Re: [Xen-devel] [Qemu-devel] [PATCH v4] igd-passthrough-i440FX: convert to realize()

["Hao, Xudong" <xudong.hao@xxxxxxxxx>]

> -----Original Message-----
> From: qemu-devel-bounces+xudong.hao=intel.com@xxxxxxxxxx [mailto:qemu-
> devel-bounces+xudong.hao=intel.com@xxxxxxxxxx] On Behalf Of Gerd
> Hoffmann
> Sent: Tuesday, January 12, 2016 6:25 PM
> To: Hao, Xudong <xudong.hao@xxxxxxxxx>
> Cc: Lars Kurth <lars.kurth@xxxxxxxxxx>; xen-devel@xxxxxxxxxxxxxxxxxxx; Stefano
> Stabellini <stefano.stabellini@xxxxxxxxxxxxx>; Lars Kurth
> <lars.kurth.xen@xxxxxxxxx>; Michael S. Tsirkin <mst@xxxxxxxxxx>; qemu-
> devel@xxxxxxxxxx; Cao jin <caoj.fnst@xxxxxxxxxxxxxx>; Stefano Stabellini
> <Stefano.Stabellini@xxxxxxxxxx>
> Subject: Re: [Qemu-devel] [Xen-devel] [PATCH v4] igd-passthrough-i440FX:
> convert to realize()
> 
> On Di, 2016-01-12 at 09:50 +0000, Hao, Xudong wrote:
> > With latest qemu 7b8a354d4716, RHEL7.2 (with default kernel) VM still can't
> boot up with IGD.
> 
> There is another bug, using pci_default_write_config() doesn't fly as this 
> checks
> writes against wmask and the registers in question are not whitelisted ...
> 
> I've just rebased my igd patch series which (among other stuff) fixes that 
> bug:
>   https://www.kraxel.org/cgit/qemu/log/?h=work/igd
>   git://git.kraxel.org/qemu work/igd
> 
> Can you give it a spin?

The issue persist on this branch of tree (commit 1a0d06ce6), the VM kernel log 
attached in another mail while answered the following question.

> 
> Also: what does "can't boot up" mean exactly?  Guest doesn't boot at all?  
> Guest
> boots, but igd/console/Xorg doesn't work?  In case of the
> latter:  Any chance to login via network and get a kernel log?
> 
> thanks,
>   Gerd
> 

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