1 #ifndef KVM__INTERRUPT_H 2 #define KVM__INTERRUPT_H 3 4 #include <inttypes.h> 5 #include "kvm/bios.h" 6 #include "kvm/bios-export.h" 7 8 struct real_intr_desc { 9 uint16_t offset; 10 uint16_t segment; 11 } __attribute__((packed)); 12 13 #define REAL_SEGMENT_SHIFT 4 14 #define REAL_SEGMENT(addr) ((addr) >> REAL_SEGMENT_SHIFT) 15 #define REAL_INTR_SIZE (REAL_INTR_VECTORS * sizeof(struct real_intr_desc)) 16 17 struct interrupt_table { 18 struct real_intr_desc entries[REAL_INTR_VECTORS]; 19 }; 20 21 void interrupt_table__copy(struct interrupt_table *self, void *dst, unsigned int size); 22 void interrupt_table__setup(struct interrupt_table *self, struct real_intr_desc *entry); 23 void interrupt_table__set(struct interrupt_table *self, struct real_intr_desc *entry, unsigned int num); 24 25 #endif /* KVM__INTERRUPT_H */ 26