include/configs/Sandpoint8240.h - u-boot - Git at Google


            
            /*

            
             * (C) Copyright 2001-2005

            
             * 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_MPC824X		1

            
            #define CONFIG_MPC8240		1

            
            #define CONFIG_SANDPOINT	1


            #if 0

            
            #define USE_DINK32		1

            
            #else

            
            #undef USE_DINK32

            
            #endif


            #define CONFIG_CONS_INDEX	1

            
            #define CONFIG_BAUDRATE		9600


            #define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/


            #define	CONFIG_TIMESTAMP		/* Print image info with timestamp */


            #define CONFIG_PREBOOT	"echo;"	\

            
            	"echo Type \"run net_nfs\" to mount root filesystem over NFS;" \

            
            	"echo"


            #undef	CONFIG_BOOTARGS


            #define	CONFIG_EXTRA_ENV_SETTINGS					\

            
            	"netdev=eth0\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"			\

            
            	"net_self=tftp ${kernel_addr} ${bootfile};"			\

            
            		"tftp ${ramdisk_addr} ${ramdisk};"			\

            
            		"run ramargs addip;"					\

            
            		"bootm ${kernel_addr} ${ramdisk_addr}\0"		\

            
            	"net_nfs=tftp ${kernel_addr} ${bootfile};"			\

            
            		"run nfsargs addip;bootm\0"				\

            
            	"rootpath=/opt/eldk/ppc_82xx\0"					\

            
            	"bootfile=/tftpboot/SP8240/uImage\0"				\

            
            	"ramdisk=/tftpboot/SP8240/uRamdisk\0"				\

            
            	"kernel_addr=200000\0"						\

            
            	"ramdisk_addr=400000\0"						\

            
            	""

            
            #define CONFIG_BOOTCOMMAND	"run flash_self"


            /*

            
             * 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_DHCP

            
            #define CONFIG_CMD_ELF

            
            #define CONFIG_CMD_I2C

            
            #define CONFIG_CMD_SDRAM

            
            #define CONFIG_CMD_EEPROM

            
            #define CONFIG_CMD_NFS

            
            #define CONFIG_CMD_PCI

            
            #define CONFIG_CMD_SNTP


            #define CONFIG_DRAM_SPEED	100		/* MHz				*/


            /*

            
             * Miscellaneous configurable options

            
             */

            
            #define CONFIG_SYS_LONGHELP		1		/* undef to save memory		*/

            
            #define CONFIG_SYS_PROMPT		"=> "		/* Monitor Command Prompt	*/

            
            #define CONFIG_SYS_CBSIZE		256		/* Console I/O Buffer Size	*/

            
            #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16)	/* Print Buffer Size	*/

            
            #define CONFIG_SYS_MAXARGS		16		/* max number of command args	*/

            
            #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE	/* Boot Argument Buffer Size	*/

            
            #define CONFIG_SYS_LOAD_ADDR		0x00100000	/* default load address		*/

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


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

            
             * PCI stuff

            
             *-----------------------------------------------------------------------

            
             */

            
            #define CONFIG_PCI				/* include pci support		*/

            
            #undef CONFIG_PCI_PNP


            #define CONFIG_NET_MULTI			/* Multi ethernet cards support */


            #define CONFIG_EEPRO100

            
            #define CONFIG_SYS_RX_ETH_BUFFER	8               /* use 8 rx buffer on eepro100  */


            #define PCI_ENET0_IOADDR	0x80000000

            
            #define PCI_ENET0_MEMADDR	0x80000000

            
            #define	PCI_ENET1_IOADDR	0x81000000

            
            #define	PCI_ENET1_MEMADDR	0x81000000


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

            
             * Start addresses for the final memory configuration

            
             * (Set up by the startup code)

            
             * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0

            
             */

            
            #define CONFIG_SYS_SDRAM_BASE		0x00000000

            
            #define CONFIG_SYS_MAX_RAM_SIZE	0x10000000


            #define CONFIG_SYS_RESET_ADDRESS	0xFFF00100


            #if defined (USE_DINK32)

