mirror of
https://github.com/FEX-Emu/linux.git
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f64a181d89
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
7483 lines
242 KiB
C
7483 lines
242 KiB
C
/*****************************************************************************/
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/* ips.c -- driver for the Adaptec / IBM ServeRAID controller */
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/* */
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/* Written By: Keith Mitchell, IBM Corporation */
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/* Jack Hammer, Adaptec, Inc. */
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/* David Jeffery, Adaptec, Inc. */
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/* */
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/* Copyright (C) 2000 IBM Corporation */
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/* Copyright (C) 2002,2003 Adaptec, Inc. */
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/* */
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/* This program is free software; you can redistribute it and/or modify */
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/* it under the terms of the GNU General Public License as published by */
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/* the Free Software Foundation; either version 2 of the License, or */
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/* (at your option) any later version. */
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/* */
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/* This program is distributed in the hope that it will be useful, */
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/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
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/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
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/* GNU General Public License for more details. */
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/* */
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/* NO WARRANTY */
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/* THE PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OR */
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/* CONDITIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED INCLUDING, WITHOUT */
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/* LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT, */
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/* MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. Each Recipient is */
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/* solely responsible for determining the appropriateness of using and */
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/* distributing the Program and assumes all risks associated with its */
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/* exercise of rights under this Agreement, including but not limited to */
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/* the risks and costs of program errors, damage to or loss of data, */
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/* programs or equipment, and unavailability or interruption of operations. */
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/* */
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/* DISCLAIMER OF LIABILITY */
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/* NEITHER RECIPIENT NOR ANY CONTRIBUTORS SHALL HAVE ANY LIABILITY FOR ANY */
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/* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL */
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/* DAMAGES (INCLUDING WITHOUT LIMITATION LOST PROFITS), HOWEVER CAUSED AND */
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/* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR */
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/* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE */
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/* USE OR DISTRIBUTION OF THE PROGRAM OR THE EXERCISE OF ANY RIGHTS GRANTED */
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/* HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES */
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/* */
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/* You should have received a copy of the GNU General Public License */
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/* along with this program; if not, write to the Free Software */
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/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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/* */
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/* Bugs/Comments/Suggestions about this driver should be mailed to: */
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/* ipslinux@adaptec.com */
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/* */
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/* For system support issues, contact your local IBM Customer support. */
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/* Directions to find IBM Customer Support for each country can be found at: */
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/* http://www.ibm.com/planetwide/ */
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/* */
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/*****************************************************************************/
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/*****************************************************************************/
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/* Change Log */
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/* */
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/* 0.99.02 - Breakup commands that are bigger than 8 * the stripe size */
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/* 0.99.03 - Make interrupt routine handle all completed request on the */
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/* adapter not just the first one */
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/* - Make sure passthru commands get woken up if we run out of */
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/* SCBs */
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/* - Send all of the commands on the queue at once rather than */
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/* one at a time since the card will support it. */
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/* 0.99.04 - Fix race condition in the passthru mechanism -- this required */
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/* the interface to the utilities to change */
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/* - Fix error recovery code */
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/* 0.99.05 - Fix an oops when we get certain passthru commands */
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/* 1.00.00 - Initial Public Release */
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/* Functionally equivalent to 0.99.05 */
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/* 3.60.00 - Bump max commands to 128 for use with firmware 3.60 */
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/* - Change version to 3.60 to coincide with release numbering. */
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/* 3.60.01 - Remove bogus error check in passthru routine */
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/* 3.60.02 - Make DCDB direction based on lookup table */
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/* - Only allow one DCDB command to a SCSI ID at a time */
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/* 4.00.00 - Add support for ServeRAID 4 */
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/* 4.00.01 - Add support for First Failure Data Capture */
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/* 4.00.02 - Fix problem with PT DCDB with no buffer */
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/* 4.00.03 - Add alternative passthru interface */
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/* - Add ability to flash BIOS */
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/* 4.00.04 - Rename structures/constants to be prefixed with IPS_ */
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/* 4.00.05 - Remove wish_block from init routine */
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/* - Use linux/spinlock.h instead of asm/spinlock.h for kernels */
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/* 2.3.18 and later */
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/* - Sync with other changes from the 2.3 kernels */
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/* 4.00.06 - Fix timeout with initial FFDC command */
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/* 4.00.06a - Port to 2.4 (trivial) -- Christoph Hellwig <hch@infradead.org> */
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/* 4.10.00 - Add support for ServeRAID 4M/4L */
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/* 4.10.13 - Fix for dynamic unload and proc file system */
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/* 4.20.03 - Rename version to coincide with new release schedules */
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/* Performance fixes */
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/* Fix truncation of /proc files with cat */
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/* Merge in changes through kernel 2.4.0test1ac21 */
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/* 4.20.13 - Fix some failure cases / reset code */
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/* - Hook into the reboot_notifier to flush the controller cache */
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/* 4.50.01 - Fix problem when there is a hole in logical drive numbering */
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/* 4.70.09 - Use a Common ( Large Buffer ) for Flashing from the JCRM CD */
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/* - Add IPSSEND Flash Support */
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/* - Set Sense Data for Unknown SCSI Command */
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/* - Use Slot Number from NVRAM Page 5 */
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/* - Restore caller's DCDB Structure */
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/* 4.70.12 - Corrective actions for bad controller ( during initialization )*/
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/* 4.70.13 - Don't Send CDB's if we already know the device is not present */
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/* - Don't release HA Lock in ips_next() until SC taken off queue */
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/* - Unregister SCSI device in ips_release() */
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/* 4.70.15 - Fix Breakup for very large ( non-SG ) requests in ips_done() */
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/* 4.71.00 - Change all memory allocations to not use GFP_DMA flag */
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/* Code Clean-Up for 2.4.x kernel */
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/* 4.72.00 - Allow for a Scatter-Gather Element to exceed MAX_XFER Size */
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/* 4.72.01 - I/O Mapped Memory release ( so "insmod ips" does not Fail ) */
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/* - Don't Issue Internal FFDC Command if there are Active Commands */
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/* - Close Window for getting too many IOCTL's active */
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/* 4.80.00 - Make ia64 Safe */
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/* 4.80.04 - Eliminate calls to strtok() if 2.4.x or greater */
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/* - Adjustments to Device Queue Depth */
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/* 4.80.14 - Take all semaphores off stack */
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/* - Clean Up New_IOCTL path */
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/* 4.80.20 - Set max_sectors in Scsi_Host structure ( if >= 2.4.7 kernel ) */
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/* - 5 second delay needed after resetting an i960 adapter */
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/* 4.80.26 - Clean up potential code problems ( Arjan's recommendations ) */
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/* 4.90.01 - Version Matching for FirmWare, BIOS, and Driver */
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/* 4.90.05 - Use New PCI Architecture to facilitate Hot Plug Development */
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/* 4.90.08 - Increase Delays in Flashing ( Trombone Only - 4H ) */
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/* 4.90.08 - Data Corruption if First Scatter Gather Element is > 64K */
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/* 4.90.11 - Don't actually RESET unless it's physically required */
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/* - Remove unused compile options */
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/* 5.00.01 - Sarasota ( 5i ) adapters must always be scanned first */
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/* - Get rid on IOCTL_NEW_COMMAND code */
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/* - Add Extended DCDB Commands for Tape Support in 5I */
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/* 5.10.12 - use pci_dma interfaces, update for 2.5 kernel changes */
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/* 5.10.15 - remove unused code (sem, macros, etc.) */
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/* 5.30.00 - use __devexit_p() */
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/* 6.00.00 - Add 6x Adapters and Battery Flash */
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/* 6.10.00 - Remove 1G Addressing Limitations */
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/* 6.11.xx - Get VersionInfo buffer off the stack ! DDTS 60401 */
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/* 6.11.xx - Make Logical Drive Info structure safe for DMA DDTS 60639 */
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/* 7.10.18 - Add highmem_io flag in SCSI Templete for 2.4 kernels */
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/* - Fix path/name for scsi_hosts.h include for 2.6 kernels */
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/* - Fix sort order of 7k */
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/* - Remove 3 unused "inline" functions */
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/* 7.12.xx - Use STATIC functions whereever possible */
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/* - Clean up deprecated MODULE_PARM calls */
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/* 7.12.05 - Remove Version Matching per IBM request */
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/*****************************************************************************/
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/*
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* Conditional Compilation directives for this driver:
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*
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* IPS_DEBUG - Turn on debugging info
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*
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* Parameters:
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*
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* debug:<number> - Set debug level to <number>
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* NOTE: only works when IPS_DEBUG compile directive is used.
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* 1 - Normal debug messages
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* 2 - Verbose debug messages
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* 11 - Method trace (non interrupt)
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* 12 - Method trace (includes interrupt)
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*
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* noi2o - Don't use I2O Queues (ServeRAID 4 only)
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* nommap - Don't use memory mapped I/O
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* ioctlsize - Initial size of the IOCTL buffer
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*/
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#include <asm/io.h>
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#include <asm/byteorder.h>
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#include <asm/page.h>
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#include <linux/stddef.h>
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#include <linux/version.h>
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#include <linux/string.h>
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#include <linux/errno.h>
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#include <linux/kernel.h>
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#include <linux/ioport.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include <linux/pci.h>
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#include <linux/proc_fs.h>
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#include <linux/reboot.h>
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#include <linux/interrupt.h>
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#include <linux/blkdev.h>
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#include <linux/types.h>
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#include <scsi/sg.h>
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#include "scsi.h"
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#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
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#include "hosts.h"
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#else
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#include <scsi/scsi_host.h>
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#endif
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#include "ips.h"
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#include <linux/module.h>
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#include <linux/stat.h>
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#include <linux/config.h>
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#include <linux/spinlock.h>
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#include <linux/init.h>
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#include <linux/smp.h>
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#ifdef MODULE
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static char *ips = NULL;
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module_param(ips, charp, 0);
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#endif
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/*
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* DRIVER_VER
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*/
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#define IPS_VERSION_HIGH "7.12"
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#define IPS_VERSION_LOW ".05 "
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#if !defined(__i386__) && !defined(__ia64__) && !defined(__x86_64__)
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#warning "This driver has only been tested on the x86/ia64/x86_64 platforms"
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#endif
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#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0)
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#include <linux/blk.h>
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#include "sd.h"
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#define IPS_LOCK_SAVE(lock,flags) spin_lock_irqsave(&io_request_lock,flags)
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#define IPS_UNLOCK_RESTORE(lock,flags) spin_unlock_irqrestore(&io_request_lock,flags)
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#ifndef __devexit_p
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#define __devexit_p(x) x
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#endif
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#else
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#define IPS_LOCK_SAVE(lock,flags) do{spin_lock(lock);(void)flags;}while(0)
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#define IPS_UNLOCK_RESTORE(lock,flags) do{spin_unlock(lock);(void)flags;}while(0)
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#endif
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#define IPS_DMA_DIR(scb) ((!scb->scsi_cmd || ips_is_passthru(scb->scsi_cmd) || \
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DMA_NONE == scb->scsi_cmd->sc_data_direction) ? \
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PCI_DMA_BIDIRECTIONAL : \
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scb->scsi_cmd->sc_data_direction)
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#ifdef IPS_DEBUG
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#define METHOD_TRACE(s, i) if (ips_debug >= (i+10)) printk(KERN_NOTICE s "\n");
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#define DEBUG(i, s) if (ips_debug >= i) printk(KERN_NOTICE s "\n");
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#define DEBUG_VAR(i, s, v...) if (ips_debug >= i) printk(KERN_NOTICE s "\n", v);
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#else
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#define METHOD_TRACE(s, i)
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#define DEBUG(i, s)
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#define DEBUG_VAR(i, s, v...)
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#endif
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/*
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* Function prototypes
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*/
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static int ips_detect(struct scsi_host_template *);
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static int ips_release(struct Scsi_Host *);
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static int ips_eh_abort(Scsi_Cmnd *);
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static int ips_eh_reset(Scsi_Cmnd *);
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static int ips_queue(Scsi_Cmnd *, void (*)(Scsi_Cmnd *));
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static const char *ips_info(struct Scsi_Host *);
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static irqreturn_t do_ipsintr(int, void *, struct pt_regs *);
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static int ips_hainit(ips_ha_t *);
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static int ips_map_status(ips_ha_t *, ips_scb_t *, ips_stat_t *);
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static int ips_send_wait(ips_ha_t *, ips_scb_t *, int, int);
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static int ips_send_cmd(ips_ha_t *, ips_scb_t *);
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static int ips_online(ips_ha_t *, ips_scb_t *);
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static int ips_inquiry(ips_ha_t *, ips_scb_t *);
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static int ips_rdcap(ips_ha_t *, ips_scb_t *);
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static int ips_msense(ips_ha_t *, ips_scb_t *);
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static int ips_reqsen(ips_ha_t *, ips_scb_t *);
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static int ips_deallocatescbs(ips_ha_t *, int);
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static int ips_allocatescbs(ips_ha_t *);
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static int ips_reset_copperhead(ips_ha_t *);
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static int ips_reset_copperhead_memio(ips_ha_t *);
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static int ips_reset_morpheus(ips_ha_t *);
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static int ips_issue_copperhead(ips_ha_t *, ips_scb_t *);
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static int ips_issue_copperhead_memio(ips_ha_t *, ips_scb_t *);
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static int ips_issue_i2o(ips_ha_t *, ips_scb_t *);
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static int ips_issue_i2o_memio(ips_ha_t *, ips_scb_t *);
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static int ips_isintr_copperhead(ips_ha_t *);
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static int ips_isintr_copperhead_memio(ips_ha_t *);
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static int ips_isintr_morpheus(ips_ha_t *);
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static int ips_wait(ips_ha_t *, int, int);
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static int ips_write_driver_status(ips_ha_t *, int);
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static int ips_read_adapter_status(ips_ha_t *, int);
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static int ips_read_subsystem_parameters(ips_ha_t *, int);
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static int ips_read_config(ips_ha_t *, int);
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static int ips_clear_adapter(ips_ha_t *, int);
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static int ips_readwrite_page5(ips_ha_t *, int, int);
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static int ips_init_copperhead(ips_ha_t *);
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static int ips_init_copperhead_memio(ips_ha_t *);
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static int ips_init_morpheus(ips_ha_t *);
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static int ips_isinit_copperhead(ips_ha_t *);
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static int ips_isinit_copperhead_memio(ips_ha_t *);
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static int ips_isinit_morpheus(ips_ha_t *);
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static int ips_erase_bios(ips_ha_t *);
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static int ips_program_bios(ips_ha_t *, char *, uint32_t, uint32_t);
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static int ips_verify_bios(ips_ha_t *, char *, uint32_t, uint32_t);
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static int ips_erase_bios_memio(ips_ha_t *);
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static int ips_program_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
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static int ips_verify_bios_memio(ips_ha_t *, char *, uint32_t, uint32_t);
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static int ips_flash_copperhead(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
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static int ips_flash_bios(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
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static int ips_flash_firmware(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
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static void ips_free_flash_copperhead(ips_ha_t * ha);
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static void ips_get_bios_version(ips_ha_t *, int);
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static void ips_identify_controller(ips_ha_t *);
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static void ips_chkstatus(ips_ha_t *, IPS_STATUS *);
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static void ips_enable_int_copperhead(ips_ha_t *);
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static void ips_enable_int_copperhead_memio(ips_ha_t *);
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static void ips_enable_int_morpheus(ips_ha_t *);
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static int ips_intr_copperhead(ips_ha_t *);
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static int ips_intr_morpheus(ips_ha_t *);
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static void ips_next(ips_ha_t *, int);
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static void ipsintr_blocking(ips_ha_t *, struct ips_scb *);
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static void ipsintr_done(ips_ha_t *, struct ips_scb *);
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static void ips_done(ips_ha_t *, ips_scb_t *);
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static void ips_free(ips_ha_t *);
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static void ips_init_scb(ips_ha_t *, ips_scb_t *);
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static void ips_freescb(ips_ha_t *, ips_scb_t *);
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static void ips_setup_funclist(ips_ha_t *);
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static void ips_statinit(ips_ha_t *);
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static void ips_statinit_memio(ips_ha_t *);
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static void ips_fix_ffdc_time(ips_ha_t *, ips_scb_t *, time_t);
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static void ips_ffdc_reset(ips_ha_t *, int);
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static void ips_ffdc_time(ips_ha_t *);
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static uint32_t ips_statupd_copperhead(ips_ha_t *);
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static uint32_t ips_statupd_copperhead_memio(ips_ha_t *);
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static uint32_t ips_statupd_morpheus(ips_ha_t *);
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static ips_scb_t *ips_getscb(ips_ha_t *);
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static void ips_putq_scb_head(ips_scb_queue_t *, ips_scb_t *);
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static void ips_putq_wait_tail(ips_wait_queue_t *, Scsi_Cmnd *);
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static void ips_putq_copp_tail(ips_copp_queue_t *,
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ips_copp_wait_item_t *);
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static ips_scb_t *ips_removeq_scb_head(ips_scb_queue_t *);
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static ips_scb_t *ips_removeq_scb(ips_scb_queue_t *, ips_scb_t *);
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static Scsi_Cmnd *ips_removeq_wait_head(ips_wait_queue_t *);
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static Scsi_Cmnd *ips_removeq_wait(ips_wait_queue_t *, Scsi_Cmnd *);
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static ips_copp_wait_item_t *ips_removeq_copp(ips_copp_queue_t *,
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ips_copp_wait_item_t *);
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static ips_copp_wait_item_t *ips_removeq_copp_head(ips_copp_queue_t *);
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static int ips_is_passthru(Scsi_Cmnd *);
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static int ips_make_passthru(ips_ha_t *, Scsi_Cmnd *, ips_scb_t *, int);
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static int ips_usrcmd(ips_ha_t *, ips_passthru_t *, ips_scb_t *);
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static void ips_cleanup_passthru(ips_ha_t *, ips_scb_t *);
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static void ips_scmd_buf_write(Scsi_Cmnd * scmd, void *data,
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unsigned int count);
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static void ips_scmd_buf_read(Scsi_Cmnd * scmd, void *data, unsigned int count);
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static int ips_proc_info(struct Scsi_Host *, char *, char **, off_t, int, int);
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static int ips_host_info(ips_ha_t *, char *, off_t, int);
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static void copy_mem_info(IPS_INFOSTR *, char *, int);
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static int copy_info(IPS_INFOSTR *, char *, ...);
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static int ips_abort_init(ips_ha_t * ha, int index);
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static int ips_init_phase2(int index);
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static int ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr);
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static int ips_register_scsi(int index);
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static int ips_poll_for_flush_complete(ips_ha_t * ha);
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static void ips_flush_and_reset(ips_ha_t *ha);
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/*
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* global variables
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*/
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static const char ips_name[] = "ips";
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static struct Scsi_Host *ips_sh[IPS_MAX_ADAPTERS]; /* Array of host controller structures */
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static ips_ha_t *ips_ha[IPS_MAX_ADAPTERS]; /* Array of HA structures */
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static unsigned int ips_next_controller;
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static unsigned int ips_num_controllers;
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static unsigned int ips_released_controllers;
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static int ips_hotplug;
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static int ips_cmd_timeout = 60;
|
|
static int ips_reset_timeout = 60 * 5;
|
|
static int ips_force_memio = 1; /* Always use Memory Mapped I/O */
|
|
static int ips_force_i2o = 1; /* Always use I2O command delivery */
|
|
static int ips_ioctlsize = IPS_IOCTL_SIZE; /* Size of the ioctl buffer */
|
|
static int ips_cd_boot; /* Booting from Manager CD */
|
|
static char *ips_FlashData = NULL; /* CD Boot - Flash Data Buffer */
|
|
static dma_addr_t ips_flashbusaddr;
|
|
static long ips_FlashDataInUse; /* CD Boot - Flash Data In Use Flag */
|
|
static uint32_t MaxLiteCmds = 32; /* Max Active Cmds for a Lite Adapter */
|
|
static struct scsi_host_template ips_driver_template = {
|
|
.detect = ips_detect,
|
|
.release = ips_release,
|
|
.info = ips_info,
|
|
.queuecommand = ips_queue,
|
|
.eh_abort_handler = ips_eh_abort,
|
|
.eh_host_reset_handler = ips_eh_reset,
|
|
.proc_name = "ips",
|
|
#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
|
|
.proc_info = ips_proc_info,
|
|
.slave_configure = ips_slave_configure,
|
|
#else
|
|
.proc_info = ips_proc24_info,
|
|
.select_queue_depths = ips_select_queue_depth,
|
|
#endif
|
|
.bios_param = ips_biosparam,
|
|
.this_id = -1,
|
|
.sg_tablesize = IPS_MAX_SG,
|
|
.cmd_per_lun = 3,
|
|
.use_clustering = ENABLE_CLUSTERING,
|
|
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
|
|
.use_new_eh_code = 1,
|
|
#endif
|
|
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,20) && LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
|
|
.highmem_io = 1,
|
|
#endif
|
|
};
|
|
|
|
|
|
/* This table describes all ServeRAID Adapters */
|
|
static struct pci_device_id ips_pci_table[] = {
|
|
{ 0x1014, 0x002E, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
|
|
{ 0x1014, 0x01BD, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
|
|
{ 0x9005, 0x0250, PCI_ANY_ID, PCI_ANY_ID, 0, 0 },
|
|
{ 0, }
|
|
};
|
|
|
|
MODULE_DEVICE_TABLE( pci, ips_pci_table );
|
|
|
|
static char ips_hot_plug_name[] = "ips";
|
|
|
|
static int __devinit ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent);
|
|
static void __devexit ips_remove_device(struct pci_dev *pci_dev);
|
|
|
|
static struct pci_driver ips_pci_driver = {
|
|
.name = ips_hot_plug_name,
|
|
.id_table = ips_pci_table,
|
|
.probe = ips_insert_device,
|
|
.remove = __devexit_p(ips_remove_device),
|
|
};
|
|
|
|
|
|
/*
|
|
* Necessary forward function protoypes
|
|
*/
|
|
static int ips_halt(struct notifier_block *nb, ulong event, void *buf);
|
|
|
|
#define MAX_ADAPTER_NAME 15
|
|
|
|
static char ips_adapter_name[][30] = {
|
|
"ServeRAID",
|
|
"ServeRAID II",
|
|
"ServeRAID on motherboard",
|
|
"ServeRAID on motherboard",
|
|
"ServeRAID 3H",
|
|
"ServeRAID 3L",
|
|
"ServeRAID 4H",
|
|
"ServeRAID 4M",
|
|
"ServeRAID 4L",
|
|
"ServeRAID 4Mx",
|
|
"ServeRAID 4Lx",
|
|
"ServeRAID 5i",
|
|
"ServeRAID 5i",
|
|
"ServeRAID 6M",
|
|
"ServeRAID 6i",
|
|
"ServeRAID 7t",
|
|
"ServeRAID 7k",
|
|
"ServeRAID 7M"
|
|
};
|
|
|
|
static struct notifier_block ips_notifier = {
|
|
ips_halt, NULL, 0
|
|
};
|
|
|
|
/*
|
|
* Direction table
|
|
*/
|
|
static char ips_command_direction[] = {
|
|
IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT,
|
|
IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK,
|
|
IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_OUT,
|
|
IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_OUT,
|
|
IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_OUT,
|
|
IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_IN,
|
|
IPS_DATA_UNK, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_UNK,
|
|
IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
|
|
IPS_DATA_OUT, IPS_DATA_NONE, IPS_DATA_IN, IPS_DATA_NONE, IPS_DATA_NONE,
|
|
IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT,
|
|
IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_OUT,
|
|
IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_IN, IPS_DATA_NONE,
|
|
IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK,
|
|
IPS_DATA_NONE, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_IN, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_NONE, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_NONE,
|
|
IPS_DATA_OUT, IPS_DATA_UNK, IPS_DATA_NONE, IPS_DATA_UNK, IPS_DATA_OUT,
|
|
IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_OUT, IPS_DATA_NONE,
|
|
IPS_DATA_UNK, IPS_DATA_IN, IPS_DATA_OUT, IPS_DATA_IN, IPS_DATA_IN,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_OUT,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK,
|
|
IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK, IPS_DATA_UNK
|
|
};
|
|
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_setup */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* setup parameters to the driver */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_setup(char *ips_str)
|
|
{
|
|
|
|
int i;
|
|
char *key;
|
|
char *value;
|
|
IPS_OPTION options[] = {
|
|
{"noi2o", &ips_force_i2o, 0},
|
|
{"nommap", &ips_force_memio, 0},
|
|
{"ioctlsize", &ips_ioctlsize, IPS_IOCTL_SIZE},
|
|
{"cdboot", &ips_cd_boot, 0},
|
|
{"maxcmds", &MaxLiteCmds, 32},
|
|
};
|
|
|
|
/* Don't use strtok() anymore ( if 2.4 Kernel or beyond ) */
|
|
/* Search for value */
|
|
while ((key = strsep(&ips_str, ",."))) {
|
|
if (!*key)
|
|
continue;
|
|
value = strchr(key, ':');
|
|
if (value)
|
|
*value++ = '\0';
|
|
/*
|
|
* We now have key/value pairs.
