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qemu/target/riscv/cpu_bits.h
Frank Chang 31b9798d82 target/riscv: debug: Introduce tinfo CSR 
tinfo.info:
  One bit for each possible type enumerated in tdata1.
  If the bit is set, then that type is supported by the currently
  selected trigger.

Signed-off-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Message-Id: <20220909134215.1843865-6-bmeng.cn@gmail.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2022-09-27 11:23:57 +10:00

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/* RISC-V ISA constants */
#ifndef TARGET_RISCV_CPU_BITS_H
#define TARGET_RISCV_CPU_BITS_H
#define get_field(reg, mask) (((reg) & \
(uint64_t)(mask)) / ((mask) & ~((mask) << 1)))
#define set_field(reg, mask, val) (((reg) & ~(uint64_t)(mask)) | \
(((uint64_t)(val) * ((mask) & ~((mask) << 1))) & \
(uint64_t)(mask)))
/* Floating point round mode */
#define FSR_RD_SHIFT 5
#define FSR_RD (0x7 << FSR_RD_SHIFT)
/* Floating point accrued exception flags */
#define FPEXC_NX 0x01
#define FPEXC_UF 0x02
#define FPEXC_OF 0x04
#define FPEXC_DZ 0x08
#define FPEXC_NV 0x10
/* Floating point status register bits */
#define FSR_AEXC_SHIFT 0
#define FSR_NVA (FPEXC_NV << FSR_AEXC_SHIFT)
#define FSR_OFA (FPEXC_OF << FSR_AEXC_SHIFT)
#define FSR_UFA (FPEXC_UF << FSR_AEXC_SHIFT)
#define FSR_DZA (FPEXC_DZ << FSR_AEXC_SHIFT)
#define FSR_NXA (FPEXC_NX << FSR_AEXC_SHIFT)
#define FSR_AEXC (FSR_NVA | FSR_OFA | FSR_UFA | FSR_DZA | FSR_NXA)
/* Vector Fixed-Point round model */
#define FSR_VXRM_SHIFT 9
#define FSR_VXRM (0x3 << FSR_VXRM_SHIFT)
/* Vector Fixed-Point saturation flag */
#define FSR_VXSAT_SHIFT 8
#define FSR_VXSAT (0x1 << FSR_VXSAT_SHIFT)
/* Control and Status Registers */
/* User Trap Setup */
#define CSR_USTATUS 0x000
#define CSR_UIE 0x004
#define CSR_UTVEC 0x005
/* User Trap Handling */
#define CSR_USCRATCH 0x040
#define CSR_UEPC 0x041
#define CSR_UCAUSE 0x042
#define CSR_UTVAL 0x043
#define CSR_UIP 0x044
/* User Floating-Point CSRs */
#define CSR_FFLAGS 0x001
#define CSR_FRM 0x002
#define CSR_FCSR 0x003
/* User Vector CSRs */
#define CSR_VSTART 0x008
#define CSR_VXSAT 0x009
#define CSR_VXRM 0x00a
#define CSR_VCSR 0x00f
#define CSR_VL 0xc20
#define CSR_VTYPE 0xc21
#define CSR_VLENB 0xc22
/* VCSR fields */
#define VCSR_VXSAT_SHIFT 0
#define VCSR_VXSAT (0x1 << VCSR_VXSAT_SHIFT)
#define VCSR_VXRM_SHIFT 1
#define VCSR_VXRM (0x3 << VCSR_VXRM_SHIFT)
/* User Timers and Counters */
#define CSR_CYCLE 0xc00
#define CSR_TIME 0xc01
#define CSR_INSTRET 0xc02
#define CSR_HPMCOUNTER3 0xc03
#define CSR_HPMCOUNTER4 0xc04
#define CSR_HPMCOUNTER5 0xc05
#define CSR_HPMCOUNTER6 0xc06
#define CSR_HPMCOUNTER7 0xc07
#define CSR_HPMCOUNTER8 0xc08
#define CSR_HPMCOUNTER9 0xc09
#define CSR_HPMCOUNTER10 0xc0a
#define CSR_HPMCOUNTER11 0xc0b
#define CSR_HPMCOUNTER12 0xc0c
#define CSR_HPMCOUNTER13 0xc0d
#define CSR_HPMCOUNTER14 0xc0e
#define CSR_HPMCOUNTER15 0xc0f
#define CSR_HPMCOUNTER16 0xc10
#define CSR_HPMCOUNTER17 0xc11
#define CSR_HPMCOUNTER18 0xc12
#define CSR_HPMCOUNTER19 0xc13
#define CSR_HPMCOUNTER20 0xc14
