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| author | Abner Chang <abner.chang@amd.com> | 2023-04-02 09:35:29 +0800 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2023-04-20 18:04:17 +0000 |
| commit | 45f5341f6de16edc7aed082e15e6afd48a664ee1 (patch) | |
| tree | 4b17e2ba25c55cf6e29f6a87e1a64a10c7b21cf2 | |
| parent | 8f4ec0cc433a33967cdbbb945acd37b6ae1d3fce (diff) | |
| download | edk2-45f5341f6de16edc7aed082e15e6afd48a664ee1.tar.gz edk2-45f5341f6de16edc7aed082e15e6afd48a664ee1.tar.bz2 edk2-45f5341f6de16edc7aed082e15e6afd48a664ee1.zip | |
MdePkg/Include: Add DMTF PLDM Base definitions
BZ #4396
This change adds definitions for DMTF PLDM
base specification.
Spec ref:
https://www.dmtf.org/sites/default/files/standards/documents/DSP0240_1.1.0.pdf
Signed-off-by: Abner Chang <abner.chang@amd.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Liming Gao <gaoliming@byosoft.com.cn>
Cc: Zhiguang Liu <zhiguang.liu@intel.com>
Cc: Nickle Wang <nicklew@nvidia.com>
Cc: Igor Kulchytskyy <igork@ami.com>
Cc: Isaac Oram <isaac.w.oram@intel.com>
Cc: Abdul Lateef Attar <AbdulLateef.Attar@amd.com>
Reviewed-by: Michael D Kinney <michael.d.kinney@intel.com>
| -rw-r--r-- | MdePkg/Include/IndustryStandard/Pldm.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/MdePkg/Include/IndustryStandard/Pldm.h b/MdePkg/Include/IndustryStandard/Pldm.h new file mode 100644 index 0000000000..c821f081f8 --- /dev/null +++ b/MdePkg/Include/IndustryStandard/Pldm.h @@ -0,0 +1,82 @@ +/** @file
+
+ The definitions of DMTF Platform Level Data Model (PLDM)
+ Base Specification.
+
+ Copyright (C) 2023 Advanced Micro Devices, Inc. All rights reserved.
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+ @par Revision Reference:
+ DMTF Platform Level Data Model (PLDM) Base Specification
+ Version 1.1.0
+ https://www.dmtf.org/sites/default/files/standards/documents/DSP0240_1.1.0.pdf
+
+**/
+
+#ifndef PLDM_H_
+#define PLDM_H_
+
+#pragma pack(1)
+
+#define PLDM_MESSAGE_HEADER_VERSION 0
+
+///
+/// General definitions from Platform Level Data Model (PLDM) Base
+/// Specification (DMTF DSP0240)
+///
+typedef struct {
+ UINT8 InstanceId : 5; ///< Request instance ID.
+ UINT8 Reserved : 1; ///< Reserved bit.
+ UINT8 DatagramBit : 1; ///< used to indicate whether the Instance ID field is
+ ///< being used for tracking and matching requests and
+ ///< responses, or just being used for asynchronous
+ ///< notifications.
+ UINT8 RequestBit : 1; ///< Request bit.
+ UINT8 PldmType : 6; ///< PLDM message type.
+ UINT8 HeaderVersion : 2; ///< Header version.
+ UINT8 PldmTypeCommandCode; ///< The command code of PLDM message type.
+} PLDM_MESSAGE_HEADER;
+
+typedef PLDM_MESSAGE_HEADER PLDM_REQUEST_HEADER;
+
+#define PLDM_MESSAGE_HEADER_IS_REQUEST 1
+#define PLDM_MESSAGE_HEADER_IS_DATAGRAM 1
+#define PLDM_MESSAGE_HEADER_INSTANCE_ID_MASK 0x1f
+
+typedef struct {
+ PLDM_MESSAGE_HEADER PldmHeader;
+ UINT8 PldmCompletionCode; ///< PLDM completion of response message.
+} PLDM_RESPONSE_HEADER;
+
+#pragma pack()
+
+#define PLDM_HEADER_VERSION 0x00
+
+#define PLDM_COMPLETION_CODE_SUCCESS 0x00
+#define PLDM_COMPLETION_CODE_ERROR 0x01
+#define PLDM_COMPLETION_CODE_ERROR_INVALID_DATA 0x02
+#define PLDM_COMPLETION_CODE_ERROR_INVALID_LENGTH 0x03
+#define PLDM_COMPLETION_CODE_ERROR_NOT_READY 0x04
+#define PLDM_COMPLETION_CODE_ERROR_UNSUPPORTED_PLDM_CMD 0x05
+#define PLDM_COMPLETION_CODE_ERROR_INVALID_PLDM_TYPE 0x20
+#define PLDM_COMPLETION_CODE_SPECIFIC_START 0x80
+#define PLDM_COMPLETION_CODE_SPECIFIC_END 0xff
+
+///
+/// Type Code definitions from Platform Level Data Model (PLDM) IDs
+/// and Codes Specification (DMTF DSP0245)
+/// https://www.dmtf.org/sites/default/files/standards/documents/DSP0245_1.3.0.pdf
+///
+#define PLDM_TYPE_MESSAGE_CONTROL_AND_DISCOVERY 0x00
+#define PLDM_TYPE_SMBIOS 0x01
+#define PLDM_TYPE_PLATFORM_MONITORING_AND_CONTROL 0x02
+#define PLDM_TYPE_BIOS_CONTROL_AND_CONFIGURATION 0x03
+
+#define PLDM_TRANSFER_FLAG_START 0x01
+#define PLDM_TRANSFER_FLAG_MIDDLE 0x02
+#define PLDM_TRANSFER_FLAG_END 0x04
+#define PLDM_TRANSFER_FLAG_START_AND_END 0x05
+
+#define PLDM_TRANSFER_OPERATION_FLAG_GET_NEXT_PART 0x00
+#define PLDM_TRANSFER_OPERATION_FLAG_GET_FIRST_PART 0x01
+#endif // PLDM_H_
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