diff options
Diffstat (limited to 'arch/riscv/include/asm/sbi.h')
| -rw-r--r-- | arch/riscv/include/asm/sbi.h | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index b6bb10b92fe2..19f231615510 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -26,22 +26,27 @@ #define SBI_REMOTE_SFENCE_VMA_ASID 7 #define SBI_SHUTDOWN 8 -#define SBI_CALL(which, arg0, arg1, arg2) ({ \ +#define SBI_CALL(which, arg0, arg1, arg2, arg3) ({ \ register uintptr_t a0 asm ("a0") = (uintptr_t)(arg0); \ register uintptr_t a1 asm ("a1") = (uintptr_t)(arg1); \ register uintptr_t a2 asm ("a2") = (uintptr_t)(arg2); \ + register uintptr_t a3 asm ("a3") = (uintptr_t)(arg3); \ register uintptr_t a7 asm ("a7") = (uintptr_t)(which); \ asm volatile ("ecall" \ : "+r" (a0) \ - : "r" (a1), "r" (a2), "r" (a7) \ + : "r" (a1), "r" (a2), "r" (a3), "r" (a7) \ : "memory"); \ a0; \ }) /* Lazy implementations until SBI is finalized */ -#define SBI_CALL_0(which) SBI_CALL(which, 0, 0, 0) -#define SBI_CALL_1(which, arg0) SBI_CALL(which, arg0, 0, 0) -#define SBI_CALL_2(which, arg0, arg1) SBI_CALL(which, arg0, arg1, 0) +#define SBI_CALL_0(which) SBI_CALL(which, 0, 0, 0, 0) +#define SBI_CALL_1(which, arg0) SBI_CALL(which, arg0, 0, 0, 0) +#define SBI_CALL_2(which, arg0, arg1) SBI_CALL(which, arg0, arg1, 0, 0) +#define SBI_CALL_3(which, arg0, arg1, arg2) \ + SBI_CALL(which, arg0, arg1, arg2, 0) +#define SBI_CALL_4(which, arg0, arg1, arg2, arg3) \ + SBI_CALL(which, arg0, arg1, arg2, arg3) static inline void sbi_console_putchar(int ch) { @@ -86,7 +91,7 @@ static inline void sbi_remote_sfence_vma(const unsigned long *hart_mask, unsigned long start, unsigned long size) { - SBI_CALL_1(SBI_REMOTE_SFENCE_VMA, hart_mask); + SBI_CALL_3(SBI_REMOTE_SFENCE_VMA, hart_mask, start, size); } static inline void sbi_remote_sfence_vma_asid(const unsigned long *hart_mask, @@ -94,7 +99,7 @@ static inline void sbi_remote_sfence_vma_asid(const unsigned long *hart_mask, unsigned long size, unsigned long asid) { - SBI_CALL_1(SBI_REMOTE_SFENCE_VMA_ASID, hart_mask); + SBI_CALL_4(SBI_REMOTE_SFENCE_VMA_ASID, hart_mask, start, size, asid); } #endif |