static bool interrupt_init(void) {
if(used_irq != 0xff) return true;
if(irq_Init() == false)
{
printf("irq_init fail\n"); return false;
}
if(irq_Setting(GetMCIRQ(), IRQ_LEVEL_TRIGGER + IRQ_DISABLE_INTR) == false)
{
printf("%s\n", __FUNCTION__); return false;
}
if(irq_InstallISR(GetMCIRQ(), user_int, (void*)name) == false)
{
printf("irq_install fail\n"); return false;
}
//printf("BaseAddr = %08lxh irq = %d\n\n", mc_setbaseaddr(), GetMCIRQ());
//Master_DX2();
used_irq = GetMCIRQ();
Set_MCIRQ(used_irq);
return true;
}
bool init() {
int i, crossbarBase, gpioBase;
if(io_Init() == false) return false;
timer_NowTime(); // initialize timer
CLOCKS_PER_MICROSEC = vx86_CpuCLK();
VORTEX86EX_CLOCKS_PER_MS = CLOCKS_PER_MICROSEC*1000UL;
// Set IRQ4 as level-trigger
io_outpb(0x4D0, io_inpb(0x4D0) | 0x10);
//set corssbar Base Address
crossbarBase = sb_Read16(SB_CROSSBASE) & 0xfffe;
if(crossbarBase == 0 || crossbarBase == 0xfffe)
sb_Write16(SB_CROSSBASE, CROSSBARBASE | 0x01);
// Force set HIGH speed ISA on SB
sb_Write(SB_FCREG, sb_Read(SB_FCREG) | 0x8000C000L);
//set SB GPIO Base Address
gpioBase = sb_Read16(SB_GPIOBASE) & 0xfffe;
if(gpioBase == 0 || gpioBase == 0xfffe)
{
sb_Write16(SB_GPIOBASE, GPIOCTRLBASE | 0x01);
gpioBase = GPIOCTRLBASE;
}
// Enable GPIO 0 ~ 7
io_outpdw(gpioBase, 0x00ff);
// set GPIO Port 0~7 dircetion & data Address
for(i=0;i<8;i++)
io_outpdw(gpioBase + (i+1)*4,((GPIODIRBASE + i*4)<<16) + GPIODATABASE + i*4);
// set ADC Base Address
sb_Write(0xbc, sb_Read(0xbc) & (~(1L<<28))); // active adc
sb1_Write16(0xde, sb1_Read16(0xde) | 0x02); // not Available for 8051A Access ADC
sb1_Write(0xe0, 0x0050fe00L); // baseaddr = 0xfe00, disable irq
// set MCM Base Address
set_MMIO();
mc_setbaseaddr();
for(i=0; i<4; i++)
mc_SetMode(i, MCMODE_PWM_SIFB);
if(Global_irq_Init == false)
{
// set MCM IRQ
if(irq_Init() == false)
{
printf("MCM IRQ init fail\n"); return false;
}
if(irq_Setting(GetMCIRQ(), IRQ_LEVEL_TRIGGER + IRQ_DISABLE_INTR) == false)
{
printf("MCM IRQ Setting fail\n"); return false;
}
Set_MCIRQ(GetMCIRQ());
Global_irq_Init = true;
}
//CDC
USBDEV = CreateUSBDevice();
if(USBDEV == NULL)
{
printf("init error\n");
return false;
}
usb_SetUSBPins(USBDEV, 7, 0, 7, 1);
usb_SetTimeOut(USBDEV, 0L, 500L); // USB RX timerout is 0ms and TX timeout is 500ms
if(usb_Init(USBDEV) == false)
{
printf("init2 error\n");
return false;
}
//io_Close();
return true;
}