#define CSR_HPMCOUNTER21 0xc15
#define CSR_HPMCOUNTER22 0xc16
#define CSR_HPMCOUNTER23 0xc17
#define CSR_HPMCOUNTER24 0xc18
#define CSR_HPMCOUNTER25 0xc19
#define CSR_HPMCOUNTER26 0xc1a
#define CSR_HPMCOUNTER27 0xc1b
#define CSR_HPMCOUNTER28 0xc1c
#define CSR_HPMCOUNTER29 0xc1d
#define CSR_HPMCOUNTER30 0xc1e
#define CSR_HPMCOUNTER31 0xc1f
#define CSR_CYCLEH 0xc80
#define CSR_TIMEH 0xc81
#define CSR_INSTRETH 0xc82
#define CSR_HPMCOUNTER3H 0xc83
#define CSR_HPMCOUNTER4H 0xc84
#define CSR_HPMCOUNTER5H 0xc85
#define CSR_HPMCOUNTER6H 0xc86
#define CSR_HPMCOUNTER7H 0xc87
#define CSR_HPMCOUNTER8H 0xc88
#define CSR_HPMCOUNTER9H 0xc89
#define CSR_HPMCOUNTER10H 0xc8a
#define CSR_HPMCOUNTER11H 0xc8b
#define CSR_HPMCOUNTER12H 0xc8c
#define CSR_HPMCOUNTER13H 0xc8d
#define CSR_HPMCOUNTER14H 0xc8e
#define CSR_HPMCOUNTER15H 0xc8f
#define CSR_HPMCOUNTER16H 0xc90
#define CSR_HPMCOUNTER17H 0xc91
#define CSR_HPMCOUNTER18H 0xc92
#define CSR_HPMCOUNTER19H 0xc93
#define CSR_HPMCOUNTER20H 0xc94
#define CSR_HPMCOUNTER21H 0xc95
#define CSR_HPMCOUNTER22H 0xc96
#define CSR_HPMCOUNTER23H 0xc97
#define CSR_HPMCOUNTER24H 0xc98
#define CSR_HPMCOUNTER25H 0xc99
#define CSR_HPMCOUNTER26H 0xc9a
#define CSR_HPMCOUNTER27H 0xc9b
#define CSR_HPMCOUNTER28H 0xc9c
#define CSR_HPMCOUNTER29H 0xc9d
#define CSR_HPMCOUNTER30H 0xc9e
#define CSR_HPMCOUNTER31H 0xc9f
/* Machine Timers and Counters */
#define CSR_MCYCLE 0xb00
#define CSR_MINSTRET 0xb02
#define CSR_MCYCLEH 0xb80
#define CSR_MINSTRETH 0xb82
/* Machine Information Registers */
#define CSR_MVENDORID 0xf11
#define CSR_MARCHID 0xf12
#define CSR_MIMPID 0xf13
#define CSR_MHARTID 0xf14
#define CSR_MCONFIGPTR 0xf15
/* Machine Trap Setup */
#define CSR_MSTATUS 0x300
#define CSR_MISA 0x301
#define CSR_MEDELEG 0x302
#define CSR_MIDELEG 0x303
#define CSR_MIE 0x304
#define CSR_MTVEC 0x305
#define CSR_MCOUNTEREN 0x306
/* 32-bit only */
#define CSR_MSTATUSH 0x310
/* Machine Trap Handling */
#define CSR_MSCRATCH 0x340
#define CSR_MEPC 0x341
#define CSR_MCAUSE 0x342
#define CSR_MTVAL 0x343
#define CSR_MIP 0x344
/* Machine-Level Window to Indirectly Accessed Registers (AIA) */
#define CSR_MISELECT 0x350
#define CSR_MIREG 0x351
/* Machine-Level Interrupts (AIA) */
#define CSR_MTOPEI 0x35c
#define CSR_MTOPI 0xfb0
/* Virtual Interrupts for Supervisor Level (AIA) */
#define CSR_MVIEN 0x308
#define CSR_MVIP 0x309
/* Machine-Level High-Half CSRs (AIA) */
#define CSR_MIDELEGH 0x313
#define CSR_MIEH 0x314
#define CSR_MVIENH 0x318
#define CSR_MVIPH 0x319
#define CSR_MIPH 0x354
/* Supervisor Trap Setup */
#define CSR_SSTATUS 0x100
#define CSR_SIE 0x104
#define CSR_STVEC 0x105
#define CSR_SCOUNTEREN 0x106
/* Supervisor Configuration CSRs */
#define CSR_SENVCFG 0x10A
/* Supervisor Trap Handling */
#define CSR_SSCRATCH 0x140
#define CSR_SEPC 0x141
#define CSR_SCAUSE 0x142
#define CSR_STVAL 0x143
#define CSR_SIP 0x144
/* Sstc supervisor CSRs */
#define CSR_STIMECMP 0x14D
#define CSR_STIMECMPH 0x15D
/* Supervisor Protection and Translation */
#define CSR_SPTBR 0x180
#define CSR_SATP 0x180
