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xemu/hw/sh7750_regs.h
Stefan Weil 64c7b9d8e0 Fix typos in comments (accessable -> accessible, priveleged -> privileged) 
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
2011-05-08 10:02:16 +01:00

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/*
* SH-7750 memory-mapped registers
* This file based on information provided in the following document:
* "Hitachi SuperH (tm) RISC engine. SH7750 Series (SH7750, SH7750S)
* Hardware Manual"
* Document Number ADE-602-124C, Rev. 4.0, 4/21/00, Hitachi Ltd.
*
* Copyright (C) 2001 OKTET Ltd., St.-Petersburg, Russia
* Author: Alexandra Kossovsky <sasha@oktet.ru>
* Victor V. Vengerov <vvv@oktet.ru>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*
* @(#) sh7750_regs.h,v 1.2.4.1 2003/09/04 18:46:00 joel Exp
*/
#ifndef __SH7750_REGS_H__
#define __SH7750_REGS_H__
/*
* All register has 2 addresses: in 0xff000000 - 0xffffffff (P4 address) and
* in 0x1f000000 - 0x1fffffff (area 7 address)
*/
#define SH7750_P4_BASE 0xff000000 /* Accessible only in
privileged mode */
#define SH7750_A7_BASE 0x1f000000 /* Accessible only using TLB */
#define SH7750_P4_REG32(ofs) (SH7750_P4_BASE + (ofs))
#define SH7750_A7_REG32(ofs) (SH7750_A7_BASE + (ofs))
/*
* MMU Registers
*/
/* Page Table Entry High register - PTEH */
#define SH7750_PTEH_REGOFS 0x000000 /* offset */
#define SH7750_PTEH SH7750_P4_REG32(SH7750_PTEH_REGOFS)
#define SH7750_PTEH_A7 SH7750_A7_REG32(SH7750_PTEH_REGOFS)
#define SH7750_PTEH_VPN 0xfffffd00 /* Virtual page number */
#define SH7750_PTEH_VPN_S 10
#define SH7750_PTEH_ASID 0x000000ff /* Address space identifier */
#define SH7750_PTEH_ASID_S 0
/* Page Table Entry Low register - PTEL */
#define SH7750_PTEL_REGOFS 0x000004 /* offset */
#define SH7750_PTEL SH7750_P4_REG32(SH7750_PTEL_REGOFS)
#define SH7750_PTEL_A7 SH7750_A7_REG32(SH7750_PTEL_REGOFS)
#define SH7750_PTEL_PPN 0x1ffffc00 /* Physical page number */
#define SH7750_PTEL_PPN_S 10
#define SH7750_PTEL_V 0x00000100 /* Validity (0-entry is invalid) */
#define SH7750_PTEL_SZ1 0x00000080 /* Page size bit 1 */
#define SH7750_PTEL_SZ0 0x00000010 /* Page size bit 0 */
#define SH7750_PTEL_SZ_1KB 0x00000000 /* 1-kbyte page */
#define SH7750_PTEL_SZ_4KB 0x00000010 /* 4-kbyte page */
#define SH7750_PTEL_SZ_64KB 0x00000080 /* 64-kbyte page */
#define SH7750_PTEL_SZ_1MB 0x00000090 /* 1-Mbyte page */
#define SH7750_PTEL_PR 0x00000060 /* Protection Key Data */
#define SH7750_PTEL_PR_ROPO 0x00000000 /* read-only in priv mode */
#define SH7750_PTEL_PR_RWPO 0x00000020 /* read-write in priv mode */
#define SH7750_PTEL_PR_ROPU 0x00000040 /* read-only in priv or user mode */
#define SH7750_PTEL_PR_RWPU 0x00000060 /* read-write in priv or user mode */
#define SH7750_PTEL_C 0x00000008 /* Cacheability
(0 - page not cacheable) */
#define SH7750_PTEL_D 0x00000004 /* Dirty bit (1 - write has been
performed to a page) */
#define SH7750_PTEL_SH 0x00000002 /* Share Status bit (1 - page are
shared by processes) */
#define SH7750_PTEL_WT 0x00000001 /* Write-through bit, specifies the
cache write mode:
0 - Copy-back mode
1 - Write-through mode */
/* Page Table Entry Assistance register - PTEA */
#define SH7750_PTEA_REGOFS 0x000034 /* offset */
#define SH7750_PTEA SH7750_P4_REG32(SH7750_PTEA_REGOFS)
#define SH7750_PTEA_A7 SH7750_A7_REG32(SH7750_PTEA_REGOFS)
#define SH7750_PTEA_TC 0x00000008 /* Timing Control bit
0 - use area 5 wait states
1 - use area 6 wait states */
#define SH7750_PTEA_SA 0x00000007 /* Space Attribute bits: */
#define SH7750_PTEA_SA_UNDEF 0x00000000 /* 0 - undefined */
#define SH7750_PTEA_SA_IOVAR 0x00000001 /* 1 - variable-size I/O space */
#define SH7750_PTEA_SA_IO8 0x00000002 /* 2 - 8-bit I/O space */
#define SH7750_PTEA_SA_IO16 0x00000003 /* 3 - 16-bit I/O space */
#define SH7750_PTEA_SA_CMEM8 0x00000004 /* 4 - 8-bit common memory space */
#define SH7750_PTEA_SA_CMEM16 0x00000005 /* 5 - 16-bit common memory space */
#define SH7750_PTEA_SA_AMEM8 0x00000006 /* 6 - 8-bit attr memory space */
#define SH7750_PTEA_SA_AMEM16 0x00000007 /* 7 - 16-bit attr memory space */
/* Translation table base register */
#define SH7750_TTB_REGOFS 0x000008 /* offset */
#define SH7750_TTB SH7750_P4_REG32(SH7750_TTB_REGOFS)
#define SH7750_TTB_A7 SH7750_A7_REG32(SH7750_TTB_REGOFS)
/* TLB exeption address register - TEA */
#define SH7750_TEA_REGOFS 0x00000c /* offset */
#define SH7750_TEA SH7750_P4_REG32(SH7750_TEA_REGOFS)
#define SH7750_TEA_A7 SH7750_A7_REG32(SH7750_TEA_REGOFS)
/* MMU control register - MMUCR */
#define SH7750_MMUCR_REGOFS 0x000010 /* offset */
#define SH7750_MMUCR SH7750_P4_REG32(SH7750_MMUCR_REGOFS)
#define SH7750_MMUCR_A7 SH7750_A7_REG32(SH7750_MMUCR_REGOFS)
#define SH7750_MMUCR_AT 0x00000001 /* Address translation bit */
#define SH7750_MMUCR_TI 0x00000004 /* TLB invalidate */
#define SH7750_MMUCR_SV 0x00000100 /* Single Virtual Mode bit */
#define SH7750_MMUCR_SQMD 0x00000200 /* Store Queue Mode bit */
#define SH7750_MMUCR_URC 0x0000FC00 /* UTLB Replace Counter */
#define SH7750_MMUCR_URC_S 10
#define SH7750_MMUCR_URB 0x00FC0000 /* UTLB Replace Boundary */
#define SH7750_MMUCR_URB_S 18
#define SH7750_MMUCR_LRUI 0xFC000000 /* Least Recently Used ITLB */
#define SH7750_MMUCR_LRUI_S 26
/*
* Cache registers
* IC -- instructions cache
* OC -- operand cache
*/
/* Cache Control Register - CCR */
#define SH7750_CCR_REGOFS 0x00001c /* offset */
#define SH7750_CCR SH7750_P4_REG32(SH7750_CCR_REGOFS)
#define SH7750_CCR_A7 SH7750_A7_REG32(SH7750_CCR_REGOFS)
#define SH7750_CCR_IIX 0x00008000 /* IC index enable bit */
#define SH7750_CCR_ICI 0x00000800 /* IC invalidation bit:
set it to clear IC */
#define SH7750_CCR_ICE 0x00000100 /* IC enable bit */
#define SH7750_CCR_OIX 0x00000080 /* OC index enable bit */
#define SH7750_CCR_ORA 0x00000020 /* OC RAM enable bit
if you set OCE = 0,
you should set ORA = 0 */
#define SH7750_CCR_OCI 0x00000008 /* OC invalidation bit */
#define SH7750_CCR_CB 0x00000004 /* Copy-back bit for P1 area */
#define SH7750_CCR_WT 0x00000002 /* Write-through bit for P0,U0,P3 area */
#define SH7750_CCR_OCE 0x00000001 /* OC enable bit */
/* Queue address control register 0 - QACR0 */
#define SH7750_QACR0_REGOFS 0x000038 /* offset */
#define SH7750_QACR0 SH7750_P4_REG32(SH7750_QACR0_REGOFS)
#define SH7750_QACR0_A7 SH7750_A7_REG32(SH7750_QACR0_REGOFS)
/* Queue address control register 1 - QACR1 */
#define SH7750_QACR1_REGOFS 0x00003c /* offset */
#define SH7750_QACR1 SH7750_P4_REG32(SH7750_QACR1_REGOFS)
#define SH7750_QACR1_A7 SH7750_A7_REG32(SH7750_QACR1_REGOFS)
/*
* Exeption-related registers
*/
/* Immediate data for TRAPA instuction - TRA */
#define SH7750_TRA_REGOFS 0x000020 /* offset */
#define SH7750_TRA SH7750_P4_REG32(SH7750_TRA_REGOFS)
#define SH7750_TRA_A7 SH7750_A7_REG32(SH7750_TRA_REGOFS)
#define SH7750_TRA_IMM 0x000003fd /* Immediate data operand */
#define SH7750_TRA_IMM_S 2
/* Exeption event register - EXPEVT */
#define SH7750_EXPEVT_REGOFS 0x000024
#define SH7750_EXPEVT SH7750_P4_REG32(SH7750_EXPEVT_REGOFS)
#define SH7750_EXPEVT_A7 SH7750_A7_REG32(SH7750_EXPEVT_REGOFS)
