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qemu/target/mips/cpu.h
Gavin Shan 31c5147010 target/mips: Use generic cpu_list() 
Before it's applied:

[gshan@gshan q]$ ./build/qemu-system-mips64 -cpu ?
MIPS '4Kc'
MIPS '4Km'
MIPS '4KEcR1'
MIPS 'XBurstR1'
MIPS '4KEmR1'
MIPS '4KEc'
MIPS '4KEm'
MIPS '24Kc'
MIPS '24KEc'
MIPS '24Kf'
MIPS '34Kf'
MIPS '74Kf'
MIPS 'XBurstR2'
MIPS 'M14K'
MIPS 'M14Kc'
MIPS 'P5600'
MIPS 'mips32r6-generic'
MIPS 'I7200'
MIPS 'R4000'
MIPS 'VR5432'
MIPS '5Kc'
MIPS '5Kf'
MIPS '20Kc'
MIPS 'MIPS64R2-generic'
MIPS '5KEc'
MIPS '5KEf'
MIPS 'I6400'
MIPS 'I6500'
MIPS 'Loongson-2E'
MIPS 'Loongson-2F'
MIPS 'Loongson-3A1000'
MIPS 'Loongson-3A4000'
MIPS 'mips64dspr2'
MIPS 'Octeon68XX'

After it's applied:

[gshan@gshan q]$ ./build/qemu-system-mips64 -cpu ?
Available CPUs:
  20Kc
  24Kc
  24KEc
  24Kf
  34Kf
  4Kc
  4KEc
  4KEcR1
  4KEm
  4KEmR1
  4Km
  5Kc
  5KEc
  5KEf
  5Kf
  74Kf
  I6400
  I6500
  I7200
  Loongson-2E
  Loongson-2F
  Loongson-3A1000
  Loongson-3A4000
  M14K
  M14Kc
  mips32r6-generic
  mips64dspr2
  MIPS64R2-generic
  Octeon68XX
  P5600
  R4000
  VR5432
  XBurstR1
  XBurstR2

Signed-off-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20231114235628.534334-16-gshan@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-01-05 16:20:14 +01:00

1389 lines
41 KiB
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#ifndef MIPS_CPU_H
#define MIPS_CPU_H
#include "cpu-qom.h"
#include "exec/cpu-defs.h"
#ifndef CONFIG_USER_ONLY
#include "exec/memory.h"
#endif
#include "fpu/softfloat-types.h"
#include "hw/clock.h"
#include "mips-defs.h"
#define TCG_GUEST_DEFAULT_MO (0)
typedef struct CPUMIPSTLBContext CPUMIPSTLBContext;
/* MSA Context */
#define MSA_WRLEN (128)
typedef union wr_t wr_t;
union wr_t {
int8_t b[MSA_WRLEN / 8];
int16_t h[MSA_WRLEN / 16];
int32_t w[MSA_WRLEN / 32];
int64_t d[MSA_WRLEN / 64];
};
typedef union fpr_t fpr_t;
union fpr_t {
float64 fd; /* ieee double precision */
float32 fs[2];/* ieee single precision */
uint64_t d; /* binary double fixed-point */
uint32_t w[2]; /* binary single fixed-point */
/* FPU/MSA register mapping is not tested on big-endian hosts. */
wr_t wr; /* vector data */
};
/*
*define FP_ENDIAN_IDX to access the same location
* in the fpr_t union regardless of the host endianness
*/
#if HOST_BIG_ENDIAN
# define FP_ENDIAN_IDX 1
#else
# define FP_ENDIAN_IDX 0
#endif
typedef struct CPUMIPSFPUContext CPUMIPSFPUContext;
struct CPUMIPSFPUContext {
/* Floating point registers */
fpr_t fpr[32];
float_status fp_status;
/* fpu implementation/revision register (fir) */
uint32_t fcr0;
#define FCR0_FREP 29
#define FCR0_UFRP 28
#define FCR0_HAS2008 23
#define FCR0_F64 22
#define FCR0_L 21
#define FCR0_W 20
#define FCR0_3D 19
#define FCR0_PS 18
#define FCR0_D 17
#define FCR0_S 16
#define FCR0_PRID 8
#define FCR0_REV 0
/* fcsr */
uint32_t fcr31_rw_bitmask;
uint32_t fcr31;
#define FCR31_FS 24
#define FCR31_ABS2008 19
#define FCR31_NAN2008 18
#define SET_FP_COND(num, env) do { ((env).fcr31) |= \
((num) ? (1 << ((num) + 24)) : \
(1 << 23)); \
} while (0)
#define CLEAR_FP_COND(num, env) do { ((env).fcr31) &= \
~((num) ? (1 << ((num) + 24)) : \
(1 << 23)); \
} while (0)
#define GET_FP_COND(env) ((((env).fcr31 >> 24) & 0xfe) | \
(((env).fcr31 >> 23) & 0x1))
#define GET_FP_CAUSE(reg) (((reg) >> 12) & 0x3f)
#define GET_FP_ENABLE(reg) (((reg) >> 7) & 0x1f)
#define GET_FP_FLAGS(reg) (((reg) >> 2) & 0x1f)
#define SET_FP_CAUSE(reg, v) do { (reg) = ((reg) & ~(0x3f << 12)) | \
((v & 0x3f) << 12); \
} while (0)
#define SET_FP_ENABLE(reg, v) do { (reg) = ((reg) & ~(0x1f << 7)) | \
((v & 0x1f) << 7); \
} while (0)
#define SET_FP_FLAGS(reg, v) do { (reg) = ((reg) & ~(0x1f << 2)) | \
((v & 0x1f) << 2); \
} while (0)
#define UPDATE_FP_FLAGS(reg, v) do { (reg) |= ((v & 0x1f) << 2); } while (0)
#define FP_INEXACT 1
#define FP_UNDERFLOW 2
#define FP_OVERFLOW 4
#define FP_DIV0 8
#define FP_INVALID 16
#define FP_UNIMPLEMENTED 32
};
#define TARGET_INSN_START_EXTRA_WORDS 2
typedef struct CPUMIPSMVPContext CPUMIPSMVPContext;
struct CPUMIPSMVPContext {
int32_t CP0_MVPControl;
#define CP0MVPCo_CPA 3
#define CP0MVPCo_STLB 2
#define CP0MVPCo_VPC 1
#define CP0MVPCo_EVP 0
int32_t CP0_MVPConf0;
#define CP0MVPC0_M 31
#define CP0MVPC0_TLBS 29
#define CP0MVPC0_GS 28
#define CP0MVPC0_PCP 27
#define CP0MVPC0_PTLBE 16
#define CP0MVPC0_TCA 15
#define CP0MVPC0_PVPE 10
#define CP0MVPC0_PTC 0
int32_t CP0_MVPConf1;
#define CP0MVPC1_CIM 31
#define CP0MVPC1_CIF 30
