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Extract page-protection definitions from "exec/cpu-all.h" to "exec/page-protection.h". The list of files requiring the new header was generated using: $ git grep -wE \ 'PAGE_(READ|WRITE|EXEC|RWX|VALID|ANON|RESERVED|TARGET_.|PASSTHROUGH)' Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Acked-by: Nicholas Piggin <npiggin@gmail.com> Acked-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20240427155714.53669-3-philmd@linaro.org>pull/266/head
59 changed files with 100 additions and 30 deletions
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/*
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* QEMU page protection definitions. |
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* |
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* Copyright (c) 2003 Fabrice Bellard |
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* |
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* SPDX-License-Identifier: LGPL-2.1+ |
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*/ |
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#ifndef EXEC_PAGE_PROT_COMMON_H |
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#define EXEC_PAGE_PROT_COMMON_H |
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/* same as PROT_xxx */ |
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#define PAGE_READ 0x0001 |
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#define PAGE_WRITE 0x0002 |
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#define PAGE_EXEC 0x0004 |
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#define PAGE_RWX (PAGE_READ | PAGE_WRITE | PAGE_EXEC) |
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#define PAGE_VALID 0x0008 |
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/*
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* Original state of the write flag (used when tracking self-modifying code) |
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*/ |
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#define PAGE_WRITE_ORG 0x0010 |
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/*
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* Invalidate the TLB entry immediately, helpful for s390x |
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* Low-Address-Protection. Used with PAGE_WRITE in tlb_set_page_with_attrs() |
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*/ |
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#define PAGE_WRITE_INV 0x0020 |
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/* For use with page_set_flags: page is being replaced; target_data cleared. */ |
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#define PAGE_RESET 0x0040 |
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/* For linux-user, indicates that the page is MAP_ANON. */ |
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#define PAGE_ANON 0x0080 |
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/* Target-specific bits that will be used via page_get_flags(). */ |
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#define PAGE_TARGET_1 0x0200 |
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#define PAGE_TARGET_2 0x0400 |
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/*
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* For linux-user, indicates that the page is mapped with the same semantics |
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* in both guest and host. |
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*/ |
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#define PAGE_PASSTHROUGH 0x0800 |
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#endif |
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