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include/exec: Move PAGE_* macros to common header

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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>
This commit is contained in:
Anton Johansson
2024-01-19 15:40:04 +01:00
committed by Richard Henderson
parent f7ee94f05f
commit 58771921af
2 changed files with 30 additions and 24 deletions
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30
include/exec/cpu-common.h
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@ -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 */