include/configs/MPC8560ADS.h - uboot/windcharger - Git at Google

 /*
  * Copyright 2004 Freescale Semiconductor.
  * (C) Copyright 2002,2003 Motorola,Inc.
  * Xianghua Xiao <X.Xiao@motorola.com>
  *
  * 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
  */

 /*
  * mpc8560ads board configuration file
  *
  * Please refer to doc/README.mpc85xx 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_CPM2		1	/* has CPM2 */
 #define CONFIG_MPC8560ADS	1	/* MPC8560ADS board specific */

 #define CONFIG_PCI
 #define CONFIG_TSEC_ENET 		/* tsec ethernet support */
 #undef CONFIG_TSEC_ENET 		/* tsec ethernet support */
 #undef  CONFIG_ETHER_ON_FCC             /* cpm FCC ethernet support */
 #define  CONFIG_ETHER_ON_FCC             /* cpm FCC ethernet support */
 #define CONFIG_ENV_OVERWRITE
 #define CONFIG_SPD_EEPROM		/* Use SPD EEPROM for DDR setup*/
 #define CONFIG_DDR_DLL			/* possible DLL fix needed */
 #define CONFIG_DDR_2T_TIMING		/* Sets the 2T timing bit */

 #define CONFIG_DDR_ECC			/* only for ECC DDR module */
 #define CONFIG_MEM_INIT_VALUE		0xDeadBeef


 /*
  * sysclk for MPC85xx
  *
  * Two valid values are:
  *    33000000
  *    66000000
  *
  * Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
  * is likely the desired value here, so that is now the default.
  * The board, however, can run at 66MHz.  In any event, this value
  * must match the settings of some switches.  Details can be found
  * in the README.mpc85xxads.
  */

 #ifndef CONFIG_SYS_CLK_FREQ
 #define CONFIG_SYS_CLK_FREQ	33000000
 #endif


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

 #define CONFIG_BOARD_EARLY_INIT_F	1	/* Call board_pre_init */

 #define CFG_INIT_DBCR DBCR_IDM		/* Enable Debug Exceptions */

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


 /*
  * 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		0xe0000000	/* relocated CCSRBAR */
 #define CFG_IMMR		CFG_CCSRBAR	/* PQII uses CFG_IMMR */


 /*
  * DDR Setup
  */
 #define CFG_DDR_SDRAM_BASE	0x00000000	/* DDR is system memory*/
 #define CFG_SDRAM_BASE		CFG_DDR_SDRAM_BASE

 #if defined(CONFIG_SPD_EEPROM)
     /*
      * Determine DDR configuration from I2C interface.
      */
     #define SPD_EEPROM_ADDRESS	0x51		/* DDR DIMM */

 #else
     /*
      * Manually set up DDR parameters
      */
     #define CFG_SDRAM_SIZE	128		/* DDR is 128MB */
     #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


 /*
  * SDRAM on the Local Bus
  */
 #define CFG_LBC_SDRAM_BASE	0xf0000000	/* Localbus SDRAM */
 #define CFG_LBC_SDRAM_SIZE	64		/* LBC SDRAM is 64MB */

 #define CFG_FLASH_BASE		0xff000000	/* start of FLASH 16M */
 #define CFG_BR0_PRELIM		0xff001801	/* port size 32bit */

 #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	/* Flash Erase Timeout (ms) */
 #define CFG_FLASH_WRITE_TOUT	500	/* Flash Write Timeout (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 CFG_FLASH_CFI_DRIVER
 #define CFG_FLASH_CFI
 #define CFG_FLASH_EMPTY_INFO

 #undef CONFIG_CLOCKS_IN_MHZ


 /*
  * Local Bus Definitions
  */

 /*
  * Base Register 2 and Option Register 2 configure SDRAM.
  * The SDRAM base address, CFG_LBC_SDRAM_BASE, is 0xf0000000.
  *
  * For BR2, need:
  *    Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
  *    port-size = 32-bits = BR2[19:20] = 11
  *    no parity checking = BR2[21:22] = 00
  *    SDRAM for MSEL = BR2[24:26] = 011
  *    Valid = BR[31] = 1
  *
  * 0    4    8    12   16   20   24   28
  * 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
  *
  * FIXME: CFG_LBC_SDRAM_BASE should be masked and OR'ed into
  * FIXME: the top 17 bits of BR2.
  */

