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Matheus
30 lines
1.1 KiB
C
30 lines
1.1 KiB
C
#ifndef _MM_H
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#define _MM_H
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#include <kernel/page.h>
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#include <kernel/vfs.h>
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#include <kernel/vmm.h>
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extern size_t mm_cache_cached_pages;
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void mm_cache_init(void);
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int mm_cache_get_page(vnode_t *vnode, uintmax_t offset, page_t **res);
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int mm_cache_take_page(page_t *page);
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int mm_cache_make_dirty(page_t *page);
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int mm_cache_truncate(vnode_t *vnode, uintmax_t offset);
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int mm_cache_sync_vnode(vnode_t *vnode, uintmax_t startoffset, size_t size);
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int mm_cache_push_page(vnode_t *vnode, uintmax_t offset, page_t *page);
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int mm_cache_sync(void);
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int mm_cache_evict(page_t *page);
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void mm_range_init(void);
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vmmrange_t *mm_alloc_range(void);
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void mm_free_range(vmmrange_t *range);
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vmmrange_t *mm_get_range(vmmspace_t *space, void *addr);
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void *mm_get_free_range(vmmspace_t *space, void *addr, size_t size);
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void mm_insert_range(vmmspace_t *space, vmmrange_t *new_range);
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void mm_destroy_range(vmmrange_t *range, uintmax_t offset, size_t size, int flags);
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int mm_change_range(vmmspace_t *space, void *address, size_t size, bool free, int flags, mmuflags_t new_mmuflags);
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#endif
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