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📄 57xx-init.c

📁 GM5621原代码
💻 C
📖 第 1 页 / 共 3 页
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		gm_WriteRegByte(TCON_BLANKING_HOFFSET_1, ((TConBlankingHOffset & 0xf00) >> 8));
		gm_WriteRegByte(LP_HSTART_0, TConLpHStart & 0xff);
		gm_WriteRegByte(LP_HSTART_1, ((TConLpHStart & 0xf00) >> 8));
		gm_WriteRegByte(LP_HEND_0, TConLpHEnd & 0xff);
		gm_WriteRegByte(LP_HEND_1, ((TConLpHEnd & 0xf00) >> 8));
		gm_WriteRegByte(ESP_HSTART_0, TConESPHStart & 0xff);
		gm_WriteRegByte(ESP_HSTART_1, ((TConESPHStart & 0xf00) >> 8));
		gm_WriteRegByte(ESP_WIDTH, TConESPWidth);
		gm_WriteRegByte(OSP_HSTART_0, TConOSPHStart & 0xff);
		gm_WriteRegByte(OSP_HSTART_1, ((TConOSPHStart & 0xf00) >> 8));
		gm_WriteRegByte(OSP_WIDTH, TConOSPWidth);
		gm_WriteRegByte(POL_SWITCH_TIME_0, TConPolSwitchTime & 0xff);
		gm_WriteRegByte(POL_SWITCH_TIME_1, ((TConPolSwitchTime & 0xf00) >> 8));
		gm_WriteRegByte(ROWCLK_HSTART_0, TConRowClkHStart & 0xff);
		gm_WriteRegByte(ROWCLK_HSTART_1, ((TConRowClkHStart & 0xf00) >> 8));
		gm_WriteRegByte(ROWCLK_HEND_0, TConRowClkHEnd & 0xff);
		gm_WriteRegByte(ROWCLK_HEND_1, ((TConRowClkHEnd & 0xf00) >> 8));
		gm_WriteRegByte(RSP1_VSTART_0, TConRSP1VStart & 0xff);
		gm_WriteRegByte(RSP1_VSTART_1, ((TConRSP1VStart & 0xf00) >> 8));
		gm_WriteRegByte(RSP1_WIDTH, TConRSP1Width);
		//gm_WriteRegByte(RSP2_VSTART_0, TConRSP2VStart & 0xff);
		//gm_WriteRegByte(RSP2_VSTART_1, ((TConRSP2VStart & 0xf00) >> 8));
		//gm_WriteRegByte(RSP2_WIDTH, TConRSP2Width);
		gm_WriteRegByte(ROE1_HSTART_0, TConROE1HStart & 0xff);
		gm_WriteRegByte(ROE1_HSTART_1, ((TConROE1HStart & 0xf00) >> 8));
		gm_WriteRegByte(ROE1_HEND_0, TConROE1HEnd & 0xff);
		gm_WriteRegByte(ROE1_HEND_1, ((TConROE1HEnd & 0xf00) >> 8));
      //RB_WriteByte(FILTER_CONTROL_EXT, FILTER_COEFF_CTRL),
		gm_WriteRegByte(POST_LUT_DITHER_CTRL, 0x1f);
	   	gm_WriteRegByte(HOST_CONTROL,	IPFORCE_UPDATE | DPFORCE_UPDATE);
}	   
#else  
	#error Panel Type not defined!!!
#endif //panel type
#endif //!USING_PANEL_ARRAY

//******************************************************************
// STRUCTURE    :   SystemInitBlock
// USAGE        :   Describes required initial register cotent
// DESCRIPTION  :   -Initializes system clocks
//                  -DDS's (digital PLL's)
//                  -type of update for the used registers
//                  -GPIO registers
//                  -ADC  registers
//                  -DVI registers
//                  -Display registers
//
//******************************************************************

