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Clean up AMD64 memory management code, remove dependency on pd.lock

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This commit is contained in:
Kamil Kowalczyk
2026-01-27 19:03:03 +01:00
parent 8bda300f6a
commit a3b62ebd3d
14 changed files with 104 additions and 178 deletions
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20
kernel/sys/mm.h
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@@ -2,6 +2,7 @@
#define _KERNEL_SYS_MM_H
#include <libk/std.h>
#include <sync/spin_lock.h>
#if defined(__x86_64__)
#include <amd64/mm.h>
@@ -10,21 +11,18 @@
#define MM_PG_PRESENT (1 << 0)
#define MM_PG_RW (1 << 1)
#define MM_PG_USER (1 << 2)
#define MM_PD_RELOAD (1 << 30)
#define MM_PD_LOCK (1 << 31)
uintptr_t mm_alloc_user_pd_phys (void);
void mm_reload (void);
void mm_kernel_lock (spin_lock_ctx_t* ctx);
void mm_kernel_unlock (spin_lock_ctx_t* ctx);
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);
bool mm_validate (struct pd* pd, uintptr_t vaddr, uint32_t flags);
bool mm_validate_buffer (struct pd* pd, uintptr_t vaddr, size_t size, uint32_t flags);
uintptr_t mm_p2v (struct pd* pd, uintptr_t paddr, uint32_t flags);
uintptr_t mm_v2p (struct pd* pd, uintptr_t vaddr, uint32_t flags);
void mm_unmap_page (struct pd* pd, uintptr_t vaddr);
void mm_unmap_kernel_page (uintptr_t vaddr);
bool mm_validate (struct pd* pd, uintptr_t vaddr);
bool mm_validate_buffer (struct pd* pd, uintptr_t vaddr, size_t size);
uintptr_t mm_p2v (struct pd* pd, uintptr_t paddr);
uintptr_t mm_v2p (struct pd* pd, uintptr_t vaddr);
struct pd* mm_get_kernel_pd (void);
void mm_init (void);