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target-microblaze: Consolidate MMU enabled checks

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Consolidate MMU enabled checks to cpu_mmu_index().
No functional changes.

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
This commit is contained in:
Edgar E. Iglesias
2018-05-15 23:44:28 +02:00
parent 923ce2e6af
commit d10367e035
2 changed files with 6 additions and 4 deletions
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6
target/microblaze/helper.c
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@@ -58,8 +58,7 @@ int mb_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int size, int rw,
int prot;
/* Translate if the MMU is available and enabled. */
if (cpu->cfg.use_mmu && (env->sregs[SR_MSR] & MSR_VM)
&& mmu_idx != MMU_NOMMU_IDX) {
if (mmu_idx != MMU_NOMMU_IDX) {
uint32_t vaddr, paddr;
struct microblaze_mmu_lookup lu;
@@ -270,9 +269,10 @@ hwaddr mb_cpu_get_phys_page_debug(CPUState *cs, vaddr addr)
CPUMBState *env = &cpu->env;
target_ulong vaddr, paddr = 0;
struct microblaze_mmu_lookup lu;
int mmu_idx = cpu_mmu_index(env, false);
unsigned int hit;
if (env->sregs[SR_MSR] & MSR_VM) {
if (mmu_idx != MMU_NOMMU_IDX) {
hit = mmu_translate(&env->mmu, &lu, addr, 0, 0);
if (hit) {
vaddr = addr & TARGET_PAGE_MASK;