diff options
Diffstat (limited to 'lib/efi_loader/efi_image_loader.c')
| -rw-r--r-- | lib/efi_loader/efi_image_loader.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/lib/efi_loader/efi_image_loader.c b/lib/efi_loader/efi_image_loader.c index 60424360328..0ddf69a0918 100644 --- a/lib/efi_loader/efi_image_loader.c +++ b/lib/efi_loader/efi_image_loader.c @@ -173,11 +173,6 @@ static efi_status_t efi_loader_relocate(const IMAGE_BASE_RELOCATION *rel, return EFI_SUCCESS; } -void __weak invalidate_icache_all(void) -{ - /* If the system doesn't support icache_all flush, cross our fingers */ -} - /** * efi_set_code_and_data_type() - determine the memory types to be used for code * and data. @@ -743,7 +738,6 @@ static bool efi_image_authenticate(void *efi, size_t efi_size) log_debug("Message digest doesn't match\n"); } - /* last resort try the image sha256 hash in db */ if (!ret && efi_signature_lookup_digest(regs, db, false)) ret = true; @@ -766,7 +760,6 @@ static bool efi_image_authenticate(void *efi, size_t efi_size) } #endif /* CONFIG_EFI_SECURE_BOOT */ - /** * efi_check_pe() - check if a memory buffer contains a PE-COFF image * @@ -986,7 +979,13 @@ efi_status_t efi_load_pe(struct efi_loaded_image_obj *handle, /* Flush cache */ flush_cache((ulong)efi_reloc, ALIGN(virt_size, EFI_CACHELINE_SIZE)); - invalidate_icache_all(); + + /* + * If on x86 a write affects a prefetched instruction, + * the prefetch queue is invalidated. + */ + if (!CONFIG_IS_ENABLED(X86)) + invalidate_icache_all(); /* Populate the loaded image interface bits */ loaded_image_info->image_base = efi_reloc; |