| /* 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_MTOPI 0xfb0 |
| |
| /* Machine-Level IMSIC Interface (AIA) */ |
| #define CSR_MSETEIPNUM 0x358 |
| #define CSR_MCLREIPNUM 0x359 |
| #define CSR_MSETEIENUM 0x35a |
| #define CSR_MCLREIENUM 0x35b |
| #define CSR_MTOPEI 0x35c |
| |
| /* 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_SEDELEG 0x102 |
| #define CSR_SIDELEG 0x103 |
| #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 |
| |
| /* 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_STOPI 0xdb0 |
| |
| /* Supervisor-Level IMSIC Interface (AIA) */ |
| #define CSR_SSETEIPNUM 0x158 |
| #define CSR_SCLREIPNUM 0x159 |
| #define CSR_SSETEIENUM 0x15a |
| #define CSR_SCLREIENUM 0x15b |
| #define CSR_STOPEI 0x15c |
| |
| /* 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 |
| |
| #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_VSTOPI 0xeb0 |
| |
| /* VS-Level IMSIC Interface (H-extension with AIA) */ |
| #define CSR_VSSETEIPNUM 0x258 |
| #define CSR_VSCLREIPNUM 0x259 |
| #define CSR_VSSETEIENUM 0x25a |
| #define CSR_VSCLREIENUM 0x25b |
| #define CSR_VSTOPEI 0x25c |
| |
| /* 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 |
| |
| /* 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 |
| #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_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 |
| |
| /* 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_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) |
| |
| /* sip masks */ |
| #define SIP_SSIP MIP_SSIP |
| #define SIP_STIP MIP_STIP |
| #define SIP_SEIP MIP_SEIP |
| |
| /* 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 + 24) |
| #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) |
| |
| #endif |
