Re: How to reserve guest physical region for ACPI

2016-01-07 Thread Igor Mammedov
On Mon, 4 Jan 2016 21:17:31 +0100 Laszlo Ersek wrote: > Michael CC'd me on the grandparent of the email below. I'll try to add > my thoughts in a single go, with regard to OVMF. > > On 12/30/15 20:52, Michael S. Tsirkin wrote: > > On Wed, Dec 30, 2015 at 04:55:54PM +0100,

Re: How to reserve guest physical region for ACPI

2016-01-06 Thread Igor Mammedov
On Tue, 5 Jan 2016 18:22:33 +0100 Laszlo Ersek wrote: > On 01/05/16 18:08, Igor Mammedov wrote: > > On Mon, 4 Jan 2016 21:17:31 +0100 > > Laszlo Ersek wrote: > > > >> Michael CC'd me on the grandparent of the email below. I'll try to add > >> my thoughts

Re: How to reserve guest physical region for ACPI

2016-01-06 Thread Laszlo Ersek
On 01/06/16 14:39, Igor Mammedov wrote: > On Tue, 5 Jan 2016 18:22:33 +0100 > Laszlo Ersek wrote: > >> On 01/05/16 18:08, Igor Mammedov wrote: >>> On Mon, 4 Jan 2016 21:17:31 +0100 >>> Laszlo Ersek wrote: >>> Michael CC'd me on the grandparent of

Re: How to reserve guest physical region for ACPI

2016-01-05 Thread Igor Mammedov
On Wed, 30 Dec 2015 21:52:32 +0200 "Michael S. Tsirkin" wrote: > On Wed, Dec 30, 2015 at 04:55:54PM +0100, Igor Mammedov wrote: > > On Mon, 28 Dec 2015 14:50:15 +0200 > > "Michael S. Tsirkin" wrote: > > > > > On Mon, Dec 28, 2015 at 10:39:04AM +0800, Xiao

Re: How to reserve guest physical region for ACPI

2016-01-05 Thread Igor Mammedov
On Mon, 4 Jan 2016 21:17:31 +0100 Laszlo Ersek wrote: > Michael CC'd me on the grandparent of the email below. I'll try to add > my thoughts in a single go, with regard to OVMF. > > On 12/30/15 20:52, Michael S. Tsirkin wrote: > > On Wed, Dec 30, 2015 at 04:55:54PM +0100,

Re: How to reserve guest physical region for ACPI

2016-01-05 Thread Xiao Guangrong
On 01/06/2016 12:43 AM, Michael S. Tsirkin wrote: Yes - if address is static, you need to put it outside the table. Can come right before or right after this. Also if OperationRegion() is used, then one has to patch DefOpRegion directly as RegionOffset must be Integer, using variable names

Re: How to reserve guest physical region for ACPI

2016-01-05 Thread Laszlo Ersek
On 01/05/16 18:08, Igor Mammedov wrote: > On Mon, 4 Jan 2016 21:17:31 +0100 > Laszlo Ersek wrote: > >> Michael CC'd me on the grandparent of the email below. I'll try to add >> my thoughts in a single go, with regard to OVMF. >> >> On 12/30/15 20:52, Michael S. Tsirkin wrote:

Re: How to reserve guest physical region for ACPI

2016-01-05 Thread Michael S. Tsirkin
On Tue, Jan 05, 2016 at 05:30:25PM +0100, Igor Mammedov wrote: > > > bios-linker-loader is a great interface for initializing some > > > guest owned data and linking it together but I think it adds > > > unnecessary complexity and is misused if it's used to handle > > > device owned data/on device

Re: How to reserve guest physical region for ACPI

2016-01-05 Thread Laszlo Ersek
On 01/05/16 17:43, Michael S. Tsirkin wrote: > On Tue, Jan 05, 2016 at 05:30:25PM +0100, Igor Mammedov wrote: bios-linker-loader is a great interface for initializing some guest owned data and linking it together but I think it adds unnecessary complexity and is misused if it's used

Re: How to reserve guest physical region for ACPI

2016-01-04 Thread Laszlo Ersek
Michael CC'd me on the grandparent of the email below. I'll try to add my thoughts in a single go, with regard to OVMF. On 12/30/15 20:52, Michael S. Tsirkin wrote: > On Wed, Dec 30, 2015 at 04:55:54PM +0100, Igor Mammedov wrote: >> On Mon, 28 Dec 2015 14:50:15 +0200 >> "Michael S. Tsirkin"

Re: How to reserve guest physical region for ACPI

2015-12-30 Thread Michael S. Tsirkin
On Wed, Dec 30, 2015 at 04:55:54PM +0100, Igor Mammedov wrote: > On Mon, 28 Dec 2015 14:50:15 +0200 > "Michael S. Tsirkin" wrote: > > > On Mon, Dec 28, 2015 at 10:39:04AM +0800, Xiao Guangrong wrote: > > > > > > Hi Michael, Paolo, > > > > > > Now it is the time to return to

Re: How to reserve guest physical region for ACPI

2015-12-30 Thread Igor Mammedov
On Mon, 28 Dec 2015 14:50:15 +0200 "Michael S. Tsirkin" wrote: > On Mon, Dec 28, 2015 at 10:39:04AM +0800, Xiao Guangrong wrote: > > > > Hi Michael, Paolo, > > > > Now it is the time to return to the challenge that how to reserve guest > > physical region internally used by

Re: How to reserve guest physical region for ACPI

2015-12-28 Thread Michael S. Tsirkin
On Mon, Dec 28, 2015 at 10:39:04AM +0800, Xiao Guangrong wrote: > > Hi Michael, Paolo, > > Now it is the time to return to the challenge that how to reserve guest > physical region internally used by ACPI. > > Igor suggested that: > | An alternative place to allocate reserve from could be high