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authorRichard Henderson <richard.henderson@linaro.org>2021-02-12 10:48:54 -0800
committerPeter Maydell <peter.maydell@linaro.org>2021-02-16 13:08:25 +0000
commitbfd0572f43eea3162949fef02b4fd3fd6a3871d4 (patch)
treea58309e7adb915f2d44188b5b904a6014d8e3fc1 /linux-user/aarch64/target_syscall.h
parent16c849784873d10d0da257d698e391fddea1f0e4 (diff)
linux-user/aarch64: Implement PR_MTE_TCF and PR_MTE_TAG
These prctl fields are required for the function of MTE. Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20210212184902.1251044-24-richard.henderson@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'linux-user/aarch64/target_syscall.h')
-rw-r--r--linux-user/aarch64/target_syscall.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/linux-user/aarch64/target_syscall.h b/linux-user/aarch64/target_syscall.h
index 820601dfcc..76f6c3391d 100644
--- a/linux-user/aarch64/target_syscall.h
+++ b/linux-user/aarch64/target_syscall.h
@@ -33,5 +33,14 @@ struct target_pt_regs {
#define TARGET_PR_SET_TAGGED_ADDR_CTRL 55
#define TARGET_PR_GET_TAGGED_ADDR_CTRL 56
# define TARGET_PR_TAGGED_ADDR_ENABLE (1UL << 0)
+/* MTE tag check fault modes */
+# define TARGET_PR_MTE_TCF_SHIFT 1
+# define TARGET_PR_MTE_TCF_NONE (0UL << TARGET_PR_MTE_TCF_SHIFT)
+# define TARGET_PR_MTE_TCF_SYNC (1UL << TARGET_PR_MTE_TCF_SHIFT)
+# define TARGET_PR_MTE_TCF_ASYNC (2UL << TARGET_PR_MTE_TCF_SHIFT)
+# define TARGET_PR_MTE_TCF_MASK (3UL << TARGET_PR_MTE_TCF_SHIFT)
+/* MTE tag inclusion mask */
+# define TARGET_PR_MTE_TAG_SHIFT 3
+# define TARGET_PR_MTE_TAG_MASK (0xffffUL << TARGET_PR_MTE_TAG_SHIFT)
#endif /* AARCH64_TARGET_SYSCALL_H */