diff options
| -rw-r--r-- | target/s390x/cpu.h | 7 | ||||
| -rw-r--r-- | target/s390x/mmu_helper.c | 2 | ||||
| -rw-r--r-- | target/s390x/translate.c | 10 |
3 files changed, 14 insertions, 5 deletions
diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h index 09ec8a9..d464166 100644 --- a/target/s390x/cpu.h +++ b/target/s390x/cpu.h @@ -312,11 +312,12 @@ extern const struct VMStateDescription vmstate_s390_cpu; #define FLAG_MASK_PSW_SHIFT 31 #define FLAG_MASK_PER (PSW_MASK_PER >> FLAG_MASK_PSW_SHIFT) +#define FLAG_MASK_DAT (PSW_MASK_DAT >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_PSTATE (PSW_MASK_PSTATE >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_ASC (PSW_MASK_ASC >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_64 (PSW_MASK_64 >> FLAG_MASK_PSW_SHIFT) #define FLAG_MASK_32 (PSW_MASK_32 >> FLAG_MASK_PSW_SHIFT) -#define FLAG_MASK_PSW (FLAG_MASK_PER | FLAG_MASK_PSTATE \ +#define FLAG_MASK_PSW (FLAG_MASK_PER | FLAG_MASK_DAT | FLAG_MASK_PSTATE \ | FLAG_MASK_ASC | FLAG_MASK_64 | FLAG_MASK_32) /* Control register 0 bits */ @@ -340,6 +341,10 @@ extern const struct VMStateDescription vmstate_s390_cpu; static inline int cpu_mmu_index(CPUS390XState *env, bool ifetch) { + if (!(env->psw.mask & PSW_MASK_DAT)) { + return MMU_REAL_IDX; + } + switch (env->psw.mask & PSW_MASK_ASC) { case PSW_ASC_PRIMARY: return MMU_PRIMARY_IDX; diff --git a/target/s390x/mmu_helper.c b/target/s390x/mmu_helper.c index f477cc0..23fb2e7 100644 --- a/target/s390x/mmu_helper.c +++ b/target/s390x/mmu_helper.c @@ -544,7 +544,7 @@ int mmu_translate_real(CPUS390XState *env, target_ulong raddr, int rw, { const bool lowprot_enabled = env->cregs[0] & CR0_LOWPROT; - *flags = PAGE_READ | PAGE_WRITE; + *flags = PAGE_READ | PAGE_WRITE | PAGE_EXEC; if (is_low_address(raddr & TARGET_PAGE_MASK) && lowprot_enabled) { /* see comment in mmu_translate() how this works */ *flags |= PAGE_WRITE_INV; diff --git a/target/s390x/translate.c b/target/s390x/translate.c index b470d69..5aea3bb 100644 --- a/target/s390x/translate.c +++ b/target/s390x/translate.c @@ -252,13 +252,17 @@ static inline uint64_t ld_code4(CPUS390XState *env, uint64_t pc) static int get_mem_index(DisasContext *s) { + if (!(s->tb->flags & FLAG_MASK_DAT)) { + return MMU_REAL_IDX; + } + switch (s->tb->flags & FLAG_MASK_ASC) { case PSW_ASC_PRIMARY >> FLAG_MASK_PSW_SHIFT: - return 0; + return MMU_PRIMARY_IDX; case PSW_ASC_SECONDARY >> FLAG_MASK_PSW_SHIFT: - return 1; + return MMU_SECONDARY_IDX; case PSW_ASC_HOME >> FLAG_MASK_PSW_SHIFT: - return 2; + return MMU_HOME_IDX; default: tcg_abort(); break; |