pwron_ir.c

M3355的源代码

#include <platform.h>

//gamble added for lg front panel
#define FALSE 0
#define TRUE 1
#define M_REQ	    (0x00000008)/* GPIO3 */
#define SPI_SCK	(0x00000010)/* GPIO4 */
#define SPI_TXD	(0x00000020)/* GPIO5 */
#define S_REQ      (0x00010000)/* GPIO16 */
#define SPI_RXD	    (0x00020000)/* GPIO17 */

#define GPIODAT	   0xff101000
#define GPIORW	   0xff101004
#define inw(a)	    (*((volatile unsigned long *)(a)))/* Input register value */
#define outw(a,v)      (*((volatile unsigned long *)(a))=(v))/* Output register value */
#define readGPIODAT()	(inw(GPIODAT))
#define readGPIORW()	(inw(GPIORW))
#define writeGPIODAT(gpiodata)	(outw(GPIODAT,gpiodata))
#define writeGPIORW(gpiorw)	(outw(GPIORW,gpiorw))
#define SET_GPIO_R(dwPorts)       (writeGPIORW(readGPIORW() & (~(dwPorts))))
#define SET_GPIO_W(dwPorts)      (writeGPIORW(readGPIORW() | (dwPorts) ))
#if(USE_244_ENABLE==1)
#define SET_GPIO_HI(dwPorts)      (writeGPIODAT(readGPIODAT()  | (dwPorts)))
#define SET_GPIO_LOW(dwPorts)   (writeGPIODAT(readGPIODAT() & (~(dwPorts))))
#else
#define SET_GPIO_HI(dwPorts) SET_GPIO_R(dwPorts)
#define SET_GPIO_LOW(dwPorts) {SET_GPIO_W(dwPorts);writeGPIODAT(readGPIODAT() & (~(dwPorts)));}
#endif
#define GET_GPIO_DATA(dwPorts) (readGPIODAT() & (dwPorts))

#define COUNTS_PER_MICROSECOND1 (25)

unsigned char frontTransmitData[28];
unsigned char frontReceiveDdata[16];

unsigned long FPMICOMPowerModeInitial();
void LGFPGPIOInitial(void);
//end for lg front panel

void DelayuSec(unsigned long w)
{
    unsigned long dw;
    unsigned long dwCountSize;
    dwCountSize=w*COUNTS_PER_MICROSECOND1;
    for(dw=0;dw<dwCountSize;dw++)
        ;
}

unsigned char SPI_SendANDReceive(unsigned char SendData)
{
    unsigned char b;
    unsigned char RecData=0;
    for(b=0;b<8;b++)
    {

        RecData>>=1;
        //SET_GPIO_W(SPI_SCK);
        SET_GPIO_LOW(SPI_SCK);//SET_GPIO_LOW(SPI_SCK);/* pull SPI_SCK low */
        if(SendData&0x01)
            SET_GPIO_HI(SPI_TXD);/* pull SPI_TXD high */
        else
        {
            //SET_GPIO_W(SPI_TXD);
            SET_GPIO_LOW(SPI_TXD);//SET_GPIO_LOW(SPI_TXD);/* pull SPI_TXD low */
        }

        DelayuSec(2);
        SET_GPIO_HI(SPI_SCK);/*pull SPI_SCK high*/
        if(GET_GPIO_DATA(SPI_RXD))
            RecData|=0x80;/* SPI_RXD=1 */
        else
            RecData&=0x7f;/* SPI_RXD=0 */
        DelayuSec(2);
        SendData>>=1;

    }
    return RecData;
}

unsigned long front_interface_trans(unsigned char byteCount)
{
    unsigned char i,verify_data,checkSum = 0, error = 0;
    DelayuSec(60);
#if(USE_244_ENABLE==1)
    SET_GPIO_W(SPI_TXD);
#endif
    //_M_REQ_LOW();
    //SET_GPIO_W(M_REQ);
    SET_GPIO_LOW(M_REQ);

    // wait 40uSec
    DelayuSec(60);

    // send command byte
    frontReceiveDdata[0] =SPI_SendANDReceive(frontTransmitData[0]);
    checkSum = checkSum ^ frontTransmitData[0];
    verify_data = frontTransmitData[0];

