Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Stefano Stabellini
On Wed, 11 Feb 2015, Ard Biesheuvel wrote: > > Given that Dom0 is not booted via EFI but as zImage, how are we going to > > pass the two EFI table pointers to Linux? Via Device Tree? It doesn't > > look like a great improvement to me. > > > > The EFI system table and memory map pointers shall be

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Ard Biesheuvel
On 11 February 2015 at 14:33, Stefano Stabellini wrote: > On Wed, 11 Feb 2015, Ard Biesheuvel wrote: >> On 9 February 2015 at 19:46, Mark Rutland wrote: >> > On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: >> >> On 7 February 2015 at 03:36, Hanjun Guo wrote: >> >> > On

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Stefano Stabellini
On Wed, 11 Feb 2015, Ard Biesheuvel wrote: > On 9 February 2015 at 19:46, Mark Rutland wrote: > > On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: > >> On 7 February 2015 at 03:36, Hanjun Guo wrote: > >> > On 2015年02月06日 18:34, G Gregory wrote: > >> > [...] > >> > > >> >> > >>

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Ard Biesheuvel
On 9 February 2015 at 19:46, Mark Rutland wrote: > On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: >> On 7 February 2015 at 03:36, Hanjun Guo wrote: >> > On 2015年02月06日 18:34, G Gregory wrote: >> > [...] >> > >> >> >> >>

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Ard Biesheuvel
On 9 February 2015 at 19:46, Mark Rutland mark.rutl...@arm.com wrote: On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: On 7 February 2015 at 03:36, Hanjun Guo hanjun@linaro.org wrote: On 2015年02月06日 18:34, G Gregory wrote: [...]

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Ard Biesheuvel
On 11 February 2015 at 14:33, Stefano Stabellini stefano.stabell...@eu.citrix.com wrote: On Wed, 11 Feb 2015, Ard Biesheuvel wrote: On 9 February 2015 at 19:46, Mark Rutland mark.rutl...@arm.com wrote: On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: On 7 February 2015 at

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Stefano Stabellini
On Wed, 11 Feb 2015, Ard Biesheuvel wrote: Given that Dom0 is not booted via EFI but as zImage, how are we going to pass the two EFI table pointers to Linux? Via Device Tree? It doesn't look like a great improvement to me. The EFI system table and memory map pointers shall be passed to

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-10 Thread Stefano Stabellini
On Wed, 11 Feb 2015, Ard Biesheuvel wrote: On 9 February 2015 at 19:46, Mark Rutland mark.rutl...@arm.com wrote: On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: On 7 February 2015 at 03:36, Hanjun Guo hanjun@linaro.org wrote: On 2015年02月06日 18:34, G Gregory wrote:

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-09 Thread Mark Rutland
On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: > On 7 February 2015 at 03:36, Hanjun Guo wrote: > > On 2015年02月06日 18:34, G Gregory wrote: > > [...] > > > >> > >> > >>

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-09 Thread Mark Rutland
On Sat, Feb 07, 2015 at 05:03:44AM +, Ard Biesheuvel wrote: On 7 February 2015 at 03:36, Hanjun Guo hanjun@linaro.org wrote: On 2015年02月06日 18:34, G Gregory wrote: [...] linux,uefi-stub-kern-ver

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread Hanjun Guo
On 2015年02月07日 13:03, Ard Biesheuvel wrote: On 7 February 2015 at 03:36, Hanjun Guo wrote: On 2015年02月06日 18:34, G Gregory wrote: [...] linux,uefi-stub-kern-ver | string | Copy of linux_banner from build.

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread Ard Biesheuvel
On 7 February 2015 at 03:36, Hanjun Guo wrote: > On 2015年02月06日 18:34, G Gregory wrote: > [...] > >> >> >> linux,uefi-stub-kern-ver | string | Copy of linux_banner from >> build. >> >>

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread Hanjun Guo
On 2015年02月06日 18:34, G Gregory wrote: [...] linux,uefi-stub-kern-ver | string | Copy of linux_banner from build.

