diff options
Diffstat (limited to 'kernel/riscv.h')
| -rw-r--r-- | kernel/riscv.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/kernel/riscv.h b/kernel/riscv.h index 0aec003..33b4335 100644 --- a/kernel/riscv.h +++ b/kernel/riscv.h @@ -181,6 +181,18 @@ w_mtvec(uint64 x) asm volatile("csrw mtvec, %0" : : "r" (x)); } +static inline void +w_pmpcfg0(uint64 x) +{ + asm volatile("csrw pmpcfg0, %0" : : "r" (x)); +} + +static inline void +w_pmpaddr0(uint64 x) +{ + asm volatile("csrw pmpaddr0, %0" : : "r" (x)); +} + // use riscv's sv39 page table scheme. #define SATP_SV39 (8L << 60) |