mpc8540ads.h

Linux2.4.27在AT91RM9200下的U-BOOT代码。可以在Redhat9等版本下使用。适合ARM学习者使用。

/*
 * (C) Copyright 2002,2003 Motorola,Inc.
 * Xianghua Xiao <[e-mail]>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

/* mpc8540ads board configuration file */
/* please refer to doc/README.mpc85xxads for more info */
/* make sure you change the MAC address and other network params first,
 * search for CONFIG_ETHADDR,CONFIG_SERVERIP,etc in this file
 */

#ifndef __CONFIG_H
#define __CONFIG_H

/* High Level Configuration Options */
#define CONFIG_BOOKE		1	    /* BOOKE			*/
#define CONFIG_E500		1	    /* BOOKE e500 family	*/
#define CONFIG_MPC85xx		1	    /* MPC8540/MPC8560		*/
#define CONFIG_MPC85xx_REV1	1	    /* MPC85xx Rev 1 Chip	*/
#define CONFIG_MPC8540		1	    /* MPC8540 specific		*/
#define CONFIG_MPC8540ADS	1	    /* MPC8540ADS board specific*/

#undef	CONFIG_PCI			    /* pci ethernet support	*/
#define CONFIG_TSEC_ENET		    /* tsec ethernet support  */
#define CONFIG_ENV_OVERWRITE
#define CONFIG_SPD_EEPROM		    /* Use SPD EEPROM for DDR setup */
#undef	CONFIG_DDR_ECC			    /* only for ECC DDR module */

#if defined(CONFIG_MPC85xx_REV1)
#define CONFIG_DDR_DLL			    /* possible DLL fix needed */
#endif

/* Using Localbus SDRAM to emulate flash before we can program the flash,
 * normally you only need a flash-boot image(u-boot.bin),if unsure undef this.
 */
#undef CONFIG_RAM_AS_FLASH

#if !defined(CONFIG_PCI)		    /* some PCI card is 33Mhz only */
#define CONFIG_SYS_CLK_FREQ	66000000    /* sysclk for MPC85xx	*/
#else
#define CONFIG_SYS_CLK_FREQ	33000000    /* most pci cards are 33Mhz */
#endif

#if !defined(CONFIG_SPD_EEPROM)		    /* manually set up DDR parameters */
#define CONFIG_DDR_SETTING
#endif

/* below can be toggled for performance analysis. otherwise use default */
#define CONFIG_L2_CACHE			    /* toggle L2 cache	*/
#undef	CONFIG_BTB			    /* toggle branch predition	*/
#undef	CONFIG_ADDR_STREAMING		    /* toggle addr streaming	*/

#define CONFIG_BOARD_EARLY_INIT_F 1	    /* Call board_early_init_f	*/

#undef	CFG_DRAM_TEST			    /* memory test, takes time	*/
#define CFG_MEMTEST_START	0x00200000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x00400000

#if defined(CONFIG_PCI) && defined(CONFIG_TSEC_ENET)
#error "You can only use either PCI Ethernet Card or TSEC Ethernet, not both."
#endif

/*
 * Base addresses -- Note these are effective addresses where the
 * actual resources get mapped (not physical addresses)
 */
#define CFG_CCSRBAR_DEFAULT	0xff700000	/* CCSRBAR Default	*/
#define CFG_CCSRBAR		0xfdf00000	/* relocated CCSRBAR	*/
#define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR	*/

#define CFG_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory	 */
#define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE
#define CFG_SDRAM_SIZE		128		/* DDR is now 128MB	*/

#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_LBC_SDRAM_BASE	0xfc000000	/* Localbus SDRAM */
#else
#define CFG_LBC_SDRAM_BASE	0xf8000000	/* Localbus SDRAM */
#endif
#define CFG_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB	*/

#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_FLASH_BASE		0xf8000000	/* start of FLASH  16M	*/
#define CFG_BR0_PRELIM		0xf8001801	/* port size 32bit */
#else /* Boot from real Flash */
#define CFG_FLASH_BASE		0xff000000	/* start of FLASH 16M	 */
#define CFG_BR0_PRELIM		0xff001801	/* port size 32bit	*/
#endif

#define CFG_OR0_PRELIM		0xff006ff7	/* 16MB Flash		*/
#define CFG_MAX_FLASH_BANKS	1		/* number of banks	*/
#define CFG_MAX_FLASH_SECT	64		/* sectors per device	*/
#undef	CFG_FLASH_CHECKSUM
#define CFG_FLASH_ERASE_TOUT	60000	/* Timeout for Flash Erase (in ms)*/
#define CFG_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)*/

#define CFG_MONITOR_BASE	TEXT_BASE	/* start of monitor */

#if (CFG_MONITOR_BASE < CFG_FLASH_BASE)
#define CFG_RAMBOOT
#else
#undef	CFG_RAMBOOT
#endif

