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📄 cfw.c

📁 这是一下精电5.7寸屏在WINCE5.0下的显示驱动
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		RETAILMSG(1,(TEXT("::: SYSINTR_SDMMC    OEMInterruptDisable\r\n")));
		break;        

	case SYSINTR_SDMMC_SDIO_INTERRUPT:
		s2410INT->rINTMSK &= ~BIT_MMC;
		RETAILMSG(1,(TEXT("::: SYSINTR_SDMMC_SDIO_INTERRUPT    OEMInterruptEnable\r\n")));		
		break;

	case SYSINTR_SDMMC_CARD_DETECT:
		s2410IOP->rEINTPEND  = (1 << 18);
		s2410IOP->rEINTMASK &= ~(1 << 18);
		s2410INT->rSRCPND	= BIT_EINT8_23;
		if (s2410INT->rINTPND & BIT_EINT8_23) s2410INT->rINTPND = BIT_EINT8_23; 
		s2410INT->rINTMSK  &= ~BIT_EINT8_23;
		RETAILMSG(1,(TEXT("::: SYSINTR_SDMMC_CARD_DETECT    OEMInterruptEnable\r\n")));
		break;     

    case SYSINTR_TOUCH:
		//RETAILMSG(0,(TEXT("OEMInterruptEnable:TOUCH\n\r\n")));
        break;
	
    case SYSINTR_TOUCH_CHANGED:
		//RETAILMSG(0,(TEXT("OEMInterruptEnable:TOUCH CHANGED\r\n\r\n")));
		s2410INT->rINTMSK &= ~BIT_ADC;
		s2410INT->rINTSUBMSK &= ~INTSUB_TC;
        break;

	case SYSINTR_KEYBOARD:	// Keyboard on EINT1.
/*
		s2410INT->rSRCPND  = BIT_EINT1;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_EINT1) s2410INT->rINTPND = BIT_EINT1;
*/
               // modified by m.j.y
		s2410INT->rINTMSK &= ~BIT_EINT0;
		s2410INT->rINTMSK &= ~BIT_EINT2;
		s2410INT->rINTMSK  &= ~BIT_EINT8_23;
		s2410IOP->rEINTMASK &= ~(1 << 19);
		s2410IOP->rEINTMASK &= ~(1 << 11);
		break;

	case SYSINTR_SERIAL:	// Serial port.
		s2410INT->rSUBSRCPND  = (INTSUB_RXD0 | INTSUB_TXD0 | INTSUB_ERR0);
		s2410INT->rINTSUBMSK &= ~INTSUB_RXD0;
		s2410INT->rINTSUBMSK &= ~INTSUB_TXD0;
		s2410INT->rINTSUBMSK &= ~INTSUB_ERR0;
		s2410INT->rSRCPND     = BIT_UART0;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_UART0) s2410INT->rINTPND = BIT_UART0;
		s2410INT->rINTMSK    &= ~BIT_UART0;
		break;

	case SYSINTR_IR:		// IrDA.
		s2410INT->rSUBSRCPND  = (INTSUB_RXD2 | INTSUB_TXD2 | INTSUB_ERR2);
		s2410INT->rINTSUBMSK &= ~INTSUB_RXD2;
		s2410INT->rINTSUBMSK &= ~INTSUB_TXD2;
		s2410INT->rINTSUBMSK &= ~INTSUB_ERR2;
		s2410INT->rSRCPND     = BIT_UART2;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_UART2) s2410INT->rINTPND = BIT_UART2;
		s2410INT->rINTMSK    &= ~BIT_UART2;
		break;

/*
	case SYSINTR_AUDIO:		// Audio controller (the controller uses both DMA1 and DMA2 interrupts).
		// DMA1 (input).
		//
		s2410INT->rSRCPND  = BIT_DMA1;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_DMA1) s2410INT->rINTPND = BIT_DMA1;
		s2410INT->rINTMSK &= ~BIT_DMA1;
		// DMA2 (output).
		//
		s2410INT->rSRCPND  = BIT_DMA2;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_DMA2) s2410INT->rINTPND = BIT_DMA2;
		s2410INT->rINTMSK &= ~BIT_DMA2;
		break;
*/

	case SYSINTR_AUDIO:		// Audio controller (the controller uses both DMA1 and DMA2 interrupts).
		// DMA1 (input).
		//
		//s2410INT->rSRCPND  = BIT_DMA1;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		//if (s2410INT->rINTPND & BIT_DMA1) s2410INT->rINTPND = BIT_DMA1;
		s2410INT->rINTMSK &= ~BIT_DMA1;
		// DMA2 (output).
		//
		//s2410INT->rSRCPND  = BIT_DMA2;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		//if (s2410INT->rINTPND & BIT_DMA2) s2410INT->rINTPND = BIT_DMA2;
		s2410INT->rINTMSK &= ~BIT_DMA2;
		break;


	case SYSINTR_ADC:
		//return(FALSE);
		break;

