The cache line flush helpers only work properly when they get aligned start and end addresses. Round our flush range to cache line size. It's safe because we're guaranteed to flush within a single page which has the same cache attributes.
Reported-by: Marek Vasut marex@denx.de Signed-off-by: Alexander Graf agraf@suse.de --- lib/efi_loader/efi_runtime.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/efi_loader/efi_runtime.c b/lib/efi_loader/efi_runtime.c index 22bcd08..40acec0 100644 --- a/lib/efi_loader/efi_runtime.c +++ b/lib/efi_loader/efi_runtime.c @@ -194,7 +194,8 @@ void efi_runtime_relocate(ulong offset, struct efi_mem_desc *map) #endif
*p = newaddr; - flush_dcache_range((ulong)p, (ulong)&p[1]); + flush_dcache_range((ulong)p & ~(CONFIG_SYS_CACHELINE_SIZE - 1), + ALIGN((ulong)&p[1], CONFIG_SYS_CACHELINE_SIZE)); }
#ifndef IS_RELA