On Fri, Jul 18, 2003 at 07:20:22AM +0100, Mark Wilkinson wrote: > Will correct that, although what I can remember from the northbridge docs is > that a setting of 0 also disables the framebuffer - perhaps this option is > really a 'have framebuffer, but don't share with it memory option'
vgainit.inc has #if's to examine the value to choose the value for the northbridge register, it cause #error if it's 0. > > option ZKERNEL_START=0xfffc0000 > > option VGABIOS_START=0xfffe0000 > > addaction romimage dd if=/path/to/vgabios.bin of=romimage bs=65536 \ > > seek=2 conv=sync conv=notrunc > so this copies the vgabios into the rom image after the payload (not the > otherway around) doesn't copying 65536 bytes to 0xfffe000 overwrite the > Linuxbios part of the rom image ? or is that done afterwards, in which case > the LinuxBIOS would overwrite part of the vgabios image... althought, I think > the VGA bios is only 48K in size isn't it ! It copies vgabios.bin at 128-192KB of romimage. LinuxBIOS lives at 192-256KB. 128KB space at the beginning is left for payload. -- Takeshi _______________________________________________ Linuxbios mailing list [EMAIL PROTECTED] http://www.clustermatic.org/mailman/listinfo/linuxbios
