Re: [Qemu-devel] [PATCH v3 0/6] ARM: enable TZ in the GIC

["Edgar E. Iglesias" <edgar.iglesias@xilinx.com>]

On Fri, Sep 04, 2015 at 05:22:56PM +0100, Peter Maydell wrote:
> This patchset enables the TZ support in the GIC for the systems
> where we enable TZ support in the CPU. In practice that means
> just the "virt" and "vexpress" boards, since all the others
> disable the CPU TZ support.
> 
> There are no changes since v3, I've just rebased this all on
> top of current target-arm.next (which will be in master early
> next week as I've just sent out the pullreq).
> 
> These have already been reviewed by Peter C, but when I spoke
> to Edgar at KVM Forum he said he hadn't been able to sort out
> which tree these would apply to, so I figured I'd better resend
> them so there's a chance for further review/testing if desired.
>

Thanks Peter,

Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Tested-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>

Cheers,
Edgar

 
> thanks
> -- PMM
> 
> Changes since v2:
>  * rebased onto target-arm.next
> Changes since v1:
>  * New patch which switches the default for the 'virt' board from
>    "enable TZ" to "disable TZ". The UEFI blob can't handle TZ being
>    fully enabled, so I had a choice of breaking it or breaking code
>    which assumes TZ. As far as I know only the TZ test suite falls
>    in the latter category. -machine secure=on will give you the
>    old behaviour back.
>  * rather than the property on the GIC, we take the approach Peter C
>    suggested of defining an interface for devices to implement if
>    they need to do firmware-equivalent setup. The API is a little
>    different from Peter C's RFC patch, but the principle is the same.
> 
> 
> 
> Peter Crosthwaite (1):
>   qom: Add recursive version of object_child_for_each
> 
> Peter Maydell (5):
>   hw/arm: new interface for devices which need to behave differently for
>     kernel boot
>   hw/intc/arm_gic_common: Configure IRQs as NS if doing direct NS kernel
>     boot
>   hw/cpu/{a15mpcore,a9mpcore}: enable TrustZone in GIC if it is enabled
>     in CPUs
>   hw/arm/virt: Default to not providing TrustZone support
>   hw/arm/virt: Enable TZ extensions on the GIC if we are using them
> 
>  hw/arm/boot.c                    | 34 +++++++++++++++++++++++++++
>  hw/arm/virt.c                    | 14 +++++++----
>  hw/cpu/a15mpcore.c               | 13 ++++++++++
>  hw/cpu/a9mpcore.c                | 11 +++++++++
>  hw/intc/arm_gic_common.c         | 51 +++++++++++++++++++++++++++++++++++++---
>  include/hw/arm/linux-boot-if.h   | 43 +++++++++++++++++++++++++++++++++
>  include/hw/intc/arm_gic_common.h |  1 +
>  include/qom/object.h             | 15 ++++++++++++
>  qom/object.c                     | 25 +++++++++++++++++---
>  9 files changed, 197 insertions(+), 10 deletions(-)
>  create mode 100644 include/hw/arm/linux-boot-if.h
> 
> -- 
> 1.9.1
>