            
            #define CONFIG_SYS_MONITOR_LEN		0x00030000

            
            #define CONFIG_SYS_MONITOR_BASE	0x00090000

            
            #define CONFIG_SYS_RAMBOOT		1

            
            #define CONFIG_SYS_INIT_RAM_ADDR	(CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)

            
            #define CONFIG_SYS_INIT_RAM_END	0x10000

            
            #define CONFIG_SYS_GBL_DATA_SIZE	256  /* size in bytes reserved for initial data */

            
            #define CONFIG_SYS_GBL_DATA_OFFSET	(CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)

            
            #define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_GBL_DATA_OFFSET

            
            #else

            
            #undef	CONFIG_SYS_RAMBOOT

            
            #define CONFIG_SYS_MONITOR_LEN		0x00030000

            
            #define CONFIG_SYS_MONITOR_BASE	TEXT_BASE


            /*#define CONFIG_SYS_GBL_DATA_SIZE    256*/

            
            #define CONFIG_SYS_GBL_DATA_SIZE	128


            #define CONFIG_SYS_INIT_RAM_ADDR     0x40000000

            
            #define CONFIG_SYS_INIT_RAM_END      0x1000

            
            #define CONFIG_SYS_GBL_DATA_OFFSET  (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)


            #endif


            #define CONFIG_SYS_FLASH_BASE		0xFFF00000

            
            #if 0

            
            #define CONFIG_SYS_FLASH_SIZE		(512 * 1024)	/* sandpoint has tiny eeprom	*/

            
            #else

            
            #define CONFIG_SYS_FLASH_SIZE		(1024 * 1024)	/* Unity has onboard 1MByte flash */

            
            #endif

            
            #define CONFIG_ENV_IS_IN_FLASH	1

            
            #define CONFIG_ENV_OFFSET		0x00004000	/* Offset of Environment Sector */

            
            #define CONFIG_ENV_SIZE		0x00002000	/* Total Size of Environment Sector */


            #define CONFIG_SYS_MALLOC_LEN		(512 << 10)	/* Reserve 512 kB for malloc()	*/


            #define CONFIG_SYS_MEMTEST_START	0x00000000	/* memtest works on		*/

            
            #define CONFIG_SYS_MEMTEST_END		0x04000000	/* 0 ... 32 MB in DRAM		*/


            #define CONFIG_SYS_EUMB_ADDR		0xFC000000


            #define CONFIG_SYS_ISA_MEM		0xFD000000

            
            #define CONFIG_SYS_ISA_IO		0xFE000000


            #define CONFIG_SYS_FLASH_RANGE_BASE	0xFF000000	/* flash memory address range	*/

            
            #define CONFIG_SYS_FLASH_RANGE_SIZE	0x01000000

            
            #define FLASH_BASE0_PRELIM	0xFFF00000	/* sandpoint flash		*/

            
            #define FLASH_BASE1_PRELIM	0xFF000000	/* PMC onboard flash		*/


            /*

            
             * select i2c support configuration

            
             *

            
             * Supported configurations are {none, software, hardware} drivers.

            
             * If the software driver is chosen, there are some additional

            
             * configuration items that the driver uses to drive the port pins.

            
             */

            
            #define CONFIG_HARD_I2C		1		/* To enable I2C support	*/

            
            #undef  CONFIG_SOFT_I2C				/* I2C bit-banged		*/

            
            #define CONFIG_SYS_I2C_SPEED		400000		/* I2C speed and slave address	*/

            
            #define CONFIG_SYS_I2C_SLAVE		0x7F


            #ifdef CONFIG_SOFT_I2C

            
            #error "Soft I2C is not configured properly.  Please review!"

