diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2019-02-01 14:55:46 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2019-02-01 14:55:46 +0000 |
| commit | ef682cdb4aded5c65a018e175482e875de66059d (patch) | |
| tree | 7b591ddf81543290be2220ede86dc876df3d000c /target | |
| parent | 4e7beb0cc0f3fb05f1c055113debaa0c7d34fc89 (diff) | |
target/arm: Enable API, APK bits in SCR, HCR
These bits become writable with the ARMv8.3-PAuth extension.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20190129143511.12311-1-richard.henderson@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target')
| -rw-r--r-- | target/arm/helper.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index e6f69180ba..d070879894 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -1859,6 +1859,9 @@ static void scr_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value) if (cpu_isar_feature(aa64_lor, cpu)) { valid_mask |= SCR_TLOR; } + if (cpu_isar_feature(aa64_pauth, cpu)) { + valid_mask |= SCR_API | SCR_APK; + } /* Clear all-context RES0 bits. */ value &= valid_mask; @@ -4558,6 +4561,9 @@ static void hcr_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value) if (cpu_isar_feature(aa64_lor, cpu)) { valid_mask |= HCR_TLOR; } + if (cpu_isar_feature(aa64_pauth, cpu)) { + valid_mask |= HCR_API | HCR_APK; + } /* Clear RES0 bits. */ value &= valid_mask; |