|
|
* Update the variables
|
|
*/
|
|
for (i = 0; i < (sizeof (options) / sizeof (options[0])); i++) {
|
|
if (strnicmp
|
|
(key, options[i].option_name,
|
|
strlen(options[i].option_name)) == 0) {
|
|
if (value)
|
|
*options[i].option_flag =
|
|
simple_strtoul(value, NULL, 0);
|
|
else
|
|
*options[i].option_flag =
|
|
options[i].option_value;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
__setup("ips=", ips_setup);
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_detect */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Detect and initialize the driver */
|
|
/* */
|
|
/* NOTE: this routine is called under the io_request_lock spinlock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_detect(struct scsi_host_template * SHT)
|
|
{
|
|
int i;
|
|
|
|
METHOD_TRACE("ips_detect", 1);
|
|
|
|
#ifdef MODULE
|
|
if (ips)
|
|
ips_setup(ips);
|
|
#endif
|
|
|
|
for (i = 0; i < ips_num_controllers; i++) {
|
|
if (ips_register_scsi(i))
|
|
ips_free(ips_ha[i]);
|
|
ips_released_controllers++;
|
|
}
|
|
ips_hotplug = 1;
|
|
return (ips_num_controllers);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* configure the function pointers to use the functions that will work */
|
|
/* with the found version of the adapter */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_setup_funclist(ips_ha_t * ha)
|
|
{
|
|
|
|
/*
|
|
* Setup Functions
|
|
*/
|
|
if (IPS_IS_MORPHEUS(ha) || IPS_IS_MARCO(ha)) {
|
|
/* morpheus / marco / sebring */
|
|
ha->func.isintr = ips_isintr_morpheus;
|
|
ha->func.isinit = ips_isinit_morpheus;
|
|
ha->func.issue = ips_issue_i2o_memio;
|
|
ha->func.init = ips_init_morpheus;
|
|
ha->func.statupd = ips_statupd_morpheus;
|
|
ha->func.reset = ips_reset_morpheus;
|
|
ha->func.intr = ips_intr_morpheus;
|
|
ha->func.enableint = ips_enable_int_morpheus;
|
|
} else if (IPS_USE_MEMIO(ha)) {
|
|
/* copperhead w/MEMIO */
|
|
ha->func.isintr = ips_isintr_copperhead_memio;
|
|
ha->func.isinit = ips_isinit_copperhead_memio;
|
|
ha->func.init = ips_init_copperhead_memio;
|
|
ha->func.statupd = ips_statupd_copperhead_memio;
|
|
ha->func.statinit = ips_statinit_memio;
|
|
ha->func.reset = ips_reset_copperhead_memio;
|
|
ha->func.intr = ips_intr_copperhead;
|
|
ha->func.erasebios = ips_erase_bios_memio;
|
|
ha->func.programbios = ips_program_bios_memio;
|
|
ha->func.verifybios = ips_verify_bios_memio;
|
|
ha->func.enableint = ips_enable_int_copperhead_memio;
|
|
if (IPS_USE_I2O_DELIVER(ha))
|
|
ha->func.issue = ips_issue_i2o_memio;
|
|
else
|
|
ha->func.issue = ips_issue_copperhead_memio;
|
|
} else {
|
|
/* copperhead */
|
|
ha->func.isintr = ips_isintr_copperhead;
|
|
ha->func.isinit = ips_isinit_copperhead;
|
|
ha->func.init = ips_init_copperhead;
|
|
ha->func.statupd = ips_statupd_copperhead;
|
|
ha->func.statinit = ips_statinit;
|
|
ha->func.reset = ips_reset_copperhead;
|
|
ha->func.intr = ips_intr_copperhead;
|
|
ha->func.erasebios = ips_erase_bios;
|
|
ha->func.programbios = ips_program_bios;
|
|
ha->func.verifybios = ips_verify_bios;
|
|
ha->func.enableint = ips_enable_int_copperhead;
|
|
|
|
if (IPS_USE_I2O_DELIVER(ha))
|
|
ha->func.issue = ips_issue_i2o;
|
|
else
|
|
ha->func.issue = ips_issue_copperhead;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_release */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove a driver */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_release(struct Scsi_Host *sh)
|
|
{
|
|
ips_scb_t *scb;
|
|
ips_ha_t *ha;
|
|
int i;
|
|
|
|
METHOD_TRACE("ips_release", 1);
|
|
|
|
for (i = 0; i < IPS_MAX_ADAPTERS && ips_sh[i] != sh; i++) ;
|
|
|
|
if (i == IPS_MAX_ADAPTERS) {
|
|
printk(KERN_WARNING
|
|
"(%s) release, invalid Scsi_Host pointer.\n", ips_name);
|
|
BUG();
|
|
return (FALSE);
|
|
}
|
|
|
|
ha = IPS_HA(sh);
|
|
|
|
if (!ha)
|
|
return (FALSE);
|
|
|
|
/* flush the cache on the controller */
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_FLUSH;
|
|
|
|
scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
|
|
scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.flush_cache.state = IPS_NORM_STATE;
|
|
scb->cmd.flush_cache.reserved = 0;
|
|
scb->cmd.flush_cache.reserved2 = 0;
|
|
scb->cmd.flush_cache.reserved3 = 0;
|
|
scb->cmd.flush_cache.reserved4 = 0;
|
|
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev, "Flushing Cache.\n");
|
|
|
|
/* send command */
|
|
if (ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_ON) == IPS_FAILURE)
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev, "Incomplete Flush.\n");
|
|
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev, "Flushing Complete.\n");
|
|
|
|
ips_sh[i] = NULL;
|
|
ips_ha[i] = NULL;
|
|
|
|
/* free extra memory */
|
|
ips_free(ha);
|
|
|
|
/* Free I/O Region */
|
|
if (ha->io_addr)
|
|
release_region(ha->io_addr, ha->io_len);
|
|
|
|
/* free IRQ */
|
|
free_irq(ha->irq, ha);
|
|
|
|
IPS_REMOVE_HOST(sh);
|
|
scsi_host_put(sh);
|
|
|
|
ips_released_controllers++;
|
|
|
|
return (FALSE);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_halt */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Perform cleanup when the system reboots */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_halt(struct notifier_block *nb, ulong event, void *buf)
|
|
{
|
|
ips_scb_t *scb;
|
|
ips_ha_t *ha;
|
|
int i;
|
|
|
|
if ((event != SYS_RESTART) && (event != SYS_HALT) &&
|
|
(event != SYS_POWER_OFF))
|
|
return (NOTIFY_DONE);
|
|
|
|
for (i = 0; i < ips_next_controller; i++) {
|
|
ha = (ips_ha_t *) ips_ha[i];
|
|
|
|
if (!ha)
|
|
continue;
|
|
|
|
if (!ha->active)
|
|
continue;
|
|
|
|
/* flush the cache on the controller */
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_FLUSH;
|
|
|
|
scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
|
|
scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.flush_cache.state = IPS_NORM_STATE;
|
|
scb->cmd.flush_cache.reserved = 0;
|
|
scb->cmd.flush_cache.reserved2 = 0;
|
|
scb->cmd.flush_cache.reserved3 = 0;
|
|
scb->cmd.flush_cache.reserved4 = 0;
|
|
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev, "Flushing Cache.\n");
|
|
|
|
/* send command */
|
|
if (ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_ON) ==
|
|
IPS_FAILURE)
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Incomplete Flush.\n");
|
|
else
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Flushing Complete.\n");
|
|
}
|
|
|
|
return (NOTIFY_OK);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_eh_abort */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Abort a command (using the new error code stuff) */
|
|
/* Note: this routine is called under the io_request_lock */
|
|
/****************************************************************************/
|
|
int
|
|
ips_eh_abort(Scsi_Cmnd * SC)
|
|
{
|
|
ips_ha_t *ha;
|
|
ips_copp_wait_item_t *item;
|
|
int ret;
|
|
unsigned long cpu_flags;
|
|
struct Scsi_Host *host;
|
|
|
|
METHOD_TRACE("ips_eh_abort", 1);
|
|
|
|
if (!SC)
|
|
return (FAILED);
|
|
|
|
host = SC->device->host;
|
|
ha = (ips_ha_t *) SC->device->host->hostdata;
|
|
|
|
if (!ha)
|
|
return (FAILED);
|
|
|
|
if (!ha->active)
|
|
return (FAILED);
|
|
|
|
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
|
|
|
|
/* See if the command is on the copp queue */
|
|
item = ha->copp_waitlist.head;
|
|
while ((item) && (item->scsi_cmd != SC))
|
|
item = item->next;
|
|
|
|
if (item) {
|
|
/* Found it */
|
|
ips_removeq_copp(&ha->copp_waitlist, item);
|
|
ret = (SUCCESS);
|
|
|
|
/* See if the command is on the wait queue */
|
|
} else if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
|
|
/* command not sent yet */
|
|
ret = (SUCCESS);
|
|
} else {
|
|
/* command must have already been sent */
|
|
ret = (FAILED);
|
|
}
|
|
|
|
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
|
|
return ret;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_eh_reset */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Reset the controller (with new eh error code) */
|
|
/* */
|
|
/* NOTE: this routine is called under the io_request_lock spinlock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
__ips_eh_reset(Scsi_Cmnd * SC)
|
|
{
|
|
int ret;
|
|
int i;
|
|
ips_ha_t *ha;
|
|
ips_scb_t *scb;
|
|
ips_copp_wait_item_t *item;
|
|
|
|
METHOD_TRACE("ips_eh_reset", 1);
|
|
|
|
#ifdef NO_IPS_RESET
|
|
return (FAILED);
|
|
#else
|
|
|
|
if (!SC) {
|
|
DEBUG(1, "Reset called with NULL scsi command");
|
|
|
|
return (FAILED);
|
|
}
|
|
|
|
ha = (ips_ha_t *) SC->device->host->hostdata;
|
|
|
|
if (!ha) {
|
|
DEBUG(1, "Reset called with NULL ha struct");
|
|
|
|
return (FAILED);
|
|
}
|
|
|
|
if (!ha->active)
|
|
return (FAILED);
|
|
|
|
/* See if the command is on the copp queue */
|
|
item = ha->copp_waitlist.head;
|
|
while ((item) && (item->scsi_cmd != SC))
|
|
item = item->next;
|
|
|
|
if (item) {
|
|
/* Found it */
|
|
ips_removeq_copp(&ha->copp_waitlist, item);
|
|
return (SUCCESS);
|
|
}
|
|
|
|
/* See if the command is on the wait queue */
|
|
if (ips_removeq_wait(&ha->scb_waitlist, SC)) {
|
|
/* command not sent yet */
|
|
return (SUCCESS);
|
|
}
|
|
|
|
/* An explanation for the casual observer: */
|
|
/* Part of the function of a RAID controller is automatic error */
|
|
/* detection and recovery. As such, the only problem that physically */
|
|
/* resetting an adapter will ever fix is when, for some reason, */
|
|
/* the driver is not successfully communicating with the adapter. */
|
|
/* Therefore, we will attempt to flush this adapter. If that succeeds, */
|
|
/* then there's no real purpose in a physical reset. This will complete */
|
|
/* much faster and avoids any problems that might be caused by a */
|
|
/* physical reset ( such as having to fail all the outstanding I/O's ). */
|
|
|
|
if (ha->ioctl_reset == 0) { /* IF Not an IOCTL Requested Reset */
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_FLUSH;
|
|
|
|
scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
|
|
scb->cmd.flush_cache.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.flush_cache.state = IPS_NORM_STATE;
|
|
scb->cmd.flush_cache.reserved = 0;
|
|
scb->cmd.flush_cache.reserved2 = 0;
|
|
scb->cmd.flush_cache.reserved3 = 0;
|
|
scb->cmd.flush_cache.reserved4 = 0;
|
|
|
|
/* Attempt the flush command */
|
|
ret = ips_send_wait(ha, scb, ips_cmd_timeout, IPS_INTR_IORL);
|
|
if (ret == IPS_SUCCESS) {
|
|
IPS_PRINTK(KERN_NOTICE, ha->pcidev,
|
|
"Reset Request - Flushed Cache\n");
|
|
return (SUCCESS);
|
|
}
|
|
}
|
|
|
|
/* Either we can't communicate with the adapter or it's an IOCTL request */
|
|
/* from a utility. A physical reset is needed at this point. */
|
|
|
|
ha->ioctl_reset = 0; /* Reset the IOCTL Requested Reset Flag */
|
|
|
|
/*
|
|
* command must have already been sent
|
|
* reset the controller
|
|
*/
|
|
IPS_PRINTK(KERN_NOTICE, ha->pcidev, "Resetting controller.\n");
|
|
ret = (*ha->func.reset) (ha);
|
|
|
|
if (!ret) {
|
|
Scsi_Cmnd *scsi_cmd;
|
|
|
|
IPS_PRINTK(KERN_NOTICE, ha->pcidev,
|
|
"Controller reset failed - controller now offline.\n");
|
|
|
|
/* Now fail all of the active commands */
|
|
DEBUG_VAR(1, "(%s%d) Failing active commands",
|
|
ips_name, ha->host_num);
|
|
|
|
while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
ips_freescb(ha, scb);
|
|
}
|
|
|
|
/* Now fail all of the pending commands */
|
|
DEBUG_VAR(1, "(%s%d) Failing pending commands",
|
|
ips_name, ha->host_num);
|
|
|
|
while ((scsi_cmd = ips_removeq_wait_head(&ha->scb_waitlist))) {
|
|
scsi_cmd->result = DID_ERROR;
|
|
scsi_cmd->scsi_done(scsi_cmd);
|
|
}
|
|
|
|
ha->active = FALSE;
|
|
return (FAILED);
|
|
}
|
|
|
|
if (!ips_clear_adapter(ha, IPS_INTR_IORL)) {
|
|
Scsi_Cmnd *scsi_cmd;
|
|
|
|
IPS_PRINTK(KERN_NOTICE, ha->pcidev,
|
|
"Controller reset failed - controller now offline.\n");
|
|
|
|
/* Now fail all of the active commands */
|
|
DEBUG_VAR(1, "(%s%d) Failing active commands",
|
|
ips_name, ha->host_num);
|
|
|
|
while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
ips_freescb(ha, scb);
|
|
}
|
|
|
|
/* Now fail all of the pending commands */
|
|
DEBUG_VAR(1, "(%s%d) Failing pending commands",
|
|
ips_name, ha->host_num);
|
|
|
|
while ((scsi_cmd = ips_removeq_wait_head(&ha->scb_waitlist))) {
|
|
scsi_cmd->result = DID_ERROR << 16;
|
|
scsi_cmd->scsi_done(scsi_cmd);
|
|
}
|
|
|
|
ha->active = FALSE;
|
|
return (FAILED);
|
|
}
|
|
|
|
/* FFDC */
|
|
if (le32_to_cpu(ha->subsys->param[3]) & 0x300000) {
|
|
struct timeval tv;
|
|
|
|
do_gettimeofday(&tv);
|
|
ha->last_ffdc = tv.tv_sec;
|
|
ha->reset_count++;
|
|
ips_ffdc_reset(ha, IPS_INTR_IORL);
|
|
}
|
|
|
|
/* Now fail all of the active commands */
|
|
DEBUG_VAR(1, "(%s%d) Failing active commands", ips_name, ha->host_num);
|
|
|
|
while ((scb = ips_removeq_scb_head(&ha->scb_activelist))) {
|
|
scb->scsi_cmd->result =
|
|
(DID_RESET << 16) | (SUGGEST_RETRY << 24);
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
ips_freescb(ha, scb);
|
|
}
|
|
|
|
/* Reset DCDB active command bits */
|
|
for (i = 1; i < ha->nbus; i++)
|
|
ha->dcdb_active[i - 1] = 0;
|
|
|
|
/* Reset the number of active IOCTLs */
|
|
ha->num_ioctl = 0;
|
|
|
|
ips_next(ha, IPS_INTR_IORL);
|
|
|
|
return (SUCCESS);
|
|
#endif /* NO_IPS_RESET */
|
|
|
|
}
|
|
|
|
static int
|
|
ips_eh_reset(Scsi_Cmnd * SC)
|
|
{
|
|
int rc;
|
|
|
|
spin_lock_irq(SC->device->host->host_lock);
|
|
rc = __ips_eh_reset(SC);
|
|
spin_unlock_irq(SC->device->host->host_lock);
|
|
|
|
return rc;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_queue */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Send a command to the controller */
|
|
/* */
|
|
/* NOTE: */
|
|
/* Linux obtains io_request_lock before calling this function */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_queue(Scsi_Cmnd * SC, void (*done) (Scsi_Cmnd *))
|
|
{
|
|
ips_ha_t *ha;
|
|
ips_passthru_t *pt;
|
|
|
|
METHOD_TRACE("ips_queue", 1);
|
|
|
|
ha = (ips_ha_t *) SC->device->host->hostdata;
|
|
|
|
if (!ha)
|
|
return (1);
|
|
|
|
if (!ha->active)
|
|
return (DID_ERROR);
|
|
|
|
if (ips_is_passthru(SC)) {
|
|
if (ha->copp_waitlist.count == IPS_MAX_IOCTL_QUEUE) {
|
|
SC->result = DID_BUS_BUSY << 16;
|
|
done(SC);
|
|
|
|
return (0);
|
|
}
|
|
} else if (ha->scb_waitlist.count == IPS_MAX_QUEUE) {
|
|
SC->result = DID_BUS_BUSY << 16;
|
|
done(SC);
|
|
|
|
return (0);
|
|
}
|
|
|
|
SC->scsi_done = done;
|
|
|
|
DEBUG_VAR(2, "(%s%d): ips_queue: cmd 0x%X (%d %d %d)",
|
|
ips_name,
|
|
ha->host_num,
|
|
SC->cmnd[0],
|
|
SC->device->channel, SC->device->id, SC->device->lun);
|
|
|
|
/* Check for command to initiator IDs */
|
|
if ((scmd_channel(SC) > 0)
|
|
&& (scmd_id(SC) == ha->ha_id[scmd_channel(SC)])) {
|
|
SC->result = DID_NO_CONNECT << 16;
|
|
done(SC);
|
|
|
|
return (0);
|
|
}
|
|
|
|
if (ips_is_passthru(SC)) {
|
|
|
|
ips_copp_wait_item_t *scratch;
|
|
|
|
/* A Reset IOCTL is only sent by the boot CD in extreme cases. */
|
|
/* There can never be any system activity ( network or disk ), but check */
|
|
/* anyway just as a good practice. */
|
|
pt = (ips_passthru_t *) SC->request_buffer;
|
|
if ((pt->CoppCP.cmd.reset.op_code == IPS_CMD_RESET_CHANNEL) &&
|
|
(pt->CoppCP.cmd.reset.adapter_flag == 1)) {
|
|
if (ha->scb_activelist.count != 0) {
|
|
SC->result = DID_BUS_BUSY << 16;
|
|
done(SC);
|
|
return (0);
|
|
}
|
|
ha->ioctl_reset = 1; /* This reset request is from an IOCTL */
|
|
ips_eh_reset(SC);
|
|
SC->result = DID_OK << 16;
|
|
SC->scsi_done(SC);
|
|
return (0);
|
|
}
|
|
|
|
/* allocate space for the scribble */
|
|
scratch = kmalloc(sizeof (ips_copp_wait_item_t), GFP_ATOMIC);
|
|
|
|
if (!scratch) {
|
|
SC->result = DID_ERROR << 16;
|
|
done(SC);
|
|
|
|
return (0);
|
|
}
|
|
|
|
scratch->scsi_cmd = SC;
|
|
scratch->next = NULL;
|
|
|
|
ips_putq_copp_tail(&ha->copp_waitlist, scratch);
|
|
} else {
|
|
ips_putq_wait_tail(&ha->scb_waitlist, SC);
|
|
}
|
|
|
|
ips_next(ha, IPS_INTR_IORL);
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_biosparam */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Set bios geometry for the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
|
|
ips_biosparam(Disk * disk, kdev_t dev, int geom[])
|
|
{
|
|
ips_ha_t *ha = (ips_ha_t *) disk->device->host->hostdata;
|
|
unsigned long capacity = disk->capacity;
|
|
#else
|
|
ips_biosparam(struct scsi_device *sdev, struct block_device *bdev,
|
|
sector_t capacity, int geom[])
|
|
{
|
|
ips_ha_t *ha = (ips_ha_t *) sdev->host->hostdata;
|
|
#endif
|
|
int heads;
|
|
int sectors;
|
|
int cylinders;
|
|
|
|
METHOD_TRACE("ips_biosparam", 1);
|
|
|
|
if (!ha)
|
|
/* ?!?! host adater info invalid */
|
|
return (0);
|
|
|
|
if (!ha->active)
|
|
return (0);
|
|
|
|
if (!ips_read_adapter_status(ha, IPS_INTR_ON))
|
|
/* ?!?! Enquiry command failed */
|
|
return (0);
|
|
|
|
if ((capacity > 0x400000) && ((ha->enq->ucMiscFlag & 0x8) == 0)) {
|
|
heads = IPS_NORM_HEADS;
|
|
sectors = IPS_NORM_SECTORS;
|
|
} else {
|
|
heads = IPS_COMP_HEADS;
|
|
sectors = IPS_COMP_SECTORS;
|
|
}
|
|
|
|
cylinders = (unsigned long) capacity / (heads * sectors);
|
|
|
|
DEBUG_VAR(2, "Geometry: heads: %d, sectors: %d, cylinders: %d",
|
|
heads, sectors, cylinders);
|
|
|
|
geom[0] = heads;
|
|
geom[1] = sectors;
|
|
geom[2] = cylinders;
|
|
|
|
return (0);
|
|
}
|
|
|
|
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
|
|
|
|
/* ips_proc24_info is a wrapper around ips_proc_info *
|
|
* for compatibility with the 2.4 scsi parameters */
|
|
static int
|
|
ips_proc24_info(char *buffer, char **start, off_t offset, int length,
|
|
int hostno, int func)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < ips_next_controller; i++) {
|
|
if (ips_sh[i] && ips_sh[i]->host_no == hostno) {
|
|
return ips_proc_info(ips_sh[i], buffer, start,
|
|
offset, length, func);
|
|
}
|
|
}
|
|
return -EINVAL;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_select_queue_depth */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Select queue depths for the devices on the contoller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_select_queue_depth(struct Scsi_Host *host, struct scsi_device * scsi_devs)
|
|
{
|
|
struct scsi_device *device;
|
|
ips_ha_t *ha;
|
|
int count = 0;
|
|
int min;
|
|
|
|
ha = IPS_HA(host);
|
|
min = ha->max_cmds / 4;
|
|
|
|
for (device = scsi_devs; device; device = device->next) {
|
|
if (device->host == host) {
|
|
if ((device->channel == 0) && (device->type == 0))
|
|
count++;
|
|
}
|
|
}
|
|
|
|
for (device = scsi_devs; device; device = device->next) {
|
|
if (device->host == host) {
|
|
if ((device->channel == 0) && (device->type == 0)) {
|
|
device->queue_depth =
|
|
(ha->max_cmds - 1) / count;
|
|
if (device->queue_depth < min)
|
|
device->queue_depth = min;
|
|
} else {
|
|
device->queue_depth = 2;
|
|
}
|
|
|
|
if (device->queue_depth < 2)
|
|
device->queue_depth = 2;
|
|
}
|
|
}
|
|
}
|
|
|
|
#else
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_slave_configure */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Set queue depths on devices once scan is complete */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_slave_configure(struct scsi_device * SDptr)
|
|
{
|
|
ips_ha_t *ha;
|
|
int min;
|
|
|
|
ha = IPS_HA(SDptr->host);
|
|
if (SDptr->tagged_supported && SDptr->type == TYPE_DISK) {
|
|
min = ha->max_cmds / 2;
|
|
if (ha->enq->ucLogDriveCount <= 2)
|
|
min = ha->max_cmds - 1;
|
|
scsi_adjust_queue_depth(SDptr, MSG_ORDERED_TAG, min);
|
|
}
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: do_ipsintr */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Wrapper for the interrupt handler */
|
|
/* */
|
|
/****************************************************************************/
|
|
static irqreturn_t
|
|
do_ipsintr(int irq, void *dev_id, struct pt_regs * regs)
|
|
{
|
|
ips_ha_t *ha;
|
|
unsigned long cpu_flags;
|
|
struct Scsi_Host *host;
|
|
int irqstatus;
|
|
|
|
METHOD_TRACE("do_ipsintr", 2);
|
|
|
|
ha = (ips_ha_t *) dev_id;
|
|
if (!ha)
|
|
return IRQ_NONE;
|
|
host = ips_sh[ha->host_num];
|
|
/* interrupt during initialization */
|
|
if (!host) {
|
|
(*ha->func.intr) (ha);
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
|
|
|
|
if (!ha->active) {
|
|
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
|
|
return IRQ_HANDLED;
|
|
}
|
|
|
|
irqstatus = (*ha->func.intr) (ha);
|
|
|
|
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
|
|
|
|
/* start the next command */
|
|
ips_next(ha, IPS_INTR_ON);
|
|
return IRQ_RETVAL(irqstatus);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_intr_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Polling interrupt handler */
|
|
/* */
|
|
/* ASSUMES interrupts are disabled */
|
|
/* */
|
|
/****************************************************************************/
|
|
int
|
|
ips_intr_copperhead(ips_ha_t * ha)
|
|
{
|
|
ips_stat_t *sp;
|
|
ips_scb_t *scb;
|
|
IPS_STATUS cstatus;
|
|
int intrstatus;
|
|
|
|
METHOD_TRACE("ips_intr", 2);
|
|
|
|
if (!ha)
|
|
return 0;
|
|
|
|
if (!ha->active)
|
|
return 0;
|
|
|
|
intrstatus = (*ha->func.isintr) (ha);
|
|
|
|
if (!intrstatus) {
|
|
/*
|
|
* Unexpected/Shared interrupt
|
|
*/
|
|
|
|
return 0;
|
|
}
|
|
|
|
while (TRUE) {
|
|
sp = &ha->sp;
|
|
|
|
intrstatus = (*ha->func.isintr) (ha);
|
|
|
|
if (!intrstatus)
|
|
break;
|
|
else
|
|
cstatus.value = (*ha->func.statupd) (ha);
|
|
|
|
if (cstatus.fields.command_id > (IPS_MAX_CMDS - 1)) {
|
|
/* Spurious Interupt ? */
|
|
continue;
|
|
}
|
|
|
|
ips_chkstatus(ha, &cstatus);
|
|
scb = (ips_scb_t *) sp->scb_addr;
|
|
|
|
/*
|
|
* use the callback function to finish things up
|
|
* NOTE: interrupts are OFF for this
|
|
*/
|
|
(*scb->callback) (ha, scb);
|
|
} /* end while */
|
|
return 1;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_intr_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Polling interrupt handler */
|
|
/* */
|
|
/* ASSUMES interrupts are disabled */
|
|
/* */
|
|
/****************************************************************************/
|
|
int
|
|
ips_intr_morpheus(ips_ha_t * ha)
|
|
{
|
|
ips_stat_t *sp;
|
|
ips_scb_t *scb;
|
|
IPS_STATUS cstatus;
|
|
int intrstatus;
|
|
|
|
METHOD_TRACE("ips_intr_morpheus", 2);
|
|
|
|
if (!ha)
|
|
return 0;
|
|
|
|
if (!ha->active)
|
|
return 0;
|
|
|
|
intrstatus = (*ha->func.isintr) (ha);
|
|
|
|
if (!intrstatus) {
|
|
/*
|
|
* Unexpected/Shared interrupt
|
|
*/
|
|
|
|
return 0;
|
|
}
|
|
|
|
while (TRUE) {
|
|
sp = &ha->sp;
|
|
|
|
intrstatus = (*ha->func.isintr) (ha);
|
|
|
|
if (!intrstatus)
|
|
break;
|
|
else
|
|
cstatus.value = (*ha->func.statupd) (ha);
|
|
|
|
if (cstatus.value == 0xffffffff)
|
|
/* No more to process */
|
|
break;
|
|
|
|
if (cstatus.fields.command_id > (IPS_MAX_CMDS - 1)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Spurious interrupt; no ccb.\n");
|
|
|
|
continue;
|
|
}
|
|
|
|
ips_chkstatus(ha, &cstatus);
|
|
scb = (ips_scb_t *) sp->scb_addr;
|
|
|
|
/*
|
|
* use the callback function to finish things up
|
|
* NOTE: interrupts are OFF for this
|
|
*/
|
|
(*scb->callback) (ha, scb);
|
|
} /* end while */
|
|
return 1;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_info */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Return info about the driver */
|
|
/* */
|
|
/****************************************************************************/
|
|
static const char *
|
|
ips_info(struct Scsi_Host *SH)
|
|
{
|
|
static char buffer[256];
|
|
char *bp;
|
|
ips_ha_t *ha;
|
|
|
|
METHOD_TRACE("ips_info", 1);
|
|
|
|
ha = IPS_HA(SH);
|
|
|
|
if (!ha)
|
|
return (NULL);
|
|
|
|
bp = &buffer[0];
|
|
memset(bp, 0, sizeof (buffer));
|
|
|
|
sprintf(bp, "%s%s%s Build %d", "IBM PCI ServeRAID ",
|
|
IPS_VERSION_HIGH, IPS_VERSION_LOW, IPS_BUILD_IDENT);
|
|
|
|
if (ha->ad_type > 0 && ha->ad_type <= MAX_ADAPTER_NAME) {
|
|
strcat(bp, " <");
|
|
strcat(bp, ips_adapter_name[ha->ad_type - 1]);
|
|
strcat(bp, ">");
|
|
}
|
|
|
|
return (bp);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_proc_info */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* The passthru interface for the driver */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset,
|
|
int length, int func)
|
|
{
|
|
int i;
|
|
int ret;
|
|
ips_ha_t *ha = NULL;
|
|
|
|
METHOD_TRACE("ips_proc_info", 1);
|
|
|
|
/* Find our host structure */
|
|
for (i = 0; i < ips_next_controller; i++) {
|
|
if (ips_sh[i]) {
|
|
if (ips_sh[i] == host) {
|
|
ha = (ips_ha_t *) ips_sh[i]->hostdata;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!ha)
|
|
return (-EINVAL);
|
|
|
|
if (func) {
|
|
/* write */
|
|
return (0);
|
|
} else {
|
|
/* read */
|
|
if (start)
|
|
*start = buffer;
|
|
|
|
ret = ips_host_info(ha, buffer, offset, length);
|
|
|
|
return (ret);
|
|
}
|
|
}
|
|
|
|
/*--------------------------------------------------------------------------*/
|
|
/* Helper Functions */
|
|
/*--------------------------------------------------------------------------*/
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_is_passthru */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Determine if the specified SCSI command is really a passthru command */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_is_passthru(Scsi_Cmnd * SC)
|
|
{
|
|
unsigned long flags;
|
|
|
|
METHOD_TRACE("ips_is_passthru", 1);
|
|
|
|
if (!SC)
|
|
return (0);
|
|
|
|
if ((SC->cmnd[0] == IPS_IOCTL_COMMAND) &&
|
|
(SC->device->channel == 0) &&
|
|
(SC->device->id == IPS_ADAPTER_ID) &&
|
|
(SC->device->lun == 0) && SC->request_buffer) {
|
|
if ((!SC->use_sg) && SC->request_bufflen &&
|
|
(((char *) SC->request_buffer)[0] == 'C') &&
|
|
(((char *) SC->request_buffer)[1] == 'O') &&
|
|
(((char *) SC->request_buffer)[2] == 'P') &&
|
|
(((char *) SC->request_buffer)[3] == 'P'))
|
|
return 1;
|
|
else if (SC->use_sg) {
|
|
struct scatterlist *sg = SC->request_buffer;
|
|
char *buffer;
|
|
|
|
/* kmap_atomic() ensures addressability of the user buffer.*/
|
|
/* local_irq_save() protects the KM_IRQ0 address slot. */
|
|
local_irq_save(flags);
|
|
buffer = kmap_atomic(sg->page, KM_IRQ0) + sg->offset;
|
|
if (buffer && buffer[0] == 'C' && buffer[1] == 'O' &&
|
|
buffer[2] == 'P' && buffer[3] == 'P') {
|
|
kunmap_atomic(buffer - sg->offset, KM_IRQ0);
|
|
local_irq_restore(flags);
|
|
return 1;
|
|
}
|
|
kunmap_atomic(buffer - sg->offset, KM_IRQ0);
|
|
local_irq_restore(flags);
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_alloc_passthru_buffer */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* allocate a buffer large enough for the ioctl data if the ioctl buffer */
|
|
/* is too small or doesn't exist */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_alloc_passthru_buffer(ips_ha_t * ha, int length)
|
|
{
|
|
void *bigger_buf;
|
|
dma_addr_t dma_busaddr;
|
|
|
|
if (ha->ioctl_data && length <= ha->ioctl_len)
|
|
return 0;
|
|
/* there is no buffer or it's not big enough, allocate a new one */
|
|
bigger_buf = pci_alloc_consistent(ha->pcidev, length, &dma_busaddr);
|
|
if (bigger_buf) {
|
|
/* free the old memory */
|
|
pci_free_consistent(ha->pcidev, ha->ioctl_len, ha->ioctl_data,
|
|
ha->ioctl_busaddr);
|
|
/* use the new memory */
|
|
ha->ioctl_data = (char *) bigger_buf;
|
|
ha->ioctl_len = length;
|
|
ha->ioctl_busaddr = dma_busaddr;
|
|
} else {
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_make_passthru */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Make a passthru command out of the info in the Scsi block */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_make_passthru(ips_ha_t * ha, Scsi_Cmnd * SC, ips_scb_t * scb, int intr)
|
|
{
|
|
ips_passthru_t *pt;
|
|
int length = 0;
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_make_passthru", 1);
|
|
|
|
if (!SC->use_sg) {
|
|
length = SC->request_bufflen;
|
|
} else {
|
|
struct scatterlist *sg = SC->request_buffer;
|
|
int i;
|
|
for (i = 0; i < SC->use_sg; i++)
|
|
length += sg[i].length;
|
|
}
|
|
if (length < sizeof (ips_passthru_t)) {
|
|
/* wrong size */
|
|
DEBUG_VAR(1, "(%s%d) Passthru structure wrong size",
|
|
ips_name, ha->host_num);
|
|
return (IPS_FAILURE);
|
|
}
|
|
if (ips_alloc_passthru_buffer(ha, length)) {
|
|
/* allocation failure! If ha->ioctl_data exists, use it to return
|
|
some error codes. Return a failed command to the scsi layer. */
|
|
if (ha->ioctl_data) {
|
|
pt = (ips_passthru_t *) ha->ioctl_data;
|
|
ips_scmd_buf_read(SC, pt, sizeof (ips_passthru_t));
|
|
pt->BasicStatus = 0x0B;
|
|
pt->ExtendedStatus = 0x00;
|
|
ips_scmd_buf_write(SC, pt, sizeof (ips_passthru_t));
|
|
}
|
|
return IPS_FAILURE;
|
|
}
|
|
ha->ioctl_datasize = length;
|
|
|
|
ips_scmd_buf_read(SC, ha->ioctl_data, ha->ioctl_datasize);
|
|
pt = (ips_passthru_t *) ha->ioctl_data;
|
|
|
|
/*
|
|
* Some notes about the passthru interface used
|
|
*
|
|
* IF the scsi op_code == 0x0d then we assume
|
|
* that the data came along with/goes with the
|
|
* packet we received from the sg driver. In this
|
|
* case the CmdBSize field of the pt structure is
|
|
* used for the size of the buffer.