#define SPD_EEPROM_ADDRESS	0x51		/* DDR DIMM */

#if defined(CONFIG_DDR_SETTING)
#define CFG_DDR_CS0_BNDS	0x00000007	/* 0-128MB		*/
#define CFG_DDR_CS0_CONFIG	0x80000002
#define CFG_DDR_TIMING_1	0x37344321
#define CFG_DDR_TIMING_2	0x00000800	/* P9-45,may need tuning*/
#define CFG_DDR_CONTROL		0xc2000000	/* unbuffered,no DYN_PWR*/
#define CFG_DDR_MODE		0x00000062	/* DLL,normal,seq,4/2.5 */
#define CFG_DDR_INTERVAL	0x05200100	/* autocharge,no open page*/
#endif

#undef CONFIG_CLOCKS_IN_MHZ

/* local bus definitions */
#define CFG_BR2_PRELIM		0xf8001861	/* 64MB localbus SDRAM	*/
#define CFG_OR2_PRELIM		0xfc006901
#define CFG_LBC_LCRR		0x00030004	/* local bus freq divider*/
#define CFG_LBC_LBCR		0x00000000
#define CFG_LBC_LSRT		0x20000000
#define CFG_LBC_MRTPR		0x20000000
#define CFG_LBC_LSDMR_1		0x2861b723
#define CFG_LBC_LSDMR_2		0x0861b723
#define CFG_LBC_LSDMR_3		0x0861b723
#define CFG_LBC_LSDMR_4		0x1861b723
#define CFG_LBC_LSDMR_5		0x4061b723

#if defined(CONFIG_RAM_AS_FLASH)
#define CFG_BR4_PRELIM		0xf8000801	/* 32KB, 8-bit wide for ADS config reg */
#else
#define CFG_BR4_PRELIM		0xfc000801	/* 32KB, 8-bit wide for ADS config reg */
#endif
#define CFG_OR4_PRELIM		0xffffe1f1
#define CFG_BCSR		(CFG_BR4_PRELIM & 0xffff8000)

#define CONFIG_L1_INIT_RAM
#define CFG_INIT_RAM_LOCK	1
#define CFG_INIT_RAM_ADDR	0x40000000	/* Initial RAM address	*/
#define CFG_INIT_RAM_END	0x4000		/* End of used area in RAM */

#define CFG_GBL_DATA_SIZE	128		/* num bytes initial data */
#define CFG_GBL_DATA_OFFSET	(CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
#define CFG_INIT_SP_OFFSET	CFG_GBL_DATA_OFFSET

#define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Mon */
#define CFG_MALLOC_LEN		(128 * 1024)	/* Reserved for malloc */

/* Serial Port */
#define CONFIG_CONS_INDEX     1
#undef	CONFIG_SERIAL_SOFTWARE_FIFO
#define CFG_NS16550
#define CFG_NS16550_SERIAL
#define CFG_NS16550_REG_SIZE	1
#define CFG_NS16550_CLK		get_bus_freq(0)
#define CONFIG_BAUDRATE		115200

#define CFG_BAUDRATE_TABLE  \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}

#define CFG_NS16550_COM1	(CFG_CCSRBAR+0x4500)
#define CFG_NS16550_COM2	(CFG_CCSRBAR+0x4600)

/* Use the HUSH parser */
#define CFG_HUSH_PARSER
#ifdef	CFG_HUSH_PARSER
#define CFG_PROMPT_HUSH_PS2 "> "
#endif

/* I2C */
#define	 CONFIG_HARD_I2C		/* I2C with hardware support*/
#undef	CONFIG_SOFT_I2C			/* I2C bit-banged		*/
#define CFG_I2C_SPEED		400000	/* I2C speed and slave address	*/
#define CFG_I2C_SLAVE		0x7F
#define CFG_I2C_NOPROBES	{0x69}	/* Don't probe these addrs */

/* General PCI */
#define CFG_PCI_MEM_BASE	0xe0000000
#define CFG_PCI_MEM_PHYS	0xe0000000
#define CFG_PCI_MEM_SIZE	0x10000000
#if defined(CONFIG_PCI)
#define CONFIG_NET_MULTI
#undef CONFIG_EEPRO100
#define CONFIG_TULIP
#define CONFIG_PCI_PNP			/* do pci plug-and-play */
  #if !defined(CONFIG_PCI_PNP)
  #define PCI_ENET0_IOADDR	0xe0000000
  #define PCI_ENET0_MEMADDR	0xe0000000
  #define PCI_IDSEL_NUMBER	0x0c	/*slot0->3(IDSEL)=12->15*/
  #endif
#define CONFIG_PCI_SCAN_SHOW	1	/* show pci devices on startup	*/
#define CFG_PCI_SUBSYS_VENDORID 0x1057	/* Motorola */
#if defined(CONFIG_MPC85xx_REV1)	/* Errata PCI 8 */
  #define CFG_PCI_SUBSYS_DEVICEID 0x0003
#else
  #define CFG_PCI_SUBSYS_DEVICEID 0x0008
#endif
#elif defined(CONFIG_TSEC_ENET)
#define CONFIG_NET_MULTI	1
#define CONFIG_PHY_M88E1011	 1	 /* GigaBit Ether PHY	 */
#define CONFIG_MII		1	/* MII PHY management	*/
#define CONFIG_PHY_ADDR		8	/* PHY address	*/
#endif