    case SYSINTR_PCMCIA_LEVEL:	// PCMCIA data on EINT8.
		s2410INT->rINTMSK  &= ~BIT_EINT8_23;
		//s2410INT->rSRCPND  = BIT_EINT8_23;
		//s2410INT->rINTPND  = BIT_EINT8_23;
		s2410IOP->rEINTMASK &= ~0x100;
		//s2410IOP->rEINTPEND  = 0x100;
		RETAILMSG(1,(TEXT("::: SYSINTR_PCMCIA_LEVEL    OEMInterruptEnable\r\n")));
		break;

	case SYSINTR_PCMCIA_EDGE:
		//return(FALSE);
		break;

	case SYSINTR_PCMCIA_STATE:	// PCMCIA insertion interrupt.
		s2410INT->rSRCPND  = BIT_EINT3;  // to clear the previous pending states
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_EINT3) s2410INT->rINTPND = BIT_EINT3;
		s2410INT->rINTMSK &= ~BIT_EINT3;
		RETAILMSG(1,(TEXT("::: SYSINTR_PCMCIA_STATE    OEMInterruptEnable\r\n")));
		break;

	case SYSINTR_TIMING:
		//return(FALSE);
		break;

    case SYSINTR_ETHER:			// Ethernet on EINT9.
		s2410IOP->rEINTPEND   = 0x200;
		s2410IOP->rEINTMASK  &= ~0x200;
		s2410INT->rSRCPND     = BIT_EINT8_23;	// by shim
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_EINT8_23) s2410INT->rINTPND = BIT_EINT8_23;
		s2410INT->rINTMSK    &= ~BIT_EINT8_23;
        break;

    case SYSINTR_DM9000:			// Ethernet on EINT14.
		s2410IOP->rEINTPEND   = 0x4000;
		s2410IOP->rEINTMASK  &= ~0x4000;
		s2410INT->rSRCPND     = BIT_EINT8_23;	// by shim
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_EINT8_23) s2410INT->rINTPND = BIT_EINT8_23;
		s2410INT->rINTMSK    &= ~BIT_EINT8_23;
        break;

#if 0
	case SYSINTR_USB:
   		// USB host interrupt enable bit. by hjcho
   		s2410INT->rINTMSK &= ~BIT_USBH;
   		break;

	case SYSINTR_USBD:
   		s2410INT->rINTMSK &= ~BIT_USBD;
		//RETAILMSG(1,(TEXT("::: SYSINTR_USBD     OEMInterruptEnable\r\n")));
   		break;
#else
	case SYSINTR_USB:			// USB host.
		s2410INT->rSRCPND  = BIT_USBH;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_USBH) s2410INT->rINTPND = BIT_USBH;
		s2410INT->rINTMSK &= ~BIT_USBH;
		break;

	case SYSINTR_USBD:
		s2410INT->rSRCPND  = BIT_USBD;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_USBD) s2410INT->rINTPND = BIT_USBD;
		s2410INT->rINTMSK &= ~BIT_USBD;
		break;
#endif

/*	case SYSINTR_POWER:
		s2410INT->rSRCPND  = BIT_EINT0;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_EINT0) s2410INT->rINTPND = BIT_EINT0;
		s2410INT->rINTMSK &= ~BIT_EINT0;
		s2410INT->rSRCPND  = BIT_EINT2;
		// S3C2410X Developer Notice (page 4) warns against writing a 1 to a 0 bit in the INTPND register.
		if (s2410INT->rINTPND & BIT_EINT2) s2410INT->rINTPND = BIT_EINT2;
		s2410INT->rINTMSK &= ~BIT_EINT2;
		break;     
*/
	default:
		bRet = FALSE;	/* unsupported interrupt value */
		//return(FALSE);
        break;
	}
    
	INTERRUPTS_ON();
    	
    return bRet;
    
	//return(TRUE);
}



//------------------------------------------------------------------------------
//  
//  @func   BOOL | OEMInterruptDisable | Disable a hardware interrupt
//  @rdesc  none
//  @comm   OEMInterruptDisable is called by the Kernel when a device driver
//          calls <f InterruptDisable>. The system is not preemtible when this
//          function is called.
//  @xref   <l Overview.Windows CE Kernel OEM Interface> <f InterruptDisable>
//  
//------------------------------------------------------------------------------
void 
OEMInterruptDisable(DWORD idInt)	// @parm Interrupt ID to be disabled. See <t Interrupt ID's>
									// for the list of possible values.
{
	volatile INTreg *s2410INT = (INTreg *)INT_BASE;
	volatile IOPreg *s2410IOP = (IOPreg *)IOP_BASE;
	volatile MMCreg *s2410SDIO = (MMCreg *)MMC_BACE;