|
|
*/
|
|
|
|
switch (pt->CoppCmd) {
|
|
case IPS_NUMCTRLS:
|
|
memcpy(ha->ioctl_data + sizeof (ips_passthru_t),
|
|
&ips_num_controllers, sizeof (int));
|
|
ips_scmd_buf_write(SC, ha->ioctl_data,
|
|
sizeof (ips_passthru_t) + sizeof (int));
|
|
SC->result = DID_OK << 16;
|
|
|
|
return (IPS_SUCCESS_IMM);
|
|
|
|
case IPS_COPPUSRCMD:
|
|
case IPS_COPPIOCCMD:
|
|
if (SC->cmnd[0] == IPS_IOCTL_COMMAND) {
|
|
if (length < (sizeof (ips_passthru_t) + pt->CmdBSize)) {
|
|
/* wrong size */
|
|
DEBUG_VAR(1,
|
|
"(%s%d) Passthru structure wrong size",
|
|
ips_name, ha->host_num);
|
|
|
|
return (IPS_FAILURE);
|
|
}
|
|
|
|
if (ha->device_id == IPS_DEVICEID_COPPERHEAD &&
|
|
pt->CoppCP.cmd.flashfw.op_code ==
|
|
IPS_CMD_RW_BIOSFW) {
|
|
ret = ips_flash_copperhead(ha, pt, scb);
|
|
ips_scmd_buf_write(SC, ha->ioctl_data,
|
|
sizeof (ips_passthru_t));
|
|
return ret;
|
|
}
|
|
if (ips_usrcmd(ha, pt, scb))
|
|
return (IPS_SUCCESS);
|
|
else
|
|
return (IPS_FAILURE);
|
|
}
|
|
|
|
break;
|
|
|
|
} /* end switch */
|
|
|
|
return (IPS_FAILURE);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* Routine Name: ips_flash_copperhead */
|
|
/* Routine Description: */
|
|
/* Flash the BIOS/FW on a Copperhead style controller */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_flash_copperhead(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
|
|
{
|
|
int datasize;
|
|
|
|
/* Trombone is the only copperhead that can do packet flash, but only
|
|
* for firmware. No one said it had to make sence. */
|
|
if (IPS_IS_TROMBONE(ha) && pt->CoppCP.cmd.flashfw.type == IPS_FW_IMAGE) {
|
|
if (ips_usrcmd(ha, pt, scb))
|
|
return IPS_SUCCESS;
|
|
else
|
|
return IPS_FAILURE;
|
|
}
|
|
pt->BasicStatus = 0x0B;
|
|
pt->ExtendedStatus = 0;
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
/* IF it's OK to Use the "CD BOOT" Flash Buffer, then you can */
|
|
/* avoid allocating a huge buffer per adapter ( which can fail ). */
|
|
if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE &&
|
|
pt->CoppCP.cmd.flashfw.direction == IPS_ERASE_BIOS) {
|
|
pt->BasicStatus = 0;
|
|
return ips_flash_bios(ha, pt, scb);
|
|
} else if (pt->CoppCP.cmd.flashfw.packet_num == 0) {
|
|
if (ips_FlashData && !test_and_set_bit(0, &ips_FlashDataInUse)){
|
|
ha->flash_data = ips_FlashData;
|
|
ha->flash_busaddr = ips_flashbusaddr;
|
|
ha->flash_len = PAGE_SIZE << 7;
|
|
ha->flash_datasize = 0;
|
|
} else if (!ha->flash_data) {
|
|
datasize = pt->CoppCP.cmd.flashfw.total_packets *
|
|
pt->CoppCP.cmd.flashfw.count;
|
|
ha->flash_data = pci_alloc_consistent(ha->pcidev,
|
|
datasize,
|
|
&ha->flash_busaddr);
|
|
if (!ha->flash_data){
|
|
printk(KERN_WARNING "Unable to allocate a flash buffer\n");
|
|
return IPS_FAILURE;
|
|
}
|
|
ha->flash_datasize = 0;
|
|
ha->flash_len = datasize;
|
|
} else
|
|
return IPS_FAILURE;
|
|
} else {
|
|
if (pt->CoppCP.cmd.flashfw.count + ha->flash_datasize >
|
|
ha->flash_len) {
|
|
ips_free_flash_copperhead(ha);
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"failed size sanity check\n");
|
|
return IPS_FAILURE;
|
|
}
|
|
}
|
|
if (!ha->flash_data)
|
|
return IPS_FAILURE;
|
|
pt->BasicStatus = 0;
|
|
memcpy(&ha->flash_data[ha->flash_datasize], pt + 1,
|
|
pt->CoppCP.cmd.flashfw.count);
|
|
ha->flash_datasize += pt->CoppCP.cmd.flashfw.count;
|
|
if (pt->CoppCP.cmd.flashfw.packet_num ==
|
|
pt->CoppCP.cmd.flashfw.total_packets - 1) {
|
|
if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE)
|
|
return ips_flash_bios(ha, pt, scb);
|
|
else if (pt->CoppCP.cmd.flashfw.type == IPS_FW_IMAGE)
|
|
return ips_flash_firmware(ha, pt, scb);
|
|
}
|
|
return IPS_SUCCESS_IMM;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* Routine Name: ips_flash_bios */
|
|
/* Routine Description: */
|
|
/* flashes the bios of a copperhead adapter */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_flash_bios(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
|
|
{
|
|
|
|
if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE &&
|
|
pt->CoppCP.cmd.flashfw.direction == IPS_WRITE_BIOS) {
|
|
if ((!ha->func.programbios) || (!ha->func.erasebios) ||
|
|
(!ha->func.verifybios))
|
|
goto error;
|
|
if ((*ha->func.erasebios) (ha)) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) flash bios failed - unable to erase flash",
|
|
ips_name, ha->host_num);
|
|
goto error;
|
|
} else
|
|
if ((*ha->func.programbios) (ha,
|
|
ha->flash_data +
|
|
IPS_BIOS_HEADER,
|
|
ha->flash_datasize -
|
|
IPS_BIOS_HEADER, 0)) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) flash bios failed - unable to flash",
|
|
ips_name, ha->host_num);
|
|
goto error;
|
|
} else
|
|
if ((*ha->func.verifybios) (ha,
|
|
ha->flash_data +
|
|
IPS_BIOS_HEADER,
|
|
ha->flash_datasize -
|
|
IPS_BIOS_HEADER, 0)) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) flash bios failed - unable to verify flash",
|
|
ips_name, ha->host_num);
|
|
goto error;
|
|
}
|
|
ips_free_flash_copperhead(ha);
|
|
return IPS_SUCCESS_IMM;
|
|
} else if (pt->CoppCP.cmd.flashfw.type == IPS_BIOS_IMAGE &&
|
|
pt->CoppCP.cmd.flashfw.direction == IPS_ERASE_BIOS) {
|
|
if (!ha->func.erasebios)
|
|
goto error;
|
|
if ((*ha->func.erasebios) (ha)) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) flash bios failed - unable to erase flash",
|
|
ips_name, ha->host_num);
|
|
goto error;
|
|
}
|
|
return IPS_SUCCESS_IMM;
|
|
}
|
|
error:
|
|
pt->BasicStatus = 0x0B;
|
|
pt->ExtendedStatus = 0x00;
|
|
ips_free_flash_copperhead(ha);
|
|
return IPS_FAILURE;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_fill_scb_sg_single */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Fill in a single scb sg_list element from an address */
|
|
/* return a -1 if a breakup occurred */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_fill_scb_sg_single(ips_ha_t * ha, dma_addr_t busaddr,
|
|
ips_scb_t * scb, int indx, unsigned int e_len)
|
|
{
|
|
|
|
int ret_val = 0;
|
|
|
|
if ((scb->data_len + e_len) > ha->max_xfer) {
|
|
e_len = ha->max_xfer - scb->data_len;
|
|
scb->breakup = indx;
|
|
++scb->sg_break;
|
|
ret_val = -1;
|
|
} else {
|
|
scb->breakup = 0;
|
|
scb->sg_break = 0;
|
|
}
|
|
if (IPS_USE_ENH_SGLIST(ha)) {
|
|
scb->sg_list.enh_list[indx].address_lo =
|
|
cpu_to_le32(pci_dma_lo32(busaddr));
|
|
scb->sg_list.enh_list[indx].address_hi =
|
|
cpu_to_le32(pci_dma_hi32(busaddr));
|
|
scb->sg_list.enh_list[indx].length = cpu_to_le32(e_len);
|
|
} else {
|
|
scb->sg_list.std_list[indx].address =
|
|
cpu_to_le32(pci_dma_lo32(busaddr));
|
|
scb->sg_list.std_list[indx].length = cpu_to_le32(e_len);
|
|
}
|
|
|
|
++scb->sg_len;
|
|
scb->data_len += e_len;
|
|
return ret_val;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* Routine Name: ips_flash_firmware */
|
|
/* Routine Description: */
|
|
/* flashes the firmware of a copperhead adapter */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_flash_firmware(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
|
|
{
|
|
IPS_SG_LIST sg_list;
|
|
uint32_t cmd_busaddr;
|
|
|
|
if (pt->CoppCP.cmd.flashfw.type == IPS_FW_IMAGE &&
|
|
pt->CoppCP.cmd.flashfw.direction == IPS_WRITE_FW) {
|
|
memset(&pt->CoppCP.cmd, 0, sizeof (IPS_HOST_COMMAND));
|
|
pt->CoppCP.cmd.flashfw.op_code = IPS_CMD_DOWNLOAD;
|
|
pt->CoppCP.cmd.flashfw.count = cpu_to_le32(ha->flash_datasize);
|
|
} else {
|
|
pt->BasicStatus = 0x0B;
|
|
pt->ExtendedStatus = 0x00;
|
|
ips_free_flash_copperhead(ha);
|
|
return IPS_FAILURE;
|
|
}
|
|
/* Save the S/G list pointer so it doesn't get clobbered */
|
|
sg_list.list = scb->sg_list.list;
|
|
cmd_busaddr = scb->scb_busaddr;
|
|
/* copy in the CP */
|
|
memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof (IPS_IOCTL_CMD));
|
|
/* FIX stuff that might be wrong */
|
|
scb->sg_list.list = sg_list.list;
|
|
scb->scb_busaddr = cmd_busaddr;
|
|
scb->bus = scb->scsi_cmd->device->channel;
|
|
scb->target_id = scb->scsi_cmd->device->id;
|
|
scb->lun = scb->scsi_cmd->device->lun;
|
|
scb->sg_len = 0;
|
|
scb->data_len = 0;
|
|
scb->flags = 0;
|
|
scb->op_code = 0;
|
|
scb->callback = ipsintr_done;
|
|
scb->timeout = ips_cmd_timeout;
|
|
|
|
scb->data_len = ha->flash_datasize;
|
|
scb->data_busaddr =
|
|
pci_map_single(ha->pcidev, ha->flash_data, scb->data_len,
|
|
IPS_DMA_DIR(scb));
|
|
scb->flags |= IPS_SCB_MAP_SINGLE;
|
|
scb->cmd.flashfw.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.flashfw.buffer_addr = cpu_to_le32(scb->data_busaddr);
|
|
if (pt->TimeOut)
|
|
scb->timeout = pt->TimeOut;
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
return IPS_SUCCESS;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* Routine Name: ips_free_flash_copperhead */
|
|
/* Routine Description: */
|
|
/* release the memory resources used to hold the flash image */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_free_flash_copperhead(ips_ha_t * ha)
|
|
{
|
|
if (ha->flash_data == ips_FlashData)
|
|
test_and_clear_bit(0, &ips_FlashDataInUse);
|
|
else if (ha->flash_data)
|
|
pci_free_consistent(ha->pcidev, ha->flash_len, ha->flash_data,
|
|
ha->flash_busaddr);
|
|
ha->flash_data = NULL;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_usrcmd */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Process a user command and make it ready to send */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_usrcmd(ips_ha_t * ha, ips_passthru_t * pt, ips_scb_t * scb)
|
|
{
|
|
IPS_SG_LIST sg_list;
|
|
uint32_t cmd_busaddr;
|
|
|
|
METHOD_TRACE("ips_usrcmd", 1);
|
|
|
|
if ((!scb) || (!pt) || (!ha))
|
|
return (0);
|
|
|
|
/* Save the S/G list pointer so it doesn't get clobbered */
|
|
sg_list.list = scb->sg_list.list;
|
|
cmd_busaddr = scb->scb_busaddr;
|
|
/* copy in the CP */
|
|
memcpy(&scb->cmd, &pt->CoppCP.cmd, sizeof (IPS_IOCTL_CMD));
|
|
memcpy(&scb->dcdb, &pt->CoppCP.dcdb, sizeof (IPS_DCDB_TABLE));
|
|
|
|
/* FIX stuff that might be wrong */
|
|
scb->sg_list.list = sg_list.list;
|
|
scb->scb_busaddr = cmd_busaddr;
|
|
scb->bus = scb->scsi_cmd->device->channel;
|
|
scb->target_id = scb->scsi_cmd->device->id;
|
|
scb->lun = scb->scsi_cmd->device->lun;
|
|
scb->sg_len = 0;
|
|
scb->data_len = 0;
|
|
scb->flags = 0;
|
|
scb->op_code = 0;
|
|
scb->callback = ipsintr_done;
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
|
|
/* we don't support DCDB/READ/WRITE Scatter Gather */
|
|
if ((scb->cmd.basic_io.op_code == IPS_CMD_READ_SG) ||
|
|
(scb->cmd.basic_io.op_code == IPS_CMD_WRITE_SG) ||
|
|
(scb->cmd.basic_io.op_code == IPS_CMD_DCDB_SG))
|
|
return (0);
|
|
|
|
if (pt->CmdBSize) {
|
|
scb->data_len = pt->CmdBSize;
|
|
scb->data_busaddr = ha->ioctl_busaddr + sizeof (ips_passthru_t);
|
|
} else {
|
|
scb->data_busaddr = 0L;
|
|
}
|
|
|
|
if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
|
|
scb->cmd.dcdb.dcdb_address = cpu_to_le32(scb->scb_busaddr +
|
|
(unsigned long) &scb->
|
|
dcdb -
|
|
(unsigned long) scb);
|
|
|
|
if (pt->CmdBSize) {
|
|
if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB)
|
|
scb->dcdb.buffer_pointer =
|
|
cpu_to_le32(scb->data_busaddr);
|
|
else
|
|
scb->cmd.basic_io.sg_addr =
|
|
cpu_to_le32(scb->data_busaddr);
|
|
}
|
|
|
|
/* set timeouts */
|
|
if (pt->TimeOut) {
|
|
scb->timeout = pt->TimeOut;
|
|
|
|
if (pt->TimeOut <= 10)
|
|
scb->dcdb.cmd_attribute |= IPS_TIMEOUT10;
|
|
else if (pt->TimeOut <= 60)
|
|
scb->dcdb.cmd_attribute |= IPS_TIMEOUT60;
|
|
else
|
|
scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M;
|
|
}
|
|
|
|
/* assume success */
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
|
|
/* success */
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_cleanup_passthru */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Cleanup after a passthru command */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_cleanup_passthru(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
ips_passthru_t *pt;
|
|
|
|
METHOD_TRACE("ips_cleanup_passthru", 1);
|
|
|
|
if ((!scb) || (!scb->scsi_cmd) || (!scb->scsi_cmd->request_buffer)) {
|
|
DEBUG_VAR(1, "(%s%d) couldn't cleanup after passthru",
|
|
ips_name, ha->host_num);
|
|
|
|
return;
|
|
}
|
|
pt = (ips_passthru_t *) ha->ioctl_data;
|
|
|
|
/* Copy data back to the user */
|
|
if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB) /* Copy DCDB Back to Caller's Area */
|
|
memcpy(&pt->CoppCP.dcdb, &scb->dcdb, sizeof (IPS_DCDB_TABLE));
|
|
|
|
pt->BasicStatus = scb->basic_status;
|
|
pt->ExtendedStatus = scb->extended_status;
|
|
pt->AdapterType = ha->ad_type;
|
|
|
|
if (ha->device_id == IPS_DEVICEID_COPPERHEAD &&
|
|
(scb->cmd.flashfw.op_code == IPS_CMD_DOWNLOAD ||
|
|
scb->cmd.flashfw.op_code == IPS_CMD_RW_BIOSFW))
|
|
ips_free_flash_copperhead(ha);
|
|
|
|
ips_scmd_buf_write(scb->scsi_cmd, ha->ioctl_data, ha->ioctl_datasize);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_host_info */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* The passthru interface for the driver */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_host_info(ips_ha_t * ha, char *ptr, off_t offset, int len)
|
|
{
|
|
IPS_INFOSTR info;
|
|
|
|
METHOD_TRACE("ips_host_info", 1);
|
|
|
|
info.buffer = ptr;
|
|
info.length = len;
|
|
info.offset = offset;
|
|
info.pos = 0;
|
|
info.localpos = 0;
|
|
|
|
copy_info(&info, "\nIBM ServeRAID General Information:\n\n");
|
|
|
|
if ((le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) &&
|
|
(le16_to_cpu(ha->nvram->adapter_type) != 0))
|
|
copy_info(&info, "\tController Type : %s\n",
|
|
ips_adapter_name[ha->ad_type - 1]);
|
|
else
|
|
copy_info(&info,
|
|
"\tController Type : Unknown\n");
|
|
|
|
if (ha->io_addr)
|
|
copy_info(&info,
|
|
"\tIO region : 0x%lx (%d bytes)\n",
|
|
ha->io_addr, ha->io_len);
|
|
|
|
if (ha->mem_addr) {
|
|
copy_info(&info,
|
|
"\tMemory region : 0x%lx (%d bytes)\n",
|
|
ha->mem_addr, ha->mem_len);
|
|
copy_info(&info,
|
|
"\tShared memory address : 0x%lx\n",
|
|
ha->mem_ptr);
|
|
}
|
|
|
|
copy_info(&info, "\tIRQ number : %d\n", ha->irq);
|
|
|
|
/* For the Next 3 lines Check for Binary 0 at the end and don't include it if it's there. */
|
|
/* That keeps everything happy for "text" operations on the proc file. */
|
|
|
|
if (le32_to_cpu(ha->nvram->signature) == IPS_NVRAM_P5_SIG) {
|
|
if (ha->nvram->bios_low[3] == 0) {
|
|
copy_info(&info,
|
|
"\tBIOS Version : %c%c%c%c%c%c%c\n",
|
|
ha->nvram->bios_high[0], ha->nvram->bios_high[1],
|
|
ha->nvram->bios_high[2], ha->nvram->bios_high[3],
|
|
ha->nvram->bios_low[0], ha->nvram->bios_low[1],
|
|
ha->nvram->bios_low[2]);
|
|
|
|
} else {
|
|
copy_info(&info,
|
|
"\tBIOS Version : %c%c%c%c%c%c%c%c\n",
|
|
ha->nvram->bios_high[0], ha->nvram->bios_high[1],
|
|
ha->nvram->bios_high[2], ha->nvram->bios_high[3],
|
|
ha->nvram->bios_low[0], ha->nvram->bios_low[1],
|
|
ha->nvram->bios_low[2], ha->nvram->bios_low[3]);
|
|
}
|
|
|
|
}
|
|
|
|
if (ha->enq->CodeBlkVersion[7] == 0) {
|
|
copy_info(&info,
|
|
"\tFirmware Version : %c%c%c%c%c%c%c\n",
|
|
ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1],
|
|
ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3],
|
|
ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5],
|
|
ha->enq->CodeBlkVersion[6]);
|
|
} else {
|
|
copy_info(&info,
|
|
"\tFirmware Version : %c%c%c%c%c%c%c%c\n",
|
|
ha->enq->CodeBlkVersion[0], ha->enq->CodeBlkVersion[1],
|
|
ha->enq->CodeBlkVersion[2], ha->enq->CodeBlkVersion[3],
|
|
ha->enq->CodeBlkVersion[4], ha->enq->CodeBlkVersion[5],
|
|
ha->enq->CodeBlkVersion[6], ha->enq->CodeBlkVersion[7]);
|
|
}
|
|
|
|
if (ha->enq->BootBlkVersion[7] == 0) {
|
|
copy_info(&info,
|
|
"\tBoot Block Version : %c%c%c%c%c%c%c\n",
|
|
ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1],
|
|
ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3],
|
|
ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5],
|
|
ha->enq->BootBlkVersion[6]);
|
|
} else {
|
|
copy_info(&info,
|
|
"\tBoot Block Version : %c%c%c%c%c%c%c%c\n",
|
|
ha->enq->BootBlkVersion[0], ha->enq->BootBlkVersion[1],
|
|
ha->enq->BootBlkVersion[2], ha->enq->BootBlkVersion[3],
|
|
ha->enq->BootBlkVersion[4], ha->enq->BootBlkVersion[5],
|
|
ha->enq->BootBlkVersion[6], ha->enq->BootBlkVersion[7]);
|
|
}
|
|
|
|
copy_info(&info, "\tDriver Version : %s%s\n",
|
|
IPS_VERSION_HIGH, IPS_VERSION_LOW);
|
|
|
|
copy_info(&info, "\tDriver Build : %d\n",
|
|
IPS_BUILD_IDENT);
|
|
|
|
copy_info(&info, "\tMax Physical Devices : %d\n",
|
|
ha->enq->ucMaxPhysicalDevices);
|
|
copy_info(&info, "\tMax Active Commands : %d\n",
|
|
ha->max_cmds);
|
|
copy_info(&info, "\tCurrent Queued Commands : %d\n",
|
|
ha->scb_waitlist.count);
|
|
copy_info(&info, "\tCurrent Active Commands : %d\n",
|
|
ha->scb_activelist.count - ha->num_ioctl);
|
|
copy_info(&info, "\tCurrent Queued PT Commands : %d\n",
|
|
ha->copp_waitlist.count);
|
|
copy_info(&info, "\tCurrent Active PT Commands : %d\n",
|
|
ha->num_ioctl);
|
|
|
|
copy_info(&info, "\n");
|
|
|
|
return (info.localpos);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: copy_mem_info */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Copy data into an IPS_INFOSTR structure */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
copy_mem_info(IPS_INFOSTR * info, char *data, int len)
|
|
{
|
|
METHOD_TRACE("copy_mem_info", 1);
|
|
|
|
if (info->pos + len < info->offset) {
|
|
info->pos += len;
|
|
return;
|
|
}
|
|
|
|
if (info->pos < info->offset) {
|
|
data += (info->offset - info->pos);
|
|
len -= (info->offset - info->pos);
|
|
info->pos += (info->offset - info->pos);
|
|
}
|
|
|
|
if (info->localpos + len > info->length)
|
|
len = info->length - info->localpos;
|
|
|
|
if (len > 0) {
|
|
memcpy(info->buffer + info->localpos, data, len);
|
|
info->pos += len;
|
|
info->localpos += len;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: copy_info */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* printf style wrapper for an info structure */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
copy_info(IPS_INFOSTR * info, char *fmt, ...)
