From bfd0572f43eea3162949fef02b4fd3fd6a3871d4 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Fri, 12 Feb 2021 10:48:54 -0800 Subject: 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 Signed-off-by: Richard Henderson Message-id: 20210212184902.1251044-24-richard.henderson@linaro.org Signed-off-by: Peter Maydell --- linux-user/aarch64/target_syscall.h | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'linux-user/aarch64/target_syscall.h') 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 */ -- cgit v1.2.3-55-g7522