Routix/include/routix/8259.h

   1 /* 8259.h */
   2
   3 #ifndef __SYSTEM
   4 #include "routix/system.h"
   5 #endif
   6
   7 #define PIC1_A0 0x20
   8 #define PIC1_A1 0x21
   9 #define PIC2_A0 0xa0
  10 #define PIC2_A1 0xa1
  11
  12
  13 void enable_irq (byte irqn);
  14 void disable_irq (byte irqn);
  15
  16 void inicializarPics(unsigned char int1, unsigned char int2);
  17 void mascarasPics(unsigned char mask1, unsigned char mask2);
  18
  19
  20
  21 #define endOfInterrupt() outportb(PIC1_A0,0x20)