/* Supervisor-Level Window to Indirectly Accessed Registers (AIA) */
#define CSR_SISELECT 0x150
#define CSR_SIREG 0x151
/* Supervisor-Level Interrupts (AIA) */
#define CSR_STOPEI 0x15c
#define CSR_STOPI 0xdb0
/* Supervisor-Level High-Half CSRs (AIA) */
#define CSR_SIEH 0x114
#define CSR_SIPH 0x154
/* Hpervisor CSRs */
#define CSR_HSTATUS 0x600
#define CSR_HEDELEG 0x602
#define CSR_HIDELEG 0x603
#define CSR_HIE 0x604
#define CSR_HCOUNTEREN 0x606
#define CSR_HGEIE 0x607
#define CSR_HTVAL 0x643
#define CSR_HVIP 0x645
#define CSR_HIP 0x644
#define CSR_HTINST 0x64A
#define CSR_HGEIP 0xE12
#define CSR_HGATP 0x680
#define CSR_HTIMEDELTA 0x605
#define CSR_HTIMEDELTAH 0x615
/* Hypervisor Configuration CSRs */
#define CSR_HENVCFG 0x60A
#define CSR_HENVCFGH 0x61A
/* Virtual CSRs */
#define CSR_VSSTATUS 0x200
#define CSR_VSIE 0x204
#define CSR_VSTVEC 0x205
#define CSR_VSSCRATCH 0x240
#define CSR_VSEPC 0x241
#define CSR_VSCAUSE 0x242
#define CSR_VSTVAL 0x243
#define CSR_VSIP 0x244
#define CSR_VSATP 0x280
/* Sstc virtual CSRs */
#define CSR_VSTIMECMP 0x24D
#define CSR_VSTIMECMPH 0x25D
#define CSR_MTINST 0x34a
#define CSR_MTVAL2 0x34b
/* Virtual Interrupts and Interrupt Priorities (H-extension with AIA) */
#define CSR_HVIEN 0x608
#define CSR_HVICTL 0x609
#define CSR_HVIPRIO1 0x646
#define CSR_HVIPRIO2 0x647
/* VS-Level Window to Indirectly Accessed Registers (H-extension with AIA) */
#define CSR_VSISELECT 0x250
#define CSR_VSIREG 0x251
/* VS-Level Interrupts (H-extension with AIA) */
#define CSR_VSTOPEI 0x25c
#define CSR_VSTOPI 0xeb0
/* Hypervisor and VS-Level High-Half CSRs (H-extension with AIA) */
#define CSR_HIDELEGH 0x613
#define CSR_HVIENH 0x618
#define CSR_HVIPH 0x655
#define CSR_HVIPRIO1H 0x656
#define CSR_HVIPRIO2H 0x657
#define CSR_VSIEH 0x214
#define CSR_VSIPH 0x254
/* Machine Configuration CSRs */
#define CSR_MENVCFG 0x30A
#define CSR_MENVCFGH 0x31A
/* Enhanced Physical Memory Protection (ePMP) */
#define CSR_MSECCFG 0x747
#define CSR_MSECCFGH 0x757
/* Physical Memory Protection */
#define CSR_PMPCFG0 0x3a0
#define CSR_PMPCFG1 0x3a1
#define CSR_PMPCFG2 0x3a2
#define CSR_PMPCFG3 0x3a3
#define CSR_PMPADDR0 0x3b0
#define CSR_PMPADDR1 0x3b1
#define CSR_PMPADDR2 0x3b2
#define CSR_PMPADDR3 0x3b3
#define CSR_PMPADDR4 0x3b4
#define CSR_PMPADDR5 0x3b5
#define CSR_PMPADDR6 0x3b6
#define CSR_PMPADDR7 0x3b7
#define CSR_PMPADDR8 0x3b8
#define CSR_PMPADDR9 0x3b9
#define CSR_PMPADDR10 0x3ba
#define CSR_PMPADDR11 0x3bb
#define CSR_PMPADDR12 0x3bc
#define CSR_PMPADDR13 0x3bd
#define CSR_PMPADDR14 0x3be
#define CSR_PMPADDR15 0x3bf
/* Debug/Trace Registers (shared with Debug Mode) */
#define CSR_TSELECT 0x7a0
#define CSR_TDATA1 0x7a1
#define CSR_TDATA2 0x7a2
#define CSR_TDATA3 0x7a3
#define CSR_TINFO 0x7a4
/* Debug Mode Registers */
#define CSR_DCSR 0x7b0
#define CSR_DPC 0x7b1
#define CSR_DSCRATCH 0x7b2
/* Performance Counters */
#define CSR_MHPMCOUNTER3 0xb03
#define CSR_MHPMCOUNTER4 0xb04
#define CSR_MHPMCOUNTER5 0xb05
#define CSR_MHPMCOUNTER6 0xb06
#define CSR_MHPMCOUNTER7 0xb07
#define CSR_MHPMCOUNTER8 0xb08
#define CSR_MHPMCOUNTER9 0xb09
#define CSR_MHPMCOUNTER10 0xb0a
