mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-22 09:22:37 +00:00
235 lines
7.8 KiB
C
235 lines
7.8 KiB
C
/*
|
|
*
|
|
* Linux MegaRAID device driver
|
|
*
|
|
* Copyright (c) 2003-2004 LSI Logic Corporation.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version
|
|
* 2 of the License, or (at your option) any later version.
|
|
*
|
|
* FILE : megaraid_mbox.h
|
|
*/
|
|
|
|
#ifndef _MEGARAID_H_
|
|
#define _MEGARAID_H_
|
|
|
|
|
|
#include "mega_common.h"
|
|
#include "mbox_defs.h"
|
|
#include "megaraid_ioctl.h"
|
|
|
|
|
|
#define MEGARAID_VERSION "2.20.4.7"
|
|
#define MEGARAID_EXT_VERSION "(Release Date: Mon Nov 14 12:27:22 EST 2005)"
|
|
|
|
|
|
/*
|
|
* Define some PCI values here until they are put in the kernel
|
|
*/
|
|
#define PCI_DEVICE_ID_PERC4_DI_DISCOVERY 0x000E
|
|
#define PCI_SUBSYS_ID_PERC4_DI_DISCOVERY 0x0123
|
|
|
|
#define PCI_DEVICE_ID_PERC4_SC 0x1960
|
|
#define PCI_SUBSYS_ID_PERC4_SC 0x0520
|
|
|
|
#define PCI_DEVICE_ID_PERC4_DC 0x1960
|
|
#define PCI_SUBSYS_ID_PERC4_DC 0x0518
|
|
|
|
#define PCI_DEVICE_ID_VERDE 0x0407
|
|
|
|
#define PCI_DEVICE_ID_PERC4_DI_EVERGLADES 0x000F
|
|
#define PCI_SUBSYS_ID_PERC4_DI_EVERGLADES 0x014A
|
|
|
|
#define PCI_DEVICE_ID_PERC4E_SI_BIGBEND 0x0013
|
|
#define PCI_SUBSYS_ID_PERC4E_SI_BIGBEND 0x016c
|
|
|
|
#define PCI_DEVICE_ID_PERC4E_DI_KOBUK 0x0013
|
|
#define PCI_SUBSYS_ID_PERC4E_DI_KOBUK 0x016d
|
|
|
|
#define PCI_DEVICE_ID_PERC4E_DI_CORVETTE 0x0013
|
|
#define PCI_SUBSYS_ID_PERC4E_DI_CORVETTE 0x016e
|
|
|
|
#define PCI_DEVICE_ID_PERC4E_DI_EXPEDITION 0x0013
|
|
#define PCI_SUBSYS_ID_PERC4E_DI_EXPEDITION 0x016f
|
|
|
|
#define PCI_DEVICE_ID_PERC4E_DI_GUADALUPE 0x0013
|
|
#define PCI_SUBSYS_ID_PERC4E_DI_GUADALUPE 0x0170
|
|
|
|
#define PCI_DEVICE_ID_DOBSON 0x0408
|
|
|
|
#define PCI_DEVICE_ID_MEGARAID_SCSI_320_0 0x1960
|
|
#define PCI_SUBSYS_ID_MEGARAID_SCSI_320_0 0xA520
|
|
|
|
#define PCI_DEVICE_ID_MEGARAID_SCSI_320_1 0x1960
|
|
#define PCI_SUBSYS_ID_MEGARAID_SCSI_320_1 0x0520
|
|
|
|
#define PCI_DEVICE_ID_MEGARAID_SCSI_320_2 0x1960
|
|
#define PCI_SUBSYS_ID_MEGARAID_SCSI_320_2 0x0518
|
|
|
|
#define PCI_DEVICE_ID_MEGARAID_I4_133_RAID 0x1960
|
|
#define PCI_SUBSYS_ID_MEGARAID_I4_133_RAID 0x0522
|
|
|
|
#define PCI_DEVICE_ID_MEGARAID_SATA_150_4 0x1960
|
|
#define PCI_SUBSYS_ID_MEGARAID_SATA_150_4 0x4523
|
|
|
|
#define PCI_DEVICE_ID_MEGARAID_SATA_150_6 0x1960
|
|
#define PCI_SUBSYS_ID_MEGARAID_SATA_150_6 0x0523
|
|
|
|
#define PCI_DEVICE_ID_LINDSAY 0x0409
|
|
|
|
#define PCI_DEVICE_ID_INTEL_RAID_SRCS16 0x1960
|
|
#define PCI_SUBSYS_ID_INTEL_RAID_SRCS16 0x0523
|
|
|
|
#define PCI_DEVICE_ID_INTEL_RAID_SRCU41L_LAKE_SHETEK 0x1960
|
|
#define PCI_SUBSYS_ID_INTEL_RAID_SRCU41L_LAKE_SHETEK 0x0520
|
|
|
|
#define PCI_SUBSYS_ID_PERC3_QC 0x0471
|
|
#define PCI_SUBSYS_ID_PERC3_DC 0x0493
|
|
#define PCI_SUBSYS_ID_PERC3_SC 0x0475
|
|
|
|
|
|
#define MBOX_MAX_SCSI_CMDS 128 // number of cmds reserved for kernel
