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risc-v/nuttsbi: use ARCH_RV_MMIO_BITS for mtimer access selection 

Chips like K230 has ARCH_RV64 but only supports 32-bit MMIO. So using
ARCH_RV_MMIO_BITS is more proper here.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
This commit is contained in:
Yanfeng Liu 2024-01-12 09:33:15 +08:00 committed by Xiang Xiao
parent b739b2b18a
commit f221878204
1 changed files with 2 additions and 2 deletions
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4
arch/risc-v/src/nuttsbi/sbi_mtimer.c
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@ -66,7 +66,7 @@ void sbi_init_mtimer(uintptr_t mtime, uintptr_t mtimecmp)
uint64_t sbi_get_mtime(void)
{
#ifdef CONFIG_ARCH_RV64
#if CONFIG_ARCH_RV_MMIO_BITS == 64
return getreg64(g_mtime);
#else
uint32_t hi;
@ -86,7 +86,7 @@ uint64_t sbi_get_mtime(void)
void sbi_set_mtimecmp(uint64_t value)
{
uintptr_t mtimecmp = g_mtimecmp + READ_CSR(mhartid) * sizeof(uintptr_t);
#ifdef CONFIG_ARCH_RV64
#if CONFIG_ARCH_RV_MMIO_BITS == 64
putreg64(value, mtimecmp);
#else
putreg32(UINT32_MAX, mtimecmp + 4);