From: Gerd Hoffmann <gerd@kraxel.org>
To: Programmingkid <programmingkidx@gmail.com>
Cc: Howard Spoelstra <hsp.cat7@gmail.com>,
QEMU devel list <qemu-devel@nongnu.org>
Subject: Re: Mac OS real USB device support issue
Date: Thu, 8 Apr 2021 13:05:23 +0200 [thread overview]
Message-ID: <20210408110523.eh3i7djynv54cqi2@sirius.home.kraxel.org> (raw)
In-Reply-To: <0429B873-DD42-4769-BCDF-25A7720D9C44@gmail.com>
Hi,
> > Those might be a good place to start. IOKit provides the drivers and
> > also the io registry which is probably where you can get if a driver
> > is bound to a device and which one is it. How to dissociate the
> > driver from the device though I don't know.
> https://developer.apple.com/library/archive/documentation/DeviceDrivers/Conceptual/IOKitFundamentals/DeviceRemoval/DeviceRemoval.html
> According to this article a driver has a stop() and detach() method
> that is called by the IOKit to remove a device. I'm thinking QEMU can
> be the one that calls these methods for a certain device.
libusb should do that. Interfaces exist already (see
libusb_detach_kernel_driver & friends) because we have the very same
problem on linux.
take care,
Gerd
next prev parent reply other threads:[~2021-04-08 11:06 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-06 13:44 Mac OS real USB device support issue Programmingkid
2021-04-06 14:01 ` Howard Spoelstra
2021-04-06 14:20 ` BALATON Zoltan
2021-04-06 14:33 ` Programmingkid
2021-04-06 14:31 ` Programmingkid
2021-04-06 16:53 ` BALATON Zoltan
2021-04-06 19:28 ` Programmingkid
2021-04-06 23:18 ` BALATON Zoltan
2021-04-07 1:52 ` Programmingkid
2021-04-07 5:26 ` Howard Spoelstra
2021-04-07 5:28 ` Howard Spoelstra
2021-04-07 10:27 ` BALATON Zoltan
2021-04-09 19:37 ` Programmingkid
2021-04-10 7:28 ` Howard Spoelstra
2021-04-10 11:29 ` BALATON Zoltan
2021-05-16 0:33 ` Programmingkid
2021-04-08 11:05 ` Gerd Hoffmann [this message]
2021-04-08 16:40 ` Howard Spoelstra
2021-04-08 19:50 ` Programmingkid
2021-04-08 19:43 ` Programmingkid
2021-04-09 8:08 ` Gerd Hoffmann
2021-04-14 14:03 ` Programmingkid
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