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[PATCH v2 44/66] target/arm: Enable TARGET_PAGE_ENTRY_EXTRA
From: |
Richard Henderson |
Subject: |
[PATCH v2 44/66] target/arm: Enable TARGET_PAGE_ENTRY_EXTRA |
Date: |
Mon, 22 Aug 2022 08:27:19 -0700 |
Copy attrs and sharability, into the TLB. This will eventually
be used by S1_ptw_translate to report stage1 translation failures,
and by do_ats_write to fill in PAR_EL1.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/arm/cpu-param.h | 8 ++++++++
target/arm/tlb_helper.c | 3 +++
2 files changed, 11 insertions(+)
diff --git a/target/arm/cpu-param.h b/target/arm/cpu-param.h
index 08681828ac..118ca0e5c0 100644
--- a/target/arm/cpu-param.h
+++ b/target/arm/cpu-param.h
@@ -30,6 +30,14 @@
*/
# define TARGET_PAGE_BITS_VARY
# define TARGET_PAGE_BITS_MIN 10
+
+/*
+ * Cache the attrs and sharability fields from the page table entry.
+ */
+# define TARGET_PAGE_ENTRY_EXTRA \
+ uint8_t pte_attrs; \
+ uint8_t shareability;
+
#endif
#define NB_MMU_MODES 8
diff --git a/target/arm/tlb_helper.c b/target/arm/tlb_helper.c
index 49601394ec..353edbeb1d 100644
--- a/target/arm/tlb_helper.c
+++ b/target/arm/tlb_helper.c
@@ -236,6 +236,9 @@ bool arm_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
arm_tlb_mte_tagged(&res.f.attrs) = true;
}
+ res.f.pte_attrs = res.cacheattrs.attrs;
+ res.f.shareability = res.cacheattrs.shareability;
+
tlb_set_page_full(cs, mmu_idx, address, &res.f);
return true;
} else if (probe) {
--
2.34.1
- [PATCH v2 38/66] accel/tcg: Drop addr member from SavedIOTLB, (continued)
- [PATCH v2 38/66] accel/tcg: Drop addr member from SavedIOTLB, Richard Henderson, 2022/08/22
- [PATCH v2 39/66] accel/tcg: Suppress auto-invalidate in probe_access_internal, Richard Henderson, 2022/08/22
- [PATCH v2 35/66] target/arm: Split out get_phys_addr_disabled, Richard Henderson, 2022/08/22
- [PATCH v2 40/66] accel/tcg: Introduce probe_access_full, Richard Henderson, 2022/08/22
- [PATCH v2 41/66] accel/tcg: Introduce tlb_set_page_full, Richard Henderson, 2022/08/22
- [PATCH v2 48/66] target/arm: Add ARMMMUIdx_Phys_{S,NS}, Richard Henderson, 2022/08/22
- [PATCH v2 43/66] include/exec: Introduce TARGET_PAGE_ENTRY_EXTRA, Richard Henderson, 2022/08/22
- [PATCH v2 42/66] target/arm: Use tlb_set_page_full, Richard Henderson, 2022/08/22
- [PATCH v2 46/66] target/arm: Use probe_access_full for BTI, Richard Henderson, 2022/08/22
- [PATCH v2 50/66] target/arm: Use softmmu tlbs for page table walking, Richard Henderson, 2022/08/22
- [PATCH v2 44/66] target/arm: Enable TARGET_PAGE_ENTRY_EXTRA,
Richard Henderson <=
- [PATCH v2 49/66] target/arm: Move ARMMMUIdx_Stage2 to a real tlb mmu_idx, Richard Henderson, 2022/08/22
- [PATCH v2 47/66] include/exec: Remove target_tlb_bitN from MemTxAttrs, Richard Henderson, 2022/08/22
- [PATCH v2 55/66] target/arm: Add ptw_idx argument to S1_ptw_translate, Richard Henderson, 2022/08/22
- [PATCH v2 45/66] target/arm: Use probe_access_full for MTE, Richard Henderson, 2022/08/22
- [PATCH v2 56/66] target/arm: Add isar predicates for FEAT_HAFDBS, Richard Henderson, 2022/08/22
- [PATCH v2 51/66] target/arm: Hoist check for disabled stage2 translation., Richard Henderson, 2022/08/22
- [PATCH v2 58/66] target/arm: Split out S1TranslateResult type, Richard Henderson, 2022/08/22
- [PATCH v2 53/66] target/arm: Use bool consistently for get_phys_addr subroutines, Richard Henderson, 2022/08/22
- [PATCH v2 52/66] target/arm: Split out get_phys_addr_twostage, Richard Henderson, 2022/08/22
- [PATCH v2 64/66] target/arm: Don't shift attrs in get_phys_addr_lpae, Richard Henderson, 2022/08/22