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-rw-r--r--target/arm/cpu.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/target/arm/cpu.h b/target/arm/cpu.h
index 4106e4ae59..5f70e9e043 100644
--- a/target/arm/cpu.h
+++ b/target/arm/cpu.h
@@ -2238,6 +2238,9 @@ static inline uint64_t cpreg_to_kvm_id(uint32_t cpregid)
* RAISES_EXC is for when the read or write hook might raise an exception;
* the generated code will synchronize the CPU state before calling the hook
* so that it is safe for the hook to call raise_exception().
+ * NEWEL is for writes to registers that might change the exception
+ * level - typically on older ARM chips. For those cases we need to
+ * re-read the new el when recomputing the translation flags.
*/
#define ARM_CP_SPECIAL 0x0001
#define ARM_CP_CONST 0x0002
@@ -2257,10 +2260,11 @@ static inline uint64_t cpreg_to_kvm_id(uint32_t cpregid)
#define ARM_CP_SVE 0x2000
#define ARM_CP_NO_GDB 0x4000
#define ARM_CP_RAISES_EXC 0x8000
+#define ARM_CP_NEWEL 0x10000
/* Used only as a terminator for ARMCPRegInfo lists */
-#define ARM_CP_SENTINEL 0xffff
+#define ARM_CP_SENTINEL 0xfffff
/* Mask of only the flag bits in a type field */
-#define ARM_CP_FLAG_MASK 0xf0ff
+#define ARM_CP_FLAG_MASK 0x1f0ff
/* Valid values for ARMCPRegInfo state field, indicating which of
* the AArch32 and AArch64 execution states this register is visible in.