#define CSR_MHPMCOUNTER11 0xb0b
#define CSR_MHPMCOUNTER12 0xb0c
#define CSR_MHPMCOUNTER13 0xb0d
#define CSR_MHPMCOUNTER14 0xb0e
#define CSR_MHPMCOUNTER15 0xb0f
#define CSR_MHPMCOUNTER16 0xb10
#define CSR_MHPMCOUNTER17 0xb11
#define CSR_MHPMCOUNTER18 0xb12
#define CSR_MHPMCOUNTER19 0xb13
#define CSR_MHPMCOUNTER20 0xb14
#define CSR_MHPMCOUNTER21 0xb15
#define CSR_MHPMCOUNTER22 0xb16
#define CSR_MHPMCOUNTER23 0xb17
#define CSR_MHPMCOUNTER24 0xb18
#define CSR_MHPMCOUNTER25 0xb19
#define CSR_MHPMCOUNTER26 0xb1a
#define CSR_MHPMCOUNTER27 0xb1b
#define CSR_MHPMCOUNTER28 0xb1c
#define CSR_MHPMCOUNTER29 0xb1d
#define CSR_MHPMCOUNTER30 0xb1e
#define CSR_MHPMCOUNTER31 0xb1f
/* Machine counter-inhibit register */
#define CSR_MCOUNTINHIBIT 0x320
#define CSR_MHPMEVENT3 0x323
#define CSR_MHPMEVENT4 0x324
#define CSR_MHPMEVENT5 0x325
#define CSR_MHPMEVENT6 0x326
#define CSR_MHPMEVENT7 0x327
#define CSR_MHPMEVENT8 0x328
#define CSR_MHPMEVENT9 0x329
#define CSR_MHPMEVENT10 0x32a
#define CSR_MHPMEVENT11 0x32b
#define CSR_MHPMEVENT12 0x32c
#define CSR_MHPMEVENT13 0x32d
#define CSR_MHPMEVENT14 0x32e
#define CSR_MHPMEVENT15 0x32f
#define CSR_MHPMEVENT16 0x330
#define CSR_MHPMEVENT17 0x331
#define CSR_MHPMEVENT18 0x332
#define CSR_MHPMEVENT19 0x333
#define CSR_MHPMEVENT20 0x334
#define CSR_MHPMEVENT21 0x335
#define CSR_MHPMEVENT22 0x336
#define CSR_MHPMEVENT23 0x337
#define CSR_MHPMEVENT24 0x338
#define CSR_MHPMEVENT25 0x339
#define CSR_MHPMEVENT26 0x33a
#define CSR_MHPMEVENT27 0x33b
#define CSR_MHPMEVENT28 0x33c
#define CSR_MHPMEVENT29 0x33d
#define CSR_MHPMEVENT30 0x33e
#define CSR_MHPMEVENT31 0x33f
#define CSR_MHPMEVENT3H 0x723
#define CSR_MHPMEVENT4H 0x724
#define CSR_MHPMEVENT5H 0x725
#define CSR_MHPMEVENT6H 0x726
#define CSR_MHPMEVENT7H 0x727
#define CSR_MHPMEVENT8H 0x728
#define CSR_MHPMEVENT9H 0x729
#define CSR_MHPMEVENT10H 0x72a
#define CSR_MHPMEVENT11H 0x72b
#define CSR_MHPMEVENT12H 0x72c
#define CSR_MHPMEVENT13H 0x72d
#define CSR_MHPMEVENT14H 0x72e
#define CSR_MHPMEVENT15H 0x72f
#define CSR_MHPMEVENT16H 0x730
#define CSR_MHPMEVENT17H 0x731
#define CSR_MHPMEVENT18H 0x732
#define CSR_MHPMEVENT19H 0x733
#define CSR_MHPMEVENT20H 0x734
#define CSR_MHPMEVENT21H 0x735
#define CSR_MHPMEVENT22H 0x736
#define CSR_MHPMEVENT23H 0x737
#define CSR_MHPMEVENT24H 0x738
#define CSR_MHPMEVENT25H 0x739
#define CSR_MHPMEVENT26H 0x73a
#define CSR_MHPMEVENT27H 0x73b
#define CSR_MHPMEVENT28H 0x73c
#define CSR_MHPMEVENT29H 0x73d
#define CSR_MHPMEVENT30H 0x73e
#define CSR_MHPMEVENT31H 0x73f
#define CSR_MHPMCOUNTER3H 0xb83
#define CSR_MHPMCOUNTER4H 0xb84
#define CSR_MHPMCOUNTER5H 0xb85
#define CSR_MHPMCOUNTER6H 0xb86
#define CSR_MHPMCOUNTER7H 0xb87
#define CSR_MHPMCOUNTER8H 0xb88
#define CSR_MHPMCOUNTER9H 0xb89
#define CSR_MHPMCOUNTER10H 0xb8a
#define CSR_MHPMCOUNTER11H 0xb8b
#define CSR_MHPMCOUNTER12H 0xb8c
#define CSR_MHPMCOUNTER13H 0xb8d
#define CSR_MHPMCOUNTER14H 0xb8e
#define CSR_MHPMCOUNTER15H 0xb8f
#define CSR_MHPMCOUNTER16H 0xb90
#define CSR_MHPMCOUNTER17H 0xb91
#define CSR_MHPMCOUNTER18H 0xb92
#define CSR_MHPMCOUNTER19H 0xb93