static void _near Write_SystemInitBlock(void)
{
	/*********************************************************************/
	/*	Initialize:  PWM		                                     			*/
	/*********************************************************************/
	#if	PWM0_BRIGHTNESS == 1
	// enable output and use TCLK/512 as clock
		#ifdef PWM0_GPIOn_EN
			gm_WriteRegByte( PWM0_CONFIG,		PWM0_GPIOn_EN | PWM0_CLKSEL | PWM0_TCLK_DIV);
		#else
			gm_WriteRegByte( PWM0_CONFIG,		PWM0_CLKSEL | PWM0_TCLK_DIV);
		#endif
		gm_WriteRegByte( PWM0_PERIOD,		0xFF); // set period to max ie. about 54.62 hz for 14.318 Mhz tclk
	#else
		gm_WriteRegByte( PWM0_CONFIG, 		0x00); // configure pmw0 as gpio0, backlight
	#endif
	gm_WriteRegByte( PWM1_CONFIG, 		0x00); // configure pmw1 as gpio1, led grn

	/*********************************************************************/
	/*	Initialize:  GPIO                                    					*/
	/*********************************************************************/
	#ifndef RSDS_PANEL
		gm_WriteRegByte(TEST_CTRL_0, 		0x8);	// GPIO24 to GPIO29 are configured as GPIO.  
	#endif

	#ifdef GPIO1_OUT_MASK
		//If using GPIO1, then disable TCON in BYPASS.
		gm_WriteRegByte(BYPASS, (TCON_SIGNALS_OFF | TCON_LB_BYPASS));
		//Clear output register bits which are outputs.
		gm_WriteRegByte(GPOUTPUT1, 0x00);
		//Enable output bits.
		gm_WriteRegByte(GPIO_DIRCTRL1, GPIO1_OUT_MASK);
		// Set ODEN
		gm_WriteRegByte(GPO_OPENDRAIN_EN1, GPIO1_ODEN);
	#else
     	#ifdef RSDS_PANEL
         	gm_WriteRegByte(BYPASS, 0);
        #else
			gm_WriteRegByte(BYPASS, TCON_LB_BYPASS);
        #endif
	#endif


	/*********************************************************************/
	/*	Initialize:  SYSMASKs						                    			*/
	/*********************************************************************/
	//BYPASS	normal scaler operation	0
	//	gm_WriteRegByte(BYPASS, 0x00);
	//IRQ_CONFIG	Disable IRQ	0
	gm_WriteRegByte(IRQ_CONFIG, 0x00);
	//IFM_SYSMASK	set No Hsync/Vsync, Hs/Vs period err, Interlaced line counter err. 	0x8F
	gm_WriteRegByte(IFM_OCMMASK, (NO_HS | NO_VS | HS_PERIOD_ERR | VS_PERIOD_ERR | INTLC_ERR));
	//INPUT_SYSMASK	set IP_VS and IP_OVERRUN	0x18
	//MISC_SYSMASK	set D_VS and CLK_EVENT	0x48

	// Louis 0914, for S/W AOC ... use display v blanking interrupt.
	//gm_WriteRegByte(MISC_OCMMASK, (CLK_EVENT | D_VS_FLAG));
	gm_WriteRegByte(MISC_OCMMASK, 0);

	//Set Schmitt Trigger hysteresis for Set2 (0x82a1=4)
	#ifdef USE_HYSTERESIS_SEL
		gm_WriteRegByte(TEST_CTRL_1, HYSTERESIS_SEL);
	#endif
	/*********************************************************************/
	/*	Initialize:  DDS                           								*/
	/*********************************************************************/
	//DDS_CONTROL	Force SDDS and DDDS to Open Loop and enable SDDS, DDDS, FCLK, LCLK
	gm_WriteRegByte(DDS_CONTROL, (FORCE_SDDS_OPLOOP | FORCE_DDDS_OPLOOP | SDDS_ENABLE | DDDS_ENABLE | FCLK_ENABLE | ACLK2_ENABLE | LCLK_ENANLE));

