[edk2-devel] [PATCH] MdePkg/Include: Add DMTF PLDM Base definitions

[Michael D Kinney]

I see PldmSmbiosTransfer.h includes this file.  Are there any other files that will include this file?

Could this content be folded into PldmSmbiosTransfer.h to reduce total number of include files?

Mike

> -----Original Message-----
> From: devel at edk2.groups.io <devel at edk2.groups.io> On Behalf Of Chang, Abner via groups.io
> Sent: Saturday, April 1, 2023 6:52 PM
> To: devel at edk2.groups.io
> Cc: Kinney, Michael D <michael.d.kinney at intel.com>; Gao, Liming <gaoliming at byosoft.com.cn>; Liu, Zhiguang
> <zhiguang.liu at intel.com>; Nickle Wang <nicklew at nvidia.com>; Igor Kulchytskyy <igork at ami.com>; Oram, Isaac W
> <isaac.w.oram at intel.com>; Abdul Lateef Attar <AbdulLateef.Attar at amd.com>
> Subject: [edk2-devel] [PATCH] MdePkg/Include: Add DMTF PLDM Base definitions
> 
> From: Abner Chang <abner.chang at amd.com>
> 
> 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 at amd.com>
> Cc: Michael D Kinney <michael.d.kinney at intel.com>
> Cc: Liming Gao <gaoliming at byosoft.com.cn>
> Cc: Zhiguang Liu <zhiguang.liu at intel.com>
> Cc: Nickle Wang <nicklew at nvidia.com>
> Cc: Igor Kulchytskyy <igork at ami.com>
> Cc: Isaac Oram <isaac.w.oram at intel.com>
> Cc: Abdul Lateef Attar <AbdulLateef.Attar at amd.com>
> ---
>  MdePkg/Include/IndustryStandard/Pldm.h | 81 ++++++++++++++++++++++++++
>  1 file changed, 81 insertions(+)
>  create mode 100644 MdePkg/Include/IndustryStandard/Pldm.h
> 
> diff --git a/MdePkg/Include/IndustryStandard/Pldm.h b/MdePkg/Include/IndustryStandard/Pldm.h
> new file mode 100644
> index 00000000000..82d65b71874
> --- /dev/null
> +++ b/MdePkg/Include/IndustryStandard/Pldm.h
> @@ -0,0 +1,81 @@
> +/**
> +  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_
> --
> 2.37.1.windows.1
> 
> 
> 
> 
> 



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