diff options
| author | Song Gao <gaosong@loongson.cn> | 2024-07-16 11:15:00 +0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-07-16 18:18:24 +0200 |
| commit | d16ccfea238e51a17650c6e32f7c4a1e43cfaa09 (patch) | |
| tree | 2dacd3f728f0bfbd928d96c25e1eafff951ca606 | |
| parent | 57a8a80d1a5b28797b21d30bfc60601945820e51 (diff) | |
qemu/timer: Add host ticks function for LoongArch
Signed-off-by: Song Gao <gaosong@loongson.cn>
Link: https://lore.kernel.org/r/20240716031500.4193498-1-gaosong@loongson.cn
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | include/qemu/timer.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/qemu/timer.h b/include/qemu/timer.h index 5ce83c7911..fa56ec9481 100644 --- a/include/qemu/timer.h +++ b/include/qemu/timer.h @@ -1016,6 +1016,15 @@ static inline int64_t cpu_get_host_ticks(void) return val; } +#elif defined(__loongarch64) +static inline int64_t cpu_get_host_ticks(void) +{ + uint64_t val; + + asm volatile("rdtime.d %0, $zero" : "=r"(val)); + return val; +} + #else /* The host CPU doesn't have an easily accessible cycle counter. Just return a monotonically increasing value. This will be |