uefi-ref/edk2
1
0
Fork 0
mirror of https://github.com/tianocore/edk2 synced 2026-08-27 00:23:19 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

DynamicTablesPkg: add SMBIOS type 44 for risc-v

Browse source 
Add Smbios Type 44 generator for the risc-v processor specific block
support.

Signed-off-by: Yeoreum Yun <yeoreum.yun@arm.com>
This commit is contained in:
Yeoreum Yun 2026-07-05 18:55:10 +01:00 • committed by mergify[bot]
parent be3aeb7c33
commit d7d5ddef07
3 changed files with 167 additions and 12 deletions
Download patch file Download diff file Expand all files Collapse all files

23
DynamicTablesPkg/Include/RiscVNameSpaceObjects.h
View file

@ -39,6 +39,7 @@ typedef enum RiscVObjectID {
ERiscVObjCmoInfo, ///< 6 - RISC-V CMO Info
ERiscVObjMmuInfo, ///< 7 - RISC-V MMU Type Info
ERiscVObjTimerInfo, ///< 8 - RISC-V Timer Type Info
ERiscVObjProcessorSpecificBlockInfo, ///< 9 - RISC-V Processor Specific Block Info
ERiscVObjMax
} ERISCV_OBJECT_ID;
@ -262,4 +263,26 @@ typedef struct CmRiscVTimerInfo {
UINT64 TimeBaseFrequency;
} CM_RISCV_TIMER_INFO;
/** A structure that describes the
Processor Specific Block for Smbios type 44 record.
ID: ERiscVObjProcessorSpecificBlockInfo
*/
typedef struct CmRiscVProcessorSpecificBlockInfo {
/// Revision
UINT16 Revision;
/// The ID of this RISC-V hart.
UINT64 HartId;
/// Vendor ID.
UINT64 VendorId;
/// Machine Architecture ID.
UINT64 ArchId;
/// Machine Implementation ID.
UINT64 ImplId;
} CM_RISCV_PROCESSOR_SPECIFIC_BLOCK_INFO;
#pragma pack()

