diff options
Diffstat (limited to 'arch/riscv/lib/cache.c')
| -rw-r--r-- | arch/riscv/lib/cache.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/arch/riscv/lib/cache.c b/arch/riscv/lib/cache.c index ae5c60716f..5437a122a1 100644 --- a/arch/riscv/lib/cache.c +++ b/arch/riscv/lib/cache.c @@ -11,13 +11,12 @@ void invalidate_icache_all(void) asm volatile ("fence.i" ::: "memory"); } -void flush_dcache_all(void) +__weak void flush_dcache_all(void) { - asm volatile ("fence" :::"memory"); } -void flush_dcache_range(unsigned long start, unsigned long end) + +__weak void flush_dcache_range(unsigned long start, unsigned long end) { - flush_dcache_all(); } void invalidate_icache_range(unsigned long start, unsigned long end) @@ -29,9 +28,8 @@ void invalidate_icache_range(unsigned long start, unsigned long end) invalidate_icache_all(); } -void invalidate_dcache_range(unsigned long start, unsigned long end) +__weak void invalidate_dcache_range(unsigned long start, unsigned long end) { - flush_dcache_all(); } void cache_flush(void) @@ -42,8 +40,8 @@ void cache_flush(void) void flush_cache(unsigned long addr, unsigned long size) { - invalidate_icache_all(); - flush_dcache_all(); + invalidate_icache_range(addr, addr + size); + flush_dcache_range(addr, addr + size); } __weak void icache_enable(void) |