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Annotation of hatari/src/includes/mfp.h, revision 1.1.1.1

1.1       root        1: /*
                      2:   Hatari
                      3: */
                      4: 
                      5: // List of MFP interrupts (GPIP is General Purpose I/O Interrupt Port)
                      6: #define  MFP_EXCEPT_GPIP7           15  // Highest Priority
                      7: #define  MFP_EXCEPT_GPIP6           14
                      8: #define  MFP_EXCEPT_TIMERA          13
                      9: #define  MFP_EXCEPT_RECBUFFULL      12
                     10: #define  MFP_EXCEPT_RECERR          11
                     11: #define  MFP_EXCEPT_TRANSBUFFEMPTY  10
                     12: #define  MFP_EXCEPT_TRANSERR        9
                     13: #define  MFP_EXCEPT_TIMERB          8
                     14: 
                     15: #define  MFP_EXCEPT_GPIP5      7
                     16: #define  MFP_EXCEPT_KEYBOARD   6
                     17: #define  MFP_EXCEPT_TIMERC     5
                     18: #define  MFP_EXCEPT_TIMERD     4
                     19: #define  MFP_EXCEPT_GPIP3      3
                     20: #define  MFP_EXCEPT_GPIP2      2
                     21: #define  MFP_EXCEPT_GPIP1      1
                     22: #define  MFP_EXCEPT_GPIP0      0  // Lowest Priority
                     23: 
                     24: // MFP register defines
                     25: #define  MFP_TIMER_GPIP7_BIT  0x80
                     26: #define  MFP_TIMER_A_BIT      0x20
                     27: #define  MFP_TIMER_B_BIT      0x01
                     28: #define  MFP_FDCHDC_BIT       0x80
                     29: #define  MFP_KEYBOARD_BIT     0x40
                     30: #define MFP_TIMER_C_BIT       0x20
                     31: #define MFP_TIMER_D_BIT       0x10
                     32: 
                     33: // MFP Registers
                     34: extern unsigned char MFP_GPIP;
                     35: extern unsigned char MFP_AER,MFP_DDR;
                     36: extern unsigned char MFP_IERA,MFP_IERB;
                     37: extern unsigned char MFP_IPRA,MFP_IPRB;
                     38: extern unsigned char MFP_ISRA,MFP_ISRB;
                     39: extern unsigned char MFP_IMRA,MFP_IMRB;
                     40: extern unsigned char MFP_VR;
                     41: extern unsigned char MFP_TACR,MFP_TBCR,MFP_TCDCR;
                     42: extern unsigned char MFP_TADR,MFP_TBDR;
                     43: extern unsigned char MFP_TCDR,MFP_TDDR;
                     44: extern unsigned char MFP_TA_MAINCOUNTER;
                     45: extern unsigned char MFP_TB_MAINCOUNTER;
                     46: extern unsigned char MFP_TC_MAINCOUNTER;
                     47: extern unsigned char MFP_TD_MAINCOUNTER;
                     48: 
                     49: extern void MFP_Reset(void);
                     50: extern void MFP_MemorySnapShot_Capture(BOOL bSave);
                     51: extern void MFP_CheckPendingInterrupts(void);
                     52: extern void MFP_UpdateFlags(void);
                     53: extern void MFP_InputOnChannel(unsigned char Bit,unsigned char EnableBit,unsigned char *pPendingReg);
                     54: extern void MFP_TimerA_EventCount_Interrupt(void);
                     55: extern void MFP_TimerB_EventCount_Interrupt(void);
                     56: extern void MFP_StartTimerA(void);
                     57: extern void MFP_ReadTimerA(void);
                     58: extern void MFP_StartTimerB(void);
                     59: extern void MFP_ReadTimerB(void);
                     60: extern void MFP_StartTimerC(void);
                     61: extern void MFP_ReadTimerC(void);
                     62: extern void MFP_StartTimerD(void);
                     63: extern void MFP_ReadTimerD(void);
                     64: extern void MFP_InterruptHandler_TimerA(void);
                     65: extern void MFP_InterruptHandler_TimerB(void);
                     66: extern void MFP_InterruptHandler_TimerC(void);
                     67: extern void MFP_InterruptHandler_TimerD(void);

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