hotislandn commented on code in PR #6151:
URL: https://github.com/apache/incubator-nuttx/pull/6151#discussion_r859699638
##########
arch/risc-v/src/common/riscv_mtimer.c:
##########
@@ -104,7 +110,16 @@ static void riscv_mtimer_set_mtimecmp(struct
riscv_mtimer_lowerhalf_s *priv,
uint64_t value)
{
#ifdef CONFIG_ARCH_RV64
- putreg64(value, priv->mtimecmp);
+ if (-1 == priv->mtime)
+ {
+ putreg32(0, priv->mtimecmp);
+ putreg32((uint32_t)(value >> 32), priv->mtimecmp + 4);
+ putreg32((uint32_t)value, priv->mtimecmp);
+ }
+ else
+ {
+ putreg64(value, priv->mtimecmp);
+ }
Review Comment:
OK，got. Thanks！
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