Re: Old thread: Nobody cared, chapter 10^3rd

[Len Brown <len.brown@intel.com>]

Any difference when you tested with "pci=routeirq"?

-Len


On Mon, 2004-11-15 at 00:52, Gene Heskett wrote:
> Greetings;
> 
> Board is a Biostar N7-NCD-Pro, Athlon 2800XP mounted, gig of ram.
> 
> Booting to 2.6.10-rc2 just now, I see that the dmesg log shows this:
> 
> PCI: Using ACPI for IRQ routing
> ** PCI interrupts are no longer routed automatically.  If this
> ** causes a device to stop working, it is probably because the
> ** driver failed to call pci_enable_device().  As a temporary
> ** workaround, the "pci=routeirq" argument restores the old
> ** behavior.  If this argument makes the device work again,
> ** please email the output of "lspci" to bjorn.helgaas@hp.com
> ** so I can fix the driver.
> spurious 8259A interrupt: IRQ7.
> [...]

> ACPI: PCI interrupt 0000:02:00.0[A] -> GSI 5 (level, low) -> IRQ 5
> [drm] Initialized radeon 1.11.0 20020828 on minor 0: ATI Technologies
> Inc RV280 [Radeon 9200 SE]
> ipmi message handler version v33
> ipmi device interface version v33
> irq 12: nobody cared!
>  [<c0130bea>] __report_bad_irq+0x2a/0x90
>  [<c01305a0>] handle_IRQ_event+0x30/0x70
>  [<c0130cdc>] note_interrupt+0x6c/0xd0
>  [<c0130710>] __do_IRQ+0x130/0x160
>  [<c01043fe>] do_IRQ+0x3e/0x60
>  =======================
>  [<c01028aa>] common_interrupt+0x1a/0x20
>  [<c011a470>] __do_softirq+0x30/0x90
>  [<c0104501>] do_softirq+0x41/0x50
>  =======================
>  [<c0130564>] irq_exit+0x34/0x40
>  [<c0104405>] do_IRQ+0x45/0x60
>  [<c01028aa>] common_interrupt+0x1a/0x20
>  [<c0130999>] setup_irq+0x99/0x120
>  [<c024d050>] i8042_interrupt+0x0/0x190
>  [<c0130b91>] request_irq+0x81/0xb0
>  [<c042e372>] i8042_check_aux+0x32/0x170
>  [<c024d050>] i8042_interrupt+0x0/0x190
>  [<c042e8f0>] i8042_init+0x130/0x1b0
>  [<c041681b>] do_initcalls+0x2b/0xc0
>  [<c0433c3d>] sock_init+0x3d/0x80
>  [<c0100440>] init+0x0/0x110
>  [<c010046f>] init+0x2f/0x110
>  [<c010086c>] kernel_thread_helper+0x0/0x14
>  [<c0100871>] kernel_thread_helper+0x5/0x14
> handlers:
> [<c024d050>] (i8042_interrupt+0x0/0x190)
> Disabling IRQ #12
> serio: i8042 AUX port at 0x60,0x64 irq 12
> [...]
> Nov 15 00:35:40 coyote alsasound: Starting sound driver: snd-intel8x0
> Nov 15 00:35:40 coyote kernel: ACPI: PCI Interrupt Link [LACI] enabled
> at IRQ 12
> Nov 15 00:35:40 coyote kernel: ACPI: PCI interrupt 0000:00:06.0[A] ->
> GSI 12 (level, low) -> IRQ 12
> Nov 15 00:35:40 coyote kernel: intel8x0_measure_ac97_clock: measured
> 49922 usecs
> Nov 15 00:35:40 coyote kernel: intel8x0: clocking to 47451
> Nov 15 00:35:40 coyote alsasound: done
> Nov 15 00:35:40 coyote rc: Starting alsasound:  succeeded
> 
> So there seems to be some confusion re the use of IRQ 12
> 
> Also during the early boot when its running on a vga 80x25 screen,
> there are no fonts, just the occassional flicker of the curser
> as it moves back and forth across the bottom of the screen, so
> my early boot, after about 10 lines at the initiation, is invisible.
> 
> Later on it switches to an 80x30 screen, at which point I can
> see the rest of the boot proceedure.  What causes this?
> 
> -- 
> Cheers, Gene
> "There are four boxes to be used in defense of liberty:
>  soap, ballot, jury, and ammo. Please use in that order."
> -Ed Howdershelt (Author)
> 99.28% setiathome rank, not too shabby for a WV hillbilly
> Yahoo.com attorneys please note, additions to this message
> by Gene Heskett are:
> Copyright 2004 by Maurice Eugene Heskett, all rights reserved.
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