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| author | Anton Johansson <anjo@rev.ng> | 2024-01-19 15:40:04 +0100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2024-01-29 07:06:03 +1000 |
| commit | 58771921af60ede4beb35a4f0871014704405029 (patch) | |
| tree | 714b6aae51e5ad539d7a063f4e67894b281eeed4 /include/exec/cpu-common.h | |
| parent | f7ee94f05fe2385e591dc6c8aadd1253e7055490 (diff) | |
| download | focaccia-qemu-58771921af60ede4beb35a4f0871014704405029.tar.gz focaccia-qemu-58771921af60ede4beb35a4f0871014704405029.zip | |
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 <anjo@rev.ng> Message-Id: <20240119144024.14289-15-anjo@rev.ng> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/exec/cpu-common.h')
| -rw-r--r-- | include/exec/cpu-common.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 3109c6b67d..608708ea48 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 */ |