#define CSR_MHPMCOUNTER20H 0xb94
#define CSR_MHPMCOUNTER21H 0xb95
#define CSR_MHPMCOUNTER22H 0xb96
#define CSR_MHPMCOUNTER23H 0xb97
#define CSR_MHPMCOUNTER24H 0xb98
#define CSR_MHPMCOUNTER25H 0xb99
#define CSR_MHPMCOUNTER26H 0xb9a
#define CSR_MHPMCOUNTER27H 0xb9b
#define CSR_MHPMCOUNTER28H 0xb9c
#define CSR_MHPMCOUNTER29H 0xb9d
#define CSR_MHPMCOUNTER30H 0xb9e
#define CSR_MHPMCOUNTER31H 0xb9f
/*
* User PointerMasking registers
* NB: actual CSR numbers might be changed in future
*/
#define CSR_UMTE 0x4c0
#define CSR_UPMMASK 0x4c1
#define CSR_UPMBASE 0x4c2
/*
* Machine PointerMasking registers
* NB: actual CSR numbers might be changed in future
*/
#define CSR_MMTE 0x3c0
#define CSR_MPMMASK 0x3c1
#define CSR_MPMBASE 0x3c2
/*
* Supervisor PointerMaster registers
* NB: actual CSR numbers might be changed in future
*/
#define CSR_SMTE 0x1c0
#define CSR_SPMMASK 0x1c1
#define CSR_SPMBASE 0x1c2
/*
* Hypervisor PointerMaster registers
* NB: actual CSR numbers might be changed in future
*/
#define CSR_VSMTE 0x2c0
#define CSR_VSPMMASK 0x2c1
#define CSR_VSPMBASE 0x2c2
#define CSR_SCOUNTOVF 0xda0
/* Crypto Extension */
#define CSR_SEED 0x015
/* mstatus CSR bits */
#define MSTATUS_UIE 0x00000001
#define MSTATUS_SIE 0x00000002
#define MSTATUS_MIE 0x00000008
#define MSTATUS_UPIE 0x00000010
#define MSTATUS_SPIE 0x00000020
#define MSTATUS_UBE 0x00000040
#define MSTATUS_MPIE 0x00000080
#define MSTATUS_SPP 0x00000100
#define MSTATUS_VS 0x00000600
#define MSTATUS_MPP 0x00001800
#define MSTATUS_FS 0x00006000
#define MSTATUS_XS 0x00018000
#define MSTATUS_MPRV 0x00020000
#define MSTATUS_SUM 0x00040000 /* since: priv-1.10 */
#define MSTATUS_MXR 0x00080000
#define MSTATUS_TVM 0x00100000 /* since: priv-1.10 */
#define MSTATUS_TW 0x00200000 /* since: priv-1.10 */
#define MSTATUS_TSR 0x00400000 /* since: priv-1.10 */
#define MSTATUS_GVA 0x4000000000ULL
#define MSTATUS_MPV 0x8000000000ULL
#define MSTATUS64_UXL 0x0000000300000000ULL
#define MSTATUS64_SXL 0x0000000C00000000ULL
#define MSTATUS32_SD 0x80000000
#define MSTATUS64_SD 0x8000000000000000ULL
#define MSTATUSH128_SD 0x8000000000000000ULL
#define MISA32_MXL 0xC0000000
#define MISA64_MXL 0xC000000000000000ULL
typedef enum {
MXL_RV32 = 1,
MXL_RV64 = 2,
MXL_RV128 = 3,
} RISCVMXL;
/* sstatus CSR bits */
#define SSTATUS_UIE 0x00000001
#define SSTATUS_SIE 0x00000002
#define SSTATUS_UPIE 0x00000010
#define SSTATUS_SPIE 0x00000020
#define SSTATUS_SPP 0x00000100
#define SSTATUS_VS 0x00000600
#define SSTATUS_FS 0x00006000
#define SSTATUS_XS 0x00018000
#define SSTATUS_SUM 0x00040000 /* since: priv-1.10 */
#define SSTATUS_MXR 0x00080000
#define SSTATUS64_UXL 0x0000000300000000ULL
#define SSTATUS32_SD 0x80000000
#define SSTATUS64_SD 0x8000000000000000ULL
/* hstatus CSR bits */
#define HSTATUS_VSBE 0x00000020
#define HSTATUS_GVA 0x00000040
#define HSTATUS_SPV 0x00000080
#define HSTATUS_SPVP 0x00000100
#define HSTATUS_HU 0x00000200
#define HSTATUS_VGEIN 0x0003F000
#define HSTATUS_VTVM 0x00100000
#define HSTATUS_VTW 0x00200000
#define HSTATUS_VTSR 0x00400000
#define HSTATUS_VSXL 0x300000000
