[edk2-devel] [edk2-platforms][PATCH v1 1/1] IntelSiliconPkg: Cast UINT32 to UINT8 conversion in ReportCpuHobLib
Ni, Ray
ray.ni at intel.com
Thu May 20 04:24:30 UTC 2021
Reviewed-by: Ray Ni <ray.ni at intel.com>
Since it's a pure a build failure fix, I will merge it now.
> -----Original Message-----
> From: mikuback at linux.microsoft.com <mikuback at linux.microsoft.com>
> Sent: Wednesday, May 19, 2021 12:16 PM
> To: devel at edk2.groups.io
> Cc: Ni, Ray <ray.ni at intel.com>; Chaganty, Rangasai V
> <rangasai.v.chaganty at intel.com>; Chuang, SofiaX <sofiax.chuang at intel.com>
> Subject: [edk2-platforms][PATCH v1 1/1] IntelSiliconPkg: Cast UINT32 to
> UINT8 conversion in ReportCpuHobLib
>
> From: Michael Kubacki <michael.kubacki at microsoft.com>
>
> REF:https://bugzilla.tianocore.org/show_bug.cgi?id=3404
>
> Commit d3c10d3 introduced a build error in ReportCpuHobLib.c:
>
> IntelSiliconPkg\Library\ReportCpuHobLib\ReportCpuHobLib.c(30):
> error C2220: warning treated as error - no 'object' file generated
> IntelSiliconPkg\Library\ReportCpuHobLib\ReportCpuHobLib.c(30):
> warning C4244: '=': conversion from 'UINT32' to 'UINT8',
> possible loss of data
>
> This commit explicitly cast the assignment to fix the build error.
>
> Cc: Ray Ni <ray.ni at intel.com>
> Cc: Rangasai V Chaganty <rangasai.v.chaganty at intel.com>
> Cc: SofiaX Chuang <sofiax.chuang at intel.com>
> Signed-off-by: Michael Kubacki <michael.kubacki at microsoft.com>
> ---
> Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c |
> 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git
> a/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c
> b/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c
> index 3f67b477d25a..56d63a35edcb 100644
> ---
> a/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c
> +++
> b/Silicon/Intel/IntelSiliconPkg/Library/ReportCpuHobLib/ReportCpuHobLib.c
> @@ -27,7 +27,7 @@ ReportCpuHob (
> AsmCpuid (CPUID_VIR_PHY_ADDRESS_SIZE, &AddressSizeEax.Uint32,
> NULL, NULL, NULL);
> if (AddressSizeEax.Uint32 >= CPUID_VIR_PHY_ADDRESS_SIZE) {
> AsmCpuid (CPUID_VIR_PHY_ADDRESS_SIZE, &AddressSizeEax.Uint32,
> NULL, NULL, NULL);
> - PhysicalAddressBits = AddressSizeEax.Bits.PhysicalAddressBits;
> + PhysicalAddressBits = (UINT8)AddressSizeEax.Bits.PhysicalAddressBits;
> } else {
> PhysicalAddressBits = 36;
> }
> --
> 2.28.0.windows.1
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