On Mon, Mar 16, 2009 at 1:23 PM, Rudolf Marek <[email protected]> wrote: > Hi, > >> All of the other interrupts from 0x0-0xf are set as Edge triggered in >> the mptable, so that seems likely. > > Fine. Second reason might be that the ExtInt pin is wrong for the APIC. I > mean it is set wrongly. To which pin sets the original BIOS the ExtInt IRQ?
Do I need to decode the mptable to know that? Is there a utility to do that? I've gotten as far as "ISA is bus 86", but I'm struggling to find ExtINT in there. I don't see anything that matches what I expect. >>> Can you dump here the 0x4d0 and 0x4d1 so we can check how the >>> level/trigger >>> is set. >> >> Again I'm ignorant. How do I dump those values? > > You arent, its important to ask! > > #isadump -f 0x4d0 > > you should see the two bytes decoding at 0x4d0 and 0x4d1. > > bit0 at 0x4d0 is IRQ0, bit7 is IRQ7 > > 0 is level > 1 is edge 04d0: 20 0c IRQ 7, IRQ a, IRQ b are edge? Thanks, Myles -- coreboot mailing list: [email protected] http://www.coreboot.org/mailman/listinfo/coreboot
