void Isr_Init(void)
{
int i = 0;
intregs = S3C24X0_GetBase_INTERRUPT();
for (i = 0; i < sizeof(isr_handle_array) / sizeof(isr_handle_array[0]); i++ )
{
isr_handle_array[i] = Dummy_isr;
}
intregs->INTMOD=0x0; // All=IRQ mode
intregs->INTMSK=BIT_ALLMSK; // All interrupt is masked.
//pISR_URXD0=(unsigned)Uart0_RxInt;
//rINTMSK=~(BIT_URXD0); //enable UART0 RX Default value=0xffffffff
isr_handle_array[ISR_TIMER4_OFT] = IsrTimer4;
isr_handle_array[ISR_WDT_OFT] = IsrWatchdog;
#ifdef CONFIG_USB_DEVICE
isr_handle_array[ISR_USBD_OFT] = IsrUsbd;
isr_handle_array[ISR_DMA2_OFT] = IsrDma2;
ClearPending(BIT_DMA2);
ClearPending(BIT_USBD);
#endif
}
void usb_init_slave(void)
{
char *mode;
int i;
U8 key;
U32 mpll_val, upll_val, divn_upll=0;
extern int bBootFrmNORFlash(void);
/* start add by ll ,replace the Port_Init() */
gpioregs = S3C24X0_GetBase_GPIO();
gpioregs->GPGCON = 0xfd95ffba; /* thisway.diy, GPG12-->OUTPUT, GPG9-->OUTPUT for FS2410, as USB Device enable */
gpioregs->GPGUP = 0xffff; // The pull up function is disabled GPG[15:0]
gpioregs->GPGDAT &= ~(1<<12); /* disable USB Device, enable later, thisway.diy */
/* end ll */
clk_powerregs = S3C24X0_GetBase_CLOCK_POWER();
usbdevregs = S3C24X0_GetBase_USB_DEVICE();
dmaregs = S3C24X0_GetBase_DMAS();
udelay(100000);
#if 0
// USB device detection control
rGPGCON &= ~(3<<24);
rGPGCON |= (1<<24); // output
rGPGUP |= (1<<12); // pullup disable
rGPGDAT |= (1<<12); // output
#endif
//ChangeUPllValue(60,4,2); // 48MHz
//for(i=0; i<7; i++);
//ChangeClockDivider(13,12);
//ChangeMPllValue(97,1,2); //296Mhz
Isr_Init();
gpioregs->MISCCR=gpioregs->MISCCR&~(1<<3); // USBD is selected instead of USBH1
gpioregs->MISCCR=gpioregs->MISCCR&~(1<<13); // USB port 1 is enabled.
//
// USBD should be initialized first of all.
//
isUsbdSetConfiguration=0;
#if 0
UsbdMain();
MMU_Init(); //MMU should be reconfigured or turned off for the debugger,
//After downloading, MMU should be turned off for the MMU based program,such as WinCE.
#else
//thisway.diy MMU_EnableICache();
UsbdMain();
udelay(100000);
gpioregs->GPGDAT |= ((1<<9) | (1<<12)); /* enable USB Device, thisway.diy */
gpioregs->GPBDAT |= (1<<9); /* enable USB Device, thisway.diy */
gpioregs->GPCDAT |= (1<<5); /* enable USB Device, thisway.diy */
#endif
#if USBDMA
mode="DMA";
#else
mode="Int";
#endif
// CLKOUT0/1 select.
//printf("CLKOUT0:MPLL in, CLKOUT1:RTC clock.\n");
//Clk0_Enable(0); // 0:MPLLin, 1:UPLL, 2:FCLK, 3:HCLK, 4:PCLK, 5:DCLK0
//Clk1_Enable(2); // 0:MPLLout, 1:UPLL, 2:RTC, 3:HCLK, 4:PCLK, 5:DCLK1
// Clk0_Disable();
// Clk1_Disable();
mpll_val = clk_powerregs->MPLLCON;
upll_val = clk_powerregs->UPLLCON;
if (0) //(!bBootFrmNORFlash())
{
S3C24X0_INTERRUPT * intregs;
intregs = S3C24X0_GetBase_INTERRUPT();
printf("UPLLVal [M:%xh,P:%xh,S:%xh]\n", (upll_val&(0xff<<12))>>12,(upll_val&(0x3f<<4))>>4,(upll_val&0x3));
printf("MPLLVal [M:%xh,P:%xh,S:%xh]\n", (mpll_val&(0xff<<12))>>12,(mpll_val&(0x3f<<4))>>4,(mpll_val&0x3));
printf("CLKDIVN:%xh\n", clk_powerregs->CLKDIVN);
intregs->INTSUBMSK = 0x3ff;
gpioregs->GPBDAT = 0x740;
gpioregs->GPCDAT = 0x20;
gpioregs->GPGDAT = 0xba2c;
printf("\nINTMOD = %x\n", intregs->INTMOD);
printf("INTMSK = %x\n", intregs->INTMSK);
printf("INTSUBMSK = %x\n", intregs->INTSUBMSK);
printf("\nGPBCON = %x\n", gpioregs->GPBCON);
printf("GPBDAT = %x\n", gpioregs->GPBDAT);
printf("GPCCON = %x\n", gpioregs->GPCCON);
printf("GPCDAT = %x\n", gpioregs->GPCDAT);
printf("GPGCON = %x\n", gpioregs->GPGCON);
printf("GPGDAT = %x\n", gpioregs->GPGDAT);
/*
printf("\n\n");
printf("+---------------------------------------------+\n");
printf("| S3C2440A USB Downloader ver R0.03 2004 Jan |\n");
printf("+---------------------------------------------+\n");
// printf("FCLK=%4.1fMHz,%s mode\n",FCLK/1000000.,mode);
printf("USB: IN_ENDPOINT:1 OUT_ENDPOINT:3\n");
printf("FORMAT: <ADDR(DATA):4>+<SIZE(n+10):4>+<DATA:n>+<CS:2>\n");
printf("NOTE: Power off/on or press the reset button for 1 sec\n");
printf(" in order to get a valid USB device address.\n");
printf("\n");
*/
}
void s3c2410_irq(void)
{
S3C24X0_INTERRUPT * irq = S3C24X0_GetBase_INTERRUPT();
u_int32_t intpnd = irq->INTPND;
}
void do_irq (struct pt_regs *pt_regs)
{
S3C24X0_INTERRUPT * irq = S3C24X0_GetBase_INTERRUPT();
u_int32_t intpnd = irq->INTPND;
}
void maskintr()
{
S3C24X0_INTERRUPT *const intr = S3C24X0_GetBase_INTERRUPT();
intr->INTMSK = 0xffffffff;
intr->INTSUBMSK = 0xffff;
}