#define HSTATUS32_WPRI 0xFF8FF87E
#define HSTATUS64_WPRI 0xFFFFFFFFFF8FF87EULL
#define COUNTEREN_CY (1 << 0)
#define COUNTEREN_TM (1 << 1)
#define COUNTEREN_IR (1 << 2)
#define COUNTEREN_HPM3 (1 << 3)
/* vsstatus CSR bits */
#define VSSTATUS64_UXL 0x0000000300000000ULL
/* Privilege modes */
#define PRV_U 0
#define PRV_S 1
#define PRV_H 2 /* Reserved */
#define PRV_M 3
/* Virtulisation Register Fields */
#define VIRT_ONOFF 1
/* RV32 satp CSR field masks */
#define SATP32_MODE 0x80000000
#define SATP32_ASID 0x7fc00000
#define SATP32_PPN 0x003fffff
/* RV64 satp CSR field masks */
#define SATP64_MODE 0xF000000000000000ULL
#define SATP64_ASID 0x0FFFF00000000000ULL
#define SATP64_PPN 0x00000FFFFFFFFFFFULL
/* VM modes (satp.mode) privileged ISA 1.10 */
#define VM_1_10_MBARE 0
#define VM_1_10_SV32 1
#define VM_1_10_SV39 8
#define VM_1_10_SV48 9
#define VM_1_10_SV57 10
#define VM_1_10_SV64 11
/* Page table entry (PTE) fields */
#define PTE_V 0x001 /* Valid */
#define PTE_R 0x002 /* Read */
#define PTE_W 0x004 /* Write */
#define PTE_X 0x008 /* Execute */
#define PTE_U 0x010 /* User */
#define PTE_G 0x020 /* Global */
#define PTE_A 0x040 /* Accessed */
#define PTE_D 0x080 /* Dirty */
#define PTE_SOFT 0x300 /* Reserved for Software */
#define PTE_PBMT 0x6000000000000000ULL /* Page-based memory types */
#define PTE_N 0x8000000000000000ULL /* NAPOT translation */
#define PTE_ATTR (PTE_N | PTE_PBMT) /* All attributes bits */
/* Page table PPN shift amount */
#define PTE_PPN_SHIFT 10
/* Page table PPN mask */
#define PTE_PPN_MASK 0x3FFFFFFFFFFC00ULL
/* Leaf page shift amount */
#define PGSHIFT 12
/* Default Reset Vector adress */
#define DEFAULT_RSTVEC 0x1000
/* Exception causes */
typedef enum RISCVException {
RISCV_EXCP_NONE = -1, /* sentinel value */
RISCV_EXCP_INST_ADDR_MIS = 0x0,
RISCV_EXCP_INST_ACCESS_FAULT = 0x1,
RISCV_EXCP_ILLEGAL_INST = 0x2,
RISCV_EXCP_BREAKPOINT = 0x3,
RISCV_EXCP_LOAD_ADDR_MIS = 0x4,
RISCV_EXCP_LOAD_ACCESS_FAULT = 0x5,
RISCV_EXCP_STORE_AMO_ADDR_MIS = 0x6,
RISCV_EXCP_STORE_AMO_ACCESS_FAULT = 0x7,
RISCV_EXCP_U_ECALL = 0x8,
RISCV_EXCP_S_ECALL = 0x9,
RISCV_EXCP_VS_ECALL = 0xa,
RISCV_EXCP_M_ECALL = 0xb,
RISCV_EXCP_INST_PAGE_FAULT = 0xc, /* since: priv-1.10.0 */
RISCV_EXCP_LOAD_PAGE_FAULT = 0xd, /* since: priv-1.10.0 */
RISCV_EXCP_STORE_PAGE_FAULT = 0xf, /* since: priv-1.10.0 */
RISCV_EXCP_SEMIHOST = 0x10,
RISCV_EXCP_INST_GUEST_PAGE_FAULT = 0x14,
RISCV_EXCP_LOAD_GUEST_ACCESS_FAULT = 0x15,
RISCV_EXCP_VIRT_INSTRUCTION_FAULT = 0x16,
RISCV_EXCP_STORE_GUEST_AMO_ACCESS_FAULT = 0x17,
} RISCVException;
#define RISCV_EXCP_INT_FLAG 0x80000000
#define RISCV_EXCP_INT_MASK 0x7fffffff
/* Interrupt causes */
#define IRQ_U_SOFT 0
#define IRQ_S_SOFT 1
#define IRQ_VS_SOFT 2
#define IRQ_M_SOFT 3
#define IRQ_U_TIMER 4
#define IRQ_S_TIMER 5
#define IRQ_VS_TIMER 6
#define IRQ_M_TIMER 7
#define IRQ_U_EXT 8
#define IRQ_S_EXT 9
#define IRQ_VS_EXT 10
#define IRQ_M_EXT 11
#define IRQ_S_GEXT 12
#define IRQ_PMU_OVF 13
#define IRQ_LOCAL_MAX 16
#define IRQ_LOCAL_GUEST_MAX (TARGET_LONG_BITS - 1)
/* mip masks */
#define MIP_USIP (1 << IRQ_U_SOFT)
