[v5] target/arm: Add support for FEAT_DIT, Data Independent Timing

[PATCH v5 0/4] target/arm: Add support for FEAT_DIT, Data Independent Timing

Rebecca Cran posted 4 patches 3 years, 2 months ago

Diff against v2 v3 v4
Download series mbox

Test checkpatch passed

Patches applied successfully (tree, apply log)
git fetch https://github.com/patchew-project/qemu tags/patchew/20210208065700.19454-1-rebecca@nuviainc.com

Maintainers: Peter Maydell <peter.maydell@linaro.org>

target/arm/cpu.c           |  4 ++
target/arm/cpu.h           | 12 +++++
target/arm/cpu64.c         |  5 +++
target/arm/helper-a64.c    | 27 ++++++++++--
target/arm/helper.c        | 46 +++++++++++++++++---
target/arm/internals.h     |  6 +++
target/arm/op_helper.c     |  9 +---
target/arm/translate-a64.c | 12 +++++
8 files changed, 103 insertions(+), 18 deletions(-)

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[PATCH v5 0/4] target/arm: Add support for FEAT_DIT, Data Independent Timing

Posted by Rebecca Cran 3 years, 2 months ago

Add support for FEAT_DIT. DIT (Data Independent Timing) is a required
feature for ARMv8.4.

Changes from v4 to v5:

o Addressed review feedback.


Rebecca Cran (4):
  target/arm: Add support for FEAT_DIT, Data Independent Timing
  target/arm: Support AA32 DIT by moving PSTATE_SS from cpsr into
    env->pstate
  target/arm: Set ID_AA64PFR0.DIT and ID_PFR0.DIT to 1 for "max" AA64
    CPU
  target/arm: Set ID_PFR0.DIT to 1 for "max" 32-bit CPU

 target/arm/cpu.c           |  4 ++
 target/arm/cpu.h           | 12 +++++
 target/arm/cpu64.c         |  5 +++
 target/arm/helper-a64.c    | 27 ++++++++++--
 target/arm/helper.c        | 46 +++++++++++++++++---
 target/arm/internals.h     |  6 +++
 target/arm/op_helper.c     |  9 +---
 target/arm/translate-a64.c | 12 +++++
 8 files changed, 103 insertions(+), 18 deletions(-)

-- 
2.26.2

Re: [PATCH v5 0/4] target/arm: Add support for FEAT_DIT, Data Independent Timing

Posted by Peter Maydell 3 years, 2 months ago

On Mon, 8 Feb 2021 at 06:57, Rebecca Cran <rebecca@nuviainc.com> wrote:
>
> Add support for FEAT_DIT. DIT (Data Independent Timing) is a required
> feature for ARMv8.4.
>
> Changes from v4 to v5:
>
> o Addressed review feedback.

Applied to target-arm.next, thanks.

-- PMM