39 lines
887 B
C
39 lines
887 B
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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#include <sync/spin_lock.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_PG_NOCACHE (1 << 3)
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uintptr_t mm_alloc_user_pd_phys(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);
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void mm_unmap_kernel_page(uintptr_t vaddr);
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bool mm_validate(struct pd* pd, uintptr_t vaddr);
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bool mm_validate_buffer(struct pd* pd, uintptr_t vaddr, size_t size);
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uintptr_t mm_p2v(struct pd* pd, uintptr_t paddr);
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uintptr_t mm_v2p(struct pd* pd, uintptr_t vaddr);
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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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