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we do not, a shared interrupt which arrives while we are initialising
the host controller may cause a NULL pointer dereference.
tested joris, ok! dlg
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i hate typedefs
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pcisubmatch(); kettenis@ testing; brad@ ok
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controllers. remove the insane amount of support code needed just for the
printing of the companion controllers while here.
zap it deraadt@ sure pascoe@
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completion before they have performed writeback from the overlay qTD.
This condition would exhibit itself as a umass stall that never recovers.
ok dlg@
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log message:
Attempt to follow the correct procedure for synchronising with the
system BIOS to disable legacy device emulation as per the "EHCI
Extended Capability: Pre-OS to OS Handoff Synchronisation" section
of the EHCI spec. BIOSes that implement legacy emulation using SMIs
are supposed to disable the emulation when this procedure is performed.
tested on various archs by jsg@ and me
ok pascoe@, looks sane jsg@
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