vga: improve documentation

Add links to chipset docs and FreeVGA site.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Blue Swirl 2012-01-29 17:29:12 +00:00
parent 5e55efc9e7
commit 47c012e21c
1 changed files with 12 additions and 0 deletions

View File

@ -37,6 +37,18 @@
//#define DEBUG_BOCHS_VBE
/*
* Video Graphics Array (VGA)
*
* Chipset docs for original IBM VGA:
* http://www.mcamafia.de/pdf/ibm_vgaxga_trm2.pdf
*
* FreeVGA site:
* http://www.osdever.net/FreeVGA/home.htm
*
* Standard VGA features and Bochs VBE extensions are implemented.
*/
/* force some bits to zero */
const uint8_t sr_mask[8] = {
0x03,