 #define CFG_BR2_PRELIM		0xf0001861

 /*
  * The SDRAM size in MB, CFG_LBC_SDRAM_SIZE, is 64.
  *
  * For OR2, need:
  *    64MB mask for AM, OR2[0:7] = 1111 1100
  *		   XAM, OR2[17:18] = 11
  *    9 columns OR2[19-21] = 010
  *    13 rows   OR2[23-25] = 100
  *    EAD set for extra time OR[31] = 1
  *
  * 0    4    8    12   16   20   24   28
  * 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
  */

 #define CFG_OR2_PRELIM		0xfc006901

 #define CFG_LBC_LCRR		0x00030004    /* LB clock ratio reg */
 #define CFG_LBC_LBCR		0x00000000    /* LB config reg */
 #define CFG_LBC_LSRT		0x20000000    /* LB sdram refresh timer */
 #define CFG_LBC_MRTPR		0x20000000    /* LB refresh timer prescal*/

 /*
  * LSDMR masks
  */
 #define CFG_LBC_LSDMR_RFEN	(1 << (31 -  1))
 #define CFG_LBC_LSDMR_BSMA1516	(3 << (31 - 10))
 #define CFG_LBC_LSDMR_BSMA1617	(4 << (31 - 10))
 #define CFG_LBC_LSDMR_RFCR5	(3 << (31 - 16))
 #define CFG_LBC_LSDMR_RFCR16	(7 << (31 - 16))
 #define CFG_LBC_LSDMR_PRETOACT3	(3 << (31 - 19))
 #define CFG_LBC_LSDMR_PRETOACT7	(7 << (31 - 19))
 #define CFG_LBC_LSDMR_ACTTORW3	(3 << (31 - 22))
 #define CFG_LBC_LSDMR_ACTTORW7	(7 << (31 - 22))
 #define CFG_LBC_LSDMR_ACTTORW6	(6 << (31 - 22))
 #define CFG_LBC_LSDMR_BL8	(1 << (31 - 23))
 #define CFG_LBC_LSDMR_WRC2	(2 << (31 - 27))
 #define CFG_LBC_LSDMR_WRC4	(0 << (31 - 27))
 #define CFG_LBC_LSDMR_BUFCMD	(1 << (31 - 29))
 #define CFG_LBC_LSDMR_CL3	(3 << (31 - 31))

 #define CFG_LBC_LSDMR_OP_NORMAL	(0 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_ARFRSH	(1 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_SRFRSH	(2 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_MRW	(3 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_PRECH	(4 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_PCHALL	(5 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_ACTBNK	(6 << (31 - 4))
 #define CFG_LBC_LSDMR_OP_RWINV	(7 << (31 - 4))

 #define CFG_LBC_LSDMR_COMMON	( CFG_LBC_LSDMR_BSMA1516	\
 				| CFG_LBC_LSDMR_RFCR5		\
 				| CFG_LBC_LSDMR_PRETOACT3	\
 				| CFG_LBC_LSDMR_ACTTORW3	\
 				| CFG_LBC_LSDMR_BL8		\
 				| CFG_LBC_LSDMR_WRC2		\
 				| CFG_LBC_LSDMR_CL3		\
 				| CFG_LBC_LSDMR_RFEN		\
 				)

 /*
  * SDRAM Controller configuration sequence.
  */
 #define CFG_LBC_LSDMR_1		( CFG_LBC_LSDMR_COMMON \
 				| CFG_LBC_LSDMR_OP_PCHALL)
 #define CFG_LBC_LSDMR_2		( CFG_LBC_LSDMR_COMMON \
 				| CFG_LBC_LSDMR_OP_ARFRSH)
 #define CFG_LBC_LSDMR_3		( CFG_LBC_LSDMR_COMMON \
 				| CFG_LBC_LSDMR_OP_ARFRSH)
 #define CFG_LBC_LSDMR_4		( CFG_LBC_LSDMR_COMMON \
 				| CFG_LBC_LSDMR_OP_MRW)
 #define CFG_LBC_LSDMR_5		( CFG_LBC_LSDMR_COMMON \
 				| CFG_LBC_LSDMR_OP_NORMAL)