#define CP0MVPC1_PCX 20
#define CP0MVPC1_PCP2 10
#define CP0MVPC1_PCP1 0
};
typedef struct mips_def_t mips_def_t;
#define MIPS_SHADOW_SET_MAX 16
#define MIPS_TC_MAX 5
#define MIPS_FPU_MAX 1
#define MIPS_DSP_ACC 4
#define MIPS_KSCRATCH_NUM 6
#define MIPS_MAAR_MAX 16 /* Must be an even number. */
/*
* Summary of CP0 registers
* ========================
*
*
* Register 0 Register 1 Register 2 Register 3
* ---------- ---------- ---------- ----------
*
* 0 Index Random EntryLo0 EntryLo1
* 1 MVPControl VPEControl TCStatus GlobalNumber
* 2 MVPConf0 VPEConf0 TCBind
* 3 MVPConf1 VPEConf1 TCRestart
* 4 VPControl YQMask TCHalt
* 5 VPESchedule TCContext
* 6 VPEScheFBack TCSchedule
* 7 VPEOpt TCScheFBack TCOpt
*
*
* Register 4 Register 5 Register 6 Register 7
* ---------- ---------- ---------- ----------
*
* 0 Context PageMask Wired HWREna
* 1 ContextConfig PageGrain SRSConf0
* 2 UserLocal SegCtl0 SRSConf1
* 3 XContextConfig SegCtl1 SRSConf2
* 4 DebugContextID SegCtl2 SRSConf3
* 5 MemoryMapID PWBase SRSConf4
* 6 PWField PWCtl
* 7 PWSize
*
*
* Register 8 Register 9 Register 10 Register 11
* ---------- ---------- ----------- -----------
*
* 0 BadVAddr Count EntryHi Compare
* 1 BadInstr
* 2 BadInstrP
* 3 BadInstrX
* 4 GuestCtl1 GuestCtl0Ext
* 5 GuestCtl2
* 6 SAARI GuestCtl3
* 7 SAAR
*
*
* Register 12 Register 13 Register 14 Register 15
* ----------- ----------- ----------- -----------
*
* 0 Status Cause EPC PRId
* 1 IntCtl EBase
* 2 SRSCtl NestedEPC CDMMBase
* 3 SRSMap CMGCRBase
* 4 View_IPL View_RIPL BEVVA
* 5 SRSMap2 NestedExc
* 6 GuestCtl0
* 7 GTOffset
*
*
* Register 16 Register 17 Register 18 Register 19
* ----------- ----------- ----------- -----------
*
* 0 Config LLAddr WatchLo0 WatchHi
* 1 Config1 MAAR WatchLo1 WatchHi
* 2 Config2 MAARI WatchLo2 WatchHi
* 3 Config3 WatchLo3 WatchHi
* 4 Config4 WatchLo4 WatchHi
* 5 Config5 WatchLo5 WatchHi
* 6 Config6 WatchLo6 WatchHi
* 7 Config7 WatchLo7 WatchHi
*
*
* Register 20 Register 21 Register 22 Register 23
* ----------- ----------- ----------- -----------
*
* 0 XContext Debug
* 1 TraceControl
* 2 TraceControl2
* 3 UserTraceData1
* 4 TraceIBPC
* 5 TraceDBPC
* 6 Debug2
* 7
*
*
* Register 24 Register 25 Register 26 Register 27
* ----------- ----------- ----------- -----------
*
* 0 DEPC PerfCnt ErrCtl CacheErr
* 1 PerfCnt
* 2 TraceControl3 PerfCnt
* 3 UserTraceData2 PerfCnt
* 4 PerfCnt
* 5 PerfCnt
* 6 PerfCnt
* 7 PerfCnt
*
*
* Register 28 Register 29 Register 30 Register 31
* ----------- ----------- ----------- -----------
*
* 0 DataLo DataHi ErrorEPC DESAVE
* 1 TagLo TagHi
* 2 DataLo1 DataHi1 KScratch<n>
* 3 TagLo1 TagHi1 KScratch<n>
* 4 DataLo2 DataHi2 KScratch<n>
* 5 TagLo2 TagHi2 KScratch<n>
* 6 DataLo3 DataHi3 KScratch<n>
* 7 TagLo3 TagHi3 KScratch<n>
*
*/
#define CP0_REGISTER_00 0
#define CP0_REGISTER_01 1
#define CP0_REGISTER_02 2
#define CP0_REGISTER_03 3
#define CP0_REGISTER_04 4
#define CP0_REGISTER_05 5
#define CP0_REGISTER_06 6
#define CP0_REGISTER_07 7
#define CP0_REGISTER_08 8
#define CP0_REGISTER_09 9
#define CP0_REGISTER_10 10
#define CP0_REGISTER_11 11
#define CP0_REGISTER_12 12
#define CP0_REGISTER_13 13
#define CP0_REGISTER_14 14
#define CP0_REGISTER_15 15
#define CP0_REGISTER_16 16
#define CP0_REGISTER_17 17
#define CP0_REGISTER_18 18
#define CP0_REGISTER_19 19
#define CP0_REGISTER_20 20
#define CP0_REGISTER_21 21
#define CP0_REGISTER_22 22
#define CP0_REGISTER_23 23
#define CP0_REGISTER_24 24
#define CP0_REGISTER_25 25
#define CP0_REGISTER_26 26
#define CP0_REGISTER_27 27
#define CP0_REGISTER_28 28
#define CP0_REGISTER_29 29
#define CP0_REGISTER_30 30
#define CP0_REGISTER_31 31
/* CP0 Register 00 */
#define CP0_REG00__INDEX 0
#define CP0_REG00__MVPCONTROL 1
#define CP0_REG00__MVPCONF0 2
#define CP0_REG00__MVPCONF1 3
#define CP0_REG00__VPCONTROL 4
/* CP0 Register 01 */
#define CP0_REG01__RANDOM 0
#define CP0_REG01__VPECONTROL 1
#define CP0_REG01__VPECONF0 2
#define CP0_REG01__VPECONF1 3
#define CP0_REG01__YQMASK 4
#define CP0_REG01__VPESCHEDULE 5
#define CP0_REG01__VPESCHEFBACK 6
#define CP0_REG01__VPEOPT 7
/* CP0 Register 02 */
#define CP0_REG02__ENTRYLO0 0
#define CP0_REG02__TCSTATUS 1
#define CP0_REG02__TCBIND 2
#define CP0_REG02__TCRESTART 3
#define CP0_REG02__TCHALT 4
#define CP0_REG02__TCCONTEXT 5
#define CP0_REG02__TCSCHEDULE 6
#define CP0_REG02__TCSCHEFBACK 7
/* CP0 Register 03 */
#define CP0_REG03__ENTRYLO1 0
#define CP0_REG03__GLOBALNUM 1
#define CP0_REG03__TCOPT 7
/* CP0 Register 04 */
