litex/software/include/base/spr-defs.h

697 lines
26 KiB
C

/* spr-defs.h - Special purpose registers definitions file
Copyright (C) 2000 Damjan Lampret
Copyright (C) 2008, 2010 Embecosm Limited
Contributor Damjan Lampret <lampret@opencores.org>
Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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 3 of the License, or (at your option)
any later version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see <http: www.gnu.org/licenses/>. */
/* ----------------------------------------------------------------------------
This code is commented throughout for use with Doxygen.
--------------------------------------------------------------------------*/
#ifndef SPR_DEFS__H
#define SPR_DEFS__H
/* Definition of special-purpose registers (SPRs). */
#define MAX_GRPS (32)
#define MAX_SPRS_PER_GRP_BITS (11)
#define MAX_SPRS_PER_GRP (1 << MAX_SPRS_PER_GRP_BITS)
#define MAX_SPRS (0x10000)
/* Base addresses for the groups */
#define SPRGROUP_SYS (0<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_DMMU (1<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_IMMU (2<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_DC (3<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_IC (4<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_MAC (5<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_D (6<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_PC (7<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_PM (8<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_PIC (9<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_TT (10<< MAX_SPRS_PER_GRP_BITS)
#define SPRGROUP_FP (11<< MAX_SPRS_PER_GRP_BITS)
/* System control and status group */
#define SPR_VR (SPRGROUP_SYS + 0)
#define SPR_UPR (SPRGROUP_SYS + 1)
#define SPR_CPUCFGR (SPRGROUP_SYS + 2)
#define SPR_DMMUCFGR (SPRGROUP_SYS + 3)
#define SPR_IMMUCFGR (SPRGROUP_SYS + 4)
#define SPR_DCCFGR (SPRGROUP_SYS + 5)
#define SPR_ICCFGR (SPRGROUP_SYS + 6)
#define SPR_DCFGR (SPRGROUP_SYS + 7)
#define SPR_PCCFGR (SPRGROUP_SYS + 8)
#define SPR_VR2 (SPRGROUP_SYS + 9)
#define SPR_AVR (SPRGROUP_SYS + 10)
#define SPR_EVBAR (SPRGROUP_SYS + 11)
#define SPR_AECR (SPRGROUP_SYS + 12)
#define SPR_AESR (SPRGROUP_SYS + 13)
#define SPR_NPC (SPRGROUP_SYS + 16) /* CZ 21/06/01 */
#define SPR_SR (SPRGROUP_SYS + 17) /* CZ 21/06/01 */
#define SPR_PPC (SPRGROUP_SYS + 18) /* CZ 21/06/01 */
#define SPR_FPCSR (SPRGROUP_SYS + 20) /* CZ 21/06/01 */
#define SPR_ISR_BASE (SPRGROUP_SYS + 21)
#define SPR_EPCR_BASE (SPRGROUP_SYS + 32) /* CZ 21/06/01 */
#define SPR_EPCR_LAST (SPRGROUP_SYS + 47) /* CZ 21/06/01 */
#define SPR_EEAR_BASE (SPRGROUP_SYS + 48)
#define SPR_EEAR_LAST (SPRGROUP_SYS + 63)
#define SPR_ESR_BASE (SPRGROUP_SYS + 64)
#define SPR_ESR_LAST (SPRGROUP_SYS + 79)
#define SPR_GPR_BASE (SPRGROUP_SYS + 1024)
/* Data MMU group */
#define SPR_DMMUCR (SPRGROUP_DMMU + 0)
#define SPR_DTLBEIR (SPRGROUP_DMMU + 2)
#define SPR_DTLBMR_BASE(WAY) (SPRGROUP_DMMU + 0x200 + (WAY) * 0x100)
#define SPR_DTLBMR_LAST(WAY) (SPRGROUP_DMMU + 0x27f + (WAY) * 0x100)
#define SPR_DTLBTR_BASE(WAY) (SPRGROUP_DMMU + 0x280 + (WAY) * 0x100)
#define SPR_DTLBTR_LAST(WAY) (SPRGROUP_DMMU + 0x2ff + (WAY) * 0x100)
/* Instruction MMU group */
#define SPR_IMMUCR (SPRGROUP_IMMU + 0)
#define SPR_ITLBEIR (SPRGROUP_IMMU + 2)