 /*
  * 32KB, 8-bit wide for ADS config reg
  */
 #define CFG_BR4_PRELIM          0xf8000801
 #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	0xe4010000	/* 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_ON_SCC	/* define if console on SCC */
 #undef  CONFIG_CONS_NONE	/* define if console on something else */
 #define CONFIG_CONS_INDEX       1  /* which serial channel for console */

 #define CONFIG_BAUDRATE	 	115200

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

 /* 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 */

 /* RapidIO MMU */
 #define CFG_RIO_MEM_BASE	0xc0000000	/* base address */
 #define CFG_RIO_MEM_PHYS	CFG_RIO_MEM_BASE
 #define CFG_RIO_MEM_SIZE	0x20000000	/* 128M */

 /*
  * General PCI
  * Addresses are mapped 1-1.
  */
 #define CFG_PCI1_MEM_BASE	0x80000000
 #define CFG_PCI1_MEM_PHYS	CFG_PCI1_MEM_BASE
 #define CFG_PCI1_MEM_SIZE	0x20000000	/* 512M */
 #define CFG_PCI1_IO_BASE	0xe2000000
 #define CFG_PCI1_IO_PHYS	CFG_PCI1_IO_BASE
 #define CFG_PCI1_IO_SIZE	0x1000000	/* 16M */

 #if defined(CONFIG_PCI)

 #define CONFIG_NET_MULTI
 #define CONFIG_PCI_PNP	               	/* do pci plug-and-play */

 #undef CONFIG_EEPRO100
 #undef CONFIG_TULIP

 #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

 #undef CONFIG_PCI_SCAN_SHOW		/* show pci devices on startup */
 #define CFG_PCI_SUBSYS_VENDORID 0x1057  /* Motorola */

 #endif	/* CONFIG_PCI */


 #if defined(CONFIG_TSEC_ENET)

 #ifndef CONFIG_NET_MULTI
 #define CONFIG_NET_MULTI 	1
 #endif

 #define CONFIG_MII		1	/* MII PHY management */
 #define CONFIG_MPC85XX_TSEC1	1
 #define CONFIG_MPC85XX_TSEC1_NAME	"TSEC0"
 #define CONFIG_MPC85XX_TSEC2	1
 #define CONFIG_MPC85XX_TSEC2_NAME	"TSEC1"
 #undef CONFIG_MPC85XX_FEC
 #define TSEC1_PHY_ADDR		0
 #define TSEC2_PHY_ADDR		1
 #define TSEC1_PHYIDX		0
 #define TSEC2_PHYIDX		0

 /* Options are: TSEC[0-1] */
 #define CONFIG_ETHPRIME		"TSEC0"

 #elif defined(CONFIG_ETHER_ON_FCC)	/* CPM FCC Ethernet */

 #define CONFIG_ETHER_ON_FCC	/* define if ether on FCC   */
 #undef  CONFIG_ETHER_NONE	/* define if ether on something else */
 #define CONFIG_ETHER_INDEX      2       /* which channel for ether */

 #if (CONFIG_ETHER_INDEX == 2)
   /*
    * - Rx-CLK is CLK13
    * - Tx-CLK is CLK14
    * - Select bus for bd/buffers
    * - Full duplex
    */
   #define CFG_CMXFCR_MASK       (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK)
   #define CFG_CMXFCR_VALUE      (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14)
   #define CFG_CPMFCR_RAMTYPE    0
   #define CFG_FCC_PSMR          (FCC_PSMR_FDE)
   #define FETH2_RST		0x01
 #elif (CONFIG_ETHER_INDEX == 3)
   /* need more definitions here for FE3 */
   #define FETH3_RST		0x80
 #endif  				/* CONFIG_ETHER_INDEX */

 #define CONFIG_MII			/* MII PHY management */
 #define CONFIG_BITBANGMII		/* bit-bang MII PHY management */

 /*
  * GPIO pins used for bit-banged MII communications
  */
 #define MDIO_PORT	2		/* Port C */
 #define MDIO_ACTIVE	(iop->pdir |=  0x00400000)
 #define MDIO_TRISTATE	(iop->pdir &= ~0x00400000)
 #define MDIO_READ	((iop->pdat &  0x00400000) != 0)

