Framebuffer VGA resolution codes

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.

    | 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