|
|
#define MBOX_MAX_USER_CMDS 32 // number of cmds for applications
|
|
#define MBOX_DEF_CMD_PER_LUN 64 // default commands per lun
|
|
#define MBOX_DEFAULT_SG_SIZE 26 // default sg size supported by all fw
|
|
#define MBOX_MAX_SG_SIZE 32 // maximum scatter-gather list size
|
|
#define MBOX_MAX_SECTORS 128 // maximum sectors per IO
|
|
#define MBOX_TIMEOUT 30 // timeout value for internal cmds
|
|
#define MBOX_BUSY_WAIT 10 // max usec to wait for busy mailbox
|
|
#define MBOX_RESET_WAIT 180 // wait these many seconds in reset
|
|
#define MBOX_RESET_EXT_WAIT 120 // extended wait reset
|
|
|
|
/*
|
|
* maximum transfer that can happen through the firmware commands issued
|
|
* internnaly from the driver.
|
|
*/
|
|
#define MBOX_IBUF_SIZE 4096
|
|
|
|
|
|
/**
|
|
* mbox_ccb_t - command control block specific to mailbox based controllers
|
|
* @raw_mbox : raw mailbox pointer
|
|
* @mbox : mailbox
|
|
* @mbox64 : extended mailbox
|
|
* @mbox_dma_h : maibox dma address
|
|
* @sgl64 : 64-bit scatter-gather list
|
|
* @sgl32 : 32-bit scatter-gather list
|
|
* @sgl_dma_h : dma handle for the scatter-gather list
|
|
* @pthru : passthru structure
|
|
* @pthru_dma_h : dma handle for the passthru structure
|
|
* @epthru : extended passthru structure
|
|
* @epthru_dma_h : dma handle for extended passthru structure
|
|
* @buf_dma_h : dma handle for buffers w/o sg list
|
|
*
|
|
* command control block specific to the mailbox based controllers
|
|
*/
|
|
typedef struct {
|
|
uint8_t *raw_mbox;
|
|
mbox_t *mbox;
|
|
mbox64_t *mbox64;
|
|
dma_addr_t mbox_dma_h;
|
|
mbox_sgl64 *sgl64;
|
|
mbox_sgl32 *sgl32;
|
|
dma_addr_t sgl_dma_h;
|
|
mraid_passthru_t *pthru;
|
|
dma_addr_t pthru_dma_h;
|
|
mraid_epassthru_t *epthru;
|
|
dma_addr_t epthru_dma_h;
|
|
dma_addr_t buf_dma_h;
|
|
} mbox_ccb_t;
|
|
|
|
|
|
/**
|
|
* mraid_device_t - adapter soft state structure for mailbox controllers
|
|
* @param una_mbox64 : 64-bit mbox - unaligned
|
|
* @param una_mbox64_dma : mbox dma addr - unaligned
|
|
* @param mbox : 32-bit mbox - aligned
|
|
* @param mbox64 : 64-bit mbox - aligned
|
|
* @param mbox_dma : mbox dma addr - aligned
|
|
* @param mailbox_lock : exclusion lock for the mailbox
|
|
* @param baseport : base port of hba memory
|
|
* @param baseaddr : mapped addr of hba memory
|
|
* @param mbox_pool : pool of mailboxes
|
|
* @param mbox_pool_handle : handle for the mailbox pool memory
|
|
* @param epthru_pool : a pool for extended passthru commands
|
|
* @param epthru_pool_handle : handle to the pool above
|
|
* @param sg_pool : pool of scatter-gather lists for this driver
|
|
* @param sg_pool_handle : handle to the pool above
|
|
* @param ccb_list : list of our command control blocks
|
|
* @param uccb_list : list of cmd control blocks for mgmt module
|
|
* @param umbox64 : array of mailbox for user commands (cmm)
|
|
* @param pdrv_state : array for state of each physical drive.
