On 08/06/2012 12:43 PM, DebD wrote: > On Mon, 06 Aug 2012 00:00:01 -0600 > [email protected] wrote: > >> If you compiled it into the kernel, instead of as a module, I would >> suggest that all you need to do is add "vga=XXX" to the boot args : >> for me, vga=792. If it works, you get one or more penguins during >> the boot. >> >> You might also need to tweak grub.cfg. I've got the following on >> my server, which uses vesafb [ for some reason, I couldn't get >> radeonfb working there - perhaps related to grub, but once I got >> vesafb working it was adequate for that box ], first two lines are >> just for context. Grub moans about this, but still works (1.98 is >> installed there, I s'pose 2.0 might have broken it) : > > I have compiled it as a module. /lib/modules/3.2.6/kernel/video/uvesafb > Yes, I tried the vga way appending in the kernel line in grub.cfg -- > vga=0x318, but that's probably the way for vesafb according to the kernel > documentation. > For uvesafb, I added video=uvesafb:1024x768-32,ywrap but its(the module) not > getting loaded. > There's no uvesafb specific msgs in the dmesg output. I also compiled v86d > with --with-x86emu; but no sure if its > being used at all. The homepage for uvesafb: > http://dev.gentoo.org/~spock/projects/uvesafb/ also asks for applying some > kernel > patches to the gentoo source. Not sure if that applies for the pristine > kernel too. > > BTW, I also compiled the nvidiafb(I have onboard nvidia gpu) module which was > initially getting loaded during boot, but that gives nothing different than > if I dont load a framebuffer driver. > Also, there's no documentation for it. > Running modinfo on nvidiafb shows it has a parameter allowing to specify the > res. But none of the syntaxes for vesafb or > uvesafb worked for it. >
In Debian, I needed v86d executable for uvesa, which was loaded from initramfs at boot. I guess you could do that on LFS, too, even without an initramfs. -- http://linuxfromscratch.org/mailman/listinfo/blfs-support FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page
