VGA Resources: Difference between revisions
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* [http://my.execpc.com/~geezer/software/90x60.asm 90x60 text mode] from [[Chris Giese]] <geezer@execpc.com> |
* [http://my.execpc.com/~geezer/software/90x60.asm 90x60 text mode] from [[Chris Giese]] <geezer@execpc.com> |
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* [http://my.execpc.com/~geezer/osd/graphics/modes.c Changing text mode font] -- this also has code for switching video modes |
* [http://my.execpc.com/~geezer/osd/graphics/modes.c Changing text mode font] -- this also has code for switching video modes without bios |
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Revision as of 09:31, 7 May 2008
VGA Resources
- G=Google+Search google search,
- OS/graphics zone from Chris Giese, containing many code snippets.
- tutorial on VGA graphics including basis of font and line rendering, palette setting, unchained mode, etc.
Free VGA
- VGA/vga/graphreg.htm Graphics Registers -- control the way the CPU accesses video RAM.
- VGA/vga/seqreg.htm Sequencer Registers -- control how video data is sent to the DAC.
- VGA/vga/attrreg.htm Attribute Controller Registers -- selects the 16 color and 64 color palettes used for EGA/CGA compatibility.
- VGA/vga/crtcreg.htm CRT Controller Registers -- control how the video is output to the display.
- VGA/vga/colorreg.htm Color Registers -- selects the 256 color palette from the maximum possible colors.
- VGA/vga/extreg.htm External Registers -- miscellaneous registers used to control video operation.
SVGA resources
- The VESA home page: http://www.vesa.org
Selected coding tricks
- 90x60 text mode from Chris Giese <geezer@execpc.com>
- Changing text mode font -- this also has code for switching video modes without bios