#define SH7750_EXPEVT_EX 0x00000fff /* Exeption code */
#define SH7750_EXPEVT_EX_S 0
/* Interrupt event register */
#define SH7750_INTEVT_REGOFS 0x000028
#define SH7750_INTEVT SH7750_P4_REG32(SH7750_INTEVT_REGOFS)
#define SH7750_INTEVT_A7 SH7750_A7_REG32(SH7750_INTEVT_REGOFS)
#define SH7750_INTEVT_EX 0x00000fff /* Exeption code */
#define SH7750_INTEVT_EX_S 0
/*
* Exception/interrupt codes
*/
#define SH7750_EVT_TO_NUM(evt) ((evt) >> 5)
/* Reset exception category */
#define SH7750_EVT_POWER_ON_RST 0x000 /* Power-on reset */
#define SH7750_EVT_MANUAL_RST 0x020 /* Manual reset */
#define SH7750_EVT_TLB_MULT_HIT 0x140 /* TLB multiple-hit exception */
/* General exception category */
#define SH7750_EVT_USER_BREAK 0x1E0 /* User break */
#define SH7750_EVT_IADDR_ERR 0x0E0 /* Instruction address error */
#define SH7750_EVT_TLB_READ_MISS 0x040 /* ITLB miss exception /
DTLB miss exception (read) */
#define SH7750_EVT_TLB_READ_PROTV 0x0A0 /* ITLB protection violation /
DTLB protection violation (read) */
#define SH7750_EVT_ILLEGAL_INSTR 0x180 /* General Illegal Instruction
exception */
#define SH7750_EVT_SLOT_ILLEGAL_INSTR 0x1A0 /* Slot Illegal Instruction
exception */
#define SH7750_EVT_FPU_DISABLE 0x800 /* General FPU disable exception */
#define SH7750_EVT_SLOT_FPU_DISABLE 0x820 /* Slot FPU disable exception */
#define SH7750_EVT_DATA_READ_ERR 0x0E0 /* Data address error (read) */
#define SH7750_EVT_DATA_WRITE_ERR 0x100 /* Data address error (write) */
#define SH7750_EVT_DTLB_WRITE_MISS 0x060 /* DTLB miss exception (write) */
#define SH7750_EVT_DTLB_WRITE_PROTV 0x0C0 /* DTLB protection violation
exception (write) */
#define SH7750_EVT_FPU_EXCEPTION 0x120 /* FPU exception */
#define SH7750_EVT_INITIAL_PGWRITE 0x080 /* Initial Page Write exception */
#define SH7750_EVT_TRAPA 0x160 /* Unconditional trap (TRAPA) */
/* Interrupt exception category */
#define SH7750_EVT_NMI 0x1C0 /* Non-maskable interrupt */
#define SH7750_EVT_IRQ0 0x200 /* External Interrupt 0 */
#define SH7750_EVT_IRQ1 0x220 /* External Interrupt 1 */
#define SH7750_EVT_IRQ2 0x240 /* External Interrupt 2 */
#define SH7750_EVT_IRQ3 0x260 /* External Interrupt 3 */
#define SH7750_EVT_IRQ4 0x280 /* External Interrupt 4 */
#define SH7750_EVT_IRQ5 0x2A0 /* External Interrupt 5 */
#define SH7750_EVT_IRQ6 0x2C0 /* External Interrupt 6 */
#define SH7750_EVT_IRQ7 0x2E0 /* External Interrupt 7 */
#define SH7750_EVT_IRQ8 0x300 /* External Interrupt 8 */
#define SH7750_EVT_IRQ9 0x320 /* External Interrupt 9 */
#define SH7750_EVT_IRQA 0x340 /* External Interrupt A */
#define SH7750_EVT_IRQB 0x360 /* External Interrupt B */
#define SH7750_EVT_IRQC 0x380 /* External Interrupt C */
#define SH7750_EVT_IRQD 0x3A0 /* External Interrupt D */
#define SH7750_EVT_IRQE 0x3C0 /* External Interrupt E */
/* Peripheral Module Interrupts - Timer Unit (TMU) */
#define SH7750_EVT_TUNI0 0x400 /* TMU Underflow Interrupt 0 */
#define SH7750_EVT_TUNI1 0x420 /* TMU Underflow Interrupt 1 */
#define SH7750_EVT_TUNI2 0x440 /* TMU Underflow Interrupt 2 */
#define SH7750_EVT_TICPI2 0x460 /* TMU Input Capture Interrupt 2 */
/* Peripheral Module Interrupts - Real-Time Clock (RTC) */
#define SH7750_EVT_RTC_ATI 0x480 /* Alarm Interrupt Request */
#define SH7750_EVT_RTC_PRI 0x4A0 /* Periodic Interrupt Request */
#define SH7750_EVT_RTC_CUI 0x4C0 /* Carry Interrupt Request */
/* Peripheral Module Interrupts - Serial Communication Interface (SCI) */
#define SH7750_EVT_SCI_ERI 0x4E0 /* Receive Error */
#define SH7750_EVT_SCI_RXI 0x500 /* Receive Data Register Full */
#define SH7750_EVT_SCI_TXI 0x520 /* Transmit Data Register Empty */
#define SH7750_EVT_SCI_TEI 0x540 /* Transmit End */
/* Peripheral Module Interrupts - Watchdog Timer (WDT) */
#define SH7750_EVT_WDT_ITI 0x560 /* Interval Timer Interrupt
(used when WDT operates in
interval timer mode) */
/* Peripheral Module Interrupts - Memory Refresh Unit (REF) */
#define SH7750_EVT_REF_RCMI 0x580 /* Compare-match Interrupt */
#define SH7750_EVT_REF_ROVI 0x5A0 /* Refresh Counter Overflow
interrupt */
/* Peripheral Module Interrupts - Hitachi User Debug Interface (H-UDI) */
#define SH7750_EVT_HUDI 0x600 /* UDI interrupt */
/* Peripheral Module Interrupts - General-Purpose I/O (GPIO) */
#define SH7750_EVT_GPIO 0x620 /* GPIO Interrupt */
/* Peripheral Module Interrupts - DMA Controller (DMAC) */
#define SH7750_EVT_DMAC_DMTE0 0x640 /* DMAC 0 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMTE1 0x660 /* DMAC 1 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMTE2 0x680 /* DMAC 2 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMTE3 0x6A0 /* DMAC 3 Transfer End Interrupt */
#define SH7750_EVT_DMAC_DMAE 0x6C0 /* DMAC Address Error Interrupt */
/* Peripheral Module Interrupts - Serial Communication Interface with FIFO */
/* (SCIF) */
#define SH7750_EVT_SCIF_ERI 0x700 /* Receive Error */
#define SH7750_EVT_SCIF_RXI 0x720 /* Receive FIFO Data Full or
Receive Data ready interrupt */
#define SH7750_EVT_SCIF_BRI 0x740 /* Break or overrun error */
#define SH7750_EVT_SCIF_TXI 0x760 /* Transmit FIFO Data Empty */
/*
* Power Management
*/
#define SH7750_STBCR_REGOFS 0xC00004 /* offset */
#define SH7750_STBCR SH7750_P4_REG32(SH7750_STBCR_REGOFS)
#define SH7750_STBCR_A7 SH7750_A7_REG32(SH7750_STBCR_REGOFS)
#define SH7750_STBCR_STBY 0x80 /* Specifies a transition to standby mode:
0 - Transition to SLEEP mode on SLEEP
1 - Transition to STANDBY mode on SLEEP */
#define SH7750_STBCR_PHZ 0x40 /* State of peripheral module pins in
standby mode:
0 - normal state
1 - high-impendance state */
#define SH7750_STBCR_PPU 0x20 /* Peripheral module pins pull-up controls */
#define SH7750_STBCR_MSTP4 0x10 /* Stopping the clock supply to DMAC */
#define SH7750_STBCR_DMAC_STP SH7750_STBCR_MSTP4
#define SH7750_STBCR_MSTP3 0x08 /* Stopping the clock supply to SCIF */
#define SH7750_STBCR_SCIF_STP SH7750_STBCR_MSTP3
#define SH7750_STBCR_MSTP2 0x04 /* Stopping the clock supply to TMU */
#define SH7750_STBCR_TMU_STP SH7750_STBCR_MSTP2
#define SH7750_STBCR_MSTP1 0x02 /* Stopping the clock supply to RTC */
#define SH7750_STBCR_RTC_STP SH7750_STBCR_MSTP1
#define SH7750_STBCR_MSPT0 0x01 /* Stopping the clock supply to SCI */
#define SH7750_STBCR_SCI_STP SH7750_STBCR_MSTP0
#define SH7750_STBCR_STBY 0x80
#define SH7750_STBCR2_REGOFS 0xC00010 /* offset */
#define SH7750_STBCR2 SH7750_P4_REG32(SH7750_STBCR2_REGOFS)
#define SH7750_STBCR2_A7 SH7750_A7_REG32(SH7750_STBCR2_REGOFS)
#define SH7750_STBCR2_DSLP 0x80 /* Specifies transition to deep sleep mode:
0 - transition to sleep or standby mode
as it is specified in STBY bit
1 - transition to deep sleep mode on
execution of SLEEP instruction */
#define SH7750_STBCR2_MSTP6 0x02 /* Stopping the clock supply to Store Queue
in the cache controller */
#define SH7750_STBCR2_SQ_STP SH7750_STBCR2_MSTP6
#define SH7750_STBCR2_MSTP5 0x01 /* Stopping the clock supply to the User
Break Controller (UBC) */
#define SH7750_STBCR2_UBC_STP SH7750_STBCR2_MSTP5
/*
* Clock Pulse Generator (CPG)
*/
#define SH7750_FRQCR_REGOFS 0xC00000 /* offset */
#define SH7750_FRQCR SH7750_P4_REG32(SH7750_FRQCR_REGOFS)
