[PATCH 1/1] efi_loader: QEMU CONFIG_EFI_GRUB_ARM32_WORKAROUND=n

[Heinrich Schuchardt]

Am 17. September 2020 20:53:20 MESZ schrieb Tom Rini <trini at konsulko.com>:
>On Thu, Sep 17, 2020 at 08:03:24PM +0200, Heinrich Schuchardt wrote:
>> On 9/17/20 7:47 PM, Tom Rini wrote:
>> > On Thu, Sep 17, 2020 at 07:18:08PM +0200, Heinrich Schuchardt
>wrote:
>> >
>> >> CONFIG_EFI_GRUB_ARM32 is only needed for architectures with caches
>that are
>> >> not managed via CP15 (or for some outdated buggy versions of
>GRUB). It
>> >> makes more sense to disable the setting per architecture than per
>defconfig.
>> >>
>> >> Move QEMU's CONFIG_EFI_GRUB_ARM32_WORKAROUND=n from defconfig to
>Kconfig.
>> >>
>> >> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
>> >> ---
>> >>  configs/qemu_arm_defconfig | 1 -
>> >>  lib/efi_loader/Kconfig     | 1 +
>> >>  2 files changed, 1 insertion(+), 1 deletion(-)
>> >
>> > Why?  Are we about to move this to be a short list of "default y if
>..."
>> > instead?  Otherwise no, this is the level of detail that should be
>in a
>> > defconfig I think and not Kconfig.
>> >
>> 
>> Hello Tom,
>> 
>> yes, in the long run I want to turn this into "default y if". But I
>> first need to a list of all ARCH_* which have a cache which is not
>> controlled via CP15.
>
>Isn't the bigger problem / list "needs to support old / buggy GRUB" ?

There are no operating systems distributing 2021 U-Boot with 2018 GRUB.

Best regards

Heinrich