#define SPR_ITLBMR_BASE(WAY) (SPRGROUP_IMMU + 0x200 + (WAY) * 0x100)
#define SPR_ITLBMR_LAST(WAY) (SPRGROUP_IMMU + 0x27f + (WAY) * 0x100)
#define SPR_ITLBTR_BASE(WAY) (SPRGROUP_IMMU + 0x280 + (WAY) * 0x100)
#define SPR_ITLBTR_LAST(WAY) (SPRGROUP_IMMU + 0x2ff + (WAY) * 0x100)
/* Data cache group */
#define SPR_DCCR (SPRGROUP_DC + 0)
#define SPR_DCBPR (SPRGROUP_DC + 1)
#define SPR_DCBFR (SPRGROUP_DC + 2)
#define SPR_DCBIR (SPRGROUP_DC + 3)
#define SPR_DCBWR (SPRGROUP_DC + 4)
#define SPR_DCBLR (SPRGROUP_DC + 5)
#define SPR_DCR_BASE(WAY) (SPRGROUP_DC + 0x200 + (WAY) * 0x200)
#define SPR_DCR_LAST(WAY) (SPRGROUP_DC + 0x3ff + (WAY) * 0x200)
/* Instruction cache group */
#define SPR_ICCR (SPRGROUP_IC + 0)
#define SPR_ICBPR (SPRGROUP_IC + 1)
#define SPR_ICBIR (SPRGROUP_IC + 2)
#define SPR_ICBLR (SPRGROUP_IC + 3)
#define SPR_ICR_BASE(WAY) (SPRGROUP_IC + 0x200 + (WAY) * 0x200)
#define SPR_ICR_LAST(WAY) (SPRGROUP_IC + 0x3ff + (WAY) * 0x200)
/* MAC group */
#define SPR_MACLO (SPRGROUP_MAC + 1)
#define SPR_MACHI (SPRGROUP_MAC + 2)
/* Debug group */
#define SPR_DVR(N) (SPRGROUP_D + (N))
#define SPR_DCR(N) (SPRGROUP_D + 8 + (N))
#define SPR_DMR1 (SPRGROUP_D + 16)
#define SPR_DMR2 (SPRGROUP_D + 17)
#define SPR_DWCR0 (SPRGROUP_D + 18)
#define SPR_DWCR1 (SPRGROUP_D + 19)
#define SPR_DSR (SPRGROUP_D + 20)
#define SPR_DRR (SPRGROUP_D + 21)
/* Performance counters group */
#define SPR_PCCR(N) (SPRGROUP_PC + (N))
#define SPR_PCMR(N) (SPRGROUP_PC + 8 + (N))
/* Power management group */
#define SPR_PMR (SPRGROUP_PM + 0)
/* PIC group */
#define SPR_PICMR (SPRGROUP_PIC + 0)
#define SPR_PICPR (SPRGROUP_PIC + 1)
#define SPR_PICSR (SPRGROUP_PIC + 2)
/* Tick Timer group */
#define SPR_TTMR (SPRGROUP_TT + 0)
#define SPR_TTCR (SPRGROUP_TT + 1)
/*
* Bit definitions for the Version Register
*
*/
#define SPR_VR_VER 0xff000000 /* Processor version */
#define SPR_VR_CFG 0x00ff0000 /* Processor configuration */
#define SPR_VR_RES 0x0000ff80 /* Reserved */
#define SPR_VR_UVRP 0x00000040 /* Updated version register present */
#define SPR_VR_REV 0x0000003f /* Processor revision */
#define SPR_VR_VER_OFF 24
#define SPR_VR_CFG_OFF 16
#define SPR_VR_UVRP_OFF 6
#define SPR_VR_REV_OFF 0
/*
* Bit definitions for the Unit Present Register
*
*/
#define SPR_UPR_UP 0x00000001 /* UPR present */
#define SPR_UPR_DCP 0x00000002 /* Data cache present */
#define SPR_UPR_ICP 0x00000004 /* Instruction cache present */
#define SPR_UPR_DMP 0x00000008 /* Data MMU present */
#define SPR_UPR_IMP 0x00000010 /* Instruction MMU present */
#define SPR_UPR_MP 0x00000020 /* MAC present */
#define SPR_UPR_DUP 0x00000040 /* Debug unit present */
#define SPR_UPR_PCUP 0x00000080 /* Performance counters unit present */
#define SPR_UPR_PMP 0x00000100 /* Power management present */
#define SPR_UPR_PICP 0x00000200 /* PIC present */
#define SPR_UPR_TTP 0x00000400 /* Tick timer present */
#define SPR_UPR_RES 0x00fe0000 /* Reserved */
#define SPR_UPR_CUP 0xff000000 /* Context units present */
/*
* JPB: Bit definitions for the CPU configuration register
*
*/
#define SPR_CPUCFGR_NSGF 0x0000000f /* Number of shadow GPR files */
#define SPR_CPUCFGR_CGF 0x00000010 /* Custom GPR file */
#define SPR_CPUCFGR_OB32S 0x00000020 /* ORBIS32 supported */
#define SPR_CPUCFGR_OB64S 0x00000040 /* ORBIS64 supported */