/* Environment */
#ifndef CFG_RAMBOOT
  #if defined(CONFIG_RAM_AS_FLASH)
  #define CFG_ENV_IS_NOWHERE
  #define CFG_ENV_ADDR		(CFG_FLASH_BASE + 0x100000)
  #define CFG_ENV_SIZE		0x2000
  #else
  #define CFG_ENV_IS_IN_FLASH	1
  #define CFG_ENV_ADDR		(CFG_MONITOR_BASE + 0x40000)
  #define CFG_ENV_SECT_SIZE	0x40000 /* 256K(one sector) for env */
  #endif
  #define CFG_ENV_SIZE		0x2000
#else
#define CFG_NO_FLASH		1	/* Flash is not usable now	*/
#define CFG_ENV_IS_NOWHERE	1	/* Store ENV in memory only	*/
#define CFG_ENV_ADDR		(CFG_MONITOR_BASE - 0x1000)
#define CFG_ENV_SIZE		0x2000
#endif

#define CONFIG_BOOTARGS "root=/dev/nfs rw nfsroot=163.12.64.52:/localhome/r6aads/linuxppc/target ip=10.82.0.105:163.12.64.52:10.82.1.254:255.255.254.0:mpc8540ads-003:eth0:off console=ttyS0,115200"
/*#define CONFIG_BOOTARGS	"root=/dev/ram rw console=ttyS0,115200"*/
#define CONFIG_BOOTCOMMAND	"bootm 0xff300000 0xff700000"
#define CONFIG_BOOTDELAY	3	/* -1 disable autoboot */

#define CONFIG_LOADS_ECHO	1	/* echo on for serial download	*/
#define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/

#if defined(CFG_RAMBOOT) || defined(CONFIG_RAM_AS_FLASH)
  #if defined(CONFIG_PCI)
  #define  CONFIG_COMMANDS	((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_PCI | CFG_CMD_I2C ) & \
				 ~(CFG_CMD_ENV | CFG_CMD_LOADS ))
  #else
  #define  CONFIG_COMMANDS	((CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_I2C ) & \
				 ~(CFG_CMD_ENV | \
				  CFG_CMD_LOADS ))
  #endif
#else
  #if defined(CONFIG_PCI)
  #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL | CFG_CMD_PCI | CFG_CMD_PING | CFG_CMD_I2C )
  #else
  #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL | CFG_CMD_PING | CFG_CMD_I2C )
  #endif
#endif
#include <cmd_confdefs.h>

#undef CONFIG_WATCHDOG			/* watchdog disabled		*/

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP			/* undef to save memory		*/
#define CFG_PROMPT	"MPC8540ADS=> " /* Monitor Command Prompt	*/
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CBSIZE	1024		/* Console I/O Buffer Size	*/
#else
#define CFG_CBSIZE	256		/* Console I/O Buffer Size	*/
#endif
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#define CFG_MAXARGS	16		/* max number of command args	*/
#define CFG_BARGSIZE	CFG_CBSIZE	/* Boot Argument Buffer Size	*/
#define CFG_LOAD_ADDR	0x1000000	/* default load address */
#define CFG_HZ		1000		/* decrementer freq: 1 ms ticks */

/*
 * 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 */

/* Cache Configuration */
#define CFG_DCACHE_SIZE 32768
#define CFG_CACHELINE_SIZE	32
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT	5	/* log base 2 of the above value */
#endif

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

#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
#define CONFIG_KGDB_BAUDRATE	230400	/* speed to run kgdb serial port */
#define CONFIG_KGDB_SER_INDEX	2	/* which serial port to use */
#endif

/* NOTE: change below for your network setting!!! */
#if defined(CONFIG_TSEC_ENET)
#define CONFIG_ETHADDR	00:01:af:07:9b:8a
#define CONFIG_ETH1ADDR	 00:01:af:07:9b:8b
#define CONFIG_ETH2ADDR	 00:01:af:07:9b:8c
#endif

#define CONFIG_SERVERIP		163.12.64.52
#define CONFIG_IPADDR		10.82.0.105
#define CONFIG_GATEWAYIP	10.82.1.254
#define CONFIG_NETMASK		255.255.254.0
#define CONFIG_HOSTNAME		MPC8560ADS_PILOT_003
#define CONFIG_ROOTPATH		/home/r6aads/mpclinux/eldk-2.0.2/ppc_82xx
#define CONFIG_BOOTFILE		pImage

#endif	/* __CONFIG_H */