On 12/21/10 08:16, Olivier Galibert wrote:
Hi all,
Google sees patches to hw/usb-ehci.c from time to time, in
http://www.mail-archive.com/qemu-devel@nongnu.org/msg37741.html for
instance. Where is that code hiding, since I just can't find it in
the git tree?
On 12/21/10 11:39, Olivier Galibert wrote:
On Tue, Dec 21, 2010 at 09:18:08AM -0700, David S. Ahern wrote:
On 12/21/10 08:16, Olivier Galibert wrote:
Hi all,
Google sees patches to hw/usb-ehci.c from time to time, in
http://www.mail-archive.com/qemu-devel@nongnu.org/msg37741.html
On 12/08/10 01:32, Jan Kiszka wrote:
Am 08.12.2010 09:26, Gerd Hoffmann wrote:
Hi,
It appears that the import of the ehci code to spice has completely lost
the development history and code contributions - from the original
version by Mark Burkley through the work I've done on it. Would
On 12/09/10 06:05, Gerd Hoffmann wrote:
Hi,
New features developed for the kernel are done in a separate git trees.
When a feature is ready for inclusion into the main kernel tree, a pull
request is sent. That workflow maintains a complete change history for
the feature. Take
On 12/04/10 02:05, Jan Kiszka wrote:
Am 04.12.2010 01:18, Gerd Hoffmann wrote:
Hi,
as you may know, there is an experimental git repository at
git://git.kiszka.org/qemu.git ehci
Looking into this right now as I'm busy with various usb issues anyway.
Current state:
On 11/11/10 09:57, Mulyadi Santosa wrote:
On Thu, Nov 11, 2010 at 12:50, q...@rkmorris.us wrote:
Hi,
Is there a way to log / copy the console output (like the Linux boot info,
if booting QEMU to Linux) to a file?
I think you could consider booting Linux in serial console...then
start
Thoughts?
Thanks again!
On Thu, Nov 11, 2010 11:22 AM, David S. Ahern daah...@cisco.com wrote:
On 11/11/10 09:57, Mulyadi Santosa wrote:
On Thu, Nov 11, 2010 at 12:50, q...@rkmorris.us
mailto:q...@rkmorris.us wrote:
Hi,
Is there a way to log
On 11/11/10 14:17, Stefan Weil wrote:
Am 11.11.2010 21:37, schrieb Russell Morris:
Hi,
Thanks for the pointer! I tried this, but I get an error message, as
follows ...
*chardev: opening backent stdio failed*
*qemu: could not open serial device 'stdio': Inappropriate ioctl for
device.*
On 08/03/10 12:43, Avi Kivity wrote:
libguestfs does not depend on an x86 architectural feature.
qemu-system-x86_64 emulates a PC, and PCs don't have -kernel. We should
discourage people from depending on this interface for production use.
That is a feature of qemu - and an important one
On 08/04/10 11:34, Avi Kivity wrote:
And it's awesome for fast prototyping. Of course, once that fast
becomes dog slow, it's not useful anymore.
For the Nth time, it's only slow with 100MB initrds.
100MB is really not that large for an initrd.
Consider the deployment of stateless nodes -
ping. This patch request was first submitted to the list 3 weeks ago. If
there are no objections, please apply.
On 07/26/10 07:50, David Ahern wrote:
Create USB buses and devices based on USB version. This addresses
addresses a number of FIXME's by assigning USB devices to a specific bus.
t
How do I get X86_FEATURE_ARCH_PERFMON enabled for a guest?
I've tried -cpu host,+perfmon and -cpu host,+arch_perfmon, but both
get rejected with an error: CPU feature perfmon not found
Host processor:
model name : Intel(R) Xeon(R) CPU E5540 @ 2.53GHz
stepping: 5
...
On 07/20/10 10:02, Jes Sorensen wrote:
On 07/20/10 17:40, Anthony Liguori wrote:
On 07/20/2010 10:17 AM, jes.soren...@redhat.com wrote:
From: Jes Sorensenjes.soren...@redhat.com
O_DIRECT (cache=none) requires sector alignment, however the physical
sector size of CDROM/DVD drives is 2048,
On 07/20/10 10:09, jes.soren...@redhat.com wrote:
From: Jes Sorensen jes.soren...@redhat.com
O_DIRECT (cache=none) requires sector alignment, however the physical
sector size of CDROM/DVD drives is 2048, as opposed to most disk
devices which use 512. QEMU is hard coding 512 all over the
On 07/20/10 08:45, Chris Wright wrote:
0.13
- rc RSN (hopefully this week, top priority for anthony)
Can Cam's inter-vm shared memory device get committed for 0.13? It's
been stagnant on the list for a while now waiting for inclusion (or NAK
comments).
David
On 07/14/10 11:56, David Ahern wrote:
Create USB buses and devices based on USB version.
Signed-off-by: David Ahern daah...@cisco.com
ping.
Relative to current code this addresses a number of FIXME's by assigning
USB devices to a specific bus. It is also groundwork for adding ehci.
David
On 07/10/10 00:02, Jan Kiszka wrote:
They improve disk pass-through for me as well. I'm now also able to boot
from some external USB disk. However, applying more heavy load, the disk
stops working at some point and even disconnects after a while.
I saw that as well. On the TO-DO list.
The
On 07/08/10 01:49, Jan Kiszka wrote:
David Ahern wrote:
Per the EHCI specification a USB 2.0 host controller is comprised of one
high-speed controller and 0 to N USB 1.1 companion host controllers (UHCI or
OHCI) for low- and full-speed devices. Port routing and control logic
determines
On 07/08/10 08:42, Jan Kiszka wrote:
David S. Ahern wrote:
On 07/08/10 01:49, Jan Kiszka wrote:
David Ahern wrote:
Per the EHCI specification a USB 2.0 host controller is comprised of one
high-speed controller and 0 to N USB 1.1 companion host controllers (UHCI
or OHCI) for low
On 07/08/10 15:08, Cam Macdonell wrote:
Resent (again): Some lines were over 80 characters and debugging is now off.
Support an inter-vm shared memory device that maps a shared-memory object as a
PCI device in the guest. This patch also supports interrupts between guest by
communicating
On 06/23/10 22:45, TJ wrote:
-- Forwarded message --
From: Timothy Jones one.timothy.jo...@gmail.com
Date: Wed, Jun 23, 2010 at 9:07 PM
Subject: Guest OS hangs on usb_add
To: qemu-devel@nongnu.org
With some digging around I found out that the qemu hangs in
On 06/08/10 09:34, Natalia Portillo wrote:
Hi,
This currently adds an emulated USB webcam compliant with USB Video Class
Specification 1.0a.
It only works on Linux guests and feeds the emulated device using a
Video4Linux 2 host device, as long as it supports 320x240 MJPEG format.
On 06/10/10 12:26, Natalia Portillo wrote:
Hi David,
Attempting to try out your patches, but it's failing with the following:
usb-uvc: Init called
usb-uvc: Trying to open /dev/video0
.usb-uvc: Device opened correctly.
usb-uvc: Querying capabilities.
usb-uvc: Device driver: uvcvideo
On 06/07/10 09:26, Avi Kivity wrote:
The original motivation for moving the PIC and IOAPIC into the kernel
was performance, especially for assigned devices. Both devices are high
interaction since they deal with interrupts; practically after every
interrupt there is either a PIC ioport
On 06/07/10 12:46, Avi Kivity wrote:
On 06/07/2010 07:31 PM, David S. Ahern wrote:
On 06/07/10 09:26, Avi Kivity wrote:
The original motivation for moving the PIC and IOAPIC into the kernel
was performance, especially for assigned devices. Both devices are high
interaction since
On 06/03/10 09:41, Nico Prenzel wrote:
Hello Anthony,
which qemu-kvm version do you expect to work with serial usb devices?
After you've changed this ticket status and I've checked it again with
qemu-kvm version 0.12.4. The reported error message is gone away and the
device is present
On 05/26/2010 06:48 AM, Gerd Hoffmann wrote:
Hi,
USB devices can support both 1.1 and 2.0, right? Who decides which
protocol is used then? I think the OS can speak 1.1 to the device even
in case a ehci controller is present (but unused by the OS), right?
AFAIK the OS must tell the
On 05/26/2010 07:23 AM, Kevin Wolf wrote:
Am 26.05.2010 15:06, schrieb David S. Ahern:
On 05/26/2010 06:48 AM, Gerd Hoffmann wrote:
Hi,
USB devices can support both 1.1 and 2.0, right? Who decides which
protocol is used then? I think the OS can speak 1.1 to the device even
in case
USB 2.0 leverages companion UHCI or OHCI host controllers for full and
low speed devices. I do not see an appropriate means for doing that bus
transition and could use some suggestions.
I've read through the code for the legacy path in handling USB devices
(-usbdevice CLI arg and usb_add monitor
On 05/21/2010 1:33 AM, Markus Armbruster wrote:
Note: usbdevice_init() is not for general initialization, just for
dealing with the legacy -usbdevice command line.