#define SH7750_FRQCR_A7 SH7750_A7_REG32(SH7750_FRQCR_REGOFS)
#define SH7750_FRQCR_CKOEN 0x0800 /* Clock Output Enable
0 - CKIO pin goes to HiZ/pullup
1 - Clock is output from CKIO */
#define SH7750_FRQCR_PLL1EN 0x0400 /* PLL circuit 1 enable */
#define SH7750_FRQCR_PLL2EN 0x0200 /* PLL circuit 2 enable */
#define SH7750_FRQCR_IFC 0x01C0 /* CPU clock frequency division ratio: */
#define SH7750_FRQCR_IFCDIV1 0x0000 /* 0 - * 1 */
#define SH7750_FRQCR_IFCDIV2 0x0040 /* 1 - * 1/2 */
#define SH7750_FRQCR_IFCDIV3 0x0080 /* 2 - * 1/3 */
#define SH7750_FRQCR_IFCDIV4 0x00C0 /* 3 - * 1/4 */
#define SH7750_FRQCR_IFCDIV6 0x0100 /* 4 - * 1/6 */
#define SH7750_FRQCR_IFCDIV8 0x0140 /* 5 - * 1/8 */
#define SH7750_FRQCR_BFC 0x0038 /* Bus clock frequency division ratio: */
#define SH7750_FRQCR_BFCDIV1 0x0000 /* 0 - * 1 */
#define SH7750_FRQCR_BFCDIV2 0x0008 /* 1 - * 1/2 */
#define SH7750_FRQCR_BFCDIV3 0x0010 /* 2 - * 1/3 */
#define SH7750_FRQCR_BFCDIV4 0x0018 /* 3 - * 1/4 */
#define SH7750_FRQCR_BFCDIV6 0x0020 /* 4 - * 1/6 */
#define SH7750_FRQCR_BFCDIV8 0x0028 /* 5 - * 1/8 */
#define SH7750_FRQCR_PFC 0x0007 /* Peripheral module clock frequency
division ratio: */
#define SH7750_FRQCR_PFCDIV2 0x0000 /* 0 - * 1/2 */
#define SH7750_FRQCR_PFCDIV3 0x0001 /* 1 - * 1/3 */
#define SH7750_FRQCR_PFCDIV4 0x0002 /* 2 - * 1/4 */
#define SH7750_FRQCR_PFCDIV6 0x0003 /* 3 - * 1/6 */
#define SH7750_FRQCR_PFCDIV8 0x0004 /* 4 - * 1/8 */
/*
* Watchdog Timer (WDT)
*/
/* Watchdog Timer Counter register - WTCNT */
#define SH7750_WTCNT_REGOFS 0xC00008 /* offset */
#define SH7750_WTCNT SH7750_P4_REG32(SH7750_WTCNT_REGOFS)
#define SH7750_WTCNT_A7 SH7750_A7_REG32(SH7750_WTCNT_REGOFS)
#define SH7750_WTCNT_KEY 0x5A00 /* When WTCNT byte register written,
you have to set the upper byte to
0x5A */
/* Watchdog Timer Control/Status register - WTCSR */
#define SH7750_WTCSR_REGOFS 0xC0000C /* offset */
#define SH7750_WTCSR SH7750_P4_REG32(SH7750_WTCSR_REGOFS)
#define SH7750_WTCSR_A7 SH7750_A7_REG32(SH7750_WTCSR_REGOFS)
#define SH7750_WTCSR_KEY 0xA500 /* When WTCSR byte register written,
you have to set the upper byte to
0xA5 */
#define SH7750_WTCSR_TME 0x80 /* Timer enable (1-upcount start) */
#define SH7750_WTCSR_MODE 0x40 /* Timer Mode Select: */
#define SH7750_WTCSR_MODE_WT 0x40 /* Watchdog Timer Mode */
#define SH7750_WTCSR_MODE_IT 0x00 /* Interval Timer Mode */
#define SH7750_WTCSR_RSTS 0x20 /* Reset Select: */
#define SH7750_WTCSR_RST_MAN 0x20 /* Manual Reset */
#define SH7750_WTCSR_RST_PWR 0x00 /* Power-on Reset */
#define SH7750_WTCSR_WOVF 0x10 /* Watchdog Timer Overflow Flag */
#define SH7750_WTCSR_IOVF 0x08 /* Interval Timer Overflow Flag */
#define SH7750_WTCSR_CKS 0x07 /* Clock Select: */
#define SH7750_WTCSR_CKS_DIV32 0x00 /* 1/32 of frequency divider 2 input */
#define SH7750_WTCSR_CKS_DIV64 0x01 /* 1/64 */
#define SH7750_WTCSR_CKS_DIV128 0x02 /* 1/128 */
#define SH7750_WTCSR_CKS_DIV256 0x03 /* 1/256 */
#define SH7750_WTCSR_CKS_DIV512 0x04 /* 1/512 */
#define SH7750_WTCSR_CKS_DIV1024 0x05 /* 1/1024 */
#define SH7750_WTCSR_CKS_DIV2048 0x06 /* 1/2048 */
#define SH7750_WTCSR_CKS_DIV4096 0x07 /* 1/4096 */
/*
* Real-Time Clock (RTC)
*/
/* 64-Hz Counter Register (byte, read-only) - R64CNT */
#define SH7750_R64CNT_REGOFS 0xC80000 /* offset */
#define SH7750_R64CNT SH7750_P4_REG32(SH7750_R64CNT_REGOFS)
#define SH7750_R64CNT_A7 SH7750_A7_REG32(SH7750_R64CNT_REGOFS)
/* Second Counter Register (byte, BCD-coded) - RSECCNT */
#define SH7750_RSECCNT_REGOFS 0xC80004 /* offset */
#define SH7750_RSECCNT SH7750_P4_REG32(SH7750_RSECCNT_REGOFS)
#define SH7750_RSECCNT_A7 SH7750_A7_REG32(SH7750_RSECCNT_REGOFS)
/* Minute Counter Register (byte, BCD-coded) - RMINCNT */
#define SH7750_RMINCNT_REGOFS 0xC80008 /* offset */
#define SH7750_RMINCNT SH7750_P4_REG32(SH7750_RMINCNT_REGOFS)
#define SH7750_RMINCNT_A7 SH7750_A7_REG32(SH7750_RMINCNT_REGOFS)
/* Hour Counter Register (byte, BCD-coded) - RHRCNT */
#define SH7750_RHRCNT_REGOFS 0xC8000C /* offset */
#define SH7750_RHRCNT SH7750_P4_REG32(SH7750_RHRCNT_REGOFS)
#define SH7750_RHRCNT_A7 SH7750_A7_REG32(SH7750_RHRCNT_REGOFS)
/* Day-of-Week Counter Register (byte) - RWKCNT */
#define SH7750_RWKCNT_REGOFS 0xC80010 /* offset */
#define SH7750_RWKCNT SH7750_P4_REG32(SH7750_RWKCNT_REGOFS)
#define SH7750_RWKCNT_A7 SH7750_A7_REG32(SH7750_RWKCNT_REGOFS)
#define SH7750_RWKCNT_SUN 0 /* Sunday */
#define SH7750_RWKCNT_MON 1 /* Monday */
#define SH7750_RWKCNT_TUE 2 /* Tuesday */
#define SH7750_RWKCNT_WED 3 /* Wednesday */
#define SH7750_RWKCNT_THU 4 /* Thursday */
#define SH7750_RWKCNT_FRI 5 /* Friday */
#define SH7750_RWKCNT_SAT 6 /* Saturday */
/* Day Counter Register (byte, BCD-coded) - RDAYCNT */
#define SH7750_RDAYCNT_REGOFS 0xC80014 /* offset */
#define SH7750_RDAYCNT SH7750_P4_REG32(SH7750_RDAYCNT_REGOFS)
#define SH7750_RDAYCNT_A7 SH7750_A7_REG32(SH7750_RDAYCNT_REGOFS)
/* Month Counter Register (byte, BCD-coded) - RMONCNT */
#define SH7750_RMONCNT_REGOFS 0xC80018 /* offset */
#define SH7750_RMONCNT SH7750_P4_REG32(SH7750_RMONCNT_REGOFS)
#define SH7750_RMONCNT_A7 SH7750_A7_REG32(SH7750_RMONCNT_REGOFS)
/* Year Counter Register (half, BCD-coded) - RYRCNT */
#define SH7750_RYRCNT_REGOFS 0xC8001C /* offset */
#define SH7750_RYRCNT SH7750_P4_REG32(SH7750_RYRCNT_REGOFS)
#define SH7750_RYRCNT_A7 SH7750_A7_REG32(SH7750_RYRCNT_REGOFS)
/* Second Alarm Register (byte, BCD-coded) - RSECAR */
#define SH7750_RSECAR_REGOFS 0xC80020 /* offset */
#define SH7750_RSECAR SH7750_P4_REG32(SH7750_RSECAR_REGOFS)
#define SH7750_RSECAR_A7 SH7750_A7_REG32(SH7750_RSECAR_REGOFS)
#define SH7750_RSECAR_ENB 0x80 /* Second Alarm Enable */
/* Minute Alarm Register (byte, BCD-coded) - RMINAR */
#define SH7750_RMINAR_REGOFS 0xC80024 /* offset */
#define SH7750_RMINAR SH7750_P4_REG32(SH7750_RMINAR_REGOFS)
#define SH7750_RMINAR_A7 SH7750_A7_REG32(SH7750_RMINAR_REGOFS)
#define SH7750_RMINAR_ENB 0x80 /* Minute Alarm Enable */
/* Hour Alarm Register (byte, BCD-coded) - RHRAR */
#define SH7750_RHRAR_REGOFS 0xC80028 /* offset */
#define SH7750_RHRAR SH7750_P4_REG32(SH7750_RHRAR_REGOFS)
#define SH7750_RHRAR_A7 SH7750_A7_REG32(SH7750_RHRAR_REGOFS)
#define SH7750_RHRAR_ENB 0x80 /* Hour Alarm Enable */
/* Day-of-Week Alarm Register (byte) - RWKAR */
#define SH7750_RWKAR_REGOFS 0xC8002C /* offset */
#define SH7750_RWKAR SH7750_P4_REG32(SH7750_RWKAR_REGOFS)
#define SH7750_RWKAR_A7 SH7750_A7_REG32(SH7750_RWKAR_REGOFS)
#define SH7750_RWKAR_ENB 0x80 /* Day-of-week Alarm Enable */
#define SH7750_RWKAR_SUN 0 /* Sunday */
#define SH7750_RWKAR_MON 1 /* Monday */
#define SH7750_RWKAR_TUE 2 /* Tuesday */
#define SH7750_RWKAR_WED 3 /* Wednesday */
#define SH7750_RWKAR_THU 4 /* Thursday */
#define SH7750_RWKAR_FRI 5 /* Friday */
#define SH7750_RWKAR_SAT 6 /* Saturday */
/* Day Alarm Register (byte, BCD-coded) - RDAYAR */
#define SH7750_RDAYAR_REGOFS 0xC80030 /* offset */
#define SH7750_RDAYAR SH7750_P4_REG32(SH7750_RDAYAR_REGOFS)
#define SH7750_RDAYAR_A7 SH7750_A7_REG32(SH7750_RDAYAR_REGOFS)
#define SH7750_RDAYAR_ENB 0x80 /* Day Alarm Enable */
/* Month Counter Register (byte, BCD-coded) - RMONAR */