#define CP0_REG04__CONTEXT 0
#define CP0_REG04__CONTEXTCONFIG 1
#define CP0_REG04__USERLOCAL 2
#define CP0_REG04__XCONTEXTCONFIG 3
#define CP0_REG04__DBGCONTEXTID 4
#define CP0_REG04__MMID 5
/* CP0 Register 05 */
#define CP0_REG05__PAGEMASK 0
#define CP0_REG05__PAGEGRAIN 1
#define CP0_REG05__SEGCTL0 2
#define CP0_REG05__SEGCTL1 3
#define CP0_REG05__SEGCTL2 4
#define CP0_REG05__PWBASE 5
#define CP0_REG05__PWFIELD 6
#define CP0_REG05__PWSIZE 7
/* CP0 Register 06 */
#define CP0_REG06__WIRED 0
#define CP0_REG06__SRSCONF0 1
#define CP0_REG06__SRSCONF1 2
#define CP0_REG06__SRSCONF2 3
#define CP0_REG06__SRSCONF3 4
#define CP0_REG06__SRSCONF4 5
#define CP0_REG06__PWCTL 6
/* CP0 Register 07 */
#define CP0_REG07__HWRENA 0
/* CP0 Register 08 */
#define CP0_REG08__BADVADDR 0
#define CP0_REG08__BADINSTR 1
#define CP0_REG08__BADINSTRP 2
#define CP0_REG08__BADINSTRX 3
/* CP0 Register 09 */
#define CP0_REG09__COUNT 0
#define CP0_REG09__SAARI 6
#define CP0_REG09__SAAR 7
/* CP0 Register 10 */
#define CP0_REG10__ENTRYHI 0
#define CP0_REG10__GUESTCTL1 4
#define CP0_REG10__GUESTCTL2 5
#define CP0_REG10__GUESTCTL3 6
/* CP0 Register 11 */
#define CP0_REG11__COMPARE 0
#define CP0_REG11__GUESTCTL0EXT 4
/* CP0 Register 12 */
#define CP0_REG12__STATUS 0
#define CP0_REG12__INTCTL 1
#define CP0_REG12__SRSCTL 2
#define CP0_REG12__SRSMAP 3
#define CP0_REG12__VIEW_IPL 4
#define CP0_REG12__SRSMAP2 5
#define CP0_REG12__GUESTCTL0 6
#define CP0_REG12__GTOFFSET 7
/* CP0 Register 13 */
#define CP0_REG13__CAUSE 0
#define CP0_REG13__VIEW_RIPL 4
#define CP0_REG13__NESTEDEXC 5
/* CP0 Register 14 */
#define CP0_REG14__EPC 0
#define CP0_REG14__NESTEDEPC 2
/* CP0 Register 15 */
#define CP0_REG15__PRID 0
#define CP0_REG15__EBASE 1
#define CP0_REG15__CDMMBASE 2
#define CP0_REG15__CMGCRBASE 3
#define CP0_REG15__BEVVA 4
/* CP0 Register 16 */
#define CP0_REG16__CONFIG 0
#define CP0_REG16__CONFIG1 1
#define CP0_REG16__CONFIG2 2
#define CP0_REG16__CONFIG3 3
#define CP0_REG16__CONFIG4 4
#define CP0_REG16__CONFIG5 5
#define CP0_REG16__CONFIG6 6
#define CP0_REG16__CONFIG7 7
/* CP0 Register 17 */
#define CP0_REG17__LLADDR 0
#define CP0_REG17__MAAR 1
#define CP0_REG17__MAARI 2
/* CP0 Register 18 */
#define CP0_REG18__WATCHLO0 0
#define CP0_REG18__WATCHLO1 1
#define CP0_REG18__WATCHLO2 2
#define CP0_REG18__WATCHLO3 3
#define CP0_REG18__WATCHLO4 4
#define CP0_REG18__WATCHLO5 5
#define CP0_REG18__WATCHLO6 6
#define CP0_REG18__WATCHLO7 7
/* CP0 Register 19 */
#define CP0_REG19__WATCHHI0 0
#define CP0_REG19__WATCHHI1 1
#define CP0_REG19__WATCHHI2 2
#define CP0_REG19__WATCHHI3 3
#define CP0_REG19__WATCHHI4 4
#define CP0_REG19__WATCHHI5 5
#define CP0_REG19__WATCHHI6 6
#define CP0_REG19__WATCHHI7 7
/* CP0 Register 20 */
#define CP0_REG20__XCONTEXT 0
/* CP0 Register 21 */
/* CP0 Register 22 */
/* CP0 Register 23 */
#define CP0_REG23__DEBUG 0
#define CP0_REG23__TRACECONTROL 1
#define CP0_REG23__TRACECONTROL2 2
#define CP0_REG23__USERTRACEDATA1 3
#define CP0_REG23__TRACEIBPC 4
#define CP0_REG23__TRACEDBPC 5
#define CP0_REG23__DEBUG2 6
/* CP0 Register 24 */
#define CP0_REG24__DEPC 0
/* CP0 Register 25 */
#define CP0_REG25__PERFCTL0 0
#define CP0_REG25__PERFCNT0 1
#define CP0_REG25__PERFCTL1 2
#define CP0_REG25__PERFCNT1 3
#define CP0_REG25__PERFCTL2 4
#define CP0_REG25__PERFCNT2 5
#define CP0_REG25__PERFCTL3 6
#define CP0_REG25__PERFCNT3 7
/* CP0 Register 26 */
#define CP0_REG26__ERRCTL 0
/* CP0 Register 27 */
#define CP0_REG27__CACHERR 0
/* CP0 Register 28 */
#define CP0_REG28__TAGLO 0
#define CP0_REG28__DATALO 1
#define CP0_REG28__TAGLO1 2
#define CP0_REG28__DATALO1 3
#define CP0_REG28__TAGLO2 4
#define CP0_REG28__DATALO2 5
#define CP0_REG28__TAGLO3 6
#define CP0_REG28__DATALO3 7
/* CP0 Register 29 */
#define CP0_REG29__TAGHI 0
#define CP0_REG29__DATAHI 1
#define CP0_REG29__TAGHI1 2
#define CP0_REG29__DATAHI1 3
#define CP0_REG29__TAGHI2 4
#define CP0_REG29__DATAHI2 5
#define CP0_REG29__TAGHI3 6
#define CP0_REG29__DATAHI3 7
/* CP0 Register 30 */
#define CP0_REG30__ERROREPC 0
/* CP0 Register 31 */
#define CP0_REG31__DESAVE 0
#define CP0_REG31__KSCRATCH1 2
#define CP0_REG31__KSCRATCH2 3
#define CP0_REG31__KSCRATCH3 4
#define CP0_REG31__KSCRATCH4 5
#define CP0_REG31__KSCRATCH5 6
#define CP0_REG31__KSCRATCH6 7
typedef struct TCState TCState;
struct TCState {
target_ulong gpr[32];
#if defined(TARGET_MIPS64)
/*
* For CPUs using 128-bit GPR registers, we put the lower halves in gpr[])
* and the upper halves in gpr_hi[].
