ubuntu20.04 init

hc

2024-03-25 edb30157bad0c0001c32b854271ace01d3b9a16a

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/**@file 
  Common library to build upfirmware context processor-specific information 
 
  Copyright (c) 2019, Hewlett Packard Enterprise Development LP. All rights reserved.<BR> 
 
  SPDX-License-Identifier: BSD-2-Clause-Patent 
 
**/ 
 
// 
// The package level header files this module uses 
// 
#include <PiPei.h> 
 
// 
// The Library classes this module consumes 
// 
#include <IndustryStandard/RiscVOpensbi.h> 
#include <Library/BaseMemoryLib.h> 
#include <Library/DebugLib.h> 
#include <Library/PeiServicesLib.h> 
#include <ProcessorSpecificHobData.h> 
#include <RiscVImpl.h> 
#include <sbi/sbi_hart.h> 
 
/** 
  Build up common firmware context processor-specific information 
 
  @param  FirmwareContextHartSpecific  Pointer to EFI_RISCV_FIRMWARE_CONTEXT_HART_SPECIFIC 
  @param  ParentProcessorGuid          Pointer to GUID of Processor which contains this core 
  @param  ParentProcessorUid           Unique ID of pysical processor which owns this core. 
  @param  CoreGuid                     Pointer to GUID of core 
  @param  HartId                       Hart ID of this core. 
  @param  IsBootHart                   This is boot hart or not 
  @param  ProcessorSpecificDataHob     Pointer to RISC_V_PROCESSOR_SPECIFIC_DATA_HOB 
 
  @return EFI_STATUS 
 
**/ 
EFI_STATUS 
EFIAPI 
CommonFirmwareContextHartSpecificInfo ( 
  EFI_RISCV_FIRMWARE_CONTEXT_HART_SPECIFIC *FirmwareContextHartSpecific, 
  EFI_GUID  *ParentProcessorGuid, 
  UINTN     ParentProcessorUid, 
  EFI_GUID  *CoreGuid, 
  UINTN     HartId, 
  BOOLEAN   IsBootHart, 
  RISC_V_PROCESSOR_SPECIFIC_HOB_DATA *ProcessorSpecificDataHob 
  ) 
{ 
  // 
  // Build up RISC_V_PROCESSOR_SPECIFIC_DATA_HOB. 
  // 
  CopyGuid (&ProcessorSpecificDataHob->ParentPrcessorGuid, ParentProcessorGuid); 
  ProcessorSpecificDataHob->ParentProcessorUid = ParentProcessorUid; 
  CopyGuid (&ProcessorSpecificDataHob->CoreGuid, CoreGuid); 
  ProcessorSpecificDataHob->Context = NULL; 
  ProcessorSpecificDataHob->ProcessorSpecificData.Revision = 
    SMBIOS_RISC_V_PROCESSOR_SPECIFIC_DATA_REVISION; 
  ProcessorSpecificDataHob->ProcessorSpecificData.Length = 
    sizeof (SMBIOS_RISC_V_PROCESSOR_SPECIFIC_DATA); 
  ProcessorSpecificDataHob->ProcessorSpecificData.HartId.Value64_L = (UINT64)HartId; 
  ProcessorSpecificDataHob->ProcessorSpecificData.HartId.Value64_H = 0; 
  ProcessorSpecificDataHob->ProcessorSpecificData.BootHartId = (UINT8)IsBootHart; 
  ProcessorSpecificDataHob->ProcessorSpecificData.InstSetSupported = 
    FirmwareContextHartSpecific->IsaExtensionSupported; 
  ProcessorSpecificDataHob->ProcessorSpecificData.PrivilegeModeSupported = 
    SMBIOS_RISC_V_PSD_MACHINE_MODE_SUPPORTED; 
  if ((ProcessorSpecificDataHob->ProcessorSpecificData.InstSetSupported & 
    RISC_V_ISA_SUPERVISOR_MODE_IMPLEMENTED) != 0) { 
    ProcessorSpecificDataHob->ProcessorSpecificData.PrivilegeModeSupported |= 
      SMBIOS_RISC_V_PSD_SUPERVISOR_MODE_SUPPORTED; 
  } 
  if ((ProcessorSpecificDataHob->ProcessorSpecificData.InstSetSupported & 
    RISC_V_ISA_USER_MODE_IMPLEMENTED) != 0) { 
    ProcessorSpecificDataHob->ProcessorSpecificData.PrivilegeModeSupported |= 
      SMBIOS_RISC_V_PSD_USER_MODE_SUPPORTED; 
  } 
  ProcessorSpecificDataHob->ProcessorSpecificData.MachineVendorId.Value64_L = 
    FirmwareContextHartSpecific->MachineVendorId.Value64_L; 
  ProcessorSpecificDataHob->ProcessorSpecificData.MachineVendorId.Value64_H = 
    FirmwareContextHartSpecific->MachineVendorId.Value64_H; 
  ProcessorSpecificDataHob->ProcessorSpecificData.MachineArchId.Value64_L = 
    FirmwareContextHartSpecific->MachineArchId.Value64_L; 
  ProcessorSpecificDataHob->ProcessorSpecificData.MachineArchId.Value64_H = 
    FirmwareContextHartSpecific->MachineArchId.Value64_H; 
  ProcessorSpecificDataHob->ProcessorSpecificData.MachineImplId.Value64_L = 
    FirmwareContextHartSpecific->MachineImplId.Value64_L; 
  ProcessorSpecificDataHob->ProcessorSpecificData.MachineImplId.Value64_H = 
    FirmwareContextHartSpecific->MachineImplId.Value64_H; 
  return EFI_SUCCESS; 
} 
 
/** 
  Print debug information of the processor specific data for a hart 
 
  @param  ProcessorSpecificDataHob     Pointer to RISC_V_PROCESSOR_SPECIFIC_DATA_HOB 
**/ 
VOID 
EFIAPI 
DebugPrintHartSpecificInfo ( 
  RISC_V_PROCESSOR_SPECIFIC_HOB_DATA *ProcessorSpecificDataHob 
  ) 
{ 
  DEBUG ((DEBUG_INFO, "        *HartId = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.HartId.Value64_L)); 
  DEBUG ((DEBUG_INFO, "        *Is Boot Hart? = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.BootHartId)); 
  DEBUG ((DEBUG_INFO, "        *PrivilegeModeSupported = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.PrivilegeModeSupported)); 
  DEBUG ((DEBUG_INFO, "        *MModeExcepDelegation = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.MModeExcepDelegation.Value64_L)); 
  DEBUG ((DEBUG_INFO, "        *MModeInterruptDelegation = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.MModeInterruptDelegation.Value64_L)); 
  DEBUG ((DEBUG_INFO, "        *HartXlen = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.HartXlen )); 
  DEBUG ((DEBUG_INFO, "        *MachineModeXlen = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.MachineModeXlen)); 
  DEBUG ((DEBUG_INFO, "        *SupervisorModeXlen = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.SupervisorModeXlen)); 
  DEBUG ((DEBUG_INFO, "        *UserModeXlen = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.UserModeXlen)); 
  DEBUG ((DEBUG_INFO, "        *InstSetSupported = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.InstSetSupported)); 
  DEBUG ((DEBUG_INFO, "        *MachineVendorId = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.MachineVendorId.Value64_L)); 
  DEBUG ((DEBUG_INFO, "        *MachineArchId = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.MachineArchId.Value64_L)); 
  DEBUG ((DEBUG_INFO, "        *MachineImplId = 0x%x\n", ProcessorSpecificDataHob->ProcessorSpecificData.MachineImplId.Value64_L)); 
}