Add bitmask to structure which gives a binary-inspectable mechanism to
determine if a capsule contains an authentication section or depex section.
(UEFI 2.8 errata a, mantis 2026)
Signed-off-by: Oleksiy Yakovlev <oleks...@ami.com>
Reviewed-by: Wei6 Xu <wei6...@intel.com>
---
MdeModulePkg/Application/CapsuleApp/CapsuleDump.c | 7 ++++--
.../Library/DxeCapsuleLibFmp/DxeCapsuleLib.c | 26 +++++++++++++++++-----
2 files changed, 25 insertions(+), 8 deletions(-)
diff --git a/MdeModulePkg/Application/CapsuleApp/CapsuleDump.c
b/MdeModulePkg/Application/CapsuleApp/CapsuleDump.c
index 7e3e072..057bfa8 100644
--- a/MdeModulePkg/Application/CapsuleApp/CapsuleDump.c
+++ b/MdeModulePkg/Application/CapsuleApp/CapsuleDump.c
@@ -96,8 +96,11 @@ DumpFmpCapsule (
Print(L" UpdateImageIndex - 0x%x\n",
FmpImageHeader->UpdateImageIndex);
Print(L" UpdateImageSize - 0x%x\n",
FmpImageHeader->UpdateImageSize);
Print(L" UpdateVendorCodeSize - 0x%x\n",
FmpImageHeader->UpdateVendorCodeSize);
- if (FmpImageHeader->Version >=
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
- Print(L" UpdateHardwareInstance - 0x%lx\n",
FmpImageHeader->UpdateHardwareInstance);
+ if (ImageHeader->Version >= 1) {
+ DEBUG((DEBUG_VERBOSE, " UpdateHardwareInstance - 0x%lx\n",
ImageHeader->UpdateHardwareInstance));
+ if (ImageHeader->Version >=
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
+ DEBUG((DEBUG_VERBOSE, " ImageCapsuleSupport - 0x%lx\n",
ImageHeader->ImageCapsuleSupport));
+ }
}
}
}
diff --git a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
index 5dda561..68cece6 100644
--- a/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
+++ b/MdeModulePkg/Library/DxeCapsuleLibFmp/DxeCapsuleLib.c
@@ -285,8 +285,10 @@ ValidateFmpCapsule (
DEBUG((DEBUG_ERROR, "ImageHeader->Version(0x%x) Unknown\n",
ImageHeader->Version));
return EFI_INVALID_PARAMETER;
}
- if (ImageHeader->Version <
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
+ if (ImageHeader->Version == 1) {
FmpImageHeaderSize =
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, UpdateHardwareInstance);
+ } else {
+ FmpImageHeaderSize =
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, ImageCapsuleSupport);
}
if (FmpImageSize < FmpImageHeaderSize) {
DEBUG((DEBUG_ERROR, "FmpImageSize(0x%lx) < FmpImageHeaderSize(0x%x)\n",
FmpImageSize, FmpImageHeaderSize));
@@ -519,8 +521,11 @@ DumpFmpCapsule (
DEBUG((DEBUG_VERBOSE, " UpdateImageIndex - 0x%x\n",
ImageHeader->UpdateImageIndex));
DEBUG((DEBUG_VERBOSE, " UpdateImageSize - 0x%x\n",
ImageHeader->UpdateImageSize));
DEBUG((DEBUG_VERBOSE, " UpdateVendorCodeSize - 0x%x\n",
ImageHeader->UpdateVendorCodeSize));
- if (ImageHeader->Version >=
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
- DEBUG((DEBUG_VERBOSE, " UpdateHardwareInstance - 0x%lx\n",
ImageHeader->UpdateHardwareInstance));
+ if (ImageHeader->Version >= 1) {
+ DEBUG((DEBUG_INFO, "(UpdateHardwareInstance - 0x%x)",
ImageHeader->UpdateHardwareInstance));
+ if (ImageHeader->Version >=
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
+ DEBUG((DEBUG_INFO, "(ImageCapsuleSupport - 0x%x)",
ImageHeader->ImageCapsuleSupport));
+ }
}
}
}
@@ -928,9 +933,14 @@ SetFmpImageData (
} else {
//
// If the EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER is version 1,
- // Header should exclude UpdateHardwareInstance field
+ // Header should exclude UpdateHardwareInstance field, and
+ // ImageCapsuleSupport field if version is 2.
//
- Image = (UINT8 *)ImageHeader +
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, UpdateHardwareInstance);
+ if (ImageHeader->Version == 1) {
+ Image = (UINT8 *)ImageHeader +
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, UpdateHardwareInstance);
+ } else {
+ Image = (UINT8 *)ImageHeader +
OFFSET_OF(EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER, ImageCapsuleSupport);
+ }
}
if (ImageHeader->UpdateVendorCodeSize == 0) {
@@ -945,6 +955,7 @@ SetFmpImageData (
DEBUG((DEBUG_INFO, "ImageIndex - 0x%x ", ImageHeader->UpdateImageIndex));
if (ImageHeader->Version >=
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
DEBUG((DEBUG_INFO, "(UpdateHardwareInstance - 0x%x)",
ImageHeader->UpdateHardwareInstance));
+ DEBUG((DEBUG_INFO, "(ImageCapsuleSupport - 0x%x)",
ImageHeader->ImageCapsuleSupport));
}
DEBUG((DEBUG_INFO, "\n"));
@@ -1239,7 +1250,10 @@ ProcessFmpCapsuleImage (
ImageHeader = (EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER *)((UINT8
*)FmpCapsuleHeader + ItemOffsetList[Index]);
UpdateHardwareInstance = 0;
- if (ImageHeader->Version >=
EFI_FIRMWARE_MANAGEMENT_CAPSULE_IMAGE_HEADER_INIT_VERSION) {
+ ///
+ /// UpdateHardwareInstance field was added in Version 2
+ ///
+ if (ImageHeader->Version >= 2) {
UpdateHardwareInstance = ImageHeader->UpdateHardwareInstance;
}
--
2.9.0.windows.1
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