|
|
{
|
|
va_list args;
|
|
char buf[128];
|
|
int len;
|
|
|
|
METHOD_TRACE("copy_info", 1);
|
|
|
|
va_start(args, fmt);
|
|
len = vsprintf(buf, fmt, args);
|
|
va_end(args);
|
|
|
|
copy_mem_info(info, buf, len);
|
|
|
|
return (len);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_identify_controller */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Identify this controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_identify_controller(ips_ha_t * ha)
|
|
{
|
|
METHOD_TRACE("ips_identify_controller", 1);
|
|
|
|
switch (ha->device_id) {
|
|
case IPS_DEVICEID_COPPERHEAD:
|
|
if (ha->revision_id <= IPS_REVID_SERVERAID) {
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID;
|
|
} else if (ha->revision_id == IPS_REVID_SERVERAID2) {
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID2;
|
|
} else if (ha->revision_id == IPS_REVID_NAVAJO) {
|
|
ha->ad_type = IPS_ADTYPE_NAVAJO;
|
|
} else if ((ha->revision_id == IPS_REVID_SERVERAID2)
|
|
&& (ha->slot_num == 0)) {
|
|
ha->ad_type = IPS_ADTYPE_KIOWA;
|
|
} else if ((ha->revision_id >= IPS_REVID_CLARINETP1) &&
|
|
(ha->revision_id <= IPS_REVID_CLARINETP3)) {
|
|
if (ha->enq->ucMaxPhysicalDevices == 15)
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID3L;
|
|
else
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID3;
|
|
} else if ((ha->revision_id >= IPS_REVID_TROMBONE32) &&
|
|
(ha->revision_id <= IPS_REVID_TROMBONE64)) {
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID4H;
|
|
}
|
|
break;
|
|
|
|
case IPS_DEVICEID_MORPHEUS:
|
|
switch (ha->subdevice_id) {
|
|
case IPS_SUBDEVICEID_4L:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID4L;
|
|
break;
|
|
|
|
case IPS_SUBDEVICEID_4M:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID4M;
|
|
break;
|
|
|
|
case IPS_SUBDEVICEID_4MX:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID4MX;
|
|
break;
|
|
|
|
case IPS_SUBDEVICEID_4LX:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID4LX;
|
|
break;
|
|
|
|
case IPS_SUBDEVICEID_5I2:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID5I2;
|
|
break;
|
|
|
|
case IPS_SUBDEVICEID_5I1:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID5I1;
|
|
break;
|
|
}
|
|
|
|
break;
|
|
|
|
case IPS_DEVICEID_MARCO:
|
|
switch (ha->subdevice_id) {
|
|
case IPS_SUBDEVICEID_6M:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID6M;
|
|
break;
|
|
case IPS_SUBDEVICEID_6I:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID6I;
|
|
break;
|
|
case IPS_SUBDEVICEID_7k:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID7k;
|
|
break;
|
|
case IPS_SUBDEVICEID_7M:
|
|
ha->ad_type = IPS_ADTYPE_SERVERAID7M;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_get_bios_version */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Get the BIOS revision number */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_get_bios_version(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
int ret;
|
|
uint8_t major;
|
|
uint8_t minor;
|
|
uint8_t subminor;
|
|
uint8_t *buffer;
|
|
char hexDigits[] =
|
|
{ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C',
|
|
'D', 'E', 'F' };
|
|
|
|
METHOD_TRACE("ips_get_bios_version", 1);
|
|
|
|
major = 0;
|
|
minor = 0;
|
|
|
|
strncpy(ha->bios_version, " ?", 8);
|
|
|
|
if (ha->device_id == IPS_DEVICEID_COPPERHEAD) {
|
|
if (IPS_USE_MEMIO(ha)) {
|
|
/* Memory Mapped I/O */
|
|
|
|
/* test 1st byte */
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0x55)
|
|
return;
|
|
|
|
writel(1, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0xAA)
|
|
return;
|
|
|
|
/* Get Major version */
|
|
writel(0x1FF, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
major = readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
|
|
/* Get Minor version */
|
|
writel(0x1FE, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
minor = readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
|
|
/* Get SubMinor version */
|
|
writel(0x1FD, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
subminor = readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
|
|
} else {
|
|
/* Programmed I/O */
|
|
|
|
/* test 1st byte */
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
if (inb(ha->io_addr + IPS_REG_FLDP) != 0x55)
|
|
return;
|
|
|
|
outl(cpu_to_le32(1), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
if (inb(ha->io_addr + IPS_REG_FLDP) != 0xAA)
|
|
return;
|
|
|
|
/* Get Major version */
|
|
outl(cpu_to_le32(0x1FF), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
major = inb(ha->io_addr + IPS_REG_FLDP);
|
|
|
|
/* Get Minor version */
|
|
outl(cpu_to_le32(0x1FE), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
minor = inb(ha->io_addr + IPS_REG_FLDP);
|
|
|
|
/* Get SubMinor version */
|
|
outl(cpu_to_le32(0x1FD), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
subminor = inb(ha->io_addr + IPS_REG_FLDP);
|
|
|
|
}
|
|
} else {
|
|
/* Morpheus Family - Send Command to the card */
|
|
|
|
buffer = ha->ioctl_data;
|
|
|
|
memset(buffer, 0, 0x1000);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_RW_BIOSFW;
|
|
|
|
scb->cmd.flashfw.op_code = IPS_CMD_RW_BIOSFW;
|
|
scb->cmd.flashfw.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.flashfw.type = 1;
|
|
scb->cmd.flashfw.direction = 0;
|
|
scb->cmd.flashfw.count = cpu_to_le32(0x800);
|
|
scb->cmd.flashfw.total_packets = 1;
|
|
scb->cmd.flashfw.packet_num = 0;
|
|
scb->data_len = 0x1000;
|
|
scb->cmd.flashfw.buffer_addr = ha->ioctl_busaddr;
|
|
|
|
/* issue the command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_cmd_timeout,
|
|
intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
|
|
/* Error occurred */
|
|
|
|
return;
|
|
}
|
|
|
|
if ((buffer[0xC0] == 0x55) && (buffer[0xC1] == 0xAA)) {
|
|
major = buffer[0x1ff + 0xC0]; /* Offset 0x1ff after the header (0xc0) */
|
|
minor = buffer[0x1fe + 0xC0]; /* Offset 0x1fe after the header (0xc0) */
|
|
subminor = buffer[0x1fd + 0xC0]; /* Offset 0x1fd after the header (0xc0) */
|
|
} else {
|
|
return;
|
|
}
|
|
}
|
|
|
|
ha->bios_version[0] = hexDigits[(major & 0xF0) >> 4];
|
|
ha->bios_version[1] = '.';
|
|
ha->bios_version[2] = hexDigits[major & 0x0F];
|
|
ha->bios_version[3] = hexDigits[subminor];
|
|
ha->bios_version[4] = '.';
|
|
ha->bios_version[5] = hexDigits[(minor & 0xF0) >> 4];
|
|
ha->bios_version[6] = hexDigits[minor & 0x0F];
|
|
ha->bios_version[7] = 0;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_hainit */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize the controller */
|
|
/* */
|
|
/* NOTE: Assumes to be called from with a lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_hainit(ips_ha_t * ha)
|
|
{
|
|
int i;
|
|
struct timeval tv;
|
|
|
|
METHOD_TRACE("ips_hainit", 1);
|
|
|
|
if (!ha)
|
|
return (0);
|
|
|
|
if (ha->func.statinit)
|
|
(*ha->func.statinit) (ha);
|
|
|
|
if (ha->func.enableint)
|
|
(*ha->func.enableint) (ha);
|
|
|
|
/* Send FFDC */
|
|
ha->reset_count = 1;
|
|
do_gettimeofday(&tv);
|
|
ha->last_ffdc = tv.tv_sec;
|
|
ips_ffdc_reset(ha, IPS_INTR_IORL);
|
|
|
|
if (!ips_read_config(ha, IPS_INTR_IORL)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"unable to read config from controller.\n");
|
|
|
|
return (0);
|
|
}
|
|
/* end if */
|
|
if (!ips_read_adapter_status(ha, IPS_INTR_IORL)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"unable to read controller status.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* Identify this controller */
|
|
ips_identify_controller(ha);
|
|
|
|
if (!ips_read_subsystem_parameters(ha, IPS_INTR_IORL)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"unable to read subsystem parameters.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* write nvram user page 5 */
|
|
if (!ips_write_driver_status(ha, IPS_INTR_IORL)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"unable to write driver info to controller.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* If there are Logical Drives and a Reset Occurred, then an EraseStripeLock is Needed */
|
|
if ((ha->conf->ucLogDriveCount > 0) && (ha->requires_esl == 1))
|
|
ips_clear_adapter(ha, IPS_INTR_IORL);
|
|
|
|
/* set limits on SID, LUN, BUS */
|
|
ha->ntargets = IPS_MAX_TARGETS + 1;
|
|
ha->nlun = 1;
|
|
ha->nbus = (ha->enq->ucMaxPhysicalDevices / IPS_MAX_TARGETS) + 1;
|
|
|
|
switch (ha->conf->logical_drive[0].ucStripeSize) {
|
|
case 4:
|
|
ha->max_xfer = 0x10000;
|
|
break;
|
|
|
|
case 5:
|
|
ha->max_xfer = 0x20000;
|
|
break;
|
|
|
|
case 6:
|
|
ha->max_xfer = 0x40000;
|
|
break;
|
|
|
|
case 7:
|
|
default:
|
|
ha->max_xfer = 0x80000;
|
|
break;
|
|
}
|
|
|
|
/* setup max concurrent commands */
|
|
if (le32_to_cpu(ha->subsys->param[4]) & 0x1) {
|
|
/* Use the new method */
|
|
ha->max_cmds = ha->enq->ucConcurrentCmdCount;
|
|
} else {
|
|
/* use the old method */
|
|
switch (ha->conf->logical_drive[0].ucStripeSize) {
|
|
case 4:
|
|
ha->max_cmds = 32;
|
|
break;
|
|
|
|
case 5:
|
|
ha->max_cmds = 16;
|
|
break;
|
|
|
|
case 6:
|
|
ha->max_cmds = 8;
|
|
break;
|
|
|
|
case 7:
|
|
default:
|
|
ha->max_cmds = 4;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Limit the Active Commands on a Lite Adapter */
|
|
if ((ha->ad_type == IPS_ADTYPE_SERVERAID3L) ||
|
|
(ha->ad_type == IPS_ADTYPE_SERVERAID4L) ||
|
|
(ha->ad_type == IPS_ADTYPE_SERVERAID4LX)) {
|
|
if ((ha->max_cmds > MaxLiteCmds) && (MaxLiteCmds))
|
|
ha->max_cmds = MaxLiteCmds;
|
|
}
|
|
|
|
/* set controller IDs */
|
|
ha->ha_id[0] = IPS_ADAPTER_ID;
|
|
for (i = 1; i < ha->nbus; i++) {
|
|
ha->ha_id[i] = ha->conf->init_id[i - 1] & 0x1f;
|
|
ha->dcdb_active[i - 1] = 0;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_next */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Take the next command off the queue and send it to the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_next(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
Scsi_Cmnd *SC;
|
|
Scsi_Cmnd *p;
|
|
Scsi_Cmnd *q;
|
|
ips_copp_wait_item_t *item;
|
|
int ret;
|
|
unsigned long cpu_flags = 0;
|
|
struct Scsi_Host *host;
|
|
METHOD_TRACE("ips_next", 1);
|
|
|
|
if (!ha)
|
|
return;
|
|
host = ips_sh[ha->host_num];
|
|
/*
|
|
* Block access to the queue function so
|
|
* this command won't time out
|
|
*/
|
|
if (intr == IPS_INTR_ON)
|
|
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
|
|
|
|
if ((ha->subsys->param[3] & 0x300000)
|
|
&& (ha->scb_activelist.count == 0)) {
|
|
struct timeval tv;
|
|
|
|
do_gettimeofday(&tv);
|
|
|
|
if (tv.tv_sec - ha->last_ffdc > IPS_SECS_8HOURS) {
|
|
ha->last_ffdc = tv.tv_sec;
|
|
ips_ffdc_time(ha);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Send passthru commands
|
|
* These have priority over normal I/O
|
|
* but shouldn't affect performance too much
|
|
* since we limit the number that can be active
|
|
* on the card at any one time
|
|
*/
|
|
while ((ha->num_ioctl < IPS_MAX_IOCTL) &&
|
|
(ha->copp_waitlist.head) && (scb = ips_getscb(ha))) {
|
|
|
|
item = ips_removeq_copp_head(&ha->copp_waitlist);
|
|
ha->num_ioctl++;
|
|
if (intr == IPS_INTR_ON)
|
|
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
|
|
scb->scsi_cmd = item->scsi_cmd;
|
|
kfree(item);
|
|
|
|
ret = ips_make_passthru(ha, scb->scsi_cmd, scb, intr);
|
|
|
|
if (intr == IPS_INTR_ON)
|
|
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
|
|
switch (ret) {
|
|
case IPS_FAILURE:
|
|
if (scb->scsi_cmd) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
}
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
case IPS_SUCCESS_IMM:
|
|
if (scb->scsi_cmd) {
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
}
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
default:
|
|
break;
|
|
} /* end case */
|
|
|
|
if (ret != IPS_SUCCESS) {
|
|
ha->num_ioctl--;
|
|
continue;
|
|
}
|
|
|
|
ret = ips_send_cmd(ha, scb);
|
|
|
|
if (ret == IPS_SUCCESS)
|
|
ips_putq_scb_head(&ha->scb_activelist, scb);
|
|
else
|
|
ha->num_ioctl--;
|
|
|
|
switch (ret) {
|
|
case IPS_FAILURE:
|
|
if (scb->scsi_cmd) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
}
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
case IPS_SUCCESS_IMM:
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
default:
|
|
break;
|
|
} /* end case */
|
|
|
|
}
|
|
|
|
/*
|
|
* Send "Normal" I/O commands
|
|
*/
|
|
|
|
p = ha->scb_waitlist.head;
|
|
while ((p) && (scb = ips_getscb(ha))) {
|
|
if ((scmd_channel(p) > 0)
|
|
&& (ha->
|
|
dcdb_active[scmd_channel(p) -
|
|
1] & (1 << scmd_id(p)))) {
|
|
ips_freescb(ha, scb);
|
|
p = (Scsi_Cmnd *) p->host_scribble;
|
|
continue;
|
|
}
|
|
|
|
q = p;
|
|
SC = ips_removeq_wait(&ha->scb_waitlist, q);
|
|
|
|
if (intr == IPS_INTR_ON)
|
|
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags); /* Unlock HA after command is taken off queue */
|
|
|
|
SC->result = DID_OK;
|
|
SC->host_scribble = NULL;
|
|
|
|
memset(SC->sense_buffer, 0, sizeof (SC->sense_buffer));
|
|
|
|
scb->target_id = SC->device->id;
|
|
scb->lun = SC->device->lun;
|
|
scb->bus = SC->device->channel;
|
|
scb->scsi_cmd = SC;
|
|
scb->breakup = 0;
|
|
scb->data_len = 0;
|
|
scb->callback = ipsintr_done;
|
|
scb->timeout = ips_cmd_timeout;
|
|
memset(&scb->cmd, 0, 16);
|
|
|
|
/* copy in the CDB */
|
|
memcpy(scb->cdb, SC->cmnd, SC->cmd_len);
|
|
|
|
/* Now handle the data buffer */
|
|
if (SC->use_sg) {
|
|
struct scatterlist *sg;
|
|
int i;
|
|
|
|
sg = SC->request_buffer;
|
|
scb->sg_count = pci_map_sg(ha->pcidev, sg, SC->use_sg,
|
|
SC->sc_data_direction);
|
|
scb->flags |= IPS_SCB_MAP_SG;
|
|
for (i = 0; i < scb->sg_count; i++) {
|
|
if (ips_fill_scb_sg_single
|
|
(ha, sg_dma_address(&sg[i]), scb, i,
|
|
sg_dma_len(&sg[i])) < 0)
|
|
break;
|
|
}
|
|
scb->dcdb.transfer_length = scb->data_len;
|
|
} else {
|
|
if (SC->request_bufflen) {
|
|
scb->data_busaddr =
|
|
pci_map_single(ha->pcidev,
|
|
SC->request_buffer,
|
|
SC->request_bufflen,
|
|
SC->sc_data_direction);
|
|
scb->flags |= IPS_SCB_MAP_SINGLE;
|
|
ips_fill_scb_sg_single(ha, scb->data_busaddr,
|
|
scb, 0,
|
|
SC->request_bufflen);
|
|
scb->dcdb.transfer_length = scb->data_len;
|
|
} else {
|
|
scb->data_busaddr = 0L;
|
|
scb->sg_len = 0;
|
|
scb->data_len = 0;
|
|
scb->dcdb.transfer_length = 0;
|
|
}
|
|
|
|
}
|
|
|
|
scb->dcdb.cmd_attribute =
|
|
ips_command_direction[scb->scsi_cmd->cmnd[0]];
|
|
|
|
/* Allow a WRITE BUFFER Command to Have no Data */
|
|
/* This is Used by Tape Flash Utilites */
|
|
if ((scb->scsi_cmd->cmnd[0] == WRITE_BUFFER) && (scb->data_len == 0))
|
|
scb->dcdb.cmd_attribute = 0;
|
|
|
|
if (!(scb->dcdb.cmd_attribute & 0x3))
|
|
scb->dcdb.transfer_length = 0;
|
|
|
|
if (scb->data_len >= IPS_MAX_XFER) {
|
|
scb->dcdb.cmd_attribute |= IPS_TRANSFER64K;
|
|
scb->dcdb.transfer_length = 0;
|
|
}
|
|
if (intr == IPS_INTR_ON)
|
|
IPS_LOCK_SAVE(host->host_lock, cpu_flags);
|
|
|
|
ret = ips_send_cmd(ha, scb);
|
|
|
|
switch (ret) {
|
|
case IPS_SUCCESS:
|
|
ips_putq_scb_head(&ha->scb_activelist, scb);
|
|
break;
|
|
case IPS_FAILURE:
|
|
if (scb->scsi_cmd) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
}
|
|
|
|
if (scb->bus)
|
|
ha->dcdb_active[scb->bus - 1] &=
|
|
~(1 << scb->target_id);
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
case IPS_SUCCESS_IMM:
|
|
if (scb->scsi_cmd)
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
|
|
if (scb->bus)
|
|
ha->dcdb_active[scb->bus - 1] &=
|
|
~(1 << scb->target_id);
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
default:
|
|
break;
|
|
} /* end case */
|
|
|
|
p = (Scsi_Cmnd *) p->host_scribble;
|
|
|
|
} /* end while */
|
|
|
|
if (intr == IPS_INTR_ON)
|
|
IPS_UNLOCK_RESTORE(host->host_lock, cpu_flags);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_putq_scb_head */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Add an item to the head of the queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_putq_scb_head(ips_scb_queue_t * queue, ips_scb_t * item)
|
|
{
|
|
METHOD_TRACE("ips_putq_scb_head", 1);
|
|
|
|
if (!item)
|
|
return;
|
|
|
|
item->q_next = queue->head;
|
|
queue->head = item;
|
|
|
|
if (!queue->tail)
|
|
queue->tail = item;
|
|
|
|
queue->count++;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_removeq_scb_head */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove the head of the queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static ips_scb_t *
|
|
ips_removeq_scb_head(ips_scb_queue_t * queue)
|
|
{
|
|
ips_scb_t *item;
|
|
|
|
METHOD_TRACE("ips_removeq_scb_head", 1);
|
|
|
|
item = queue->head;
|
|
|
|
if (!item) {
|
|
return (NULL);
|
|
}
|
|
|
|
queue->head = item->q_next;
|
|
item->q_next = NULL;
|
|
|
|
if (queue->tail == item)
|
|
queue->tail = NULL;
|
|
|
|
queue->count--;
|
|
|
|
return (item);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_removeq_scb */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove an item from a queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static ips_scb_t *
|
|
ips_removeq_scb(ips_scb_queue_t * queue, ips_scb_t * item)
|
|
{
|
|
ips_scb_t *p;
|
|
|
|
METHOD_TRACE("ips_removeq_scb", 1);
|
|
|
|
if (!item)
|
|
return (NULL);
|
|
|
|
if (item == queue->head) {
|
|
return (ips_removeq_scb_head(queue));
|
|
}
|
|
|
|
p = queue->head;
|
|
|
|
while ((p) && (item != p->q_next))
|
|
p = p->q_next;
|
|
|
|
if (p) {
|
|
/* found a match */
|
|
p->q_next = item->q_next;
|
|
|
|
if (!item->q_next)
|
|
queue->tail = p;
|
|
|
|
item->q_next = NULL;
|
|
queue->count--;
|
|
|
|
return (item);
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_putq_wait_tail */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Add an item to the tail of the queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_putq_wait_tail(ips_wait_queue_t * queue, Scsi_Cmnd * item)
|
|
{
|
|
METHOD_TRACE("ips_putq_wait_tail", 1);
|
|
|
|
if (!item)
|
|
return;
|
|
|
|
item->host_scribble = NULL;
|
|
|
|
if (queue->tail)
|
|
queue->tail->host_scribble = (char *) item;
|
|
|
|
queue->tail = item;
|
|
|
|
if (!queue->head)
|
|
queue->head = item;
|
|
|
|
queue->count++;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_removeq_wait_head */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove the head of the queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static Scsi_Cmnd *
|
|
ips_removeq_wait_head(ips_wait_queue_t * queue)
|
|
{
|
|
Scsi_Cmnd *item;
|
|
|
|
METHOD_TRACE("ips_removeq_wait_head", 1);
|
|
|
|
item = queue->head;
|
|
|
|
if (!item) {
|
|
return (NULL);
|
|
}
|
|
|
|
queue->head = (Scsi_Cmnd *) item->host_scribble;
|
|
item->host_scribble = NULL;
|
|
|
|
if (queue->tail == item)
|
|
queue->tail = NULL;
|
|
|
|
queue->count--;
|
|
|
|
return (item);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_removeq_wait */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove an item from a queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static Scsi_Cmnd *
|
|
ips_removeq_wait(ips_wait_queue_t * queue, Scsi_Cmnd * item)
|
|
{
|
|
Scsi_Cmnd *p;
|
|
|
|
METHOD_TRACE("ips_removeq_wait", 1);
|
|
|
|
if (!item)
|
|
return (NULL);
|
|
|
|
if (item == queue->head) {
|
|
return (ips_removeq_wait_head(queue));
|
|
}
|
|
|
|
p = queue->head;
|
|
|
|
while ((p) && (item != (Scsi_Cmnd *) p->host_scribble))
|
|
p = (Scsi_Cmnd *) p->host_scribble;
|
|
|
|
if (p) {
|
|
/* found a match */
|
|
p->host_scribble = item->host_scribble;
|
|
|
|
if (!item->host_scribble)
|
|
queue->tail = p;
|
|
|
|
item->host_scribble = NULL;
|
|
queue->count--;
|
|
|
|
return (item);
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_putq_copp_tail */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Add an item to the tail of the queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_putq_copp_tail(ips_copp_queue_t * queue, ips_copp_wait_item_t * item)
|
|
{
|
|
METHOD_TRACE("ips_putq_copp_tail", 1);
|
|
|
|
if (!item)
|
|
return;
|
|
|
|
item->next = NULL;
|
|
|
|
if (queue->tail)
|
|
queue->tail->next = item;
|
|
|
|
queue->tail = item;
|
|
|
|
if (!queue->head)
|
|
queue->head = item;
|
|
|
|
queue->count++;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_removeq_copp_head */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove the head of the queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static ips_copp_wait_item_t *
|
|
ips_removeq_copp_head(ips_copp_queue_t * queue)
|
|
{
|
|
ips_copp_wait_item_t *item;
|
|
|
|
METHOD_TRACE("ips_removeq_copp_head", 1);
|
|
|
|
item = queue->head;
|
|
|
|
if (!item) {
|
|
return (NULL);
|
|
}
|
|
|
|
queue->head = item->next;
|
|
item->next = NULL;
|
|
|
|
if (queue->tail == item)
|
|
queue->tail = NULL;
|
|
|
|
queue->count--;
|
|
|
|
return (item);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_removeq_copp */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove an item from a queue */
|
|
/* */
|
|
/* ASSUMED to be called from within the HA lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static ips_copp_wait_item_t *
|
|
ips_removeq_copp(ips_copp_queue_t * queue, ips_copp_wait_item_t * item)
|
|
{
|
|
ips_copp_wait_item_t *p;
|
|
|
|
METHOD_TRACE("ips_removeq_copp", 1);
|
|
|
|
if (!item)
|
|
return (NULL);
|
|
|
|
if (item == queue->head) {
|
|
return (ips_removeq_copp_head(queue));
|
|
}
|
|
|
|
p = queue->head;
|
|
|
|
while ((p) && (item != p->next))
|
|
p = p->next;
|
|
|
|
if (p) {
|
|
/* found a match */
|
|
p->next = item->next;
|
|
|
|
if (!item->next)
|
|
queue->tail = p;
|
|
|
|
item->next = NULL;
|
|
queue->count--;
|
|
|
|
return (item);
|
|
}
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ipsintr_blocking */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Finalize an interrupt for internal commands */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ipsintr_blocking(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
METHOD_TRACE("ipsintr_blocking", 2);
|
|
|
|
ips_freescb(ha, scb);
|
|
if ((ha->waitflag == TRUE) && (ha->cmd_in_progress == scb->cdb[0])) {
|
|
ha->waitflag = FALSE;
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ipsintr_done */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Finalize an interrupt for non-internal commands */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ipsintr_done(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
METHOD_TRACE("ipsintr_done", 2);
|
|
|
|
if (!scb) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Spurious interrupt; scb NULL.\n");
|
|
|
|
return;
|
|
}
|
|
|
|
if (scb->scsi_cmd == NULL) {
|
|
/* unexpected interrupt */
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Spurious interrupt; scsi_cmd not set.\n");
|
|
|
|
return;
|
|
}
|
|
|
|
ips_done(ha, scb);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_done */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Do housekeeping on completed commands */
|
|
/* ASSUMED to be called form within the request lock */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_done(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_done", 1);
|
|
|
|
if (!scb)
|
|
return;
|
|
|
|
if ((scb->scsi_cmd) && (ips_is_passthru(scb->scsi_cmd))) {
|
|
ips_cleanup_passthru(ha, scb);
|
|
ha->num_ioctl--;
|
|
} else {
|
|
/*
|
|
* Check to see if this command had too much
|
|
* data and had to be broke up. If so, queue
|
|
* the rest of the data and continue.
