diff --git a/MdePkg/Include/Guid/SystemResourceTable.h b/MdePkg/Include/Guid/SystemResourceTable.h
index 57c42bf9f3..418b8c8d05 100644
--- a/MdePkg/Include/Guid/SystemResourceTable.h
+++ b/MdePkg/Include/Guid/SystemResourceTable.h
@@ -1,7 +1,7 @@
/** @file
Guid & data structure used for EFI System Resource Table (ESRT)
- Copyright (c) 2015, Intel Corporation. All rights reserved.
+ Copyright (c) 2015 - 2020, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Revision Reference:
@@ -34,14 +34,15 @@
///
/// Last Attempt Status Values
///
-#define LAST_ATTEMPT_STATUS_SUCCESS 0x00000000
-#define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL 0x00000001
-#define LAST_ATTEMPT_STATUS_ERROR_INSUFFICIENT_RESOURCES 0x00000002
-#define LAST_ATTEMPT_STATUS_ERROR_INCORRECT_VERSION 0x00000003
-#define LAST_ATTEMPT_STATUS_ERROR_INVALID_FORMAT 0x00000004
-#define LAST_ATTEMPT_STATUS_ERROR_AUTH_ERROR 0x00000005
-#define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_AC 0x00000006
-#define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_BATT 0x00000007
+#define LAST_ATTEMPT_STATUS_SUCCESS 0x00000000
+#define LAST_ATTEMPT_STATUS_ERROR_UNSUCCESSFUL 0x00000001
+#define LAST_ATTEMPT_STATUS_ERROR_INSUFFICIENT_RESOURCES 0x00000002
+#define LAST_ATTEMPT_STATUS_ERROR_INCORRECT_VERSION 0x00000003
+#define LAST_ATTEMPT_STATUS_ERROR_INVALID_FORMAT 0x00000004
+#define LAST_ATTEMPT_STATUS_ERROR_AUTH_ERROR 0x00000005
+#define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_AC 0x00000006
+#define LAST_ATTEMPT_STATUS_ERROR_PWR_EVT_BATT 0x00000007
+#define LAST_ATTEMPT_STATUS_ERROR_UNSATISFIED_DEPENDENCIES 0x00000008
typedef struct {
///
diff --git a/MdePkg/Include/Protocol/FirmwareManagement.h b/MdePkg/Include/Protocol/FirmwareManagement.h
index 0a0bf4c84a..297bb5ff03 100644
--- a/MdePkg/Include/Protocol/FirmwareManagement.h
+++ b/MdePkg/Include/Protocol/FirmwareManagement.h
@@ -8,7 +8,7 @@
CheckImage(), GetPackageInfo(), and SetPackageInfo() shall return
EFI_UNSUPPORTED if not supported by the driver.
- Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.
+ Copyright (c) 2009 - 2020, Intel Corporation. All rights reserved.
Copyright (c) 2013 - 2014, Hewlett-Packard Development Company, L.P.
SPDX-License-Identifier: BSD-2-Clause-Patent
@@ -28,6 +28,31 @@
typedef struct _EFI_FIRMWARE_MANAGEMENT_PROTOCOL EFI_FIRMWARE_MANAGEMENT_PROTOCOL;
+///
+/// Dependency Expression Opcode
+///
+#define EFI_FMP_DEP_PUSH_GUID 0x00
+#define EFI_FMP_DEP_PUSH_VERSION 0x01
+#define EFI_FMP_DEP_VERSION_STR 0x02
+#define EFI_FMP_DEP_AND 0x03
+#define EFI_FMP_DEP_OR 0x04
+#define EFI_FMP_DEP_NOT 0x05
+#define EFI_FMP_DEP_TRUE 0x06
+#define EFI_FMP_DEP_FALSE 0x07
+#define EFI_FMP_DEP_EQ 0x08
+#define EFI_FMP_DEP_GT 0x09
+#define EFI_FMP_DEP_GTE 0x0A
+#define EFI_FMP_DEP_LT 0x0B
+#define EFI_FMP_DEP_LTE 0x0C
+#define EFI_FMP_DEP_END 0x0D
+
+///
+/// Image Attribute - Dependency
+///
+typedef struct {
+ UINT8 Dependencies[1];
+} EFI_FIRMWARE_IMAGE_DEP;
+
///
/// EFI_FIRMWARE_IMAGE_DESCRIPTOR
///
@@ -111,6 +136,7 @@ typedef struct {
/// present in version 3 or higher.
///
UINT64 HardwareInstance;
+ EFI_FIRMWARE_IMAGE_DEP *Dependencies;
} EFI_FIRMWARE_IMAGE_DESCRIPTOR;
@@ -143,6 +169,11 @@ typedef struct {
/// The attribute IMAGE_ATTRIBUTE_UEFI_IMAGE indicates that this image is an EFI compatible image.
///
#define IMAGE_ATTRIBUTE_UEFI_IMAGE 0x0000000000000010
+///
+/// The attribute IMAGE_ATTRIBUTE_DEPENDENCY indicates that there is an EFI_FIRMWARE_IMAGE_DEP
+/// section associated with the image.
+///
+#define IMAGE_ATTRIBUTE_DEPENDENCY 0x0000000000000020
//
@@ -158,7 +189,7 @@ typedef struct {
///
/// Descriptor Version exposed by GetImageInfo() function
///
-#define EFI_FIRMWARE_IMAGE_DESCRIPTOR_VERSION 3
+#define EFI_FIRMWARE_IMAGE_DESCRIPTOR_VERSION 4
///