[coreboot] SimNOW VGA int 1a

Marc Jones Marc.Jones at amd.com
Wed Oct 15 22:45:22 CEST 2008

Myles Watson wrote:
> Here's the next part of the log now that I've enabled setup_realmode_idt 
> (I'm running it right before real_mode_switch_call_vga.
> Copying VGA ROM image from 0xfe040000 to 0xc0000, 0x8000 bytes
> BREAK HERE run_bios = 0x0000944a
> biosint: INT# 0x18
> biosint: eax 0x2e ebx 0x10000 ecx 0xfe4 edx 0xcf11c
> biosint: ebp 0xc0000000 esp 0xd0000 edi 0x1a esi 0x0
> biosint:  ip 0x1022   cs 0xf  flags 0x2067
> BIOSINT: Unsupport int #0x18

That isn't the same emulator that most of v2 uses. setup_realmode_idt is 
certainly required. 0x18 is a strange INT to see.

Can you get back to the calling code and see what it was doing?


Marc Jones
Senior Firmware Engineer
(970) 226-9684 Office
mailto:Marc.Jones at amd.com

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