src/jerry.h

   1 //
   2 // JERRY.H: Header file
   3 //
   4
   5 #ifndef __JERRY_H__
   6 #define __JERRY_H__
   7
   8 //#include "types.h"
   9 #include "memory.h"
  10
  11 void JERRYInit(void);
  12 void JERRYReset(void);
  13 void JERRYDone(void);
  14 void JERRYDumpIORegistersToLog(void);
  15
  16 uint8_t JERRYReadByte(uint32_t offset, uint32_t who = UNKNOWN);
  17 uint16_t JERRYReadWord(uint32_t offset, uint32_t who = UNKNOWN);
  18 void JERRYWriteByte(uint32_t offset, uint8_t data, uint32_t who = UNKNOWN);
  19 void JERRYWriteWord(uint32_t offset, uint16_t data, uint32_t who = UNKNOWN);
  20
  21 void JERRYExecPIT(uint32_t cycles);
  22 void JERRYI2SExec(uint32_t cycles);
  23
  24 int JERRYGetPIT1Frequency(void);
  25 int JERRYGetPIT2Frequency(void);
  26
  27 // 68000 Interrupt bit positions (enabled at $F10020)
  28
  29 //enum { IRQ2_EXTERNAL = 0, IRQ2_DSP, IRQ2_TIMER1, IRQ2_TIMER2, IRQ2_ASI, IRQ2_SSI };
  30 enum { IRQ2_EXTERNAL=0x01, IRQ2_DSP=0x02, IRQ2_TIMER1=0x04, IRQ2_TIMER2=0x08, IRQ2_ASI=0x10, IRQ2_SSI=0x20 };
  31
  32 bool JERRYIRQEnabled(int irq);
  33 void JERRYSetPendingIRQ(int irq);
  34
  35 // This should stay inside this file, but it's here for now...
  36 // Need to set up an interface function so that this can go back
  37 void JERRYI2SCallback(void);
  38
  39 // External variables
  40
  41 //extern uint32_t JERRYI2SInterruptDivide;
  42 extern int32_t JERRYI2SInterruptTimer;
  43
  44 #endif