Messages in this thread | | | Date | Thu, 10 Oct 2013 13:37:10 -0400 | From | Peter Jones <> | Subject | Re: [PATCH] x86/efi: Add EFI framebuffer earlyprintk support |
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On Thu, Oct 10, 2013 at 07:28:44PM +0200, Ingo Molnar wrote: > > Is a non-32-bit framebuffer a possibility? If yes then it might be nice to > emit an informative printk() here, so that users who try to enable EFI > early-printk can at least see why it's not working. (Assuming they get to > look at regular printk output, on a safe/working kernel.)
Not really - the spec allows RGBx, BGRx, and for custom bit masks, but they're define like:
typedef struct { UINT32 RedMask; UINT32 GreenMask; UINT32 BlueMask; UINT32 ReservedMask; } EFI_PIXEL_BITMASK;
-- Peter
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