            
            #define I2C_PORT		3               /* Port A=0, B=1, C=2, D=3 */

            
            #define I2C_ACTIVE		(iop->pdir |=  0x00010000)

            
            #define I2C_TRISTATE		(iop->pdir &= ~0x00010000)

            
            #define I2C_READ		((iop->pdat & 0x00010000) != 0)

            
            #define I2C_SDA(bit)		if(bit) iop->pdat |=  0x00010000; \

            
            				else    iop->pdat &= ~0x00010000

            
            #define I2C_SCL(bit)		if(bit) iop->pdat |=  0x00020000; \

            
            				else    iop->pdat &= ~0x00020000

            
            #define I2C_DELAY		udelay(5)	/* 1/4 I2C clock duration */

            
            #endif /* CONFIG_SOFT_I2C */


            #define CONFIG_SYS_I2C_EEPROM_ADDR	0x57		/* EEPROM IS24C02		*/

            
            #define CONFIG_SYS_I2C_EEPROM_ADDR_LEN	1		/* Bytes of address		*/

            
            #define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS	3	/* write page size		*/

            
            #define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS	10	/* takes up to 10 msec		*/


            #define CONFIG_SYS_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

            
            #define CONFIG_SYS_FLASH_BANKS		{ FLASH_BASE0_PRELIM , FLASH_BASE1_PRELIM }


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

            
             * Definitions for initial stack pointer and data area (in DPRAM)

            
             */


            #define CONFIG_WINBOND_83C553	1	/*has a winbond bridge			*/

            
            #define CONFIG_SYS_USE_WINBOND_IDE	0	/*use winbond 83c553 internal IDE ctrlr */

            
            #define CONFIG_SYS_WINBOND_ISA_CFG_ADDR    0x80005800	/*pci-isa bridge config addr	*/

            
            #define CONFIG_SYS_WINBOND_IDE_CFG_ADDR    0x80005900	/*ide config addr		*/


            #define CONFIG_SYS_IDE_MAXBUS		2   /* max. 2 IDE busses	*/

            
            #define CONFIG_SYS_IDE_MAXDEVICE	(CONFIG_SYS_IDE_MAXBUS*2) /* max. 2 drives per IDE bus */


            /*

            
             * NS87308 Configuration

            
             */

            
            #define CONFIG_NS87308			/* Nat Semi super-io controller on ISA bus */


            #define CONFIG_SYS_NS87308_BADDR_10	1


            #define CONFIG_SYS_NS87308_DEVS	( CONFIG_SYS_NS87308_UART1   | \

            
            				  CONFIG_SYS_NS87308_UART2   | \

            
            				  CONFIG_SYS_NS87308_POWRMAN | \

            
            				  CONFIG_SYS_NS87308_RTC_APC )


            #undef  CONFIG_SYS_NS87308_PS2MOD


            #define CONFIG_SYS_NS87308_CS0_BASE	0x0076

            
            #define CONFIG_SYS_NS87308_CS0_CONF	0x30

            
            #define CONFIG_SYS_NS87308_CS1_BASE	0x0075

            
            #define CONFIG_SYS_NS87308_CS1_CONF	0x30

            
            #define CONFIG_SYS_NS87308_CS2_BASE	0x0074

            
            #define CONFIG_SYS_NS87308_CS2_CONF	0x30


            /*

            
             * NS16550 Configuration

            
             */

            
            #define CONFIG_SYS_NS16550

            
            #define CONFIG_SYS_NS16550_SERIAL


            #define CONFIG_SYS_NS16550_REG_SIZE	1


            #define CONFIG_SYS_NS16550_CLK		1843200


            #define CONFIG_SYS_NS16550_COM1	(CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART1_BASE)

            
            #define CONFIG_SYS_NS16550_COM2	(CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART2_BASE)


            /*

            
             * Low Level Configuration Settings

            
             * (address mappings, register initial values, etc.)

            
             * You should know what you are doing if you make changes here.