 #define MDIO(bit)	if(bit) iop->pdat |=  0x00400000; \
 			else	iop->pdat &= ~0x00400000

 #define MDC(bit)	if(bit) iop->pdat |=  0x00200000; \
 			else	iop->pdat &= ~0x00200000

 #define MIIDELAY	udelay(1)

 #endif


 /*
  * Environment
  */
 #ifndef CFG_RAMBOOT
   #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 */
   #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_LOADS_ECHO	1	/* echo on for serial download */
 #define CFG_LOADS_BAUD_CHANGE	1	/* allow baudrate change */

 #if defined(CFG_RAMBOOT)
   #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))
   #elif defined(CONFIG_TSEC_ENET)
     #define  CONFIG_COMMANDS	((CONFIG_CMD_DFL	\
 				| CFG_CMD_PING		\
 				| CFG_CMD_I2C)		\
 				& ~(CFG_CMD_ENV))
   #elif defined(CONFIG_ETHER_ON_FCC)
     #define  CONFIG_COMMANDS	((CONFIG_CMD_DFL	\
 				 | CFG_CMD_MII		\
 				 | CFG_CMD_PING		\
 				 | CFG_CMD_I2C)		\
 				& ~(CFG_CMD_ENV))
   #endif
 #else
   #if defined(CONFIG_PCI)
     #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
 				| CFG_CMD_PCI		\
 				| CFG_CMD_PING		\
 				| CFG_CMD_I2C)
   #elif defined(CONFIG_TSEC_ENET)
     #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
 				| CFG_CMD_PING		\
 				| CFG_CMD_I2C)
   #elif defined(CONFIG_ETHER_ON_FCC)
     #define  CONFIG_COMMANDS	(CONFIG_CMD_DFL		\
 				| CFG_CMD_MII		\
 				| 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_LOAD_ADDR	0x1000000	/* default load address */
 #define CFG_PROMPT	"=> "		/* 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_HZ		1000		/* decrementer freq: 1ms 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


 /*
  * Environment Configuration
  */

 /* The mac addresses for all ethernet interface */
 #if defined(CONFIG_TSEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
 #define CONFIG_ETHADDR   00:E0:0C:00:00:FD
 #define CONFIG_HAS_ETH1
 #define CONFIG_ETH1ADDR  00:E0:0C:00:01:FD
 #define CONFIG_HAS_ETH2
 #define CONFIG_ETH2ADDR  00:E0:0C:00:02:FD
 #endif

 #define CONFIG_IPADDR    192.168.1.253

 #define CONFIG_HOSTNAME		unknown
 #define CONFIG_ROOTPATH		/nfsroot
 #define CONFIG_BOOTFILE		your.uImage

 #define CONFIG_SERVERIP  192.168.1.1
 #define CONFIG_GATEWAYIP 192.168.1.1
 #define CONFIG_NETMASK   255.255.255.0

 #define CONFIG_LOADADDR  200000	/* default location for tftp and bootm */

 #define CONFIG_BOOTDELAY 10	/* -1 disables auto-boot */
 #undef  CONFIG_BOOTARGS		/* the boot command will set bootargs */

 #define CONFIG_BAUDRATE	115200

 #define	CONFIG_EXTRA_ENV_SETTINGS				        \
    "netdev=eth0\0"                                                      \
    "consoledev=ttyS0\0"                                                 \
    "ramdiskaddr=400000\0"						\
    "ramdiskfile=your.ramdisk.u-boot\0"

 #define CONFIG_NFSBOOTCOMMAND	                                        \
    "setenv bootargs root=/dev/nfs rw "                                  \
       "nfsroot=$serverip:$rootpath "                                    \
       "ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
       "console=$consoledev,$baudrate $othbootargs;"                     \
    "tftp $loadaddr $bootfile;"                                          \
    "bootm $loadaddr"

 #define CONFIG_RAMBOOTCOMMAND \
    "setenv bootargs root=/dev/ram rw "                                  \
       "console=$consoledev,$baudrate $othbootargs;"                     \
    "tftp $ramdiskaddr $ramdiskfile;"                                    \
    "tftp $loadaddr $bootfile;"                                          \
    "bootm $loadaddr $ramdiskaddr"