#define SPR_CPUCFGR_OF32S 0x00000080 /* ORFPX32 supported */
#define SPR_CPUCFGR_OF64S 0x00000100 /* ORFPX64 supported */
#define SPR_CPUCFGR_OV64S 0x00000200 /* ORVDX64 supported */
#define SPR_CPUCFGR_ND 0x00000400 /* No delay-slot */
#define SPR_CPUCFGR_AVRP 0x00000800 /* Architecture version register present */
#define SPR_CPUCFGR_EVBARP 0x00001000 /* Exception vector base address register
present */
#define SPR_CPUCFGR_ISRP 0x00002000 /* Implementation-specific registers present */
#define SPR_CPUCFGR_AECSRP 0x00004000 /* Arithmetic exception control/status
registers present */
#define SPR_CPUCFGR_RES 0xffff8000 /* Reserved */
/*
* Bit definitions for the Version Register 2
*
*/
#define SPR_VR2_CPUID 0xff000000 /* Unique CPU identifier */
#define SPR_VR2_VER 0x00ffffff /* Version */
#define SPR_VR2_CPUID_OFF 24
#define SPR_VR2_VER_OFF 0
#define SPR_VR2_CPUID_OR1KSIM 0x00
#define SPR_VR2_CPUID_MOR1KX 0x01
#define SPR_VR2_CPUID_OR1200 0x12
#define SPR_VR2_CPUID_ALTOR32 0x32
#define SPR_VR2_CPUID_OR10 0x10
/*
* Bit definitions for the Architecture Version register
*
*/
#define SPR_AVR_MAJ 0xff000000 /* Major architecture version number */
#define SPR_AVR_MIN 0x00ff0000 /* Minor architecture version number */
#define SPR_AVR_REV 0x0000ff00 /* Architecture revision number */
#define SPR_AVR_RES 0x000000ff /* Reserved */
#define SPR_AVR_MAJ_OFF 24
#define SPR_AVR_MIN_OFF 16
#define SPR_AVR_REV_OFF 8
/*
* Bit definitions for the Exception Base Address register
*
*/
#define SPR_EVBAR_EVBA 0xffffe000 /* Exception vector base address */
#define SPR_EVBAR_RES 0x00001fff /* Reserved */
#define SPR_EVBAR_EVBA_OFF 13
/*
* Bit definitions for the Arithmetic Exception Control register
*
*/
#define SPR_AECR_CYADDE 0x00000001 /* Carry on add/subtract exception */
#define SPR_AECR_OVADDE 0x00000002 /* Overflow on add/subtract exception */
#define SPR_AECR_CYMULE 0x00000004 /* Carry on multiply exception */
#define SPR_AECR_OVMULE 0x00000008 /* Overflow on multiply exception */
#define SPR_AECR_DBZE 0x00000010 /* Divide by zero exception */
#define SPR_AECR_CYMACADDE 0x00000020 /* Carry on MAC add/subtract exception */
#define SPR_AECR_OVMACADDE 0x00000040 /* Overflow on MAC add/subtract exception */
#define SPR_AECR_CYADDE_OFF 0
#define SPR_AECR_OVADDE_OFF 1
#define SPR_AECR_CYMULE_OFF 2
#define SPR_AECR_OVMULE_OFF 3
#define SPR_AECR_DBZE_OFF 4
#define SPR_AECR_CYMACADDE_OFF 5
#define SPR_AECR_OVMACADDE_OFF 6
/*
* Bit definitions for the Arithmetic Exception Status register
*
*/
#define SPR_AESR_CYADDE 0x00000001 /* Carry on add/subtract exception */
#define SPR_AESR_OVADDE 0x00000002 /* Overflow on add/subtract exception */
#define SPR_AESR_CYMULE 0x00000004 /* Carry on multiply exception */
#define SPR_AESR_OVMULE 0x00000008 /* Overflow on multiply exception */
#define SPR_AESR_DBZE 0x00000010 /* Divide by zero exception */
#define SPR_AESR_CYMACADDE 0x00000020 /* Carry on MAC add/subtract exception */
#define SPR_AESR_OVMACADDE 0x00000040 /* Overflow on MAC add/subtract exception */
#define SPR_AESR_CYADDE_OFF 0
#define SPR_AESR_OVADDE_OFF 1
#define SPR_AESR_CYMULE_OFF 2
#define SPR_AESR_OVMULE_OFF 3
#define SPR_AESR_DBZE_OFF 4
#define SPR_AESR_CYMACADDE_OFF 5
#define SPR_AESR_OVMACADDE_OFF 6
/*
* JPB: Bit definitions for the Debug configuration register and other
* constants.