    INTERRUPTS_OFF();

	switch (idInt) 
	{
	case SYSINTR_BREAK:		// There is no halt button on P2.
		break;

    case SYSINTR_DMA0:
        s2410INT->rINTMSK |= BIT_DMA0; // SDIO DMA interrupt
		//RETAILMSG(1,(TEXT("::: SYSINTR_DMA0    OEMInterruptDisable\r\n")));
		break;

	case SYSINTR_SDMMC:
		s2410INT->rINTMSK |= BIT_MMC;
		//RETAILMSG(1,(TEXT("::: SYSINTR_SDMMC    OEMInterruptDisable\r\n")));
		break;

	case SYSINTR_SDMMC_SDIO_INTERRUPT:
		s2410INT->rINTMSK |= BIT_MMC;
		s2410SDIO->rSDIINTMSK &= ~(0x1<<12);		// interrupt from SDIO card
		//RETAILMSG(1,(TEXT("::: SYSINTR_SDMMC_SDIO_INTERRUPT    OEMInterruptDisable\r\n")));
		break;

	case SYSINTR_SDMMC_CARD_DETECT:
		s2410IOP->rEINTMASK |= (1 << 18);
		s2410INT->rINTMSK    |= BIT_EINT8_23;
		//RETAILMSG(1,(TEXT("::: SYSINTR_SDMMC_CARD_DETECT    OEMInterruptDisable\r\n")));
		break;        


	case SYSINTR_TOUCH:
	    break;
	
	case SYSINTR_TOUCH_CHANGED:
		s2410INT->rINTMSK |= BIT_ADC;
		s2410INT->rINTSUBMSK |= INTSUB_TC;
	    break;

	case SYSINTR_KEYBOARD:
	// modified by m.j.y
		s2410INT->rINTMSK |= BIT_EINT0;
		s2410INT->rINTMSK |= BIT_EINT2;
		s2410IOP->rEINTMASK |= (1 << 11);
		s2410IOP->rEINTMASK |= (1 << 19);
		s2410INT->rINTMSK    |= BIT_EINT8_23;
		break;

	case SYSINTR_SERIAL:
		s2410INT->rINTMSK    |= BIT_UART0;
		s2410INT->rINTSUBMSK |= INTSUB_RXD0;
		s2410INT->rINTSUBMSK |= INTSUB_TXD0;
		s2410INT->rINTSUBMSK |= INTSUB_ERR0;
		break;

	case SYSINTR_IR:
		s2410INT->rINTMSK    |= BIT_UART2;
		s2410INT->rINTSUBMSK |= INTSUB_RXD2;
		s2410INT->rINTSUBMSK |= INTSUB_TXD2;
		s2410INT->rINTSUBMSK |= INTSUB_ERR2;
		break;

	case SYSINTR_AUDIO:
        s2410INT->rINTMSK |= BIT_DMA1;	// Audio input DMA.
		s2410INT->rINTMSK |= BIT_DMA2;	// Audio output DMA.
		break;

	case SYSINTR_ADC:
		break;

    case SYSINTR_PCMCIA_LEVEL:
		s2410IOP->rEINTMASK |= 0x100;
		s2410INT->rINTMSK   |= BIT_EINT8_23;
		//RETAILMSG(1,(TEXT("::: SYSINTR_PCMCIA_LEVEL    OEMInterruptDisable\r\n")));
        break;

	case SYSINTR_PCMCIA_EDGE:
		break;

	case SYSINTR_PCMCIA_STATE:
		s2410INT->rINTMSK |= BIT_EINT3;
		//RETAILMSG(1,(TEXT("::: SYSINTR_PCMCIA_STATE    OEMInterruptDisable\r\n")));
		break;

    case SYSINTR_ETHER:
		s2410INT->rINTMSK   |= BIT_EINT8_23;
		s2410IOP->rEINTMASK |= 0x200;
        break;        

    case SYSINTR_DM9000:
		s2410INT->rINTMSK   |= BIT_EINT8_23;
		s2410IOP->rEINTMASK |= 0x4000;
        break;        

	case SYSINTR_USB:
		s2410INT->rINTMSK |= BIT_USBH;
		break;
        		
	case SYSINTR_USBD:
		s2410INT->rINTMSK |= BIT_USBD;
		//RETAILMSG(1,(TEXT("::: SYSINTR_USBD    OEMInterruptDisable\r\n")));
		break;
        
/*	case SYSINTR_POWER:
		s2410INT->rINTMSK |= BIT_EINT0;
		s2410INT->rINTMSK |= BIT_EINT2;
		break;        
*/
	default:
		break;
	}
	INTERRUPTS_ON();
}


//------------------------------------------------------------------------------
//  
//  @func   BOOL | OEMInterruptDone | Signal completion of interrupt processing
//  @rdesc  none
//  @comm   OEMInterruptDone is called by the Kernel when a device driver
//          calls <f InterruptDone>. The system is not preemtible when this
//          function is called.
//  @xref   <l Overview.Kernel Interrupt Support> <f InterruptDone>
//  
//------------------------------------------------------------------------------
void 
OEMInterruptDone(DWORD idInt)	// @parm Interrupt ID. See <t Interrupt ID's>
                    			// for the list of possible values.
{
	volatile INTreg *s2410INT	= (INTreg *)INT_BASE;
	volatile IOPreg *s2410IOP	= (IOPreg *)IOP_BASE;   
	DWORD			submask; 

	INTERRUPTS_OFF();
	
	switch (idInt) 
	{

    case SYSINTR_DMA0:
        s2410INT->rINTMSK &= ~BIT_DMA0; // SDIO DMA interrupt
		//RETAILMSG(1,(TEXT("::: SYSINTR_DMA0    OEMInterruptDone\r\n")));

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