*/
uint64_t gpr_hi[32];
#endif /* TARGET_MIPS64 */
target_ulong PC;
target_ulong HI[MIPS_DSP_ACC];
target_ulong LO[MIPS_DSP_ACC];
target_ulong ACX[MIPS_DSP_ACC];
target_ulong DSPControl;
int32_t CP0_TCStatus;
#define CP0TCSt_TCU3 31
#define CP0TCSt_TCU2 30
#define CP0TCSt_TCU1 29
#define CP0TCSt_TCU0 28
#define CP0TCSt_TMX 27
#define CP0TCSt_RNST 23
#define CP0TCSt_TDS 21
#define CP0TCSt_DT 20
#define CP0TCSt_DA 15
#define CP0TCSt_A 13
#define CP0TCSt_TKSU 11
#define CP0TCSt_IXMT 10
#define CP0TCSt_TASID 0
int32_t CP0_TCBind;
#define CP0TCBd_CurTC 21
#define CP0TCBd_TBE 17
#define CP0TCBd_CurVPE 0
target_ulong CP0_TCHalt;
target_ulong CP0_TCContext;
target_ulong CP0_TCSchedule;
target_ulong CP0_TCScheFBack;
int32_t CP0_Debug_tcstatus;
target_ulong CP0_UserLocal;
int32_t msacsr;
#define MSACSR_FS 24
#define MSACSR_FS_MASK (1 << MSACSR_FS)
#define MSACSR_NX 18
#define MSACSR_NX_MASK (1 << MSACSR_NX)
#define MSACSR_CEF 2
#define MSACSR_CEF_MASK (0xffff << MSACSR_CEF)
#define MSACSR_RM 0
#define MSACSR_RM_MASK (0x3 << MSACSR_RM)
#define MSACSR_MASK (MSACSR_RM_MASK | MSACSR_CEF_MASK | MSACSR_NX_MASK | \
MSACSR_FS_MASK)
float_status msa_fp_status;
#define NUMBER_OF_MXU_REGISTERS 16
target_ulong mxu_gpr[NUMBER_OF_MXU_REGISTERS - 1];
target_ulong mxu_cr;
#define MXU_CR_LC 31
#define MXU_CR_RC 30
#define MXU_CR_BIAS 2
#define MXU_CR_RD_EN 1
#define MXU_CR_MXU_EN 0
};
struct MIPSITUState;
typedef struct CPUArchState {
TCState active_tc;
CPUMIPSFPUContext active_fpu;
uint32_t current_tc;
uint32_t current_fpu;
uint32_t SEGBITS;
uint32_t PABITS;
#if defined(TARGET_MIPS64)
# define PABITS_BASE 36
#else
# define PABITS_BASE 32
#endif
target_ulong SEGMask;
uint64_t PAMask;
#define PAMASK_BASE ((1ULL << PABITS_BASE) - 1)
int32_t msair;
#define MSAIR_ProcID 8
#define MSAIR_Rev 0
/*
* CP0 Register 0
*/
int32_t CP0_Index;
/* CP0_MVP* are per MVP registers. */
int32_t CP0_VPControl;
#define CP0VPCtl_DIS 0
/*
* CP0 Register 1
*/
int32_t CP0_Random;
int32_t CP0_VPEControl;
#define CP0VPECo_YSI 21
#define CP0VPECo_GSI 20
#define CP0VPECo_EXCPT 16
#define CP0VPECo_TE 15
#define CP0VPECo_TargTC 0
int32_t CP0_VPEConf0;
#define CP0VPEC0_M 31
#define CP0VPEC0_XTC 21
#define CP0VPEC0_TCS 19
#define CP0VPEC0_SCS 18
#define CP0VPEC0_DSC 17
#define CP0VPEC0_ICS 16
#define CP0VPEC0_MVP 1
#define CP0VPEC0_VPA 0
int32_t CP0_VPEConf1;
#define CP0VPEC1_NCX 20
#define CP0VPEC1_NCP2 10
#define CP0VPEC1_NCP1 0
target_ulong CP0_YQMask;
target_ulong CP0_VPESchedule;
target_ulong CP0_VPEScheFBack;
int32_t CP0_VPEOpt;
#define CP0VPEOpt_IWX7 15
#define CP0VPEOpt_IWX6 14
#define CP0VPEOpt_IWX5 13
#define CP0VPEOpt_IWX4 12
#define CP0VPEOpt_IWX3 11
#define CP0VPEOpt_IWX2 10
#define CP0VPEOpt_IWX1 9
#define CP0VPEOpt_IWX0 8
#define CP0VPEOpt_DWX7 7
#define CP0VPEOpt_DWX6 6
#define CP0VPEOpt_DWX5 5
#define CP0VPEOpt_DWX4 4
#define CP0VPEOpt_DWX3 3
#define CP0VPEOpt_DWX2 2
#define CP0VPEOpt_DWX1 1
#define CP0VPEOpt_DWX0 0
/*
* CP0 Register 2
*/
uint64_t CP0_EntryLo0;
/*
* CP0 Register 3
*/
uint64_t CP0_EntryLo1;
#if defined(TARGET_MIPS64)
# define CP0EnLo_RI 63
# define CP0EnLo_XI 62
#else
# define CP0EnLo_RI 31
# define CP0EnLo_XI 30
#endif
int32_t CP0_GlobalNumber;
#define CP0GN_VPId 0
/*
* CP0 Register 4
*/
target_ulong CP0_Context;
int32_t CP0_MemoryMapID;
/*
* CP0 Register 5
*/
int32_t CP0_PageMask;
#define CP0PM_MASK 13
int32_t CP0_PageGrain_rw_bitmask;
int32_t CP0_PageGrain;
#define CP0PG_RIE 31
#define CP0PG_XIE 30
#define CP0PG_ELPA 29
#define CP0PG_IEC 27
target_ulong CP0_SegCtl0;
target_ulong CP0_SegCtl1;
target_ulong CP0_SegCtl2;
#define CP0SC_PA 9
#define CP0SC_PA_MASK (0x7FULL << CP0SC_PA)
#define CP0SC_PA_1GMASK (0x7EULL << CP0SC_PA)
#define CP0SC_AM 4
#define CP0SC_AM_MASK (0x7ULL << CP0SC_AM)
#define CP0SC_AM_UK 0ULL
#define CP0SC_AM_MK 1ULL
#define CP0SC_AM_MSK 2ULL
#define CP0SC_AM_MUSK 3ULL
#define CP0SC_AM_MUSUK 4ULL
#define CP0SC_AM_USK 5ULL
#define CP0SC_AM_UUSK 7ULL
#define CP0SC_EU 3
#define CP0SC_EU_MASK (1ULL << CP0SC_EU)
#define CP0SC_C 0
#define CP0SC_C_MASK (0x7ULL << CP0SC_C)
#define CP0SC_MASK (CP0SC_C_MASK | CP0SC_EU_MASK | CP0SC_AM_MASK | \
CP0SC_PA_MASK)
#define CP0SC_1GMASK (CP0SC_C_MASK | CP0SC_EU_MASK | CP0SC_AM_MASK | \
CP0SC_PA_1GMASK)
#define CP0SC0_MASK (CP0SC_MASK | (CP0SC_MASK << 16))
#define CP0SC1_XAM 59
#define CP0SC1_XAM_MASK (0x7ULL << CP0SC1_XAM)
#define CP0SC1_MASK (CP0SC_MASK | (CP0SC_MASK << 16) | CP0SC1_XAM_MASK)
#define CP0SC2_XR 56
#define CP0SC2_XR_MASK (0xFFULL << CP0SC2_XR)
#define CP0SC2_MASK (CP0SC_1GMASK | (CP0SC_1GMASK << 16) | CP0SC2_XR_MASK)
target_ulong CP0_PWBase;
target_ulong CP0_PWField;
#if defined(TARGET_MIPS64)