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread G Gregory
On 2 February 2015 at 16:32, Mark Rutland wrote: > On Mon, Feb 02, 2015 at 01:50:52PM +, Graeme Gregory wrote: >> On Mon, Feb 02, 2015 at 01:40:33PM +, Leif Lindholm wrote: >> > On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: >> > > When system supporting both DT and ACPI but

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread Hanjun Guo
On 2015年02月07日 13:03, Ard Biesheuvel wrote: On 7 February 2015 at 03:36, Hanjun Guo hanjun@linaro.org wrote: On 2015年02月06日 18:34, G Gregory wrote: [...] linux,uefi-stub-kern-ver | string | Copy of

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread Ard Biesheuvel
On 7 February 2015 at 03:36, Hanjun Guo hanjun@linaro.org wrote: On 2015年02月06日 18:34, G Gregory wrote: [...] linux,uefi-stub-kern-ver | string | Copy of linux_banner from build.

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread Hanjun Guo
On 2015年02月06日 18:34, G Gregory wrote: [...] linux,uefi-stub-kern-ver | string | Copy of linux_banner from build.

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-06 Thread G Gregory
On 2 February 2015 at 16:32, Mark Rutland mark.rutl...@arm.com wrote: On Mon, Feb 02, 2015 at 01:50:52PM +, Graeme Gregory wrote: On Mon, Feb 02, 2015 at 01:40:33PM +, Leif Lindholm wrote: On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: When system supporting both DT and

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Mark Rutland
On Mon, Feb 02, 2015 at 01:50:52PM +, Graeme Gregory wrote: > On Mon, Feb 02, 2015 at 01:40:33PM +, Leif Lindholm wrote: > > On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: > > > When system supporting both DT and ACPI but firmware providing > > > no dtb, we can use this

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Graeme Gregory
On Mon, Feb 02, 2015 at 01:40:33PM +, Leif Lindholm wrote: > On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: > > When system supporting both DT and ACPI but firmware providing > > no dtb, we can use this linux,uefi-stub-generated-dtb property > > to let kernel know that we can try

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Leif Lindholm
On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: > When system supporting both DT and ACPI but firmware providing > no dtb, we can use this linux,uefi-stub-generated-dtb property > to let kernel know that we can try ACPI configuration data even > if no "acpi=force" is passed in early

[PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Hanjun Guo
When system supporting both DT and ACPI but firmware providing no dtb, we can use this linux,uefi-stub-generated-dtb property to let kernel know that we can try ACPI configuration data even if no "acpi=force" is passed in early parameters. CC: Mark Rutland CC: Jonathan Corbet CC: Catalin

[PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Hanjun Guo
When system supporting both DT and ACPI but firmware providing no dtb, we can use this linux,uefi-stub-generated-dtb property to let kernel know that we can try ACPI configuration data even if no acpi=force is passed in early parameters. CC: Mark Rutland mark.rutl...@arm.com CC: Jonathan Corbet

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Leif Lindholm
On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: When system supporting both DT and ACPI but firmware providing no dtb, we can use this linux,uefi-stub-generated-dtb property to let kernel know that we can try ACPI configuration data even if no acpi=force is passed in early

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Graeme Gregory
On Mon, Feb 02, 2015 at 01:40:33PM +, Leif Lindholm wrote: On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: When system supporting both DT and ACPI but firmware providing no dtb, we can use this linux,uefi-stub-generated-dtb property to let kernel know that we can try ACPI

Re: [PATCH v8 08/21] dt / chosen: Add linux,uefi-stub-generated-dtb property

2015-02-02 Thread Mark Rutland
On Mon, Feb 02, 2015 at 01:50:52PM +, Graeme Gregory wrote: On Mon, Feb 02, 2015 at 01:40:33PM +, Leif Lindholm wrote: On Mon, Feb 02, 2015 at 08:45:36PM +0800, Hanjun Guo wrote: When system supporting both DT and ACPI but firmware providing no dtb, we can use this