Re: [PATCH 6/7] ArmVirtPkg/QemuFwCfgLib: allow UEFI_DRIVER modules

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 4/24/20 9:53 AM, Laszlo Ersek wrote:
> We don't distribute UEFI_DRIVER modules stand-alone that were built as
> part of an ArmVirtQemu* platform. ArmVirtQemu* UEFI_DRIVERs are allowed to
> inherit platform dependencies.
> 
> By enabling UEFI_DRIVERs to consume QemuFwCfgLib, we can hook fw_cfg-based
> NULL class libraries into UEFI drivers, e.g. in order to set dynamic PCDs.
> 
> Cc: Ard Biesheuvel <ard.biesheuvel@arm.com>
> Cc: Leif Lindholm <leif@nuviainc.com>
> Cc: Per Sundstrom <per_sundstrom@yahoo.com>
> Cc: Philippe Mathieu-Daudé <philmd@redhat.com>
> Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=2681
> Signed-off-by: Laszlo Ersek <lersek@redhat.com>
> ---
>   ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf b/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
> index 4d27d7d30bd3..feceed5f9341 100644
> --- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
> +++ b/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.inf
> @@ -15,7 +15,7 @@ [Defines]
>     FILE_GUID                      = B271F41F-B841-48A9-BA8D-545B4BC2E2BF
>     MODULE_TYPE                    = BASE
>     VERSION_STRING                 = 1.0
> -  LIBRARY_CLASS                  = QemuFwCfgLib|DXE_DRIVER
> +  LIBRARY_CLASS                  = QemuFwCfgLib|DXE_DRIVER UEFI_DRIVER
>   
>     CONSTRUCTOR                    = QemuFwCfgInitialize
>   
> 

Reviewed-by: Philippe Mathieu-Daude <philmd@redhat.com>