[PATCH v2 0/6] ARM: EXYNOS: Add secure firmware support

Tomasz Figa t.figa at samsung.com
Tue Oct 2 05:13:22 EDT 2012


Hi,

On Monday 24 of September 2012 16:28:27 Tomasz Figa wrote:
> Some Exynos-based boards are running with secure firmware running in
> TrustZone secure world, which changes the way some things have to be
> initialized.
> 
> This series adds support for specifying firmware operations, implements
> some firmware operations for Exynos secure firmware and adds a method of
> enabling secure firmware operations on Exynos-based boards through board
> file and device tree.
> 
> Changes since v1
> http://thread.gmane.org/gmane.linux.kernel.samsung-soc/12583/focus=12820
>   - Changed return types of all operations to int
>   - Defined all operations to return 0 on success, -ENOSYS when not
>     implemented or appropriate error code on error
> 
> Tomasz Figa (6):
>   ARM: Add interface for registering and calling firmware-specific
>     operations
>   ARM: EXYNOS: Add support for secure monitor calls
>   ARM: EXYNOS: Add support for secondary CPU bring-up on Exynos4412
>   ARM: EXYNOS: Add IO mapping for non-secure SYSRAM.
>   ARM: EXYNOS: Add support for Exynos secure firmware
>   ARM: EXYNOS: Add secure firmware support to secondary CPU bring-up
> 
>  .../devicetree/bindings/arm/samsung-boards.txt     |  8 ++++
>  arch/arm/common/Makefile                           |  2 +
>  arch/arm/common/firmware.c                         | 18 ++++++++
>  arch/arm/include/asm/firmware.h                    | 31 +++++++++++++
>  arch/arm/mach-exynos/Makefile                      |  6 +++
>  arch/arm/mach-exynos/common.c                      | 34 ++++++++++++++
>  arch/arm/mach-exynos/common.h                      |  2 +
>  arch/arm/mach-exynos/exynos-smc.S                  | 22 +++++++++
>  arch/arm/mach-exynos/firmware.c                    | 54
> ++++++++++++++++++++++ arch/arm/mach-exynos/include/mach/map.h          
>  |  3 ++
>  arch/arm/mach-exynos/mach-exynos4-dt.c             |  1 +
>  arch/arm/mach-exynos/platsmp.c                     | 36 ++++++++++++---
>  arch/arm/mach-exynos/smc.h                         | 31 +++++++++++++
>  arch/arm/plat-samsung/include/plat/map-s5p.h       |  1 +
>  14 files changed, 243 insertions(+), 6 deletions(-)
>  create mode 100644 arch/arm/common/firmware.c
>  create mode 100644 arch/arm/include/asm/firmware.h
>  create mode 100644 arch/arm/mach-exynos/exynos-smc.S
>  create mode 100644 arch/arm/mach-exynos/firmware.c
>  create mode 100644 arch/arm/mach-exynos/smc.h

Any comments, nitpicks or acks on this patchset?

Best regards,
-- 
Tomasz Figa
Samsung Poland R&D Center




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