#define CP0PF_BDI 32 /* 37..32 */
#define CP0PF_GDI 24 /* 29..24 */
#define CP0PF_UDI 18 /* 23..18 */
#define CP0PF_MDI 12 /* 17..12 */
#define CP0PF_PTI 6 /* 11..6 */
#define CP0PF_PTEI 0 /* 5..0 */
#else
#define CP0PF_GDW 24 /* 29..24 */
#define CP0PF_UDW 18 /* 23..18 */
#define CP0PF_MDW 12 /* 17..12 */
#define CP0PF_PTW 6 /* 11..6 */
#define CP0PF_PTEW 0 /* 5..0 */
#endif
target_ulong CP0_PWSize;
#if defined(TARGET_MIPS64)
#define CP0PS_BDW 32 /* 37..32 */
#endif
#define CP0PS_PS 30
#define CP0PS_GDW 24 /* 29..24 */
#define CP0PS_UDW 18 /* 23..18 */
#define CP0PS_MDW 12 /* 17..12 */
#define CP0PS_PTW 6 /* 11..6 */
#define CP0PS_PTEW 0 /* 5..0 */
/*
* CP0 Register 6
*/
int32_t CP0_Wired;
int32_t CP0_PWCtl;
#define CP0PC_PWEN 31
#if defined(TARGET_MIPS64)
#define CP0PC_PWDIREXT 30
#define CP0PC_XK 28
#define CP0PC_XS 27
#define CP0PC_XU 26
#endif
#define CP0PC_DPH 7
#define CP0PC_HUGEPG 6
#define CP0PC_PSN 0 /* 5..0 */
int32_t CP0_SRSConf0_rw_bitmask;
int32_t CP0_SRSConf0;
#define CP0SRSC0_M 31
#define CP0SRSC0_SRS3 20
#define CP0SRSC0_SRS2 10
#define CP0SRSC0_SRS1 0
int32_t CP0_SRSConf1_rw_bitmask;
int32_t CP0_SRSConf1;
#define CP0SRSC1_M 31
#define CP0SRSC1_SRS6 20
#define CP0SRSC1_SRS5 10
#define CP0SRSC1_SRS4 0
int32_t CP0_SRSConf2_rw_bitmask;
int32_t CP0_SRSConf2;
#define CP0SRSC2_M 31
#define CP0SRSC2_SRS9 20
#define CP0SRSC2_SRS8 10
#define CP0SRSC2_SRS7 0
int32_t CP0_SRSConf3_rw_bitmask;
int32_t CP0_SRSConf3;
#define CP0SRSC3_M 31
#define CP0SRSC3_SRS12 20
#define CP0SRSC3_SRS11 10
#define CP0SRSC3_SRS10 0
int32_t CP0_SRSConf4_rw_bitmask;
int32_t CP0_SRSConf4;
#define CP0SRSC4_SRS15 20
#define CP0SRSC4_SRS14 10
#define CP0SRSC4_SRS13 0
/*
* CP0 Register 7
*/
int32_t CP0_HWREna;
/*
* CP0 Register 8
*/
target_ulong CP0_BadVAddr;
uint32_t CP0_BadInstr;
uint32_t CP0_BadInstrP;
uint32_t CP0_BadInstrX;
/*
* CP0 Register 9
*/
int32_t CP0_Count;
uint32_t CP0_SAARI;
#define CP0SAARI_TARGET 0 /* 5..0 */
uint64_t CP0_SAAR[2];
#define CP0SAAR_BASE 12 /* 43..12 */
#define CP0SAAR_SIZE 1 /* 5..1 */
#define CP0SAAR_EN 0
/*
* CP0 Register 10
*/
target_ulong CP0_EntryHi;
#define CP0EnHi_EHINV 10
target_ulong CP0_EntryHi_ASID_mask;
/*
* CP0 Register 11
*/
int32_t CP0_Compare;
/*
* CP0 Register 12
*/
int32_t CP0_Status;
#define CP0St_CU3 31
#define CP0St_CU2 30
#define CP0St_CU1 29
#define CP0St_CU0 28
#define CP0St_RP 27
#define CP0St_FR 26
#define CP0St_RE 25
#define CP0St_MX 24
#define CP0St_PX 23
#define CP0St_BEV 22
#define CP0St_TS 21
#define CP0St_SR 20
#define CP0St_NMI 19
#define CP0St_IM 8
#define CP0St_KX 7
#define CP0St_SX 6
#define CP0St_UX 5
#define CP0St_KSU 3
#define CP0St_ERL 2
#define CP0St_EXL 1
#define CP0St_IE 0
int32_t CP0_IntCtl;
#define CP0IntCtl_IPTI 29
#define CP0IntCtl_IPPCI 26
#define CP0IntCtl_VS 5
int32_t CP0_SRSCtl;
#define CP0SRSCtl_HSS 26
#define CP0SRSCtl_EICSS 18
#define CP0SRSCtl_ESS 12
#define CP0SRSCtl_PSS 6
#define CP0SRSCtl_CSS 0
int32_t CP0_SRSMap;
#define CP0SRSMap_SSV7 28
#define CP0SRSMap_SSV6 24
#define CP0SRSMap_SSV5 20
#define CP0SRSMap_SSV4 16
#define CP0SRSMap_SSV3 12
#define CP0SRSMap_SSV2 8
#define CP0SRSMap_SSV1 4
#define CP0SRSMap_SSV0 0
/*
* CP0 Register 13
*/
int32_t CP0_Cause;
#define CP0Ca_BD 31
#define CP0Ca_TI 30
#define CP0Ca_CE 28
#define CP0Ca_DC 27
#define CP0Ca_PCI 26
#define CP0Ca_IV 23
#define CP0Ca_WP 22
#define CP0Ca_IP 8
#define CP0Ca_IP_mask 0x0000FF00
#define CP0Ca_EC 2
/*
* CP0 Register 14
*/
target_ulong CP0_EPC;
/*
* CP0 Register 15
*/
int32_t CP0_PRid;
target_ulong CP0_EBase;
target_ulong CP0_EBaseWG_rw_bitmask;
#define CP0EBase_WG 11
target_ulong CP0_CMGCRBase;
/*
* CP0 Register 16 (after Release 1)
*/
int32_t CP0_Config0;
#define CP0C0_M 31
#define CP0C0_K23 28 /* 30..28 */
#define CP0C0_KU 25 /* 27..25 */
#define CP0C0_MDU 20
#define CP0C0_MM 18
#define CP0C0_BM 16
#define CP0C0_Impl 16 /* 24..16 */
#define CP0C0_BE 15
#define CP0C0_AT 13 /* 14..13 */
#define CP0C0_AR 10 /* 12..10 */
#define CP0C0_MT 7 /* 9..7 */
#define CP0C0_VI 3
#define CP0C0_K0 0 /* 2..0 */
#define CP0C0_AR_LENGTH 3
/*
* CP0 Register 16 (before Release 1)
*/
#define CP0C0_Impl 16 /* 24..16 */
#define CP0C0_IC 9 /* 11..9 */
#define CP0C0_DC 6 /* 8..6 */
#define CP0C0_IB 5
#define CP0C0_DB 4
int32_t CP0_Config1;
#define CP0C1_M 31
#define CP0C1_MMU 25 /* 30..25 */
#define CP0C1_IS 22 /* 24..22 */
#define CP0C1_IL 19 /* 21..19 */
#define CP0C1_IA 16 /* 18..16 */
#define CP0C1_DS 13 /* 15..13 */
#define CP0C1_DL 10 /* 12..10 */
#define CP0C1_DA 7 /* 9..7 */
#define CP0C1_C2 6
#define CP0C1_MD 5
#define CP0C1_PC 4
#define CP0C1_WR 3
#define CP0C1_CA 2
#define CP0C1_EP 1
#define CP0C1_FP 0
int32_t CP0_Config2;