	/*********************************************************************/
	/*	Initialize:  SDDS                          								*/
	/*********************************************************************/
	//SDDS_CONTROL	For normal operation program the constant value 0x93. No Hsync Corr	0x92
	//gm_WriteRegByte(SDDS_CONTROL,	(K_MAIN << K_MAIN_SHIFT) | (K_DIFF << K_DIFF_SHIFT)),
	// 0x9c
   	gm_WriteRegByte(SDDS_CONTROL,	0x80 | K_MAIN_MASK);
	//SDDS_INITIAL_FREQ	Set Initial Frequency of 80 MHz. (80/200) * 2**24 = 0x666666
	//RB_WriteTriBytes(SDDS_INITIAL_FREQ_HI,	0x666666),
	//SDDS_INITIAL_FREQ	Set Initial Frequency of 80 MHz. (80/214) * 2**24 = 0x5fb370
	gm_WriteRegDWord(SDDS_INITIAL_FREQ,	SDDS_INIT_FREQ_VAL);

	//SDDS_FREQ_THRESH	Write a value of "0"	0x00
	gm_WriteRegByte(SDDS_FREQUENCY_DELTA_THRESH, 0x00);
	//SDDS_INIT	start ddds
	gm_WriteRegByte(SDDS_INIT,1);
	// SDDS_TEST_CTRL1 set 6 for stable sclk in xga 85hz.
	gm_WriteRegByte(SDDS_TEST_CNTRL0, 0x00);
	gm_WriteRegByte(SDDS_TEST_CNTRL1, 0x4A);

	/********************************************************************/
	/*	Initialize:  DDDS                          						*/
	/********************************************************************/
	//DDDS_CONTROL	For normal operation program the constant value 0x90.
	//	SPREAD_SP_EN bit set based on panel 	0x90, or 0x92
	// DDDS_CONTROL moved to System_Init since contains run time variable
	// PanelSpread_Spect_En.
	//	gm_WriteRegByte(DDDS_CONTROL, ( 4 << D_K_DIFF_SHIFT) | (4 <<D_K_MAIN_SHIFT) | (SPREAD_SP_EN & Panel_Spread_Spect_En)),
	//DDDS_INITIAL_FREQ	Initial Freq to typical panel:
	//	(65/200) * 2**24 = 0x533333
	//RB_WriteTriBytes(DDDS_INITIAL_FREQ_HI, 0x533333),
	//	(65/214) * 2**24 = 0x4dc1cb
	gm_WriteRegDWord(DDDS_INITIAL_FREQ, DDDS_INIT_FREQ_VAL);
	//DDDS_FREQ_THRESH	Write a value of "0"	0x0
	gm_WriteRegByte(DDDS_FREQUENCY_DELTA_THRESH, 0x00);
	//DDDS_ESM_CTRL	Spread spectrum based on panel
	// DDDS_ESM_CTRL moved to System_Init since contains run time variable
	// PanelSpreadSpectrumCtrl.
	//	gm_WriteRegByte(DDDS_ESM_CTRL, PanelSpreadSpectrumCtrl);
	//DDDS_INIT	start ddds
	gm_WriteRegByte(DDDS_INIT,1);

	/********************************************************************/
	/*	Initialize:  ADC                           						*/
	/********************************************************************/
	//ADC_CONTROL	Automatically Detected for each SYNC type (0x5D When HS is active low,  invert it in ADC)	0x59
	gm_WriteRegByte(ADC_CONTROL,	(ADC_ENABLE | CLAMP_EN | AC_COUPLE_EN |  ( SOG_SENSITIVITY  << SOG_SENS_SHIFT)));
	//SYNC_TIP_CLAMP_END	Default for all modes is 0x08	0x08
	gm_WriteRegByte(SYNC_TIP_CLAMP_END, 0x08);
	//SYNC_TIP_CLAMP_TIME_OUT	1.2 * longest line length / (16 * tclk) = 1.2 * 63.5 / (16 * 0.07) = 68 = 0x44	0x44
	gm_WriteRegByte(SYNC_TIP_CLAMP_TIME_OUT, 0x44);
	// Louis 1103
	//ADC_CLAMP_START	Clamp start is programmed to 1  	0X01
	gm_WriteRegByte(ADC_H_CLAMPSTART, 0x01); // 0x01
	//ADC_CLAMPWIDTH	Clam Width is programmed to 2. 	0X02
	gm_WriteRegByte(ADC_H_CLAMPWIDTH, 0x04); // 0x02
	
