plu405.h

u-boot-1.1.6 源码包

#define CFG_IDE_MAXBUS		1		/* max. 1 IDE busses	*/
#define CFG_IDE_MAXDEVICE	(CFG_IDE_MAXBUS*1) /* max. 1 drives per IDE bus */

#define CFG_ATA_BASE_ADDR	0xF0100000
#define CFG_ATA_IDE0_OFFSET	0x0000

#define CFG_ATA_DATA_OFFSET	0x0000	/* Offset for data I/O			*/
#define CFG_ATA_REG_OFFSET	0x0000	/* Offset for normal register accesses	*/
#define CFG_ATA_ALT_OFFSET	0x0000	/* Offset for alternate registers	*/

/*
 * For booting Linux, the board info and command line data
 * have to be in the first 8 MB of memory, since this is
 * the maximum mapped by the Linux kernel during initialization.
 */
#define CFG_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */
/*-----------------------------------------------------------------------
 * FLASH organization
 */
#define FLASH_BASE0_PRELIM	0xFFC00000	/* FLASH bank #0	*/

#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
#define CFG_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/

#define CFG_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/
#define CFG_FLASH_WRITE_TOUT	1000	/* Timeout for Flash Write (in ms)	*/

#define CFG_FLASH_WORD_SIZE	unsigned short	/* flash word size (width)	*/
#define CFG_FLASH_ADDR0		0x5555	/* 1st address for flash config cycles	*/
#define CFG_FLASH_ADDR1		0x2AAA	/* 2nd address for flash config cycles	*/
/*
 * The following defines are added for buggy IOP480 byte interface.
 * All other boards should use the standard values (CPCI405 etc.)
 */
#define CFG_FLASH_READ0		0x0000	/* 0 is standard			*/
#define CFG_FLASH_READ1		0x0001	/* 1 is standard			*/
#define CFG_FLASH_READ2		0x0002	/* 2 is standard			*/

#define CFG_FLASH_EMPTY_INFO		/* print 'E' for empty sector on flinfo */

#if 0 /* test-only */
#define CFG_JFFS2_FIRST_BANK	0	    /* use for JFFS2 */
#define CFG_JFFS2_NUM_BANKS	1	    /* ! second bank contains U-Boot */
#endif

/*-----------------------------------------------------------------------
 * Start addresses for the final memory configuration
 * (Set up by the startup code)
 * Please note that CFG_SDRAM_BASE _must_ start at 0
 */
#define CFG_SDRAM_BASE		0x00000000
#define CFG_FLASH_BASE		0xFFFC0000
#define CFG_MONITOR_BASE	TEXT_BASE
#define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Monitor	*/
#define CFG_MALLOC_LEN		(256 * 1024)	/* Reserve 256 kB for malloc()	*/

#if (CFG_MONITOR_BASE < FLASH_BASE0_PRELIM)
# define CFG_RAMBOOT		1
#else
# undef CFG_RAMBOOT
#endif

/*-----------------------------------------------------------------------
 * Environment Variable setup
 */
#define CFG_ENV_IS_IN_EEPROM	1	/* use EEPROM for environment vars */
#define CFG_ENV_OFFSET		0x100	/* environment starts at the beginning of the EEPROM */
#define CFG_ENV_SIZE		0x700	/* 2048 bytes may be used for env vars*/
				   /* total size of a CAT24WC16 is 2048 bytes */

#define CFG_NVRAM_BASE_ADDR	0xF0000500		/* NVRAM base address	*/
#define CFG_NVRAM_SIZE		242			/* NVRAM size		*/

/*-----------------------------------------------------------------------
 * I2C EEPROM (CAT24WC16) for environment
 */
#define CONFIG_HARD_I2C			/* I2c with hardware support */
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address */
#define CFG_I2C_SLAVE		0x7F

#define CFG_I2C_EEPROM_ADDR	0x50	/* EEPROM CAT24WC08		*/
#if 1 /* test-only */
/* CAT24WC08/16... */
#define CFG_I2C_EEPROM_ADDR_LEN 1	/* Bytes of address		*/
/* mask of address bits that overflow into the "EEPROM chip address"	*/
#define CFG_I2C_EEPROM_ADDR_OVERFLOW	0x07
#define CFG_EEPROM_PAGE_WRITE_BITS 4	/* The Catalyst CAT24WC08 has	*/
					/* 16 byte page write mode using*/
					/* last 4 bits of the address	*/
#else
/* CAT24WC32/64... */
#define CFG_I2C_EEPROM_ADDR_LEN 2	/* Bytes of address		*/
/* mask of address bits that overflow into the "EEPROM chip address"	*/
#define CFG_I2C_EEPROM_ADDR_OVERFLOW	0x01
#define CFG_EEPROM_PAGE_WRITE_BITS 5	/* The Catalyst CAT24WC32 has	*/
					/* 32 byte page write mode using*/
					/* last 5 bits of the address	*/
#endif
#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	10   /* and takes up to 10 msec */
#define CFG_EEPROM_PAGE_WRITE_ENABLE

/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_DCACHE_SIZE		16384	/* For AMCC 405 CPUs, older 405 ppc's	*/
					/* have only 8kB, 16kB is save here	*/
#define CFG_CACHELINE_SIZE	32	/* ...			*/
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value	*/
#endif

/*-----------------------------------------------------------------------
 * External Bus Controller (EBC) Setup
 */

#define CAN_BA		0xF0000000	    /* CAN Base Address			*/
#define DUART0_BA	0xF0000400	    /* DUART Base Address		*/
#define DUART1_BA	0xF0000408	    /* DUART Base Address		*/
#define RTC_BA		0xF0000500	    /* RTC Base Address			*/
#define VGA_BA		0xF1000000	    /* Epson VGA Base Address		*/
#define CFG_NAND_BASE	0xF4000000	    /* NAND FLASH Base Address		*/