 #define CONFIG_BOOTCOMMAND  CONFIG_NFSBOOTCOMMAND

 #endif	/* __CONFIG_H */
	/*
	* Copyright 2004 Freescale Semiconductor.
	* (C) Copyright 2002,2003 Motorola,Inc.
	* Xianghua Xiao <X.Xiao@motorola.com>
	*
	* 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
	*/

	/*
	* mpc8560ads board configuration file
	*
	* Please refer to doc/README.mpc85xx 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_CPM2 1 /* has CPM2 */
	#define CONFIG_MPC8560ADS 1 /* MPC8560ADS board specific */

	#define CONFIG_PCI
	#define CONFIG_TSEC_ENET /* tsec ethernet support */
	#undef CONFIG_TSEC_ENET /* tsec ethernet support */
	#undef CONFIG_ETHER_ON_FCC /* cpm FCC ethernet support */
	#define CONFIG_ETHER_ON_FCC /* cpm FCC ethernet support */
	#define CONFIG_ENV_OVERWRITE
	#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for DDR setup*/
	#define CONFIG_DDR_DLL /* possible DLL fix needed */
	#define CONFIG_DDR_2T_TIMING /* Sets the 2T timing bit */

	#define CONFIG_DDR_ECC /* only for ECC DDR module */
	#define CONFIG_MEM_INIT_VALUE 0xDeadBeef


	/*
	* sysclk for MPC85xx
	*
	* Two valid values are:
	* 33000000
	* 66000000
	*
	* Most PCI cards are still 33Mhz, so in the presence of PCI, 33MHz
	* is likely the desired value here, so that is now the default.
	* The board, however, can run at 66MHz. In any event, this value
	* must match the settings of some switches. Details can be found
	* in the README.mpc85xxads.
	*/

	#ifndef CONFIG_SYS_CLK_FREQ
	#define CONFIG_SYS_CLK_FREQ 33000000
	#endif


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

	#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_pre_init */

	#define CFG_INIT_DBCR DBCR_IDM /* Enable Debug Exceptions */

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


	/*
	* 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 0xe0000000 /* relocated CCSRBAR */
	#define CFG_IMMR CFG_CCSRBAR /* PQII uses CFG_IMMR */


	/*
	* DDR Setup
	*/
	#define CFG_DDR_SDRAM_BASE 0x00000000 /* DDR is system memory*/
	#define CFG_SDRAM_BASE CFG_DDR_SDRAM_BASE

	#if defined(CONFIG_SPD_EEPROM)
	/*
	* Determine DDR configuration from I2C interface.
	*/
	#define SPD_EEPROM_ADDRESS 0x51 /* DDR DIMM */

	#else
	/*
	* Manually set up DDR parameters
	*/
	#define CFG_SDRAM_SIZE 128 /* DDR is 128MB */
	#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


	/*
	* SDRAM on the Local Bus
	*/
	#define CFG_LBC_SDRAM_BASE 0xf0000000 /* Localbus SDRAM */
	#define CFG_LBC_SDRAM_SIZE 64 /* LBC SDRAM is 64MB */

	#define CFG_FLASH_BASE 0xff000000 /* start of FLASH 16M */
	#define CFG_BR0_PRELIM 0xff001801 /* port size 32bit */

	#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 /* Flash Erase Timeout (ms) */
	#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (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 CFG_FLASH_CFI_DRIVER
	#define CFG_FLASH_CFI
	#define CFG_FLASH_EMPTY_INFO

	#undef CONFIG_CLOCKS_IN_MHZ


	/*
	* Local Bus Definitions
	*/

	/*
	* Base Register 2 and Option Register 2 configure SDRAM.
	* The SDRAM base address, CFG_LBC_SDRAM_BASE, is 0xf0000000.
	*
	* For BR2, need:
	* Base address of 0xf0000000 = BR[0:16] = 1111 0000 0000 0000 0
	* port-size = 32-bits = BR2[19:20] = 11
	* no parity checking = BR2[21:22] = 00
	* SDRAM for MSEL = BR2[24:26] = 011
	* Valid = BR[31] = 1
	*
	* 0 4 8 12 16 20 24 28
	* 1111 0000 0000 0000 0001 1000 0110 0001 = f0001861
	*
	* FIXME: CFG_LBC_SDRAM_BASE should be masked and OR'ed into
	* FIXME: the top 17 bits of BR2.
	*/

	#define CFG_BR2_PRELIM 0xf0001861

	/*
	* The SDRAM size in MB, CFG_LBC_SDRAM_SIZE, is 64.
	*
	* For OR2, need:
	* 64MB mask for AM, OR2[0:7] = 1111 1100
	* XAM, OR2[17:18] = 11
	* 9 columns OR2[19-21] = 010
	* 13 rows OR2[23-25] = 100
	* EAD set for extra time OR[31] = 1
	*
	* 0 4 8 12 16 20 24 28
	* 1111 1100 0000 0000 0110 1001 0000 0001 = fc006901
	*/

	#define CFG_OR2_PRELIM 0xfc006901

	#define CFG_LBC_LCRR 0x00030004 /* LB clock ratio reg */
	#define CFG_LBC_LBCR 0x00000000 /* LB config reg */
	#define CFG_LBC_LSRT 0x20000000 /* LB sdram refresh timer */
	#define CFG_LBC_MRTPR 0x20000000 /* LB refresh timer prescal*/

	/*
	* LSDMR masks
	*/
	#define CFG_LBC_LSDMR_RFEN (1 << (31 - 1))
	#define CFG_LBC_LSDMR_BSMA1516 (3 << (31 - 10))
	#define CFG_LBC_LSDMR_BSMA1617 (4 << (31 - 10))
	#define CFG_LBC_LSDMR_RFCR5 (3 << (31 - 16))
	#define CFG_LBC_LSDMR_RFCR16 (7 << (31 - 16))
	#define CFG_LBC_LSDMR_PRETOACT3 (3 << (31 - 19))
	#define CFG_LBC_LSDMR_PRETOACT7 (7 << (31 - 19))
	#define CFG_LBC_LSDMR_ACTTORW3 (3 << (31 - 22))
	#define CFG_LBC_LSDMR_ACTTORW7 (7 << (31 - 22))
	#define CFG_LBC_LSDMR_ACTTORW6 (6 << (31 - 22))
	#define CFG_LBC_LSDMR_BL8 (1 << (31 - 23))
	#define CFG_LBC_LSDMR_WRC2 (2 << (31 - 27))
	#define CFG_LBC_LSDMR_WRC4 (0 << (31 - 27))
	#define CFG_LBC_LSDMR_BUFCMD (1 << (31 - 29))
	#define CFG_LBC_LSDMR_CL3 (3 << (31 - 31))

	#define CFG_LBC_LSDMR_OP_NORMAL (0 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_ARFRSH (1 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_SRFRSH (2 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_MRW (3 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_PRECH (4 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_PCHALL (5 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_ACTBNK (6 << (31 - 4))
	#define CFG_LBC_LSDMR_OP_RWINV (7 << (31 - 4))

	#define CFG_LBC_LSDMR_COMMON ( CFG_LBC_LSDMR_BSMA1516 \
	\| CFG_LBC_LSDMR_RFCR5 \
	\| CFG_LBC_LSDMR_PRETOACT3 \
	\| CFG_LBC_LSDMR_ACTTORW3 \
	\| CFG_LBC_LSDMR_BL8 \
	\| CFG_LBC_LSDMR_WRC2 \
	\| CFG_LBC_LSDMR_CL3 \
	\| CFG_LBC_LSDMR_RFEN \
	)

	/*
	* SDRAM Controller configuration sequence.
	*/
	#define CFG_LBC_LSDMR_1 ( CFG_LBC_LSDMR_COMMON \
	\| CFG_LBC_LSDMR_OP_PCHALL)
	#define CFG_LBC_LSDMR_2 ( CFG_LBC_LSDMR_COMMON \
	\| CFG_LBC_LSDMR_OP_ARFRSH)
	#define CFG_LBC_LSDMR_3 ( CFG_LBC_LSDMR_COMMON \
	\| CFG_LBC_LSDMR_OP_ARFRSH)
	#define CFG_LBC_LSDMR_4 ( CFG_LBC_LSDMR_COMMON \
	\| CFG_LBC_LSDMR_OP_MRW)
	#define CFG_LBC_LSDMR_5 ( CFG_LBC_LSDMR_COMMON \
	\| CFG_LBC_LSDMR_OP_NORMAL)


	/*
	* 32KB, 8-bit wide for ADS config reg
	*/
	#define CFG_BR4_PRELIM 0xf8000801
	#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 0xe4010000 /* 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_ON_SCC /* define if console on SCC */
	#undef CONFIG_CONS_NONE /* define if console on something else */
	#define CONFIG_CONS_INDEX 1 /* which serial channel for console */

	#define CONFIG_BAUDRATE 115200

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

	/* 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 */

	/* RapidIO MMU */
	#define CFG_RIO_MEM_BASE 0xc0000000 /* base address */
	#define CFG_RIO_MEM_PHYS CFG_RIO_MEM_BASE
	#define CFG_RIO_MEM_SIZE 0x20000000 /* 128M */

	/*
	* General PCI
	* Addresses are mapped 1-1.
	*/
	#define CFG_PCI1_MEM_BASE 0x80000000
	#define CFG_PCI1_MEM_PHYS CFG_PCI1_MEM_BASE
	#define CFG_PCI1_MEM_SIZE 0x20000000 /* 512M */
	#define CFG_PCI1_IO_BASE 0xe2000000
	#define CFG_PCI1_IO_PHYS CFG_PCI1_IO_BASE
	#define CFG_PCI1_IO_SIZE 0x1000000 /* 16M */

	#if defined(CONFIG_PCI)

	#define CONFIG_NET_MULTI
	#define CONFIG_PCI_PNP /* do pci plug-and-play */

	#undef CONFIG_EEPRO100
	#undef CONFIG_TULIP

	#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

	#undef CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
	#define CFG_PCI_SUBSYS_VENDORID 0x1057 /* Motorola */

	#endif /* CONFIG_PCI */


	#if defined(CONFIG_TSEC_ENET)

	#ifndef CONFIG_NET_MULTI
	#define CONFIG_NET_MULTI 1
	#endif

	#define CONFIG_MII 1 /* MII PHY management */
	#define CONFIG_MPC85XX_TSEC1 1
	#define CONFIG_MPC85XX_TSEC1_NAME "TSEC0"
	#define CONFIG_MPC85XX_TSEC2 1
	#define CONFIG_MPC85XX_TSEC2_NAME "TSEC1"
	#undef CONFIG_MPC85XX_FEC
	#define TSEC1_PHY_ADDR 0
	#define TSEC2_PHY_ADDR 1
	#define TSEC1_PHYIDX 0
	#define TSEC2_PHYIDX 0

	/* Options are: TSEC[0-1] */
	#define CONFIG_ETHPRIME "TSEC0"

	#elif defined(CONFIG_ETHER_ON_FCC) /* CPM FCC Ethernet */

	#define CONFIG_ETHER_ON_FCC /* define if ether on FCC */
	#undef CONFIG_ETHER_NONE /* define if ether on something else */
	#define CONFIG_ETHER_INDEX 2 /* which channel for ether */

	#if (CONFIG_ETHER_INDEX == 2)
	/*
	* - Rx-CLK is CLK13
	* - Tx-CLK is CLK14
	* - Select bus for bd/buffers
	* - Full duplex
	*/
	#define CFG_CMXFCR_MASK (CMXFCR_FC2 \| CMXFCR_RF2CS_MSK \| CMXFCR_TF2CS_MSK)
	#define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13 \| CMXFCR_TF2CS_CLK14)
	#define CFG_CPMFCR_RAMTYPE 0
	#define CFG_FCC_PSMR (FCC_PSMR_FDE)
	#define FETH2_RST 0x01
	#elif (CONFIG_ETHER_INDEX == 3)
	/* need more definitions here for FE3 */
	#define FETH3_RST 0x80
	#endif /* CONFIG_ETHER_INDEX */

	#define CONFIG_MII /* MII PHY management */
	#define CONFIG_BITBANGMII /* bit-bang MII PHY management */

	/*
	* GPIO pins used for bit-banged MII communications
	*/
	#define MDIO_PORT 2 /* Port C */
	#define MDIO_ACTIVE (iop->pdir \|= 0x00400000)
	#define MDIO_TRISTATE (iop->pdir &= ~0x00400000)
	#define MDIO_READ ((iop->pdat & 0x00400000) != 0)

