From: Peter Maydell <peter.maydell@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 10/46] target/arm: Add arm_mmu_idx_is_stage1_of_2
Date: Thu, 13 Feb 2020 14:41:09 +0000 [thread overview]
Message-ID: <20200213144145.818-11-peter.maydell@linaro.org> (raw)
In-Reply-To: <20200213144145.818-1-peter.maydell@linaro.org>
From: Richard Henderson <richard.henderson@linaro.org>
Use a common predicate for querying stage1-ness.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200208125816.14954-2-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
target/arm/internals.h | 18 ++++++++++++++++++
target/arm/helper.c | 8 +++-----
2 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/target/arm/internals.h b/target/arm/internals.h
index 6d4a942bde4..1f8ee5f573e 100644
--- a/target/arm/internals.h
+++ b/target/arm/internals.h
@@ -1034,6 +1034,24 @@ static inline ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env)
ARMMMUIdx arm_stage1_mmu_idx(CPUARMState *env);
#endif
+/**
+ * arm_mmu_idx_is_stage1_of_2:
+ * @mmu_idx: The ARMMMUIdx to test
+ *
+ * Return true if @mmu_idx is a NOTLB mmu_idx that is the
+ * first stage of a two stage regime.
+ */
+static inline bool arm_mmu_idx_is_stage1_of_2(ARMMMUIdx mmu_idx)
+{
+ switch (mmu_idx) {
+ case ARMMMUIdx_Stage1_E0:
+ case ARMMMUIdx_Stage1_E1:
+ return true;
+ default:
+ return false;
+ }
+}
+
/*
* Parameters of a given virtual address, as extracted from the
* translation control register (TCR) for a given regime.
diff --git a/target/arm/helper.c b/target/arm/helper.c
index 7d15d5c933c..57dc7a307c0 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -3261,8 +3261,7 @@ static uint64_t do_ats_write(CPUARMState *env, uint64_t value,
bool take_exc = false;
if (fi.s1ptw && current_el == 1 && !arm_is_secure(env)
- && (mmu_idx == ARMMMUIdx_Stage1_E1 ||
- mmu_idx == ARMMMUIdx_Stage1_E0)) {
+ && arm_mmu_idx_is_stage1_of_2(mmu_idx)) {
/*
* Synchronous stage 2 fault on an access made as part of the
* translation table walk for AT S1E0* or AT S1E1* insn
@@ -9285,8 +9284,7 @@ static inline bool regime_translation_disabled(CPUARMState *env,
}
}
- if ((env->cp15.hcr_el2 & HCR_DC) &&
- (mmu_idx == ARMMMUIdx_Stage1_E0 || mmu_idx == ARMMMUIdx_Stage1_E1)) {
+ if ((env->cp15.hcr_el2 & HCR_DC) && arm_mmu_idx_is_stage1_of_2(mmu_idx)) {
/* HCR.DC means SCTLR_EL1.M behaves as 0 */
return true;
}
@@ -9595,7 +9593,7 @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx,
hwaddr addr, MemTxAttrs txattrs,
ARMMMUFaultInfo *fi)
{
- if ((mmu_idx == ARMMMUIdx_Stage1_E0 || mmu_idx == ARMMMUIdx_Stage1_E1) &&
+ if (arm_mmu_idx_is_stage1_of_2(mmu_idx) &&
!regime_translation_disabled(env, ARMMMUIdx_Stage2)) {
target_ulong s2size;
hwaddr s2pa;
--
2.20.1
next prev parent reply other threads:[~2020-02-13 14:48 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-13 14:40 [PULL 00/46] target-arm queue Peter Maydell
2020-02-13 14:41 ` [PULL 01/46] i.MX: Fix inverted register bits in wdt code Peter Maydell
2020-02-13 14:41 ` [PULL 02/46] i.MX: Add support for WDT on i.MX6 Peter Maydell
2020-02-13 14:41 ` [PULL 03/46] bios-tables-test: prepare to change ARM virt ACPI DSDT Peter Maydell
2020-02-13 14:41 ` [PULL 04/46] arm/virt/acpi: remove meaningless sub device "RP0" from PCI0 Peter Maydell
2020-02-13 14:41 ` [PULL 05/46] arm/virt/acpi: remove _ADR from devices identified by _HID Peter Maydell
2020-02-13 14:41 ` [PULL 06/46] arm/acpi: fix PCI _PRT definition Peter Maydell
2020-02-13 14:41 ` [PULL 07/46] arm/acpi: fix duplicated _UID of PCI interrupt link devices Peter Maydell
2020-02-13 14:41 ` [PULL 08/46] arm/acpi: simplify the description of PCI _CRS Peter Maydell
