From 58771921af60ede4beb35a4f0871014704405029 Mon Sep 17 00:00:00 2001 From: Anton Johansson Date: Fri, 19 Jan 2024 15:40:04 +0100 Subject: include/exec: Move PAGE_* macros to common header These don't vary across targets and are used in soon-to-be common code (cputlb.c). Signed-off-by: Anton Johansson Message-Id: <20240119144024.14289-15-anjo@rev.ng> Reviewed-by: Richard Henderson Signed-off-by: Richard Henderson --- include/exec/cpu-common.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'include/exec/cpu-common.h') diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 3109c6b..608708e 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -206,4 +206,34 @@ G_NORETURN void cpu_loop_exit_atomic(CPUState *cpu, uintptr_t pc); G_NORETURN void cpu_loop_exit(CPUState *cpu); G_NORETURN void cpu_loop_exit_restore(CPUState *cpu, uintptr_t pc); +/* same as PROT_xxx */ +#define PAGE_READ 0x0001 +#define PAGE_WRITE 0x0002 +#define PAGE_EXEC 0x0004 +#define PAGE_BITS (PAGE_READ | PAGE_WRITE | PAGE_EXEC) +#define PAGE_VALID 0x0008 +/* + * Original state of the write flag (used when tracking self-modifying code) + */ +#define PAGE_WRITE_ORG 0x0010 +/* + * Invalidate the TLB entry immediately, helpful for s390x + * Low-Address-Protection. Used with PAGE_WRITE in tlb_set_page_with_attrs() + */ +#define PAGE_WRITE_INV 0x0020 +/* For use with page_set_flags: page is being replaced; target_data cleared. */ +#define PAGE_RESET 0x0040 +/* For linux-user, indicates that the page is MAP_ANON. */ +#define PAGE_ANON 0x0080 + +/* Target-specific bits that will be used via page_get_flags(). */ +#define PAGE_TARGET_1 0x0200 +#define PAGE_TARGET_2 0x0400 + +/* + * For linux-user, indicates that the page is mapped with the same semantics + * in both guest and host. + */ +#define PAGE_PASSTHROUGH 0x0800 + #endif /* CPU_COMMON_H */ -- cgit v1.1