Re: Completely disable graphics support in grub2 x86_64-efi

[Vladimir 'φ-coder/phcoder' Serbinenko]

On 08/24/2010 04:11 PM, KESHAV P.R. wrote:
> I am getting these errors when grub.efi is started but before the menu
> comes up :-
>
>
> error: no such device found
> (3 times)
> error: no suitable mode found
> error: no video mode activated
>
>
> using this config :-
>
>
> insmod efi_gop
> insmod efi_uga
> insmod font
>
>   
Did you try keeping just efi_uga? This is what was previously hardcoded
> if loadfont ${prefix}/unifont.pf2
> then
>    insmod gfxterm
>    set 
> gfxmode="1280x800x32,1024x768x32,800x600x32,640x480x32,1280x800,1024x768,800x600,640x480"
>   
Have you tried gfxmode="auto" ?

>    set gfxpayload=keep
>    terminal_output gfxterm
>
>    set color_normal=light-blue/black
>    set color_highlight=light-cyan/blue
>
>    insmod png
>    background_image ${prefix}/archlinux.png
> fi
>
> insmod part_gpt
> insmod fat
> insmod ext2
>
> set timeout=5
> set default=0
>
> search --file --set=arch64 --no-floppy /vmlinuz26
>
> set _kernel_flags="nomodeset add_efi_memmap"
> set _rootfstype="ext4"
>
> menuentry "Arch Linux 2.6.35.3-ARCH" {
> linux (${arch64})/vmlinuz26
> root=/dev/disk/by-uuid/0cc6e472-7f98-42ff-b7f3-309b641377ad
> rootfstype=${_rootfstype} ro ${_kernel_flags}
> initrd (${arch64})/kernel26.img
> }
>
> menuentry  "Arch Linux 2.6.35.3-ARCH Fallback" {
> linux (${arch64})/vmlinuz26
> root=/dev/disk/by-uuid/0cc6e472-7f98-42ff-b7f3-309b641377ad
> rootfstype=${_rootfstype} ro ${_kernel_flags}
> initrd (${arch64})/kernel26-fallback.img
> }
>
>
> The menu colors come up properly but no background image is shown.
> While booting no kernel boot messages are displayed.
>
> Without the gfx related lines (config file starting from "insmod part_gpt" ),
>
> (before menu)
> error: no such device found
> (3 times)
>
> (while booting)
> error: no suitable mode found
> Booting however
>
> No menu color change and no kernel boot messages. I am using 64-bit
> UEFI 2.1 firmware (Tianocore EDK1 DUET UEFI64). How do I resolve this?
> I want to see the kernel boot messages and be able to boot into
> terminal (runlevel or init 3), not particular about grub2 menu colors
> or background image. Thanks in advance.
>
> _______________________________________________
> Grub-devel mailing list
> address@hidden
> http://lists.gnu.org/mailman/listinfo/grub-devel
>
>   


-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko

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