Messages in this thread | | | Subject | Re: [<02282da7>] (usb_hcd_irq+0x0/0x4b) Disabling IRQ #5 - USB Devices do not work | From | Alan Cox <> | Date | Wed, 08 Dec 2004 11:03:51 +0000 |
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On Maw, 2004-12-07 at 20:52, Florian Krammel wrote: > > > Ditto, and this is quite possibly the root cause. That suggests the BIOS > > > handover code for EHCI is insufficient for some cases (and it appears to > > > be looking at the code quickly - it should register IRQ 5 before doing a > > > handover which it does but it probably needs to just ack and mask IRQ 5 > > > during the handover. It could be another device breaking IRQ5 however) > > > > > > > > > What occurs if you build a kernel with EHCI disabled, ditto what occurs > > > if you boot with init=/bin/sh and then load ohci before ehci ? > > I don't tested this because "irqpoll" solve my problem. Are you > interested in the result? I can try it.
I would be very interested to know if this makes a difference yes
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