[edk2-devel] [PATCH 1/4] OvmfPkg/PlatformPei: assign PciSize on both i440fx/q35 branches explicitly

[Ard Biesheuvel]

On Sat, 4 May 2019 at 02:07, Laszlo Ersek <lersek at redhat.com> wrote:
>
> In the MemMapInitialization() function, we currently have a common
> PciSize assignment, shared between i440fx and q35. In order to simplify
> the rest of this series, lift and duplicate the assignment identically to
> both board-specific branches.
>
> Cc: Ard Biesheuvel <ard.biesheuvel at linaro.org>
> Cc: Gerd Hoffmann <kraxel at redhat.com>
> Cc: Jordan Justen <jordan.l.justen at intel.com>
> Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1666941
> Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1701710
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Laszlo Ersek <lersek at redhat.com>

Reviewed-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>

> ---
>  OvmfPkg/PlatformPei/Platform.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/OvmfPkg/PlatformPei/Platform.c b/OvmfPkg/PlatformPei/Platform.c
> index 0876316eefbc..5e0a15484230 100644
> --- a/OvmfPkg/PlatformPei/Platform.c
> +++ b/OvmfPkg/PlatformPei/Platform.c
> @@ -190,8 +190,10 @@ MemMapInitialization (
>        ASSERT (TopOfLowRam <= PciExBarBase);
>        ASSERT (PciExBarBase <= MAX_UINT32 - SIZE_256MB);
>        PciBase = (UINT32)(PciExBarBase + SIZE_256MB);
> +      PciSize = 0xFC000000 - PciBase;
>      } else {
>        PciBase = (TopOfLowRam < BASE_2GB) ? BASE_2GB : TopOfLowRam;
> +      PciSize = 0xFC000000 - PciBase;
>      }
>
>      //
> @@ -207,7 +209,6 @@ MemMapInitialization (
>      // 0xFED20000    gap                          896 KB
>      // 0xFEE00000    LAPIC                          1 MB
>      //
> -    PciSize = 0xFC000000 - PciBase;
>      AddIoMemoryBaseSizeHob (PciBase, PciSize);
>      PcdStatus = PcdSet64S (PcdPciMmio32Base, PciBase);
>      ASSERT_RETURN_ERROR (PcdStatus);
> --
> 2.19.1.3.g30247aa5d201
>
>

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