From: Wen Congyang <wency@cn.fujitsu.com>
To: Avi Kivity <avi@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Isaku Yamahata <yamahata@valinux.co.jp>,
qemu-devel@nongnu.org, "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] [PATCH] pci: add standard bridge device
Date: Tue, 06 Sep 2011 11:06:23 +0800 [thread overview]
Message-ID: <4E658E2F.6050302@cn.fujitsu.com> (raw)
In-Reply-To: <4E6335E4.6040705@redhat.com>
At 09/04/2011 04:25 PM, Avi Kivity Write:
> On 09/02/2011 05:56 AM, Wen Congyang wrote:
>> >
>> > You could use something like kvm-unit-tests.git to write a simple test
>> > that sets up a BAR (say from hw/ivshmem.c), writes and reads to see
>> that
>> > it is visible, programs the bridge to filter part of the BAR out, then
>> > writes and reads again to verify that the correct part is filtered
>> out.
>>
>> I am testing ivshmem now. But I do not know how to access the memory
>> specified in the BAR.
>>
>>
>
> Use the uio driver -
> http://docs.blackfin.uclinux.org/kernel/generated/uio-howto/. You just
> mmap() the BAR from userspace and play with it.
When I try to bind ivshmem to uio_pci_generic, I get the following messages:
uio_pci_generic 0000:01:01.0: No IRQ assigned to device: no support for interrupts?
Thanks
Wen Congyang
next prev parent reply other threads:[~2011-09-06 3:07 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-07-04 9:43 [Qemu-devel] [PATCH] pci: add standard bridge device Michael S. Tsirkin
2011-07-05 13:29 ` Isaku Yamahata
2011-07-05 13:43 ` Michael S. Tsirkin
2011-08-17 8:37 ` Wen Congyang
2011-08-18 3:22 ` Wen Congyang
2011-08-18 15:15 ` Avi Kivity
2011-08-19 5:12 ` Wen Congyang
2011-08-19 15:26 ` Avi Kivity
2011-08-22 3:13 ` Wen Congyang
2011-08-22 6:23 ` Avi Kivity
2011-09-02 1:32 ` Wen Congyang
2011-09-02 2:56 ` Wen Congyang
2011-09-04 8:25 ` Avi Kivity
2011-09-06 3:06 ` Wen Congyang [this message]
2011-09-06 7:45 ` Avi Kivity
2011-09-07 4:39 ` Wen Congyang
2011-09-07 11:52 ` Michael S. Tsirkin
2011-09-08 6:15 ` Wen Congyang
2011-09-08 7:26 ` Wen Congyang
2011-09-08 9:43 ` Gerd Hoffmann
2011-09-08 9:58 ` Wen Congyang
2011-09-08 10:42 ` Michael S. Tsirkin
2011-09-08 11:03 ` Wen Congyang
2011-09-08 11:13 ` Michael S. Tsirkin
2011-09-09 6:43 ` Wen Congyang
2011-09-09 7:12 ` Michael S. Tsirkin
2011-09-09 7:24 ` Wen Congyang
2011-09-09 7:34 ` Michael S. Tsirkin
2011-09-09 7:35 ` Wen Congyang
2011-08-26 9:43 ` Michael S. Tsirkin
2011-08-28 7:50 ` Avi Kivity
2011-08-28 11:41 ` Michael S. Tsirkin
2011-08-28 13:10 ` Avi Kivity
2011-08-28 13:42 ` Michael S. Tsirkin
2011-08-28 13:53 ` Avi Kivity
2011-09-04 12:30 ` Michael S. Tsirkin
2011-09-04 12:40 ` Avi Kivity
2011-09-04 13:01 ` Michael S. Tsirkin
2011-09-04 13:05 ` Avi Kivity
2011-09-04 13:09 ` Avi Kivity
2011-09-04 13:41 ` Michael S. Tsirkin
2011-09-04 13:55 ` Avi Kivity
2011-09-04 14:21 ` Michael S. Tsirkin
2011-09-04 14:36 ` Avi Kivity
2011-09-04 14:54 ` Michael S. Tsirkin
2011-09-04 15:14 ` Avi Kivity
2011-09-04 15:24 ` Michael S. Tsirkin
2011-09-04 15:37 ` Avi Kivity
2011-09-04 15:45 ` Michael S. Tsirkin
2011-09-04 15:46 ` Avi Kivity
2011-09-04 16:19 ` Michael S. Tsirkin
2011-09-04 16:22 ` Avi Kivity
2011-09-04 17:03 ` Michael S. Tsirkin
2011-09-05 5:36 ` Avi Kivity
2011-09-04 15:26 ` Michael S. Tsirkin
2011-09-04 15:42 ` Avi Kivity
2011-09-04 15:46 ` Michael S. Tsirkin
2011-09-04 15:49 ` Avi Kivity
2011-09-04 16:20 ` Michael S. Tsirkin
2011-08-26 9:57 ` Michael S. Tsirkin
2011-09-04 17:11 ` Michael S. Tsirkin
2011-09-05 8:17 ` Markus Armbruster
2011-09-05 9:38 ` Michael S. Tsirkin
2011-09-05 9:53 ` Gerd Hoffmann
2011-09-05 11:40 ` Michael S. Tsirkin
2011-09-06 9:18 ` Markus Armbruster
[not found] ` <4E801927.8020708@cn.fujitsu.com>
[not found] ` <20110926070824.GB5860@redhat.com>
[not found] ` <4EAF4AFD.6040102@cn.fujitsu.com>
[not found] ` <20111101084439.GA11958@redhat.com>
2011-11-01 8:49 ` Wen Congyang
2011-11-01 11:48 ` Michael S. Tsirkin
2011-11-02 1:00 ` Wen Congyang
2011-11-02 2:15 ` Isaku Yamahata
2011-11-02 2:38 ` Wen Congyang
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