	//ADC_FAS_hi/lo	constant to 0x040C	0x040C
	gm_WriteRegByte(ADC_FAS1, MSB_CLMP);
	//ADC_TEST_hi/lo	constant to 0x0010	0x0010
	gm_WriteRegByte(ADC_TEST1, 0x00);
	gm_WriteRegByte(ADC_TEST2, DIS_RACLK | I_BIAS);
	//ADC_MODULATION	set to 0 before it perform the adc linearity calibration	0x00
	//	gm_WriteRegByte(ADC_MODULATION, 0x00),
	gm_WriteRegByte(ADC_SYNC_LEVEL,((ADC_SYNC_L_H_THRSH_VAL << ADC_SYNC_L_H_SHIFT) | (ADC_SYNC_H_L_THRSH_VAL << ADC_SYNC_H_L_SHIFT)));

	//Maximum Sampling BW 
	gm_WriteRegByte(ADC_B_PHASE,ADC_BW);

	// Set CDAC_GN before performing ADC Linearity.
	gm_WriteRegByte(MISSING_CODE_TEST, CDAC_GN);


	/********************************************************************/
	/*	Initialize:  DVI                           						*/
	/********************************************************************/
	gm_WriteRegByte(DVI_CTRL,          (RTERM_MAN |  ( RTERM_49Ohm << RTERM_SHIFT )));
	gm_WriteRegByte(DVI_EQUALIZATION,  0x00 ); //set equalizer freq response to normal ( < 1m cable)
	gm_WriteRegByte(DVI_CONFIG,        PWRUP_STANDBY | MANPHASE_EN | RX_FREQ_HIGH ); //Stay in standby state
	gm_WriteRegByte(DVI_PLL,           DLPF | BW_4M | (0x02 << MS_SHIFT));
	gm_WriteRegByte(DVI_DE, 	        DE_THRESHOLD_64  | DE_SEL_ALL); // | (3 << PHASE_SEL_SHIFT)
	gm_WriteRegByte(CLKMEAS_CONTROL,   CLKMEAS_WIDTH_256 | CLKMEAS_SRC_DVI);

	/********************************************************************/
	/*	Initialize:  IP and IFM                    						*/
	/********************************************************************/
	//IP_CONTROL	enable input capture 	0x04
	gm_WriteRegByte(IP_CONTROL, IP_RUN_EN | IP_SOURCE_RGB);
	//IPH_ACT_START	programmed with constant value 8
	gm_WriteRegWord(IPH_ACT_START, 		IPHS_ActiveStart);
	//IPV_ACT_START_ODD	constant to 10
	gm_WriteRegWord(IPV_ACT_START_ODD, 	IPVS_ActiveStart);
	//IPV_ACT_START_EVEN	constant to 10
	gm_WriteRegWord(IPV_ACT_START_EVEN, IPVS_ActiveStart);
	//SRC_VTOTAL	panel typical Vtotal	806
	gm_WriteRegWord(SRC_VTOTAL, 0);
	//IP_FLAGLINE	initial constant to 0x01	0x01
	gm_WriteRegWord(IP_FLAGLINE, 1);
	//CSYNC_CONTROL	Automatically Detected for each SYNC type	0x4E
	gm_WriteRegByte(CSYNC_CONTROL,	 HSRAW_DIS | CSYNC_SAMPLE4);

	// Louis 1103
	//gm_WriteRegByte(IFM_CTRL, INT_MODE_SEL | IFM_MEASEN | IFM_EN | INT_ODD_EN | AUTO_HOFFSET_EN | IFM_HOFFSETEN),
	gm_WriteRegByte(IFM_CTRL, IFM_SRC_RGB | INT_MODE_SEL | IFM_MEASEN | IFM_EN | INT_ODD_EN | AUTO_HOFFSET_EN | IFM_HOFFSETEN);
	//IFM_WATCHDOG, program with large enough values to cover C-sync modes
	//which don't have Hsync pulses during the Vsync.
	gm_WriteRegByte(IFM_WATCHDOG, 	0x46);