|
|
*/
|
|
if ((scb->breakup) || (scb->sg_break)) {
|
|
/* we had a data breakup */
|
|
scb->data_len = 0;
|
|
|
|
if (scb->sg_count) {
|
|
/* S/G request */
|
|
struct scatterlist *sg;
|
|
int ips_sg_index = 0;
|
|
int sg_dma_index;
|
|
|
|
sg = scb->scsi_cmd->request_buffer;
|
|
|
|
/* Spin forward to last dma chunk */
|
|
sg_dma_index = scb->breakup;
|
|
|
|
/* Take care of possible partial on last chunk */
|
|
ips_fill_scb_sg_single(ha,
|
|
sg_dma_address(&sg
|
|
[sg_dma_index]),
|
|
scb, ips_sg_index++,
|
|
sg_dma_len(&sg
|
|
[sg_dma_index]));
|
|
|
|
for (; sg_dma_index < scb->sg_count;
|
|
sg_dma_index++) {
|
|
if (ips_fill_scb_sg_single
|
|
(ha,
|
|
sg_dma_address(&sg[sg_dma_index]),
|
|
scb, ips_sg_index++,
|
|
sg_dma_len(&sg[sg_dma_index])) < 0)
|
|
break;
|
|
|
|
}
|
|
|
|
} else {
|
|
/* Non S/G Request */
|
|
(void) ips_fill_scb_sg_single(ha,
|
|
scb->
|
|
data_busaddr +
|
|
(scb->sg_break *
|
|
ha->max_xfer),
|
|
scb, 0,
|
|
scb->scsi_cmd->
|
|
request_bufflen -
|
|
(scb->sg_break *
|
|
ha->max_xfer));
|
|
}
|
|
|
|
scb->dcdb.transfer_length = scb->data_len;
|
|
scb->dcdb.cmd_attribute |=
|
|
ips_command_direction[scb->scsi_cmd->cmnd[0]];
|
|
|
|
if (!(scb->dcdb.cmd_attribute & 0x3))
|
|
scb->dcdb.transfer_length = 0;
|
|
|
|
if (scb->data_len >= IPS_MAX_XFER) {
|
|
scb->dcdb.cmd_attribute |= IPS_TRANSFER64K;
|
|
scb->dcdb.transfer_length = 0;
|
|
}
|
|
|
|
ret = ips_send_cmd(ha, scb);
|
|
|
|
switch (ret) {
|
|
case IPS_FAILURE:
|
|
if (scb->scsi_cmd) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
}
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
case IPS_SUCCESS_IMM:
|
|
if (scb->scsi_cmd) {
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
}
|
|
|
|
ips_freescb(ha, scb);
|
|
break;
|
|
default:
|
|
break;
|
|
} /* end case */
|
|
|
|
return;
|
|
}
|
|
} /* end if passthru */
|
|
|
|
if (scb->bus) {
|
|
ha->dcdb_active[scb->bus - 1] &= ~(1 << scb->target_id);
|
|
}
|
|
|
|
scb->scsi_cmd->scsi_done(scb->scsi_cmd);
|
|
|
|
ips_freescb(ha, scb);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_map_status */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Map Controller Error codes to Linux Error Codes */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_map_status(ips_ha_t * ha, ips_scb_t * scb, ips_stat_t * sp)
|
|
{
|
|
int errcode;
|
|
int device_error;
|
|
uint32_t transfer_len;
|
|
IPS_DCDB_TABLE_TAPE *tapeDCDB;
|
|
|
|
METHOD_TRACE("ips_map_status", 1);
|
|
|
|
if (scb->bus) {
|
|
DEBUG_VAR(2,
|
|
"(%s%d) Physical device error (%d %d %d): %x %x, Sense Key: %x, ASC: %x, ASCQ: %x",
|
|
ips_name, ha->host_num,
|
|
scb->scsi_cmd->device->channel,
|
|
scb->scsi_cmd->device->id, scb->scsi_cmd->device->lun,
|
|
scb->basic_status, scb->extended_status,
|
|
scb->extended_status ==
|
|
IPS_ERR_CKCOND ? scb->dcdb.sense_info[2] & 0xf : 0,
|
|
scb->extended_status ==
|
|
IPS_ERR_CKCOND ? scb->dcdb.sense_info[12] : 0,
|
|
scb->extended_status ==
|
|
IPS_ERR_CKCOND ? scb->dcdb.sense_info[13] : 0);
|
|
}
|
|
|
|
/* default driver error */
|
|
errcode = DID_ERROR;
|
|
device_error = 0;
|
|
|
|
switch (scb->basic_status & IPS_GSC_STATUS_MASK) {
|
|
case IPS_CMD_TIMEOUT:
|
|
errcode = DID_TIME_OUT;
|
|
break;
|
|
|
|
case IPS_INVAL_OPCO:
|
|
case IPS_INVAL_CMD_BLK:
|
|
case IPS_INVAL_PARM_BLK:
|
|
case IPS_LD_ERROR:
|
|
case IPS_CMD_CMPLT_WERROR:
|
|
break;
|
|
|
|
case IPS_PHYS_DRV_ERROR:
|
|
switch (scb->extended_status) {
|
|
case IPS_ERR_SEL_TO:
|
|
if (scb->bus)
|
|
errcode = DID_NO_CONNECT;
|
|
|
|
break;
|
|
|
|
case IPS_ERR_OU_RUN:
|
|
if ((scb->cmd.dcdb.op_code == IPS_CMD_EXTENDED_DCDB) ||
|
|
(scb->cmd.dcdb.op_code ==
|
|
IPS_CMD_EXTENDED_DCDB_SG)) {
|
|
tapeDCDB = (IPS_DCDB_TABLE_TAPE *) & scb->dcdb;
|
|
transfer_len = tapeDCDB->transfer_length;
|
|
} else {
|
|
transfer_len =
|
|
(uint32_t) scb->dcdb.transfer_length;
|
|
}
|
|
|
|
if ((scb->bus) && (transfer_len < scb->data_len)) {
|
|
/* Underrun - set default to no error */
|
|
errcode = DID_OK;
|
|
|
|
/* Restrict access to physical DASD */
|
|
if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
|
|
((((char *) scb->scsi_cmd->
|
|
buffer)[0] & 0x1f) == TYPE_DISK)) {
|
|
/* underflow -- no error */
|
|
/* restrict access to physical DASD */
|
|
errcode = DID_TIME_OUT;
|
|
break;
|
|
}
|
|
} else
|
|
errcode = DID_ERROR;
|
|
|
|
break;
|
|
|
|
case IPS_ERR_RECOVERY:
|
|
/* don't fail recovered errors */
|
|
if (scb->bus)
|
|
errcode = DID_OK;
|
|
|
|
break;
|
|
|
|
case IPS_ERR_HOST_RESET:
|
|
case IPS_ERR_DEV_RESET:
|
|
errcode = DID_RESET;
|
|
break;
|
|
|
|
case IPS_ERR_CKCOND:
|
|
if (scb->bus) {
|
|
if ((scb->cmd.dcdb.op_code ==
|
|
IPS_CMD_EXTENDED_DCDB)
|
|
|| (scb->cmd.dcdb.op_code ==
|
|
IPS_CMD_EXTENDED_DCDB_SG)) {
|
|
tapeDCDB =
|
|
(IPS_DCDB_TABLE_TAPE *) & scb->dcdb;
|
|
memcpy(scb->scsi_cmd->sense_buffer,
|
|
tapeDCDB->sense_info,
|
|
sizeof (scb->scsi_cmd->
|
|
sense_buffer));
|
|
} else {
|
|
memcpy(scb->scsi_cmd->sense_buffer,
|
|
scb->dcdb.sense_info,
|
|
sizeof (scb->scsi_cmd->
|
|
sense_buffer));
|
|
}
|
|
device_error = 2; /* check condition */
|
|
}
|
|
|
|
errcode = DID_OK;
|
|
|
|
break;
|
|
|
|
default:
|
|
errcode = DID_ERROR;
|
|
break;
|
|
|
|
} /* end switch */
|
|
} /* end switch */
|
|
|
|
scb->scsi_cmd->result = device_error | (errcode << 16);
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_send_wait */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Send a command to the controller and wait for it to return */
|
|
/* */
|
|
/* The FFDC Time Stamp use this function for the callback, but doesn't */
|
|
/* actually need to wait. */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_send_wait(ips_ha_t * ha, ips_scb_t * scb, int timeout, int intr)
|
|
{
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_send_wait", 1);
|
|
|
|
if (intr != IPS_FFDC) { /* Won't be Waiting if this is a Time Stamp */
|
|
ha->waitflag = TRUE;
|
|
ha->cmd_in_progress = scb->cdb[0];
|
|
}
|
|
scb->callback = ipsintr_blocking;
|
|
ret = ips_send_cmd(ha, scb);
|
|
|
|
if ((ret == IPS_FAILURE) || (ret == IPS_SUCCESS_IMM))
|
|
return (ret);
|
|
|
|
if (intr != IPS_FFDC) /* Don't Wait around if this is a Time Stamp */
|
|
ret = ips_wait(ha, timeout, intr);
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_scmd_buf_write */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Write data to Scsi_Cmnd request_buffer at proper offsets */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_scmd_buf_write(Scsi_Cmnd * scmd, void *data, unsigned
|
|
int count)
|
|
{
|
|
if (scmd->use_sg) {
|
|
int i;
|
|
unsigned int min_cnt, xfer_cnt;
|
|
char *cdata = (char *) data;
|
|
unsigned char *buffer;
|
|
unsigned long flags;
|
|
struct scatterlist *sg = scmd->request_buffer;
|
|
for (i = 0, xfer_cnt = 0;
|
|
(i < scmd->use_sg) && (xfer_cnt < count); i++) {
|
|
min_cnt = min(count - xfer_cnt, sg[i].length);
|
|
|
|
/* kmap_atomic() ensures addressability of the data buffer.*/
|
|
/* local_irq_save() protects the KM_IRQ0 address slot. */
|
|
local_irq_save(flags);
|
|
buffer = kmap_atomic(sg[i].page, KM_IRQ0) + sg[i].offset;
|
|
memcpy(buffer, &cdata[xfer_cnt], min_cnt);
|
|
kunmap_atomic(buffer - sg[i].offset, KM_IRQ0);
|
|
local_irq_restore(flags);
|
|
|
|
xfer_cnt += min_cnt;
|
|
}
|
|
|
|
} else {
|
|
unsigned int min_cnt = min(count, scmd->request_bufflen);
|
|
memcpy(scmd->request_buffer, data, min_cnt);
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_scmd_buf_read */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Copy data from a Scsi_Cmnd to a new, linear buffer */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_scmd_buf_read(Scsi_Cmnd * scmd, void *data, unsigned
|
|
int count)
|
|
{
|
|
if (scmd->use_sg) {
|
|
int i;
|
|
unsigned int min_cnt, xfer_cnt;
|
|
char *cdata = (char *) data;
|
|
unsigned char *buffer;
|
|
unsigned long flags;
|
|
struct scatterlist *sg = scmd->request_buffer;
|
|
for (i = 0, xfer_cnt = 0;
|
|
(i < scmd->use_sg) && (xfer_cnt < count); i++) {
|
|
min_cnt = min(count - xfer_cnt, sg[i].length);
|
|
|
|
/* kmap_atomic() ensures addressability of the data buffer.*/
|
|
/* local_irq_save() protects the KM_IRQ0 address slot. */
|
|
local_irq_save(flags);
|
|
buffer = kmap_atomic(sg[i].page, KM_IRQ0) + sg[i].offset;
|
|
memcpy(&cdata[xfer_cnt], buffer, min_cnt);
|
|
kunmap_atomic(buffer - sg[i].offset, KM_IRQ0);
|
|
local_irq_restore(flags);
|
|
|
|
xfer_cnt += min_cnt;
|
|
}
|
|
|
|
} else {
|
|
unsigned int min_cnt = min(count, scmd->request_bufflen);
|
|
memcpy(data, scmd->request_buffer, min_cnt);
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_send_cmd */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Map SCSI commands to ServeRAID commands for logical drives */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_send_cmd(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
int ret;
|
|
char *sp;
|
|
int device_error;
|
|
IPS_DCDB_TABLE_TAPE *tapeDCDB;
|
|
int TimeOut;
|
|
|
|
METHOD_TRACE("ips_send_cmd", 1);
|
|
|
|
ret = IPS_SUCCESS;
|
|
|
|
if (!scb->scsi_cmd) {
|
|
/* internal command */
|
|
|
|
if (scb->bus > 0) {
|
|
/* Controller commands can't be issued */
|
|
/* to real devices -- fail them */
|
|
if ((ha->waitflag == TRUE) &&
|
|
(ha->cmd_in_progress == scb->cdb[0])) {
|
|
ha->waitflag = FALSE;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
} else if ((scb->bus == 0) && (!ips_is_passthru(scb->scsi_cmd))) {
|
|
/* command to logical bus -- interpret */
|
|
ret = IPS_SUCCESS_IMM;
|
|
|
|
switch (scb->scsi_cmd->cmnd[0]) {
|
|
case ALLOW_MEDIUM_REMOVAL:
|
|
case REZERO_UNIT:
|
|
case ERASE:
|
|
case WRITE_FILEMARKS:
|
|
case SPACE:
|
|
scb->scsi_cmd->result = DID_ERROR << 16;
|
|
break;
|
|
|
|
case START_STOP:
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
|
|
case TEST_UNIT_READY:
|
|
case INQUIRY:
|
|
if (scb->target_id == IPS_ADAPTER_ID) {
|
|
/*
|
|
* Either we have a TUR
|
|
* or we have a SCSI inquiry
|
|
*/
|
|
if (scb->scsi_cmd->cmnd[0] == TEST_UNIT_READY)
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
|
|
if (scb->scsi_cmd->cmnd[0] == INQUIRY) {
|
|
IPS_SCSI_INQ_DATA inquiry;
|
|
|
|
memset(&inquiry, 0,
|
|
sizeof (IPS_SCSI_INQ_DATA));
|
|
|
|
inquiry.DeviceType =
|
|
IPS_SCSI_INQ_TYPE_PROCESSOR;
|
|
inquiry.DeviceTypeQualifier =
|
|
IPS_SCSI_INQ_LU_CONNECTED;
|
|
inquiry.Version = IPS_SCSI_INQ_REV2;
|
|
inquiry.ResponseDataFormat =
|
|
IPS_SCSI_INQ_RD_REV2;
|
|
inquiry.AdditionalLength = 31;
|
|
inquiry.Flags[0] =
|
|
IPS_SCSI_INQ_Address16;
|
|
inquiry.Flags[1] =
|
|
IPS_SCSI_INQ_WBus16 |
|
|
IPS_SCSI_INQ_Sync;
|
|
strncpy(inquiry.VendorId, "IBM ",
|
|
8);
|
|
strncpy(inquiry.ProductId,
|
|
"SERVERAID ", 16);
|
|
strncpy(inquiry.ProductRevisionLevel,
|
|
"1.00", 4);
|
|
|
|
ips_scmd_buf_write(scb->scsi_cmd,
|
|
&inquiry,
|
|
sizeof (inquiry));
|
|
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
}
|
|
} else {
|
|
scb->cmd.logical_info.op_code = IPS_CMD_GET_LD_INFO;
|
|
scb->cmd.logical_info.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.logical_info.reserved = 0;
|
|
scb->cmd.logical_info.reserved2 = 0;
|
|
scb->data_len = sizeof (IPS_LD_INFO);
|
|
scb->data_busaddr = ha->logical_drive_info_dma_addr;
|
|
scb->flags = 0;
|
|
scb->cmd.logical_info.buffer_addr = scb->data_busaddr;
|
|
ret = IPS_SUCCESS;
|
|
}
|
|
|
|
break;
|
|
|
|
case REQUEST_SENSE:
|
|
ips_reqsen(ha, scb);
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
break;
|
|
|
|
case READ_6:
|
|
case WRITE_6:
|
|
if (!scb->sg_len) {
|
|
scb->cmd.basic_io.op_code =
|
|
(scb->scsi_cmd->cmnd[0] ==
|
|
READ_6) ? IPS_CMD_READ : IPS_CMD_WRITE;
|
|
scb->cmd.basic_io.enhanced_sg = 0;
|
|
scb->cmd.basic_io.sg_addr =
|
|
cpu_to_le32(scb->data_busaddr);
|
|
} else {
|
|
scb->cmd.basic_io.op_code =
|
|
(scb->scsi_cmd->cmnd[0] ==
|
|
READ_6) ? IPS_CMD_READ_SG :
|
|
IPS_CMD_WRITE_SG;
|
|
scb->cmd.basic_io.enhanced_sg =
|
|
IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
|
|
scb->cmd.basic_io.sg_addr =
|
|
cpu_to_le32(scb->sg_busaddr);
|
|
}
|
|
|
|
scb->cmd.basic_io.segment_4G = 0;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.basic_io.log_drv = scb->target_id;
|
|
scb->cmd.basic_io.sg_count = scb->sg_len;
|
|
|
|
if (scb->cmd.basic_io.lba)
|
|
scb->cmd.basic_io.lba =
|
|
cpu_to_le32(le32_to_cpu
|
|
(scb->cmd.basic_io.lba) +
|
|
le16_to_cpu(scb->cmd.basic_io.
|
|
sector_count));
|
|
else
|
|
scb->cmd.basic_io.lba =
|
|
(((scb->scsi_cmd->
|
|
cmnd[1] & 0x1f) << 16) | (scb->scsi_cmd->
|
|
cmnd[2] << 8) |
|
|
(scb->scsi_cmd->cmnd[3]));
|
|
|
|
scb->cmd.basic_io.sector_count =
|
|
cpu_to_le16(scb->data_len / IPS_BLKSIZE);
|
|
|
|
if (le16_to_cpu(scb->cmd.basic_io.sector_count) == 0)
|
|
scb->cmd.basic_io.sector_count =
|
|
cpu_to_le16(256);
|
|
|
|
ret = IPS_SUCCESS;
|
|
break;
|
|
|
|
case READ_10:
|
|
case WRITE_10:
|
|
if (!scb->sg_len) {
|
|
scb->cmd.basic_io.op_code =
|
|
(scb->scsi_cmd->cmnd[0] ==
|
|
READ_10) ? IPS_CMD_READ : IPS_CMD_WRITE;
|
|
scb->cmd.basic_io.enhanced_sg = 0;
|
|
scb->cmd.basic_io.sg_addr =
|
|
cpu_to_le32(scb->data_busaddr);
|
|
} else {
|
|
scb->cmd.basic_io.op_code =
|
|
(scb->scsi_cmd->cmnd[0] ==
|
|
READ_10) ? IPS_CMD_READ_SG :
|
|
IPS_CMD_WRITE_SG;
|
|
scb->cmd.basic_io.enhanced_sg =
|
|
IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
|
|
scb->cmd.basic_io.sg_addr =
|
|
cpu_to_le32(scb->sg_busaddr);
|
|
}
|
|
|
|
scb->cmd.basic_io.segment_4G = 0;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.basic_io.log_drv = scb->target_id;
|
|
scb->cmd.basic_io.sg_count = scb->sg_len;
|
|
|
|
if (scb->cmd.basic_io.lba)
|
|
scb->cmd.basic_io.lba =
|
|
cpu_to_le32(le32_to_cpu
|
|
(scb->cmd.basic_io.lba) +
|
|
le16_to_cpu(scb->cmd.basic_io.
|
|
sector_count));
|
|
else
|
|
scb->cmd.basic_io.lba =
|
|
((scb->scsi_cmd->cmnd[2] << 24) | (scb->
|
|
scsi_cmd->
|
|
cmnd[3]
|
|
<< 16) |
|
|
(scb->scsi_cmd->cmnd[4] << 8) | scb->
|
|
scsi_cmd->cmnd[5]);
|
|
|
|
scb->cmd.basic_io.sector_count =
|
|
cpu_to_le16(scb->data_len / IPS_BLKSIZE);
|
|
|
|
if (cpu_to_le16(scb->cmd.basic_io.sector_count) == 0) {
|
|
/*
|
|
* This is a null condition
|
|
* we don't have to do anything
|
|
* so just return
|
|
*/
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
} else
|
|
ret = IPS_SUCCESS;
|
|
|
|
break;
|
|
|
|
case RESERVE:
|
|
case RELEASE:
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
break;
|
|
|
|
case MODE_SENSE:
|
|
scb->cmd.basic_io.op_code = IPS_CMD_ENQUIRY;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.basic_io.segment_4G = 0;
|
|
scb->cmd.basic_io.enhanced_sg = 0;
|
|
scb->data_len = sizeof (*ha->enq);
|
|
scb->cmd.basic_io.sg_addr = ha->enq_busaddr;
|
|
ret = IPS_SUCCESS;
|
|
break;
|
|
|
|
case READ_CAPACITY:
|
|
scb->cmd.logical_info.op_code = IPS_CMD_GET_LD_INFO;
|
|
scb->cmd.logical_info.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.logical_info.reserved = 0;
|
|
scb->cmd.logical_info.reserved2 = 0;
|
|
scb->cmd.logical_info.reserved3 = 0;
|
|
scb->data_len = sizeof (IPS_LD_INFO);
|
|
scb->data_busaddr = ha->logical_drive_info_dma_addr;
|
|
scb->flags = 0;
|
|
scb->cmd.logical_info.buffer_addr = scb->data_busaddr;
|
|
ret = IPS_SUCCESS;
|
|
break;
|
|
|
|
case SEND_DIAGNOSTIC:
|
|
case REASSIGN_BLOCKS:
|
|
case FORMAT_UNIT:
|
|
case SEEK_10:
|
|
case VERIFY:
|
|
case READ_DEFECT_DATA:
|
|
case READ_BUFFER:
|
|
case WRITE_BUFFER:
|
|
scb->scsi_cmd->result = DID_OK << 16;
|
|
break;
|
|
|
|
default:
|
|
/* Set the Return Info to appear like the Command was */
|
|
/* attempted, a Check Condition occurred, and Sense */
|
|
/* Data indicating an Invalid CDB OpCode is returned. */
|
|
sp = (char *) scb->scsi_cmd->sense_buffer;
|
|
memset(sp, 0, sizeof (scb->scsi_cmd->sense_buffer));
|
|
|
|
sp[0] = 0x70; /* Error Code */
|
|
sp[2] = ILLEGAL_REQUEST; /* Sense Key 5 Illegal Req. */
|
|
sp[7] = 0x0A; /* Additional Sense Length */
|
|
sp[12] = 0x20; /* ASC = Invalid OpCode */
|
|
sp[13] = 0x00; /* ASCQ */
|
|
|
|
device_error = 2; /* Indicate Check Condition */
|
|
scb->scsi_cmd->result = device_error | (DID_OK << 16);
|
|
break;
|
|
} /* end switch */
|
|
}
|
|
/* end if */
|
|
if (ret == IPS_SUCCESS_IMM)
|
|
return (ret);
|
|
|
|
/* setup DCDB */
|
|
if (scb->bus > 0) {
|
|
|
|
/* If we already know the Device is Not there, no need to attempt a Command */
|
|
/* This also protects an NT FailOver Controller from getting CDB's sent to it */
|
|
if (ha->conf->dev[scb->bus - 1][scb->target_id].ucState == 0) {
|
|
scb->scsi_cmd->result = DID_NO_CONNECT << 16;
|
|
return (IPS_SUCCESS_IMM);
|
|
}
|
|
|
|
ha->dcdb_active[scb->bus - 1] |= (1 << scb->target_id);
|
|
scb->cmd.dcdb.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.dcdb.dcdb_address = cpu_to_le32(scb->scb_busaddr +
|
|
(unsigned long) &scb->
|
|
dcdb -
|
|
(unsigned long) scb);
|
|
scb->cmd.dcdb.reserved = 0;
|
|
scb->cmd.dcdb.reserved2 = 0;
|
|
scb->cmd.dcdb.reserved3 = 0;
|
|
scb->cmd.dcdb.segment_4G = 0;
|
|
scb->cmd.dcdb.enhanced_sg = 0;
|
|
|
|
TimeOut = scb->scsi_cmd->timeout_per_command;
|
|
|
|
if (ha->subsys->param[4] & 0x00100000) { /* If NEW Tape DCDB is Supported */
|
|
if (!scb->sg_len) {
|
|
scb->cmd.dcdb.op_code = IPS_CMD_EXTENDED_DCDB;
|
|
} else {
|
|
scb->cmd.dcdb.op_code =
|
|
IPS_CMD_EXTENDED_DCDB_SG;
|
|
scb->cmd.dcdb.enhanced_sg =
|
|
IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
|
|
}
|
|
|
|
tapeDCDB = (IPS_DCDB_TABLE_TAPE *) & scb->dcdb; /* Use Same Data Area as Old DCDB Struct */
|
|
tapeDCDB->device_address =
|
|
((scb->bus - 1) << 4) | scb->target_id;
|
|
tapeDCDB->cmd_attribute |= IPS_DISCONNECT_ALLOWED;
|
|
tapeDCDB->cmd_attribute &= ~IPS_TRANSFER64K; /* Always Turn OFF 64K Size Flag */
|
|
|
|
if (TimeOut) {
|
|
if (TimeOut < (10 * HZ))
|
|
tapeDCDB->cmd_attribute |= IPS_TIMEOUT10; /* TimeOut is 10 Seconds */
|
|
else if (TimeOut < (60 * HZ))
|
|
tapeDCDB->cmd_attribute |= IPS_TIMEOUT60; /* TimeOut is 60 Seconds */
|
|
else if (TimeOut < (1200 * HZ))
|
|
tapeDCDB->cmd_attribute |= IPS_TIMEOUT20M; /* TimeOut is 20 Minutes */
|
|
}
|
|
|
|
tapeDCDB->cdb_length = scb->scsi_cmd->cmd_len;
|
|
tapeDCDB->reserved_for_LUN = 0;
|
|
tapeDCDB->transfer_length = scb->data_len;
|
|
if (scb->cmd.dcdb.op_code == IPS_CMD_EXTENDED_DCDB_SG)
|
|
tapeDCDB->buffer_pointer =
|
|
cpu_to_le32(scb->sg_busaddr);
|
|
else
|
|
tapeDCDB->buffer_pointer =
|
|
cpu_to_le32(scb->data_busaddr);
|
|
tapeDCDB->sg_count = scb->sg_len;
|
|
tapeDCDB->sense_length = sizeof (tapeDCDB->sense_info);
|
|
tapeDCDB->scsi_status = 0;
|
|
tapeDCDB->reserved = 0;
|
|
memcpy(tapeDCDB->scsi_cdb, scb->scsi_cmd->cmnd,
|
|
scb->scsi_cmd->cmd_len);
|
|
} else {
|
|
if (!scb->sg_len) {
|
|
scb->cmd.dcdb.op_code = IPS_CMD_DCDB;
|
|
} else {
|
|
scb->cmd.dcdb.op_code = IPS_CMD_DCDB_SG;
|
|
scb->cmd.dcdb.enhanced_sg =
|
|
IPS_USE_ENH_SGLIST(ha) ? 0xFF : 0;
|
|
}
|
|
|
|
scb->dcdb.device_address =
|
|
((scb->bus - 1) << 4) | scb->target_id;
|
|
scb->dcdb.cmd_attribute |= IPS_DISCONNECT_ALLOWED;
|
|
|
|
if (TimeOut) {
|
|
if (TimeOut < (10 * HZ))
|
|
scb->dcdb.cmd_attribute |= IPS_TIMEOUT10; /* TimeOut is 10 Seconds */
|
|
else if (TimeOut < (60 * HZ))
|
|
scb->dcdb.cmd_attribute |= IPS_TIMEOUT60; /* TimeOut is 60 Seconds */
|
|
else if (TimeOut < (1200 * HZ))
|
|
scb->dcdb.cmd_attribute |= IPS_TIMEOUT20M; /* TimeOut is 20 Minutes */
|
|
}
|
|
|
|
scb->dcdb.transfer_length = scb->data_len;
|
|
if (scb->dcdb.cmd_attribute & IPS_TRANSFER64K)
|
|
scb->dcdb.transfer_length = 0;
|
|
if (scb->cmd.dcdb.op_code == IPS_CMD_DCDB_SG)
|
|
scb->dcdb.buffer_pointer =
|
|
cpu_to_le32(scb->sg_busaddr);
|
|
else
|
|
scb->dcdb.buffer_pointer =
|
|
cpu_to_le32(scb->data_busaddr);
|
|
scb->dcdb.cdb_length = scb->scsi_cmd->cmd_len;
|
|
scb->dcdb.sense_length = sizeof (scb->dcdb.sense_info);
|
|
scb->dcdb.sg_count = scb->sg_len;
|
|
scb->dcdb.reserved = 0;
|
|
memcpy(scb->dcdb.scsi_cdb, scb->scsi_cmd->cmnd,
|
|
scb->scsi_cmd->cmd_len);
|
|
scb->dcdb.scsi_status = 0;
|
|
scb->dcdb.reserved2[0] = 0;
|
|
scb->dcdb.reserved2[1] = 0;
|
|
scb->dcdb.reserved2[2] = 0;
|
|
}
|
|
}
|
|
|
|
return ((*ha->func.issue) (ha, scb));
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_chk_status */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Check the status of commands to logical drives */
|
|
/* Assumed to be called with the HA lock */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_chkstatus(ips_ha_t * ha, IPS_STATUS * pstatus)
|
|
{
|
|
ips_scb_t *scb;
|
|
ips_stat_t *sp;
|
|
uint8_t basic_status;
|
|
uint8_t ext_status;
|
|
int errcode;
|
|
|
|
METHOD_TRACE("ips_chkstatus", 1);
|
|
|
|
scb = &ha->scbs[pstatus->fields.command_id];
|
|
scb->basic_status = basic_status =
|
|
pstatus->fields.basic_status & IPS_BASIC_STATUS_MASK;
|
|
scb->extended_status = ext_status = pstatus->fields.extended_status;
|
|
|
|
sp = &ha->sp;
|
|
sp->residue_len = 0;
|
|
sp->scb_addr = (void *) scb;
|
|
|
|
/* Remove the item from the active queue */
|
|
ips_removeq_scb(&ha->scb_activelist, scb);
|
|
|
|
if (!scb->scsi_cmd)
|
|
/* internal commands are handled in do_ipsintr */
|
|
return;
|
|
|
|
DEBUG_VAR(2, "(%s%d) ips_chkstatus: cmd 0x%X id %d (%d %d %d)",
|
|
ips_name,
|
|
ha->host_num,
|
|
scb->cdb[0],
|
|
scb->cmd.basic_io.command_id,
|
|
scb->bus, scb->target_id, scb->lun);
|
|
|
|
if ((scb->scsi_cmd) && (ips_is_passthru(scb->scsi_cmd)))
|
|
/* passthru - just returns the raw result */
|
|
return;
|
|
|
|
errcode = DID_OK;
|
|
|
|
if (((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_SUCCESS) ||
|
|
((basic_status & IPS_GSC_STATUS_MASK) == IPS_CMD_RECOVERED_ERROR)) {
|
|
|
|
if (scb->bus == 0) {
|
|
if ((basic_status & IPS_GSC_STATUS_MASK) ==
|
|
IPS_CMD_RECOVERED_ERROR) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) Recovered Logical Drive Error OpCode: %x, BSB: %x, ESB: %x",
|
|
ips_name, ha->host_num,
|
|
scb->cmd.basic_io.op_code,
|
|
basic_status, ext_status);
|
|
}
|
|
|
|
switch (scb->scsi_cmd->cmnd[0]) {
|
|
case ALLOW_MEDIUM_REMOVAL:
|
|
case REZERO_UNIT:
|
|
case ERASE:
|
|
case WRITE_FILEMARKS:
|
|
case SPACE:
|
|
errcode = DID_ERROR;
|
|
break;
|
|
|
|
case START_STOP:
|
|
break;
|
|
|
|
case TEST_UNIT_READY:
|
|
if (!ips_online(ha, scb)) {
|
|
errcode = DID_TIME_OUT;
|
|
}
|
|
break;
|
|
|
|
case INQUIRY:
|
|
if (ips_online(ha, scb)) {
|
|
ips_inquiry(ha, scb);
|
|
} else {
|
|
errcode = DID_TIME_OUT;
|
|
}
|
|
break;
|
|
|
|
case REQUEST_SENSE:
|
|
ips_reqsen(ha, scb);
|
|
break;
|
|
|
|
case READ_6:
|
|
case WRITE_6:
|
|
case READ_10:
|
|
case WRITE_10:
|
|
case RESERVE:
|
|
case RELEASE:
|
|
break;
|
|
|
|
case MODE_SENSE:
|
|
if (!ips_online(ha, scb)
|
|
|| !ips_msense(ha, scb)) {
|
|
errcode = DID_ERROR;
|
|
}
|
|
break;
|
|
|
|
case READ_CAPACITY:
|
|
if (ips_online(ha, scb))
|
|
ips_rdcap(ha, scb);
|
|
else {
|
|
errcode = DID_TIME_OUT;
|
|
}
|
|
break;
|
|
|
|
case SEND_DIAGNOSTIC:
|
|
case REASSIGN_BLOCKS:
|
|
break;
|
|
|
|
case FORMAT_UNIT:
|
|
errcode = DID_ERROR;
|
|
break;
|
|
|
|
case SEEK_10:
|
|
case VERIFY:
|
|
case READ_DEFECT_DATA:
|
|
case READ_BUFFER:
|
|
case WRITE_BUFFER:
|
|
break;
|
|
|
|
default:
|
|
errcode = DID_ERROR;
|
|
} /* end switch */
|
|
|
|
scb->scsi_cmd->result = errcode << 16;
|
|
} else { /* bus == 0 */
|
|
/* restrict access to physical drives */
|
|
if ((scb->scsi_cmd->cmnd[0] == INQUIRY) &&
|
|
((((char *) scb->scsi_cmd->buffer)[0] & 0x1f) ==
|
|
TYPE_DISK)) {
|
|
|
|
scb->scsi_cmd->result = DID_TIME_OUT << 16;
|
|
}
|
|
} /* else */
|
|
} else { /* recovered error / success */
|
|
if (scb->bus == 0) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) Unrecovered Logical Drive Error OpCode: %x, BSB: %x, ESB: %x",
|
|
ips_name, ha->host_num,
|
|
scb->cmd.basic_io.op_code, basic_status,
|
|
ext_status);
|
|
}
|
|
|
|
ips_map_status(ha, scb, sp);
|
|
} /* else */
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_online */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Determine if a logical drive is online */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_online(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
METHOD_TRACE("ips_online", 1);
|
|
|
|
if (scb->target_id >= IPS_MAX_LD)
|
|
return (0);
|
|
|
|
if ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1) {
|
|
memset(ha->logical_drive_info, 0, sizeof (IPS_LD_INFO));
|
|
return (0);
|
|
}
|
|
|
|
if (ha->logical_drive_info->drive_info[scb->target_id].state !=
|
|
IPS_LD_OFFLINE
|
|
&& ha->logical_drive_info->drive_info[scb->target_id].state !=
|
|
IPS_LD_FREE
|
|
&& ha->logical_drive_info->drive_info[scb->target_id].state !=
|
|
IPS_LD_CRS
|
|
&& ha->logical_drive_info->drive_info[scb->target_id].state !=
|
|
IPS_LD_SYS)
|
|
return (1);
|
|
else
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_inquiry */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Simulate an inquiry command to a logical drive */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_inquiry(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
