Re: [Xen-devel] [RFC][PATCH 2/2] xen:i386:pc_piix: create isa bridge specific to IGD passthrough

2014-11-16 Thread Michael S. Tsirkin
On Mon, Nov 17, 2014 at 10:47:56AM +0800, Chen, Tiejun wrote: > On 2014/11/5 22:09, Michael S. Tsirkin wrote: > >On Wed, Nov 05, 2014 at 03:22:59PM +0800, Tiejun Chen wrote: > >>Currently IGD drivers always need to access PCH by 1f.0, and > >>PCH vendor/device id is used to identify the card. > >>

Re: [Xen-devel] [RFC][PATCH 2/2] xen:i386:pc_piix: create isa bridge specific to IGD passthrough

2014-11-16 Thread Chen, Tiejun
On 2014/11/5 22:09, Michael S. Tsirkin wrote: On Wed, Nov 05, 2014 at 03:22:59PM +0800, Tiejun Chen wrote: Currently IGD drivers always need to access PCH by 1f.0, and PCH vendor/device id is used to identify the card. Signed-off-by: Tiejun Chen --- hw/i386/pc_piix.c | 28 +++