/kernel/trunk/arch/ia32/include/interrupt.h |
---|
92,12 → 92,12 |
extern void (* enable_irqs_function)(__u16 irqmask); |
extern void (* eoi_function)(void); |
extern void PRINT_INFO_ERRCODE(istate_t *istate); |
extern void null_interrupt(int n, istate_t *istate); |
extern void gp_fault(int n, istate_t *istate); |
extern void nm_fault(int n, istate_t *istate); |
extern void ss_fault(int n, istate_t *istate); |
extern void simd_fp_exception(int n, istate_t *istate); |
extern void page_fault(int n, istate_t *istate); |
extern void syscall(int n, istate_t *istate); |
extern void tlb_shootdown_ipi(int n, istate_t *istate); |
/kernel/trunk/arch/ia32/include/mm/page.h |
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90,6 → 90,20 |
#include <arch/mm/frame.h> |
#include <typedefs.h> |
/* Page fault error codes. */ |
/** When bit on this position is 0, the page fault was caused by a not-present page. */ |
#define PFERR_CODE_P (1<<0) |
/** When bit on this position is 1, the page fault was caused by a write. */ |
#define PFERR_CODE_RW (1<<1) |
/** When bit on this position is 1, the page fault was caused in user mode. */ |
#define PFERR_CODE_US (1<<2) |
/** When bit on this position is 1, a reserved bit was set in page directory. */ |
#define PFERR_CODE_RSVD (1<<3) |
/** Page Table Entry. */ |
struct page_specifier { |
unsigned present : 1; |
138,6 → 152,7 |
} |
extern void page_arch_init(void); |
extern void page_fault(int n, istate_t *istate); |
#endif /* __ASM__ */ |