            
             */


            #define CONFIG_SYS_CLK_FREQ  33000000	/* external frequency to pll */

            
            #define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER  1


            #define CONFIG_SYS_ROMNAL		7	/*rom/flash next access time		*/

            
            #define CONFIG_SYS_ROMFAL		11	/*rom/flash access time			*/


            #define CONFIG_SYS_REFINT	430	/* no of clock cycles between CBR refresh cycles */


            /* the following are for SDRAM only*/

            
            #define CONFIG_SYS_BSTOPRE	121	/* Burst To Precharge, sets open page interval */

            
            #define CONFIG_SYS_REFREC		8	/* Refresh to activate interval		*/

            
            #define CONFIG_SYS_RDLAT		4	/* data latency from read command	*/

            
            #define CONFIG_SYS_PRETOACT		3	/* Precharge to activate interval	*/

            
            #define CONFIG_SYS_ACTTOPRE		5	/* Activate to Precharge interval	*/

            
            #define CONFIG_SYS_ACTORW		3	/* Activate to R/W			*/

            
            #define CONFIG_SYS_SDMODE_CAS_LAT	3	/* SDMODE CAS latency			*/

            
            #define CONFIG_SYS_SDMODE_WRAP		0	/* SDMODE wrap type			*/

            
            #define CONFIG_SYS_SDMODE_BURSTLEN	2	/* SDMODE Burst length 2=4, 3=8		*/


            #define CONFIG_SYS_REGISTERD_TYPE_BUFFER   1


            /* memory bank settings*/

            
            /*

            
             * only bits 20-29 are actually used from these vales to set the

            
             * start/end address the upper two bits will be 0, and the lower 20

            
             * bits will be set to 0x00000 for a start address, or 0xfffff for an

            
             * end address

            
             */

            
            #define CONFIG_SYS_BANK0_START		0x00000000

            
            #define CONFIG_SYS_BANK0_END		(CONFIG_SYS_MAX_RAM_SIZE - 1)

            
            #define CONFIG_SYS_BANK0_ENABLE	1

            
            #define CONFIG_SYS_BANK1_START		0x3ff00000

            
            #define CONFIG_SYS_BANK1_END		0x3fffffff

            
            #define CONFIG_SYS_BANK1_ENABLE	0

            
            #define CONFIG_SYS_BANK2_START		0x3ff00000

            
            #define CONFIG_SYS_BANK2_END		0x3fffffff

            
            #define CONFIG_SYS_BANK2_ENABLE	0

            
            #define CONFIG_SYS_BANK3_START		0x3ff00000

            
            #define CONFIG_SYS_BANK3_END		0x3fffffff

            
            #define CONFIG_SYS_BANK3_ENABLE	0

            
            #define CONFIG_SYS_BANK4_START		0x00000000

            
            #define CONFIG_SYS_BANK4_END		0x00000000

            
            #define CONFIG_SYS_BANK4_ENABLE	0

            
            #define CONFIG_SYS_BANK5_START		0x00000000

            
            #define CONFIG_SYS_BANK5_END		0x00000000

            
            #define CONFIG_SYS_BANK5_ENABLE	0

            
            #define CONFIG_SYS_BANK6_START		0x00000000

            
            #define CONFIG_SYS_BANK6_END		0x00000000

            
            #define CONFIG_SYS_BANK6_ENABLE	0

            
            #define CONFIG_SYS_BANK7_START		0x00000000

            
            #define CONFIG_SYS_BANK7_END		0x00000000

            
            #define CONFIG_SYS_BANK7_ENABLE	0

            
            /*

            
             * Memory bank enable bitmask, specifying which of the banks defined above

            
             are actually present. MSB is for bank #7, LSB is for bank #0.

            
             */

            
            #define CONFIG_SYS_BANK_ENABLE		0x01


            #define CONFIG_SYS_ODCR		0xff	/* configures line driver impedances,	*/

            
            					/* see 8240 book for bit definitions	*/

            
            #define CONFIG_SYS_PGMAX		0x32	/* how long the 8240 retains the	*/

            
            					/* currently accessed page in memory	*/

            
            					/* see 8240 book for details		*/


            /* SDRAM 0 - 256MB */

            
            #define CONFIG_SYS_IBAT0L	(CONFIG_SYS_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)

            
            #define CONFIG_SYS_IBAT0U	(CONFIG_SYS_SDRAM_BASE | BATU_BL_256M | BATU_VS | BATU_VP)


