52xx_board.h

GM5621原代码

		//***********************************************************************************
		#if USE_CABLE_DETECTION_FEATURE
			#define IsVgaCableConnected()   ((gm_ReadRegByte(GPINPUT2) & BIT6)==0)  	//GPIO14, LOW
			#define IsDviCableConnected()   ((gm_ReadRegByte(GPINPUT2) & BIT7)!=0)  	//GPIO15, HIGH
		#endif

		//***********************************************************************************
		// Note: The board should be rewired to support software power on/off for the flash.
		// GPIO2 is used as an example to control power on the flash. "LOW": power off,
		// "HIGH": power on. This feature is disabled, until we finalize the power GPIO pin.
		//***********************************************************************************
		#if USE_POWERDOWN_ROM_CE
		// #define DisableXROMPower()     gm_ClearRegBitsByte(GPOUTPUT1, BIT2)	// GPIO2, LOW
		// #define EnableXROMPower()      gm_SetRegBitsByte(GPOUTPUT1, BIT2)	// GPIO2, HIGH
		#define DisableXROMPower()
		#define EnableXROMPower()
		#endif

		#define VideoDecoderResetLow()	gm_ClearRegBitsByte(GPOUTPUT1, BIT6)
		#define VideoDecoderResetHigh()	gm_SetRegBitsByte(GPOUTPUT1, BIT6)

		#define NVRAM_32KBIT					0 // 1-use 32kbit NVRAM EEPROM driver
													  // 0-standard 16kbit and less driver
													  // 32kbit EEPROMS have an additional
													  // address byte.
		// defines to control some of the default flavors.  For instance when
		// compiling a 5321 project you don't want VPORT support and you likely
		// don't want GSEL driver support (initializing external video decoders etc.)
		#define USE_VPORT					1 // include code to address VPORT.
		#define USE_GSEL_DRVR_MODEL	1 // include code to support GSEL drivers
		#define USE_VIDEO_FEATURES		1 // vcr ff/rew adjust etc.
		#define USE_ACC_ACM				1 // support for ACC/ACM
		#define USE_GETKEY_TIMER_ISR	1 // 0-disable use of Timer ISR, 1- use Timer ISR

	//******************************************************************
	//  RD5 BOARD, no GPIO keypad support
	//******************************************************************
	#elif ( BOARD == RD5 )
		#define	CPU_CLK_KHZ		100000UL	// in KHz
		#define CPU_SPEED       1
		#define T_CLK_KHZ 		14318
		#define LCLK_MHZ        170UL // Set to 10% above maximum input frequency.
		#define FLASH_SPEED_NS	   90 // 90ns.
		#define I2C_SPEED		  400 // 100KHz or 400KHz.
		#define OCM_CLK_PWRDOWN_KHZ	T_CLK_KHZ

		#define LED_POL      	NEG_POL
		#define KEY_PAD      	KEYPAD_GPIO

		// KEYPAD ***************************
		// GPIO Keypad settings, No GPIO keypad support
#if	FIRMWARE==V10Rel
		#define PORT_ADC_1_USED         // Define for LBADC Keypad...
//		#define PORT_ADC_2_USED
//		#define PORT_ADC_3_USED
//		#define PORT_IR_USED            // IR Keypad
//		#define PORT_GPIO_1_USED
//		#define GPIOKEYPAD_ALLOWED		1
#else
      #define GPIOKEYPAD_ALLOWED		0
#endif
		#define KeyPolarity				0	// polarity for GPIO keypad.

		// LBADC Keypad settings.
		#define AdcPolarity				0	// polarity for LBADC keypad.
		// Brightness control
		#define PWM0_BRIGHTNESS    		1	// Use PWM for brightness control
		#define BRIGHTNESS_PWM_PORT     PWM0_PULSE // address of PWM to use (see register.h)


		#define LED_ORANGE	BIT1
		#define LED_GREEN		BIT2

		//** MASK For LED and KEYPAD **************************************
		#define  GPIO1_MASK	(LED_GREEN | LED_ORANGE)
		#define  GPIO1_ODEN	0

		//***********************************************************************************
		//Note: The board should make corresponding changes to make cable detection work!!!
		// Temporarily Map VGA_CABLE connected signal on GPIO14, Low(0) indicating connection;
		// Temporarily Map DVI_CABLE connected signal on GPIO15, High(1) ndicating connection;
		// This will need direction settion to input for GPIO_DIRCTRL2
		//***********************************************************************************
		#if USE_CABLE_DETECTION_FEATURE
			#define IsVgaCableConnected()   ((gm_ReadRegByte(GPINPUT2) & BIT6)==0)  	//GPIO14, LOW
			#define IsDviCableConnected()   ((gm_ReadRegByte(GPINPUT2) & BIT7)!=0)  	//GPIO15, HIGH
		#endif

		//***********************************************************************************
		// Note: The board should be rewired to support software power on/off for the flash.
		// GPIO2 is used as an example to control power on the flash. "LOW": power off,
		// "HIGH": power on. This feature is disabled, until we finalize the power GPIO pin.
		//***********************************************************************************
		#if USE_POWERDOWN_ROM_CE
		// #define DisableXROMPower()     gm_ClearRegBitsByte(GPOUTPUT1, BIT2)	// GPIO2, LOW
		// #define EnableXROMPower()      gm_SetRegBitsByte(GPOUTPUT1, BIT2)	// GPIO2, HIGH
		#define DisableXROMPower()
		#define EnableXROMPower()
		#endif