	//IFM_FIELD_CONTROL	Fixed value. based on 14.3Mhz Tclk	0x20
	gm_WriteRegByte(IFM_FIELD_CONTROL, 	0x30);
	//IFM_HLINE	Fixed value to 0x0040	0x0040
	gm_WriteRegWord(IFM_HLINE, 		0x0040);
	//IFM_CHANGE	Fixed to Threshold of 8	0x24
	//gm_WriteRegByte(IFM_CHANGE, 	IFM_CHG_THRESH_8 | (IFM_CHG_THRESH_8 << V_CHG_THRESH_SHIFT)),
	// #PDR14327,  Add DVI DE change threshold level (DE_CHG_THRESH)  for DVI DE jitter issue (Default 0), Louis 010305
	gm_WriteRegByte(IFM_CHANGE, IFM_CHG_THRESH_8 | (IFM_CHG_THRESH_8 << V_CHG_THRESH_SHIFT) | (SEL_DE_CHG_THRESH << DE_CHG_THRESH_SHIFT));

   	gm_WriteRegByte(IBD_CONTROL, 	(IBD_THRESH_32 << DET_THOLD_SHIFT) | (RGB_SEL_RGB << RGB_SEL_SHIFT));

	gm_WriteRegByte(ALT_DISP_ADJ_LINES, Alt_DispLines);

	/********************************************************************/
	/*	Initialize:  FILTER                        						*/
	/********************************************************************/
	// set LCLK to 10% higher than maximum panal clock (dclk)
	gm_WriteRegWord(LCLK_FREQ, ((LCLK_MHZ << 16) / RCLK_MHZ));

	// Louis 1104
	//gm_WriteRegByte(FILTER_CONTROL, LCLK_SEL | FILTER_MODE),
	gm_WriteRegByte(FILTER_CONTROL, FILTER_MODE_VER_THREE_TAP | FILTER_MODE_HOR_THREE_TAP);
	gm_WriteRegByte(HOR_INIT_PHASE, 0x0);
	gm_WriteRegByte(VERT_INIT_PHASE, 0x8);
	gm_WriteRegByte(HOR_ALT_PHASE, 0x0);
	gm_WriteRegByte(VERT_ALT_PHASE, 0x0);

	gm_WriteRegByte(DP_SYNC_ADJUST_CTRL, DP_ADJ_AUTO_EN);

	// Louis 1104
    gm_WriteRegByte(POST_LUT_DITHER_CTRL, 0xDE); // 0xDF),	// Louis 1109
    gm_WriteRegByte(DISP_LUT_DITHER_PRE_FIL, 0xC8); //0xCC), //0x88),	// 0xCC), // 1125
    gm_WriteRegByte(DISP_DITHER_ERR_CORECT, 0x8F); // 1109 0x8E),	// Louis 1107
    gm_WriteRegByte(DISP_DITHER_FIL_COEFF, 0x42);

	/********************************************************************/
	/*	Initialize:  COLOR                               					  */
	/********************************************************************/
   	// 0401 Move to Panel segment
   	//#if (PanelDepth == 8)
	//	gm_WriteRegByte(MULT_DITHER_CTRL, (MULT_DITH_TRUNC | MULT_DITH_1FRAME)),
   	//#else
	//	gm_WriteRegByte(MULT_DITHER_CTRL, MULT_DITH_SPATIAL),
   	//#endif

	// Panel parameter init has been moved to InitPanelParameters() above
	// since panel parameters are now run time variables, and can not be
	// initiaized with gm_WriteRegBlock routine.

	gm_WriteRegByte(HOST_CONTROL,	IPFORCE_UPDATE | DPFORCE_UPDATE);
}
//******************************************************************
// FUNCTION    :  gm_Print
// DESCRIPTION :	If debugging using JTAG, then we don't want any
//						UART activity since they share the same port pins.
//						if DEBUG_JTAG is enabled, then this gm_Print function
// 					will override the GSEL gm_Print function and effectively
//						stop all prints.
//******************************************************************
#if (DEBUG_JTAG == 1)
#pragma warn -par
void far gm_Print (const char far *Bp_Str, WORD W_Value)
{
	return;
}
#pragma warn +par
#endif

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