#define SH7750_RMONAR_REGOFS 0xC80034 /* offset */
#define SH7750_RMONAR SH7750_P4_REG32(SH7750_RMONAR_REGOFS)
#define SH7750_RMONAR_A7 SH7750_A7_REG32(SH7750_RMONAR_REGOFS)
#define SH7750_RMONAR_ENB 0x80 /* Month Alarm Enable */
/* RTC Control Register 1 (byte) - RCR1 */
#define SH7750_RCR1_REGOFS 0xC80038 /* offset */
#define SH7750_RCR1 SH7750_P4_REG32(SH7750_RCR1_REGOFS)
#define SH7750_RCR1_A7 SH7750_A7_REG32(SH7750_RCR1_REGOFS)
#define SH7750_RCR1_CF 0x80 /* Carry Flag */
#define SH7750_RCR1_CIE 0x10 /* Carry Interrupt Enable */
#define SH7750_RCR1_AIE 0x08 /* Alarm Interrupt Enable */
#define SH7750_RCR1_AF 0x01 /* Alarm Flag */
/* RTC Control Register 2 (byte) - RCR2 */
#define SH7750_RCR2_REGOFS 0xC8003C /* offset */
#define SH7750_RCR2 SH7750_P4_REG32(SH7750_RCR2_REGOFS)
#define SH7750_RCR2_A7 SH7750_A7_REG32(SH7750_RCR2_REGOFS)
#define SH7750_RCR2_PEF 0x80 /* Periodic Interrupt Flag */
#define SH7750_RCR2_PES 0x70 /* Periodic Interrupt Enable: */
#define SH7750_RCR2_PES_DIS 0x00 /* Periodic Interrupt Disabled */
#define SH7750_RCR2_PES_DIV256 0x10 /* Generated at 1/256 sec interval */
#define SH7750_RCR2_PES_DIV64 0x20 /* Generated at 1/64 sec interval */
#define SH7750_RCR2_PES_DIV16 0x30 /* Generated at 1/16 sec interval */
#define SH7750_RCR2_PES_DIV4 0x40 /* Generated at 1/4 sec interval */
#define SH7750_RCR2_PES_DIV2 0x50 /* Generated at 1/2 sec interval */
#define SH7750_RCR2_PES_x1 0x60 /* Generated at 1 sec interval */
#define SH7750_RCR2_PES_x2 0x70 /* Generated at 2 sec interval */
#define SH7750_RCR2_RTCEN 0x08 /* RTC Crystal Oscillator is Operated */
#define SH7750_RCR2_ADJ 0x04 /* 30-Second Adjastment */
#define SH7750_RCR2_RESET 0x02 /* Frequency divider circuits are reset */
#define SH7750_RCR2_START 0x01 /* 0 - sec, min, hr, day-of-week, month,
year counters are stopped
1 - sec, min, hr, day-of-week, month,
year counters operate normally */
/*
* Bus State Controller - BSC
*/
/* Bus Control Register 1 - BCR1 */
#define SH7750_BCR1_REGOFS 0x800000 /* offset */
#define SH7750_BCR1 SH7750_P4_REG32(SH7750_BCR1_REGOFS)
#define SH7750_BCR1_A7 SH7750_A7_REG32(SH7750_BCR1_REGOFS)
#define SH7750_BCR1_ENDIAN 0x80000000 /* Endianness (1 - little endian) */
#define SH7750_BCR1_MASTER 0x40000000 /* Master/Slave mode (1-master) */
#define SH7750_BCR1_A0MPX 0x20000000 /* Area 0 Memory Type (0-SRAM,1-MPX) */
#define SH7750_BCR1_IPUP 0x02000000 /* Input Pin Pull-up Control:
0 - pull-up resistor is on for
control input pins
1 - pull-up resistor is off */
#define SH7750_BCR1_OPUP 0x01000000 /* Output Pin Pull-up Control:
0 - pull-up resistor is on for
control output pins
1 - pull-up resistor is off */
#define SH7750_BCR1_A1MBC 0x00200000 /* Area 1 SRAM Byte Control Mode:
0 - Area 1 SRAM is set to
normal mode
1 - Area 1 SRAM is set to byte
control mode */
#define SH7750_BCR1_A4MBC 0x00100000 /* Area 4 SRAM Byte Control Mode:
0 - Area 4 SRAM is set to
normal mode
1 - Area 4 SRAM is set to byte
control mode */
#define SH7750_BCR1_BREQEN 0x00080000 /* BREQ Enable:
0 - External requests are not
accepted
1 - External requests are
accepted */
#define SH7750_BCR1_PSHR 0x00040000 /* Partial Sharing Bit:
0 - Master Mode
1 - Partial-sharing Mode */
#define SH7750_BCR1_MEMMPX 0x00020000 /* Area 1 to 6 MPX Interface:
0 - SRAM/burst ROM interface
1 - MPX interface */
#define SH7750_BCR1_HIZMEM 0x00008000 /* High Impendance Control. Specifies
the state of A[25:0], BS\, CSn\,
RD/WR\, CE2A\, CE2B\ in standby
mode and when bus is released:
0 - signals go to High-Z mode
1 - signals driven */
#define SH7750_BCR1_HIZCNT 0x00004000 /* High Impendance Control. Specifies
the state of the RAS\, RAS2\, WEn\,
CASn\, DQMn, RD\, CASS\, FRAME\,
RD2\ signals in standby mode and
when bus is released:
0 - signals go to High-Z mode
1 - signals driven */
#define SH7750_BCR1_A0BST 0x00003800 /* Area 0 Burst ROM Control */
#define SH7750_BCR1_A0BST_SRAM 0x0000 /* Area 0 accessed as SRAM i/f */
#define SH7750_BCR1_A0BST_ROM4 0x0800 /* Area 0 accessed as burst ROM
interface, 4 cosequtive access */
#define SH7750_BCR1_A0BST_ROM8 0x1000 /* Area 0 accessed as burst ROM
interface, 8 cosequtive access */
#define SH7750_BCR1_A0BST_ROM16 0x1800 /* Area 0 accessed as burst ROM
interface, 16 cosequtive access */
#define SH7750_BCR1_A0BST_ROM32 0x2000 /* Area 0 accessed as burst ROM
interface, 32 cosequtive access */
#define SH7750_BCR1_A5BST 0x00000700 /* Area 5 Burst ROM Control */
#define SH7750_BCR1_A5BST_SRAM 0x0000 /* Area 5 accessed as SRAM i/f */
#define SH7750_BCR1_A5BST_ROM4 0x0100 /* Area 5 accessed as burst ROM
interface, 4 cosequtive access */
#define SH7750_BCR1_A5BST_ROM8 0x0200 /* Area 5 accessed as burst ROM
interface, 8 cosequtive access */
#define SH7750_BCR1_A5BST_ROM16 0x0300 /* Area 5 accessed as burst ROM
interface, 16 cosequtive access */
#define SH7750_BCR1_A5BST_ROM32 0x0400 /* Area 5 accessed as burst ROM
interface, 32 cosequtive access */
#define SH7750_BCR1_A6BST 0x000000E0 /* Area 6 Burst ROM Control */
#define SH7750_BCR1_A6BST_SRAM 0x0000 /* Area 6 accessed as SRAM i/f */
#define SH7750_BCR1_A6BST_ROM4 0x0020 /* Area 6 accessed as burst ROM
interface, 4 cosequtive access */
#define SH7750_BCR1_A6BST_ROM8 0x0040 /* Area 6 accessed as burst ROM
interface, 8 cosequtive access */
#define SH7750_BCR1_A6BST_ROM16 0x0060 /* Area 6 accessed as burst ROM
interface, 16 cosequtive access */
#define SH7750_BCR1_A6BST_ROM32 0x0080 /* Area 6 accessed as burst ROM
interface, 32 cosequtive access */
#define SH7750_BCR1_DRAMTP 0x001C /* Area 2 and 3 Memory Type */
#define SH7750_BCR1_DRAMTP_2SRAM_3SRAM 0x0000 /* Area 2 and 3 are SRAM or MPX
interface. */
#define SH7750_BCR1_DRAMTP_2SRAM_3SDRAM 0x0008 /* Area 2 - SRAM/MPX, Area 3 -
synchronous DRAM */
#define SH7750_BCR1_DRAMTP_2SDRAM_3SDRAM 0x000C /* Area 2 and 3 are synchronous
DRAM interface */
#define SH7750_BCR1_DRAMTP_2SRAM_3DRAM 0x0010 /* Area 2 - SRAM/MPX, Area 3 -
DRAM interface */
#define SH7750_BCR1_DRAMTP_2DRAM_3DRAM 0x0014 /* Area 2 and 3 are DRAM
interface */
#define SH7750_BCR1_A56PCM 0x00000001 /* Area 5 and 6 Bus Type:
0 - SRAM interface
1 - PCMCIA interface */
/* Bus Control Register 2 (half) - BCR2 */
#define SH7750_BCR2_REGOFS 0x800004 /* offset */
#define SH7750_BCR2 SH7750_P4_REG32(SH7750_BCR2_REGOFS)
#define SH7750_BCR2_A7 SH7750_A7_REG32(SH7750_BCR2_REGOFS)
#define SH7750_BCR2_A0SZ 0xC000 /* Area 0 Bus Width */
#define SH7750_BCR2_A0SZ_S 14
#define SH7750_BCR2_A6SZ 0x3000 /* Area 6 Bus Width */
#define SH7750_BCR2_A6SZ_S 12
#define SH7750_BCR2_A5SZ 0x0C00 /* Area 5 Bus Width */
#define SH7750_BCR2_A5SZ_S 10
#define SH7750_BCR2_A4SZ 0x0300 /* Area 4 Bus Width */
#define SH7750_BCR2_A4SZ_S 8
#define SH7750_BCR2_A3SZ 0x00C0 /* Area 3 Bus Width */
#define SH7750_BCR2_A3SZ_S 6
#define SH7750_BCR2_A2SZ 0x0030 /* Area 2 Bus Width */
#define SH7750_BCR2_A2SZ_S 4
#define SH7750_BCR2_A1SZ 0x000C /* Area 1 Bus Width */
#define SH7750_BCR2_A1SZ_S 2
#define SH7750_BCR2_SZ_64 0 /* 64 bits */
#define SH7750_BCR2_SZ_8 1 /* 8 bits */
#define SH7750_BCR2_SZ_16 2 /* 16 bits */
