diff options
| author | Atish Patra <atish.patra@wdc.com> | 2021-11-08 10:53:00 -0800 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2021-11-11 17:46:57 +0530 |
| commit | 730f01bb41a603cf03d2cfd9c27317389962ffee (patch) | |
| tree | 80b373952391f67b982675b8f031d9718caf9d01 /include | |
| parent | 9134c3643e420b1917cf98940552ef16467f7a34 (diff) | |
lib: sbi: Support sscofpmf extension in OpenSBI
This patch adds sscofpmf extension in pmu module which includes
following things.
1. Enable overflow irq when starting a counter.
2. Setting the correct event filters passed from supervisor.
3. Delegating the overflow interrupt to the supervisor.
4. Add RV32 support for sscofpmf.
Reviewed-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/sbi/riscv_encoding.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/include/sbi/riscv_encoding.h b/include/sbi/riscv_encoding.h index ca63435..8a29f8e 100644 --- a/include/sbi/riscv_encoding.h +++ b/include/sbi/riscv_encoding.h @@ -173,6 +173,31 @@ #define HGATP_MODE_SHIFT HGATP32_MODE_SHIFT #endif +#if __riscv_xlen == 64 +#define MHPMEVENT_OF (_UL(1) << 63) +#define MHPMEVENT_MINH (_UL(1) << 62) +#define MHPMEVENT_SINH (_UL(1) << 61) +#define MHPMEVENT_UINH (_UL(1) << 60) +#define MHPMEVENT_VSINH (_UL(1) << 59) +#define MHPMEVENT_VUINH (_UL(1) << 58) +#else +#define MHPMEVENTH_OF (_UL(1) << 31) +#define MHPMEVENTH_MINH (_ULL(1) << 30) +#define MHPMEVENTH_SINH (_ULL(1) << 29) +#define MHPMEVENTH_UINH (_ULL(1) << 28) +#define MHPMEVENTH_VSINH (_ULL(1) << 27) +#define MHPMEVENTH_VUINH (_ULL(1) << 26) + +#define MHPMEVENT_MINH (MHPMEVENTH_MINH << 32) +#define MHPMEVENT_SINH (MHPMEVENTH_SINH << 32) +#define MHPMEVENT_UINH (MHPMEVENTH_UINH << 32) +#define MHPMEVENT_VSINH (MHPMEVENTH_VSINH << 32) +#define MHPMEVENT_VUINH (MHPMEVENTH_VUINH << 32) + +#endif + +#define MHPMEVENT_SSCOF_MASK _ULL(0xFFFF000000000000) + /* ===== User-level CSRs ===== */ /* User Trap Setup (N-extension) */ |