Re: [Kernel-discuss] Re: pxa2xx_udc IRQ LOCK

From: Shawn Anderson <sa@xmission.com>
Date: Sun Jul 25 2004 - 14:20:39 EDT

On Wed, Jul 21, 2004 at 11:32:59AM +0200, Michael Heyse wrote:
> OK, getting closer. pxa2xx_udc seems to be working with your config:
>
> pxa2xx_udc: version 14-Dec-2003
> usb0: Ethernet Gadget, version: St Patrick's Day 2004
> usb0: using pxa2xx_udc, OUT ep2out-bulk IN ep1in-bulk
> usb0: MAC 1a:60:19:07:1a:f0
> pxafb_disable_controller: Disabling LCD controller
> udc: USB reset
> NET: Registered protocol family 2
> <more pxafb related stuff>
> IP: routing cache hash table of 512 buckets, 4Kbytes
> TCP: Hash tables configured (established 4096 bind 8192)
> NET: Registered protocol family 1
> NET: Registered protocol family 17
> NET: Registered protocol family 15
> RAMDISK: Compressed image found at block 0
> udc: USB reset
> udc: USB reset
> usb0: full speed config #1: Ethernet Gadget, using CDC Ethernet Subset
>
> My PC now detects interface usb0. I (actually, my hotplug scripts) can
> ifconfig it without any problems. linuxrc on the ipaq seems to have trouble
> though bringing up its interface. I can't ping the ipaq for approx. 30
> seconds. After that, ping works but I get a
>
> spurious IRQ for DMA channel 5
>

hmm, I used to get this message, but it stopped a while ago... I'm not
sure if this is it, but can you check to see if the netmasks on your ipaq
and your pc are the same? (ifconfig usb0 | grep Mask)

> (that's IRQ_PMU?) Then after some seconds tons of oopses follow (see the
> first one below). Could this be related to my PC's USB 2.0 Controller?

does the ipaq lock up after this, or is it still usable?
Received on Sun Jul 25 14:20:54 2004

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