*
*/
#define SPR_DCFGR_NDP 0x00000007 /* Number of matchpoints mask */
#define SPR_DCFGR_NDP1 0x00000000 /* One matchpoint supported */
#define SPR_DCFGR_NDP2 0x00000001 /* Two matchpoints supported */
#define SPR_DCFGR_NDP3 0x00000002 /* Three matchpoints supported */
#define SPR_DCFGR_NDP4 0x00000003 /* Four matchpoints supported */
#define SPR_DCFGR_NDP5 0x00000004 /* Five matchpoints supported */
#define SPR_DCFGR_NDP6 0x00000005 /* Six matchpoints supported */
#define SPR_DCFGR_NDP7 0x00000006 /* Seven matchpoints supported */
#define SPR_DCFGR_NDP8 0x00000007 /* Eight matchpoints supported */
#define SPR_DCFGR_WPCI 0x00000008 /* Watchpoint counters implemented */
#define MATCHPOINTS_TO_NDP(n) (1 == n ? SPR_DCFGR_NDP1 : \
2 == n ? SPR_DCFGR_NDP2 : \
3 == n ? SPR_DCFGR_NDP3 : \
4 == n ? SPR_DCFGR_NDP4 : \
5 == n ? SPR_DCFGR_NDP5 : \
6 == n ? SPR_DCFGR_NDP6 : \
7 == n ? SPR_DCFGR_NDP7 : SPR_DCFGR_NDP8)
#define MAX_MATCHPOINTS 8
#define MAX_WATCHPOINTS (MAX_MATCHPOINTS + 2)
/*
* Bit definitions for the Supervision Register
*
*/
#define SPR_SR_SM 0x00000001 /* Supervisor Mode */
#define SPR_SR_TEE 0x00000002 /* Tick timer Exception Enable */
#define SPR_SR_IEE 0x00000004 /* Interrupt Exception Enable */
#define SPR_SR_DCE 0x00000008 /* Data Cache Enable */
#define SPR_SR_ICE 0x00000010 /* Instruction Cache Enable */
#define SPR_SR_DME 0x00000020 /* Data MMU Enable */
#define SPR_SR_IME 0x00000040 /* Instruction MMU Enable */
#define SPR_SR_LEE 0x00000080 /* Little Endian Enable */
#define SPR_SR_CE 0x00000100 /* CID Enable */
#define SPR_SR_F 0x00000200 /* Condition Flag */
#define SPR_SR_CY 0x00000400 /* Carry flag */
#define SPR_SR_OV 0x00000800 /* Overflow flag */
#define SPR_SR_OVE 0x00001000 /* Overflow flag Exception */
#define SPR_SR_DSX 0x00002000 /* Delay Slot Exception */
#define SPR_SR_EPH 0x00004000 /* Exception Prefix High */
#define SPR_SR_FO 0x00008000 /* Fixed one */
#define SPR_SR_SUMRA 0x00010000 /* Supervisor SPR read access */
#define SPR_SR_RES 0x0ffe0000 /* Reserved */
#define SPR_SR_CID 0xf0000000 /* Context ID */
/*
* Bit definitions for the Data MMU Control Register
*
*/
#define SPR_DMMUCR_P2S 0x0000003e /* Level 2 Page Size */
#define SPR_DMMUCR_P1S 0x000007c0 /* Level 1 Page Size */
#define SPR_DMMUCR_VADDR_WIDTH 0x0000f800 /* Virtual ADDR Width */
#define SPR_DMMUCR_PADDR_WIDTH 0x000f0000 /* Physical ADDR Width */
/*
* Bit definitions for the Instruction MMU Control Register
*
*/
#define SPR_IMMUCR_P2S 0x0000003e /* Level 2 Page Size */
#define SPR_IMMUCR_P1S 0x000007c0 /* Level 1 Page Size */
#define SPR_IMMUCR_VADDR_WIDTH 0x0000f800 /* Virtual ADDR Width */
#define SPR_IMMUCR_PADDR_WIDTH 0x000f0000 /* Physical ADDR Width */
/*
* Bit definitions for the Data TLB Match Register
*
*/
#define SPR_DTLBMR_V 0x00000001 /* Valid */
#define SPR_DTLBMR_PL1 0x00000002 /* Page Level 1 (if 0 then PL2) */
#define SPR_DTLBMR_CID 0x0000003c /* Context ID */
#define SPR_DTLBMR_LRU 0x000000c0 /* Least Recently Used */
