The payload is in ELF format per the universal payload spec.
PLD_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...@intel.com>
Cc: Michael D Kinney <michael.d.kin...@intel.com>
Cc: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang....@intel.com>
Cc: Maurice Ma <maurice...@intel.com>
Cc: Guo Dong <guo.d...@intel.com>
---
.../Include/UniversalPayload/ExtraData.h | 28 ++++++++++++++
.../UniversalPayload/UniversalPayload.h | 38 +++++++++++++++++++
MdeModulePkg/MdeModulePkg.dec | 3 ++
3 files changed, 69 insertions(+)
create mode 100644 MdeModulePkg/Include/UniversalPayload/ExtraData.h
create mode 100644 MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
diff --git a/MdeModulePkg/Include/UniversalPayload/ExtraData.h
b/MdeModulePkg/Include/UniversalPayload/ExtraData.h
new file mode 100644
index 0000000000..07b7426683
--- /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 gPldExtraDataGuid;
+
+#pragma pack(1)
+
+typedef struct {
+ CHAR8 Identifier[16];
+ EFI_PHYSICAL_ADDRESS Base;
+ UINT64 Size;
+} PLD_EXTRA_DATA_ENTRY;
+
+typedef struct {
+ PLD_GENERIC_HEADER PldHeader;
+ UINT32 Count;
+ PLD_EXTRA_DATA_ENTRY Entry[0];
+} PLD_EXTRA_DATA;
+
+#pragma pack()
+
+#endif
diff --git a/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
b/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
new file mode 100644
index 0000000000..b8e9fe11a1
--- /dev/null
+++ b/MdeModulePkg/Include/UniversalPayload/UniversalPayload.h
@@ -0,0 +1,38 @@
+/** @file
+
+ Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+#ifndef __UNIVERSAL_PAYLOAD_H__
+#define __UNIVERSAL_PAYLOAD_H__
+
+typedef VOID (EFIAPI *UNIVERSAL_PAYLOAD_ENTRY) (VOID *HobList);
+
+#define PLD_IDENTIFIER SIGNATURE_32('U', 'P', 'L', 'D')
+#define PLD_INFO_SEC_NAME ".upld_info"
+#define PLD_EXTRA_SEC_NAME_PREFIX ".upld."
+#define PLD_EXTRA_SEC_NAME_PREFIX_LENGTH (sizeof (PLD_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];
+} PLD_INFO_HEADER;
+
+typedef struct {
+ UINT8 Revision;
+ UINT8 Reserved[3];
+} PLD_GENERIC_HEADER;
+
+#pragma pack()
+
+#endif
diff --git a/MdeModulePkg/MdeModulePkg.dec b/MdeModulePkg/MdeModulePkg.dec
index 8d38383915..d823ad0ba7 100644
--- a/MdeModulePkg/MdeModulePkg.dec
+++ b/MdeModulePkg/MdeModulePkg.dec
@@ -404,6 +404,9 @@ [Guids]
## Include/Guid/MigratedFvInfo.h
gEdkiiMigratedFvInfoGuid = { 0xc1ab12f7, 0x74aa, 0x408d, { 0xa2, 0xf4, 0xc6,
0xce, 0xfd, 0x17, 0x98, 0x71 } }
+ ## Include/UniversalPayload/ExtraData.h
+ gPldExtraDataGuid = {0x15a5baf6, 0x1c91, 0x467d, {0x9d, 0xfb, 0x31, 0x9d,
0x17, 0x8d, 0x4b, 0xb4}}
+
[Ppis]
## Include/Ppi/AtaController.h
gPeiAtaControllerPpiGuid = { 0xa45e60d1, 0xc719, 0x44aa, { 0xb0, 0x7a,
0xaa, 0x77, 0x7f, 0x85, 0x90, 0x6d }}
--
2.31.1.windows.1
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