Messages in this thread | | | Subject | Re: [linux-usb-devel] [PATCH] Ohci-hcd: fix endless loop | From | Benjamin Herrenschmidt <> | Date | Sat, 27 Nov 2004 09:07:49 +1100 |
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> If you got the "IRQ INTR_SF lossage" diagnostic, there's clearly > some problem with IRQ handling after the resume ... is the iBook > firmware (or hardware) doing wierd stuff so that the normal PCI > IRQ calls stopped working?
The iBook hardware isn't doing anything special, the controller is just coming back out of the blue. If it's the NEC one, it's just a normal NEC EHCI+OHCI coming out of D3cold, if it's the KeyLargo Apple one, it comes from some special state which is similar to D2.
Ben.
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