Messages in this thread | | | Subject | Re: [<02282da7>] (usb_hcd_irq+0x0/0x4b) Disabling IRQ #5 - USB Devices do not work | From | Florian Krammel <> | Date | Sun, 12 Dec 2004 14:38:26 +0100 |
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Am Mittwoch, den 08.12.2004, 11:03 +0000 schrieb Alan Cox: > 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
today I've tested this and there is no difference...
maybe it is the unsopported ATI chip?
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