#define CP0C2_M 31
#define CP0C2_TU 28 /* 30..28 */
#define CP0C2_TS 24 /* 27..24 */
#define CP0C2_TL 20 /* 23..20 */
#define CP0C2_TA 16 /* 19..16 */
#define CP0C2_SU 12 /* 15..12 */
#define CP0C2_SS 8 /* 11..8 */
#define CP0C2_SL 4 /* 7..4 */
#define CP0C2_SA 0 /* 3..0 */
int32_t CP0_Config3;
#define CP0C3_M 31
#define CP0C3_BPG 30
#define CP0C3_CMGCR 29
#define CP0C3_MSAP 28
#define CP0C3_BP 27
#define CP0C3_BI 26
#define CP0C3_SC 25
#define CP0C3_PW 24
#define CP0C3_VZ 23
#define CP0C3_IPLV 21 /* 22..21 */
#define CP0C3_MMAR 18 /* 20..18 */
#define CP0C3_MCU 17
#define CP0C3_ISA_ON_EXC 16
#define CP0C3_ISA 14 /* 15..14 */
#define CP0C3_ULRI 13
#define CP0C3_RXI 12
#define CP0C3_DSP2P 11
#define CP0C3_DSPP 10
#define CP0C3_CTXTC 9
#define CP0C3_ITL 8
#define CP0C3_LPA 7
#define CP0C3_VEIC 6
#define CP0C3_VInt 5
#define CP0C3_SP 4
#define CP0C3_CDMM 3
#define CP0C3_MT 2
#define CP0C3_SM 1
#define CP0C3_TL 0
int32_t CP0_Config4;
int32_t CP0_Config4_rw_bitmask;
#define CP0C4_M 31
#define CP0C4_IE 29 /* 30..29 */
#define CP0C4_AE 28
#define CP0C4_VTLBSizeExt 24 /* 27..24 */
#define CP0C4_KScrExist 16
#define CP0C4_MMUExtDef 14
#define CP0C4_FTLBPageSize 8 /* 12..8 */
/* bit layout if MMUExtDef=1 */
#define CP0C4_MMUSizeExt 0 /* 7..0 */
/* bit layout if MMUExtDef=2 */
#define CP0C4_FTLBWays 4 /* 7..4 */
#define CP0C4_FTLBSets 0 /* 3..0 */
int32_t CP0_Config5;
int32_t CP0_Config5_rw_bitmask;
#define CP0C5_M 31
#define CP0C5_K 30
#define CP0C5_CV 29
#define CP0C5_EVA 28
#define CP0C5_MSAEn 27
#define CP0C5_PMJ 23 /* 25..23 */
#define CP0C5_WR2 22
#define CP0C5_NMS 21
#define CP0C5_ULS 20
#define CP0C5_XPA 19
#define CP0C5_CRCP 18
#define CP0C5_MI 17
#define CP0C5_GI 15 /* 16..15 */
#define CP0C5_CA2 14
#define CP0C5_XNP 13
#define CP0C5_DEC 11
#define CP0C5_L2C 10
#define CP0C5_UFE 9
#define CP0C5_FRE 8
#define CP0C5_VP 7
#define CP0C5_SBRI 6
#define CP0C5_MVH 5
#define CP0C5_LLB 4
#define CP0C5_MRP 3
#define CP0C5_UFR 2
#define CP0C5_NFExists 0
int32_t CP0_Config6;
int32_t CP0_Config6_rw_bitmask;
#define CP0C6_BPPASS 31
#define CP0C6_KPOS 24
#define CP0C6_KE 23
#define CP0C6_VTLBONLY 22
#define CP0C6_LASX 21
#define CP0C6_SSEN 20
#define CP0C6_DISDRTIME 19
#define CP0C6_PIXNUEN 18
#define CP0C6_SCRAND 17
#define CP0C6_LLEXCEN 16
#define CP0C6_DISVC 15
#define CP0C6_VCLRU 14
#define CP0C6_DCLRU 13
#define CP0C6_PIXUEN 12
#define CP0C6_DISBLKLYEN 11
#define CP0C6_UMEMUALEN 10
#define CP0C6_SFBEN 8
#define CP0C6_FLTINT 7
#define CP0C6_VLTINT 6
#define CP0C6_DISBTB 5
#define CP0C6_STPREFCTL 2
#define CP0C6_INSTPREF 1
#define CP0C6_DATAPREF 0
int32_t CP0_Config7;
int64_t CP0_Config7_rw_bitmask;
#define CP0C7_WII 31
#define CP0C7_NAPCGEN 2
#define CP0C7_UNIMUEN 1
#define CP0C7_VFPUCGEN 0
uint64_t CP0_LLAddr;
uint64_t CP0_MAAR[MIPS_MAAR_MAX];
int32_t CP0_MAARI;
/* XXX: Maybe make LLAddr per-TC? */
/*
* CP0 Register 17
*/
target_ulong lladdr; /* LL virtual address compared against SC */
target_ulong llval;
uint64_t llval_wp;
uint32_t llnewval_wp;
uint64_t CP0_LLAddr_rw_bitmask;
int CP0_LLAddr_shift;
/*
* CP0 Register 18
*/
target_ulong CP0_WatchLo[8];
/*
* CP0 Register 19
*/
uint64_t CP0_WatchHi[8];
#define CP0WH_ASID 16
#define CP0WH_M 31
/*
* CP0 Register 20
*/
target_ulong CP0_XContext;
int32_t CP0_Framemask;
/*
* CP0 Register 23
*/
int32_t CP0_Debug;
#define CP0DB_DBD 31
#define CP0DB_DM 30
#define CP0DB_LSNM 28
#define CP0DB_Doze 27
#define CP0DB_Halt 26
#define CP0DB_CNT 25
#define CP0DB_IBEP 24
#define CP0DB_DBEP 21
#define CP0DB_IEXI 20
#define CP0DB_VER 15
#define CP0DB_DEC 10
#define CP0DB_SSt 8
#define CP0DB_DINT 5
#define CP0DB_DIB 4
#define CP0DB_DDBS 3
#define CP0DB_DDBL 2
#define CP0DB_DBp 1
#define CP0DB_DSS 0
/*
* CP0 Register 24
*/
target_ulong CP0_DEPC;
/*
* CP0 Register 25
*/
int32_t CP0_Performance0;
/*
* CP0 Register 26
*/
int32_t CP0_ErrCtl;
#define CP0EC_WST 29
#define CP0EC_SPR 28
#define CP0EC_ITC 26
/*
* CP0 Register 28
*/
uint64_t CP0_TagLo;
int32_t CP0_DataLo;
/*
* CP0 Register 29
*/
int32_t CP0_TagHi;
int32_t CP0_DataHi;
/*
* CP0 Register 30
*/
target_ulong CP0_ErrorEPC;
/*
* CP0 Register 31
*/
int32_t CP0_DESAVE;
target_ulong CP0_KScratch[MIPS_KSCRATCH_NUM];
/*
* Loongson CSR CPUCFG registers
*/
uint32_t lcsr_cpucfg1;
#define CPUCFG1_FP 0
#define CPUCFG1_FPREV 1
#define CPUCFG1_MMI 4
#define CPUCFG1_MSA1 5
#define CPUCFG1_MSA2 6
#define CPUCFG1_LSLDR0 16
#define CPUCFG1_LSPERF 17
#define CPUCFG1_LSPERFX 18
#define CPUCFG1_LSSYNCI 19
#define CPUCFG1_LLEXC 20
#define CPUCFG1_SCRAND 21
#define CPUCFG1_MUALP 25
#define CPUCFG1_KMUALEN 26
#define CPUCFG1_ITLBT 27
#define CPUCFG1_SFBP 29
#define CPUCFG1_CDMAP 30
