diff options
Diffstat (limited to 'encoding.h')
| -rw-r--r-- | encoding.h | 69 |
1 files changed, 41 insertions, 28 deletions
@@ -17,10 +17,14 @@ #define MSTATUS_FS 0x00006000 #define MSTATUS_XS 0x00018000 #define MSTATUS_MPRV 0x00020000 -#define MSTATUS_PUM 0x00040000 +#define MSTATUS_SUM 0x00040000 #define MSTATUS_MXR 0x00080000 -#define MSTATUS_VM 0x1F000000 +#define MSTATUS_TVM 0x00100000 +#define MSTATUS_TW 0x00200000 +#define MSTATUS_TSR 0x00400000 #define MSTATUS32_SD 0x80000000 +#define MSTATUS_UXL 0x0000000300000000 +#define MSTATUS_SXL 0x0000000C00000000 #define MSTATUS64_SD 0x8000000000000000 #define SSTATUS_UIE 0x00000001 @@ -30,8 +34,10 @@ #define SSTATUS_SPP 0x00000100 #define SSTATUS_FS 0x00006000 #define SSTATUS_XS 0x00018000 -#define SSTATUS_PUM 0x00040000 +#define SSTATUS_SUM 0x00040000 +#define SSTATUS_MXR 0x00080000 #define SSTATUS32_SD 0x80000000 +#define SSTATUS_UXL 0x0000000300000000 #define SSTATUS64_SD 0x8000000000000000 #define DCSR_XDEBUGVER (3U<<30) @@ -107,12 +113,30 @@ #define PRV_H 2 #define PRV_M 3 -#define VM_MBARE 0 -#define VM_MBB 1 -#define VM_MBBID 2 -#define VM_SV32 8 -#define VM_SV39 9 -#define VM_SV48 10 +#define SPTBR32_MODE 0x80000000 +#define SPTBR32_ASID 0x7FC00000 +#define SPTBR32_PPN 0x003FFFFF +#define SPTBR64_MODE 0xF000000000000000 +#define SPTBR64_ASID 0x0FFFF00000000000 +#define SPTBR64_PPN 0x00000FFFFFFFFFFF + +#define SPTBR_MODE_OFF 0 +#define SPTBR_MODE_SV32 1 +#define SPTBR_MODE_SV39 8 +#define SPTBR_MODE_SV48 9 +#define SPTBR_MODE_SV57 10 +#define SPTBR_MODE_SV64 11 + +#define PMP_R 0x01 +#define PMP_W 0x02 +#define PMP_X 0x04 +#define PMP_A 0x18 +#define PMP_L 0x80 +#define PMP_SHIFT 2 + +#define PMP_TOR 0x08 +#define PMP_NA4 0x10 +#define PMP_NAPOT 0x18 #define IRQ_S_SOFT 1 #define IRQ_H_SOFT 2 @@ -127,9 +151,8 @@ #define IRQ_HOST 13 #define DEFAULT_RSTVEC 0x00001000 -#define DEFAULT_NMIVEC 0x00001004 -#define DEFAULT_MTVEC 0x00001010 -#define CONFIG_STRING_ADDR 0x0000100C +#define CLINT_BASE 0x02000000 +#define CLINT_SIZE 0x000c0000 #define EXT_IO_BASE 0x40000000 #define DRAM_BASE 0x80000000 @@ -154,10 +177,12 @@ # define MSTATUS_SD MSTATUS64_SD # define SSTATUS_SD SSTATUS64_SD # define RISCV_PGLEVEL_BITS 9 +# define SPTBR_MODE SPTBR64_MODE #else # define MSTATUS_SD MSTATUS32_SD # define SSTATUS_SD SSTATUS32_SD # define RISCV_PGLEVEL_BITS 10 +# define SPTBR_MODE SPTBR32_MODE #endif #define RISCV_PGSHIFT 12 #define RISCV_PGSIZE (1 << RISCV_PGSHIFT) @@ -171,30 +196,18 @@ __tmp; }) #define write_csr(reg, val) ({ \ - if (__builtin_constant_p(val) && (unsigned long)(val) < 32) \ - asm volatile ("csrw " #reg ", %0" :: "i"(val)); \ - else \ - asm volatile ("csrw " #reg ", %0" :: "r"(val)); }) + asm volatile ("csrw " #reg ", %0" :: "rK"(val)); }) #define swap_csr(reg, val) ({ unsigned long __tmp; \ - if (__builtin_constant_p(val) && (unsigned long)(val) < 32) \ - asm volatile ("csrrw %0, " #reg ", %1" : "=r"(__tmp) : "i"(val)); \ - else \ - asm volatile ("csrrw %0, " #reg ", %1" : "=r"(__tmp) : "r"(val)); \ + asm volatile ("csrrw %0, " #reg ", %1" : "=r"(__tmp) : "rK"(val)); \ __tmp; }) #define set_csr(reg, bit) ({ unsigned long __tmp; \ - if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \ - asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "i"(bit)); \ - else \ - asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "r"(bit)); \ + asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "rK"(bit)); \ __tmp; }) #define clear_csr(reg, bit) ({ unsigned long __tmp; \ - if (__builtin_constant_p(bit) && (unsigned long)(bit) < 32) \ - asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "i"(bit)); \ - else \ - asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "r"(bit)); \ + asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "rK"(bit)); \ __tmp; }) #define rdtime() read_csr(time) |