#define SH7750_BCR2_SZ_32 3 /* 32 bits */
#define SH7750_BCR2_PORTEN 0x0001 /* Port Function Enable :
0 - D51-D32 are not used as a port
1 - D51-D32 are used as a port */
/* Wait Control Register 1 - WCR1 */
#define SH7750_WCR1_REGOFS 0x800008 /* offset */
#define SH7750_WCR1 SH7750_P4_REG32(SH7750_WCR1_REGOFS)
#define SH7750_WCR1_A7 SH7750_A7_REG32(SH7750_WCR1_REGOFS)
#define SH7750_WCR1_DMAIW 0x70000000 /* DACK Device Inter-Cycle Idle
specification */
#define SH7750_WCR1_DMAIW_S 28
#define SH7750_WCR1_A6IW 0x07000000 /* Area 6 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A6IW_S 24
#define SH7750_WCR1_A5IW 0x00700000 /* Area 5 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A5IW_S 20
#define SH7750_WCR1_A4IW 0x00070000 /* Area 4 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A4IW_S 16
#define SH7750_WCR1_A3IW 0x00007000 /* Area 3 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A3IW_S 12
#define SH7750_WCR1_A2IW 0x00000700 /* Area 2 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A2IW_S 8
#define SH7750_WCR1_A1IW 0x00000070 /* Area 1 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A1IW_S 4
#define SH7750_WCR1_A0IW 0x00000007 /* Area 0 Inter-Cycle Idle spec. */
#define SH7750_WCR1_A0IW_S 0
/* Wait Control Register 2 - WCR2 */
#define SH7750_WCR2_REGOFS 0x80000C /* offset */
#define SH7750_WCR2 SH7750_P4_REG32(SH7750_WCR2_REGOFS)
#define SH7750_WCR2_A7 SH7750_A7_REG32(SH7750_WCR2_REGOFS)
#define SH7750_WCR2_A6W 0xE0000000 /* Area 6 Wait Control */
#define SH7750_WCR2_A6W_S 29
#define SH7750_WCR2_A6B 0x1C000000 /* Area 6 Burst Pitch */
#define SH7750_WCR2_A6B_S 26
#define SH7750_WCR2_A5W 0x03800000 /* Area 5 Wait Control */
#define SH7750_WCR2_A5W_S 23
#define SH7750_WCR2_A5B 0x00700000 /* Area 5 Burst Pitch */
#define SH7750_WCR2_A5B_S 20
#define SH7750_WCR2_A4W 0x000E0000 /* Area 4 Wait Control */
#define SH7750_WCR2_A4W_S 17
#define SH7750_WCR2_A3W 0x0000E000 /* Area 3 Wait Control */
#define SH7750_WCR2_A3W_S 13
#define SH7750_WCR2_A2W 0x00000E00 /* Area 2 Wait Control */
#define SH7750_WCR2_A2W_S 9
#define SH7750_WCR2_A1W 0x000001C0 /* Area 1 Wait Control */
#define SH7750_WCR2_A1W_S 6
#define SH7750_WCR2_A0W 0x00000038 /* Area 0 Wait Control */
#define SH7750_WCR2_A0W_S 3
#define SH7750_WCR2_A0B 0x00000007 /* Area 0 Burst Pitch */
#define SH7750_WCR2_A0B_S 0
#define SH7750_WCR2_WS0 0 /* 0 wait states inserted */
#define SH7750_WCR2_WS1 1 /* 1 wait states inserted */
#define SH7750_WCR2_WS2 2 /* 2 wait states inserted */
#define SH7750_WCR2_WS3 3 /* 3 wait states inserted */
#define SH7750_WCR2_WS6 4 /* 6 wait states inserted */
#define SH7750_WCR2_WS9 5 /* 9 wait states inserted */
#define SH7750_WCR2_WS12 6 /* 12 wait states inserted */
#define SH7750_WCR2_WS15 7 /* 15 wait states inserted */
#define SH7750_WCR2_BPWS0 0 /* 0 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS1 1 /* 1 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS2 2 /* 2 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS3 3 /* 3 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS4 4 /* 4 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS5 5 /* 5 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS6 6 /* 6 wait states inserted from 2nd access */
#define SH7750_WCR2_BPWS7 7 /* 7 wait states inserted from 2nd access */
/* DRAM CAS\ Assertion Delay (area 3,2) */
#define SH7750_WCR2_DRAM_CAS_ASW1 0 /* 1 cycle */
#define SH7750_WCR2_DRAM_CAS_ASW2 1 /* 2 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW3 2 /* 3 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW4 3 /* 4 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW7 4 /* 7 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW10 5 /* 10 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW13 6 /* 13 cycles */
#define SH7750_WCR2_DRAM_CAS_ASW16 7 /* 16 cycles */
/* SDRAM CAS\ Latency Cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT1 1 /* 1 cycle */
#define SH7750_WCR2_SDRAM_CAS_LAT2 2 /* 2 cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT3 3 /* 3 cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT4 4 /* 4 cycles */
#define SH7750_WCR2_SDRAM_CAS_LAT5 5 /* 5 cycles */
/* Wait Control Register 3 - WCR3 */
#define SH7750_WCR3_REGOFS 0x800010 /* offset */
#define SH7750_WCR3 SH7750_P4_REG32(SH7750_WCR3_REGOFS)
#define SH7750_WCR3_A7 SH7750_A7_REG32(SH7750_WCR3_REGOFS)
#define SH7750_WCR3_A6S 0x04000000 /* Area 6 Write Strobe Setup time */
#define SH7750_WCR3_A6H 0x03000000 /* Area 6 Data Hold Time */
#define SH7750_WCR3_A6H_S 24
#define SH7750_WCR3_A5S 0x00400000 /* Area 5 Write Strobe Setup time */
#define SH7750_WCR3_A5H 0x00300000 /* Area 5 Data Hold Time */
#define SH7750_WCR3_A5H_S 20
#define SH7750_WCR3_A4S 0x00040000 /* Area 4 Write Strobe Setup time */
#define SH7750_WCR3_A4H 0x00030000 /* Area 4 Data Hold Time */
#define SH7750_WCR3_A4H_S 16
#define SH7750_WCR3_A3S 0x00004000 /* Area 3 Write Strobe Setup time */
#define SH7750_WCR3_A3H 0x00003000 /* Area 3 Data Hold Time */
#define SH7750_WCR3_A3H_S 12
#define SH7750_WCR3_A2S 0x00000400 /* Area 2 Write Strobe Setup time */
#define SH7750_WCR3_A2H 0x00000300 /* Area 2 Data Hold Time */
#define SH7750_WCR3_A2H_S 8
#define SH7750_WCR3_A1S 0x00000040 /* Area 1 Write Strobe Setup time */
#define SH7750_WCR3_A1H 0x00000030 /* Area 1 Data Hold Time */
#define SH7750_WCR3_A1H_S 4
#define SH7750_WCR3_A0S 0x00000004 /* Area 0 Write Strobe Setup time */
#define SH7750_WCR3_A0H 0x00000003 /* Area 0 Data Hold Time */
#define SH7750_WCR3_A0H_S 0
#define SH7750_WCR3_DHWS_0 0 /* 0 wait states data hold time */
#define SH7750_WCR3_DHWS_1 1 /* 1 wait states data hold time */
#define SH7750_WCR3_DHWS_2 2 /* 2 wait states data hold time */
#define SH7750_WCR3_DHWS_3 3 /* 3 wait states data hold time */
#define SH7750_MCR_REGOFS 0x800014 /* offset */
#define SH7750_MCR SH7750_P4_REG32(SH7750_MCR_REGOFS)
#define SH7750_MCR_A7 SH7750_A7_REG32(SH7750_MCR_REGOFS)
#define SH7750_MCR_RASD 0x80000000 /* RAS Down mode */
#define SH7750_MCR_MRSET 0x40000000 /* SDRAM Mode Register Set */
#define SH7750_MCR_PALL 0x00000000 /* SDRAM Precharge All cmd. Mode */
#define SH7750_MCR_TRC 0x38000000 /* RAS Precharge Time at End of
Refresh: */
#define SH7750_MCR_TRC_0 0x00000000 /* 0 */
#define SH7750_MCR_TRC_3 0x08000000 /* 3 */
#define SH7750_MCR_TRC_6 0x10000000 /* 6 */
#define SH7750_MCR_TRC_9 0x18000000 /* 9 */
#define SH7750_MCR_TRC_12 0x20000000 /* 12 */
#define SH7750_MCR_TRC_15 0x28000000 /* 15 */
#define SH7750_MCR_TRC_18 0x30000000 /* 18 */
#define SH7750_MCR_TRC_21 0x38000000 /* 21 */
#define SH7750_MCR_TCAS 0x00800000 /* CAS Negation Period */
#define SH7750_MCR_TCAS_1 0x00000000 /* 1 */
#define SH7750_MCR_TCAS_2 0x00800000 /* 2 */
#define SH7750_MCR_TPC 0x00380000 /* DRAM: RAS Precharge Period
SDRAM: minimum number of cycles
until the next bank active cmd
is output after precharging */
#define SH7750_MCR_TPC_S 19
#define SH7750_MCR_TPC_SDRAM_1 0x00000000 /* 1 cycle */
#define SH7750_MCR_TPC_SDRAM_2 0x00080000 /* 2 cycles */
#define SH7750_MCR_TPC_SDRAM_3 0x00100000 /* 3 cycles */
#define SH7750_MCR_TPC_SDRAM_4 0x00180000 /* 4 cycles */