150
DynamicTablesPkg/Library/Smbios/SmbiosType44Lib/SmbiosType44Generator.c
View file

@ -61,6 +61,12 @@ GET_OBJECT_LIST (
CM_X64_PROCESSOR_SPECIFIC_BLOCK_INFO
);
GET_OBJECT_LIST (
EObjNameSpaceRiscV,
ERiscVObjProcessorSpecificBlockInfo,
CM_RISCV_PROCESSOR_SPECIFIC_BLOCK_INFO
);
/** Get Arm Processor Specific sub-data CM objects.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
@ -309,6 +315,51 @@ GetX64ProcBlockCmObj (
return EFI_SUCCESS;
}
/** Get RiscV Processor Specific Block CM objects.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] Token Processor Specific Block Token.
@param [out] ProcBlockOps Process Specific Block Operation.
@retval EFI_SUCCESS
@retval Others Failed to initialise
**/
STATIC
EFI_STATUS
EFIAPI
GetRiscVProcBlockCmObj (
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN CM_OBJECT_TOKEN Token,
OUT PROCESSOR_SPECIFIC_BLOCK_OPS *ProcBlockOps
)
{
EFI_STATUS Status;
CM_RISCV_PROCESSOR_SPECIFIC_BLOCK_INFO *Block;
UINT32 BlockCount;
Status = GetERiscVObjProcessorSpecificBlockInfo (
CfgMgrProtocol,
Token,
&Block,
&BlockCount
);
if (EFI_ERROR (Status)) {
DEBUG ((
DEBUG_ERROR,
"%a: Failed to get risc-v processor data info. Status = %r\n",
__func__,
Status
));
return Status;
}
ProcBlockOps->CmObject = Block;
return EFI_SUCCESS;
}
/** Get size of Arm Processor Specific Block.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
@ -450,6 +501,47 @@ GetSizeofX64ProcBlock (
return EFI_SUCCESS;
}
/** Get size of RiscV Processor Specific Block.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] CmObject CM object of Processor Specific Block.
@param [out] Size Size of Processor Specific Block.
@retval EFI_SUCCESS
@retval EFI_INVALID_PARAMETER A parameter is invalid.
**/
STATIC
EFI_STATUS
EFIAPI
GetSizeofRiscVProcBlock (
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN CONST VOID *CmObject,
OUT UINT32 *Size
)
{
CONST CM_RISCV_PROCESSOR_SPECIFIC_BLOCK_INFO *Block;
Block = CmObject;
*Size = 0;
switch (Block->Revision) {
case PROCESSOR_SPECIFIC_VERSION_INFO (1, 0):
*Size = sizeof (RISCV_PROCESSOR_SPECIFIC_BLOCK);
break;
default:
DEBUG ((
DEBUG_ERROR,
"%a: Invalid revision for risc-v block.: 0x%x\n",
__func__,
Block->Revision
));
return EFI_INVALID_PARAMETER;
}
return EFI_SUCCESS;
}
/** Add Arm Processor Specific Block into SMBIOS record.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
@ -539,6 +631,40 @@ AddX64ProcBlock (
return EFI_SUCCESS;
}
/** Add risc-v Processor Specific Block into SMBIOS record.
@param [in] CfgMgrProtocol Pointer to the Configuration Manager
Protocol Interface.
@param [in] CmObject CM object of Processor Specific Block.
@param [out] SmbiosRecord Type 44 Smbios Record.
@retval EFI_SUCCESS
@retval EFI_INVALID_PARAMETER A parameter is invalid.
**/
STATIC
EFI_STATUS
EFIAPI
AddRiscVProcBlock (
IN CONST EDKII_CONFIGURATION_MANAGER_PROTOCOL *CONST CfgMgrProtocol,
IN CONST VOID *CmObject,
OUT SMBIOS_TABLE_TYPE44 *SmbiosRecord
)
{
RISCV_PROCESSOR_SPECIFIC_BLOCK *ProcBlock;
CONST CM_RISCV_PROCESSOR_SPECIFIC_BLOCK_INFO *Block;
Block = CmObject;
ProcBlock = (RISCV_PROCESSOR_SPECIFIC_BLOCK *)(SmbiosRecord + 1);
ProcBlock->Revision = Block->Revision;
ProcBlock->HartId = Block->HartId;
ProcBlock->VendorId = Block->VendorId;
ProcBlock->ArchId = Block->ArchId;
ProcBlock->ImplId = Block->ImplId;
return EFI_SUCCESS;
}
/** Operation table to handle Processor Specific Block to generate
Smbios Type 44 record.
**/
@ -587,24 +713,24 @@ STATIC PROCESSOR_SPECIFIC_BLOCK_OPS mProcSpecificBlockOps[] = {
},
{
ProcessorSpecificBlockArchTypeRiscVRV32,
NULL,
NULL,
NULL,
TRUE,
GetRiscVProcBlockCmObj,
GetSizeofRiscVProcBlock,
AddRiscVProcBlock,
RISCV_SMBIOS_TYPE44_RECORD_UNSUPPORTED,
},
{
ProcessorSpecificBlockArchTypeRiscVRV64,
NULL,
NULL,
NULL,
TRUE,
GetRiscVProcBlockCmObj,
GetSizeofRiscVProcBlock,
AddRiscVProcBlock,
RISCV_SMBIOS_TYPE44_RECORD_UNSUPPORTED,
},
{
ProcessorSpecificBlockArchTypeRiscVRV128,
NULL,
NULL,
NULL,
TRUE,
GetRiscVProcBlockCmObj,
GetSizeofRiscVProcBlock,
AddRiscVProcBlock,
RISCV_SMBIOS_TYPE44_RECORD_UNSUPPORTED,
},
};

6
DynamicTablesPkg/Library/Smbios/SmbiosType44Lib/SmbiosType44Generator.h
View file

@ -24,6 +24,12 @@
#define X86_SMBIOS_TYPE44_RECORD_UNSUPPORTED FALSE
#endif
#if !defined (MDE_CPU_RISCV64)
#define RISCV_SMBIOS_TYPE44_RECORD_UNSUPPORTED TRUE
#else
#define RISCV_SMBIOS_TYPE44_RECORD_UNSUPPORTED FALSE
#endif
typedef struct ArmProcessorSubDataOps ARM_PROCESSOR_SUB_DATA_OPS;
typedef struct ProcessorSpecificBlockOps PROCESSOR_SPECIFIC_BLOCK_OPS;