summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorStefan Hajnoczi2022-11-22 18:19:42 +0100
committerStefan Hajnoczi2022-11-22 18:19:42 +0100
commit80e99f293e22868f50163f98276e0273e0237add (patch)
tree2145d6b872d1fad147c2ff9ec6467772ded8bdb3
parentMerge tag 'pull-loongarch-20221122' of https://gitlab.com/gaosong/qemu into s... (diff)
parenttarget/arm: Use signed quantity to represent VMSAv8-64 translation level (diff)
downloadqemu-80e99f293e22868f50163f98276e0273e0237add.tar.gz
qemu-80e99f293e22868f50163f98276e0273e0237add.tar.xz
qemu-80e99f293e22868f50163f98276e0273e0237add.zip
Merge tag 'pull-target-arm-20221122' of https://git.linaro.org/people/pmaydell/qemu-arm into staging
target-arm: * Fix broken 5-level pagetable handling * Fix debug accesses when EL2 is present # -----BEGIN PGP SIGNATURE----- # # iQJNBAABCAA3FiEE4aXFk81BneKOgxXPPCUl7RQ2DN4FAmN8+tgZHHBldGVyLm1h # eWRlbGxAbGluYXJvLm9yZwAKCRA8JSXtFDYM3t+mD/sGzXb5BjKl0JeREHAh6swI # niodZz0hf67UYITIQJMBu8KiFjAowk726qkwSOJyjQ7ot1N/zy6z3X8SbHLBF8qe # xHJwVIvDADRKQ4j9y9chVof0Bg8+6274kFwcl/FR/gTFxQex+jzNmk6RzV1D5n3D # gSKYVT1DJmr/qiWdoNxfuOPsbF44+ADskyeSLKmhN7SgK3JRDSfOTYb0AwIzm4Ue # CL3rfNBkAsF6j9ygWHH0uff7ztWLZiCY1l+zXtOzzwZbrxMdSK6TCHgliNJ/9F/i # D1vLr0A+J82ubADOHsTq5dE4tyYUkz/JQLCaoQWul7q08nz4i5XLFxBFUzll+H55 # yHCIzgbt2DOVICW2bzJR9fqI11cyeXY+ftRHVcA17mBKKXLEMg2ziIQ2yw0cugdD # eaCcOLXgpLpMgCfFLDFOhZb9j0Q0TNEiKu9ZOVJrMDj5uT4HwctJ0PnPlHxaz6pC # d9CdT1+J/omN8HYvZmBF1t9y3Y1dVKO9cOEFwcT2nTOqfLXirlKH7BeP9rdH96xi # jSvixFrliUTjFGyW6AK8VoqXIx7rYK5OlWWdTnZhhERdjbVGkbPgc3O9ZYH9dJKO # lUGmXZAguMbruXjDjGijNOSY1Vf/aTfbjCoOi3NoDbDQqAh8UjXUvUWbdjKo9uF+ # CtY6fnorIekqT2mYWNfkfQ== # =Oh+/ # -----END PGP SIGNATURE----- # gpg: Signature made Tue 22 Nov 2022 11:37:44 EST # gpg: using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE # gpg: issuer "peter.maydell@linaro.org" # gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [full] # gpg: aka "Peter Maydell <pmaydell@gmail.com>" [full] # gpg: aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [full] # gpg: aka "Peter Maydell <peter@archaic.org.uk>" [unknown] # Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83 15CF 3C25 25ED 1436 0CDE * tag 'pull-target-arm-20221122' of https://git.linaro.org/people/pmaydell/qemu-arm: target/arm: Use signed quantity to represent VMSAv8-64 translation level target/arm: Don't do two-stage lookup if stage 2 is disabled Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--target/arm/ptw.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index 9a6277d862..f812734bfb 100644
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -1172,7 +1172,7 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw,
ARMCPU *cpu = env_archcpu(env);
ARMMMUIdx mmu_idx = ptw->in_mmu_idx;
bool is_secure = ptw->in_secure;
- uint32_t level;
+ int32_t level;
ARMVAParameters param;
uint64_t ttbr;
hwaddr descaddr, indexmask, indexmask_grainsize;
@@ -1302,7 +1302,7 @@ static bool get_phys_addr_lpae(CPUARMState *env, S1Translate *ptw,
*/
uint32_t sl0 = extract32(tcr, 6, 2);
uint32_t sl2 = extract64(tcr, 33, 1);
- uint32_t startlevel;
+ int32_t startlevel;
bool ok;
/* SL2 is RES0 unless DS=1 & 4kb granule. */
@@ -2612,8 +2612,8 @@ static bool get_phys_addr_twostage(CPUARMState *env, S1Translate *ptw,
ret = get_phys_addr_with_struct(env, ptw, address, access_type, result, fi);
- /* If S1 fails or S2 is disabled, return early. */
- if (ret || regime_translation_disabled(env, ARMMMUIdx_Stage2, is_secure)) {
+ /* If S1 fails, return early. */
+ if (ret) {
return ret;
}
@@ -2739,7 +2739,8 @@ static bool get_phys_addr_with_struct(CPUARMState *env, S1Translate *ptw,
* Otherwise, a stage1+stage2 translation is just stage 1.
*/
ptw->in_mmu_idx = mmu_idx = s1_mmu_idx;
- if (arm_feature(env, ARM_FEATURE_EL2)) {
+ if (arm_feature(env, ARM_FEATURE_EL2) &&
+ !regime_translation_disabled(env, ARMMMUIdx_Stage2, is_secure)) {
return get_phys_addr_twostage(env, ptw, address, access_type,
result, fi);
}