#define SH7750_MCR_TPC_SDRAM_5 0x00200000 /* 5 cycles */
#define SH7750_MCR_TPC_SDRAM_6 0x00280000 /* 6 cycles */
#define SH7750_MCR_TPC_SDRAM_7 0x00300000 /* 7 cycles */
#define SH7750_MCR_TPC_SDRAM_8 0x00380000 /* 8 cycles */
#define SH7750_MCR_RCD 0x00030000 /* DRAM: RAS-CAS Assertion Delay time
SDRAM: bank active-read/write cmd
delay time */
#define SH7750_MCR_RCD_DRAM_2 0x00000000 /* DRAM delay 2 clocks */
#define SH7750_MCR_RCD_DRAM_3 0x00010000 /* DRAM delay 3 clocks */
#define SH7750_MCR_RCD_DRAM_4 0x00020000 /* DRAM delay 4 clocks */
#define SH7750_MCR_RCD_DRAM_5 0x00030000 /* DRAM delay 5 clocks */
#define SH7750_MCR_RCD_SDRAM_2 0x00010000 /* DRAM delay 2 clocks */
#define SH7750_MCR_RCD_SDRAM_3 0x00020000 /* DRAM delay 3 clocks */
#define SH7750_MCR_RCD_SDRAM_4 0x00030000 /* DRAM delay 4 clocks */
#define SH7750_MCR_TRWL 0x0000E000 /* SDRAM Write Precharge Delay */
#define SH7750_MCR_TRWL_1 0x00000000 /* 1 */
#define SH7750_MCR_TRWL_2 0x00002000 /* 2 */
#define SH7750_MCR_TRWL_3 0x00004000 /* 3 */
#define SH7750_MCR_TRWL_4 0x00006000 /* 4 */
#define SH7750_MCR_TRWL_5 0x00008000 /* 5 */
#define SH7750_MCR_TRAS 0x00001C00 /* DRAM: CAS-Before-RAS Refresh RAS
asserting period
SDRAM: Command interval after
synchronous DRAM refresh */
#define SH7750_MCR_TRAS_DRAM_2 0x00000000 /* 2 */
#define SH7750_MCR_TRAS_DRAM_3 0x00000400 /* 3 */
#define SH7750_MCR_TRAS_DRAM_4 0x00000800 /* 4 */
#define SH7750_MCR_TRAS_DRAM_5 0x00000C00 /* 5 */
#define SH7750_MCR_TRAS_DRAM_6 0x00001000 /* 6 */
#define SH7750_MCR_TRAS_DRAM_7 0x00001400 /* 7 */
#define SH7750_MCR_TRAS_DRAM_8 0x00001800 /* 8 */
#define SH7750_MCR_TRAS_DRAM_9 0x00001C00 /* 9 */
#define SH7750_MCR_TRAS_SDRAM_TRC_4 0x00000000 /* 4 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_5 0x00000400 /* 5 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_6 0x00000800 /* 6 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_7 0x00000C00 /* 7 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_8 0x00001000 /* 8 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_9 0x00001400 /* 9 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_10 0x00001800 /* 10 + TRC */
#define SH7750_MCR_TRAS_SDRAM_TRC_11 0x00001C00 /* 11 + TRC */
#define SH7750_MCR_BE 0x00000200 /* Burst Enable */
#define SH7750_MCR_SZ 0x00000180 /* Memory Data Size */
#define SH7750_MCR_SZ_64 0x00000000 /* 64 bits */
#define SH7750_MCR_SZ_16 0x00000100 /* 16 bits */
#define SH7750_MCR_SZ_32 0x00000180 /* 32 bits */
#define SH7750_MCR_AMX 0x00000078 /* Address Multiplexing */
#define SH7750_MCR_AMX_S 3
#define SH7750_MCR_AMX_DRAM_8BIT_COL 0x00000000 /* 8-bit column addr */
#define SH7750_MCR_AMX_DRAM_9BIT_COL 0x00000008 /* 9-bit column addr */
#define SH7750_MCR_AMX_DRAM_10BIT_COL 0x00000010 /* 10-bit column addr */
#define SH7750_MCR_AMX_DRAM_11BIT_COL 0x00000018 /* 11-bit column addr */
#define SH7750_MCR_AMX_DRAM_12BIT_COL 0x00000020 /* 12-bit column addr */
/* See SH7750 Hardware Manual for SDRAM address multiplexor selection */
#define SH7750_MCR_RFSH 0x00000004 /* Refresh Control */
#define SH7750_MCR_RMODE 0x00000002 /* Refresh Mode: */
#define SH7750_MCR_RMODE_NORMAL 0x00000000 /* Normal Refresh Mode */
#define SH7750_MCR_RMODE_SELF 0x00000002 /* Self-Refresh Mode */
#define SH7750_MCR_RMODE_EDO 0x00000001 /* EDO Mode */
/* SDRAM Mode Set address */
#define SH7750_SDRAM_MODE_A2_BASE 0xFF900000
#define SH7750_SDRAM_MODE_A3_BASE 0xFF940000
#define SH7750_SDRAM_MODE_A2_32BIT(x) (SH7750_SDRAM_MODE_A2_BASE + ((x) << 2))
#define SH7750_SDRAM_MODE_A3_32BIT(x) (SH7750_SDRAM_MODE_A3_BASE + ((x) << 2))
#define SH7750_SDRAM_MODE_A2_64BIT(x) (SH7750_SDRAM_MODE_A2_BASE + ((x) << 3))
#define SH7750_SDRAM_MODE_A3_64BIT(x) (SH7750_SDRAM_MODE_A3_BASE + ((x) << 3))
/* PCMCIA Control Register (half) - PCR */
#define SH7750_PCR_REGOFS 0x800018 /* offset */
#define SH7750_PCR SH7750_P4_REG32(SH7750_PCR_REGOFS)
#define SH7750_PCR_A7 SH7750_A7_REG32(SH7750_PCR_REGOFS)
#define SH7750_PCR_A5PCW 0xC000 /* Area 5 PCMCIA Wait - Number of wait
states to be added to the number of
waits specified by WCR2 in a low-speed
PCMCIA wait cycle */
#define SH7750_PCR_A5PCW_0 0x0000 /* 0 waits inserted */
#define SH7750_PCR_A5PCW_15 0x4000 /* 15 waits inserted */
#define SH7750_PCR_A5PCW_30 0x8000 /* 30 waits inserted */
#define SH7750_PCR_A5PCW_50 0xC000 /* 50 waits inserted */
#define SH7750_PCR_A6PCW 0x3000 /* Area 6 PCMCIA Wait - Number of wait
states to be added to the number of
waits specified by WCR2 in a low-speed
PCMCIA wait cycle */
#define SH7750_PCR_A6PCW_0 0x0000 /* 0 waits inserted */
#define SH7750_PCR_A6PCW_15 0x1000 /* 15 waits inserted */
#define SH7750_PCR_A6PCW_30 0x2000 /* 30 waits inserted */
#define SH7750_PCR_A6PCW_50 0x3000 /* 50 waits inserted */
#define SH7750_PCR_A5TED 0x0E00 /* Area 5 Address-OE\/WE\ Assertion Delay,
delay time from address output to
OE\/WE\ assertion on the connected
PCMCIA interface */
#define SH7750_PCR_A5TED_S 9
#define SH7750_PCR_A6TED 0x01C0 /* Area 6 Address-OE\/WE\ Assertion Delay */
#define SH7750_PCR_A6TED_S 6
#define SH7750_PCR_TED_0WS 0 /* 0 Waits inserted */
#define SH7750_PCR_TED_1WS 1 /* 1 Waits inserted */
#define SH7750_PCR_TED_2WS 2 /* 2 Waits inserted */
#define SH7750_PCR_TED_3WS 3 /* 3 Waits inserted */
#define SH7750_PCR_TED_6WS 4 /* 6 Waits inserted */
#define SH7750_PCR_TED_9WS 5 /* 9 Waits inserted */
#define SH7750_PCR_TED_12WS 6 /* 12 Waits inserted */
#define SH7750_PCR_TED_15WS 7 /* 15 Waits inserted */
#define SH7750_PCR_A5TEH 0x0038 /* Area 5 OE\/WE\ Negation Address delay,
address hold delay time from OE\/WE\
negation in a write on the connected
PCMCIA interface */
#define SH7750_PCR_A5TEH_S 3
#define SH7750_PCR_A6TEH 0x0007 /* Area 6 OE\/WE\ Negation Address delay */
#define SH7750_PCR_A6TEH_S 0
#define SH7750_PCR_TEH_0WS 0 /* 0 Waits inserted */
#define SH7750_PCR_TEH_1WS 1 /* 1 Waits inserted */
#define SH7750_PCR_TEH_2WS 2 /* 2 Waits inserted */
#define SH7750_PCR_TEH_3WS 3 /* 3 Waits inserted */
#define SH7750_PCR_TEH_6WS 4 /* 6 Waits inserted */
#define SH7750_PCR_TEH_9WS 5 /* 9 Waits inserted */
#define SH7750_PCR_TEH_12WS 6 /* 12 Waits inserted */
#define SH7750_PCR_TEH_15WS 7 /* 15 Waits inserted */
/* Refresh Timer Control/Status Register (half) - RTSCR */
#define SH7750_RTCSR_REGOFS 0x80001C /* offset */
#define SH7750_RTCSR SH7750_P4_REG32(SH7750_RTCSR_REGOFS)
#define SH7750_RTCSR_A7 SH7750_A7_REG32(SH7750_RTCSR_REGOFS)
#define SH7750_RTCSR_KEY 0xA500 /* RTCSR write key */
#define SH7750_RTCSR_CMF 0x0080 /* Compare-Match Flag (indicates a
match between the refresh timer
counter and refresh time constant) */
#define SH7750_RTCSR_CMIE 0x0040 /* Compare-Match Interrupt Enable */
#define SH7750_RTCSR_CKS 0x0038 /* Refresh Counter Clock Selects */
#define SH7750_RTCSR_CKS_DIS 0x0000 /* Clock Input Disabled */
#define SH7750_RTCSR_CKS_CKIO_DIV4 0x0008 /* Bus Clock / 4 */
#define SH7750_RTCSR_CKS_CKIO_DIV16 0x0010 /* Bus Clock / 16 */
#define SH7750_RTCSR_CKS_CKIO_DIV64 0x0018 /* Bus Clock / 64 */
#define SH7750_RTCSR_CKS_CKIO_DIV256 0x0020 /* Bus Clock / 256 */
