[edk2-devel] [PATCH v2 1/2] UefiPayloadPkg: Store the real size of the MMCONF window

[Ma, Maurice]

Hi Marcello,

Could you put a little bit more details in the patch commit message ?   

Thanks
Maurice
> -----Original Message-----
> From: Marcello Sylvester Bauer <marcello.bauer at 9elements.com>
> Sent: Thursday, July 16, 2020 4:48
> To: devel at edk2.groups.io
> Cc: Patrick Rudolph <patrick.rudolph at 9elements.com>; Christian Walter
> <christian.walter at 9elements.com>; Ma, Maurice <maurice.ma at intel.com>;
> Desimone, Nathaniel L <nathaniel.l.desimone at intel.com>; Zeng, Star
> <star.zeng at intel.com>; Kinney, Michael D <michael.d.kinney at intel.com>; Gao,
> Liming <liming.gao at intel.com>
> Subject: [PATCH v2 1/2] UefiPayloadPkg: Store the real size of the MMCONF
> window
> 
> From: Patrick Rudolph <patrick.rudolph at 9elements.com>
> 
> This will fix issues with the PciBusDxe.
> 
> Signed-off-by: Patrick Rudolph <patrick.rudolph at 9elements.com>
> Signed-off-by: Marcello Sylvester Bauer <marcello.bauer at 9elements.com>
> Cc: Patrick Rudolph <patrick.rudolph at 9elements.com>
> Cc: Christian Walter <christian.walter at 9elements.com>
> Cc: Maurice Ma <maurice.ma at intel.com>
> Cc: Nate DeSimone <nathaniel.l.desimone at intel.com>
> Cc: Star Zeng <star.zeng at intel.com>
> Cc: Michael D Kinney <michael.d.kinney at intel.com>
> Cc: Liming Gao <liming.gao at intel.com>
> ---
>  UefiPayloadPkg/Include/Guid/AcpiBoardInfoGuid.h | 1 +
>  UefiPayloadPkg/BlSupportPei/BlSupportPei.c      | 3 +++
>  2 files changed, 4 insertions(+)
> 
> diff --git a/UefiPayloadPkg/Include/Guid/AcpiBoardInfoGuid.h
> b/UefiPayloadPkg/Include/Guid/AcpiBoardInfoGuid.h
> index fe783fe5e14c..043b748ae4a9 100644
> --- a/UefiPayloadPkg/Include/Guid/AcpiBoardInfoGuid.h
> +++ b/UefiPayloadPkg/Include/Guid/AcpiBoardInfoGuid.h
> @@ -24,6 +24,7 @@ typedef struct {
>    UINT64             PmTimerRegBase;
> 
>    UINT64             ResetRegAddress;
> 
>    UINT64             PcieBaseAddress;
> 
> +  UINT64             PcieBaseSize;
> 
>  } ACPI_BOARD_INFO;
> 
> 
> 
>  #endif
> 
> diff --git a/UefiPayloadPkg/BlSupportPei/BlSupportPei.c
> b/UefiPayloadPkg/BlSupportPei/BlSupportPei.c
> index 22972453117a..a7e99f9ec6de 100644
> --- a/UefiPayloadPkg/BlSupportPei/BlSupportPei.c
> +++ b/UefiPayloadPkg/BlSupportPei/BlSupportPei.c
> @@ -240,8 +240,10 @@ Done:
>    if (MmCfgHdr != NULL) {
> 
>      MmCfgBase =
> (EFI_ACPI_MEMORY_MAPPED_ENHANCED_CONFIGURATION_SPACE_BASE_A
> DDRESS_ALLOCATION_STRUCTURE *)((UINT8*) MmCfgHdr + sizeof
> (*MmCfgHdr));
> 
>      AcpiBoardInfo->PcieBaseAddress = MmCfgBase->BaseAddress;
> 
> +    AcpiBoardInfo->PcieBaseSize = (MmCfgBase->EndBusNumber + 1 -
> MmCfgBase->StartBusNumber) * 4096 * 32 * 8;
> 
>    } else {
> 
>      AcpiBoardInfo->PcieBaseAddress = 0;
> 
> +    AcpiBoardInfo->PcieBaseSize = 0;
> 
>    }
> 
>    DEBUG ((DEBUG_INFO, "PmCtrl  Reg 0x%lx\n",  AcpiBoardInfo-
> >PmCtrlRegBase));
> 
>    DEBUG ((DEBUG_INFO, "PmTimer Reg 0x%lx\n",  AcpiBoardInfo-
> >PmTimerRegBase));
> 
> @@ -250,6 +252,7 @@ Done:
>    DEBUG ((DEBUG_INFO, "PmEvt   Reg 0x%lx\n",  AcpiBoardInfo->PmEvtBase));
> 
>    DEBUG ((DEBUG_INFO, "PmGpeEn Reg 0x%lx\n",  AcpiBoardInfo-
> >PmGpeEnBase));
> 
>    DEBUG ((DEBUG_INFO, "PcieBaseAddr 0x%lx\n", AcpiBoardInfo-
> >PcieBaseAddress));
> 
> +  DEBUG ((DEBUG_INFO, "PcieBaseSize 0x%lx\n", AcpiBoardInfo-
> >PcieBaseSize));
> 
> 
> 
>    //
> 
>    // Verify values for proper operation
> 
> --
> 2.27.0


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