Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-06-03 Thread Jordan Justen
On Mon, Jun 3, 2013 at 4:12 PM, Anthony Liguori wrote: > Jordan Justen writes: >> I mentioned in the other thread that perhaps QEMU could also consider >> making the ACPI code available under some 'appropriate' license, which >> would allow firmware writers to leverage the code directly if desire

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-06-03 Thread Anthony Liguori
Jordan Justen writes: > On Tue, May 14, 2013 at 6:34 AM, Anthony Liguori > wrote: >> "Michael S. Tsirkin" writes: >> >>> On Mon, May 13, 2013 at 03:38:51PM -0500, Anthony Liguori wrote: I don't think it's a good idea to move BIOS functionality in QEMU. >>> >>> Just to clarify: generating

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-06-03 Thread Jordan Justen
On Tue, May 14, 2013 at 6:34 AM, Anthony Liguori wrote: > "Michael S. Tsirkin" writes: > >> On Mon, May 13, 2013 at 03:38:51PM -0500, Anthony Liguori wrote: >>> I don't think it's a good idea to move BIOS functionality in QEMU. >> >> Just to clarify: generating ACPI tables is not BIOS >> function

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread David Woodhouse
On Tue, 2013-05-14 at 10:38 +0100, Peter Maydell wrote: > > It depends. For ARM we insist that the user provides the > device tree that corresponds to the kernel they're going to > run, and then we just tweak it a bit. Um... device trees describe hardware, and should not be at all kernel-specific

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread Peter Maydell
On 14 May 2013 15:29, David Woodhouse wrote: > On Tue, 2013-05-14 at 10:38 +0100, Peter Maydell wrote: >> It depends. For ARM we insist that the user provides the >> device tree that corresponds to the kernel they're going to >> run, and then we just tweak it a bit. > > Um... device trees describe

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread Anthony Liguori
Gerd Hoffmann writes: > Hi, > and is also a good reason why exposing this information via a common interface (fw_cfg) would be a good idea. >>> >>> Huh? As far I know we generate device trees in qemu instead of >>> expecting pseries firmware compile them from fw_cfg information.

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread Gerd Hoffmann
Hi, >>> and is also a good >>> reason why exposing this information via a common interface (fw_cfg) >>> would be a good idea. >> >> Huh? As far I know we generate device trees in qemu instead of >> expecting pseries firmware compile them from fw_cfg information. > > It depends on what firmware

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread Anthony Liguori
Gerd Hoffmann writes: > Hi, > >>> Several future developments that this will enable: >>> - make it easier to use alternative firmware: >>> any firmware can just load the ACPI tables from QEMU. >>> case in point OVMF. >> >> UEFI obviously can create ACPI tables already so I don't think this

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread Peter Maydell
On 14 May 2013 10:29, Gerd Hoffmann wrote: > Anthony wrote: >> and is also a good >> reason why exposing this information via a common interface (fw_cfg) >> would be a good idea. > > Huh? As far I know we generate device trees in qemu It depends. For ARM we insist that the user provides the devi

Re: [SeaBIOS] [Qemu-devel] [PATCH RFC 00/13] qemu: generate acpi tables for the guest

2013-05-14 Thread Gerd Hoffmann
Hi, >> Several future developments that this will enable: >> - make it easier to use alternative firmware: >> any firmware can just load the ACPI tables from QEMU. >> case in point OVMF. > > UEFI obviously can create ACPI tables already so I don't think this is a > valid advantage. Yea, bu