Am 08.12.2010 09:18, Gerd Hoffmann wrote: > Hi, > >> - command line must look like this: >> ... >> -drive if=none,id=usbstick,file=/path/to/image \ >> -device usb-storage,bus=ehci.0,drive=usbstick >> ie. register driver device referencing it, and there was a typo id->if > > I'll fix. > >> - long-term, "-usb" should become a shorthand for "-device >> usb-uhci,id=uhci -device usb-ehci,id=ehci" (at least for x86) > > Hmm, I'd tend to leave '-M pc' as-is and enable ehci by default in the > upcoming q35 emulation, especially in case both make it into 0.15.
I'm was concerned about the semantic of -usb. If ehci&uhci is going to be on by default in the future, we should obsolete and finally drop this switch. > >> Unfortunately, msd is not yet magically healed: >> >> non queue head request in async schedule >> processing error - resetting ehci HC > > Yea, I've seen a flaw in async handling. Just need to dig some more > into the code to fix it properly, also the packet workflow (including > async handling) is one of the spots where the qemu usb subsystem needs > some work ... > >> PS: Your tree lacks conversion of usb-musb.c. > > Huh? 'git diff kiszka/master kiszka/ehci hw/usb-musb.c' is empty. The breakage comes from one of your patches. Just try to build an ARM target. Jan
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