X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/12293ed1d71cd306ed9a5d021a79ba945fe4e680..a80afdf94c94a6d1f92e11ff6add42f45ee277aa:/lunaix-os/includes/lunaix/mm/page.h diff --git a/lunaix-os/includes/lunaix/mm/page.h b/lunaix-os/includes/lunaix/mm/page.h index 446e14e..f2c45de 100644 --- a/lunaix-os/includes/lunaix/mm/page.h +++ b/lunaix-os/includes/lunaix/mm/page.h @@ -1,11 +1,7 @@ #ifndef __LUNAIX_PAGE_H #define __LUNAIX_PAGE_H #include -#include - -#define PG_SIZE_BITS 12 -#define PG_SIZE (1 << PG_SIZE_BITS) -#define PG_INDEX_BITS 10 +#include #define PG_MAX_ENTRIES 1024U #define PG_LAST_TABLE PG_MAX_ENTRIES - 1 @@ -13,14 +9,14 @@ #define PTE_NULL 0 -#define P2V(paddr) ((uintptr_t)(paddr) + HIGHER_HLF_BASE) -#define V2P(vaddr) ((uintptr_t)(vaddr)-HIGHER_HLF_BASE) +#define P2V(paddr) ((uintptr_t)(paddr) + KERNEL_MM_BASE) +#define V2P(vaddr) ((uintptr_t)(vaddr)-KERNEL_MM_BASE) #define PG_ALIGN(addr) ((uintptr_t)(addr)&0xFFFFF000UL) -#define L1_INDEX(vaddr) (uint32_t)(((uintptr_t)(vaddr)&0xFFC00000UL) >> 22) -#define L2_INDEX(vaddr) (uint32_t)(((uintptr_t)(vaddr)&0x003FF000UL) >> 12) -#define PG_OFFSET(vaddr) (uint32_t)((uintptr_t)(vaddr)&0x00000FFFUL) +#define L1_INDEX(vaddr) (u32_t)(((uintptr_t)(vaddr)&0xFFC00000UL) >> 22) +#define L2_INDEX(vaddr) (u32_t)(((uintptr_t)(vaddr)&0x003FF000UL) >> 12) +#define PG_OFFSET(vaddr) (u32_t)((uintptr_t)(vaddr)&0x00000FFFUL) #define GET_PT_ADDR(pde) PG_ALIGN(pde) #define GET_PG_ADDR(pte) PG_ALIGN(pte) @@ -70,7 +66,7 @@ typedef unsigned long ptd_t; typedef unsigned long pt_t; typedef unsigned int pt_attr; -typedef uint32_t x86_pte_t; +typedef u32_t x86_pte_t; /** * @brief 虚拟映射属性 @@ -81,7 +77,7 @@ typedef struct // 虚拟页地址 uintptr_t va; // 物理页码(如果不存在映射,则为0) - uint32_t pn; + u32_t pn; // 物理页地址(如果不存在映射,则为0) uintptr_t pa; // 映射的flags @@ -99,13 +95,13 @@ extern void __pg_mount_point; /* 四个页挂载点,两个页目录挂载点: 用于临时创建&编辑页表 */ #define PG_MOUNT_RANGE(l1_index) (701 <= l1_index && l1_index <= 703) -#define PD_MOUNT_1 0xAFC00000 -#define PD_MOUNT_2 0xAF800000 -#define PG_MOUNT_BASE 0xAF7FF000 +#define PD_MOUNT_1 (KERNEL_MM_BASE + MEM_4MB) +#define PG_MOUNT_BASE (PD_MOUNT_1 + MEM_4MB) #define PG_MOUNT_1 (PG_MOUNT_BASE) -#define PG_MOUNT_2 (PG_MOUNT_BASE - 0x1000) -#define PG_MOUNT_3 (PG_MOUNT_BASE - 0x2000) -#define PG_MOUNT_4 (PG_MOUNT_BASE - 0x3000) +#define PG_MOUNT_2 (PG_MOUNT_BASE + 0x1000) +#define PG_MOUNT_3 (PG_MOUNT_BASE + 0x2000) +#define PG_MOUNT_4 (PG_MOUNT_BASE + 0x3000) + #define PD_REFERENCED L2_BASE_VADDR #define CURPROC_PTE(vpn) \