Hi, On Sun, Sep 06, 2009 at 08:17:39PM +0200, Felix Zielcke wrote: > Am Sonntag, den 06.09.2009, 20:09 +0200 schrieb Marc Haber: > > vga=791 would mean mode 0x314, which isn't in the list printed by the > > command line. So I'll lose half of my graphics modes that used to be > > useable with grub-legacy? > > vbeinfo prints plain VESA numbers, the vga= mode for the Linux was and > is always that + 0x200 > so 0x314 means 0x114 in vbeinfo output
Ah, I see. > vga= works still the same with the old Linux loader linux16/initrd16 > which just works like all other bootloaders. Yes. That was the bit of information I was missing. > The problem is that the new 32bit Linux loader has to convert the vga= > numbers into height width and bit depth. > So it's more realiable to just use `set gfxpayload' directly. > For example with my Nvidia Geforce vga=0x318 means 1024x768x32 but in > qemu this is 1024x768x24 which also the new Linux loader assumes. > So for me vga=0x318 just doestn't work. > > We could use the code from vbeinfo to map the numbers but then it would > make the loader depend on it, which doestn't work for Coreboot and EFI > which share the same loader. No, things are fine as they are now, with the missing information added. The problem is that there are _so_ many undocumented things that one needs to know that using grub2 is just incredibly frustrating. Thanks for helping. Greetings Marc, using linux16/initrd16 for the time being. -- ----------------------------------------------------------------------------- Marc Haber | "I don't trust Computers. They | Mailadresse im Header Mannheim, Germany | lose things." Winona Ryder | Fon: *49 621 72739834 Nordisch by Nature | How to make an American Quilt | Fax: *49 3221 2323190 -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
