Re: [edk2-devel] [PATCH] OvmfPkg/SmbiosPlatformDxe: tweak fallback release date again

["Laszlo Ersek" <lersek@redhat.com>]

On 2/4/24 10:29, Lee, Chun-Yi wrote:
> In case PcdFirmwareReleaseDateString is not set use a valid date
> as fallback. But the default valid date can _NOT_ pass the Microsoft
> SVVP test "Check SMBIOS Table Specific Requirements". The test emitted
> the error message:
> 
> BIOS Release Date string is unexpected length: 8. This string must be in
> MM/DD/YYYY format. No other format is allowed and no additional information
> may be included. See field description in the SMBIOS specification.
> 
> Base on SMBIOS spec v3.7.0:
> 
> 08h     2.0+    BIOS Release Date       BYTE    STRING
> String number of the BIOS release date. The date
> string, if supplied, is in either mm/dd/yy or
> mm/dd/yyyy format. If the year portion of the string
> is two digits, the year is assumed to be 19yy.
> NOTE: The mm/dd/yyyy format is required for SMBIOS
> version 2.3 and later.
> 
> So, let's tweek the fallback release date again.
> 
> Fixes: a0f9628705e3 ("OvmfPkg/SmbiosPlatformDxe: tweak fallback release date") [edk2-stable202305~327]
> Signed-off-by: "Lee, Chun-Yi" <jlee@suse.com>
> ---
>  OvmfPkg/SmbiosPlatformDxe/SmbiosPlatformDxe.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/OvmfPkg/SmbiosPlatformDxe/SmbiosPlatformDxe.c b/OvmfPkg/SmbiosPlatformDxe/SmbiosPlatformDxe.c
> index 0ca3776045..e929da6b81 100644
> --- a/OvmfPkg/SmbiosPlatformDxe/SmbiosPlatformDxe.c
> +++ b/OvmfPkg/SmbiosPlatformDxe/SmbiosPlatformDxe.c
> @@ -160,7 +160,7 @@ InstallAllStructures (
>      DateStr = (CHAR16 *)FixedPcdGetPtr (PcdFirmwareReleaseDateString);
>      DateLen = StrLen (DateStr);
>      if (DateLen < 3) {
> -      DateStr = L"2/2/2022";
> +      DateStr = L"02/02/2022";
>        DateLen = StrLen (DateStr);
>      }
>  

Are you proposing this as an important (but low risk) bugfix that might
qualify for the freeze(s)? If so, please loop in Liming and Mike.

Laszlo



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