[PULL] HYP-mode boot

Submitted by Marc Zyngier on Sept. 19, 2012, 7:55 a.m.

Details

Message ID c65993c242ac431861fb90dbd94e0057@localhost
State New
Headers show

Pull-request

git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git

Commit Message

Marc Zyngier Sept. 19, 2012, 7:55 a.m.
Russell,

Could you please pull the following branch into your tree? It contains the
HYP-mode boot code, which has been posted twice on LAK, and has been
heavily used for KVM.

It is based on your opcodes branch.

Thanks,

        M.

The following changes since commit
508514ed25315dd28340000831b17535d6f772da:

  ARM: 7511/1: opcodes: Opcode definitions for the Virtualization
Extensions (2012-09-15 21:26:00 +0100)

are available in the git repository at:
  git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
hyp-boot-mode-rmk

Dave Martin (5):
      ARM: virt: allow the kernel to be entered in HYP mode
      ARM: zImage/virt: hyp mode entry support for the zImage loader
      ARM: virt: Update documentation for hyp mode entry support
      ARM: virt: Add boot-time diagnostics
      ARM: virt: Add CONFIG_ARM_VIRT_EXT option

Marc Zyngier (2):
      ARM: opcodes: add __ERET/__MSR_ELR_HYP instruction encoding
      ARM: virt: arch_timers: enable access to physical timers

 Documentation/arm/Booting           |   22 ++++-
 arch/arm/boot/compressed/.gitignore |    1 +
 arch/arm/boot/compressed/Makefile   |    9 ++-
 arch/arm/boot/compressed/head.S     |   71 ++++++++++-
 arch/arm/include/asm/assembler.h    |   28 +++++
 arch/arm/include/asm/opcodes-virt.h |   10 ++
 arch/arm/include/asm/ptrace.h       |    1 +
 arch/arm/include/asm/virt.h         |   69 +++++++++++
 arch/arm/kernel/Makefile            |    2 +
 arch/arm/kernel/head.S              |   14 ++-
 arch/arm/kernel/hyp-stub.S          |  223
+++++++++++++++++++++++++++++++++++
 arch/arm/kernel/setup.c             |   20 +++
 arch/arm/kernel/smp.c               |    3 +
 arch/arm/mm/Kconfig                 |   17 +++
 14 files changed, 478 insertions(+), 12 deletions(-)
 create mode 100644 arch/arm/include/asm/virt.h
 create mode 100644 arch/arm/kernel/hyp-stub.S

Comments

Marc Zyngier Sept. 27, 2012, 9:10 a.m.
On 19/09/12 08:55, Marc Zyngier wrote:

Hi Russell,

> Could you please pull the following branch into your tree? It contains the
> HYP-mode boot code, which has been posted twice on LAK, and has been
> heavily used for KVM.
> 
> It is based on your opcodes branch.

Any update on this?

Cheers,

	M.

> The following changes since commit
> 508514ed25315dd28340000831b17535d6f772da:
> 
>   ARM: 7511/1: opcodes: Opcode definitions for the Virtualization
> Extensions (2012-09-15 21:26:00 +0100)
> 
> are available in the git repository at:
>   git://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git
> hyp-boot-mode-rmk
> 
> Dave Martin (5):
>       ARM: virt: allow the kernel to be entered in HYP mode
>       ARM: zImage/virt: hyp mode entry support for the zImage loader
>       ARM: virt: Update documentation for hyp mode entry support
>       ARM: virt: Add boot-time diagnostics
>       ARM: virt: Add CONFIG_ARM_VIRT_EXT option
> 
> Marc Zyngier (2):
>       ARM: opcodes: add __ERET/__MSR_ELR_HYP instruction encoding
>       ARM: virt: arch_timers: enable access to physical timers
> 
>  Documentation/arm/Booting           |   22 ++++-
>  arch/arm/boot/compressed/.gitignore |    1 +
>  arch/arm/boot/compressed/Makefile   |    9 ++-
>  arch/arm/boot/compressed/head.S     |   71 ++++++++++-
>  arch/arm/include/asm/assembler.h    |   28 +++++
>  arch/arm/include/asm/opcodes-virt.h |   10 ++
>  arch/arm/include/asm/ptrace.h       |    1 +
>  arch/arm/include/asm/virt.h         |   69 +++++++++++
>  arch/arm/kernel/Makefile            |    2 +
>  arch/arm/kernel/head.S              |   14 ++-
>  arch/arm/kernel/hyp-stub.S          |  223
> +++++++++++++++++++++++++++++++++++
>  arch/arm/kernel/setup.c             |   20 +++
>  arch/arm/kernel/smp.c               |    3 +
>  arch/arm/mm/Kconfig                 |   17 +++
>  14 files changed, 478 insertions(+), 12 deletions(-)
>  create mode 100644 arch/arm/include/asm/virt.h
>  create mode 100644 arch/arm/kernel/hyp-stub.S
>