diff options
| author | Kimplul <kimi.h.kuparinen@gmail.com> | 2022-05-23 21:31:48 +0300 |
|---|---|---|
| committer | Kimplul <kimi.h.kuparinen@gmail.com> | 2022-05-23 21:31:48 +0300 |
| commit | 960330c5d843d1aa96aa191fc27f72da563293ea (patch) | |
| tree | 2d7ae69d40fa76aeb4f29d3911b7fc2f9341765d /arch/riscv64/include/sbi.h | |
| parent | b096078c282af7233062ba242a213e6f5574cfb1 (diff) | |
| download | kmi-960330c5d843d1aa96aa191fc27f72da563293ea.tar.gz kmi-960330c5d843d1aa96aa191fc27f72da563293ea.zip | |
new include structure, make parse easier for doxy
Diffstat (limited to 'arch/riscv64/include/sbi.h')
| -rw-r--r-- | arch/riscv64/include/sbi.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/arch/riscv64/include/sbi.h b/arch/riscv64/include/sbi.h deleted file mode 100644 index 44eec4f..0000000 --- a/arch/riscv64/include/sbi.h +++ /dev/null @@ -1,57 +0,0 @@ -#ifndef APOS_RISCV_SBI_H -#define APOS_RISCV_SBI_H - -/** - * @file sbi.h - * riscv64-specific OpenSBI definitions. - */ - -#include <apos/types.h> - -struct sbiret { - long error; - long value; -}; - -enum { - SBI_SUCCESS = 0, - SBI_ERR_FAILED = -1, - SBI_ERR_NOT_SUPPORTED = -2, - SBI_ERR_INVALID_PARAM = -3, - SBI_ERR_DENIED = -4, - SBI_ERR_INVALID_ADDRESS = -5, - SBI_ERR_ALREADY_AVAILABLE = -6, - SBI_ERR_ALREADY_STARTED = -7, - SBI_ERR_ALREADY_STOPEED = -8, -}; - -/* TODO: query which extensions are available */ -struct sbiret sbi_ecall(int ext, int fid, unsigned long arg0, - unsigned long arg1, unsigned long arg2, - unsigned long arg3, unsigned long arg4, - unsigned long arg5); - -#define EID_TIME 0x54494D45 -#define FID_SET_TIMER 0 -static inline struct sbiret sbi_set_timer(uint64_t stime_value) -{ - /* TODO: read timebase from fdt, seems to be clocks/sec for accurate - * timers */ -#if __riscv_xlen == 32 - return sbi_ecall(EID_TIME, FID_SET_TIMER, stime_value, - stime_value >> 32, 0, 0, 0, 0); -#else - return sbi_ecall(EID_TIME, FID_SET_TIMER, stime_value, 0, 0, 0, 0, 0); -#endif -} - -#define EID_SRST 0x53525354 -#define FID_RESET 0 -static inline struct sbiret sbi_system_reset(uint32_t reset_type, - uint32_t reset_reason) -{ - return sbi_ecall(EID_SRST, FID_RESET, reset_type, reset_reason, 0, 0, 0, - 0); -} - -#endif /* APOS_RISCV_SBI_H */ |
