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[PATCH 55/62] target/arm: Move be test for regime into S1TranslateResult
From: |
Richard Henderson |
Subject: |
[PATCH 55/62] target/arm: Move be test for regime into S1TranslateResult |
Date: |
Sun, 3 Jul 2022 13:54:12 +0530 |
Hoist this test out of arm_ld[lq]_ptw into S1_ptw_translate.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/arm/ptw.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/target/arm/ptw.c b/target/arm/ptw.c
index 32937ec7db..b5105a2e92 100644
--- a/target/arm/ptw.c
+++ b/target/arm/ptw.c
@@ -192,6 +192,7 @@ static bool regime_translation_disabled(CPUARMState *env,
ARMMMUIdx mmu_idx,
typedef struct {
bool is_secure;
+ bool be;
void *hphys;
hwaddr gphys;
} S1TranslateResult;
@@ -261,6 +262,7 @@ static bool S1_ptw_translate(CPUARMState *env, ARMMMUIdx
mmu_idx,
? env->cp15.vstcr_el2.raw_tcr & VSTCR_SW
: env->cp15.vtcr_el2.raw_tcr & VTCR_NSW));
+ res->be = regime_translation_big_endian(env, mmu_idx);
res->gphys = extra.x & R_PAGEENTRYEXTRA_PA_MASK;
return true;
}
@@ -273,7 +275,6 @@ static uint32_t arm_ldl_ptw(CPUARMState *env, hwaddr addr,
bool is_secure,
CPUState *cs = env_cpu(env);
S1TranslateResult s1;
uint32_t data;
- bool be;
if (!S1_ptw_translate(env, mmu_idx, ptw_idx, addr, is_secure, &s1, fi)) {
/* Failure. */
@@ -281,10 +282,9 @@ static uint32_t arm_ldl_ptw(CPUARMState *env, hwaddr addr,
bool is_secure,
return 0;
}
- be = regime_translation_big_endian(env, mmu_idx);
if (likely(s1.hphys)) {
/* Page tables are in RAM, and we have the host address. */
- if (be) {
+ if (s1.be) {
data = ldl_be_p(s1.hphys);
} else {
data = ldl_le_p(s1.hphys);
@@ -295,7 +295,7 @@ static uint32_t arm_ldl_ptw(CPUARMState *env, hwaddr addr,
bool is_secure,
AddressSpace *as = arm_addressspace(cs, attrs);
MemTxResult result = MEMTX_OK;
- if (be) {
+ if (s1.be) {
data = address_space_ldl_be(as, s1.gphys, attrs, &result);
} else {
data = address_space_ldl_le(as, s1.gphys, attrs, &result);
@@ -316,7 +316,6 @@ static uint64_t arm_ldq_ptw(CPUARMState *env, hwaddr addr,
bool is_secure,
CPUState *cs = env_cpu(env);
S1TranslateResult s1;
uint64_t data;
- bool be;
if (!S1_ptw_translate(env, mmu_idx, ptw_idx, addr, is_secure, &s1, fi)) {
/* Failure. */
@@ -324,10 +323,9 @@ static uint64_t arm_ldq_ptw(CPUARMState *env, hwaddr addr,
bool is_secure,
return 0;
}
- be = regime_translation_big_endian(env, mmu_idx);
if (likely(s1.hphys)) {
/* Page tables are in RAM, and we have the host address. */
- if (be) {
+ if (s1.be) {
data = ldq_be_p(s1.hphys);
} else {
data = ldq_le_p(s1.hphys);
@@ -338,7 +336,7 @@ static uint64_t arm_ldq_ptw(CPUARMState *env, hwaddr addr,
bool is_secure,
AddressSpace *as = arm_addressspace(cs, attrs);
MemTxResult result = MEMTX_OK;
- if (be) {
+ if (s1.be) {
data = address_space_ldq_be(as, s1.gphys, attrs, &result);
} else {
data = address_space_ldq_le(as, s1.gphys, attrs, &result);
--
2.34.1
- [PATCH 45/62] target/arm: Move ARMMMUIdx_Stage2 to a real tlb mmu_idx, (continued)
- [PATCH 45/62] target/arm: Move ARMMMUIdx_Stage2 to a real tlb mmu_idx, Richard Henderson, 2022/07/03
- [PATCH 46/62] target/arm: Use softmmu tlbs for page table walking, Richard Henderson, 2022/07/03
- [PATCH 47/62] target/arm: Hoist check for disabled stage2 translation., Richard Henderson, 2022/07/03
- [PATCH 48/62] target/arm: Split out get_phys_addr_twostage, Richard Henderson, 2022/07/03
- [PATCH 49/62] target/arm: Use bool consistently for get_phys_addr subroutines, Richard Henderson, 2022/07/03
- [PATCH 50/62] target/arm: Only use ARMMMUIdx_Stage1* for two-stage translation, Richard Henderson, 2022/07/03
- [PATCH 51/62] target/arm: Add ptw_idx argument to S1_ptw_translate, Richard Henderson, 2022/07/03
- [PATCH 53/62] target/arm: Extract HA and HD in aa64_va_parameters, Richard Henderson, 2022/07/03
- [PATCH 52/62] target/arm: Add isar predicates for FEAT_HAFDBS, Richard Henderson, 2022/07/03
- [PATCH 54/62] target/arm: Split out S1TranslateResult type, Richard Henderson, 2022/07/03
- [PATCH 55/62] target/arm: Move be test for regime into S1TranslateResult,
Richard Henderson <=
- [PATCH 56/62] target/arm: Move S1_ptw_translate outside arm_ld[lq]_ptw, Richard Henderson, 2022/07/03
- [PATCH 57/62] target/arm: Add ARMFault_UnsuppAtomicUpdate, Richard Henderson, 2022/07/03
- [PATCH 58/62] target/arm: Remove loop from get_phys_addr_lpae, Richard Henderson, 2022/07/03
- [PATCH 59/62] target/arm: Fix fault reporting in get_phys_addr_lpae, Richard Henderson, 2022/07/03
- [PATCH 61/62] target/arm: Consider GP an attribute in get_phys_addr_lpae, Richard Henderson, 2022/07/03
- [PATCH 60/62] target/arm: Don't shift attrs in get_phys_addr_lpae, Richard Henderson, 2022/07/03
- [PATCH 62/62] target/arm: Implement FEAT_HAFDBS, Richard Henderson, 2022/07/03
- Re: [PATCH 00/62] target/arm: Implement FEAT_HAFDBS, Peter Maydell, 2022/07/04