Framebuffer or standard VGA ?
ollie lho
ollie at sis.com.tw
Mon Sep 9 21:03:01 CEST 2002
On Mon, 2002-09-09 at 23:50, Antony Stone wrote:
> Hi.
>
> I'm using LinuxBios on an SiS630 motherboard (PC-Chips M810L).
>
> Is is essential to use the framebuffer device for video output under
> LinuxBios, or can I boot it into a 'standard VGA' mode ?
>
> I tried changing HAVE_FRAMEBUFFER=1 to =0 and also removing it entirely from
> my config file, but I just got no video output at all - the serial port told
> me everything else was starting up okay though.
>
Do you want VGA frame buffer or not ?? If you want framebuffer for SiS
630, you have to enable SiSFB Lite in the SiS LinuxBIOS patch.
> If it is essential to use the framebuffer, is there any way to change the
> refresh rate, because I'm using an old monitor which loses the top & bottom
> of the screen (it doesn't have a vertical size control :-( ) when I boot
> under LinuxBios.
>
SiSFB Lite accept standard kernel parameter for video mode. Read
linux/Documentation/fb/modedb for more detail.
Ollie
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