Framebuffer VGA resolution codes Revision as of Sunday, 20 December 2015 at 19:56 UTC

Add a vga= and then the value below as a kernel parameter (at the end
of kernel) in /boot/grub/menu.lst. These values have been variously
gathered from across the interwebs.

Table that works for me

Tried 0x305 on a 4:3 LCD display. Works!

       | 640x480 800x600 1024x768 1280x1024
   ----+-------------------------------------
   256 | 0x301   0x303   0x305   0x307
   32k | 0x310   0x313   0x316   0x319
   64k | 0x311   0x314   0x317   0x31A
   16M | 0x312   0x315   0x318   0x31B

Another (long) table

0x361 works for me on a widescreen laptop.

   80x25 (TEXT)  3840    0xF00
   80x50 (TEXT)  3841    0xF01
   80x43 (TEXT)  3842    0xF02
   80x28 (TEXT)  3843    0xF03
   80x30 (TEXT)  3845    0xF05
   80x34 (TEXT)  3846    0xF06
   80x60 (TEXT)  3847    0xF07

   320x200x8   816   0x330
   320x200x16    782   0x30E
   320x200x24    783   0x30F
 
   320x240x8   820   0x334
   320x240x16    821   0x335
   320x240x24    822   0x336
 
   320x400x8   817   0x331
   320x400x16    818   0x332
   320x400x24    819   0x333
 
   640x400x8   768   0x300
   640x400x16    829   0x33d
   640x400x24    830   0x33e
 
   640x480x8   769   0x301
   640x480x16    785   0x311
   640x480x24    786   0x312
 
   768x480x8   866   0x362
   768x480x16    ???   ????
   768x480x24    ???   ????
 
   800x600x8   771   0x303
   800x600x16    788   0x314
   800x600x24    789   0x315
 
   1024x768x8    773   0x305
   1024x768x16   791   0x317
   1024x768x24   792   0x318
 
   1280x800x8    864   0x360
   1280x800x16   ???   ????
   1280x800x24   865   0x361
 
   1280x1024x8   775   0x307
   1280x1024x16    794   0x31a
   1280x1024x24    795   0x31b
 
   1440x900x8    868   0x364
   1440x900x16   ???   ????
   1440x900x24   869   0x365
 
   1600x1200x8   796   0x372
   1600x1200x16    798   0x374
   1600x1200x24    799   0x375

Category:Nikhil’s Notes
Category:From a past sysadmin
life