|  | /* SPDX-License-Identifier: GPL-2.0-or-later */ | 
|  | /* | 
|  | * OpenRISC Linux | 
|  | * | 
|  | * SPR Definitions | 
|  | * | 
|  | * Copyright (C) 2000 Damjan Lampret | 
|  | * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> | 
|  | * Copyright (C) 2008, 2010 Embecosm Limited | 
|  | * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> | 
|  | * et al. | 
|  | * | 
|  | * This file is part of OpenRISC 1000 Architectural Simulator. | 
|  | */ | 
|  |  | 
|  | #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_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_COREID	(SPRGROUP_SYS + 128) | 
|  | #define SPR_NUMCORES	(SPRGROUP_SYS + 129) | 
|  | #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	0x0000ffc0  /* Reserved */ | 
|  | #define SPR_VR_REV	0x0000003f  /* Processor revision */ | 
|  | #define SPR_VR_UVRP	0x00000040  /* Updated Version Registers Present */ | 
|  |  | 
|  | #define SPR_VR_VER_OFF	24 | 
|  | #define SPR_VR_CFG_OFF	16 | 
|  | #define SPR_VR_REV_OFF	0 | 
|  |  | 
|  | /* | 
|  | * Bit definitions for the Version Register 2 | 
|  | */ | 
|  | #define SPR_VR2_CPUID	0xff000000  /* Processor ID */ | 
|  | #define SPR_VR2_VER	0x00ffffff  /* Processor version */ | 
|  |  | 
|  | /* | 
|  | * 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_PICP	   0x00000100  /* PIC present */ | 
|  | #define SPR_UPR_PMP	   0x00000200  /* Power management 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_RES	   0xfffffc00  /* Reserved */ | 
|  |  | 
|  | /* | 
|  | * 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	   0xfffff000  /* 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	   0xfffff000  /* Physical Page Number */ | 
|  |  | 
|  | /* | 
|  | * 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	   0xfffff000  /* 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	   0xfffff000  /* Physical Page Number */ | 
|  |  | 
|  | /* | 
|  | * 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_CNT	0xffffffff  /* Count, time period */ | 
|  | #define SPR_TTMR_TP	0x0fffffff  /* Time period */ | 
|  | #define SPR_TTMR_IP	0x10000000  /* Interrupt Pending */ | 
|  | #define SPR_TTMR_IE	0x20000000  /* Interrupt Enable */ | 
|  | #define SPR_TTMR_DI	0x00000000  /* Disabled */ | 
|  | #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) | 
|  |  | 
|  | /* | 
|  | * l.nop constants | 
|  | * | 
|  | */ | 
|  | #define NOP_NOP          0x0000      /* Normal nop instruction */ | 
|  | #define NOP_EXIT         0x0001      /* End of simulation */ | 
|  | #define NOP_REPORT       0x0002      /* Simple report */ | 
|  | /*#define NOP_PRINTF       0x0003       Simprintf instruction (obsolete)*/ | 
|  | #define NOP_PUTC         0x0004      /* JPB: Simputc instruction */ | 
|  | #define NOP_CNT_RESET    0x0005	     /* Reset statistics counters */ | 
|  | #define NOP_GET_TICKS    0x0006	     /* JPB: Get # ticks running */ | 
|  | #define NOP_GET_PS       0x0007      /* JPB: Get picosecs/cycle */ | 
|  | #define NOP_REPORT_FIRST 0x0400      /* Report with number */ | 
|  | #define NOP_REPORT_LAST  0x03ff      /* Report with number */ | 
|  |  | 
|  | #endif	/* SPR_DEFS__H */ |