Comment 10 for bug 410653

Am Samstag, den 07.11.2009, 17:04 +0000 schrieb Fibonacci:
> List of compatible video modes:
> 0x100: 640 x 400 x 8 Packed
> 0x101: 640 x 480 x 8 Packed
> 0x103: 800 x 600 x 8 Packed
> 0x105: 1024 x 768 x 8 Packed
> 0x110: 640 x 400 x 16 Direct, mask: 5/5/5/0 pos: 10/5/0/0
> 0x111: 640 x 480 x 16 Direct, mask: 5/6/5/0 pos: 11/5/0/0
> 0x112: 640 x 480 x 32 Direct, mask: 8/8/8/0 pos: 16/8/0/0
> 0x113: 800 x 600 x 16 Direct, mask: 5/5/5/0 pos: 10/5/0/0
> 0x114: 800 x 600 x 16 Direct, mask: 5/6/5/0 pos: 11/5/0/0
> 0x115: 800 x 600 x 32 Direct, mask: 8/8/8/0 pos: 16/8/0/0
> 0x116: 1024 x 768 x 16 Direct, mask: 5/5/5/0 pos: 10/5/0/0
> 0x117: 1024 x 768 x 16 Direct, mask: 5/6/5/0 pos: 11/5/0/0
> 0x118: 1024 x 768 x 32 Direct, mask: 8/8/8/0 pos: 16/8/0/0
> 0x10d: 320 x 200 x 16 Direct, mask: 5/5/5/0 pos: 10/5/0/0
> 0x10e: 320 x 200 x 16 Direct, mask: 5/6/5/0 pos: 11/5/0/0
> 0x10f: 320 x 200 x 32 Direct, mask: 8/8/8/0 pos: 16/8/0/0
> 0x120: 320 x 200 x 32 Direct, mask: 8/8/8/0 pos: 16/8/0/0
> 0x193: 320 x 240 x 8 Packed
> 0x194: 320 x 240 x 16 Direct, mask: 5/5/5/0 pos: 10/5/0/0
> 0x195: 320 x 240 x 16 Direct, mask: 5/6/5/0 pos: 11/5/0/0
> 0x196: 320 x 240 x 32 Direct, mask: 8/8/8/0 pos: 16/8/0/0
> ... I stopped copying modes here. There were similar lines for 512×384, 640×350, 640×400, and 720×400, in 8, 16, and 32 bits.

You could try GRUB_GFXMODE="640x480x16;640x480x32;640x480x8"
and maybe also different resolutions.
I.e. seperate them with ;
And run update-grub.
Hm or maybe just use one resolution at a time.

--
Felix Zielcke
Proud Debian Maintainer and GNU GRUB developer