#define MIP_SSIP (1 << IRQ_S_SOFT)
#define MIP_VSSIP (1 << IRQ_VS_SOFT)
#define MIP_MSIP (1 << IRQ_M_SOFT)
#define MIP_UTIP (1 << IRQ_U_TIMER)
#define MIP_STIP (1 << IRQ_S_TIMER)
#define MIP_VSTIP (1 << IRQ_VS_TIMER)
#define MIP_MTIP (1 << IRQ_M_TIMER)
#define MIP_UEIP (1 << IRQ_U_EXT)
#define MIP_SEIP (1 << IRQ_S_EXT)
#define MIP_VSEIP (1 << IRQ_VS_EXT)
#define MIP_MEIP (1 << IRQ_M_EXT)
#define MIP_SGEIP (1 << IRQ_S_GEXT)
#define MIP_LCOFIP (1 << IRQ_PMU_OVF)
/* sip masks */
#define SIP_SSIP MIP_SSIP
#define SIP_STIP MIP_STIP
#define SIP_SEIP MIP_SEIP
#define SIP_LCOFIP MIP_LCOFIP
/* MIE masks */
#define MIE_SEIE (1 << IRQ_S_EXT)
#define MIE_UEIE (1 << IRQ_U_EXT)
#define MIE_STIE (1 << IRQ_S_TIMER)
#define MIE_UTIE (1 << IRQ_U_TIMER)
#define MIE_SSIE (1 << IRQ_S_SOFT)
#define MIE_USIE (1 << IRQ_U_SOFT)
/* General PointerMasking CSR bits*/
#define PM_ENABLE 0x00000001ULL
#define PM_CURRENT 0x00000002ULL
#define PM_INSN 0x00000004ULL
#define PM_XS_MASK 0x00000003ULL
/* PointerMasking XS bits values */
#define PM_EXT_DISABLE 0x00000000ULL
#define PM_EXT_INITIAL 0x00000001ULL
#define PM_EXT_CLEAN 0x00000002ULL
#define PM_EXT_DIRTY 0x00000003ULL
/* Execution enviornment configuration bits */
#define MENVCFG_FIOM BIT(0)
#define MENVCFG_CBIE (3UL << 4)
#define MENVCFG_CBCFE BIT(6)
#define MENVCFG_CBZE BIT(7)
#define MENVCFG_PBMTE (1ULL << 62)
#define MENVCFG_STCE (1ULL << 63)
/* For RV32 */
#define MENVCFGH_PBMTE BIT(30)
#define MENVCFGH_STCE BIT(31)
#define SENVCFG_FIOM MENVCFG_FIOM
#define SENVCFG_CBIE MENVCFG_CBIE
#define SENVCFG_CBCFE MENVCFG_CBCFE
#define SENVCFG_CBZE MENVCFG_CBZE
#define HENVCFG_FIOM MENVCFG_FIOM
#define HENVCFG_CBIE MENVCFG_CBIE
#define HENVCFG_CBCFE MENVCFG_CBCFE
#define HENVCFG_CBZE MENVCFG_CBZE
#define HENVCFG_PBMTE MENVCFG_PBMTE
#define HENVCFG_STCE MENVCFG_STCE
/* For RV32 */
#define HENVCFGH_PBMTE MENVCFGH_PBMTE
#define HENVCFGH_STCE MENVCFGH_STCE
/* Offsets for every pair of control bits per each priv level */
#define XS_OFFSET 0ULL
#define U_OFFSET 2ULL
#define S_OFFSET 5ULL
#define M_OFFSET 8ULL
#define PM_XS_BITS (PM_XS_MASK << XS_OFFSET)
#define U_PM_ENABLE (PM_ENABLE << U_OFFSET)
#define U_PM_CURRENT (PM_CURRENT << U_OFFSET)
#define U_PM_INSN (PM_INSN << U_OFFSET)
#define S_PM_ENABLE (PM_ENABLE << S_OFFSET)
#define S_PM_CURRENT (PM_CURRENT << S_OFFSET)
#define S_PM_INSN (PM_INSN << S_OFFSET)
#define M_PM_ENABLE (PM_ENABLE << M_OFFSET)
#define M_PM_CURRENT (PM_CURRENT << M_OFFSET)
#define M_PM_INSN (PM_INSN << M_OFFSET)
/* mmte CSR bits */
#define MMTE_PM_XS_BITS PM_XS_BITS
#define MMTE_U_PM_ENABLE U_PM_ENABLE
#define MMTE_U_PM_CURRENT U_PM_CURRENT
#define MMTE_U_PM_INSN U_PM_INSN
#define MMTE_S_PM_ENABLE S_PM_ENABLE
#define MMTE_S_PM_CURRENT S_PM_CURRENT
#define MMTE_S_PM_INSN S_PM_INSN
#define MMTE_M_PM_ENABLE M_PM_ENABLE
#define MMTE_M_PM_CURRENT M_PM_CURRENT
#define MMTE_M_PM_INSN M_PM_INSN
#define MMTE_MASK (MMTE_U_PM_ENABLE | MMTE_U_PM_CURRENT | MMTE_U_PM_INSN | \
MMTE_S_PM_ENABLE | MMTE_S_PM_CURRENT | MMTE_S_PM_INSN | \
MMTE_M_PM_ENABLE | MMTE_M_PM_CURRENT | MMTE_M_PM_INSN | \