|
|
* @param last_disp : flag used to show device scanning
|
|
* @param hw_error : set if FW not responding
|
|
* @param fast_load : If set, skip physical device scanning
|
|
* @channel_class : channel class, RAID or SCSI
|
|
* @sysfs_sem : semaphore to serialize access to sysfs res.
|
|
* @sysfs_uioc : management packet to issue FW calls from sysfs
|
|
* @sysfs_mbox64 : mailbox packet to issue FW calls from sysfs
|
|
* @sysfs_buffer : data buffer for FW commands issued from sysfs
|
|
* @sysfs_buffer_dma : DMA buffer for FW commands issued from sysfs
|
|
* @sysfs_wait_q : wait queue for sysfs operations
|
|
* @random_del_supported : set if the random deletion is supported
|
|
* @curr_ldmap : current LDID map
|
|
*
|
|
* Initialization structure for mailbox controllers: memory based and IO based
|
|
* All the fields in this structure are LLD specific and may be discovered at
|
|
* init() or start() time.
|
|
*
|
|
* NOTE: The fields of this structures are placed to minimize cache misses
|
|
*/
|
|
#define MAX_LD_EXTENDED64 64
|
|
typedef struct {
|
|
mbox64_t *una_mbox64;
|
|
dma_addr_t una_mbox64_dma;
|
|
mbox_t *mbox;
|
|
mbox64_t *mbox64;
|
|
dma_addr_t mbox_dma;
|
|
spinlock_t mailbox_lock;
|
|
unsigned long baseport;
|
|
void __iomem * baseaddr;
|
|
struct mraid_pci_blk mbox_pool[MBOX_MAX_SCSI_CMDS];
|
|
struct dma_pool *mbox_pool_handle;
|
|
struct mraid_pci_blk epthru_pool[MBOX_MAX_SCSI_CMDS];
|
|
struct dma_pool *epthru_pool_handle;
|
|
struct mraid_pci_blk sg_pool[MBOX_MAX_SCSI_CMDS];
|
|
struct dma_pool *sg_pool_handle;
|
|
mbox_ccb_t ccb_list[MBOX_MAX_SCSI_CMDS];
|
|
mbox_ccb_t uccb_list[MBOX_MAX_USER_CMDS];
|
|
mbox64_t umbox64[MBOX_MAX_USER_CMDS];
|
|
|
|
uint8_t pdrv_state[MBOX_MAX_PHYSICAL_DRIVES];
|
|
uint32_t last_disp;
|
|
int hw_error;
|
|
int fast_load;
|
|
uint8_t channel_class;
|
|
struct semaphore sysfs_sem;
|
|
uioc_t *sysfs_uioc;
|
|
mbox64_t *sysfs_mbox64;
|
|
caddr_t sysfs_buffer;
|
|
dma_addr_t sysfs_buffer_dma;
|
|
wait_queue_head_t sysfs_wait_q;
|
|
int random_del_supported;
|
|
uint16_t curr_ldmap[MAX_LD_EXTENDED64];
|
|
} mraid_device_t;
|
|
|
|
// route to raid device from adapter
|
|
#define ADAP2RAIDDEV(adp) ((mraid_device_t *)((adp)->raid_device))
|
|
|
|
#define MAILBOX_LOCK(rdev) (&(rdev)->mailbox_lock)
|
|
|
|
// Find out if this channel is a RAID or SCSI
|
|
#define IS_RAID_CH(rdev, ch) (((rdev)->channel_class >> (ch)) & 0x01)
|
|
|
|
|
|
#define RDINDOOR(rdev) readl((rdev)->baseaddr + 0x20)
|
|
#define RDOUTDOOR(rdev) readl((rdev)->baseaddr + 0x2C)
|
|
#define WRINDOOR(rdev, value) writel(value, (rdev)->baseaddr + 0x20)
|
|
#define WROUTDOOR(rdev, value) writel(value, (rdev)->baseaddr + 0x2C)
|
|
|
|
#endif // _MEGARAID_H_
|
|
|
|
// vim: set ts=8 sw=8 tw=78:
|