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APIC, HPET, virtual memory

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This commit is contained in:
Kamil Kowalczyk
2025-12-22 19:36:43 +01:00
parent 741d0fb9b0
commit 7b33d0757a
13 changed files with 495 additions and 3 deletions
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16
kernel/sys/mm.h
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@@ -1,8 +1,24 @@
#ifndef _KERNEL_SYS_MM_H
#define _KERNEL_SYS_MM_H
#include <libk/std.h>
#if defined(__x86_64__)
#include <amd64/mm.h>
#endif
#define MM_PG_PRESENT (1 << 0)
#define MM_PG_RW (1 << 1)
#define MM_PG_USER (1 << 2)
#define MM_PD_LOCK (1 << 31)
void mm_map_page (struct pd* pd, uintptr_t paddr, uintptr_t vaddr,
uint32_t flags);
void mm_map_kernel_page (uintptr_t paddr, uintptr_t vaddr, uint32_t flags);
void mm_unmap_page (struct pd* pd, uintptr_t vaddr, uint32_t flags);
void mm_unmap_kernel_page (uintptr_t vaddr, uint32_t flags);
void mm_lock_kernel (void);
void mm_unlock_kernel (void);
void mm_init (void);
#endif // _KERNEL_SYS_MM_H