#define SPR_DTLBMR_VPN 0xffffe000 /* Virtual Page Number */
/*
* Bit definitions for the Data TLB Translate Register
*
*/
#define SPR_DTLBTR_CC 0x00000001 /* Cache Coherency */
#define SPR_DTLBTR_CI 0x00000002 /* Cache Inhibit */
#define SPR_DTLBTR_WBC 0x00000004 /* Write-Back Cache */
#define SPR_DTLBTR_WOM 0x00000008 /* Weakly-Ordered Memory */
#define SPR_DTLBTR_A 0x00000010 /* Accessed */
#define SPR_DTLBTR_D 0x00000020 /* Dirty */
#define SPR_DTLBTR_URE 0x00000040 /* User Read Enable */
#define SPR_DTLBTR_UWE 0x00000080 /* User Write Enable */
#define SPR_DTLBTR_SRE 0x00000100 /* Supervisor Read Enable */
#define SPR_DTLBTR_SWE 0x00000200 /* Supervisor Write Enable */
#define SPR_DTLBTR_PPN 0xffffe000 /* Physical Page Number */
#define DTLB_PR_NOLIMIT ( SPR_DTLBTR_URE | \
SPR_DTLBTR_UWE | \
SPR_DTLBTR_SRE | \
SPR_DTLBTR_SWE )
/*
* Bit definitions for the Instruction TLB Match Register
*
*/
#define SPR_ITLBMR_V 0x00000001 /* Valid */
#define SPR_ITLBMR_PL1 0x00000002 /* Page Level 1 (if 0 then PL2) */
#define SPR_ITLBMR_CID 0x0000003c /* Context ID */
#define SPR_ITLBMR_LRU 0x000000c0 /* Least Recently Used */
#define SPR_ITLBMR_VPN 0xffffe000 /* Virtual Page Number */
/*
* Bit definitions for the Instruction TLB Translate Register
*
*/
#define SPR_ITLBTR_CC 0x00000001 /* Cache Coherency */
#define SPR_ITLBTR_CI 0x00000002 /* Cache Inhibit */
#define SPR_ITLBTR_WBC 0x00000004 /* Write-Back Cache */
#define SPR_ITLBTR_WOM 0x00000008 /* Weakly-Ordered Memory */
#define SPR_ITLBTR_A 0x00000010 /* Accessed */
#define SPR_ITLBTR_D 0x00000020 /* Dirty */
#define SPR_ITLBTR_SXE 0x00000040 /* User Read Enable */
#define SPR_ITLBTR_UXE 0x00000080 /* User Write Enable */
#define SPR_ITLBTR_PPN 0xffffe000 /* Physical Page Number */
#define ITLB_PR_NOLIMIT ( SPR_ITLBTR_SXE | \
SPR_ITLBTR_UXE )
/*
* Bit definitions for Data Cache Control register
*
*/
#define SPR_DCCR_EW 0x000000ff /* Enable ways */
/*
* Bit definitions for Insn Cache Control register
*
*/
#define SPR_ICCR_EW 0x000000ff /* Enable ways */
/*
* Bit definitions for Data Cache Configuration Register
*
*/
#define SPR_DCCFGR_NCW 0x00000007
#define SPR_DCCFGR_NCS 0x00000078
#define SPR_DCCFGR_CBS 0x00000080
#define SPR_DCCFGR_CWS 0x00000100
#define SPR_DCCFGR_CCRI 0x00000200
#define SPR_DCCFGR_CBIRI 0x00000400
#define SPR_DCCFGR_CBPRI 0x00000800
#define SPR_DCCFGR_CBLRI 0x00001000
#define SPR_DCCFGR_CBFRI 0x00002000
#define SPR_DCCFGR_CBWBRI 0x00004000
#define SPR_DCCFGR_NCW_OFF 0
#define SPR_DCCFGR_NCS_OFF 3
#define SPR_DCCFGR_CBS_OFF 7
/*
* Bit definitions for Instruction Cache Configuration Register
*
*/
#define SPR_ICCFGR_NCW 0x00000007
#define SPR_ICCFGR_NCS 0x00000078
#define SPR_ICCFGR_CBS 0x00000080
#define SPR_ICCFGR_CCRI 0x00000200
#define SPR_ICCFGR_CBIRI 0x00000400
#define SPR_ICCFGR_CBPRI 0x00000800
#define SPR_ICCFGR_CBLRI 0x00001000
#define SPR_ICCFGR_NCW_OFF 0
#define SPR_ICCFGR_NCS_OFF 3
#define SPR_ICCFGR_CBS_OFF 7
/*