            /* stack in DCACHE @ 1GB (no backing mem) */

            
            #if defined(USE_DINK32)

            
            #define CONFIG_SYS_IBAT1L	(0x40000000 | BATL_PP_00 )

            
            #define CONFIG_SYS_IBAT1U	(0x40000000 | BATU_BL_128K )

            
            #else

            
            #define CONFIG_SYS_IBAT1L	(CONFIG_SYS_INIT_RAM_ADDR | BATL_PP_10 | BATL_MEMCOHERENCE)

            
            #define CONFIG_SYS_IBAT1U	(CONFIG_SYS_INIT_RAM_ADDR | BATU_BL_128K | BATU_VS | BATU_VP)

            
            #endif


            /* PCI memory */

            
            #define CONFIG_SYS_IBAT2L	(0x80000000 | BATL_PP_10 | BATL_CACHEINHIBIT)

            
            #define CONFIG_SYS_IBAT2U	(0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP)


            /* Flash, config addrs, etc */

            
            #define CONFIG_SYS_IBAT3L	(0xF0000000 | BATL_PP_10 | BATL_CACHEINHIBIT)

            
            #define CONFIG_SYS_IBAT3U	(0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP)


            #define CONFIG_SYS_DBAT0L	CONFIG_SYS_IBAT0L

            
            #define CONFIG_SYS_DBAT0U	CONFIG_SYS_IBAT0U

            
            #define CONFIG_SYS_DBAT1L	CONFIG_SYS_IBAT1L

            
            #define CONFIG_SYS_DBAT1U	CONFIG_SYS_IBAT1U

            
            #define CONFIG_SYS_DBAT2L	CONFIG_SYS_IBAT2L

            
            #define CONFIG_SYS_DBAT2U	CONFIG_SYS_IBAT2U

            
            #define CONFIG_SYS_DBAT3L	CONFIG_SYS_IBAT3L

            
            #define CONFIG_SYS_DBAT3U	CONFIG_SYS_IBAT3U


            /*

            
             * 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 CONFIG_SYS_BOOTMAPSZ		(8 << 20)	/* Initial Memory map for Linux */

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

            
             * FLASH organization

            
             */

            
            #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of memory banks		*/

            
            #define CONFIG_SYS_MAX_FLASH_SECT	20	/* max number of sectors on one chip	*/


            #define CONFIG_SYS_FLASH_ERASE_TOUT	120000	/* Timeout for Flash Erase (in ms)	*/

            
            #define CONFIG_SYS_FLASH_WRITE_TOUT	500	/* Timeout for Flash Write (in ms)	*/


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

            
             * Cache Configuration

            
             */

            
            #define CONFIG_SYS_CACHELINE_SIZE	32	/* For MPC8240 CPU			*/

            
            #if defined(CONFIG_CMD_KGDB)

            
            #  define CONFIG_SYS_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			*/


            /* values according to the manual */


            #define CONFIG_DRAM_50MHZ	1

            
            #define CONFIG_SDRAM_50MHZ


            #undef	NR_8259_INTS

            
            #define NR_8259_INTS		1


            #define CONFIG_DISK_SPINUP_TIME 1000000


            #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2001-2005
	* 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_MPC824X 1
	#define CONFIG_MPC8240 1
	#define CONFIG_SANDPOINT 1

	#if 0
	#define USE_DINK32 1
	#else
	#undef USE_DINK32
	#endif

	#define CONFIG_CONS_INDEX 1
	#define CONFIG_BAUDRATE 9600

	#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */

	#define CONFIG_TIMESTAMP /* Print image info with timestamp */

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

	#undef CONFIG_BOOTARGS

	#define CONFIG_EXTRA_ENV_SETTINGS \
	"netdev=eth0\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" \
	"net_self=tftp ${kernel_addr} ${bootfile};" \
	"tftp ${ramdisk_addr} ${ramdisk};" \
	"run ramargs addip;" \
	"bootm ${kernel_addr} ${ramdisk_addr}\0" \
	"net_nfs=tftp ${kernel_addr} ${bootfile};" \
	"run nfsargs addip;bootm\0" \
	"rootpath=/opt/eldk/ppc_82xx\0" \
	"bootfile=/tftpboot/SP8240/uImage\0" \
	"ramdisk=/tftpboot/SP8240/uRamdisk\0" \
	"kernel_addr=200000\0" \
	"ramdisk_addr=400000\0" \
	""
	#define CONFIG_BOOTCOMMAND "run flash_self"


