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Commit 2007ceec authored by h2-addad's avatar h2-addad
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#ifndef USERPROG_EXCEPTION_H
#define USERPROG_EXCEPTION_H
/* Page fault error code bits that describe the cause of the exception. */
#define PF_P 0x1 /* 0: not-present page. 1: access rights violation. */
#define PF_W 0x2 /* 0: read, 1: write. */
#define PF_U 0x4 /* 0: kernel, 1: user process. */
void exception_init (void);
void exception_print_stats (void);
#endif /* userprog/exception.h */
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