* Bit definitions for Data MMU Configuration Register
*
*/
#define SPR_DMMUCFGR_NTW 0x00000003
#define SPR_DMMUCFGR_NTS 0x0000001C
#define SPR_DMMUCFGR_NAE 0x000000E0
#define SPR_DMMUCFGR_CRI 0x00000100
#define SPR_DMMUCFGR_PRI 0x00000200
#define SPR_DMMUCFGR_TEIRI 0x00000400
#define SPR_DMMUCFGR_HTR 0x00000800
#define SPR_DMMUCFGR_NTW_OFF 0
#define SPR_DMMUCFGR_NTS_OFF 2
/*
* Bit definitions for Instruction MMU Configuration Register
*
*/
#define SPR_IMMUCFGR_NTW 0x00000003
#define SPR_IMMUCFGR_NTS 0x0000001C
#define SPR_IMMUCFGR_NAE 0x000000E0
#define SPR_IMMUCFGR_CRI 0x00000100
#define SPR_IMMUCFGR_PRI 0x00000200
#define SPR_IMMUCFGR_TEIRI 0x00000400
#define SPR_IMMUCFGR_HTR 0x00000800
#define SPR_IMMUCFGR_NTW_OFF 0
#define SPR_IMMUCFGR_NTS_OFF 2
/*
* Bit definitions for Debug Control registers
*
*/
#define SPR_DCR_DP 0x00000001 /* DVR/DCR present */
#define SPR_DCR_CC 0x0000000e /* Compare condition */
#define SPR_DCR_SC 0x00000010 /* Signed compare */
#define SPR_DCR_CT 0x000000e0 /* Compare to */
/* Bit results with SPR_DCR_CC mask */
#define SPR_DCR_CC_MASKED 0x00000000
#define SPR_DCR_CC_EQUAL 0x00000002
#define SPR_DCR_CC_LESS 0x00000004
#define SPR_DCR_CC_LESSE 0x00000006
#define SPR_DCR_CC_GREAT 0x00000008
#define SPR_DCR_CC_GREATE 0x0000000a
#define SPR_DCR_CC_NEQUAL 0x0000000c
/* Bit results with SPR_DCR_CT mask */
#define SPR_DCR_CT_DISABLED 0x00000000
#define SPR_DCR_CT_IFEA 0x00000020
#define SPR_DCR_CT_LEA 0x00000040
#define SPR_DCR_CT_SEA 0x00000060
#define SPR_DCR_CT_LD 0x00000080
#define SPR_DCR_CT_SD 0x000000a0
#define SPR_DCR_CT_LSEA 0x000000c0
#define SPR_DCR_CT_LSD 0x000000e0
/* SPR_DCR_CT_LSD doesn't seem to be implemented anywhere in or1ksim. 2004-1-30 HP */
/*
* Bit definitions for Debug Mode 1 register
*
*/
#define SPR_DMR1_CW 0x000fffff /* Chain register pair data */
#define SPR_DMR1_CW0_AND 0x00000001
#define SPR_DMR1_CW0_OR 0x00000002
#define SPR_DMR1_CW0 (SPR_DMR1_CW0_AND | SPR_DMR1_CW0_OR)
#define SPR_DMR1_CW1_AND 0x00000004
#define SPR_DMR1_CW1_OR 0x00000008
#define SPR_DMR1_CW1 (SPR_DMR1_CW1_AND | SPR_DMR1_CW1_OR)
#define SPR_DMR1_CW2_AND 0x00000010
#define SPR_DMR1_CW2_OR 0x00000020
#define SPR_DMR1_CW2 (SPR_DMR1_CW2_AND | SPR_DMR1_CW2_OR)
#define SPR_DMR1_CW3_AND 0x00000040
#define SPR_DMR1_CW3_OR 0x00000080
#define SPR_DMR1_CW3 (SPR_DMR1_CW3_AND | SPR_DMR1_CW3_OR)
#define SPR_DMR1_CW4_AND 0x00000100
#define SPR_DMR1_CW4_OR 0x00000200
#define SPR_DMR1_CW4 (SPR_DMR1_CW4_AND | SPR_DMR1_CW4_OR)
#define SPR_DMR1_CW5_AND 0x00000400
#define SPR_DMR1_CW5_OR 0x00000800
#define SPR_DMR1_CW5 (SPR_DMR1_CW5_AND | SPR_DMR1_CW5_OR)
#define SPR_DMR1_CW6_AND 0x00001000
#define SPR_DMR1_CW6_OR 0x00002000
#define SPR_DMR1_CW6 (SPR_DMR1_CW6_AND | SPR_DMR1_CW6_OR)
#define SPR_DMR1_CW7_AND 0x00004000
#define SPR_DMR1_CW7_OR 0x00008000
#define SPR_DMR1_CW7 (SPR_DMR1_CW7_AND | SPR_DMR1_CW7_OR)
#define SPR_DMR1_CW8_AND 0x00010000
#define SPR_DMR1_CW8_OR 0x00020000
#define SPR_DMR1_CW8 (SPR_DMR1_CW8_AND | SPR_DMR1_CW8_OR)