MMTE_PM_XS_BITS)
/* (v)smte CSR bits */
#define SMTE_PM_XS_BITS PM_XS_BITS
#define SMTE_U_PM_ENABLE U_PM_ENABLE
#define SMTE_U_PM_CURRENT U_PM_CURRENT
#define SMTE_U_PM_INSN U_PM_INSN
#define SMTE_S_PM_ENABLE S_PM_ENABLE
#define SMTE_S_PM_CURRENT S_PM_CURRENT
#define SMTE_S_PM_INSN S_PM_INSN
#define SMTE_MASK (SMTE_U_PM_ENABLE | SMTE_U_PM_CURRENT | SMTE_U_PM_INSN | \
SMTE_S_PM_ENABLE | SMTE_S_PM_CURRENT | SMTE_S_PM_INSN | \
SMTE_PM_XS_BITS)
/* umte CSR bits */
#define UMTE_U_PM_ENABLE U_PM_ENABLE
#define UMTE_U_PM_CURRENT U_PM_CURRENT
#define UMTE_U_PM_INSN U_PM_INSN
#define UMTE_MASK (UMTE_U_PM_ENABLE | MMTE_U_PM_CURRENT | UMTE_U_PM_INSN)
/* MISELECT, SISELECT, and VSISELECT bits (AIA) */
#define ISELECT_IPRIO0 0x30
#define ISELECT_IPRIO15 0x3f
#define ISELECT_IMSIC_EIDELIVERY 0x70
#define ISELECT_IMSIC_EITHRESHOLD 0x72
#define ISELECT_IMSIC_EIP0 0x80
#define ISELECT_IMSIC_EIP63 0xbf
#define ISELECT_IMSIC_EIE0 0xc0
#define ISELECT_IMSIC_EIE63 0xff
#define ISELECT_IMSIC_FIRST ISELECT_IMSIC_EIDELIVERY
#define ISELECT_IMSIC_LAST ISELECT_IMSIC_EIE63
#define ISELECT_MASK 0x1ff
/* Dummy [M|S|VS]ISELECT value for emulating [M|S|VS]TOPEI CSRs */
#define ISELECT_IMSIC_TOPEI (ISELECT_MASK + 1)
/* IMSIC bits (AIA) */
#define IMSIC_TOPEI_IID_SHIFT 16
#define IMSIC_TOPEI_IID_MASK 0x7ff
#define IMSIC_TOPEI_IPRIO_MASK 0x7ff
#define IMSIC_EIPx_BITS 32
#define IMSIC_EIEx_BITS 32
/* MTOPI and STOPI bits (AIA) */
#define TOPI_IID_SHIFT 16
#define TOPI_IID_MASK 0xfff
#define TOPI_IPRIO_MASK 0xff
/* Interrupt priority bits (AIA) */
#define IPRIO_IRQ_BITS 8
#define IPRIO_MMAXIPRIO 255
#define IPRIO_DEFAULT_UPPER 4
#define IPRIO_DEFAULT_MIDDLE (IPRIO_DEFAULT_UPPER + 12)
#define IPRIO_DEFAULT_M IPRIO_DEFAULT_MIDDLE
#define IPRIO_DEFAULT_S (IPRIO_DEFAULT_M + 3)
#define IPRIO_DEFAULT_SGEXT (IPRIO_DEFAULT_S + 3)
#define IPRIO_DEFAULT_VS (IPRIO_DEFAULT_SGEXT + 1)
#define IPRIO_DEFAULT_LOWER (IPRIO_DEFAULT_VS + 3)
/* HVICTL bits (AIA) */
#define HVICTL_VTI 0x40000000
#define HVICTL_IID 0x0fff0000
#define HVICTL_IPRIOM 0x00000100
#define HVICTL_IPRIO 0x000000ff
#define HVICTL_VALID_MASK \
(HVICTL_VTI | HVICTL_IID | HVICTL_IPRIOM | HVICTL_IPRIO)
/* seed CSR bits */
#define SEED_OPST (0b11 << 30)
#define SEED_OPST_BIST (0b00 << 30)
#define SEED_OPST_WAIT (0b01 << 30)
#define SEED_OPST_ES16 (0b10 << 30)
#define SEED_OPST_DEAD (0b11 << 30)
/* PMU related bits */
#define MIE_LCOFIE (1 << IRQ_PMU_OVF)
#define MHPMEVENT_BIT_OF BIT_ULL(63)
#define MHPMEVENTH_BIT_OF BIT(31)
#define MHPMEVENT_BIT_MINH BIT_ULL(62)
#define MHPMEVENTH_BIT_MINH BIT(30)
#define MHPMEVENT_BIT_SINH BIT_ULL(61)
#define MHPMEVENTH_BIT_SINH BIT(29)
#define MHPMEVENT_BIT_UINH BIT_ULL(60)
#define MHPMEVENTH_BIT_UINH BIT(28)
#define MHPMEVENT_BIT_VSINH BIT_ULL(59)
#define MHPMEVENTH_BIT_VSINH BIT(27)
#define MHPMEVENT_BIT_VUINH BIT_ULL(58)
#define MHPMEVENTH_BIT_VUINH BIT(26)
#define MHPMEVENT_SSCOF_MASK _ULL(0xFFFF000000000000)
#define MHPMEVENT_IDX_MASK 0xFFFFF
#define MHPMEVENT_SSCOF_RESVD 16
#endif
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