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Add PciResourcesPreAssigned config flag to skip PCI bus enumeration #78

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Add PciResourcesPreAssigned config flag to skip PCI bus enumeration #78

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3 changes: 2 additions & 1 deletion MsvmPkg/Include/BiosInterface.h
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Expand Up @@ -791,7 +791,8 @@ typedef struct _UEFI_CONFIG_FLAGS
UINT64 MtrrsInitializedAtLoad : 1;
UINT64 HvSintEnabled : 1; // Reserved; used by other codebase.
UINT64 VmbusDisabled : 1;
UINT64 Reserved:33;
UINT64 PciResourcesPreAssigned : 1;
UINT64 Reserved:32;
} Flags;
} UEFI_CONFIG_FLAGS;

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1 change: 1 addition & 0 deletions MsvmPkg/MsvmPkgAARCH64.dsc
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Expand Up @@ -537,6 +537,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeUseMemory|FALSE
gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeUseSerial|FALSE
gEfiMdeModulePkgTokenSpaceGuid.PcdPlatformRecoverySupport|FALSE
gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE

gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut|0x0

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1 change: 1 addition & 0 deletions MsvmPkg/MsvmPkgX64.dsc
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Expand Up @@ -555,6 +555,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeUseMemory|FALSE
gEfiMdeModulePkgTokenSpaceGuid.PcdStatusCodeUseSerial|FALSE
gEfiMdeModulePkgTokenSpaceGuid.PcdPlatformRecoverySupport|FALSE
gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration|FALSE

gEfiMdePkgTokenSpaceGuid.PcdPlatformBootTimeOut|0x0

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1 change: 1 addition & 0 deletions MsvmPkg/PlatformPei/Config.c
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Expand Up @@ -945,6 +945,7 @@ ConfigSetUefiConfigFlags(
PEI_FAIL_FAST_IF_FAILED(PcdSetBoolS(PcdTpmLocalityRegsEnabled, (UINT8) ConfigFlags->Flags.TpmLocalityRegsEnabled));
PEI_FAIL_FAST_IF_FAILED(PcdSetBoolS(PcdMtrrsInitializedAtLoad, (UINT8) ConfigFlags->Flags.MtrrsInitializedAtLoad));
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PEI_FAIL_FAST_IF_FAILED(PcdSetBoolS(PcdVmbusEnabled, !ConfigFlags->Flags.VmbusDisabled));
PEI_FAIL_FAST_IF_FAILED(PcdSetBoolS(PcdPciDisableBusEnumeration, (UINT8) ConfigFlags->Flags.PciResourcesPreAssigned));

//
// If memory protections are enabled, configure the value into the HOB.
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1 change: 1 addition & 0 deletions MsvmPkg/PlatformPei/PlatformPei.inf
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Expand Up @@ -83,6 +83,7 @@

[Pcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdNvmeNamespaceFilterId
gEfiMdeModulePkgTokenSpaceGuid.PcdPciDisableBusEnumeration
gEfiNetworkPkgTokenSpaceGuid.PcdDhcp6UidType
gMsvmPkgTokenSpaceGuid.PcdFdBaseAddress
gMsvmPkgTokenSpaceGuid.PcdFdSize
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