#define SPR_DMR1_CW9_AND 0x00040000
#define SPR_DMR1_CW9_OR 0x00080000
#define SPR_DMR1_CW9 (SPR_DMR1_CW9_AND | SPR_DMR1_CW9_OR)
#define SPR_DMR1_RES1 0x00300000 /* Reserved */
#define SPR_DMR1_ST 0x00400000 /* Single-step trace*/
#define SPR_DMR1_BT 0x00800000 /* Branch trace */
#define SPR_DMR1_RES2 0xff000000 /* Reserved */
/*
* Bit definitions for Debug Mode 2 register. AWTC and WGB corrected by JPB
*
*/
#define SPR_DMR2_WCE0 0x00000001 /* Watchpoint counter 0 enable */
#define SPR_DMR2_WCE1 0x00000002 /* Watchpoint counter 0 enable */
#define SPR_DMR2_AWTC 0x00000ffc /* Assign watchpoints to counters */
#define SPR_DMR2_AWTC_OFF 2 /* Bit offset to AWTC field */
#define SPR_DMR2_WGB 0x003ff000 /* Watchpoints generating breakpoint */
#define SPR_DMR2_WGB_OFF 12 /* Bit offset to WGB field */
#define SPR_DMR2_WBS 0xffc00000 /* JPB: Watchpoint status */
#define SPR_DMR2_WBS_OFF 22 /* Bit offset to WBS field */
/*
* Bit definitions for Debug watchpoint counter registers
*
*/
#define SPR_DWCR_COUNT 0x0000ffff /* Count */
#define SPR_DWCR_MATCH 0xffff0000 /* Match */
#define SPR_DWCR_MATCH_OFF 16 /* Match bit offset */
/*
* Bit definitions for Debug stop register
*
*/
#define SPR_DSR_RSTE 0x00000001 /* Reset exception */
#define SPR_DSR_BUSEE 0x00000002 /* Bus error exception */
#define SPR_DSR_DPFE 0x00000004 /* Data Page Fault exception */
#define SPR_DSR_IPFE 0x00000008 /* Insn Page Fault exception */
#define SPR_DSR_TTE 0x00000010 /* Tick Timer exception */
#define SPR_DSR_AE 0x00000020 /* Alignment exception */
#define SPR_DSR_IIE 0x00000040 /* Illegal Instruction exception */
#define SPR_DSR_IE 0x00000080 /* Interrupt exception */
#define SPR_DSR_DME 0x00000100 /* DTLB miss exception */
#define SPR_DSR_IME 0x00000200 /* ITLB miss exception */
#define SPR_DSR_RE 0x00000400 /* Range exception */
#define SPR_DSR_SCE 0x00000800 /* System call exception */
#define SPR_DSR_FPE 0x00001000 /* Floating Point Exception */
#define SPR_DSR_TE 0x00002000 /* Trap exception */
/*
* Bit definitions for Debug reason register
*
*/
#define SPR_DRR_RSTE 0x00000001 /* Reset exception */
#define SPR_DRR_BUSEE 0x00000002 /* Bus error exception */
#define SPR_DRR_DPFE 0x00000004 /* Data Page Fault exception */
#define SPR_DRR_IPFE 0x00000008 /* Insn Page Fault exception */
#define SPR_DRR_TTE 0x00000010 /* Tick Timer exception */
#define SPR_DRR_AE 0x00000020 /* Alignment exception */
#define SPR_DRR_IIE 0x00000040 /* Illegal Instruction exception */
#define SPR_DRR_IE 0x00000080 /* Interrupt exception */
#define SPR_DRR_DME 0x00000100 /* DTLB miss exception */
#define SPR_DRR_IME 0x00000200 /* ITLB miss exception */
#define SPR_DRR_RE 0x00000400 /* Range exception */
#define SPR_DRR_SCE 0x00000800 /* System call exception */
#define SPR_DRR_FPE 0x00001000 /* Floating Point Exception */
#define SPR_DRR_TE 0x00002000 /* Trap exception */
/*
* Bit definitions for Performance counters mode registers
*
*/
