Re: [linux-usb-devel] [IRQ map] VIA C7 CN700 2.6.23-rc9-git USB IRQsdisabled

From: Alan Stern
Date: Fri Oct 05 2007 - 10:25:26 EST


On Fri, 5 Oct 2007, Guennadi Liakhovetski wrote:

> Booting git snapshot of about 6 hours ago, getting the following:
>
> USB Universal Host Controller Interface driver v3.0
> ACPI: PCI Interrupt Link [ALKB] enabled at IRQ 21
> ACPI: PCI Interrupt 0000:00:10.0[A] -> Link [ALKB] -> GSI 21 (level, low) -> IRQ 18
> ACPI: PCI interrupt for device 0000:00:10.0 disabled
> uhci_hcd 0000:00:10.0: init 0000:00:10.0 fail, -16
> uhci_hcd: probe of 0000:00:10.0 failed with error -16

> With "pci=routeirq" it is the same, but then it's "IRQ 17" instead of 18,
> and the line
>
> ACPI: PCI Interrupt Link [ALKB] enabled at IRQ 21
>
> is missing. Works with Debian etch default 2.6.18. /proc/interrupts under
> .23-rc9-...:

What do you get with CONFIG_USB_DEBUG enabled?

Alan Stern

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