32 lines
1.0 KiB
C
32 lines
1.0 KiB
C
#ifndef _KERNEL_SYS_MM_H
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#define _KERNEL_SYS_MM_H
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#include <libk/std.h>
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#if defined(__x86_64__)
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#include <amd64/mm.h>
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#endif
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#define MM_PG_PRESENT (1 << 0)
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#define MM_PG_RW (1 << 1)
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#define MM_PG_USER (1 << 2)
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#define MM_PD_RELOAD (1 << 30)
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#define MM_PD_LOCK (1 << 31)
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uintptr_t mm_alloc_user_pd_phys (void);
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void mm_reload (void);
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void mm_map_page (struct pd* pd, uintptr_t paddr, uintptr_t vaddr, uint32_t flags);
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void mm_map_kernel_page (uintptr_t paddr, uintptr_t vaddr, uint32_t flags);
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void mm_unmap_page (struct pd* pd, uintptr_t vaddr, uint32_t flags);
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void mm_unmap_kernel_page (uintptr_t vaddr, uint32_t flags);
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void mm_lock_kernel (void);
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void mm_unlock_kernel (void);
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bool mm_validate (struct pd* pd, uintptr_t vaddr, uint32_t flags);
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bool mm_validate_buffer (struct pd* pd, uintptr_t vaddr, size_t size, uint32_t flags);
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uintptr_t mm_p2v (struct pd* pd, uintptr_t paddr, uint32_t flags);
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uintptr_t mm_v2p (struct pd* pd, uintptr_t vaddr, uint32_t flags);
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struct pd* mm_get_kernel_pd (void);
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void mm_init (void);
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#endif // _KERNEL_SYS_MM_H
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