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🐛 修复了无法切换进程、无法进行浮点运算的bug（将main.c中的init函数名进行修改）

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This commit is contained in:
fslongjin
2022-02-12 22:14:51 +08:00
parent 26c23e0e65
commit d1671bc121
19 changed files with 501 additions and 391 deletions
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28
kernel/mm/mm.h
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@ -29,7 +29,6 @@
// 虚拟地址与物理地址转换
#define virt_2_phys(addr) ((unsigned long)(addr)-KERNEL_BASE_ADDR)
#define phys_2_virt(addr) ((unsigned long *)((unsigned long)(addr) + KERNEL_BASE_ADDR))
#define Phy_To_Virt(addr) ((unsigned long *)((unsigned long)(addr) + KERNEL_BASE_ADDR))
#define Virt_To_2M_Page(kaddr) (memory_management_struct.pages_struct + (virt_2_phys(kaddr) >> PAGE_2M_SHIFT))
#define Phy_to_2M_Page(kaddr) (memory_management_struct.pages_struct + ((unsigned long)(kaddr) >> PAGE_2M_SHIFT))
@ -219,6 +218,8 @@ struct Page *alloc_pages(unsigned int zone_select, int num, ul flags);
*/
unsigned long page_clean(struct Page *page);
/**
* @brief 内存页表结构体
*
@ -226,4 +227,27 @@ unsigned long page_clean(struct Page *page);
typedef struct
{
unsigned long pml4t;
} pml4t_t;
} pml4t_t;
#define mk_pml4t(addr, attr) ((unsigned long)(addr) | (unsigned long)(attr))
#define set_pml4t(mpl4tptr, mpl4tval) (*(mpl4tptr) = (mpl4tval))
typedef struct
{
unsigned long pdpt;
} pdpt_t;
#define mk_pdpt(addr, attr) ((unsigned long)(addr) | (unsigned long)(attr))
#define set_pdpt(pdptptr, pdptval) (*(pdptptr) = (pdptval))
typedef struct
{
unsigned long pdt;
} pdt_t;
#define mk_pdt(addr, attr) ((unsigned long)(addr) | (unsigned long)(attr))
#define set_pdt(pdtptr, pdtval) (*(pdtptr) = (pdtval))
typedef struct
{
unsigned long pt;
} pt_t;
#define mk_pt(addr, attr) ((unsigned long)(addr) | (unsigned long)(attr))
#define set_pt(ptptr, ptval) (*(ptptr) = (ptval))