00001 #ifndef _PA_Interrupt
00002 #define _PA_Interrupt
00003
00004
00011 typedef void(*funcpointer)(void);
00012
00013 extern volatile bool PA_Newframe;
00014
00015 extern volatile bool PA_vblok;
00016
00017
00018 extern u32 PA_CPU;
00019 extern u32 PA_MaxCPU;
00020 extern u32 PA_lines;
00021 extern u8 PA_VBLCount;
00022 extern u8 PA_nVBLs;
00023
00024
00025
00026
00027 #ifndef REG_IME
00028 #define REG_IME *(u32*)0x04000208
00029 #endif
00030 #ifndef REG_IE
00031 #define REG_IE *(u32*)0x04000210
00032 #endif
00033 #ifndef REG_IF
00034 #define REG_IF *(u32*)0x04000214
00035 #endif
00036
00037
00038 #define REG_INTERRUPT IRQ_HANDLER //*(u32*)0x3007FFC
00039 #define REG_DISPSTAT DISP_SR //*(u16*)0x4000004
00040
00041
00042 #define REG_VCOUNT _REG16(0x04000006)
00043
00044
00045 #define INTVBLANK 0x0001
00046 #define INTHBLANK 0x0002
00047 #define INTVCOUNT 0x0004
00048 #define INTTIMER0 0x0008
00049 #define INTTIMER1 0x0010
00050 #define INTTIMER2 0x0020
00051 #define INTTIMER3 0x0040
00052 #define INTCOM 0x0080
00053 #define INTDMA0 0x0100
00054 #define INTDMA1 0x0200
00055 #define INTDMA2 0x0400
00056 #define INTDMA3 0x0800
00057 #define INTBUTTON 0x1000
00058 #define INTCART 0x2000
00059
00060 #define INT_VBLANK 0
00061 #define INT_HBLANK 1
00062 #define INT_VCOUNT 2
00063 #define INT_TIMER0 3
00064 #define INT_TIMER1 4
00065 #define INT_TIMER2 5
00066 #define INT_TIMER3 6
00067 #define INT_COM 7
00068 #define INT_DMA0 8
00069 #define INT_DMA1 9
00070 #define INT_DMA2 10
00071 #define INT_DMA3 11
00072 #define INT_KEY 12
00073 #define INT_CART 13
00074
00075 #define ENABLE_VBLANK 8
00076 #define ENABLE_HBLANK 16
00077 #define ENABLE_VCOUNT 32
00078
00079
00080
00081
00082 #define TIMER0COUNT *(volatile u16 *)(0x04000100)
00083 #define TIMER0CNT *(volatile u16 *)(0x04000102)
00084 #define TIMER0CNT_TIMER_START (TIMER0CNT |= 0x0080)
00085 #define TIMER0CNT_IRQ_ENABLE (TIMER0CNT |= 0x0040)
00086 #define PA_EnableTimer0() {TIMER0CNT_TIMER_START; TIMER0CNT_IRQ_ENABLE;}
00087
00088 #define TIMER0CNT_TIMER_STOP (TIMER0CNT &= 0xFF7F)
00089 #define TIMER0CNT_IRQ_DISABLE (TIMER0CNT &= 0xFFBF)
00090 #define PA_DisableTimer0() {TIMER0CNT_TIMER_STOP; TIMER0CNT_IRQ_DISABLE;}
00091
00092
00093 #define TIMER1COUNT *(volatile u16 *)(0x04000104)
00094 #define TIMER1CNT *(volatile u16 *)(0x04000106)
00095 #define TIMER1CNT_TIMER_START (TIMER1CNT |= 0x0080)
00096 #define TIMER1CNT_IRQ_ENABLE (TIMER1CNT |= 0x0040)
00097 #define PA_EnableTimer1() {TIMER1CNT_TIMER_START; TIMER1CNT_IRQ_ENABLE;}
00098
00099 #define TIMER1CNT_TIMER_STOP (TIMER1CNT &= 0xFF7F)
00100 #define TIMER1CNT_IRQ_DISABLE (TIMER1CNT &= 0xFFBF)
00101 #define PA_DisableTimer1() {TIMER1CNT_TIMER_STOP; TIMER1CNT_IRQ_DISABLE;}
00102
00103
00104 #define TIMER2COUNT *(volatile u16 *)(0x04000108)
00105 #define TIMER2CNT *(volatile u16 *)(0x0400010A)
00106 #define TIMER2CNT_TIMER_START (TIMER2CNT |= 0x0080)
00107 #define TIMER2CNT_IRQ_ENABLE (TIMER2CNT |= 0x0040)
00108 #define PA_EnableTimer2() {TIMER2CNT_TIMER_START; TIMER2CNT_IRQ_ENABLE;}
00109
00110 #define TIMER2CNT_TIMER_STOP (TIMER2CNT &= 0xFF7F)
00111 #define TIMER2CNT_IRQ_DISABLE (TIMER2CNT &= 0xFFBF)
00112 #define PA_DisableTimer2() {TIMER2CNT_TIMER_STOP; TIMER2CNT_IRQ_DISABLE;}
00113
00114
00115 #define TIMER3COUNT *(volatile u16 *)(0x0400010C)
00116 #define TIMER3CNT *(volatile u16 *)(0x0400010E)
00117 #define TIMER3CNT_TIMER_START (TIMER3CNT |= 0x0080)
00118 #define TIMER3CNT_IRQ_ENABLE (TIMER3CNT |= 0x0040)
00119 #define PA_EnableTimer3() {TIMER3CNT_TIMER_START; TIMER3CNT_IRQ_ENABLE;}
00120
00121 #define TIMER3CNT_TIMER_STOP (TIMER3CNT &= 0xFF7F)
00122 #define TIMER3CNT_IRQ_DISABLE (TIMER3CNT &= 0xFFBF)
00123 #define PA_DisableTimer3() {TIMER3CNT_TIMER_STOP; TIMER3CNT_IRQ_DISABLE;}
00124
00125
00126
00127
00128 extern funcpointer interruptfunc[14];
00129
00130
00131 void interruptfunction(void);
00132
00146 #define PA_InitVBL() PA_StartInt(INT_VBLANK, PA_vblFunc)
00147
00154 void PA_ResetInterrupts(void);
00155
00169 void PA_StartInt(u8 inter, funcpointer interfunc);
00170
00171
00180 void PA_StopInt(u8 inter);
00181
00182
00188 #define PA_GetVcount() (REG_VCOUNT&511)
00189
00195 void PA_vblFunc(void);
00196
00198
00199
00200 #endif
00201
00202