Perhaps the comment before usbdevice_create is misleading or has some
conversion not completed? Right now even devices entered
On 05/21/2010 10:10 AM, Adnan Khaleel wrote:
So do you have any idea whats causing the problem? Is there any other
way I can mount a dvd in Qemu?
Adnan
have you tried ejecting the cd in the guest before changing the file in
the monitor?
David
On 05/20/2010 02:29 PM, Adnan Khaleel wrote:
I cannot change DVD roms during execution using the monitor. I can only
mount a cdrom/dvdrom if I specify the iso file in the command line
x86_64-softmmu/qemu-system-x86_64 -hda ../../OSImages/sles11.qcow2
-cdrom ../../ISOz/mydvd.iso -m 2048
In
On 05/20/2010 03:48 PM, Adnan Khaleel wrote:
Thanks for your response.
Does it work if the guest uses ide based CD's:
rmmod ide-scsi
modprobe ide-cd
There isn't an ide-scsi but there is a scsi_mod and when I try to remove
that it gives
ERROR: Module scsi_mod is in use by
On 05/19/2010 12:10 PM, Shahar Havivi wrote:
When closig Vm or removing usb on guest via usb_del monitor command,
qemu does not return the control to the host, the user have to
unplug and plug the device in order to use it on the host.
v2:
added empty methods to usb-bsd and usb-stub.
On 05/09/2010 08:32 PM, Vincent Palatin wrote:
Dear developers,
While using the EHCI patchset, I have found 2 minor issues.
So, I send in this email thread 2 fix proposals.
Changes look good to me.
Are you looking at any particular device or EHCI in general?
David
Those patches
Hi Jan:
The attached addresses the spinning with the usb net device. Now I can
enable the device and ethtool shows a link:
# ifconfig usb0 up
# ethtool usb0
Settings for usb0:
Current message level: 0x0007 (7)
Link detected: yes
Though dhclient still can't get an address.
On 04/13/2010 05:35 PM, Jan Kiszka wrote:
David S. Ahern wrote:
After a month of code refactoring and clean ups, etc, I thought I would
send along an update. The attached patch is relative to your ehci
branch; I also attached the full usb-ehci.c file for easier reading.
Thanks for your
On 04/13/2010 07:20 PM, Alexander Graf wrote:
It still needs a lot of love, but definitely an improvement from the
last version. The biggest difference for the performance boost and
stability is discovering that the usbfs in linux limits transactions to
16k versus the EHCI spec which allows
On 03/10/2010 02:45 AM, Arnaud Patard (Rtp) wrote:
The usb-msd device emulation needs some small tweaks in the requests
emulations. For instance, the reset/maxlun requests are class/interface
specific so requests for them with the type class and recipient interface
bits sets have to be
On 03/03/2010 04:47 PM, Jan Kiszka wrote:
Thanks for your work, David and Niels! I assume that David based this on
Niels' patch, so there is nothing to be merged? David's version built
for me, so I pushed
git://git.kiszka.org/qemu.git ehci
So far it's supposed to be a reference
On 02/27/2010 01:41 AM, Shahar Havivi wrote:
On Fri, Feb 26, 2010 at 03:19:19PM -0700, David S. Ahern wrote:
Date: Fri, 26 Feb 2010 15:19:19 -0700
From: David S. Ahern daah...@cisco.com
To: Shahar Havivi shah...@redhat.com
CC: qemu-devel@nongnu.org, Dor Laor dl...@redhat.com
Subject: Re
On 02/26/2010 01:04 PM, Shahar Havivi wrote:
Fix codding style
---
qemu-char.c |9 +
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/qemu-char.c b/qemu-char.c
index 4169492..4533887 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -1002,6 +1002,7 @@ static
David Ahern
On 02/22/2010 12:32 AM, Taimoor Mirza wrote:
Hi all,
I've few questions about QEMU:
1) I read in QEMU's official documentation that in case of using host
system devices USB devices requiring real time streaming (i.e. USB
Video Cameras) are not supported yet. Also there
On 02/20/2010 10:03 AM, Anthony Liguori wrote:
On 02/20/2010 09:18 AM, David S. Ahern wrote:
On 02/20/2010 01:30 AM, Shahar Havivi wrote:
when exiting qemu that run with -monitor /dev/tty, the launching
terminal get weird behaviour because no restore terminals action has
taken.
added
On 02/20/2010 12:42 PM, Shahar Havivi wrote:
On Sat, Feb 20, 2010 at 11:03:41AM -0600, Anthony Liguori wrote:
Date: Sat, 20 Feb 2010 11:03:41 -0600
From: Anthony Liguori anth...@codemonkey.ws
To: David S. Ahern daah...@cisco.com
Cc: Dor Laor dl...@redhat.com, Shahar Havivi shah
On 02/20/2010 01:30 AM, Shahar Havivi wrote:
when exiting qemu that run with -monitor /dev/tty, the launching
terminal get weird behaviour because no restore terminals action has
taken.
added chr_close and register atexit() code for tty devices (like stdio
does)
Signed-off-by: Shahar
I have not seen response to this. If there are no objections please apply.
