diff options
| author | Peter Maydell <peter.maydell@linaro.org> | 2024-03-07 12:19:01 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2024-03-07 12:19:01 +0000 |
| commit | 1e8d14037bff6c235917340177c5f9977c564ec0 (patch) | |
| tree | 27ac6094f28532bd5520a504943e184ab810e08d /target/arm | |
| parent | 20b42c331df544a6d889f4bcf4535c0f2f98dbcf (diff) | |
target/arm: Timer _EL02 registers UNDEF for E2H == 0
The timer _EL02 registers should UNDEF for invalid accesses from EL2
or EL3 when HCR_EL2.E2H == 0, not take a cp access trap. We were
delivering the exception to EL2 with the wrong syndrome.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20240301183219.2424889-3-peter.maydell@linaro.org
Diffstat (limited to 'target/arm')
| -rw-r--r-- | target/arm/helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/arm/helper.c b/target/arm/helper.c index 90c4fb72ce..978df6f282 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -6551,7 +6551,7 @@ static CPAccessResult e2h_access(CPUARMState *env, const ARMCPRegInfo *ri, return CP_ACCESS_OK; } if (!(arm_hcr_el2_eff(env) & HCR_E2H)) { - return CP_ACCESS_TRAP; + return CP_ACCESS_TRAP_UNCATEGORIZED; } return CP_ACCESS_OK; } |