		#define VideoDecoderResetLow()
		#define VideoDecoderResetHigh()

		#define NVRAM_32KBIT					0 // 1-use 32kbit NVRAM EEPROM driver
													  // 0-standard 16kbit and less driver
													  // 32kbit EEPROMS have an additional
													  // address byte.
		// defines to control some of the default flavors.  For instance when
		// compiling a 5321 project you don't want VPORT support and you likely
		// don't want GSEL driver support (initializing external video decoders etc.)
		#define USE_VPORT					0 // include code to address VPORT.
		#define USE_GSEL_DRVR_MODEL	0 // include code to support GSEL drivers
		#define USE_VIDEO_FEATURES		0 // vcr ff/rew adjust etc.
		#define USE_ACC_ACM				0 // support for ACC/ACM
		#define USE_GETKEY_TIMER_ISR	1 // 0-disable use of Timer ISR, 1- use Timer ISR

	//******************************************************************
	//  FPGA BOARD
	//******************************************************************
	#elif (BOARD == FPGA_BOARD)
		#define	CPU_CLK_KHZ		14318UL	    // in KHz
		#define CPU_SPEED       1
		#define T_CLK_KHZ 		14318
		#define LCLK_MHZ        170UL // Set to 10% above maximum input frequency.
		#define FLASH_SPEED_NS	   90 // 90ns.
		#define I2C_SPEED		  400 // 100KHz or 400KHz.
		#define OCM_CLK_PWRDOWN_KHZ	T_CLK_KHZ

		// KEYPAD ***************************
		// GPIO Keypad settings
      #define GPIOKEYPAD_ALLOWED		1
		#define USE_LONG_DEMO_KEYPAD 	0   //for different GPIO mapping to LED1
		#define KeyPolarity				0	// polarity for GPIO keypad.
		// LBADC Keypad settings.
		#define AdcPolarity				0	// polarity for LBADC keypad.
		// Brightness control
		#define PWM0_BRIGHTNESS    		1	// Use PWM for brightness control
		#define BRIGHTNESS_PWM_PORT     PWM0_PULSE // address of PWM to use (see register.h)

		#define NVRAM_32KBIT					0 // 1-use 32kbit NVRAM EEPROM driver
													  // 0-standard 16kbit and less driver
													  // 32kbit EEPROMS have an additional
													  // address byte.
		// defines to control some of the default flavors.  For instance when
		// compiling a 5321 project you don't want VPORT support and you likely
		// don't want GSEL driver support (initializing external video decoders etc.)
		#define USE_VPORT					1 // include code to address VPORT.
		#define USE_GSEL_DRVR_MODEL	1 // include code to support GSEL drivers
		#define USE_VIDEO_FEATURES		1 // vcr ff/rew adjust etc.
		#define USE_ACC_ACM				1 // support for ACC/ACM
		#define USE_GETKEY_TIMER_ISR	1 // 0-disable use of Timer ISR, 1- use Timer ISR

	#endif
	//******************************************************************
	//  END BOARD SPECIFIC DEFINES
	//******************************************************************

	#define CPU_CLK_MHZ		(CPU_CLK_KHZ / 1000)

	#ifndef	T_CLK_KHZ
		#error must define T_CLK_KHZ
	#endif

	#define	T_CLK_MHZ		(T_CLK_KHZ / 1000)

	// SPI clock selection in normal mode (default).
	#define SPI_DEFAULT_CLOCK_SEL		2

	#if (T_CLK_MHZ <= 14)
		// 0x20 is 256 tclk and good for from 14318/(2*128) = 55.93KHz to 27.97KHz
		#define INTERLACED_VSYNC_WINDOW		0x20
	#elif (T_CLK_MHZ < 25)
		// 0x30 is 384TClk and good for from 52.08KHz to 26Khz for 20 MHz
		// and 62.5Khz to 31.25Khz for 24MKz
		#define INTERLACED_VSYNC_WINDOW		0x31
	#else 	// (T_CLK_MHZ > 25MHz)
		#define INTERLACED_VSYNC_WINDOW		0x41
	#endif

	/*************************************************************************
		Table of acceptable buad rates:

					Full Pwr |   TCLK		| TCLK/14
		BAUD  |  100.0Mhz | 14.318Mhz | 1.023Mhz
		115200|    Yes    |   No**    |   No
		57600 |    Yes    |   No**    |   No
		56000 |    Yes    |   Yes     |   No
		38400 |    Yes    |   Yes     |   No
		19200 |    Yes    |   Yes     |   No
		14400 |    Yes    |   Yes     |   No
		9600  |    Yes    |   Yes     |   No
		4800  |    Yes    |   Yes     |   No**
		1200  |    Yes    |   Yes     |   Yes
		**means you may be able to see debug output depending on how
		tolorant your PC is, but you're likely not going to be able to
		receive any debug commands.
	**************************************************************************/
	#if CPU_CLK_KHZ > 50000
		#define SERIAL_BAUD_RATE        115200UL
	#else
		#define SERIAL_BAUD_RATE	19200UL
	#endif

	#define SBAUD_IN_LOW_POWER		4800UL		// Baud rate in low power mode

	#ifndef NVRAM_32KBIT
		#define NVRAM_32KBIT			0
	#endif

	// define IsCableConnected for compatibility with single port systems.
	#define IsCableConnected()		IsVgaCableConnected


#endif // __52XX_BOARD_H__