Thanks,
David Ahern
On 02/03/2010 09:00 AM, David S. Ahern wrote:
This fixes a segfault due to buffer overrun in the usb-serial device.
The memcpy was incrementing the start location by recv_used yet, the
computation
I have not seen response to this. If there are no objections please apply.
Thanks,
David Ahern
On 02/03/2010 09:18 AM, David S. Ahern wrote:
Add a tty close callback. Right now if a guest device that is connected
to a tty-based chardev in the host is removed, the tty is not closed
I have not seen a response to this. If there are no objections please apply.
Thanks,
David Ahern
On 02/03/2010 08:49 AM, David S. Ahern wrote:
I have streaming audio devices working within qemu-kvm. This is a port
of the changes to qemu.
Streaming audio generates a series of isochronous
I have streaming audio devices working within qemu-kvm. This is a port
of the changes to qemu.
Streaming audio generates a series of isochronous requests that are
repetitive and time sensitive. The URBs need to be submitted in
consecutive USB frames and responses need to be handled in a timely
This fixes a segfault due to buffer overrun in the usb-serial device.
The memcpy was incrementing the start location by recv_used yet, the
computation of first_size (how much to write at the end of the buffer
before wrapping to the front) was not accounting for it. This causes the
next element
Add a tty close callback. Right now if a guest device that is connected
to a tty-based chardev in the host is removed, the tty is not closed.
With this patch it is closed.
Example use case is connecting an emulated USB serial cable in the guest
to tty0 of the host using the monitor command:
On 02/02/2010 06:42 AM, Michael Buesch wrote:
Hi,
I've got a buggy device that needs a special workaround to be usable under
host-usb access. The device really doesn't like being reset via
USBDEVFS_RESET. It
immediatenly locks up the device firmware or whatever. It won't respond
On 01/03/2010 11:19 AM, David S. Ahern wrote:
After weeks of fruitless effort I could use some help getting a USB
audio device to work. I have instrumented the hell out of the guest
driver and uhci code, qemu's linux and uhci code, and the host side usb
code. Near as I can tell data from
After weeks of fruitless effort I could use some help getting a USB
audio device to work. I have instrumented the hell out of the guest
driver and uhci code, qemu's linux and uhci code, and the host side usb
code. Near as I can tell data from the device makes its way into qemu
(async_complete
On 12/21/2009 05:05 AM, Avi Kivity wrote:
On 12/21/2009 01:45 PM, Alexander Graf wrote:
Well, we have two groups:
1) Casual user w/o management app
2) Enterprise user w/ management app
So I clearly belong to the first group.
3) Developer/power user who knows what he's about.
On 12/21/2009 06:51 AM, Michael S. Tsirkin wrote:
On Mon, Dec 21, 2009 at 06:45:22AM -0700, David S. Ahern wrote:
On 12/21/2009 05:05 AM, Avi Kivity wrote:
On 12/21/2009 01:45 PM, Alexander Graf wrote:
Well, we have two groups:
1) Casual user w/o management app
2) Enterprise user w
it. Hopefully by the end of the week I can get make to
reproducing the abort and capturing a core.
David Ahern
On 12/14/2009 09:04 AM, Luiz Capitulino wrote:
On Sat, 12 Dec 2009 11:09:38 -0700
David S. Ahern daah...@cisco.com wrote:
Thanks for the responses. I had forgotten that SIGABRT==abort() which
, Stefan Weil wrote:
David S. Ahern schrieb:
I realize this is a rather generic question, but what are typical
reasons Qemu would be killed by a SIGABRT? I am seeing this on a
somewhat regular (though not repeatable on demand) basis. I do not have
a core file, though I hope to capture one if I can
I realize this is a rather generic question, but what are typical
reasons Qemu would be killed by a SIGABRT? I am seeing this on a
somewhat regular (though not repeatable on demand) basis. I do not have
a core file, though I hope to capture one if I can get it repeat again.
Thanks,
--
David
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