#define SH7750_RTCSR_CKS_CKIO_DIV1024 0x0028 /* Bus Clock / 1024 */
#define SH7750_RTCSR_CKS_CKIO_DIV2048 0x0030 /* Bus Clock / 2048 */
#define SH7750_RTCSR_CKS_CKIO_DIV4096 0x0038 /* Bus Clock / 4096 */
#define SH7750_RTCSR_OVF 0x0004 /* Refresh Count Overflow Flag */
#define SH7750_RTCSR_OVIE 0x0002 /* Refresh Count Overflow Interrupt
Enable */
#define SH7750_RTCSR_LMTS 0x0001 /* Refresh Count Overflow Limit Select */
#define SH7750_RTCSR_LMTS_1024 0x0000 /* Count Limit is 1024 */
#define SH7750_RTCSR_LMTS_512 0x0001 /* Count Limit is 512 */
/* Refresh Timer Counter (half) - RTCNT */
#define SH7750_RTCNT_REGOFS 0x800020 /* offset */
#define SH7750_RTCNT SH7750_P4_REG32(SH7750_RTCNT_REGOFS)
#define SH7750_RTCNT_A7 SH7750_A7_REG32(SH7750_RTCNT_REGOFS)
#define SH7750_RTCNT_KEY 0xA500 /* RTCNT write key */
/* Refresh Time Constant Register (half) - RTCOR */
#define SH7750_RTCOR_REGOFS 0x800024 /* offset */
#define SH7750_RTCOR SH7750_P4_REG32(SH7750_RTCOR_REGOFS)
#define SH7750_RTCOR_A7 SH7750_A7_REG32(SH7750_RTCOR_REGOFS)
#define SH7750_RTCOR_KEY 0xA500 /* RTCOR write key */
/* Refresh Count Register (half) - RFCR */
#define SH7750_RFCR_REGOFS 0x800028 /* offset */
#define SH7750_RFCR SH7750_P4_REG32(SH7750_RFCR_REGOFS)
#define SH7750_RFCR_A7 SH7750_A7_REG32(SH7750_RFCR_REGOFS)
#define SH7750_RFCR_KEY 0xA400 /* RFCR write key */
/* Synchronous DRAM mode registers - SDMR */
#define SH7750_SDMR2_REGOFS 0x900000 /* base offset */
#define SH7750_SDMR2_REGNB 0x0FFC /* nb of register */
#define SH7750_SDMR2 SH7750_P4_REG32(SH7750_SDMR2_REGOFS)
#define SH7750_SDMR2_A7 SH7750_A7_REG32(SH7750_SDMR2_REGOFS)
#define SH7750_SDMR3_REGOFS 0x940000 /* offset */
#define SH7750_SDMR3_REGNB 0x0FFC /* nb of register */
#define SH7750_SDMR3 SH7750_P4_REG32(SH7750_SDMR3_REGOFS)
#define SH7750_SDMR3_A7 SH7750_A7_REG32(SH7750_SDMR3_REGOFS)
/*
* Direct Memory Access Controller (DMAC)
*/
/* DMA Source Address Register - SAR0, SAR1, SAR2, SAR3 */
#define SH7750_SAR_REGOFS(n) (0xA00000 + ((n)*16)) /* offset */
#define SH7750_SAR(n) SH7750_P4_REG32(SH7750_SAR_REGOFS(n))
#define SH7750_SAR_A7(n) SH7750_A7_REG32(SH7750_SAR_REGOFS(n))
#define SH7750_SAR0 SH7750_SAR(0)
#define SH7750_SAR1 SH7750_SAR(1)
#define SH7750_SAR2 SH7750_SAR(2)
#define SH7750_SAR3 SH7750_SAR(3)
#define SH7750_SAR0_A7 SH7750_SAR_A7(0)
#define SH7750_SAR1_A7 SH7750_SAR_A7(1)
#define SH7750_SAR2_A7 SH7750_SAR_A7(2)
#define SH7750_SAR3_A7 SH7750_SAR_A7(3)
/* DMA Destination Address Register - DAR0, DAR1, DAR2, DAR3 */
#define SH7750_DAR_REGOFS(n) (0xA00004 + ((n)*16)) /* offset */
#define SH7750_DAR(n) SH7750_P4_REG32(SH7750_DAR_REGOFS(n))
#define SH7750_DAR_A7(n) SH7750_A7_REG32(SH7750_DAR_REGOFS(n))
#define SH7750_DAR0 SH7750_DAR(0)
#define SH7750_DAR1 SH7750_DAR(1)
#define SH7750_DAR2 SH7750_DAR(2)
#define SH7750_DAR3 SH7750_DAR(3)
#define SH7750_DAR0_A7 SH7750_DAR_A7(0)
#define SH7750_DAR1_A7 SH7750_DAR_A7(1)
#define SH7750_DAR2_A7 SH7750_DAR_A7(2)
#define SH7750_DAR3_A7 SH7750_DAR_A7(3)
/* DMA Transfer Count Register - DMATCR0, DMATCR1, DMATCR2, DMATCR3 */
#define SH7750_DMATCR_REGOFS(n) (0xA00008 + ((n)*16)) /* offset */
#define SH7750_DMATCR(n) SH7750_P4_REG32(SH7750_DMATCR_REGOFS(n))
#define SH7750_DMATCR_A7(n) SH7750_A7_REG32(SH7750_DMATCR_REGOFS(n))
#define SH7750_DMATCR0_P4 SH7750_DMATCR(0)
#define SH7750_DMATCR1_P4 SH7750_DMATCR(1)
#define SH7750_DMATCR2_P4 SH7750_DMATCR(2)
#define SH7750_DMATCR3_P4 SH7750_DMATCR(3)
#define SH7750_DMATCR0_A7 SH7750_DMATCR_A7(0)
#define SH7750_DMATCR1_A7 SH7750_DMATCR_A7(1)
#define SH7750_DMATCR2_A7 SH7750_DMATCR_A7(2)
#define SH7750_DMATCR3_A7 SH7750_DMATCR_A7(3)
/* DMA Channel Control Register - CHCR0, CHCR1, CHCR2, CHCR3 */
#define SH7750_CHCR_REGOFS(n) (0xA0000C + ((n)*16)) /* offset */
#define SH7750_CHCR(n) SH7750_P4_REG32(SH7750_CHCR_REGOFS(n))
#define SH7750_CHCR_A7(n) SH7750_A7_REG32(SH7750_CHCR_REGOFS(n))
#define SH7750_CHCR0 SH7750_CHCR(0)
#define SH7750_CHCR1 SH7750_CHCR(1)
#define SH7750_CHCR2 SH7750_CHCR(2)
#define SH7750_CHCR3 SH7750_CHCR(3)
#define SH7750_CHCR0_A7 SH7750_CHCR_A7(0)
#define SH7750_CHCR1_A7 SH7750_CHCR_A7(1)
#define SH7750_CHCR2_A7 SH7750_CHCR_A7(2)
#define SH7750_CHCR3_A7 SH7750_CHCR_A7(3)
#define SH7750_CHCR_SSA 0xE0000000 /* Source Address Space Attribute */
#define SH7750_CHCR_SSA_PCMCIA 0x00000000 /* Reserved in PCMCIA access */
#define SH7750_CHCR_SSA_DYNBSZ 0x20000000 /* Dynamic Bus Sizing I/O space */
#define SH7750_CHCR_SSA_IO8 0x40000000 /* 8-bit I/O space */
#define SH7750_CHCR_SSA_IO16 0x60000000 /* 16-bit I/O space */
#define SH7750_CHCR_SSA_CMEM8 0x80000000 /* 8-bit common memory space */
#define SH7750_CHCR_SSA_CMEM16 0xA0000000 /* 16-bit common memory space */
#define SH7750_CHCR_SSA_AMEM8 0xC0000000 /* 8-bit attribute memory space */
#define SH7750_CHCR_SSA_AMEM16 0xE0000000 /* 16-bit attribute memory space */
#define SH7750_CHCR_STC 0x10000000 /* Source Address Wait Control Select,
specifies CS5 or CS6 space wait
control for PCMCIA access */
#define SH7750_CHCR_DSA 0x0E000000 /* Source Address Space Attribute */
#define SH7750_CHCR_DSA_PCMCIA 0x00000000 /* Reserved in PCMCIA access */
#define SH7750_CHCR_DSA_DYNBSZ 0x02000000 /* Dynamic Bus Sizing I/O space */
#define SH7750_CHCR_DSA_IO8 0x04000000 /* 8-bit I/O space */
#define SH7750_CHCR_DSA_IO16 0x06000000 /* 16-bit I/O space */
#define SH7750_CHCR_DSA_CMEM8 0x08000000 /* 8-bit common memory space */
#define SH7750_CHCR_DSA_CMEM16 0x0A000000 /* 16-bit common memory space */
#define SH7750_CHCR_DSA_AMEM8 0x0C000000 /* 8-bit attribute memory space */
#define SH7750_CHCR_DSA_AMEM16 0x0E000000 /* 16-bit attribute memory space */
#define SH7750_CHCR_DTC 0x01000000 /* Destination Address Wait Control
Select, specifies CS5 or CS6
space wait control for PCMCIA
access */
#define SH7750_CHCR_DS 0x00080000 /* DREQ\ Select : */
#define SH7750_CHCR_DS_LOWLVL 0x00000000 /* Low Level Detection */
#define SH7750_CHCR_DS_FALL 0x00080000 /* Falling Edge Detection */
#define SH7750_CHCR_RL 0x00040000 /* Request Check Level: */
#define SH7750_CHCR_RL_ACTH 0x00000000 /* DRAK is an active high out */
#define SH7750_CHCR_RL_ACTL 0x00040000 /* DRAK is an active low out */
#define SH7750_CHCR_AM 0x00020000 /* Acknowledge Mode: */
#define SH7750_CHCR_AM_RD 0x00000000 /* DACK is output in read cycle */
#define SH7750_CHCR_AM_WR 0x00020000 /* DACK is output in write cycle */
#define SH7750_CHCR_AL 0x00010000 /* Acknowledge Level: */
#define SH7750_CHCR_AL_ACTH 0x00000000 /* DACK is an active high out */
#define SH7750_CHCR_AL_ACTL 0x00010000 /* DACK is an active low out */
#define SH7750_CHCR_DM 0x0000C000 /* Destination Address Mode: */
#define SH7750_CHCR_DM_FIX 0x00000000 /* Destination Addr Fixed */
#define SH7750_CHCR_DM_INC 0x00004000 /* Destination Addr Incremented */
#define SH7750_CHCR_DM_DEC 0x00008000 /* Destination Addr Decremented */
#define SH7750_CHCR_SM 0x00003000 /* Source Address Mode: */
#define SH7750_CHCR_SM_FIX 0x00000000 /* Source Addr Fixed */
#define SH7750_CHCR_SM_INC 0x00001000 /* Source Addr Incremented */