uint32_t lcsr_cpucfg2;
#define CPUCFG2_LEXT1 0
#define CPUCFG2_LEXT2 1
#define CPUCFG2_LEXT3 2
#define CPUCFG2_LSPW 3
#define CPUCFG2_LCSRP 27
#define CPUCFG2_LDISBLIKELY 28
/* We waste some space so we can handle shadow registers like TCs. */
TCState tcs[MIPS_SHADOW_SET_MAX];
CPUMIPSFPUContext fpus[MIPS_FPU_MAX];
/* QEMU */
int error_code;
#define EXCP_TLB_NOMATCH 0x1
#define EXCP_INST_NOTAVAIL 0x2 /* No valid instruction word for BadInstr */
uint32_t hflags; /* CPU State */
/* TMASK defines different execution modes */
#define MIPS_HFLAG_TMASK 0x3F5807FF
#define MIPS_HFLAG_MODE 0x00007 /* execution modes */
/*
* The KSU flags must be the lowest bits in hflags. The flag order
* must be the same as defined for CP0 Status. This allows to use
* the bits as the value of mmu_idx.
*/
#define MIPS_HFLAG_KSU 0x00003 /* kernel/supervisor/user mode mask */
#define MIPS_HFLAG_UM 0x00002 /* user mode flag */
#define MIPS_HFLAG_SM 0x00001 /* supervisor mode flag */
#define MIPS_HFLAG_KM 0x00000 /* kernel mode flag */
#define MIPS_HFLAG_DM 0x00004 /* Debug mode */
#define MIPS_HFLAG_64 0x00008 /* 64-bit instructions enabled */
#define MIPS_HFLAG_CP0 0x00010 /* CP0 enabled */
#define MIPS_HFLAG_FPU 0x00020 /* FPU enabled */
#define MIPS_HFLAG_F64 0x00040 /* 64-bit FPU enabled */
/*
* True if the MIPS IV COP1X instructions can be used. This also
* controls the non-COP1X instructions RECIP.S, RECIP.D, RSQRT.S
* and RSQRT.D.
*/
#define MIPS_HFLAG_COP1X 0x00080 /* COP1X instructions enabled */
#define MIPS_HFLAG_RE 0x00100 /* Reversed endianness */
#define MIPS_HFLAG_AWRAP 0x00200 /* 32-bit compatibility address wrapping */
#define MIPS_HFLAG_M16 0x00400 /* MIPS16 mode flag */
#define MIPS_HFLAG_M16_SHIFT 10
/*
* If translation is interrupted between the branch instruction and
* the delay slot, record what type of branch it is so that we can
* resume translation properly. It might be possible to reduce
* this from three bits to two.
*/
#define MIPS_HFLAG_BMASK_BASE 0x803800
#define MIPS_HFLAG_B 0x00800 /* Unconditional branch */
#define MIPS_HFLAG_BC 0x01000 /* Conditional branch */
#define MIPS_HFLAG_BL 0x01800 /* Likely branch */
#define MIPS_HFLAG_BR 0x02000 /* branch to register (can't link TB) */
/* Extra flags about the current pending branch. */
#define MIPS_HFLAG_BMASK_EXT 0x7C000
#define MIPS_HFLAG_B16 0x04000 /* branch instruction was 16 bits */
#define MIPS_HFLAG_BDS16 0x08000 /* branch requires 16-bit delay slot */
#define MIPS_HFLAG_BDS32 0x10000 /* branch requires 32-bit delay slot */
#define MIPS_HFLAG_BDS_STRICT 0x20000 /* Strict delay slot size */
#define MIPS_HFLAG_BX 0x40000 /* branch exchanges execution mode */
#define MIPS_HFLAG_BMASK (MIPS_HFLAG_BMASK_BASE | MIPS_HFLAG_BMASK_EXT)
/* MIPS DSP resources access. */
#define MIPS_HFLAG_DSP 0x080000 /* Enable access to DSP resources. */
#define MIPS_HFLAG_DSP_R2 0x100000 /* Enable access to DSP R2 resources. */
#define MIPS_HFLAG_DSP_R3 0x20000000 /* Enable access to DSP R3 resources. */
/* Extra flag about HWREna register. */
#define MIPS_HFLAG_HWRENA_ULR 0x200000 /* ULR bit from HWREna is set. */
#define MIPS_HFLAG_SBRI 0x400000 /* R6 SDBBP causes RI excpt. in user mode */
#define MIPS_HFLAG_FBNSLOT 0x800000 /* Forbidden slot */
#define MIPS_HFLAG_MSA 0x1000000
#define MIPS_HFLAG_FRE 0x2000000 /* FRE enabled */
#define MIPS_HFLAG_ELPA 0x4000000
#define MIPS_HFLAG_ITC_CACHE 0x8000000 /* CACHE instr. operates on ITC tag */
#define MIPS_HFLAG_ERL 0x10000000 /* error level flag */
target_ulong btarget; /* Jump / branch target */
target_ulong bcond; /* Branch condition (if needed) */
int SYNCI_Step; /* Address step size for SYNCI */
int CCRes; /* Cycle count resolution/divisor */
uint32_t CP0_Status_rw_bitmask; /* Read/write bits in CP0_Status */
uint32_t CP0_TCStatus_rw_bitmask; /* Read/write bits in CP0_TCStatus */
uint64_t insn_flags; /* Supported instruction set */
int saarp;
/* Fields up to this point are cleared by a CPU reset */
struct {} end_reset_fields;
/* Fields from here on are preserved across CPU reset. */
CPUMIPSMVPContext *mvp;
#if !defined(CONFIG_USER_ONLY)
CPUMIPSTLBContext *tlb;
void *irq[8];
struct MIPSITUState *itu;
MemoryRegion *itc_tag; /* ITC Configuration Tags */
/* Loongson IOCSR memory */
struct {
AddressSpace as;
MemoryRegion mr;
} iocsr;
#endif
const mips_def_t *cpu_model;
QEMUTimer *timer; /* Internal timer */
Clock *count_clock; /* CP0_Count clock */
target_ulong exception_base; /* ExceptionBase input to the core */
} CPUMIPSState;
/**
* MIPSCPU:
* @env: #CPUMIPSState
* @clock: this CPU input clock (may be connected
* to an output clock from another device).