#define SPR_PCMR_CP 0x00000001 /* Counter present */
#define SPR_PCMR_UMRA 0x00000002 /* User mode read access */
#define SPR_PCMR_CISM 0x00000004 /* Count in supervisor mode */
#define SPR_PCMR_CIUM 0x00000008 /* Count in user mode */
#define SPR_PCMR_LA 0x00000010 /* Load access event */
#define SPR_PCMR_SA 0x00000020 /* Store access event */
#define SPR_PCMR_IF 0x00000040 /* Instruction fetch event*/
#define SPR_PCMR_DCM 0x00000080 /* Data cache miss event */
#define SPR_PCMR_ICM 0x00000100 /* Insn cache miss event */
#define SPR_PCMR_IFS 0x00000200 /* Insn fetch stall event */
#define SPR_PCMR_LSUS 0x00000400 /* LSU stall event */
#define SPR_PCMR_BS 0x00000800 /* Branch stall event */
#define SPR_PCMR_DTLBM 0x00001000 /* DTLB miss event */
#define SPR_PCMR_ITLBM 0x00002000 /* ITLB miss event */
#define SPR_PCMR_DDS 0x00004000 /* Data dependency stall event */
#define SPR_PCMR_WPE 0x03ff8000 /* Watchpoint events */
/*
* Bit definitions for the Power management register
*
*/
#define SPR_PMR_SDF 0x0000000f /* Slow down factor */
#define SPR_PMR_DME 0x00000010 /* Doze mode enable */
#define SPR_PMR_SME 0x00000020 /* Sleep mode enable */
#define SPR_PMR_DCGE 0x00000040 /* Dynamic clock gating enable */
#define SPR_PMR_SUME 0x00000080 /* Suspend mode enable */
/*
* Bit definitions for PICMR
*
*/
#define SPR_PICMR_IUM 0xfffffffc /* Interrupt unmask */
/*
* Bit definitions for PICPR
*
*/
#define SPR_PICPR_IPRIO 0xfffffffc /* Interrupt priority */
/*
* Bit definitions for PICSR
*
*/
#define SPR_PICSR_IS 0xffffffff /* Interrupt status */
/*
* Bit definitions for Tick Timer Control Register
*
*/
#define SPR_TTCR_PERIOD 0x0fffffff /* Time Period */
#define SPR_TTMR_PERIOD SPR_TTCR_PERIOD
#define SPR_TTMR_IP 0x10000000 /* Interrupt Pending */
#define SPR_TTMR_IE 0x20000000 /* Interrupt Enable */
#define SPR_TTMR_RT 0x40000000 /* Restart tick */
#define SPR_TTMR_SR 0x80000000 /* Single run */
#define SPR_TTMR_CR 0xc0000000 /* Continuous run */
#define SPR_TTMR_M 0xc0000000 /* Tick mode */
/*
* Bit definitions for the FP Control Status Register
*
*/
#define SPR_FPCSR_FPEE 0x00000001 /* Floating Point Exception Enable */
#define SPR_FPCSR_RM 0x00000006 /* Rounding Mode */
#define SPR_FPCSR_OVF 0x00000008 /* Overflow Flag */
#define SPR_FPCSR_UNF 0x00000010 /* Underflow Flag */
#define SPR_FPCSR_SNF 0x00000020 /* SNAN Flag */
#define SPR_FPCSR_QNF 0x00000040 /* QNAN Flag */
#define SPR_FPCSR_ZF 0x00000080 /* Zero Flag */
#define SPR_FPCSR_IXF 0x00000100 /* Inexact Flag */
#define SPR_FPCSR_IVF 0x00000200 /* Invalid Flag */
#define SPR_FPCSR_INF 0x00000400 /* Infinity Flag */
#define SPR_FPCSR_DZF 0x00000800 /* Divide By Zero Flag */
#define SPR_FPCSR_ALLF (SPR_FPCSR_OVF | SPR_FPCSR_UNF | SPR_FPCSR_SNF | \
SPR_FPCSR_QNF | SPR_FPCSR_ZF | SPR_FPCSR_IXF | \
SPR_FPCSR_IVF | SPR_FPCSR_INF | SPR_FPCSR_DZF)
#define FPCSR_RM_RN (0<<1)
#define FPCSR_RM_RZ (1<<1)
#define FPCSR_RM_RIP (2<<1)
#define FPCSR_RM_RIN (3<<1)
#endif /* SPR_DEFS__H */