#define SH7750_CHCR_SM_DEC 0x00002000 /* Source Addr Decremented */
#define SH7750_CHCR_RS 0x00000F00 /* Request Source Select: */
#define SH7750_CHCR_RS_ER_DA_EA_TO_EA 0x000 /* External Request, Dual Address
Mode (External Addr Space->
External Addr Space) */
#define SH7750_CHCR_RS_ER_SA_EA_TO_ED 0x200 /* External Request, Single
Address Mode (External Addr
Space -> External Device) */
#define SH7750_CHCR_RS_ER_SA_ED_TO_EA 0x300 /* External Request, Single
Address Mode, (External
Device -> External Addr
Space) */
#define SH7750_CHCR_RS_AR_EA_TO_EA 0x400 /* Auto-Request (External Addr
Space -> External Addr Space) */
#define SH7750_CHCR_RS_AR_EA_TO_OCP 0x500 /* Auto-Request (External Addr
Space -> On-chip Peripheral
Module) */
#define SH7750_CHCR_RS_AR_OCP_TO_EA 0x600 /* Auto-Request (On-chip
Peripheral Module ->
External Addr Space */
#define SH7750_CHCR_RS_SCITX_EA_TO_SC 0x800 /* SCI Transmit-Data-Empty intr
transfer request (external
address space -> SCTDR1) */
#define SH7750_CHCR_RS_SCIRX_SC_TO_EA 0x900 /* SCI Receive-Data-Full intr
transfer request (SCRDR1 ->
External Addr Space) */
#define SH7750_CHCR_RS_SCIFTX_EA_TO_SC 0xA00 /* SCIF Transmit-Data-Empty intr
transfer request (external
address space -> SCFTDR1) */
#define SH7750_CHCR_RS_SCIFRX_SC_TO_EA 0xB00 /* SCIF Receive-Data-Full intr
transfer request (SCFRDR2 ->
External Addr Space) */
#define SH7750_CHCR_RS_TMU2_EA_TO_EA 0xC00 /* TMU Channel 2 (input capture
interrupt), (external address
space -> external address
space) */
#define SH7750_CHCR_RS_TMU2_EA_TO_OCP 0xD00 /* TMU Channel 2 (input capture
interrupt), (external address
space -> on-chip peripheral
module) */
#define SH7750_CHCR_RS_TMU2_OCP_TO_EA 0xE00 /* TMU Channel 2 (input capture
interrupt), (on-chip
peripheral module -> external
address space) */
#define SH7750_CHCR_TM 0x00000080 /* Transmit mode: */
#define SH7750_CHCR_TM_CSTEAL 0x00000000 /* Cycle Steal Mode */
#define SH7750_CHCR_TM_BURST 0x00000080 /* Burst Mode */
#define SH7750_CHCR_TS 0x00000070 /* Transmit Size: */
#define SH7750_CHCR_TS_QUAD 0x00000000 /* Quadword Size (64 bits) */
#define SH7750_CHCR_TS_BYTE 0x00000010 /* Byte Size (8 bit) */
#define SH7750_CHCR_TS_WORD 0x00000020 /* Word Size (16 bit) */
#define SH7750_CHCR_TS_LONG 0x00000030 /* Longword Size (32 bit) */
#define SH7750_CHCR_TS_BLOCK 0x00000040 /* 32-byte block transfer */
#define SH7750_CHCR_IE 0x00000004 /* Interrupt Enable */
#define SH7750_CHCR_TE 0x00000002 /* Transfer End */
#define SH7750_CHCR_DE 0x00000001 /* DMAC Enable */
/* DMA Operation Register - DMAOR */
#define SH7750_DMAOR_REGOFS 0xA00040 /* offset */
#define SH7750_DMAOR SH7750_P4_REG32(SH7750_DMAOR_REGOFS)
#define SH7750_DMAOR_A7 SH7750_A7_REG32(SH7750_DMAOR_REGOFS)
#define SH7750_DMAOR_DDT 0x00008000 /* On-Demand Data Transfer Mode */
#define SH7750_DMAOR_PR 0x00000300 /* Priority Mode: */
#define SH7750_DMAOR_PR_0123 0x00000000 /* CH0 > CH1 > CH2 > CH3 */
#define SH7750_DMAOR_PR_0231 0x00000100 /* CH0 > CH2 > CH3 > CH1 */
#define SH7750_DMAOR_PR_2013 0x00000200 /* CH2 > CH0 > CH1 > CH3 */
#define SH7750_DMAOR_PR_RR 0x00000300 /* Round-robin mode */
#define SH7750_DMAOR_COD 0x00000010 /* Check Overrun for DREQ\ */
#define SH7750_DMAOR_AE 0x00000004 /* Address Error flag */
#define SH7750_DMAOR_NMIF 0x00000002 /* NMI Flag */
#define SH7750_DMAOR_DME 0x00000001 /* DMAC Master Enable */
/*
* I/O Ports
*/
/* Port Control Register A - PCTRA */
#define SH7750_PCTRA_REGOFS 0x80002C /* offset */
#define SH7750_PCTRA SH7750_P4_REG32(SH7750_PCTRA_REGOFS)
#define SH7750_PCTRA_A7 SH7750_A7_REG32(SH7750_PCTRA_REGOFS)
#define SH7750_PCTRA_PBPUP(n) 0 /* Bit n is pulled up */
#define SH7750_PCTRA_PBNPUP(n) (1 << ((n)*2+1)) /* Bit n is not pulled up */
#define SH7750_PCTRA_PBINP(n) 0 /* Bit n is an input */
#define SH7750_PCTRA_PBOUT(n) (1 << ((n)*2)) /* Bit n is an output */
/* Port Data Register A - PDTRA(half) */
#define SH7750_PDTRA_REGOFS 0x800030 /* offset */
#define SH7750_PDTRA SH7750_P4_REG32(SH7750_PDTRA_REGOFS)
#define SH7750_PDTRA_A7 SH7750_A7_REG32(SH7750_PDTRA_REGOFS)
#define SH7750_PDTRA_BIT(n) (1 << (n))
/* Port Control Register B - PCTRB */
#define SH7750_PCTRB_REGOFS 0x800040 /* offset */
#define SH7750_PCTRB SH7750_P4_REG32(SH7750_PCTRB_REGOFS)
#define SH7750_PCTRB_A7 SH7750_A7_REG32(SH7750_PCTRB_REGOFS)
#define SH7750_PCTRB_PBPUP(n) 0 /* Bit n is pulled up */
#define SH7750_PCTRB_PBNPUP(n) (1 << ((n-16)*2+1)) /* Bit n is not pulled up */
#define SH7750_PCTRB_PBINP(n) 0 /* Bit n is an input */
#define SH7750_PCTRB_PBOUT(n) (1 << ((n-16)*2)) /* Bit n is an output */
/* Port Data Register B - PDTRB(half) */
#define SH7750_PDTRB_REGOFS 0x800044 /* offset */
#define SH7750_PDTRB SH7750_P4_REG32(SH7750_PDTRB_REGOFS)
#define SH7750_PDTRB_A7 SH7750_A7_REG32(SH7750_PDTRB_REGOFS)
#define SH7750_PDTRB_BIT(n) (1 << ((n)-16))
/* GPIO Interrupt Control Register - GPIOIC(half) */
#define SH7750_GPIOIC_REGOFS 0x800048 /* offset */
#define SH7750_GPIOIC SH7750_P4_REG32(SH7750_GPIOIC_REGOFS)
#define SH7750_GPIOIC_A7 SH7750_A7_REG32(SH7750_GPIOIC_REGOFS)
#define SH7750_GPIOIC_PTIREN(n) (1 << (n)) /* Port n is used as a GPIO int */
/*
* Interrupt Controller - INTC
*/
/* Interrupt Control Register - ICR (half) */
#define SH7750_ICR_REGOFS 0xD00000 /* offset */
#define SH7750_ICR SH7750_P4_REG32(SH7750_ICR_REGOFS)
#define SH7750_ICR_A7 SH7750_A7_REG32(SH7750_ICR_REGOFS)
#define SH7750_ICR_NMIL 0x8000 /* NMI Input Level */
#define SH7750_ICR_MAI 0x4000 /* NMI Interrupt Mask */
#define SH7750_ICR_NMIB 0x0200 /* NMI Block Mode: */
#define SH7750_ICR_NMIB_BLK 0x0000 /* NMI requests held pending while
SR.BL bit is set to 1 */
#define SH7750_ICR_NMIB_NBLK 0x0200 /* NMI requests detected when SR.BL bit
set to 1 */
#define SH7750_ICR_NMIE 0x0100 /* NMI Edge Select: */
#define SH7750_ICR_NMIE_FALL 0x0000 /* Interrupt request detected on falling
edge of NMI input */
#define SH7750_ICR_NMIE_RISE 0x0100 /* Interrupt request detected on rising
edge of NMI input */
#define SH7750_ICR_IRLM 0x0080 /* IRL Pin Mode: */
#define SH7750_ICR_IRLM_ENC 0x0000 /* IRL\ pins used as a level-encoded
interrupt requests */
#define SH7750_ICR_IRLM_RAW 0x0080 /* IRL\ pins used as a four independent
interrupt requests */
/*
* User Break Controller registers
*/
#define SH7750_BARA 0x200000 /* Break address regiser A */
#define SH7750_BAMRA 0x200004 /* Break address mask regiser A */
#define SH7750_BBRA 0x200008 /* Break bus cycle regiser A */
#define SH7750_BARB 0x20000c /* Break address regiser B */
#define SH7750_BAMRB 0x200010 /* Break address mask regiser B */
#define SH7750_BBRB 0x200014 /* Break bus cycle regiser B */
#define SH7750_BASRB 0x000018 /* Break ASID regiser B */
#define SH7750_BDRB 0x200018 /* Break data regiser B */
#define SH7750_BDMRB 0x20001c /* Break data mask regiser B */
#define SH7750_BRCR 0x200020 /* Break control register */
#define SH7750_BRCR_UDBE 0x0001 /* User break debug enable bit */
/*
* Missing in RTEMS, added for QEMU
*/
#define SH7750_BCR3_A7 0x1f800050
#define SH7750_BCR4_A7 0x1e0a00f0
#endif
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