IPS_SCSI_INQ_DATA inquiry;
|
|
|
|
METHOD_TRACE("ips_inquiry", 1);
|
|
|
|
memset(&inquiry, 0, sizeof (IPS_SCSI_INQ_DATA));
|
|
|
|
inquiry.DeviceType = IPS_SCSI_INQ_TYPE_DASD;
|
|
inquiry.DeviceTypeQualifier = IPS_SCSI_INQ_LU_CONNECTED;
|
|
inquiry.Version = IPS_SCSI_INQ_REV2;
|
|
inquiry.ResponseDataFormat = IPS_SCSI_INQ_RD_REV2;
|
|
inquiry.AdditionalLength = 31;
|
|
inquiry.Flags[0] = IPS_SCSI_INQ_Address16;
|
|
inquiry.Flags[1] =
|
|
IPS_SCSI_INQ_WBus16 | IPS_SCSI_INQ_Sync | IPS_SCSI_INQ_CmdQue;
|
|
strncpy(inquiry.VendorId, "IBM ", 8);
|
|
strncpy(inquiry.ProductId, "SERVERAID ", 16);
|
|
strncpy(inquiry.ProductRevisionLevel, "1.00", 4);
|
|
|
|
ips_scmd_buf_write(scb->scsi_cmd, &inquiry, sizeof (inquiry));
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_rdcap */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Simulate a read capacity command to a logical drive */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_rdcap(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
IPS_SCSI_CAPACITY cap;
|
|
|
|
METHOD_TRACE("ips_rdcap", 1);
|
|
|
|
if (scb->scsi_cmd->bufflen < 8)
|
|
return (0);
|
|
|
|
cap.lba =
|
|
cpu_to_be32(le32_to_cpu
|
|
(ha->logical_drive_info->
|
|
drive_info[scb->target_id].sector_count) - 1);
|
|
cap.len = cpu_to_be32((uint32_t) IPS_BLKSIZE);
|
|
|
|
ips_scmd_buf_write(scb->scsi_cmd, &cap, sizeof (cap));
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_msense */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Simulate a mode sense command to a logical drive */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_msense(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
uint16_t heads;
|
|
uint16_t sectors;
|
|
uint32_t cylinders;
|
|
IPS_SCSI_MODE_PAGE_DATA mdata;
|
|
|
|
METHOD_TRACE("ips_msense", 1);
|
|
|
|
if (le32_to_cpu(ha->enq->ulDriveSize[scb->target_id]) > 0x400000 &&
|
|
(ha->enq->ucMiscFlag & 0x8) == 0) {
|
|
heads = IPS_NORM_HEADS;
|
|
sectors = IPS_NORM_SECTORS;
|
|
} else {
|
|
heads = IPS_COMP_HEADS;
|
|
sectors = IPS_COMP_SECTORS;
|
|
}
|
|
|
|
cylinders =
|
|
(le32_to_cpu(ha->enq->ulDriveSize[scb->target_id]) -
|
|
1) / (heads * sectors);
|
|
|
|
memset(&mdata, 0, sizeof (IPS_SCSI_MODE_PAGE_DATA));
|
|
|
|
mdata.hdr.BlockDescLength = 8;
|
|
|
|
switch (scb->scsi_cmd->cmnd[2] & 0x3f) {
|
|
case 0x03: /* page 3 */
|
|
mdata.pdata.pg3.PageCode = 3;
|
|
mdata.pdata.pg3.PageLength = sizeof (IPS_SCSI_MODE_PAGE3);
|
|
mdata.hdr.DataLength =
|
|
3 + mdata.hdr.BlockDescLength + mdata.pdata.pg3.PageLength;
|
|
mdata.pdata.pg3.TracksPerZone = 0;
|
|
mdata.pdata.pg3.AltSectorsPerZone = 0;
|
|
mdata.pdata.pg3.AltTracksPerZone = 0;
|
|
mdata.pdata.pg3.AltTracksPerVolume = 0;
|
|
mdata.pdata.pg3.SectorsPerTrack = cpu_to_be16(sectors);
|
|
mdata.pdata.pg3.BytesPerSector = cpu_to_be16(IPS_BLKSIZE);
|
|
mdata.pdata.pg3.Interleave = cpu_to_be16(1);
|
|
mdata.pdata.pg3.TrackSkew = 0;
|
|
mdata.pdata.pg3.CylinderSkew = 0;
|
|
mdata.pdata.pg3.flags = IPS_SCSI_MP3_SoftSector;
|
|
break;
|
|
|
|
case 0x4:
|
|
mdata.pdata.pg4.PageCode = 4;
|
|
mdata.pdata.pg4.PageLength = sizeof (IPS_SCSI_MODE_PAGE4);
|
|
mdata.hdr.DataLength =
|
|
3 + mdata.hdr.BlockDescLength + mdata.pdata.pg4.PageLength;
|
|
mdata.pdata.pg4.CylindersHigh =
|
|
cpu_to_be16((cylinders >> 8) & 0xFFFF);
|
|
mdata.pdata.pg4.CylindersLow = (cylinders & 0xFF);
|
|
mdata.pdata.pg4.Heads = heads;
|
|
mdata.pdata.pg4.WritePrecompHigh = 0;
|
|
mdata.pdata.pg4.WritePrecompLow = 0;
|
|
mdata.pdata.pg4.ReducedWriteCurrentHigh = 0;
|
|
mdata.pdata.pg4.ReducedWriteCurrentLow = 0;
|
|
mdata.pdata.pg4.StepRate = cpu_to_be16(1);
|
|
mdata.pdata.pg4.LandingZoneHigh = 0;
|
|
mdata.pdata.pg4.LandingZoneLow = 0;
|
|
mdata.pdata.pg4.flags = 0;
|
|
mdata.pdata.pg4.RotationalOffset = 0;
|
|
mdata.pdata.pg4.MediumRotationRate = 0;
|
|
break;
|
|
case 0x8:
|
|
mdata.pdata.pg8.PageCode = 8;
|
|
mdata.pdata.pg8.PageLength = sizeof (IPS_SCSI_MODE_PAGE8);
|
|
mdata.hdr.DataLength =
|
|
3 + mdata.hdr.BlockDescLength + mdata.pdata.pg8.PageLength;
|
|
/* everything else is left set to 0 */
|
|
break;
|
|
|
|
default:
|
|
return (0);
|
|
} /* end switch */
|
|
|
|
ips_scmd_buf_write(scb->scsi_cmd, &mdata, sizeof (mdata));
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_reqsen */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Simulate a request sense command to a logical drive */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_reqsen(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
IPS_SCSI_REQSEN reqsen;
|
|
|
|
METHOD_TRACE("ips_reqsen", 1);
|
|
|
|
memset(&reqsen, 0, sizeof (IPS_SCSI_REQSEN));
|
|
|
|
reqsen.ResponseCode =
|
|
IPS_SCSI_REQSEN_VALID | IPS_SCSI_REQSEN_CURRENT_ERR;
|
|
reqsen.AdditionalLength = 10;
|
|
reqsen.AdditionalSenseCode = IPS_SCSI_REQSEN_NO_SENSE;
|
|
reqsen.AdditionalSenseCodeQual = IPS_SCSI_REQSEN_NO_SENSE;
|
|
|
|
ips_scmd_buf_write(scb->scsi_cmd, &reqsen, sizeof (reqsen));
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_free */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Free any allocated space for this controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_free(ips_ha_t * ha)
|
|
{
|
|
|
|
METHOD_TRACE("ips_free", 1);
|
|
|
|
if (ha) {
|
|
if (ha->enq) {
|
|
pci_free_consistent(ha->pcidev, sizeof(IPS_ENQ),
|
|
ha->enq, ha->enq_busaddr);
|
|
ha->enq = NULL;
|
|
}
|
|
|
|
kfree(ha->conf);
|
|
ha->conf = NULL;
|
|
|
|
if (ha->adapt) {
|
|
pci_free_consistent(ha->pcidev,
|
|
sizeof (IPS_ADAPTER) +
|
|
sizeof (IPS_IO_CMD), ha->adapt,
|
|
ha->adapt->hw_status_start);
|
|
ha->adapt = NULL;
|
|
}
|
|
|
|
if (ha->logical_drive_info) {
|
|
pci_free_consistent(ha->pcidev,
|
|
sizeof (IPS_LD_INFO),
|
|
ha->logical_drive_info,
|
|
ha->logical_drive_info_dma_addr);
|
|
ha->logical_drive_info = NULL;
|
|
}
|
|
|
|
kfree(ha->nvram);
|
|
ha->nvram = NULL;
|
|
|
|
kfree(ha->subsys);
|
|
ha->subsys = NULL;
|
|
|
|
if (ha->ioctl_data) {
|
|
pci_free_consistent(ha->pcidev, ha->ioctl_len,
|
|
ha->ioctl_data, ha->ioctl_busaddr);
|
|
ha->ioctl_data = NULL;
|
|
ha->ioctl_datasize = 0;
|
|
ha->ioctl_len = 0;
|
|
}
|
|
ips_deallocatescbs(ha, ha->max_cmds);
|
|
|
|
/* free memory mapped (if applicable) */
|
|
if (ha->mem_ptr) {
|
|
iounmap(ha->ioremap_ptr);
|
|
ha->ioremap_ptr = NULL;
|
|
ha->mem_ptr = NULL;
|
|
}
|
|
|
|
if (ha->mem_addr)
|
|
release_mem_region(ha->mem_addr, ha->mem_len);
|
|
ha->mem_addr = 0;
|
|
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_deallocatescbs */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Free the command blocks */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_deallocatescbs(ips_ha_t * ha, int cmds)
|
|
{
|
|
if (ha->scbs) {
|
|
pci_free_consistent(ha->pcidev,
|
|
IPS_SGLIST_SIZE(ha) * IPS_MAX_SG * cmds,
|
|
ha->scbs->sg_list.list,
|
|
ha->scbs->sg_busaddr);
|
|
pci_free_consistent(ha->pcidev, sizeof (ips_scb_t) * cmds,
|
|
ha->scbs, ha->scbs->scb_busaddr);
|
|
ha->scbs = NULL;
|
|
} /* end if */
|
|
return 1;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_allocatescbs */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Allocate the command blocks */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_allocatescbs(ips_ha_t * ha)
|
|
{
|
|
ips_scb_t *scb_p;
|
|
IPS_SG_LIST ips_sg;
|
|
int i;
|
|
dma_addr_t command_dma, sg_dma;
|
|
|
|
METHOD_TRACE("ips_allocatescbs", 1);
|
|
|
|
/* Allocate memory for the SCBs */
|
|
ha->scbs =
|
|
pci_alloc_consistent(ha->pcidev, ha->max_cmds * sizeof (ips_scb_t),
|
|
&command_dma);
|
|
if (ha->scbs == NULL)
|
|
return 0;
|
|
ips_sg.list =
|
|
pci_alloc_consistent(ha->pcidev,
|
|
IPS_SGLIST_SIZE(ha) * IPS_MAX_SG *
|
|
ha->max_cmds, &sg_dma);
|
|
if (ips_sg.list == NULL) {
|
|
pci_free_consistent(ha->pcidev,
|
|
ha->max_cmds * sizeof (ips_scb_t), ha->scbs,
|
|
command_dma);
|
|
return 0;
|
|
}
|
|
|
|
memset(ha->scbs, 0, ha->max_cmds * sizeof (ips_scb_t));
|
|
|
|
for (i = 0; i < ha->max_cmds; i++) {
|
|
scb_p = &ha->scbs[i];
|
|
scb_p->scb_busaddr = command_dma + sizeof (ips_scb_t) * i;
|
|
/* set up S/G list */
|
|
if (IPS_USE_ENH_SGLIST(ha)) {
|
|
scb_p->sg_list.enh_list =
|
|
ips_sg.enh_list + i * IPS_MAX_SG;
|
|
scb_p->sg_busaddr =
|
|
sg_dma + IPS_SGLIST_SIZE(ha) * IPS_MAX_SG * i;
|
|
} else {
|
|
scb_p->sg_list.std_list =
|
|
ips_sg.std_list + i * IPS_MAX_SG;
|
|
scb_p->sg_busaddr =
|
|
sg_dma + IPS_SGLIST_SIZE(ha) * IPS_MAX_SG * i;
|
|
}
|
|
|
|
/* add to the free list */
|
|
if (i < ha->max_cmds - 1) {
|
|
scb_p->q_next = ha->scb_freelist;
|
|
ha->scb_freelist = scb_p;
|
|
}
|
|
}
|
|
|
|
/* success */
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_init_scb */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize a CCB to default values */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_init_scb(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
IPS_SG_LIST sg_list;
|
|
uint32_t cmd_busaddr, sg_busaddr;
|
|
METHOD_TRACE("ips_init_scb", 1);
|
|
|
|
if (scb == NULL)
|
|
return;
|
|
|
|
sg_list.list = scb->sg_list.list;
|
|
cmd_busaddr = scb->scb_busaddr;
|
|
sg_busaddr = scb->sg_busaddr;
|
|
/* zero fill */
|
|
memset(scb, 0, sizeof (ips_scb_t));
|
|
memset(ha->dummy, 0, sizeof (IPS_IO_CMD));
|
|
|
|
/* Initialize dummy command bucket */
|
|
ha->dummy->op_code = 0xFF;
|
|
ha->dummy->ccsar = cpu_to_le32(ha->adapt->hw_status_start
|
|
+ sizeof (IPS_ADAPTER));
|
|
ha->dummy->command_id = IPS_MAX_CMDS;
|
|
|
|
/* set bus address of scb */
|
|
scb->scb_busaddr = cmd_busaddr;
|
|
scb->sg_busaddr = sg_busaddr;
|
|
scb->sg_list.list = sg_list.list;
|
|
|
|
/* Neptune Fix */
|
|
scb->cmd.basic_io.cccr = cpu_to_le32((uint32_t) IPS_BIT_ILE);
|
|
scb->cmd.basic_io.ccsar = cpu_to_le32(ha->adapt->hw_status_start
|
|
+ sizeof (IPS_ADAPTER));
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_get_scb */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize a CCB to default values */
|
|
/* */
|
|
/* ASSUMED to be callled from within a lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static ips_scb_t *
|
|
ips_getscb(ips_ha_t * ha)
|
|
{
|
|
ips_scb_t *scb;
|
|
|
|
METHOD_TRACE("ips_getscb", 1);
|
|
|
|
if ((scb = ha->scb_freelist) == NULL) {
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
ha->scb_freelist = scb->q_next;
|
|
scb->flags = 0;
|
|
scb->q_next = NULL;
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
return (scb);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_free_scb */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Return an unused CCB back to the free list */
|
|
/* */
|
|
/* ASSUMED to be called from within a lock */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_freescb(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
|
|
METHOD_TRACE("ips_freescb", 1);
|
|
if (scb->flags & IPS_SCB_MAP_SG)
|
|
pci_unmap_sg(ha->pcidev, scb->scsi_cmd->request_buffer,
|
|
scb->scsi_cmd->use_sg, IPS_DMA_DIR(scb));
|
|
else if (scb->flags & IPS_SCB_MAP_SINGLE)
|
|
pci_unmap_single(ha->pcidev, scb->data_busaddr, scb->data_len,
|
|
IPS_DMA_DIR(scb));
|
|
|
|
/* check to make sure this is not our "special" scb */
|
|
if (IPS_COMMAND_ID(ha, scb) < (ha->max_cmds - 1)) {
|
|
scb->q_next = ha->scb_freelist;
|
|
ha->scb_freelist = scb;
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_isinit_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Is controller initialized ? */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_isinit_copperhead(ips_ha_t * ha)
|
|
{
|
|
uint8_t scpr;
|
|
uint8_t isr;
|
|
|
|
METHOD_TRACE("ips_isinit_copperhead", 1);
|
|
|
|
isr = inb(ha->io_addr + IPS_REG_HISR);
|
|
scpr = inb(ha->io_addr + IPS_REG_SCPR);
|
|
|
|
if (((isr & IPS_BIT_EI) == 0) && ((scpr & IPS_BIT_EBM) == 0))
|
|
return (0);
|
|
else
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_isinit_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Is controller initialized ? */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_isinit_copperhead_memio(ips_ha_t * ha)
|
|
{
|
|
uint8_t isr = 0;
|
|
uint8_t scpr;
|
|
|
|
METHOD_TRACE("ips_is_init_copperhead_memio", 1);
|
|
|
|
isr = readb(ha->mem_ptr + IPS_REG_HISR);
|
|
scpr = readb(ha->mem_ptr + IPS_REG_SCPR);
|
|
|
|
if (((isr & IPS_BIT_EI) == 0) && ((scpr & IPS_BIT_EBM) == 0))
|
|
return (0);
|
|
else
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_isinit_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Is controller initialized ? */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_isinit_morpheus(ips_ha_t * ha)
|
|
{
|
|
uint32_t post;
|
|
uint32_t bits;
|
|
|
|
METHOD_TRACE("ips_is_init_morpheus", 1);
|
|
|
|
if (ips_isintr_morpheus(ha))
|
|
ips_flush_and_reset(ha);
|
|
|
|
post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
|
|
bits = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
if (post == 0)
|
|
return (0);
|
|
else if (bits & 0x3)
|
|
return (0);
|
|
else
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_flush_and_reset */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Perform cleanup ( FLUSH and RESET ) when the adapter is in an unknown */
|
|
/* state ( was trying to INIT and an interrupt was already pending ) ... */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_flush_and_reset(ips_ha_t *ha)
|
|
{
|
|
ips_scb_t *scb;
|
|
int ret;
|
|
int time;
|
|
int done;
|
|
dma_addr_t command_dma;
|
|
|
|
/* Create a usuable SCB */
|
|
scb = pci_alloc_consistent(ha->pcidev, sizeof(ips_scb_t), &command_dma);
|
|
if (scb) {
|
|
memset(scb, 0, sizeof(ips_scb_t));
|
|
ips_init_scb(ha, scb);
|
|
scb->scb_busaddr = command_dma;
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_FLUSH;
|
|
|
|
scb->cmd.flush_cache.op_code = IPS_CMD_FLUSH;
|
|
scb->cmd.flush_cache.command_id = IPS_MAX_CMDS; /* Use an ID that would otherwise not exist */
|
|
scb->cmd.flush_cache.state = IPS_NORM_STATE;
|
|
scb->cmd.flush_cache.reserved = 0;
|
|
scb->cmd.flush_cache.reserved2 = 0;
|
|
scb->cmd.flush_cache.reserved3 = 0;
|
|
scb->cmd.flush_cache.reserved4 = 0;
|
|
|
|
ret = ips_send_cmd(ha, scb); /* Send the Flush Command */
|
|
|
|
if (ret == IPS_SUCCESS) {
|
|
time = 60 * IPS_ONE_SEC; /* Max Wait time is 60 seconds */
|
|
done = 0;
|
|
|
|
while ((time > 0) && (!done)) {
|
|
done = ips_poll_for_flush_complete(ha);
|
|
/* This may look evil, but it's only done during extremely rare start-up conditions ! */
|
|
udelay(1000);
|
|
time--;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* Now RESET and INIT the adapter */
|
|
(*ha->func.reset) (ha);
|
|
|
|
pci_free_consistent(ha->pcidev, sizeof(ips_scb_t), scb, command_dma);
|
|
return;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_poll_for_flush_complete */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Poll for the Flush Command issued by ips_flush_and_reset() to complete */
|
|
/* All other responses are just taken off the queue and ignored */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_poll_for_flush_complete(ips_ha_t * ha)
|
|
{
|
|
IPS_STATUS cstatus;
|
|
|
|
while (TRUE) {
|
|
cstatus.value = (*ha->func.statupd) (ha);
|
|
|
|
if (cstatus.value == 0xffffffff) /* If No Interrupt to process */
|
|
break;
|
|
|
|
/* Success is when we see the Flush Command ID */
|
|
if (cstatus.fields.command_id == IPS_MAX_CMDS )
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_enable_int_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Turn on interrupts */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_enable_int_copperhead(ips_ha_t * ha)
|
|
{
|
|
METHOD_TRACE("ips_enable_int_copperhead", 1);
|
|
|
|
outb(ha->io_addr + IPS_REG_HISR, IPS_BIT_EI);
|
|
inb(ha->io_addr + IPS_REG_HISR); /*Ensure PCI Posting Completes*/
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_enable_int_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Turn on interrupts */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_enable_int_copperhead_memio(ips_ha_t * ha)
|
|
{
|
|
METHOD_TRACE("ips_enable_int_copperhead_memio", 1);
|
|
|
|
writeb(IPS_BIT_EI, ha->mem_ptr + IPS_REG_HISR);
|
|
readb(ha->mem_ptr + IPS_REG_HISR); /*Ensure PCI Posting Completes*/
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_enable_int_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Turn on interrupts */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_enable_int_morpheus(ips_ha_t * ha)
|
|
{
|
|
uint32_t Oimr;
|
|
|
|
METHOD_TRACE("ips_enable_int_morpheus", 1);
|
|
|
|
Oimr = readl(ha->mem_ptr + IPS_REG_I960_OIMR);
|
|
Oimr &= ~0x08;
|
|
writel(Oimr, ha->mem_ptr + IPS_REG_I960_OIMR);
|
|
readl(ha->mem_ptr + IPS_REG_I960_OIMR); /*Ensure PCI Posting Completes*/
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_init_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize a copperhead controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_init_copperhead(ips_ha_t * ha)
|
|
{
|
|
uint8_t Isr;
|
|
uint8_t Cbsp;
|
|
uint8_t PostByte[IPS_MAX_POST_BYTES];
|
|
uint8_t ConfigByte[IPS_MAX_CONFIG_BYTES];
|
|
int i, j;
|
|
|
|
METHOD_TRACE("ips_init_copperhead", 1);
|
|
|
|
for (i = 0; i < IPS_MAX_POST_BYTES; i++) {
|
|
for (j = 0; j < 45; j++) {
|
|
Isr = inb(ha->io_addr + IPS_REG_HISR);
|
|
if (Isr & IPS_BIT_GHI)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (j >= 45)
|
|
/* error occurred */
|
|
return (0);
|
|
|
|
PostByte[i] = inb(ha->io_addr + IPS_REG_ISPR);
|
|
outb(Isr, ha->io_addr + IPS_REG_HISR);
|
|
}
|
|
|
|
if (PostByte[0] < IPS_GOOD_POST_STATUS) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"reset controller fails (post status %x %x).\n",
|
|
PostByte[0], PostByte[1]);
|
|
|
|
return (0);
|
|
}
|
|
|
|
for (i = 0; i < IPS_MAX_CONFIG_BYTES; i++) {
|
|
for (j = 0; j < 240; j++) {
|
|
Isr = inb(ha->io_addr + IPS_REG_HISR);
|
|
if (Isr & IPS_BIT_GHI)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (j >= 240)
|
|
/* error occurred */
|
|
return (0);
|
|
|
|
ConfigByte[i] = inb(ha->io_addr + IPS_REG_ISPR);
|
|
outb(Isr, ha->io_addr + IPS_REG_HISR);
|
|
}
|
|
|
|
for (i = 0; i < 240; i++) {
|
|
Cbsp = inb(ha->io_addr + IPS_REG_CBSP);
|
|
|
|
if ((Cbsp & IPS_BIT_OP) == 0)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (i >= 240)
|
|
/* reset failed */
|
|
return (0);
|
|
|
|
/* setup CCCR */
|
|
outl(cpu_to_le32(0x1010), ha->io_addr + IPS_REG_CCCR);
|
|
|
|
/* Enable busmastering */
|
|
outb(IPS_BIT_EBM, ha->io_addr + IPS_REG_SCPR);
|
|
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
/* fix for anaconda64 */
|
|
outl(0, ha->io_addr + IPS_REG_NDAE);
|
|
|
|
/* Enable interrupts */
|
|
outb(IPS_BIT_EI, ha->io_addr + IPS_REG_HISR);
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_init_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize a copperhead controller with memory mapped I/O */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_init_copperhead_memio(ips_ha_t * ha)
|
|
{
|
|
uint8_t Isr = 0;
|
|
uint8_t Cbsp;
|
|
uint8_t PostByte[IPS_MAX_POST_BYTES];
|
|
uint8_t ConfigByte[IPS_MAX_CONFIG_BYTES];
|
|
int i, j;
|
|
|
|
METHOD_TRACE("ips_init_copperhead_memio", 1);
|
|
|
|
for (i = 0; i < IPS_MAX_POST_BYTES; i++) {
|
|
for (j = 0; j < 45; j++) {
|
|
Isr = readb(ha->mem_ptr + IPS_REG_HISR);
|
|
if (Isr & IPS_BIT_GHI)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (j >= 45)
|
|
/* error occurred */
|
|
return (0);
|
|
|
|
PostByte[i] = readb(ha->mem_ptr + IPS_REG_ISPR);
|
|
writeb(Isr, ha->mem_ptr + IPS_REG_HISR);
|
|
}
|
|
|
|
if (PostByte[0] < IPS_GOOD_POST_STATUS) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"reset controller fails (post status %x %x).\n",
|
|
PostByte[0], PostByte[1]);
|
|
|
|
return (0);
|
|
}
|
|
|
|
for (i = 0; i < IPS_MAX_CONFIG_BYTES; i++) {
|
|
for (j = 0; j < 240; j++) {
|
|
Isr = readb(ha->mem_ptr + IPS_REG_HISR);
|
|
if (Isr & IPS_BIT_GHI)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (j >= 240)
|
|
/* error occurred */
|
|
return (0);
|
|
|
|
ConfigByte[i] = readb(ha->mem_ptr + IPS_REG_ISPR);
|
|
writeb(Isr, ha->mem_ptr + IPS_REG_HISR);
|
|
}
|
|
|
|
for (i = 0; i < 240; i++) {
|
|
Cbsp = readb(ha->mem_ptr + IPS_REG_CBSP);
|
|
|
|
if ((Cbsp & IPS_BIT_OP) == 0)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (i >= 240)
|
|
/* error occurred */
|
|
return (0);
|
|
|
|
/* setup CCCR */
|
|
writel(0x1010, ha->mem_ptr + IPS_REG_CCCR);
|
|
|
|
/* Enable busmastering */
|
|
writeb(IPS_BIT_EBM, ha->mem_ptr + IPS_REG_SCPR);
|
|
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
/* fix for anaconda64 */
|
|
writel(0, ha->mem_ptr + IPS_REG_NDAE);
|
|
|
|
/* Enable interrupts */
|
|
writeb(IPS_BIT_EI, ha->mem_ptr + IPS_REG_HISR);
|
|
|
|
/* if we get here then everything went OK */
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_init_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize a morpheus controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_init_morpheus(ips_ha_t * ha)
|
|
{
|
|
uint32_t Post;
|
|
uint32_t Config;
|
|
uint32_t Isr;
|
|
uint32_t Oimr;
|
|
int i;
|
|
|
|
METHOD_TRACE("ips_init_morpheus", 1);
|
|
|
|
/* Wait up to 45 secs for Post */
|
|
for (i = 0; i < 45; i++) {
|
|
Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
if (Isr & IPS_BIT_I960_MSG0I)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (i >= 45) {
|
|
/* error occurred */
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"timeout waiting for post.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
Post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
|
|
|
|
if (Post == 0x4F00) { /* If Flashing the Battery PIC */
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Flashing Battery PIC, Please wait ...\n");
|
|
|
|
/* Clear the interrupt bit */
|
|
Isr = (uint32_t) IPS_BIT_I960_MSG0I;
|
|
writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
for (i = 0; i < 120; i++) { /* Wait Up to 2 Min. for Completion */
|
|
Post = readl(ha->mem_ptr + IPS_REG_I960_MSG0);
|
|
if (Post != 0x4F00)
|
|
break;
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (i >= 120) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"timeout waiting for Battery PIC Flash\n");
|
|
return (0);
|
|
}
|
|
|
|
}
|
|
|
|
/* Clear the interrupt bit */
|
|
Isr = (uint32_t) IPS_BIT_I960_MSG0I;
|
|
writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
if (Post < (IPS_GOOD_POST_STATUS << 8)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"reset controller fails (post status %x).\n", Post);
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* Wait up to 240 secs for config bytes */
|
|
for (i = 0; i < 240; i++) {
|
|
Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
if (Isr & IPS_BIT_I960_MSG1I)
|
|
break;
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
}
|
|
|
|
if (i >= 240) {
|
|
/* error occurred */
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"timeout waiting for config.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
Config = readl(ha->mem_ptr + IPS_REG_I960_MSG1);
|
|
|
|
/* Clear interrupt bit */
|
|
Isr = (uint32_t) IPS_BIT_I960_MSG1I;
|
|
writel(Isr, ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
/* Turn on the interrupts */
|
|
Oimr = readl(ha->mem_ptr + IPS_REG_I960_OIMR);
|
|
Oimr &= ~0x8;
|
|
writel(Oimr, ha->mem_ptr + IPS_REG_I960_OIMR);
|
|
|
|
/* if we get here then everything went OK */
|
|
|
|
/* Since we did a RESET, an EraseStripeLock may be needed */
|
|
if (Post == 0xEF10) {
|
|
if ((Config == 0x000F) || (Config == 0x0009))
|
|
ha->requires_esl = 1;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_reset_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Reset the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_reset_copperhead(ips_ha_t * ha)
|
|
{
|
|
int reset_counter;
|
|
|
|
METHOD_TRACE("ips_reset_copperhead", 1);
|
|
|
|
DEBUG_VAR(1, "(%s%d) ips_reset_copperhead: io addr: %x, irq: %d",
|
|
ips_name, ha->host_num, ha->io_addr, ha->irq);
|
|
|
|
reset_counter = 0;
|
|
|
|
while (reset_counter < 2) {
|
|
reset_counter++;
|
|
|
|
outb(IPS_BIT_RST, ha->io_addr + IPS_REG_SCPR);
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
|
|
outb(0, ha->io_addr + IPS_REG_SCPR);
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
|
|
if ((*ha->func.init) (ha))
|
|
break;
|
|
else if (reset_counter >= 2) {
|
|
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_reset_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Reset the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_reset_copperhead_memio(ips_ha_t * ha)
|
|
{
|
|
int reset_counter;
|
|
|
|
METHOD_TRACE("ips_reset_copperhead_memio", 1);
|
|
|
|
DEBUG_VAR(1, "(%s%d) ips_reset_copperhead_memio: mem addr: %x, irq: %d",
|
|
ips_name, ha->host_num, ha->mem_addr, ha->irq);
|
|
|
|
reset_counter = 0;
|
|
|
|
while (reset_counter < 2) {
|
|
reset_counter++;
|
|
|
|
writeb(IPS_BIT_RST, ha->mem_ptr + IPS_REG_SCPR);
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
|
|
writeb(0, ha->mem_ptr + IPS_REG_SCPR);
|
|
|
|
/* Delay for 1 Second */
|
|
MDELAY(IPS_ONE_SEC);