    // wait 40uSec
    DelayuSec(60);


    // send data byte
    for(i=1; i < byteCount-1; ++i)
    {
        // send data  byte
        frontReceiveDdata[i] = SPI_SendANDReceive(frontTransmitData[i]);
        checkSum = checkSum ^ frontTransmitData[i];
        if(frontReceiveDdata[i] != verify_data)
        {
            error = 1;
        }
        verify_data = frontTransmitData[i];

        // wait 40uSec
        DelayuSec(60);
    }

    //DelayuSec(10);

    // transmit checkSum
    frontReceiveDdata[i] = SPI_SendANDReceive(frontTransmitData[i] = checkSum);
    if(frontReceiveDdata[i] != verify_data)
    {
        error = 1;
    }

    // wait 20uSec
    DelayuSec(60);

    //_M_REQ_HIGH();
    //	SET_GPIO_R(M_REQ);
    SET_GPIO_HI(M_REQ);

    if(error)
        return FALSE;
    return TRUE;
}


unsigned long front_interface_receive(unsigned char byteCount)
{
    unsigned char i;
    unsigned char checkSum;

    DelayuSec(60);

#if(USE_244_ENABLE==1)
    SET_GPIO_W(SPI_TXD);
#endif
    //_M_REQ_LOW();
    //SET_GPIO_W(M_REQ);
    SET_GPIO_LOW(M_REQ);

    // wait 40uSec
    DelayuSec(60);

    // send command byte
    frontReceiveDdata[0] = SPI_SendANDReceive(frontTransmitData[0]);
    checkSum = frontTransmitData[0];

    // wait 40uSec
    DelayuSec(60);


    // send data byte
    for(i=1; i < byteCount-1; ++i)
    {
        // send data  byte
        frontReceiveDdata[i] = SPI_SendANDReceive(frontTransmitData[i]);
        checkSum = checkSum ^ frontReceiveDdata[i];
        // wait 40uSec
        DelayuSec(60);
    }

    //DelayuSec(20);

    frontReceiveDdata[i] = SPI_SendANDReceive(frontTransmitData[i]);
    checkSum = checkSum ^ frontReceiveDdata[i];
    DelayuSec(60);
    //SET_GPIO_R(M_REQ);
    SET_GPIO_HI(M_REQ);

    if(checkSum)
        return FALSE;

    return TRUE;
}

unsigned long FPMICOMPowerModeInitial()
{
    static unsigned char frontIF_Schedule = 0;		// for test

    SET_GPIO_R(S_REQ);
    if(!GET_GPIO_DATA(S_REQ))  //
    {
        switch(frontIF_Schedule)
        {
        case 0:
        	// Front micom status read (check if Wake-up setup is completed)
            //	flag_frontReadComplete = 0;	// status clear : Front micom initial data read(wake-up key, system switch)
            frontTransmitData[0] = 0x48;	// for read wake-up status (0x46 : read RCU data, shuttle, wakeup status)
            if(!front_interface_receive(5))
                break;
            if (frontReceiveDdata[3] & 0x80)
            {
                frontIF_Schedule = 10;		// setup completed? then next schedule : power on control
            }
            else
            {
                frontIF_Schedule++;		// setup not completed? then next schedule : Wake-up data setup
                DelayuSec(1000*100);
            }
                    	//ShowMessage("enter case 0!!\r\n");

