Re: [Qemu-devel] [PATCH 0/3] target-arm: fix mmu access protection emulation

[Aurelien Jarno <aurelien@aurel32.net>]

On Wed, Dec 08, 2010 at 01:15:15PM +0200, Juha Riihimäki wrote:
> The ARM VMSAv6 emulation does not correctly ignore access protection
> checks for manager domain translation table descriptors. This causes
> ARM Linux kernel to hang during initialization for ARMv7 CPUs. However
> that has so far been hidden by another emulation bug where the cp15
> c1 system control register has an invalid reset value for the emulated
> ARMv6 and ARMv7 processors indicating an earlier processor revision
> instead and thus making QEMU run the MMU emulation in ARMv5 mode.
> 
> This patch series fixes the access protection emulation in the ARM
> MMU emulation (1) and introduces correct cp15 c1 system control
> register values for the ARM1136, Cortex-A8 and Cortex-A9 cores (2,3).
> 
> 
> Juha Riihimäki (2):
>   target-arm: fix vmsav6 access control
>   target-arm: correct cp15 c1_sys reset value for arm1136 and cortex-a9
> 
> Mattias Holm (1):
>   target-arm: correct cp15 c1_sys reset value for cortex-a8
> 
>  target-arm/helper.c |   37 ++++++++++++++++++++++---------------
>  1 files changed, 22 insertions(+), 15 deletions(-)
> 

Thanks, all applied.


-- 
Aurelien Jarno                          GPG: 1024D/F1BCDB73
aurelien@aurel32.net                 http://www.aurel32.net