|
|
|
|
if ((*ha->func.init) (ha))
|
|
break;
|
|
else if (reset_counter >= 2) {
|
|
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_reset_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Reset the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_reset_morpheus(ips_ha_t * ha)
|
|
{
|
|
int reset_counter;
|
|
uint8_t junk;
|
|
|
|
METHOD_TRACE("ips_reset_morpheus", 1);
|
|
|
|
DEBUG_VAR(1, "(%s%d) ips_reset_morpheus: mem addr: %x, irq: %d",
|
|
ips_name, ha->host_num, ha->mem_addr, ha->irq);
|
|
|
|
reset_counter = 0;
|
|
|
|
while (reset_counter < 2) {
|
|
reset_counter++;
|
|
|
|
writel(0x80000000, ha->mem_ptr + IPS_REG_I960_IDR);
|
|
|
|
/* Delay for 5 Seconds */
|
|
MDELAY(5 * IPS_ONE_SEC);
|
|
|
|
/* Do a PCI config read to wait for adapter */
|
|
pci_read_config_byte(ha->pcidev, 4, &junk);
|
|
|
|
if ((*ha->func.init) (ha))
|
|
break;
|
|
else if (reset_counter >= 2) {
|
|
|
|
return (0);
|
|
}
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_statinit */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize the status queues on the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_statinit(ips_ha_t * ha)
|
|
{
|
|
uint32_t phys_status_start;
|
|
|
|
METHOD_TRACE("ips_statinit", 1);
|
|
|
|
ha->adapt->p_status_start = ha->adapt->status;
|
|
ha->adapt->p_status_end = ha->adapt->status + IPS_MAX_CMDS;
|
|
ha->adapt->p_status_tail = ha->adapt->status;
|
|
|
|
phys_status_start = ha->adapt->hw_status_start;
|
|
outl(cpu_to_le32(phys_status_start), ha->io_addr + IPS_REG_SQSR);
|
|
outl(cpu_to_le32(phys_status_start + IPS_STATUS_Q_SIZE),
|
|
ha->io_addr + IPS_REG_SQER);
|
|
outl(cpu_to_le32(phys_status_start + IPS_STATUS_SIZE),
|
|
ha->io_addr + IPS_REG_SQHR);
|
|
outl(cpu_to_le32(phys_status_start), ha->io_addr + IPS_REG_SQTR);
|
|
|
|
ha->adapt->hw_status_tail = phys_status_start;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_statinit_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Initialize the status queues on the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_statinit_memio(ips_ha_t * ha)
|
|
{
|
|
uint32_t phys_status_start;
|
|
|
|
METHOD_TRACE("ips_statinit_memio", 1);
|
|
|
|
ha->adapt->p_status_start = ha->adapt->status;
|
|
ha->adapt->p_status_end = ha->adapt->status + IPS_MAX_CMDS;
|
|
ha->adapt->p_status_tail = ha->adapt->status;
|
|
|
|
phys_status_start = ha->adapt->hw_status_start;
|
|
writel(phys_status_start, ha->mem_ptr + IPS_REG_SQSR);
|
|
writel(phys_status_start + IPS_STATUS_Q_SIZE,
|
|
ha->mem_ptr + IPS_REG_SQER);
|
|
writel(phys_status_start + IPS_STATUS_SIZE, ha->mem_ptr + IPS_REG_SQHR);
|
|
writel(phys_status_start, ha->mem_ptr + IPS_REG_SQTR);
|
|
|
|
ha->adapt->hw_status_tail = phys_status_start;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_statupd_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove an element from the status queue */
|
|
/* */
|
|
/****************************************************************************/
|
|
static uint32_t
|
|
ips_statupd_copperhead(ips_ha_t * ha)
|
|
{
|
|
METHOD_TRACE("ips_statupd_copperhead", 1);
|
|
|
|
if (ha->adapt->p_status_tail != ha->adapt->p_status_end) {
|
|
ha->adapt->p_status_tail++;
|
|
ha->adapt->hw_status_tail += sizeof (IPS_STATUS);
|
|
} else {
|
|
ha->adapt->p_status_tail = ha->adapt->p_status_start;
|
|
ha->adapt->hw_status_tail = ha->adapt->hw_status_start;
|
|
}
|
|
|
|
outl(cpu_to_le32(ha->adapt->hw_status_tail),
|
|
ha->io_addr + IPS_REG_SQTR);
|
|
|
|
return (ha->adapt->p_status_tail->value);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_statupd_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove an element from the status queue */
|
|
/* */
|
|
/****************************************************************************/
|
|
static uint32_t
|
|
ips_statupd_copperhead_memio(ips_ha_t * ha)
|
|
{
|
|
METHOD_TRACE("ips_statupd_copperhead_memio", 1);
|
|
|
|
if (ha->adapt->p_status_tail != ha->adapt->p_status_end) {
|
|
ha->adapt->p_status_tail++;
|
|
ha->adapt->hw_status_tail += sizeof (IPS_STATUS);
|
|
} else {
|
|
ha->adapt->p_status_tail = ha->adapt->p_status_start;
|
|
ha->adapt->hw_status_tail = ha->adapt->hw_status_start;
|
|
}
|
|
|
|
writel(ha->adapt->hw_status_tail, ha->mem_ptr + IPS_REG_SQTR);
|
|
|
|
return (ha->adapt->p_status_tail->value);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_statupd_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Remove an element from the status queue */
|
|
/* */
|
|
/****************************************************************************/
|
|
static uint32_t
|
|
ips_statupd_morpheus(ips_ha_t * ha)
|
|
{
|
|
uint32_t val;
|
|
|
|
METHOD_TRACE("ips_statupd_morpheus", 1);
|
|
|
|
val = readl(ha->mem_ptr + IPS_REG_I2O_OUTMSGQ);
|
|
|
|
return (val);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_issue_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Send a command down to the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_issue_copperhead(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
uint32_t TimeOut;
|
|
uint32_t val;
|
|
|
|
METHOD_TRACE("ips_issue_copperhead", 1);
|
|
|
|
if (scb->scsi_cmd) {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
|
|
ips_name,
|
|
ha->host_num,
|
|
scb->cdb[0],
|
|
scb->cmd.basic_io.command_id,
|
|
scb->bus, scb->target_id, scb->lun);
|
|
} else {
|
|
DEBUG_VAR(2, KERN_NOTICE "(%s%d) ips_issue: logical cmd id %d",
|
|
ips_name, ha->host_num, scb->cmd.basic_io.command_id);
|
|
}
|
|
|
|
TimeOut = 0;
|
|
|
|
while ((val =
|
|
le32_to_cpu(inl(ha->io_addr + IPS_REG_CCCR))) & IPS_BIT_SEM) {
|
|
udelay(1000);
|
|
|
|
if (++TimeOut >= IPS_SEM_TIMEOUT) {
|
|
if (!(val & IPS_BIT_START_STOP))
|
|
break;
|
|
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"ips_issue val [0x%x].\n", val);
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"ips_issue semaphore chk timeout.\n");
|
|
|
|
return (IPS_FAILURE);
|
|
} /* end if */
|
|
} /* end while */
|
|
|
|
outl(cpu_to_le32(scb->scb_busaddr), ha->io_addr + IPS_REG_CCSAR);
|
|
outw(cpu_to_le32(IPS_BIT_START_CMD), ha->io_addr + IPS_REG_CCCR);
|
|
|
|
return (IPS_SUCCESS);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_issue_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Send a command down to the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_issue_copperhead_memio(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
uint32_t TimeOut;
|
|
uint32_t val;
|
|
|
|
METHOD_TRACE("ips_issue_copperhead_memio", 1);
|
|
|
|
if (scb->scsi_cmd) {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
|
|
ips_name,
|
|
ha->host_num,
|
|
scb->cdb[0],
|
|
scb->cmd.basic_io.command_id,
|
|
scb->bus, scb->target_id, scb->lun);
|
|
} else {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: logical cmd id %d",
|
|
ips_name, ha->host_num, scb->cmd.basic_io.command_id);
|
|
}
|
|
|
|
TimeOut = 0;
|
|
|
|
while ((val = readl(ha->mem_ptr + IPS_REG_CCCR)) & IPS_BIT_SEM) {
|
|
udelay(1000);
|
|
|
|
if (++TimeOut >= IPS_SEM_TIMEOUT) {
|
|
if (!(val & IPS_BIT_START_STOP))
|
|
break;
|
|
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"ips_issue val [0x%x].\n", val);
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"ips_issue semaphore chk timeout.\n");
|
|
|
|
return (IPS_FAILURE);
|
|
} /* end if */
|
|
} /* end while */
|
|
|
|
writel(scb->scb_busaddr, ha->mem_ptr + IPS_REG_CCSAR);
|
|
writel(IPS_BIT_START_CMD, ha->mem_ptr + IPS_REG_CCCR);
|
|
|
|
return (IPS_SUCCESS);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_issue_i2o */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Send a command down to the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_issue_i2o(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
|
|
METHOD_TRACE("ips_issue_i2o", 1);
|
|
|
|
if (scb->scsi_cmd) {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
|
|
ips_name,
|
|
ha->host_num,
|
|
scb->cdb[0],
|
|
scb->cmd.basic_io.command_id,
|
|
scb->bus, scb->target_id, scb->lun);
|
|
} else {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: logical cmd id %d",
|
|
ips_name, ha->host_num, scb->cmd.basic_io.command_id);
|
|
}
|
|
|
|
outl(cpu_to_le32(scb->scb_busaddr), ha->io_addr + IPS_REG_I2O_INMSGQ);
|
|
|
|
return (IPS_SUCCESS);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_issue_i2o_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Send a command down to the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_issue_i2o_memio(ips_ha_t * ha, ips_scb_t * scb)
|
|
{
|
|
|
|
METHOD_TRACE("ips_issue_i2o_memio", 1);
|
|
|
|
if (scb->scsi_cmd) {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: cmd 0x%X id %d (%d %d %d)",
|
|
ips_name,
|
|
ha->host_num,
|
|
scb->cdb[0],
|
|
scb->cmd.basic_io.command_id,
|
|
scb->bus, scb->target_id, scb->lun);
|
|
} else {
|
|
DEBUG_VAR(2, "(%s%d) ips_issue: logical cmd id %d",
|
|
ips_name, ha->host_num, scb->cmd.basic_io.command_id);
|
|
}
|
|
|
|
writel(scb->scb_busaddr, ha->mem_ptr + IPS_REG_I2O_INMSGQ);
|
|
|
|
return (IPS_SUCCESS);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_isintr_copperhead */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Test to see if an interrupt is for us */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_isintr_copperhead(ips_ha_t * ha)
|
|
{
|
|
uint8_t Isr;
|
|
|
|
METHOD_TRACE("ips_isintr_copperhead", 2);
|
|
|
|
Isr = inb(ha->io_addr + IPS_REG_HISR);
|
|
|
|
if (Isr == 0xFF)
|
|
/* ?!?! Nothing really there */
|
|
return (0);
|
|
|
|
if (Isr & IPS_BIT_SCE)
|
|
return (1);
|
|
else if (Isr & (IPS_BIT_SQO | IPS_BIT_GHI)) {
|
|
/* status queue overflow or GHI */
|
|
/* just clear the interrupt */
|
|
outb(Isr, ha->io_addr + IPS_REG_HISR);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_isintr_copperhead_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Test to see if an interrupt is for us */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_isintr_copperhead_memio(ips_ha_t * ha)
|
|
{
|
|
uint8_t Isr;
|
|
|
|
METHOD_TRACE("ips_isintr_memio", 2);
|
|
|
|
Isr = readb(ha->mem_ptr + IPS_REG_HISR);
|
|
|
|
if (Isr == 0xFF)
|
|
/* ?!?! Nothing really there */
|
|
return (0);
|
|
|
|
if (Isr & IPS_BIT_SCE)
|
|
return (1);
|
|
else if (Isr & (IPS_BIT_SQO | IPS_BIT_GHI)) {
|
|
/* status queue overflow or GHI */
|
|
/* just clear the interrupt */
|
|
writeb(Isr, ha->mem_ptr + IPS_REG_HISR);
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_isintr_morpheus */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Test to see if an interrupt is for us */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_isintr_morpheus(ips_ha_t * ha)
|
|
{
|
|
uint32_t Isr;
|
|
|
|
METHOD_TRACE("ips_isintr_morpheus", 2);
|
|
|
|
Isr = readl(ha->mem_ptr + IPS_REG_I2O_HIR);
|
|
|
|
if (Isr & IPS_BIT_I2O_OPQI)
|
|
return (1);
|
|
else
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_wait */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Wait for a command to complete */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_wait(ips_ha_t * ha, int time, int intr)
|
|
{
|
|
int ret;
|
|
int done;
|
|
|
|
METHOD_TRACE("ips_wait", 1);
|
|
|
|
ret = IPS_FAILURE;
|
|
done = FALSE;
|
|
|
|
time *= IPS_ONE_SEC; /* convert seconds */
|
|
|
|
while ((time > 0) && (!done)) {
|
|
if (intr == IPS_INTR_ON) {
|
|
if (ha->waitflag == FALSE) {
|
|
ret = IPS_SUCCESS;
|
|
done = TRUE;
|
|
break;
|
|
}
|
|
} else if (intr == IPS_INTR_IORL) {
|
|
if (ha->waitflag == FALSE) {
|
|
/*
|
|
* controller generated an interrupt to
|
|
* acknowledge completion of the command
|
|
* and ips_intr() has serviced the interrupt.
|
|
*/
|
|
ret = IPS_SUCCESS;
|
|
done = TRUE;
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* NOTE: we already have the io_request_lock so
|
|
* even if we get an interrupt it won't get serviced
|
|
* until after we finish.
|
|
*/
|
|
|
|
(*ha->func.intr) (ha);
|
|
}
|
|
|
|
/* This looks like a very evil loop, but it only does this during start-up */
|
|
udelay(1000);
|
|
time--;
|
|
}
|
|
|
|
return (ret);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_write_driver_status */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Write OS/Driver version to Page 5 of the nvram on the controller */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_write_driver_status(ips_ha_t * ha, int intr)
|
|
{
|
|
METHOD_TRACE("ips_write_driver_status", 1);
|
|
|
|
if (!ips_readwrite_page5(ha, FALSE, intr)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"unable to read NVRAM page 5.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* check to make sure the page has a valid */
|
|
/* signature */
|
|
if (le32_to_cpu(ha->nvram->signature) != IPS_NVRAM_P5_SIG) {
|
|
DEBUG_VAR(1,
|
|
"(%s%d) NVRAM page 5 has an invalid signature: %X.",
|
|
ips_name, ha->host_num, ha->nvram->signature);
|
|
ha->nvram->signature = IPS_NVRAM_P5_SIG;
|
|
}
|
|
|
|
DEBUG_VAR(2,
|
|
"(%s%d) Ad Type: %d, Ad Slot: %d, BIOS: %c%c%c%c %c%c%c%c.",
|
|
ips_name, ha->host_num, le16_to_cpu(ha->nvram->adapter_type),
|
|
ha->nvram->adapter_slot, ha->nvram->bios_high[0],
|
|
ha->nvram->bios_high[1], ha->nvram->bios_high[2],
|
|
ha->nvram->bios_high[3], ha->nvram->bios_low[0],
|
|
ha->nvram->bios_low[1], ha->nvram->bios_low[2],
|
|
ha->nvram->bios_low[3]);
|
|
|
|
ips_get_bios_version(ha, intr);
|
|
|
|
/* change values (as needed) */
|
|
ha->nvram->operating_system = IPS_OS_LINUX;
|
|
ha->nvram->adapter_type = ha->ad_type;
|
|
strncpy((char *) ha->nvram->driver_high, IPS_VERSION_HIGH, 4);
|
|
strncpy((char *) ha->nvram->driver_low, IPS_VERSION_LOW, 4);
|
|
strncpy((char *) ha->nvram->bios_high, ha->bios_version, 4);
|
|
strncpy((char *) ha->nvram->bios_low, ha->bios_version + 4, 4);
|
|
|
|
ha->nvram->versioning = 0; /* Indicate the Driver Does Not Support Versioning */
|
|
|
|
/* now update the page */
|
|
if (!ips_readwrite_page5(ha, TRUE, intr)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"unable to write NVRAM page 5.\n");
|
|
|
|
return (0);
|
|
}
|
|
|
|
/* IF NVRAM Page 5 is OK, Use it for Slot Number Info Because Linux Doesn't Do Slots */
|
|
ha->slot_num = ha->nvram->adapter_slot;
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_read_adapter_status */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Do an Inquiry command to the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_read_adapter_status(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_read_adapter_status", 1);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_ENQUIRY;
|
|
|
|
scb->cmd.basic_io.op_code = IPS_CMD_ENQUIRY;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.basic_io.sg_count = 0;
|
|
scb->cmd.basic_io.lba = 0;
|
|
scb->cmd.basic_io.sector_count = 0;
|
|
scb->cmd.basic_io.log_drv = 0;
|
|
scb->data_len = sizeof (*ha->enq);
|
|
scb->cmd.basic_io.sg_addr = ha->enq_busaddr;
|
|
|
|
/* send command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
|
|
return (0);
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_read_subsystem_parameters */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Read subsystem parameters from the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_read_subsystem_parameters(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_read_subsystem_parameters", 1);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_GET_SUBSYS;
|
|
|
|
scb->cmd.basic_io.op_code = IPS_CMD_GET_SUBSYS;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.basic_io.sg_count = 0;
|
|
scb->cmd.basic_io.lba = 0;
|
|
scb->cmd.basic_io.sector_count = 0;
|
|
scb->cmd.basic_io.log_drv = 0;
|
|
scb->data_len = sizeof (*ha->subsys);
|
|
scb->cmd.basic_io.sg_addr = ha->ioctl_busaddr;
|
|
|
|
/* send command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
|
|
return (0);
|
|
|
|
memcpy(ha->subsys, ha->ioctl_data, sizeof(*ha->subsys));
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_read_config */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Read the configuration on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_read_config(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
int i;
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_read_config", 1);
|
|
|
|
/* set defaults for initiator IDs */
|
|
for (i = 0; i < 4; i++)
|
|
ha->conf->init_id[i] = 7;
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_READ_CONF;
|
|
|
|
scb->cmd.basic_io.op_code = IPS_CMD_READ_CONF;
|
|
scb->cmd.basic_io.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->data_len = sizeof (*ha->conf);
|
|
scb->cmd.basic_io.sg_addr = ha->ioctl_busaddr;
|
|
|
|
/* send command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
|
|
|
|
memset(ha->conf, 0, sizeof (IPS_CONF));
|
|
|
|
/* reset initiator IDs */
|
|
for (i = 0; i < 4; i++)
|
|
ha->conf->init_id[i] = 7;
|
|
|
|
/* Allow Completed with Errors, so JCRM can access the Adapter to fix the problems */
|
|
if ((scb->basic_status & IPS_GSC_STATUS_MASK) ==
|
|
IPS_CMD_CMPLT_WERROR)
|
|
return (1);
|
|
|
|
return (0);
|
|
}
|
|
|
|
memcpy(ha->conf, ha->ioctl_data, sizeof(*ha->conf));
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_readwrite_page5 */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Read nvram page 5 from the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_readwrite_page5(ips_ha_t * ha, int write, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_readwrite_page5", 1);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_RW_NVRAM_PAGE;
|
|
|
|
scb->cmd.nvram.op_code = IPS_CMD_RW_NVRAM_PAGE;
|
|
scb->cmd.nvram.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.nvram.page = 5;
|
|
scb->cmd.nvram.write = write;
|
|
scb->cmd.nvram.reserved = 0;
|
|
scb->cmd.nvram.reserved2 = 0;
|
|
scb->data_len = sizeof (*ha->nvram);
|
|
scb->cmd.nvram.buffer_addr = ha->ioctl_busaddr;
|
|
if (write)
|
|
memcpy(ha->ioctl_data, ha->nvram, sizeof(*ha->nvram));
|
|
|
|
/* issue the command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1)) {
|
|
|
|
memset(ha->nvram, 0, sizeof (IPS_NVRAM_P5));
|
|
|
|
return (0);
|
|
}
|
|
if (!write)
|
|
memcpy(ha->nvram, ha->ioctl_data, sizeof(*ha->nvram));
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_clear_adapter */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* Clear the stripe lock tables */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_clear_adapter(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
int ret;
|
|
|
|
METHOD_TRACE("ips_clear_adapter", 1);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_reset_timeout;
|
|
scb->cdb[0] = IPS_CMD_CONFIG_SYNC;
|
|
|
|
scb->cmd.config_sync.op_code = IPS_CMD_CONFIG_SYNC;
|
|
scb->cmd.config_sync.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.config_sync.channel = 0;
|
|
scb->cmd.config_sync.source_target = IPS_POCL;
|
|
scb->cmd.config_sync.reserved = 0;
|
|
scb->cmd.config_sync.reserved2 = 0;
|
|
scb->cmd.config_sync.reserved3 = 0;
|
|
|
|
/* issue command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_reset_timeout, intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
|
|
return (0);
|
|
|
|
/* send unlock stripe command */
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->cdb[0] = IPS_CMD_ERROR_TABLE;
|
|
scb->timeout = ips_reset_timeout;
|
|
|
|
scb->cmd.unlock_stripe.op_code = IPS_CMD_ERROR_TABLE;
|
|
scb->cmd.unlock_stripe.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.unlock_stripe.log_drv = 0;
|
|
scb->cmd.unlock_stripe.control = IPS_CSL;
|
|
scb->cmd.unlock_stripe.reserved = 0;
|
|
scb->cmd.unlock_stripe.reserved2 = 0;
|
|
scb->cmd.unlock_stripe.reserved3 = 0;
|
|
|
|
/* issue command */
|
|
if (((ret =
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, intr)) == IPS_FAILURE)
|
|
|| (ret == IPS_SUCCESS_IMM)
|
|
|| ((scb->basic_status & IPS_GSC_STATUS_MASK) > 1))
|
|
return (0);
|
|
|
|
return (1);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_ffdc_reset */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* FFDC: write reset info */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_ffdc_reset(ips_ha_t * ha, int intr)
|
|
{
|
|
ips_scb_t *scb;
|
|
|
|
METHOD_TRACE("ips_ffdc_reset", 1);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_FFDC;
|
|
scb->cmd.ffdc.op_code = IPS_CMD_FFDC;
|
|
scb->cmd.ffdc.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.ffdc.reset_count = ha->reset_count;
|
|
scb->cmd.ffdc.reset_type = 0x80;
|
|
|
|
/* convert time to what the card wants */
|
|
ips_fix_ffdc_time(ha, scb, ha->last_ffdc);
|
|
|
|
/* issue command */
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, intr);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_ffdc_time */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* */
|
|
/* FFDC: write time info */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_ffdc_time(ips_ha_t * ha)
|
|
{
|
|
ips_scb_t *scb;
|
|
|
|
METHOD_TRACE("ips_ffdc_time", 1);
|
|
|
|
DEBUG_VAR(1, "(%s%d) Sending time update.", ips_name, ha->host_num);
|
|
|
|
scb = &ha->scbs[ha->max_cmds - 1];
|
|
|
|
ips_init_scb(ha, scb);
|
|
|
|
scb->timeout = ips_cmd_timeout;
|
|
scb->cdb[0] = IPS_CMD_FFDC;
|
|
scb->cmd.ffdc.op_code = IPS_CMD_FFDC;
|
|
scb->cmd.ffdc.command_id = IPS_COMMAND_ID(ha, scb);
|
|
scb->cmd.ffdc.reset_count = 0;
|
|
scb->cmd.ffdc.reset_type = 0;
|
|
|
|
/* convert time to what the card wants */
|
|
ips_fix_ffdc_time(ha, scb, ha->last_ffdc);
|
|
|
|
/* issue command */
|
|
ips_send_wait(ha, scb, ips_cmd_timeout, IPS_FFDC);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_fix_ffdc_time */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Adjust time_t to what the card wants */
|
|
/* */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_fix_ffdc_time(ips_ha_t * ha, ips_scb_t * scb, time_t current_time)
|
|
{
|
|
long days;
|
|
long rem;
|
|
int i;
|
|
int year;
|
|
int yleap;
|
|
int year_lengths[2] = { IPS_DAYS_NORMAL_YEAR, IPS_DAYS_LEAP_YEAR };
|
|
int month_lengths[12][2] = { {31, 31},
|
|
{28, 29},
|
|
{31, 31},
|
|
{30, 30},
|
|
{31, 31},
|
|
{30, 30},
|
|
{31, 31},
|
|
{31, 31},
|
|
{30, 30},
|
|
{31, 31},
|
|
{30, 30},
|
|
{31, 31}
|
|
};
|
|
|
|
METHOD_TRACE("ips_fix_ffdc_time", 1);
|
|
|
|
days = current_time / IPS_SECS_DAY;
|
|
rem = current_time % IPS_SECS_DAY;
|
|
|
|
scb->cmd.ffdc.hour = (rem / IPS_SECS_HOUR);
|
|
rem = rem % IPS_SECS_HOUR;
|
|
scb->cmd.ffdc.minute = (rem / IPS_SECS_MIN);
|
|
scb->cmd.ffdc.second = (rem % IPS_SECS_MIN);
|
|
|
|
year = IPS_EPOCH_YEAR;
|
|
while (days < 0 || days >= year_lengths[yleap = IPS_IS_LEAP_YEAR(year)]) {
|
|
int newy;
|
|
|
|
newy = year + (days / IPS_DAYS_NORMAL_YEAR);
|
|
if (days < 0)
|
|
--newy;
|
|
days -= (newy - year) * IPS_DAYS_NORMAL_YEAR +
|
|
IPS_NUM_LEAP_YEARS_THROUGH(newy - 1) -
|
|
IPS_NUM_LEAP_YEARS_THROUGH(year - 1);
|
|
year = newy;
|
|
}
|
|
|
|
scb->cmd.ffdc.yearH = year / 100;
|
|
scb->cmd.ffdc.yearL = year % 100;
|
|
|
|
for (i = 0; days >= month_lengths[i][yleap]; ++i)
|
|
days -= month_lengths[i][yleap];
|
|
|
|
scb->cmd.ffdc.month = i + 1;
|
|
scb->cmd.ffdc.day = days + 1;
|
|
}
|
|
|
|
/****************************************************************************
|
|
* BIOS Flash Routines *
|
|
****************************************************************************/
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_erase_bios */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Erase the BIOS on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_erase_bios(ips_ha_t * ha)
|
|
{
|
|
int timeout;
|
|
uint8_t status = 0;
|
|
|
|
METHOD_TRACE("ips_erase_bios", 1);
|
|
|
|
status = 0;
|
|
|
|
/* Clear the status register */
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
outb(0x50, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* Erase Setup */
|
|
outb(0x20, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* Erase Confirm */
|
|
outb(0xD0, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* Erase Status */
|
|
outb(0x70, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
timeout = 80000; /* 80 seconds */
|
|
|
|
while (timeout > 0) {
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64) {
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
udelay(25); /* 25 us */
|
|
}
|
|
|
|
status = inb(ha->io_addr + IPS_REG_FLDP);
|
|
|
|
if (status & 0x80)
|
|
break;
|
|
|
|
MDELAY(1);
|
|
timeout--;
|
|
}
|
|
|
|
/* check for timeout */
|
|
if (timeout <= 0) {
|
|
/* timeout */
|
|
|
|
/* try to suspend the erase */
|
|
outb(0xB0, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* wait for 10 seconds */
|
|
timeout = 10000;
|
|
while (timeout > 0) {
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64) {
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
udelay(25); /* 25 us */
|
|
}
|
|
|
|
status = inb(ha->io_addr + IPS_REG_FLDP);
|
|
|
|
if (status & 0xC0)
|
|
break;
|
|
|
|
MDELAY(1);
|
|
timeout--;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/* check for valid VPP */
|
|
if (status & 0x08)