            //while(!GET_GPIO_DATA(S_REQ));
            //DelayuSec(100);
            break;
        case 1:		// Wake up data setup
        #if (_IR==KENWOOD_IR)
            frontTransmitData[0] = 0xc9;//0xca;//0xc9;			// 9 byte communication
            frontTransmitData[1] = (REMOCON_TYPE)*16 + 3;//0x03; //0x00 + 3;			// 0x00:Toshiba Format, 3:front wakeup key 3EA
            frontTransmitData[2] = 0xff;//tbl_bit_swap[0x4b];//0xbe;//tbl_bit_swap[0x4b];	// donwload mode key 0 : menu
            frontTransmitData[3] = 0xff;//tbl_bit_swap[0x4b];//0x07;//tbl_bit_swap[0x4b];	// donwload mode key 1 : menu
            frontTransmitData[4] = 0x6d;//tbl_bit_swap[IR_Custom_Code1];//0xb4;//tbl_bit_swap[SHIR_Custom_Code1];	// remocon wake-up custom1
            frontTransmitData[5] = 0x30;//tbl_bit_swap[IR_Custom_Code2];//0xb4;//tbl_bit_swap[SHIR_Custom_Code2];	// remocon wake-up custom2
            frontTransmitData[6] = 0x89;//0x0c;//tbl_bit_swap[0x30];//0x0c;//tbl_bit_swap[0x30];	// remocon wake-up key 0 : power
            frontTransmitData[7] = 0xc8;//0x8c;//tbl_bit_swap[0x31];//0x8c;//tbl_bit_swap[0x31];	// remocon wake-up key 1 : play
            frontTransmitData[8] = 0x08;//0x6c;//tbl_bit_swap[0x36];//0x6c;//tbl_bit_swap[0x36];	// remocon wake-up key 2 ; open
        #else
            frontTransmitData[0] = 0xc9;//0xca;//0xc9;			// 9 byte communication
            frontTransmitData[1] = (REMOCON_TYPE)*16 + 3;//0x03; //0x00 + 3;			// 0x00:Toshiba Format, 3:front wakeup key 3EA
            frontTransmitData[2] = 0xff;//tbl_bit_swap[0x4b];//0xbe;//tbl_bit_swap[0x4b];	// donwload mode key 0 : menu
            frontTransmitData[3] = 0xff;//tbl_bit_swap[0x4b];//0x07;//tbl_bit_swap[0x4b];	// donwload mode key 1 : menu
            frontTransmitData[4] = 0xb4;//tbl_bit_swap[IR_Custom_Code1];//0xb4;//tbl_bit_swap[SHIR_Custom_Code1];	// remocon wake-up custom1
            frontTransmitData[5] = 0xb4;//tbl_bit_swap[IR_Custom_Code2];//0xb4;//tbl_bit_swap[SHIR_Custom_Code2];	// remocon wake-up custom2
            frontTransmitData[6] = 0x0c;//tbl_bit_swap[0x30];//0x0c;//tbl_bit_swap[0x30];	// remocon wake-up key 0 : power
            frontTransmitData[7] = 0x8c;//tbl_bit_swap[0x31];//0x8c;//tbl_bit_swap[0x31];	// remocon wake-up key 1 : play
            frontTransmitData[8] = 0x6c;//tbl_bit_swap[0x36];//0x6c;//tbl_bit_swap[0x36];	// remocon wake-up key 2 ; open
        #endif
            //frontTransmitData[9] = 0x01;
            if(!front_interface_trans(10))
                break;
            frontIF_Schedule++;				// next schedule is Wake-up setup check
                        //ShowMessage("enter case 1!!\r\n");
            while(!GET_GPIO_DATA(S_REQ));
            //DelayuSec(100);
            break;

        case 2:		// Front micom status read (check if Wake-up setup is completed)
            frontTransmitData[0] = 0x48;		// for read wake-up status (0x46 : read RCU data, shuttle, wakeup status)
            if(!front_interface_receive(5))
                break;
            if (frontReceiveDdata[3] & 0x80)
            {
                frontIF_Schedule++;		// setup completed? then next schedule is : power off request
            }
            else
            {
                frontIF_Schedule -= 1;		// setup not completed? then next schedule : Wake-up data setup
            }
            //ShowMessage("enter case 2!!\r\n");

            //while(!GET_GPIO_DATA(S_REQ));
            break;
        case 3:		// SKIP
#if(_FP==901)
            frontTransmitData[0] = 0xd0;	//command d0 :
            frontTransmitData[1] = 0x00;//tbl_bit_swap[0x0e];	//G0
            frontTransmitData[2] = 0x00;//tbl_bit_swap[0xe0];	//
            frontTransmitData[3] = 0x00;	//
            frontTransmitData[4] = 0x00;	//G1
            frontTransmitData[5] = 0x00;	//
            frontTransmitData[6] = 0x00;	//