Does anyone has text console or framebuffer working on SC1200 without VGA-BIOS ?

Bernd Mödeker moedeker at hmk-gmbh.de
Tue Sep 23 15:56:01 CEST 2003


I forgot this here:
c000:0123 66                  DATA:
c000:123 -
        AX=9400  BX=0000  CX=0000  DX=0cfc  SP=ffea  BP=0000  SI=0000
DI=0000
        DS=0000  ES=c000  SS=0030  CS=c000  IP=0125   NV UP DI PL ZR NA PE
NC
> > c000:0124 ed                  IN        EAX,DX
>
> no 66 prefix means it really is 16 bits, btw.
So there is an prefix!
>
> Anyway, can you check and see if there is a vga enable? there almost
> always is in these chipsets.
The vga device is enabled. If I use devmem I can read the vendor and device
ID and the enabled VGA device. PCI function 4 for this vga device is
enabled. So the elpin vga bios should be able to read this ID's too.

Bernd





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