*
* A MIPS CPU.
*/
struct ArchCPU {
CPUState parent_obj;
CPUMIPSState env;
Clock *clock;
Clock *count_div; /* Divider for CP0_Count clock */
};
/**
* MIPSCPUClass:
* @parent_realize: The parent class' realize handler.
* @parent_phases: The parent class' reset phase handlers.
*
* A MIPS CPU model.
*/
struct MIPSCPUClass {
CPUClass parent_class;
DeviceRealize parent_realize;
ResettablePhases parent_phases;
const struct mips_def_t *cpu_def;
/* Used for the jazz board to modify mips_cpu_do_transaction_failed. */
bool no_data_aborts;
};
void cpu_wrdsp(uint32_t rs, uint32_t mask_num, CPUMIPSState *env);
uint32_t cpu_rddsp(uint32_t mask_num, CPUMIPSState *env);
/*
* MMU modes definitions. We carefully match the indices with our
* hflags layout.
*/
#define MMU_USER_IDX 2
static inline int hflags_mmu_index(uint32_t hflags)
{
if (hflags & MIPS_HFLAG_ERL) {
return 3; /* ERL */
} else {
return hflags & MIPS_HFLAG_KSU;
}
}
static inline int cpu_mmu_index(CPUMIPSState *env, bool ifetch)
{
return hflags_mmu_index(env->hflags);
}
#include "exec/cpu-all.h"
/* Exceptions */
enum {
EXCP_NONE = -1,
EXCP_RESET = 0,
EXCP_SRESET,
EXCP_DSS,
EXCP_DINT,
EXCP_DDBL,
EXCP_DDBS,
EXCP_NMI,
EXCP_MCHECK,
EXCP_EXT_INTERRUPT, /* 8 */
EXCP_DFWATCH,
EXCP_DIB,
EXCP_IWATCH,
EXCP_AdEL,
EXCP_AdES,
EXCP_TLBF,
EXCP_IBE,
EXCP_DBp, /* 16 */
EXCP_SYSCALL,
EXCP_BREAK,
EXCP_CpU,
EXCP_RI,
EXCP_OVERFLOW,
EXCP_TRAP,
EXCP_FPE,
EXCP_DWATCH, /* 24 */
EXCP_LTLBL,
EXCP_TLBL,
EXCP_TLBS,
EXCP_DBE,
EXCP_THREAD,
EXCP_MDMX,
EXCP_C2E,
EXCP_CACHE, /* 32 */
EXCP_DSPDIS,
EXCP_MSADIS,
EXCP_MSAFPE,
EXCP_TLBXI,
EXCP_TLBRI,
EXCP_SEMIHOST,
EXCP_LAST = EXCP_SEMIHOST,
};
/*
* This is an internally generated WAKE request line.
* It is driven by the CPU itself. Raised when the MT
* block wants to wake a VPE from an inactive state and
* cleared when VPE goes from active to inactive.
*/
#define CPU_INTERRUPT_WAKE CPU_INTERRUPT_TGT_INT_0
#define CPU_RESOLVING_TYPE TYPE_MIPS_CPU
bool cpu_type_supports_cps_smp(const char *cpu_type);
bool cpu_supports_isa(const CPUMIPSState *env, uint64_t isa_mask);
bool cpu_type_supports_isa(const char *cpu_type, uint64_t isa);
/* Check presence of MSA implementation */
static inline bool ase_msa_available(CPUMIPSState *env)
{
return env->CP0_Config3 & (1 << CP0C3_MSAP);
}
/* Check presence of Loongson CSR instructions */
static inline bool ase_lcsr_available(CPUMIPSState *env)
{
return env->lcsr_cpucfg2 & (1 << CPUCFG2_LCSRP);
}
/* Check presence of multi-threading ASE implementation */
static inline bool ase_mt_available(CPUMIPSState *env)
{
return env->CP0_Config3 & (1 << CP0C3_MT);
}
static inline bool cpu_type_is_64bit(const char *cpu_type)
{
return cpu_type_supports_isa(cpu_type, CPU_MIPS64);
}
void cpu_set_exception_base(int vp_index, target_ulong address);
/* addr.c */
uint64_t cpu_mips_kseg0_to_phys(void *opaque, uint64_t addr);
uint64_t cpu_mips_phys_to_kseg0(void *opaque, uint64_t addr);
uint64_t cpu_mips_kseg1_to_phys(void *opaque, uint64_t addr);
uint64_t cpu_mips_phys_to_kseg1(void *opaque, uint64_t addr);
#if !defined(CONFIG_USER_ONLY)
/* HW declaration specific to the MIPS target */
void cpu_mips_soft_irq(CPUMIPSState *env, int irq, int level);
void cpu_mips_irq_init_cpu(MIPSCPU *cpu);
void cpu_mips_clock_init(MIPSCPU *cpu);
#endif /* !CONFIG_USER_ONLY */
/* helper.c */
target_ulong exception_resume_pc(CPUMIPSState *env);
static inline void cpu_get_tb_cpu_state(CPUMIPSState *env, vaddr *pc,
uint64_t *cs_base, uint32_t *flags)
{
*pc = env->active_tc.PC;
*cs_base = 0;
*flags = env->hflags & (MIPS_HFLAG_TMASK | MIPS_HFLAG_BMASK |
MIPS_HFLAG_HWRENA_ULR);
}
/**
* mips_cpu_create_with_clock:
* @typename: a MIPS CPU type.
* @cpu_refclk: this cpu input clock (an output clock of another device)
*
* Instantiates a MIPS CPU, set the input clock of the CPU to @cpu_refclk,
* then realizes the CPU.
*
* Returns: A #CPUState or %NULL if an error occurred.
*/
MIPSCPU *mips_cpu_create_with_clock(const char *cpu_type, Clock *cpu_refclk);
#endif /* MIPS_CPU_H */
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