Messages in this thread | | | Date | Sat, 8 Jun 2002 15:01:13 -0700 (PDT) | From | "Randy.Dunlap" <> | Subject | Re: question: i/o port 0x61 on x86 archs |
| |
On Sat, 8 Jun 2002, Ravikiran G Thirumalai wrote:
| I have a question regdg do_nmi routine in x86; what does location 0x61 | from inb(0x61) do? Is it something very well known in intel archs?
Yes, see any Intel PIIX or ICH chipset spec. I'm looking at the 82801BA I/O Controller Hub 2 (ICH2) spec., section 9.7.1.
Port 0x61 is the NMI status and control register.
-- ~Randy
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |