Re: [Xen-devel] [PATCH] iommu-remote: Fix lost serial TX interrupts. Report receive overruns.

["Justin T. Gibbs" <gibbs@xxxxxxxxxxx>]

On 3/3/2010 11:52 AM, Trolle Selander wrote:
> On Thu, Jan 28, 2010 at 6:26 PM, Justin T. Gibbs <gibbs@xxxxxxxxxxx> wrote:
>> This patch corrects emulation errors in QEMU's 16550 uart emulation,
>> which cause compatibility issues with FreeBSD's uart(9) driver.

...

> I'm assuming the overrun bugs were only triggered when the uart was
> put in loopback mode?

Yes.  The FreeBSD driver puts the uart into loopback mode to probe the
size of the device's FIFO.

--
Justin

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel