diff options
| author | Loic Guegan <manzerbredes@mailbox.org> | 2021-04-13 18:09:43 +0200 |
|---|---|---|
| committer | Loic Guegan <manzerbredes@mailbox.org> | 2021-04-13 18:09:43 +0200 |
| commit | e1e75aa387b1bc2b80df1895131fa9d446bba9ac (patch) | |
| tree | 12b5a3b412ab4d4c6a24ea894025d6dbf65b8ac1 /src/core/paging.h | |
| parent | 5a9a57177f730d1c00ab2b47f91e5ea2660a4f77 (diff) | |
Cleaning code
Diffstat (limited to 'src/core/paging.h')
| -rw-r--r-- | src/core/paging.h | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/core/paging.h b/src/core/paging.h index ad3671e..1526101 100644 --- a/src/core/paging.h +++ b/src/core/paging.h @@ -3,19 +3,24 @@ #define PAGING_CR0_BIT 0x80000000 #define PAGING_PAGE_SIZE 4096 -#define PAGING_MAX_PAGES 2048 +#define PAGING_MAX_PAGES 2048 // At least 1024 for the kernel #if PAGING_MAX_PAGES%1024>0 #define PAGING_MAX_DIR_ENTRY PAGING_MAX_PAGES/1024+1 #else #define PAGING_MAX_DIR_ENTRY PAGING_MAX_PAGES/1024 #endif -/* +/** * Configure and enable paging */ void paging_enable(); - +/** + * Allocate a new page and return its address + */ char* paging_allocate_next_page(); +/** + * Set usage status of a page + */ void paging_set_usage(int addr,char state); /** * Create a new page directory containing @@ -23,4 +28,8 @@ void paging_set_usage(int addr,char state); */ char *paging_allocate(int p); void paging_dump(int min,int max); +/** + * Handler of page fault + */ +void paging_page_fault(); #endif
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