/* Memory Bank 0 (Flash Bank 0, NOR-FLASH) initialization			*/
#define CFG_EBC_PB0AP		0x92015480
/*#define CFG_EBC_PB0AP		  0x08055880  /XXX* TWT=16,CSN=1,OEN=1,WBN=1,WBF=1,TH=4,SOR=1 */
#define CFG_EBC_PB0CR		0xFFC5A000  /* BAS=0xFFC,BS=4MB,BU=R/W,BW=16bit */

/* Memory Bank 1 (Flash Bank 1, NAND-FLASH) initialization			*/
#define CFG_EBC_PB1AP		0x92015480
#define CFG_EBC_PB1CR		0xF4018000  /* BAS=0xF40,BS=1MB,BU=R/W,BW=8bit	*/

/* Memory Bank 2 (8 Bit Peripheral: CAN, UART, RTC) initialization		*/
#define CFG_EBC_PB2AP		0x010053C0  /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
#define CFG_EBC_PB2CR		0xF0018000  /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit	*/

/* Memory Bank 3 (16 Bit Peripheral: FPGA internal, dig. IO) initialization	*/
#define CFG_EBC_PB3AP		0x010053C0  /* BWT=2,WBN=1,WBF=1,TH=1,RE=1,SOR=1,BEM=1 */
#define CFG_EBC_PB3CR		0xF011A000  /* BAS=0xF01,BS=1MB,BU=R/W,BW=16bit */

/*-----------------------------------------------------------------------
 * FPGA stuff
 */

#define CFG_FPGA_BASE_ADDR 0xF0100100	    /* FPGA internal Base Address	*/

/* FPGA internal regs */
#define CFG_FPGA_CTRL		0x000

/* FPGA Control Reg */
#define CFG_FPGA_CTRL_CF_RESET	0x0001
#define CFG_FPGA_CTRL_WDI	0x0002
#define CFG_FPGA_CTRL_PS2_RESET 0x0020

#define CFG_FPGA_SPARTAN2	1	    /* using Xilinx Spartan 2 now    */
#define CFG_FPGA_MAX_SIZE	128*1024    /* 128kByte is enough for XC2S50E*/

/* FPGA program pin configuration */
#define CFG_FPGA_PRG		0x04000000  /* FPGA program pin (ppc output) */
#define CFG_FPGA_CLK		0x02000000  /* FPGA clk pin (ppc output)     */
#define CFG_FPGA_DATA		0x01000000  /* FPGA data pin (ppc output)    */
#define CFG_FPGA_INIT		0x00010000  /* FPGA init pin (ppc input)     */
#define CFG_FPGA_DONE		0x00008000  /* FPGA done pin (ppc input)     */

/*-----------------------------------------------------------------------
 * Definitions for initial stack pointer and data area (in data cache)
 */
/* use on chip memory ( OCM ) for temperary stack until sdram is tested */
#define CFG_TEMP_STACK_OCM	  1

/* On Chip Memory location */
#define CFG_OCM_DATA_ADDR	0xF8000000
#define CFG_OCM_DATA_SIZE	0x1000
#define CFG_INIT_RAM_ADDR	CFG_OCM_DATA_ADDR /* inside of SDRAM		*/
#define CFG_INIT_RAM_END	CFG_OCM_DATA_SIZE /* End of used area in RAM	*/

#define CFG_GBL_DATA_SIZE      128  /* size in bytes reserved for initial data */
#define CFG_GBL_DATA_OFFSET    (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

/*-----------------------------------------------------------------------
 * Definitions for GPIO setup (PPC405EP specific)
 *
 * GPIO0[0]	- External Bus Controller BLAST output
 * GPIO0[1-9]	- Instruction trace outputs -> GPIO
 * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
 * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs -> GPIO
 * GPIO0[17-23] - External Interrupts IRQ0 - IRQ6 inputs
 * GPIO0[24-27] - UART0 control signal inputs/outputs
 * GPIO0[28-29] - UART1 data signal input/output
 * GPIO0[30-31] - EMAC0 and EMAC1 reject packet inputs
 */
#define CFG_GPIO0_OSRH		0x40000550
#define CFG_GPIO0_OSRL		0x00000110
#define CFG_GPIO0_ISR1H		0x00000000
#define CFG_GPIO0_ISR1L		0x15555445
#define CFG_GPIO0_TSRH		0x00000000
#define CFG_GPIO0_TSRL		0x00000000
#define CFG_GPIO0_TCR		0xF7FE0014

#define CFG_DUART_RST		(0x80000000 >> 14)

/*
 * Internal Definitions
 *
 * Boot Flags
 */
#define BOOTFLAG_COLD	0x01		/* Normal Power-On: Boot from FLASH	*/
#define BOOTFLAG_WARM	0x02		/* Software reboot			*/

/*
 * Default speed selection (cpu_plb_opb_ebc) in mhz.
 * This value will be set if iic boot eprom is disabled.
 */
#if 0
#define PLLMR0_DEFAULT	 PLLMR0_266_133_66_33
#define PLLMR1_DEFAULT	 PLLMR1_266_133_66_33
#endif
#if 0
#define PLLMR0_DEFAULT	 PLLMR0_200_100_50_33
#define PLLMR1_DEFAULT	 PLLMR1_200_100_50_33
#endif
#if 1
#define PLLMR0_DEFAULT	 PLLMR0_133_66_66_33
#define PLLMR1_DEFAULT	 PLLMR1_133_66_66_33
#endif

#endif	/* __CONFIG_H */