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authorRay Ni <ray.ni@intel.com>2021-05-01 20:17:45 +0800
committermergify[bot] <37929162+mergify[bot]@users.noreply.github.com>2021-06-16 07:51:00 +0000
commitc511426abe2a86f8d28ea2b2afa8c434757a4617 (patch)
tree9cd909512b680757227df251bcceb3e33813eba8 /MdeModulePkg/Include
parentfa24b6ed2679ce238de312204ff516928c34e631 (diff)
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MdeModulePkg/UniversalPayload: Add definition for extra info in payload
The payload is in ELF format per the universal payload spec. UNIVERSAL_PAYLOAD_INFO_HEADER is stored in the ELF payload as a separate section named ".upld_info". Extra data needed by payload is stored in sections whose name starts with ".upld.". Signed-off-by: Ray Ni <ray.ni@intel.com> Cc: Maurice Ma <maurice.ma@intel.com> Cc: Guo Dong <guo.dong@intel.com> Reviewed-by: Hao A Wu <hao.a.wu@intel.com>
Diffstat (limited to 'MdeModulePkg/Include')
-rw-r--r--MdeModulePkg/Include/UniversalPayload/ExtraData.h28
-rw-r--r--MdeModulePkg/Include/UniversalPayload/UniversalPayload.h24
2 files changed, 52 insertions, 0 deletions
diff --git a/MdeModulePkg/Include/UniversalPayload/ExtraData.h b/MdeModulePkg/Include/UniversalPayload/ExtraData.h
new file mode 100644
index 0000000000..146ec845f6
--- /dev/null
+++ b/MdeModulePkg/Include/UniversalPayload/ExtraData.h
@@ -0,0 +1,28 @@
+/** @file
+
+ Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#ifndef EXTRA_DATA_H_
+#define EXTRA_DATA_H_
+
+extern GUID gUniversalPayloadExtraDataGuid;
+
+#pragma pack(1)
+
+typedef struct {
+ CHAR8 Identifier[16];
+ EFI_PHYSICAL_ADDRESS Base;
+ UINT64 Size;
+} UNIVERSAL_PAYLOAD_EXTRA_DATA_ENTRY;
+
+typedef struct {
+ UNIVERSAL_PAYLOAD_GENERIC_HEADER PldHeader;
+ UINT32 Count;
+ UNIVERSAL_PAYLOAD_EXTRA_DATA_ENTRY Entry[0];
+} UNIVERSAL_PAYLOAD_EXTRA_DATA;
+
+#pragma pack()
+
+#endif
diff --git a/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h b/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
index e661306a9b..bc8a3e0cf8 100644
--- a/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
+++ b/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
@@ -11,9 +11,33 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
#ifndef UNIVERSAL_PAYLOAD_H_
#define UNIVERSAL_PAYLOAD_H_
+/**
+ Main entry point to Universal Payload.
+
+ @param HobList Pointer to the beginning of the HOB List from boot loader.
+**/
+typedef VOID (EFIAPI *UNIVERSAL_PAYLOAD_ENTRY) (VOID *HobList);
+
+#define UNIVERSAL_PAYLOAD_IDENTIFIER SIGNATURE_32('U', 'P', 'L', 'D')
+#define UNIVERSAL_PAYLOAD_INFO_SEC_NAME ".upld_info"
+#define UNIVERSAL_PAYLOAD_EXTRA_SEC_NAME_PREFIX ".upld."
+#define UNIVERSAL_PAYLOAD_EXTRA_SEC_NAME_PREFIX_LENGTH (sizeof (UNIVERSAL_PAYLOAD_EXTRA_SEC_NAME_PREFIX) - 1)
+
#pragma pack(1)
typedef struct {
+ UINT32 Identifier;
+ UINT32 HeaderLength;
+ UINT16 SpecRevision;
+ UINT8 Reserved[2];
+ UINT32 Revision;
+ UINT32 Attribute;
+ UINT32 Capability;
+ CHAR8 ProducerId[16];
+ CHAR8 ImageId[16];
+} UNIVERSAL_PAYLOAD_INFO_HEADER;
+
+typedef struct {
UINT8 Revision;
UINT8 Reserved;
UINT16 Length;