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From: | Zachary Amsden |
Subject: | Re: [Qemu-devel] [PATCH] Register usb-uhci reset function. |
Date: | Tue, 16 Jun 2009 12:57:51 -1000 |
User-agent: | Thunderbird 2.0.0.19 (X11/20090317) |
Paul Brook wrote: >>> However having the device explicit set its IRQ line during a full system >>> reset is a different matter. This is probably harmless most of the time, >>> and may paper over other bugs (e.g. the PCI bus not being reset >>> properly). However I do not believe it is the correct justification for >>> these changes. >> The IRQ state inside piix3 code is QEMU implementation detail. There is >> now such thing on real HW. > > Yes there is. It's a long strip of copper wire with a pullup resistor on the > end. This is all nice, but what are we going to do about fixing the bug? Zach
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