On Tue, Mar 10, 2009 at 7:00 AM, Rudolf Marek <[email protected]> wrote: >>> If you can explain to me why the superIO changes. >> >> For some reason the SuperIO puts the RTC at 0x400, even though it's >> usually at 0x70. If I put it at 0x70 the keyboard and mouse don't >> work :( I put it at 0x90 and corrected the size so that it wouldn't >> conflict with other devices. That makes Linux happy with it. It >> still could be a problem for Windows not to have it at 0x70. > > Well maybe the RTC chip is elsewhere too? > > >>> Also The SMM does nothing to >>> do with IRQ9. Get rid of SMM for now. The IRQ 9 needs to be setup for >>> ACPI in >>> SB. Thats it (and perhaps it needed also an IRQ override). >> >> Sorry I must have misunderstood this again. I thought this was why I >> keep getting : IRQ9 nobody cared messages from Linux. > > What devices you think you have at IRQ9? I don't think I have any.
> Maybe some spurious serial IRQ form superIO? > > Generally IRQ9 is used as ACPI SCI int. > Just pressing the power button generates the IRQ for example. To make it > work you need: > > 1) Set IRQ9 in chipset as ACPI IRQ I don't know where I would do this. I'm assuming you mean southbridge when you say chipset. > 2) Set the IRQ 9 override to level/low in MADT > 3) Fill the FADT sci int to 9 > > I think you have 2) 3) I failed to find 1) Please check. Also > cat/proc/interrupts should state: > > ... > 7: 0 0 IO-APIC-edge parport0 > 8: 1 0 IO-APIC-edge rtc0 > 9: 0 0 IO-APIC-fasteoi acpi > 16: 1645904 0 IO-APIC-fasteoi uhci_hcd:usb1, ahci, nvidia > 17: 0 0 IO-APIC-fasteoi uhci_hcd:usb2, ide0, ide1 > > The IRQ9 should be level/low - APIC-fasteoi > > Please post /proc/interrupts Attached. Thanks, Myles
CPU0 CPU1 CPU2 CPU3 0: 137 0 2 441 IO-APIC-edge timer 1: 0 6 11 9388 IO-APIC-edge i8042 4: 0 0 0 4 IO-APIC-edge 7: 103 0 0 0 IO-APIC-edge parport0 8: 0 1 0 0 IO-APIC-edge rtc0 9: 1 276 15 99709 IO-APIC-fasteoi acpi 12: 8 2253 356 210620 IO-APIC-edge i8042 14: 0 270 472 430834 IO-APIC-edge pata_amd 15: 0 0 0 4 IO-APIC-edge pata_amd 19: 0 0 0 3 IO-APIC-fasteoi ohci1394 20: 0 6 3 1091 IO-APIC-fasteoi ehci_hcd:usb1, NVidia CK804 21: 2 3342 663 7785207 IO-APIC-fasteoi ohci_hcd:usb2, eth0 22: 0 0 0 0 IO-APIC-fasteoi sata_nv 23: 0 0 0 0 IO-APIC-fasteoi sata_nv 50: 0 88 0 1 IO-APIC-fasteoi ahci 51: 0 0 0 0 IO-APIC-fasteoi pata_jmicron 53: 162 7635506 16 416 IO-APIC-fasteoi eth1 NMI: 0 0 0 0 Non-maskable interrupts LOC: 3487248 2729920 1947556 3789444 Local timer interrupts RES: 635666 548595 481475 292570 Rescheduling interrupts CAL: 493 482 469 95 function call interrupts TLB: 3909 4023 2811 39787 TLB shootdowns TRM: 0 0 0 0 Thermal event interrupts THR: 0 0 0 0 Threshold APIC interrupts SPU: 0 0 0 0 Spurious interrupts ERR: 103
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