	/*
	* 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_DHCP
	#define CONFIG_CMD_ELF
	#define CONFIG_CMD_I2C
	#define CONFIG_CMD_SDRAM
	#define CONFIG_CMD_EEPROM
	#define CONFIG_CMD_NFS
	#define CONFIG_CMD_PCI
	#define CONFIG_CMD_SNTP


	#define CONFIG_DRAM_SPEED 100 /* MHz */

	/*
	* Miscellaneous configurable options
	*/
	#define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
	#define CONFIG_SYS_PROMPT "=> " /* Monitor Command Prompt */
	#define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */
	#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */
	#define CONFIG_SYS_MAXARGS 16 /* max number of command args */
	#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */
	#define CONFIG_SYS_LOAD_ADDR 0x00100000 /* default load address */
	#define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */

	/*-----------------------------------------------------------------------
	* PCI stuff
	*-----------------------------------------------------------------------
	*/
	#define CONFIG_PCI /* include pci support */
	#undef CONFIG_PCI_PNP

	#define CONFIG_NET_MULTI /* Multi ethernet cards support */

	#define CONFIG_EEPRO100
	#define CONFIG_SYS_RX_ETH_BUFFER 8 /* use 8 rx buffer on eepro100 */

	#define PCI_ENET0_IOADDR 0x80000000
	#define PCI_ENET0_MEMADDR 0x80000000
	#define PCI_ENET1_IOADDR 0x81000000
	#define PCI_ENET1_MEMADDR 0x81000000


	/*-----------------------------------------------------------------------
	* Start addresses for the final memory configuration
	* (Set up by the startup code)
	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
	*/
	#define CONFIG_SYS_SDRAM_BASE 0x00000000
	#define CONFIG_SYS_MAX_RAM_SIZE 0x10000000

	#define CONFIG_SYS_RESET_ADDRESS 0xFFF00100

	#if defined (USE_DINK32)
	#define CONFIG_SYS_MONITOR_LEN 0x00030000
	#define CONFIG_SYS_MONITOR_BASE 0x00090000
	#define CONFIG_SYS_RAMBOOT 1
	#define CONFIG_SYS_INIT_RAM_ADDR (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)
	#define CONFIG_SYS_INIT_RAM_END 0x10000
	#define CONFIG_SYS_GBL_DATA_SIZE 256 /* size in bytes reserved for initial data */
	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)
	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
	#else
	#undef CONFIG_SYS_RAMBOOT
	#define CONFIG_SYS_MONITOR_LEN 0x00030000
	#define CONFIG_SYS_MONITOR_BASE TEXT_BASE

	/#define CONFIG_SYS_GBL_DATA_SIZE 256/
	#define CONFIG_SYS_GBL_DATA_SIZE 128

	#define CONFIG_SYS_INIT_RAM_ADDR 0x40000000
	#define CONFIG_SYS_INIT_RAM_END 0x1000
	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE)

	#endif

	#define CONFIG_SYS_FLASH_BASE 0xFFF00000
	#if 0
	#define CONFIG_SYS_FLASH_SIZE (512 * 1024) /* sandpoint has tiny eeprom */
	#else
	#define CONFIG_SYS_FLASH_SIZE (1024 * 1024) /* Unity has onboard 1MByte flash */
	#endif
	#define CONFIG_ENV_IS_IN_FLASH 1
	#define CONFIG_ENV_OFFSET 0x00004000 /* Offset of Environment Sector */
	#define CONFIG_ENV_SIZE 0x00002000 /* Total Size of Environment Sector */

	#define CONFIG_SYS_MALLOC_LEN (512 << 10) /* