include/configs/bubinga.h - github/trini/u-boot - Gitiles

 /*
  * (C) Copyright 2000-2005
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * 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
  */

 /*
  * board/config.h - configuration options, board specific
  */

 #ifndef __CONFIG_H
 #define __CONFIG_H

 /*
  * High Level Configuration Options
  * (easy to change)
  */

 #define CONFIG_405EP		1	/* This is a PPC405 CPU		*/
 #define CONFIG_4xx		1	/* ...member of PPC4xx family   */
 #define CONFIG_BUBINGA	        1	/* ...on a BUBINGA board	*/

 #define CONFIG_BOARD_EARLY_INIT_F 1	/* Call board_early_init_f	*/

 #define CONFIG_SYS_CLK_FREQ     33333333 /* external frequency to pll   */

 #define CONFIG_NO_SERIAL_EEPROM
 /*#undef CONFIG_NO_SERIAL_EEPROM*/
 /*----------------------------------------------------------------------------*/
 #ifdef CONFIG_NO_SERIAL_EEPROM

 /*
 !-------------------------------------------------------------------------------
 ! Defines for entry options.
 ! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
 !       are plugged in the board will be utilized as non-ECC DIMMs.
 !-------------------------------------------------------------------------------
 */
 #define        AUTO_MEMORY_CONFIG
 #define        DIMM_READ_ADDR 0xAB
 #define        DIMM_WRITE_ADDR 0xAA

 /*
 !-------------------------------------------------------------------------------
 ! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
 ! assuming a 33MHz input clock to the 405EP from the C9531.
 !-------------------------------------------------------------------------------
 */
 #define PLLMR0_DEFAULT   PLLMR0_266_133_66
 #define PLLMR1_DEFAULT   PLLMR1_266_133_66

 #endif
 /*----------------------------------------------------------------------------*/

 /*
  * Define here the location of the environment variables (FLASH or NVRAM).
  * Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
  *       supported for backward compatibility.
  */
 #if 1
 #define CFG_ENV_IS_IN_FLASH     1	/* use FLASH for environment vars	*/
 #else
 #define CFG_ENV_IS_IN_NVRAM	1	/* use NVRAM for environment vars	*/
 #endif

 #define CONFIG_PREBOOT	"echo;"	\
 	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
 	"echo"

 #undef	CONFIG_BOOTARGS

 #define	CONFIG_EXTRA_ENV_SETTINGS					\
 	"netdev=eth0\0"							\
 	"hostname=bubinga\0"						\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
 	"addip=setenv bootargs ${bootargs} "				\
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
 		":${hostname}:${netdev}:off panic=1\0"			\
 	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
 	"flash_nfs=run nfsargs addip addtty;"				\
 		"bootm ${kernel_addr}\0"				\
 	"flash_self=run ramargs addip addtty;"				\
 		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\
 	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;"     \
 	        "bootm\0"						\
 	"rootpath=/opt/eldk/ppc_4xx\0"					\
 	"bootfile=/tftpboot/bubinga/uImage\0"				\
 	"kernel_addr=fff80000\0"					\
 	"ramdisk_addr=fff90000\0"					\
 	"initrd_high=30000000\0"					\
 	"load=tftp 100000 /tftpboot/bubinga/u-boot.bin\0"		\
 	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;"	\
 		"cp.b 100000 fffc0000 40000;"			        \
 		"setenv filesize;saveenv\0"				\
 	"upd=run load;run update\0"					\
 	""
 #define CONFIG_BOOTCOMMAND	"run net_nfs"

 #if 0
 #define CONFIG_BOOTDELAY	-1	/* autoboot disabled		*/
 #else
 #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
 #endif

 #define CONFIG_BAUDRATE		115200

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

 #define CONFIG_MII		1	/* MII PHY management		*/
 #define	CONFIG_PHY_ADDR		1	/* PHY address			*/
 #define CONFIG_HAS_ETH1
 #define CONFIG_PHY1_ADDR	2	/* EMAC1 PHY address		*/
 #define CONFIG_NET_MULTI	1
 #define CFG_RX_ETH_BUFFER	16	/* Number of ethernet rx buffers & descriptors */

 #define CONFIG_NETCONSOLE		/* include NetConsole support	*/

 #define CONFIG_RTC_DS174x	1	/* use DS1743 RTC in Bubinga	*/


 /*
  * BOOTP options
  */
 #define CONFIG_BOOTP_BOOTFILESIZE
 #define CONFIG_BOOTP_BOOTPATH
 #define CONFIG_BOOTP_GATEWAY
 #define CONFIG_BOOTP_HOSTNAME


 /*
  * Command line configuration.
  */
 #include <config_cmd_default.h>

 #define CONFIG_CMD_ASKENV
 #define CONFIG_CMD_CACHE
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_EEPROM
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_I2C
 #define CONFIG_CMD_IRQ
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_REGINFO
 #define CONFIG_CMD_SDRAM
 #define CONFIG_CMD_SNTP


 #undef CONFIG_WATCHDOG			/* watchdog disabled		*/

 #define CONFIG_SPD_EEPROM      1       /* use SPD EEPROM for setup    */

 /*
  * Miscellaneous configurable options
  */
 #define CFG_LONGHELP			/* undef to save memory		*/
 #define CFG_PROMPT	"=> "		/* Monitor Command Prompt	*/
 #if defined(CONFIG_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_MEMTEST_START	0x0400000	/* memtest works on	*/
 #define CFG_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/

 /*
  * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
  * If CFG_405_UART_ERRATA_59, then UART divisor is 31.
  * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
  * The Linux BASE_BAUD define should match this configuration.
  *    baseBaud = cpuClock/(uartDivisor*16)
  * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
  * set Linux BASE_BAUD to 403200.
  */
 #undef	CONFIG_SERIAL_SOFTWARE_FIFO
 #undef  CFG_EXT_SERIAL_CLOCK           /* external serial clock */
 #undef  CFG_405_UART_ERRATA_59         /* 405GP/CR Rev. D silicon */
 #define CFG_BASE_BAUD       691200

 /* The following table includes the supported baudrates */
 #define CFG_BAUDRATE_TABLE  \
     {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

 #define CFG_LOAD_ADDR		0x100000	/* default load address */
 #define CFG_EXTBDINFO		1	/* To use extended board_into (bd_t) */

 #define	CFG_HZ		1000		/* decrementer freq: 1 ms ticks	*/

 #define CONFIG_CMDLINE_EDITING	1	/* add command line history	*/
 #define CONFIG_LOOPW            1       /* enable loopw command         */
 #define CONFIG_MX_CYCLIC        1       /* enable mdc/mwc commands      */
 #define CONFIG_ZERO_BOOTDELAY_CHECK	/* check for keypress on bootdelay==0 */
 #define CONFIG_VERSION_VARIABLE 1	/* include version env variable */

 /*-----------------------------------------------------------------------
  * I2C stuff
  *-----------------------------------------------------------------------
  */
 #define CONFIG_HARD_I2C		1	/* 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 }	/* avoid iprobe hangup (why?) */
 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS	6	/* 24C02 requires 5ms delay */

 #if defined(CONFIG_CMD_EEPROM)
 #define CFG_I2C_EEPROM_ADDR	0x50	/* I2C boot EEPROM (24C02W)	*/
 #define CFG_I2C_EEPROM_ADDR_LEN	1	/* Bytes of address		*/
 #endif

 /*-----------------------------------------------------------------------
  * PCI stuff
  *-----------------------------------------------------------------------
  */
 #define PCI_HOST_ADAPTER 0              /* configure ar pci adapter     */
 #define PCI_HOST_FORCE  1               /* configure as pci host        */
 #define PCI_HOST_AUTO   2               /* detected via arbiter enable  */

 #define CONFIG_PCI			/* include pci support	        */
 #define CONFIG_PCI_HOST	PCI_HOST_FORCE  /* select pci host function     */
 #define CONFIG_PCI_PNP			/* do pci plug-and-play         */
 					/* resource configuration       */
 #define CONFIG_PCI_SCAN_SHOW            /* show pci devices on startup  */

 #define CFG_PCI_SUBSYS_VENDORID 0x10e8	/* AMCC */
 #define CFG_PCI_SUBSYS_DEVICEID 0xcafe	/* Whatever */
 #define CFG_PCI_CLASSCODE       0x0600  /* PCI Class Code: bridge/host  */
 #define CFG_PCI_PTM1LA  0x00000000      /* point to sdram               */
 #define CFG_PCI_PTM1MS  0x80000001      /* 2GB, enable hard-wired to 1  */
 #define CFG_PCI_PTM1PCI 0x00000000      /* Host: use this pci address   */
 #define CFG_PCI_PTM2LA  0x00000000      /* disabled                     */
 #define CFG_PCI_PTM2MS  0x00000000      /* disabled                     */
 #define CFG_PCI_PTM2PCI 0x04000000      /* Host: use this pci address   */

 /*-----------------------------------------------------------------------
  * External peripheral base address
  *-----------------------------------------------------------------------
  */
 #define	CFG_KEY_REG_BASE_ADDR	0xF0100000
 #define	CFG_IR_REG_BASE_ADDR	0xF0200000
 #define	CFG_FPGA_REG_BASE_ADDR	0xF0300000

 /*-----------------------------------------------------------------------
  * 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_SRAM_BASE		0xFFF00000
 #define CFG_FLASH_BASE		0xFFF80000
 #define CFG_MONITOR_LEN		(256 * 1024)	/* Reserve 256 kB for Monitor	*/
 #define CFG_MALLOC_LEN		(128 * 1024)	/* Reserve 128 kB for malloc()	*/
 #define CFG_MONITOR_BASE	(-CFG_MONITOR_LEN)

 /*
  * 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 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	500	/* Timeout for Flash Write (in ms)	*/

 #define CFG_FLASH_ADDR0         0x5555
 #define CFG_FLASH_ADDR1         0x2aaa
 #define CFG_FLASH_WORD_SIZE     unsigned char

 #ifdef CFG_ENV_IS_IN_FLASH
 #define CFG_ENV_SECT_SIZE	0x10000 	/* size of one complete sector	*/
 #define CFG_ENV_ADDR		(CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
 #define	CFG_ENV_SIZE		0x4000	/* Total Size of Environment Sector	*/

 /* Address and size of Redundant Environment Sector	*/
 #define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
 #define CFG_ENV_SIZE_REDUND	(CFG_ENV_SIZE)
 #endif /* CFG_ENV_IS_IN_FLASH */

 /*-----------------------------------------------------------------------
  * NVRAM organization
  */
 #define CFG_NVRAM_BASE_ADDR	0xf0000000	/* NVRAM base address	*/
 #define CFG_NVRAM_SIZE		0x1ff8		/* NVRAM size	*/

 #ifdef CFG_ENV_IS_IN_NVRAM
 #define CFG_ENV_SIZE		0x0ff8		/* Size of Environment vars	*/
 #define CFG_ENV_ADDR		\
 	(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)	/* Env	*/
 #endif

 /*
  * Init Memory Controller:
  *
  * BR0/1 and OR0/1 (FLASH)
  */

 #define FLASH_BASE0_PRELIM	CFG_FLASH_BASE	/* FLASH bank #0	*/
 #define FLASH_BASE1_PRELIM	0		/* FLASH bank #1	*/

 /*-----------------------------------------------------------------------
  * 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

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

 /* Memory Bank 0 (Flash/SRAM) initialization                                    */
 #define CFG_EBC_PB0AP           0x04006000
 #define CFG_EBC_PB0CR           0xFFF18000  /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit  */

 /* Memory Bank 1 (NVRAM/RTC) initialization                                     */
 #define CFG_EBC_PB1AP           0x04041000
 #define CFG_EBC_PB1CR           0xF0018000  /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit  */

 /* Memory Bank 2 (not used) initialization                                      */
 #define CFG_EBC_PB2AP           0x00000000
 #define CFG_EBC_PB2CR           0x00000000

 /* Memory Bank 2 (not used) initialization                                      */
 #define CFG_EBC_PB3AP           0x00000000
 #define CFG_EBC_PB3CR           0x00000000

 /* Memory Bank 4 (FPGA regs) initialization                                     */
 #define CFG_EBC_PB4AP           0x01815000
 #define CFG_EBC_PB4CR           0xF0318000  /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit  */

 /*-----------------------------------------------------------------------
  * Definitions for Serial Presence Detect EEPROM address
  * (to get SDRAM settings)
  */
 #define SPD_EEPROM_ADDRESS      0x55

 /*-----------------------------------------------------------------------
  * Definitions for GPIO setup (PPC405EP specific)
  *
  * GPIO0[0]     - External Bus Controller BLAST output
  * GPIO0[1-9]   - Instruction trace outputs
  * GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
  * GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
  * 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          0x55555555
 #define CFG_GPIO0_OSRL          0x40000110
 #define CFG_GPIO0_ISR1H         0x00000000
 #define CFG_GPIO0_ISR1L         0x15555445
 #define CFG_GPIO0_TSRH          0x00000000
 #define CFG_GPIO0_TSRL          0x00000000
 #define CFG_GPIO0_TCR           0xFFFF8014

 /*-----------------------------------------------------------------------
  * Some BUBINGA stuff...
  */
 #define NVRAM_BASE      0xF0000000
 #define FPGA_REG0       0xF0300000    /* FPGA Reg 0              */
 #define FPGA_REG1       0xF0300001    /* FPGA Reg 1              */
 #define NVRVFY1     0x4f532d4f    /* used to determine if state data in */
 #define NVRVFY2     0x50454e00    /* NVRAM initialized (ascii for OS-OPEN)*/

 #define FPGA_REG0_F_RANGE     0x80       /* SDRAM PLL freq range              */
 #define FPGA_REG0_EXT_INT_DIS 0x20       /* External interface disable        */
 #define FPGA_REG0_LED_MASK    0x07       /* Board LEDs DS9, DS10, and DS11    */
 #define FPGA_REG0_LED0        0x04       /* Turn on LED0                      */
 #define FPGA_REG0_LED1        0x02       /* Turn on LED1                      */
 #define FPGA_REG0_LED2        0x01       /* Turn on LED2                      */

 #define FPGA_REG1_SSPEC_DIS   0x80       /* C9531 Spread Spectrum disabled    */
 #define FPGA_REG1_OFFBD_PCICLK 0x40      /* Onboard PCI clock selected       */
 #define FPGA_REG1_CLOCK_MASK  0x30       /* Mask for C9531 output freq select */
 #define FPGA_REG1_CLOCK_BIT_SHIFT  4
 #define FPGA_REG1_PCI_INT_ARB 0x08       /* PCI Internal arbiter selected     */
 #define FPGA_REG1_PCI_FREQ    0x04       /* PCI Frequency select              */
 #define FPGA_REG1_OFFB_FLASH  0x02       /* Off board flash                   */
 #define FPGA_REG1_SRAM_BOOT   0x01       /* SRAM at 0xFFF80000 not Flash      */

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

 #if defined(CONFIG_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

 #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2000-2005
	* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
	*
	* 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
	*/

	/*
	* board/config.h - configuration options, board specific
	*/

	#ifndef __CONFIG_H
	#define __CONFIG_H

	/*
	* High Level Configuration Options
	* (easy to change)
	*/

	#define CONFIG_405EP 1 /* This is a PPC405 CPU */
	#define CONFIG_4xx 1 /* ...member of PPC4xx family */
	#define CONFIG_BUBINGA 1 /* ...on a BUBINGA board */

	#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */

	#define CONFIG_SYS_CLK_FREQ 33333333 /* external frequency to pll */

	#define CONFIG_NO_SERIAL_EEPROM
	/#undef CONFIG_NO_SERIAL_EEPROM/
	/----------------------------------------------------------------------------/
	#ifdef CONFIG_NO_SERIAL_EEPROM

	/*
	!-------------------------------------------------------------------------------
	! Defines for entry options.
	! Note: Because the 405EP SDRAM controller does not support ECC, ECC DIMMs that
	! are plugged in the board will be utilized as non-ECC DIMMs.
	!-------------------------------------------------------------------------------
	*/
	#define AUTO_MEMORY_CONFIG
	#define DIMM_READ_ADDR 0xAB
	#define DIMM_WRITE_ADDR 0xAA

	/*
	!-------------------------------------------------------------------------------
	! PLL settings for 266MHz CPU, 133MHz PLB/SDRAM, 66MHz EBC, 33MHz PCI,
	! assuming a 33MHz input clock to the 405EP from the C9531.
	!-------------------------------------------------------------------------------
	*/
	#define PLLMR0_DEFAULT PLLMR0_266_133_66
	#define PLLMR1_DEFAULT PLLMR1_266_133_66

	#endif
	/----------------------------------------------------------------------------/

	/*
	* Define here the location of the environment variables (FLASH or NVRAM).
	* Note: DENX encourages to use redundant environment in FLASH. NVRAM is only
	* supported for backward compatibility.
	*/
	#if 1
	#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
	#else
	#define CFG_ENV_IS_IN_NVRAM 1 /* use NVRAM for environment vars */
	#endif

	#define CONFIG_PREBOOT "echo;" \
	"echo Type \\\"run flash_nfs\\\" to mount root filesystem over NFS;" \
	"echo"

	#undef CONFIG_BOOTARGS

	#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=eth0\0" \
	"hostname=bubinga\0" \
	"nfsargs=setenv bootargs root=/dev/nfs rw " \
	"nfsroot=${serverip}:${rootpath}\0" \
	"ramargs=setenv bootargs root=/dev/ram rw\0" \
	"addip=setenv bootargs ${bootargs} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	":${hostname}:${netdev}:off panic=1\0" \
	"addtty=setenv bootargs ${bootargs} console=ttyS0,${baudrate}\0"\
	"flash_nfs=run nfsargs addip addtty;" \
	"bootm ${kernel_addr}\0" \
	"flash_self=run ramargs addip addtty;" \
	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addtty;" \
	"bootm\0" \
	"rootpath=/opt/eldk/ppc_4xx\0" \
	"bootfile=/tftpboot/bubinga/uImage\0" \
	"kernel_addr=fff80000\0" \
	"ramdisk_addr=fff90000\0" \
	"initrd_high=30000000\0" \
	"load=tftp 100000 /tftpboot/bubinga/u-boot.bin\0" \
	"update=protect off fffc0000 ffffffff;era fffc0000 ffffffff;" \
	"cp.b 100000 fffc0000 40000;" \
	"setenv filesize;saveenv\0" \
	"upd=run load;run update\0" \
	""
	#define CONFIG_BOOTCOMMAND "run net_nfs"

	#if 0
	#define CONFIG_BOOTDELAY -1 /* autoboot disabled */
	#else
	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
	#endif

	#define CONFIG_BAUDRATE 115200

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

	#define CONFIG_MII 1 /* MII PHY management */
	#define CONFIG_PHY_ADDR 1 /* PHY address */
	#define CONFIG_HAS_ETH1
	#define CONFIG_PHY1_ADDR 2 /* EMAC1 PHY address */
	#define CONFIG_NET_MULTI 1
	#define CFG_RX_ETH_BUFFER 16 /* Number of ethernet rx buffers & descriptors */

	#define CONFIG_NETCONSOLE /* include NetConsole support */

	#define CONFIG_RTC_DS174x 1 /* use DS1743 RTC in Bubinga */


	/*
	* BOOTP options
	*/
	#define CONFIG_BOOTP_BOOTFILESIZE
	#define CONFIG_BOOTP_BOOTPATH
	#define CONFIG_BOOTP_GATEWAY
	#define CONFIG_BOOTP_HOSTNAME


	/*
	* Command line configuration.
	*/
	#include <config_cmd_default.h>

	#define CONFIG_CMD_ASKENV
	#define CONFIG_CMD_CACHE
	#define CONFIG_CMD_DATE
	#define CONFIG_CMD_DHCP
	#define CONFIG_CMD_EEPROM
	#define CONFIG_CMD_ELF
	#define CONFIG_CMD_I2C
	#define CONFIG_CMD_IRQ
	#define CONFIG_CMD_MII
	#define CONFIG_CMD_NET
	#define CONFIG_CMD_PCI
	#define CONFIG_CMD_PING
	#define CONFIG_CMD_REGINFO
	#define CONFIG_CMD_SDRAM
	#define CONFIG_CMD_SNTP


	#undef CONFIG_WATCHDOG /* watchdog disabled */

	#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */

	/*
	* Miscellaneous configurable options
	*/
	#define CFG_LONGHELP /* undef to save memory */
	#define CFG_PROMPT "=> " /* Monitor Command Prompt */
	#if defined(CONFIG_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_MEMTEST_START 0x0400000 /* memtest works on */
	#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */

