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Re: [PATCH] video: skip 'text' gfxpayload if not supported, to fallback

From: Didier Spaier
Subject: Re: [PATCH] video: skip 'text' gfxpayload if not supported, to fallback to default
Date: Fri, 10 May 2019 15:42:32 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1

On 10/05/2019 15:24, Mathieu Trudel-Lapierre wrote:
> On Fri, May 10, 2019 at 7:52 AM Didier Spaier <address@hidden> wrote:
>> On 10/05/2019 13:38, Daniel Kiper wrote:
>>> On Mon, Apr 29, 2019 at 01:57:02PM -0400, Mathieu Trudel-Lapierre wrote:
>>>> On UEFI, 'text' gfxpayload is not supported, but we still reach 
>>>> parse_modespec
>>>> with it, which will obviously fail. Fortunately, whatever gfxpayload is 
>>>> set,
>>>> we still still have the 'auto' default to fall back to. Allow getting to 
>>>> this
>>>> fallback by not trying to parse 'text' as a modespec.
>>>> This is because 'text' correctly doesn't parse as a modespec, and ought to 
>>>> have
>>>> been ignored before we got to that point, just like it is immediately 
>>>> picked if
>>>> we're running on a system where 'text' is a supported video mode.
>> As an aside, in a grub.cfg intended for both legacy and UEFI booting, can I
>> condition setting either 'vga=normal' or 'gfxpayload=text' depending on the
>> context detected by grub? If yes, how?
> In grub.cfg; you can check if you're on the right platform by checking
> $grub_platform
> On UEFI, it will read "efi".


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