	#define MDIO(bit) if(bit) iop->pdat \|= 0x00400000; \
	else iop->pdat &= ~0x00400000

	#define MDC(bit) if(bit) iop->pdat \|= 0x00200000; \
	else iop->pdat &= ~0x00200000

	#define MIIDELAY udelay(1)

	#endif


	/*
	* Environment
	*/
	#ifndef CFG_RAMBOOT
	#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 */
	#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_LOADS_ECHO 1 /* echo on for serial download */
	#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */

	#if defined(CFG_RAMBOOT)
	#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))
	#elif defined(CONFIG_TSEC_ENET)
	#define CONFIG_COMMANDS ((CONFIG_CMD_DFL \
	\| CFG_CMD_PING \
	\| CFG_CMD_I2C) \
	& ~(CFG_CMD_ENV))
	#elif defined(CONFIG_ETHER_ON_FCC)
	#define CONFIG_COMMANDS ((CONFIG_CMD_DFL \
	\| CFG_CMD_MII \
	\| CFG_CMD_PING \
	\| CFG_CMD_I2C) \
	& ~(CFG_CMD_ENV))
	#endif
	#else
	#if defined(CONFIG_PCI)
	#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
	\| CFG_CMD_PCI \
	\| CFG_CMD_PING \
	\| CFG_CMD_I2C)
	#elif defined(CONFIG_TSEC_ENET)
	#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
	\| CFG_CMD_PING \
	\| CFG_CMD_I2C)
	#elif defined(CONFIG_ETHER_ON_FCC)
	#define CONFIG_COMMANDS (CONFIG_CMD_DFL \
	\| CFG_CMD_MII \
	\| 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_LOAD_ADDR 0x1000000 /* default load address */
	#define CFG_PROMPT "=> " /* 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_HZ 1000 /* decrementer freq: 1ms 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


	/*
	* Environment Configuration
	*/

	/* The mac addresses for all ethernet interface */
	#if defined(CONFIG_TSEC_ENET) \|\| defined(CONFIG_ETHER_ON_FCC)
	#define CONFIG_ETHADDR 00:E0:0C:00:00:FD
	#define CONFIG_HAS_ETH1
	#define CONFIG_ETH1ADDR 00:E0:0C:00:01:FD
	#define CONFIG_HAS_ETH2
	#define CONFIG_ETH2ADDR 00:E0:0C:00:02:FD
	#endif

	#define CONFIG_IPADDR 192.168.1.253

	#define CONFIG_HOSTNAME unknown
	#define CONFIG_ROOTPATH /nfsroot
	#define CONFIG_BOOTFILE your.uImage

	#define CONFIG_SERVERIP 192.168.1.1
	#define CONFIG_GATEWAYIP 192.168.1.1
	#define CONFIG_NETMASK 255.255.255.0

	#define CONFIG_LOADADDR 200000 /* default location for tftp and bootm */

	#define CONFIG_BOOTDELAY 10 /* -1 disables auto-boot */
	#undef CONFIG_BOOTARGS /* the boot command will set bootargs */

	#define CONFIG_BAUDRATE 115200

	#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=eth0\0" \
	"consoledev=ttyS0\0" \
	"ramdiskaddr=400000\0" \
	"ramdiskfile=your.ramdisk.u-boot\0"

	#define CONFIG_NFSBOOTCOMMAND \
	"setenv bootargs root=/dev/nfs rw " \
	"nfsroot=$serverip:$rootpath " \
	"ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netdev:off " \
	"console=$consoledev,$baudrate $othbootargs;" \
	"tftp $loadaddr $bootfile;" \
	"bootm $loadaddr"

	#define CONFIG_RAMBOOTCOMMAND \
	"setenv bootargs root=/dev/ram rw " \
	"console=$consoledev,$baudrate $othbootargs;" \
	"tftp $ramdiskaddr $ramdiskfile;" \
	"tftp $loadaddr $bootfile;" \
	"bootm $loadaddr $ramdiskaddr"

	#define CONFIG_BOOTCOMMAND CONFIG_NFSBOOTCOMMAND

	#endif /* __CONFIG_H */