mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
dea9104a4f
qemu/target/arm
History
Peter Maydell dea9104a4f target/arm: Handle FEAT_NV page table attribute changes 
FEAT_NV requires that when HCR_EL2.{NV,NV1} == {1,1} the handling
of some of the page table attribute bits changes for the EL1&0
translation regime:

 * for block and page descriptors:
  - bit [54] holds PXN, not UXN
  - bit [53] is RES0, and the effective value of UXN is 0
  - bit [6], AP[1], is treated as 0
 * for table descriptors, when hierarchical permissions are enabled:
  - bit [60] holds PXNTable, not UXNTable
  - bit [59] is RES0
  - bit [61], APTable[0] is treated as 0

Implement these changes to the page table attribute handling.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Miguel Luis <miguel.luis@oracle.com>
2024-01-09 14:43:51 +00:00
..
hvf system/cpus: rename qemu_mutex_lock_iothread() to bql_lock() 2024-01-08 10:45:43 -05:00
tcg target/arm: Treat LDTR* and STTR* as LDR/STR when NV, NV1 is 1, 1 2024-01-09 14:43:51 +00:00
arch_dump.c target/arm: Move feature test functions to their own header 2023-10-27 11:44:32 +01:00
arm-powerctl.c system/cpus: rename qemu_mutex_lock_iothread() to bql_lock() 2024-01-08 10:45:43 -05:00
arm-powerctl.h
arm-qmp-cmds.c target: Use generic cpu_model_from_type() 2024-01-05 16:20:14 +01:00
common-semi-target.h target/arm/common-semi-target.h: Remove unnecessary boot.h include 2023-10-19 14:32:13 +01:00
cortex-regs.c target/arm: Saturate L2CTLR_EL1 core count field rather than overflowing 2023-05-18 11:39:33 +01:00
cpregs.h target/arm: Trap sysreg accesses for FEAT_NV 2024-01-09 14:43:48 +00:00
cpu64.c target/arm/kvm: Have kvm_arm_sve_get_vls take a ARMCPU argument 2023-12-19 17:57:45 +00:00
cpu-features.h target/arm: Handle HCR_EL2 accesses for bits introduced with FEAT_NV 2024-01-09 14:43:44 +00:00
cpu-param.h target/arm: Replace TARGET_PAGE_ENTRY_EXTRA 2023-10-03 08:01:02 -07:00
cpu-qom.h target: Move ArchCPUClass definition to 'cpu.h' 2023-11-07 13:08:48 +01:00
cpu.c cpu: Call object_class_dynamic_cast() once in cpu_class_by_name() 2024-01-05 16:20:14 +01:00
cpu.h target/arm: Trap sysreg accesses for FEAT_NV 2024-01-09 14:43:48 +00:00
debug_helper.c target/arm: Make EL2 cpreg accessfns safe for FEAT_NV EL1 accesses 2024-01-09 14:43:47 +00:00
gdbstub64.c target/arm: Correct AArch64.S2MinTxSZ 32-bit EL1 input size check 2023-05-12 16:01:25 +01:00
gdbstub.c target/arm: Move feature test functions to their own header 2023-10-27 11:44:32 +01:00
helper.c target/arm: Don't honour PSTATE.PAN when HCR_EL2.{NV, NV1} == {1, 1} 2024-01-09 14:43:50 +00:00
helper.h target/arm: Implement FEAT_TIDCP1 2023-09-08 16:41:35 +01:00
hvf_arm.h hvf: add guest debugging handlers for Apple Silicon hosts 2023-06-06 10:19:30 +01:00
hyp_gdbstub.c arm: move KVM breakpoints helpers 2023-06-06 10:19:29 +01:00
idau.h
internals.h Replace "iothread lock" with "BQL" in comments 2024-01-08 10:45:43 -05:00
Kconfig target/arm: Explain why we need to select ARM_V7M 2023-05-30 15:50:17 +01:00
kvm_arm.h target/arm/kvm: Have kvm_arm_pmu_set_irq take a ARMCPU argument 2023-12-19 17:57:46 +00:00
kvm-consts.h target/arm: Remove KVM AArch32 CPU definitions 2023-04-20 10:21:15 +01:00
kvm-stub.c target/arm: Avoid bare abort() or assert(0) 2022-05-05 09:35:51 +01:00
kvm.c system/cpus: rename qemu_mutex_lock_iothread() to bql_lock() 2024-01-08 10:45:43 -05:00
machine.c target/arm: Constify VMState in machine.c 2023-12-29 11:17:30 +11:00
meson.build meson: rename config_all 2023-12-31 09:11:28 +01:00
op_addsub.h
ptw.c target/arm: Handle FEAT_NV page table attribute changes 2024-01-09 14:43:51 +00:00
syndrome.h target/arm: Set IL bit for pauth, SVE access, BTI trap syndromes 2023-11-27 14:50:13 +00:00
tcg-stubs.c target/arm: Move hflags code into the tcg directory 2023-02-27 13:27:04 +00:00
trace-events target/arm/helper: Implement CNTHCTL_EL2.CNT[VP]MASK 2023-08-22 17:31:13 +01:00
trace.h
vfp_helper.c target/arm: Move feature test functions to their own header 2023-10-27 11:44:32 +01:00