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([122.255.60.245]) by smtp.gmail.com with ESMTPSA id im22-20020a170902bb1600b0016a3f9e528asm13569112plb.57.2022.07.03.01.25.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Jul 2022 01:25:07 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org Subject: [PATCH 14/62] target/arm: Use GetPhysAddrResult in get_phys_addr_pmsav7 Date: Sun, 3 Jul 2022 13:53:31 +0530 Message-Id: <20220703082419.770989-15-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220703082419.770989-1-richard.henderson@linaro.org> References: <20220703082419.770989-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::533; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x533.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- target/arm/ptw.c | 36 +++++++++++++++++------------------- 1 file changed, 17 insertions(+), 19 deletions(-) diff --git a/target/arm/ptw.c b/target/arm/ptw.c index f2e429574d..4b69ecb1b9 100644 --- a/target/arm/ptw.c +++ b/target/arm/ptw.c @@ -1509,17 +1509,16 @@ static bool pmsav7_use_background_region(ARMCPU *cpu, ARMMMUIdx mmu_idx, static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, MMUAccessType access_type, ARMMMUIdx mmu_idx, - hwaddr *phys_ptr, int *prot, - target_ulong *page_size, + GetPhysAddrResult *result, ARMMMUFaultInfo *fi) { ARMCPU *cpu = env_archcpu(env); int n; bool is_user = regime_is_user(env, mmu_idx); - *phys_ptr = address; - *page_size = TARGET_PAGE_SIZE; - *prot = 0; + result->phys = address; + result->page_size = TARGET_PAGE_SIZE; + result->prot = 0; if (regime_translation_disabled(env, mmu_idx) || m_is_ppb_region(env, address)) { @@ -1531,7 +1530,7 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, * which always does a direct read using address_space_ldl(), rather * than going via this function, so we don't need to check that here. */ - get_phys_addr_pmsav7_default(env, mmu_idx, address, prot); + get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot); } else { /* MPU enabled */ for (n = (int)cpu->pmsav7_dregion - 1; n >= 0; n--) { /* region search */ @@ -1573,7 +1572,7 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, if (ranges_overlap(base, rmask, address & TARGET_PAGE_MASK, TARGET_PAGE_SIZE)) { - *page_size = 1; + result->page_size = 1; } continue; } @@ -1611,7 +1610,7 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, continue; } if (rsize < TARGET_PAGE_BITS) { - *page_size = 1 << rsize; + result->page_size = 1 << rsize; } break; } @@ -1622,7 +1621,7 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, fi->type = ARMFault_Background; return true; } - get_phys_addr_pmsav7_default(env, mmu_idx, address, prot); + get_phys_addr_pmsav7_default(env, mmu_idx, address, &result->prot); } else { /* a MPU hit! */ uint32_t ap = extract32(env->pmsav7.dracr[n], 8, 3); uint32_t xn = extract32(env->pmsav7.dracr[n], 12, 1); @@ -1639,16 +1638,16 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, case 5: break; /* no access */ case 3: - *prot |= PAGE_WRITE; + result->prot |= PAGE_WRITE; /* fall through */ case 2: case 6: - *prot |= PAGE_READ | PAGE_EXEC; + result->prot |= PAGE_READ | PAGE_EXEC; break; case 7: /* for v7M, same as 6; for R profile a reserved value */ if (arm_feature(env, ARM_FEATURE_M)) { - *prot |= PAGE_READ | PAGE_EXEC; + result->prot |= PAGE_READ | PAGE_EXEC; break; } /* fall through */ @@ -1664,16 +1663,16 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, case 1: case 2: case 3: - *prot |= PAGE_WRITE; + result->prot |= PAGE_WRITE; /* fall through */ case 5: case 6: - *prot |= PAGE_READ | PAGE_EXEC; + result->prot |= PAGE_READ | PAGE_EXEC; break; case 7: /* for v7M, same as 6; for R profile a reserved value */ if (arm_feature(env, ARM_FEATURE_M)) { - *prot |= PAGE_READ | PAGE_EXEC; + result->prot |= PAGE_READ | PAGE_EXEC; break; } /* fall through */ @@ -1686,14 +1685,14 @@ static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address, /* execute never */ if (xn) { - *prot &= ~PAGE_EXEC; + result->prot &= ~PAGE_EXEC; } } } fi->type = ARMFault_Permission; fi->level = 1; - return !(*prot & (1 << access_type)); + return !(result->prot & (1 << access_type)); } bool pmsav8_mpu_lookup(CPUARMState *env, uint32_t address, @@ -2416,8 +2415,7 @@ bool get_phys_addr(CPUARMState *env, target_ulong address, } else if (arm_feature(env, ARM_FEATURE_V7)) { /* PMSAv7 */ ret = get_phys_addr_pmsav7(env, address, access_type, mmu_idx, - &result->phys, &result->prot, - &result->page_size, fi); + result, fi); } else { /* Pre-v7 MPU */ ret = get_phys_addr_pmsav5(env, address, access_type, mmu_idx, -- 2.34.1