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 #ifndef REG_IME
00027 #define REG_IME *(u32*)0x04000208
00028 #endif
00029 #ifndef REG_IE
00030 #define REG_IE *(u32*)0x04000210
00031 #endif
00032 #ifndef REG_IF
00033 #define REG_IF *(u32*)0x04000214
00034 #endif
00035
00036
00037 #define REG_INTERRUPT IRQ_HANDLER //*(u32*)0x3007FFC
00038 #define REG_DISPSTAT DISP_SR //*(u16*)0x4000004
00039
00040
00041 #define REG_VCOUNT _REG16(0x04000006)
00042
00043
00044 #define INTVBLANK 0x0001
00045 #define INTHBLANK 0x0002
00046 #define INTVCOUNT 0x0004
00047 #define INTTIMER0 0x0008
00048 #define INTTIMER1 0x0010
00049 #define INTTIMER2 0x0020
00050 #define INTTIMER3 0x0040
00051 #define INTCOM 0x0080
00052 #define INTDMA0 0x0100
00053 #define INTDMA1 0x0200
00054 #define INTDMA2 0x0400
00055 #define INTDMA3 0x0800
00056 #define INTBUTTON 0x1000
00057 #define INTCART 0x2000
00058
00059 #define INT_VBLANK 0
00060 #define INT_HBLANK 1
00061 #define INT_VCOUNT 2
00062 #define INT_TIMER0 3
00063 #define INT_TIMER1 4
00064 #define INT_TIMER2 5
00065 #define INT_TIMER3 6
00066 #define INT_COM 7
00067 #define INT_DMA0 8
00068 #define INT_DMA1 9
00069 #define INT_DMA2 10
00070 #define INT_DMA3 11
00071 #define INT_KEY 12
00072 #define INT_CART 13
00073
00074 #define ENABLE_VBLANK 8
00075 #define ENABLE_HBLANK 16
00076 #define ENABLE_VCOUNT 32
00077
00078
00079
00080
00081 #define TIMER0COUNT *(volatile u16 *)(0x04000100)
00082 #define TIMER0CNT *(volatile u16 *)(0x04000102)
00083 #define TIMER0CNT_TIMER_START (TIMER0CNT |= 0x0080)
00084 #define TIMER0CNT_IRQ_ENABLE (TIMER0CNT |= 0x0040)
00085 #define PA_EnableTimer0() {TIMER0CNT_TIMER_START; TIMER0CNT_IRQ_ENABLE;}
00086
00087 #define TIMER0CNT_TIMER_STOP (TIMER0CNT &= 0xFF7F)
00088 #define TIMER0CNT_IRQ_DISABLE (TIMER0CNT &= 0xFFBF)
00089 #define PA_DisableTimer0() {TIMER0CNT_TIMER_STOP; TIMER0CNT_IRQ_DISABLE;}
00090
00091
00092 #define TIMER1COUNT *(volatile u16 *)(0x04000104)
00093 #define TIMER1CNT *(volatile u16 *)(0x04000106)
00094 #define TIMER1CNT_TIMER_START (TIMER1CNT |= 0x0080)
00095 #define TIMER1CNT_IRQ_ENABLE (TIMER1CNT |= 0x0040)
00096 #define PA_EnableTimer1() {TIMER1CNT_TIMER_START; TIMER1CNT_IRQ_ENABLE;}
00097
00098 #define TIMER1CNT_TIMER_STOP (TIMER1CNT &= 0xFF7F)
00099 #define TIMER1CNT_IRQ_DISABLE (TIMER1CNT &= 0xFFBF)
00100 #define PA_DisableTimer1() {TIMER1CNT_TIMER_STOP; TIMER1CNT_IRQ_DISABLE;}
00101
00102
00103 #define TIMER2COUNT *(volatile u16 *)(0x04000108)
00104 #define TIMER2CNT *(volatile u16 *)(0x0400010A)
00105 #define TIMER2CNT_TIMER_START (TIMER2CNT |= 0x0080)
00106 #define TIMER2CNT_IRQ_ENABLE (TIMER2CNT |= 0x0040)
00107 #define PA_EnableTimer2() {TIMER2CNT_TIMER_START; TIMER2CNT_IRQ_ENABLE;}
00108
00109 #define TIMER2CNT_TIMER_STOP (TIMER2CNT &= 0xFF7F)
00110 #define TIMER2CNT_IRQ_DISABLE (TIMER2CNT &= 0xFFBF)
00111 #define PA_DisableTimer2() {TIMER2CNT_TIMER_STOP; TIMER2CNT_IRQ_DISABLE;}
00112
00113
00114 #define TIMER3COUNT *(volatile u16 *)(0x0400010C)
00115 #define TIMER3CNT *(volatile u16 *)(0x0400010E)
00116 #define TIMER3CNT_TIMER_START (TIMER3CNT |= 0x0080)
00117 #define TIMER3CNT_IRQ_ENABLE (TIMER3CNT |= 0x0040)
00118 #define PA_EnableTimer3() {TIMER3CNT_TIMER_START; TIMER3CNT_IRQ_ENABLE;}
00119
00120 #define TIMER3CNT_TIMER_STOP (TIMER3CNT &= 0xFF7F)
00121 #define TIMER3CNT_IRQ_DISABLE (TIMER3CNT &= 0xFFBF)
00122 #define PA_DisableTimer3() {TIMER3CNT_TIMER_STOP; TIMER3CNT_IRQ_DISABLE;}
00123
00124
00125
00126
00127 extern funcpointer interruptfunc[14];
00128
00129
00130 void interruptfunction(void);
00131
00145 #define PA_InitVBL() PA_StartInt(INT_VBLANK, PA_vblFunc)
00146
00153 void PA_ResetInterrupts(void);
00154
00168 void PA_StartInt(u8 inter, funcpointer interfunc);
00169
00170
00179 void PA_StopInt(u8 inter);
00180
00181
00187 #define PA_GetVcount() (REG_VCOUNT&511)
00188
00194 void PA_vblFunc(void);
00195
00197
00198
00199 #endif
00200
00201