|
|
/* VPP failure */
|
|
return (1);
|
|
|
|
/* check for succesful flash */
|
|
if (status & 0x30)
|
|
/* sequence error */
|
|
return (1);
|
|
|
|
/* Otherwise, we were successful */
|
|
/* clear status */
|
|
outb(0x50, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* enable reads */
|
|
outb(0xFF, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_erase_bios_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Erase the BIOS on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_erase_bios_memio(ips_ha_t * ha)
|
|
{
|
|
int timeout;
|
|
uint8_t status;
|
|
|
|
METHOD_TRACE("ips_erase_bios_memio", 1);
|
|
|
|
status = 0;
|
|
|
|
/* Clear the status register */
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
writeb(0x50, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* Erase Setup */
|
|
writeb(0x20, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* Erase Confirm */
|
|
writeb(0xD0, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* Erase Status */
|
|
writeb(0x70, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
timeout = 80000; /* 80 seconds */
|
|
|
|
while (timeout > 0) {
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64) {
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
udelay(25); /* 25 us */
|
|
}
|
|
|
|
status = readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
|
|
if (status & 0x80)
|
|
break;
|
|
|
|
MDELAY(1);
|
|
timeout--;
|
|
}
|
|
|
|
/* check for timeout */
|
|
if (timeout <= 0) {
|
|
/* timeout */
|
|
|
|
/* try to suspend the erase */
|
|
writeb(0xB0, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* wait for 10 seconds */
|
|
timeout = 10000;
|
|
while (timeout > 0) {
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64) {
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
udelay(25); /* 25 us */
|
|
}
|
|
|
|
status = readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
|
|
if (status & 0xC0)
|
|
break;
|
|
|
|
MDELAY(1);
|
|
timeout--;
|
|
}
|
|
|
|
return (1);
|
|
}
|
|
|
|
/* check for valid VPP */
|
|
if (status & 0x08)
|
|
/* VPP failure */
|
|
return (1);
|
|
|
|
/* check for succesful flash */
|
|
if (status & 0x30)
|
|
/* sequence error */
|
|
return (1);
|
|
|
|
/* Otherwise, we were successful */
|
|
/* clear status */
|
|
writeb(0x50, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* enable reads */
|
|
writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_program_bios */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Program the BIOS on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_program_bios(ips_ha_t * ha, char *buffer, uint32_t buffersize,
|
|
uint32_t offset)
|
|
{
|
|
int i;
|
|
int timeout;
|
|
uint8_t status = 0;
|
|
|
|
METHOD_TRACE("ips_program_bios", 1);
|
|
|
|
status = 0;
|
|
|
|
for (i = 0; i < buffersize; i++) {
|
|
/* write a byte */
|
|
outl(cpu_to_le32(i + offset), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
outb(0x40, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
outb(buffer[i], ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* wait up to one second */
|
|
timeout = 1000;
|
|
while (timeout > 0) {
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64) {
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
udelay(25); /* 25 us */
|
|
}
|
|
|
|
status = inb(ha->io_addr + IPS_REG_FLDP);
|
|
|
|
if (status & 0x80)
|
|
break;
|
|
|
|
MDELAY(1);
|
|
timeout--;
|
|
}
|
|
|
|
if (timeout == 0) {
|
|
/* timeout error */
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
outb(0xFF, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (1);
|
|
}
|
|
|
|
/* check the status */
|
|
if (status & 0x18) {
|
|
/* programming error */
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
outb(0xFF, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (1);
|
|
}
|
|
} /* end for */
|
|
|
|
/* Enable reading */
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
outb(0xFF, ha->io_addr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_program_bios_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Program the BIOS on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_program_bios_memio(ips_ha_t * ha, char *buffer, uint32_t buffersize,
|
|
uint32_t offset)
|
|
{
|
|
int i;
|
|
int timeout;
|
|
uint8_t status = 0;
|
|
|
|
METHOD_TRACE("ips_program_bios_memio", 1);
|
|
|
|
status = 0;
|
|
|
|
for (i = 0; i < buffersize; i++) {
|
|
/* write a byte */
|
|
writel(i + offset, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
writeb(0x40, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
writeb(buffer[i], ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
/* wait up to one second */
|
|
timeout = 1000;
|
|
while (timeout > 0) {
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64) {
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
udelay(25); /* 25 us */
|
|
}
|
|
|
|
status = readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
|
|
if (status & 0x80)
|
|
break;
|
|
|
|
MDELAY(1);
|
|
timeout--;
|
|
}
|
|
|
|
if (timeout == 0) {
|
|
/* timeout error */
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (1);
|
|
}
|
|
|
|
/* check the status */
|
|
if (status & 0x18) {
|
|
/* programming error */
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (1);
|
|
}
|
|
} /* end for */
|
|
|
|
/* Enable reading */
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
writeb(0xFF, ha->mem_ptr + IPS_REG_FLDP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_verify_bios */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Verify the BIOS on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_verify_bios(ips_ha_t * ha, char *buffer, uint32_t buffersize,
|
|
uint32_t offset)
|
|
{
|
|
uint8_t checksum;
|
|
int i;
|
|
|
|
METHOD_TRACE("ips_verify_bios", 1);
|
|
|
|
/* test 1st byte */
|
|
outl(0, ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
if (inb(ha->io_addr + IPS_REG_FLDP) != 0x55)
|
|
return (1);
|
|
|
|
outl(cpu_to_le32(1), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
if (inb(ha->io_addr + IPS_REG_FLDP) != 0xAA)
|
|
return (1);
|
|
|
|
checksum = 0xff;
|
|
for (i = 2; i < buffersize; i++) {
|
|
|
|
outl(cpu_to_le32(i + offset), ha->io_addr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
checksum = (uint8_t) checksum + inb(ha->io_addr + IPS_REG_FLDP);
|
|
}
|
|
|
|
if (checksum != 0)
|
|
/* failure */
|
|
return (1);
|
|
else
|
|
/* success */
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_verify_bios_memio */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Verify the BIOS on the adapter */
|
|
/* */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_verify_bios_memio(ips_ha_t * ha, char *buffer, uint32_t buffersize,
|
|
uint32_t offset)
|
|
{
|
|
uint8_t checksum;
|
|
int i;
|
|
|
|
METHOD_TRACE("ips_verify_bios_memio", 1);
|
|
|
|
/* test 1st byte */
|
|
writel(0, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0x55)
|
|
return (1);
|
|
|
|
writel(1, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
if (readb(ha->mem_ptr + IPS_REG_FLDP) != 0xAA)
|
|
return (1);
|
|
|
|
checksum = 0xff;
|
|
for (i = 2; i < buffersize; i++) {
|
|
|
|
writel(i + offset, ha->mem_ptr + IPS_REG_FLAP);
|
|
if (ha->revision_id == IPS_REVID_TROMBONE64)
|
|
udelay(25); /* 25 us */
|
|
|
|
checksum =
|
|
(uint8_t) checksum + readb(ha->mem_ptr + IPS_REG_FLDP);
|
|
}
|
|
|
|
if (checksum != 0)
|
|
/* failure */
|
|
return (1);
|
|
else
|
|
/* success */
|
|
return (0);
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_abort_init */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* cleanup routine for a failed adapter initialization */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_abort_init(ips_ha_t * ha, int index)
|
|
{
|
|
ha->active = 0;
|
|
ips_free(ha);
|
|
ips_ha[index] = NULL;
|
|
ips_sh[index] = NULL;
|
|
return -1;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_shift_controllers */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* helper function for ordering adapters */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_shift_controllers(int lowindex, int highindex)
|
|
{
|
|
ips_ha_t *ha_sav = ips_ha[highindex];
|
|
struct Scsi_Host *sh_sav = ips_sh[highindex];
|
|
int i;
|
|
|
|
for (i = highindex; i > lowindex; i--) {
|
|
ips_ha[i] = ips_ha[i - 1];
|
|
ips_sh[i] = ips_sh[i - 1];
|
|
ips_ha[i]->host_num = i;
|
|
}
|
|
ha_sav->host_num = lowindex;
|
|
ips_ha[lowindex] = ha_sav;
|
|
ips_sh[lowindex] = sh_sav;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_order_controllers */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* place controllers is the "proper" boot order */
|
|
/****************************************************************************/
|
|
static void
|
|
ips_order_controllers(void)
|
|
{
|
|
int i, j, tmp, position = 0;
|
|
IPS_NVRAM_P5 *nvram;
|
|
if (!ips_ha[0])
|
|
return;
|
|
nvram = ips_ha[0]->nvram;
|
|
|
|
if (nvram->adapter_order[0]) {
|
|
for (i = 1; i <= nvram->adapter_order[0]; i++) {
|
|
for (j = position; j < ips_num_controllers; j++) {
|
|
switch (ips_ha[j]->ad_type) {
|
|
case IPS_ADTYPE_SERVERAID6M:
|
|
case IPS_ADTYPE_SERVERAID7M:
|
|
if (nvram->adapter_order[i] == 'M') {
|
|
ips_shift_controllers(position,
|
|
j);
|
|
position++;
|
|
}
|
|
break;
|
|
case IPS_ADTYPE_SERVERAID4L:
|
|
case IPS_ADTYPE_SERVERAID4M:
|
|
case IPS_ADTYPE_SERVERAID4MX:
|
|
case IPS_ADTYPE_SERVERAID4LX:
|
|
if (nvram->adapter_order[i] == 'N') {
|
|
ips_shift_controllers(position,
|
|
j);
|
|
position++;
|
|
}
|
|
break;
|
|
case IPS_ADTYPE_SERVERAID6I:
|
|
case IPS_ADTYPE_SERVERAID5I2:
|
|
case IPS_ADTYPE_SERVERAID5I1:
|
|
case IPS_ADTYPE_SERVERAID7k:
|
|
if (nvram->adapter_order[i] == 'S') {
|
|
ips_shift_controllers(position,
|
|
j);
|
|
position++;
|
|
}
|
|
break;
|
|
case IPS_ADTYPE_SERVERAID:
|
|
case IPS_ADTYPE_SERVERAID2:
|
|
case IPS_ADTYPE_NAVAJO:
|
|
case IPS_ADTYPE_KIOWA:
|
|
case IPS_ADTYPE_SERVERAID3L:
|
|
case IPS_ADTYPE_SERVERAID3:
|
|
case IPS_ADTYPE_SERVERAID4H:
|
|
if (nvram->adapter_order[i] == 'A') {
|
|
ips_shift_controllers(position,
|
|
j);
|
|
position++;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
/* if adapter_order[0], then ordering is complete */
|
|
return;
|
|
}
|
|
/* old bios, use older ordering */
|
|
tmp = 0;
|
|
for (i = position; i < ips_num_controllers; i++) {
|
|
if (ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID5I2 ||
|
|
ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID5I1) {
|
|
ips_shift_controllers(position, i);
|
|
position++;
|
|
tmp = 1;
|
|
}
|
|
}
|
|
/* if there were no 5I cards, then don't do any extra ordering */
|
|
if (!tmp)
|
|
return;
|
|
for (i = position; i < ips_num_controllers; i++) {
|
|
if (ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4L ||
|
|
ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4M ||
|
|
ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4LX ||
|
|
ips_ha[i]->ad_type == IPS_ADTYPE_SERVERAID4MX) {
|
|
ips_shift_controllers(position, i);
|
|
position++;
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_register_scsi */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* perform any registration and setup with the scsi layer */
|
|
/****************************************************************************/
|
|
static int
|
|
ips_register_scsi(int index)
|
|
{
|
|
struct Scsi_Host *sh;
|
|
ips_ha_t *ha, *oldha = ips_ha[index];
|
|
sh = scsi_host_alloc(&ips_driver_template, sizeof (ips_ha_t));
|
|
if (!sh) {
|
|
IPS_PRINTK(KERN_WARNING, oldha->pcidev,
|
|
"Unable to register controller with SCSI subsystem\n");
|
|
return -1;
|
|
}
|
|
ha = IPS_HA(sh);
|
|
memcpy(ha, oldha, sizeof (ips_ha_t));
|
|
free_irq(oldha->irq, oldha);
|
|
/* Install the interrupt handler with the new ha */
|
|
if (request_irq(ha->irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Unable to install interrupt handler\n");
|
|
scsi_host_put(sh);
|
|
return -1;
|
|
}
|
|
|
|
kfree(oldha);
|
|
ips_sh[index] = sh;
|
|
ips_ha[index] = ha;
|
|
IPS_SCSI_SET_DEVICE(sh, ha);
|
|
|
|
/* Store away needed values for later use */
|
|
sh->io_port = ha->io_addr;
|
|
sh->n_io_port = ha->io_addr ? 255 : 0;
|
|
sh->unique_id = (ha->io_addr) ? ha->io_addr : ha->mem_addr;
|
|
sh->irq = ha->irq;
|
|
sh->sg_tablesize = sh->hostt->sg_tablesize;
|
|
sh->can_queue = sh->hostt->can_queue;
|
|
sh->cmd_per_lun = sh->hostt->cmd_per_lun;
|
|
sh->unchecked_isa_dma = sh->hostt->unchecked_isa_dma;
|
|
sh->use_clustering = sh->hostt->use_clustering;
|
|
|
|
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,7)
|
|
sh->max_sectors = 128;
|
|
#endif
|
|
|
|
sh->max_id = ha->ntargets;
|
|
sh->max_lun = ha->nlun;
|
|
sh->max_channel = ha->nbus - 1;
|
|
sh->can_queue = ha->max_cmds - 1;
|
|
|
|
IPS_ADD_HOST(sh, NULL);
|
|
return 0;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
/* Routine Name: ips_remove_device */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Remove one Adapter ( Hot Plugging ) */
|
|
/*---------------------------------------------------------------------------*/
|
|
static void __devexit
|
|
ips_remove_device(struct pci_dev *pci_dev)
|
|
{
|
|
int i;
|
|
struct Scsi_Host *sh;
|
|
ips_ha_t *ha;
|
|
|
|
for (i = 0; i < IPS_MAX_ADAPTERS; i++) {
|
|
ha = ips_ha[i];
|
|
if (ha) {
|
|
if ((pci_dev->bus->number == ha->pcidev->bus->number) &&
|
|
(pci_dev->devfn == ha->pcidev->devfn)) {
|
|
sh = ips_sh[i];
|
|
ips_release(sh);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_module_init */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* function called on module load */
|
|
/****************************************************************************/
|
|
static int __init
|
|
ips_module_init(void)
|
|
{
|
|
if (pci_module_init(&ips_pci_driver) < 0)
|
|
return -ENODEV;
|
|
ips_driver_template.module = THIS_MODULE;
|
|
ips_order_controllers();
|
|
if (IPS_REGISTER_HOSTS(&ips_driver_template)) {
|
|
pci_unregister_driver(&ips_pci_driver);
|
|
return -ENODEV;
|
|
}
|
|
register_reboot_notifier(&ips_notifier);
|
|
return 0;
|
|
}
|
|
|
|
/****************************************************************************/
|
|
/* */
|
|
/* Routine Name: ips_module_exit */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* function called on module unload */
|
|
/****************************************************************************/
|
|
static void __exit
|
|
ips_module_exit(void)
|
|
{
|
|
IPS_UNREGISTER_HOSTS(&ips_driver_template);
|
|
pci_unregister_driver(&ips_pci_driver);
|
|
unregister_reboot_notifier(&ips_notifier);
|
|
}
|
|
|
|
module_init(ips_module_init);
|
|
module_exit(ips_module_exit);
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
/* Routine Name: ips_insert_device */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Add One Adapter ( Hot Plug ) */
|
|
/* */
|
|
/* Return Value: */
|
|
/* 0 if Successful, else non-zero */
|
|
/*---------------------------------------------------------------------------*/
|
|
static int __devinit
|
|
ips_insert_device(struct pci_dev *pci_dev, const struct pci_device_id *ent)
|
|
{
|
|
int index;
|
|
int rc;
|
|
|
|
METHOD_TRACE("ips_insert_device", 1);
|
|
if (pci_enable_device(pci_dev))
|
|
return -1;
|
|
|
|
rc = ips_init_phase1(pci_dev, &index);
|
|
if (rc == SUCCESS)
|
|
rc = ips_init_phase2(index);
|
|
|
|
if (ips_hotplug)
|
|
if (ips_register_scsi(index)) {
|
|
ips_free(ips_ha[index]);
|
|
rc = -1;
|
|
}
|
|
|
|
if (rc == SUCCESS)
|
|
ips_num_controllers++;
|
|
|
|
ips_next_controller = ips_num_controllers;
|
|
return rc;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
/* Routine Name: ips_init_phase1 */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Adapter Initialization */
|
|
/* */
|
|
/* Return Value: */
|
|
/* 0 if Successful, else non-zero */
|
|
/*---------------------------------------------------------------------------*/
|
|
static int
|
|
ips_init_phase1(struct pci_dev *pci_dev, int *indexPtr)
|
|
{
|
|
ips_ha_t *ha;
|
|
uint32_t io_addr;
|
|
uint32_t mem_addr;
|
|
uint32_t io_len;
|
|
uint32_t mem_len;
|
|
uint8_t revision_id;
|
|
uint8_t bus;
|
|
uint8_t func;
|
|
uint8_t irq;
|
|
uint16_t subdevice_id;
|
|
int j;
|
|
int index;
|
|
dma_addr_t dma_address;
|
|
char __iomem *ioremap_ptr;
|
|
char __iomem *mem_ptr;
|
|
uint32_t IsDead;
|
|
|
|
METHOD_TRACE("ips_init_phase1", 1);
|
|
index = IPS_MAX_ADAPTERS;
|
|
for (j = 0; j < IPS_MAX_ADAPTERS; j++) {
|
|
if (ips_ha[j] == 0) {
|
|
index = j;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (index >= IPS_MAX_ADAPTERS)
|
|
return -1;
|
|
|
|
/* stuff that we get in dev */
|
|
irq = pci_dev->irq;
|
|
bus = pci_dev->bus->number;
|
|
func = pci_dev->devfn;
|
|
|
|
/* Init MEM/IO addresses to 0 */
|
|
mem_addr = 0;
|
|
io_addr = 0;
|
|
mem_len = 0;
|
|
io_len = 0;
|
|
|
|
for (j = 0; j < 2; j++) {
|
|
if (!pci_resource_start(pci_dev, j))
|
|
break;
|
|
|
|
if (pci_resource_flags(pci_dev, j) & IORESOURCE_IO) {
|
|
io_addr = pci_resource_start(pci_dev, j);
|
|
io_len = pci_resource_len(pci_dev, j);
|
|
} else {
|
|
mem_addr = pci_resource_start(pci_dev, j);
|
|
mem_len = pci_resource_len(pci_dev, j);
|
|
}
|
|
}
|
|
|
|
/* setup memory mapped area (if applicable) */
|
|
if (mem_addr) {
|
|
uint32_t base;
|
|
uint32_t offs;
|
|
|
|
if (!request_mem_region(mem_addr, mem_len, "ips")) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Couldn't allocate IO Memory space %x len %d.\n",
|
|
mem_addr, mem_len);
|
|
return -1;
|
|
}
|
|
|
|
base = mem_addr & PAGE_MASK;
|
|
offs = mem_addr - base;
|
|
ioremap_ptr = ioremap(base, PAGE_SIZE);
|
|
mem_ptr = ioremap_ptr + offs;
|
|
} else {
|
|
ioremap_ptr = NULL;
|
|
mem_ptr = NULL;
|
|
}
|
|
|
|
/* setup I/O mapped area (if applicable) */
|
|
if (io_addr) {
|
|
if (!request_region(io_addr, io_len, "ips")) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Couldn't allocate IO space %x len %d.\n",
|
|
io_addr, io_len);
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
/* get the revision ID */
|
|
if (pci_read_config_byte(pci_dev, PCI_REVISION_ID, &revision_id)) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev, "Can't get revision id.\n");
|
|
return -1;
|
|
}
|
|
|
|
subdevice_id = pci_dev->subsystem_device;
|
|
|
|
/* found a controller */
|
|
ha = kmalloc(sizeof (ips_ha_t), GFP_KERNEL);
|
|
if (ha == NULL) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate temporary ha struct\n");
|
|
return -1;
|
|
}
|
|
|
|
memset(ha, 0, sizeof (ips_ha_t));
|
|
|
|
ips_sh[index] = NULL;
|
|
ips_ha[index] = ha;
|
|
ha->active = 1;
|
|
|
|
/* Store info in HA structure */
|
|
ha->irq = irq;
|
|
ha->io_addr = io_addr;
|
|
ha->io_len = io_len;
|
|
ha->mem_addr = mem_addr;
|
|
ha->mem_len = mem_len;
|
|
ha->mem_ptr = mem_ptr;
|
|
ha->ioremap_ptr = ioremap_ptr;
|
|
ha->host_num = (uint32_t) index;
|
|
ha->revision_id = revision_id;
|
|
ha->slot_num = PCI_SLOT(pci_dev->devfn);
|
|
ha->device_id = pci_dev->device;
|
|
ha->subdevice_id = subdevice_id;
|
|
ha->pcidev = pci_dev;
|
|
|
|
/*
|
|
* Set the pci_dev's dma_mask. Not all adapters support 64bit
|
|
* addressing so don't enable it if the adapter can't support
|
|
* it! Also, don't use 64bit addressing if dma addresses
|
|
* are guaranteed to be < 4G.
|
|
*/
|
|
if (IPS_ENABLE_DMA64 && IPS_HAS_ENH_SGLIST(ha) &&
|
|
!pci_set_dma_mask(ha->pcidev, 0xffffffffffffffffULL)) {
|
|
(ha)->flags |= IPS_HA_ENH_SG;
|
|
} else {
|
|
if (pci_set_dma_mask(ha->pcidev, 0xffffffffULL) != 0) {
|
|
printk(KERN_WARNING "Unable to set DMA Mask\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
}
|
|
if(ips_cd_boot && !ips_FlashData){
|
|
ips_FlashData = pci_alloc_consistent(pci_dev, PAGE_SIZE << 7,
|
|
&ips_flashbusaddr);
|
|
}
|
|
|
|
ha->enq = pci_alloc_consistent(pci_dev, sizeof (IPS_ENQ),
|
|
&ha->enq_busaddr);
|
|
if (!ha->enq) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate host inquiry structure\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
ha->adapt = pci_alloc_consistent(pci_dev, sizeof (IPS_ADAPTER) +
|
|
sizeof (IPS_IO_CMD), &dma_address);
|
|
if (!ha->adapt) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate host adapt & dummy structures\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
ha->adapt->hw_status_start = dma_address;
|
|
ha->dummy = (void *) (ha->adapt + 1);
|
|
|
|
|
|
|
|
ha->logical_drive_info = pci_alloc_consistent(pci_dev, sizeof (IPS_LD_INFO), &dma_address);
|
|
if (!ha->logical_drive_info) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate logical drive info structure\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
ha->logical_drive_info_dma_addr = dma_address;
|
|
|
|
|
|
ha->conf = kmalloc(sizeof (IPS_CONF), GFP_KERNEL);
|
|
|
|
if (!ha->conf) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate host conf structure\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
ha->nvram = kmalloc(sizeof (IPS_NVRAM_P5), GFP_KERNEL);
|
|
|
|
if (!ha->nvram) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate host NVRAM structure\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
ha->subsys = kmalloc(sizeof (IPS_SUBSYS), GFP_KERNEL);
|
|
|
|
if (!ha->subsys) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate host subsystem structure\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
/* the ioctl buffer is now used during adapter initialization, so its
|
|
* successful allocation is now required */
|
|
if (ips_ioctlsize < PAGE_SIZE)
|
|
ips_ioctlsize = PAGE_SIZE;
|
|
|
|
ha->ioctl_data = pci_alloc_consistent(pci_dev, ips_ioctlsize,
|
|
&ha->ioctl_busaddr);
|
|
ha->ioctl_len = ips_ioctlsize;
|
|
if (!ha->ioctl_data) {
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to allocate IOCTL data\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
/*
|
|
* Setup Functions
|
|
*/
|
|
ips_setup_funclist(ha);
|
|
|
|
if ((IPS_IS_MORPHEUS(ha)) || (IPS_IS_MARCO(ha))) {
|
|
/* If Morpheus appears dead, reset it */
|
|
IsDead = readl(ha->mem_ptr + IPS_REG_I960_MSG1);
|
|
if (IsDead == 0xDEADBEEF) {
|
|
ips_reset_morpheus(ha);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Initialize the card if it isn't already
|
|
*/
|
|
|
|
if (!(*ha->func.isinit) (ha)) {
|
|
if (!(*ha->func.init) (ha)) {
|
|
/*
|
|
* Initialization failed
|
|
*/
|
|
IPS_PRINTK(KERN_WARNING, pci_dev,
|
|
"Unable to initialize controller\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
}
|
|
|
|
*indexPtr = index;
|
|
return SUCCESS;
|
|
}
|
|
|
|
/*---------------------------------------------------------------------------*/
|
|
/* Routine Name: ips_init_phase2 */
|
|
/* */
|
|
/* Routine Description: */
|
|
/* Adapter Initialization Phase 2 */
|
|
/* */
|
|
/* Return Value: */
|
|
/* 0 if Successful, else non-zero */
|
|
/*---------------------------------------------------------------------------*/
|
|
static int
|
|
ips_init_phase2(int index)
|
|
{
|
|
ips_ha_t *ha;
|
|
|
|
ha = ips_ha[index];
|
|
|
|
METHOD_TRACE("ips_init_phase2", 1);
|
|
if (!ha->active) {
|
|
ips_ha[index] = NULL;
|
|
return -1;
|
|
}
|
|
|
|
/* Install the interrupt handler */
|
|
if (request_irq(ha->irq, do_ipsintr, SA_SHIRQ, ips_name, ha)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Unable to install interrupt handler\n");
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
/*
|
|
* Allocate a temporary SCB for initialization
|
|
*/
|
|
ha->max_cmds = 1;
|
|
if (!ips_allocatescbs(ha)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Unable to allocate a CCB\n");
|
|
free_irq(ha->irq, ha);
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
if (!ips_hainit(ha)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Unable to initialize controller\n");
|
|
free_irq(ha->irq, ha);
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
/* Free the temporary SCB */
|
|
ips_deallocatescbs(ha, 1);
|
|
|
|
/* allocate CCBs */
|
|
if (!ips_allocatescbs(ha)) {
|
|
IPS_PRINTK(KERN_WARNING, ha->pcidev,
|
|
"Unable to allocate CCBs\n");
|
|
free_irq(ha->irq, ha);
|
|
return ips_abort_init(ha, index);
|
|
}
|
|
|
|
return SUCCESS;
|
|
}
|
|
|
|
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,9)
|
|
MODULE_LICENSE("GPL");
|
|
#endif
|
|
|
|
MODULE_DESCRIPTION("IBM ServeRAID Adapter Driver " IPS_VER_STRING);
|
|
|
|
#ifdef MODULE_VERSION
|
|
MODULE_VERSION(IPS_VER_STRING);
|
|
#endif
|
|
|
|
|
|
/*
|
|
* Overrides for Emacs so that we almost follow Linus's tabbing style.
|
|
* Emacs will notice this stuff at the end of the file and automatically
|
|
* adjust the settings for this buffer only. This must remain at the end
|
|
* of the file.
|
|
* ---------------------------------------------------------------------------
|
|
* Local variables:
|
|
* c-indent-level: 2
|
|
* c-brace-imaginary-offset: 0
|
|
* c-brace-offset: -2
|
|
* c-argdecl-indent: 2
|
|
* c-label-offset: -2
|
|
* c-continued-statement-offset: 2
|
|
* c-continued-brace-offset: 0
|
|
* indent-tabs-mode: nil
|
|
* tab-width: 8
|
|
* End:
|
|
*/
|