This patch is the version 5 for "xen/arm: vpl011: Make access to DMACR
write-ignore" [1]. 

[1] https://patchwork.kernel.org/project/xen-devel/patch/20221122054644.1092173-1-jiamei.xie@arm.com/

Thanks,
Jiamei Xie

v4 -> v5
- don't remove "return 1" and add ASSERT_UNREACHABLE
v3 -> v4
- remove the size check for unknown registers in the SBSA UART
- remove lock in read_as_zero
- Don't consolidate check registers access
- Don't remove label read_as_zero
v2 -> v3
- emulate non-SBSA registers as WI/RAZ in default case
- update commit message
v1 -> v2
- print a message using XENLOG_G_DEBUG when it's write-ignore

Jiamei Xie (2):
  xen/arm: vpl011: emulate non-SBSA registers as WI/RAZ
  xen/arm: vpl011: add ASSERT_UNREACHABLE in vpl011_mmio_read

 xen/arch/arm/vpl011.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

-- 
2.25.1

Hi Jiamei,

On 05/12/2022 07:26, Jiamei Xie wrote:
> This patch is the version 5 for "xen/arm: vpl011: Make access to DMACR
> write-ignore" [1].
> 
> [1] https://patchwork.kernel.org/project/xen-devel/patch/20221122054644.1092173-1-jiamei.xie@arm.com/

Sorry, it looks like I forgot to commit this series.

It is now committed. @Stefano, I think we should consider at least patch 
#1 for backport to stable branches.

Cheers,

-- 
Julien Grall