	/*
	* If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
	* If CFG_405_UART_ERRATA_59, then UART divisor is 31.
	* Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
	* The Linux BASE_BAUD define should match this configuration.
	* baseBaud = cpuClock/(uartDivisor*16)
	* If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
	* set Linux BASE_BAUD to 403200.
	*/
	#undef CONFIG_SERIAL_SOFTWARE_FIFO
	#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
	#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
	#define CFG_BASE_BAUD 691200

	/* The following table includes the supported baudrates */
	#define CFG_BAUDRATE_TABLE \
	{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}

	#define CFG_LOAD_ADDR 0x100000 /* default load address */
	#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */

	#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */

	#define CONFIG_CMDLINE_EDITING 1 /* add command line history */
	#define CONFIG_LOOPW 1 /* enable loopw command */
	#define CONFIG_MX_CYCLIC 1 /* enable mdc/mwc commands */
	#define CONFIG_ZERO_BOOTDELAY_CHECK /* check for keypress on bootdelay==0 */
	#define CONFIG_VERSION_VARIABLE 1 /* include version env variable */

	/*-----------------------------------------------------------------------
	* I2C stuff
	*-----------------------------------------------------------------------
	*/
	#define CONFIG_HARD_I2C 1 /* 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 } /* avoid iprobe hangup (why?) */
	#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 6 /* 24C02 requires 5ms delay */

	#if defined(CONFIG_CMD_EEPROM)
	#define CFG_I2C_EEPROM_ADDR 0x50 /* I2C boot EEPROM (24C02W) */
	#define CFG_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
	#endif

	/*-----------------------------------------------------------------------
	* PCI stuff
	*-----------------------------------------------------------------------
	*/
	#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */
	#define PCI_HOST_FORCE 1 /* configure as pci host */
	#define PCI_HOST_AUTO 2 /* detected via arbiter enable */

	#define CONFIG_PCI /* include pci support */
	#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */
	#define CONFIG_PCI_PNP /* do pci plug-and-play */
	/* resource configuration */
	#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */

	#define CFG_PCI_SUBSYS_VENDORID 0x10e8 /* AMCC */
	#define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
	#define CFG_PCI_CLASSCODE 0x0600 /* PCI Class Code: bridge/host */
	#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */
	#define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
	#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
	#define CFG_PCI_PTM2LA 0x00000000 /* disabled */
	#define CFG_PCI_PTM2MS 0x00000000 /* disabled */
	#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */

	/*-----------------------------------------------------------------------
	* External peripheral base address
	*-----------------------------------------------------------------------
	*/
	#define CFG_KEY_REG_BASE_ADDR 0xF0100000
	#define CFG_IR_REG_BASE_ADDR 0xF0200000
	#define CFG_FPGA_REG_BASE_ADDR 0xF0300000

	/*-----------------------------------------------------------------------
	* 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_SRAM_BASE 0xFFF00000
	#define CFG_FLASH_BASE 0xFFF80000
	#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */
	#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
	#define CFG_MONITOR_BASE (-CFG_MONITOR_LEN)

	/*
	* 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 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 500 /* Timeout for Flash Write (in ms) */

	#define CFG_FLASH_ADDR0 0x5555
	#define CFG_FLASH_ADDR1 0x2aaa
	#define CFG_FLASH_WORD_SIZE unsigned char

	#ifdef CFG_ENV_IS_IN_FLASH
	#define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
	#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
	#define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */

	/* Address and size of Redundant Environment Sector */
	#define CFG_ENV_ADDR_REDUND (CFG_ENV_ADDR-CFG_ENV_SECT_SIZE)
	#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
	#endif /* CFG_ENV_IS_IN_FLASH */

	/*-----------------------------------------------------------------------
	* NVRAM organization
	*/
	#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
	#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */

	#ifdef CFG_ENV_IS_IN_NVRAM
	#define CFG_ENV_SIZE 0x0ff8 /* Size of Environment vars */
	#define CFG_ENV_ADDR \
	(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
	#endif

	/*
	* Init Memory Controller:
	*
	* BR0/1 and OR0/1 (FLASH)
	*/

	#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
	#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */

	/*-----------------------------------------------------------------------
	* 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

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

	/* Memory Bank 0 (Flash/SRAM) initialization */
	#define CFG_EBC_PB0AP 0x04006000
	#define CFG_EBC_PB0CR 0xFFF18000 /* BAS=0xFFF,BS=1MB,BU=R/W,BW=8bit */

	/* Memory Bank 1 (NVRAM/RTC) initialization */
	#define CFG_EBC_PB1AP 0x04041000
	#define CFG_EBC_PB1CR 0xF0018000 /* BAS=0xF00,BS=1MB,BU=R/W,BW=8bit */

	/* Memory Bank 2 (not used) initialization */
	#define CFG_EBC_PB2AP 0x00000000
	#define CFG_EBC_PB2CR 0x00000000

	/* Memory Bank 2 (not used) initialization */
	#define CFG_EBC_PB3AP 0x00000000
	#define CFG_EBC_PB3CR 0x00000000

	/* Memory Bank 4 (FPGA regs) initialization */
	#define CFG_EBC_PB4AP 0x01815000
	#define CFG_EBC_PB4CR 0xF0318000 /* BAS=0xF03,BS=1MB,BU=R/W,BW=8bit */

	/*-----------------------------------------------------------------------
	* Definitions for Serial Presence Detect EEPROM address
	* (to get SDRAM settings)
	*/
	#define SPD_EEPROM_ADDRESS 0x55

	/*-----------------------------------------------------------------------
	* Definitions for GPIO setup (PPC405EP specific)
	*
	* GPIO0[0] - External Bus Controller BLAST output
	* GPIO0[1-9] - Instruction trace outputs
	* GPIO0[10-13] - External Bus Controller CS_1 - CS_4 outputs
	* GPIO0[14-16] - External Bus Controller ABUS3-ABUS5 outputs
	* 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 0x55555555
	#define CFG_GPIO0_OSRL 0x40000110
	#define CFG_GPIO0_ISR1H 0x00000000
	#define CFG_GPIO0_ISR1L 0x15555445
	#define CFG_GPIO0_TSRH 0x00000000
	#define CFG_GPIO0_TSRL 0x00000000
	#define CFG_GPIO0_TCR 0xFFFF8014

	/*-----------------------------------------------------------------------
	* Some BUBINGA stuff...
	*/
	#define NVRAM_BASE 0xF0000000
	#define FPGA_REG0 0xF0300000 /* FPGA Reg 0 */
	#define FPGA_REG1 0xF0300001 /* FPGA Reg 1 */
	#define NVRVFY1 0x4f532d4f /* used to determine if state data in */
	#define NVRVFY2 0x50454e00 /* NVRAM initialized (ascii for OS-OPEN)*/

	#define FPGA_REG0_F_RANGE 0x80 /* SDRAM PLL freq range */
	#define FPGA_REG0_EXT_INT_DIS 0x20 /* External interface disable */
	#define FPGA_REG0_LED_MASK 0x07 /* Board LEDs DS9, DS10, and DS11 */
	#define FPGA_REG0_LED0 0x04 /* Turn on LED0 */
	#define FPGA_REG0_LED1 0x02 /* Turn on LED1 */
	#define FPGA_REG0_LED2 0x01 /* Turn on LED2 */

	#define FPGA_REG1_SSPEC_DIS 0x80 /* C9531 Spread Spectrum disabled */
	#define FPGA_REG1_OFFBD_PCICLK 0x40 /* Onboard PCI clock selected */
	#define FPGA_REG1_CLOCK_MASK 0x30 /* Mask for C9531 output freq select */
	#define FPGA_REG1_CLOCK_BIT_SHIFT 4
	#define FPGA_REG1_PCI_INT_ARB 0x08 /* PCI Internal arbiter selected */
	#define FPGA_REG1_PCI_FREQ 0x04 /* PCI Frequency select */
	#define FPGA_REG1_OFFB_FLASH 0x02 /* Off board flash */
	#define FPGA_REG1_SRAM_BOOT 0x01 /* SRAM at 0xFFF80000 not Flash */

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

	#if defined(CONFIG_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

	#endif /* __CONFIG_H */