2020-02-13 14:41 ` [PULL 09/46] virt/acpi: update golden masters for DSDT update Peter Maydell
2020-02-13 14:41 ` Peter Maydell [this message]
2020-02-13 14:41 ` [PULL 11/46] target/arm: Add mmu_idx for EL1 and EL2 w/ PAN enabled Peter Maydell
2020-02-13 14:41 ` [PULL 12/46] target/arm: Add isar_feature tests for PAN + ATS1E1 Peter Maydell
2020-02-13 14:41 ` [PULL 13/46] target/arm: Move LOR regdefs to file scope Peter Maydell
2020-02-13 14:41 ` [PULL 14/46] target/arm: Split out aarch32_cpsr_valid_mask Peter Maydell
2020-02-13 14:41 ` [PULL 15/46] target/arm: Mask CPSR_J when Jazelle is not enabled Peter Maydell
2020-02-13 14:41 ` [PULL 16/46] target/arm: Replace CPSR_ERET_MASK with aarch32_cpsr_valid_mask Peter Maydell
2020-02-13 14:41 ` [PULL 17/46] target/arm: Use aarch32_cpsr_valid_mask in helper_exception_return Peter Maydell
2020-02-13 14:41 ` [PULL 18/46] target/arm: Remove CPSR_RESERVED Peter Maydell
2020-02-13 14:41 ` [PULL 19/46] target/arm: Introduce aarch64_pstate_valid_mask Peter Maydell
2020-02-13 14:41 ` [PULL 20/46] target/arm: Update MSR access for PAN Peter Maydell
2020-02-13 14:41 ` [PULL 21/46] target/arm: Update arm_mmu_idx_el " Peter Maydell
2020-02-13 14:41 ` [PULL 22/46] target/arm: Enforce PAN semantics in get_S1prot Peter Maydell
2020-02-13 14:41 ` [PULL 23/46] target/arm: Set PAN bit as required on exception entry Peter Maydell
2020-02-13 14:41 ` [PULL 24/46] target/arm: Implement ATS1E1 system registers Peter Maydell
2020-02-13 14:41 ` [PULL 25/46] target/arm: Enable ARMv8.2-ATS1E1 in -cpu max Peter Maydell
2020-02-13 14:41 ` [PULL 26/46] target/arm: Add ID_AA64MMFR2_EL1 Peter Maydell
2020-02-13 14:41 ` [PULL 27/46] target/arm: Update MSR access to UAO Peter Maydell
2020-02-13 14:41 ` [PULL 28/46] target/arm: Implement UAO semantics Peter Maydell
2020-02-13 14:41 ` [PULL 29/46] target/arm: Enable ARMv8.2-UAO in -cpu max Peter Maydell
2020-02-13 14:41 ` [PULL 30/46] hw/arm: ast2400/ast2500: Wire up EHCI controllers Peter Maydell
2020-02-13 14:41 ` [PULL 31/46] hw/arm: ast2600: " Peter Maydell
2020-02-13 14:41 ` [PULL 32/46] hw/char/exynos4210_uart: Fix memleaks in exynos4210_uart_init Peter Maydell
2020-02-13 14:41 ` [PULL 33/46] hw/arm/raspi: Use BCM2708 machine type with pre Device Tree kernels Peter Maydell
2020-02-13 14:41 ` [PULL 34/46] hw/arm/raspi: Correct the board descriptions Peter Maydell
2020-02-13 14:41 ` [PULL 35/46] hw/arm/raspi: Extract the version from the board revision Peter Maydell
2020-02-13 14:41 ` [PULL 36/46] hw/arm/raspi: Extract the RAM size " Peter Maydell
2020-02-13 14:41 ` [PULL 37/46] hw/arm/raspi: Extract the processor type " Peter Maydell
2020-02-13 14:41 ` [PULL 38/46] hw/arm/raspi: Trivial code movement Peter Maydell
2020-02-13 14:41 ` [PULL 39/46] hw/arm/raspi: Make machines children of abstract RaspiMachineClass Peter Maydell
2020-02-13 14:41 ` [PULL 40/46] hw/arm/raspi: Make board_rev a field of RaspiMachineClass Peter Maydell
2020-02-13 14:41 ` [PULL 41/46] hw/arm/raspi: Let class_init() directly call raspi_machine_init() Peter Maydell
2020-02-13 14:41 ` [PULL 42/46] hw/arm/raspi: Set default RAM size to size encoded in board revision Peter Maydell
2020-02-13 14:41 ` [PULL 43/46] hw/arm/raspi: Extract the board model from the " Peter Maydell
2020-02-13 14:41 ` [PULL 44/46] hw/arm/raspi: Use a unique raspi_machine_class_init() method Peter Maydell
2020-02-13 14:41 ` [PULL 45/46] hw/arm/raspi: Extract the cores count from the board revision Peter Maydell
2020-02-13 14:41 ` [PULL 46/46] target/arm: Implement ARMv8.1-VMID16 extension Peter Maydell
2020-02-14 16:43 ` [PULL 00/46] target-arm queue Peter Maydell
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