SVGA may be standard, but which chip-set are you using ?
The system setup can be highly unique for each CPU (PII, PIII, Celeron, Ultra-Low Power, etc), "co-processor" (440BX, 440TX, et. al.) and/or Super I/O.... These devices must be initialized before DRAM, PCI bus, etc will get started, even before the Video driver is loaded.
Interested observer....
Ralph
From: Gavin R. Brewer[SMTP:gavinbr@gavinbr.worldonline.co.uk] Sent: Thursday, August 16, 2001 3:27 PM To: openbios@elvis.informatik.uni-freiburg.de Subject: RE: [OpenBIOS] New power-up graphics BIOS.
James,
I would like to program in Intel generic 8088 mode, and assume an industry standard SVGA chip. The code is aimed to be as simple as possible.
All I would like to do, is to be able to program the SVGA registers to move, and rescan pixel efficiently.
This should be done in a few lines of assembler code. Things like Bresenham's algorithm etc, can be efficiently coded in C++, so there is no need to overburden ourselves.
Thanx, Gavin. <|;-)
PS. do you know any useful links where I can download asm snippets?
-----Original Message----- From: owner-openbios@freiburg.linux.de [mailto:owner-openbios@freiburg.linux.de]On Behalf Of James Logan Sent: Thursday, August 16, 2001 7:04 PM To: openbios@elvis.informatik.uni-freiburg.de Subject: Re: [OpenBIOS] New power-up graphics BIOS.
Gavin, I would love to help. have you started? what chip will you be using? James
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