diff options
| author | Artyom Tarasenko <atar4qemu@gmail.com> | 2016-06-09 10:16:03 +0200 |
|---|---|---|
| committer | Artyom Tarasenko <atar4qemu@gmail.com> | 2017-01-18 22:03:44 +0100 |
| commit | 84f8f5876628963e67f66edde8a71208c4274ac8 (patch) | |
| tree | fe8737f448c0a87a9bed1a10002436347713b42f /target | |
| parent | 5c65df364af0a2cc60af318e5a3011ae5fce293a (diff) | |
| download | qemu-84f8f5876628963e67f66edde8a71208c4274ac8.zip qemu-84f8f5876628963e67f66edde8a71208c4274ac8.tar.gz qemu-84f8f5876628963e67f66edde8a71208c4274ac8.tar.bz2 | |
target-sparc: use direct address translation in hyperprivileged mode
Please note that QEMU doesn't impelement Real->Physical address
translation. The "Real Address" is always the "Physical Address".
Suggested-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Diffstat (limited to 'target')
| -rw-r--r-- | target/sparc/cpu.h | 7 | ||||
| -rw-r--r-- | target/sparc/translate.c | 2 |
2 files changed, 4 insertions, 5 deletions
diff --git a/target/sparc/cpu.h b/target/sparc/cpu.h index 857e93b..53afa18 100644 --- a/target/sparc/cpu.h +++ b/target/sparc/cpu.h @@ -230,7 +230,7 @@ enum { #if !defined(TARGET_SPARC64) #define NB_MMU_MODES 3 #else -#define NB_MMU_MODES 7 +#define NB_MMU_MODES 6 typedef struct trap_state { uint64_t tpc; uint64_t tnpc; @@ -676,8 +676,7 @@ int cpu_sparc_signal_handler(int host_signum, void *pinfo, void *puc); #define MMU_KERNEL_IDX 2 #define MMU_KERNEL_SECONDARY_IDX 3 #define MMU_NUCLEUS_IDX 4 -#define MMU_HYPV_IDX 5 -#define MMU_PHYS_IDX 6 +#define MMU_PHYS_IDX 5 #else #define MMU_USER_IDX 0 #define MMU_KERNEL_IDX 1 @@ -723,7 +722,7 @@ static inline int cpu_mmu_index(CPUSPARCState *env, bool ifetch) : (env->lsu & DMMU_E) == 0) { return MMU_PHYS_IDX; } else if (cpu_hypervisor_mode(env)) { - return MMU_HYPV_IDX; + return MMU_PHYS_IDX; } else if (env->tl > 0) { return MMU_NUCLEUS_IDX; } else if (cpu_supervisor_mode(env)) { diff --git a/target/sparc/translate.c b/target/sparc/translate.c index 1099976..0f20ed0 100644 --- a/target/sparc/translate.c +++ b/target/sparc/translate.c @@ -2143,7 +2143,7 @@ static DisasASI get_asi(DisasContext *dc, int insn, TCGMemOp memop) case ASI_NUCLEUS_QUAD_LDD: case ASI_NUCLEUS_QUAD_LDD_L: if (hypervisor(dc)) { - mem_idx = MMU_HYPV_IDX; + mem_idx = MMU_PHYS_IDX; } else { mem_idx = MMU_NUCLEUS_IDX; } |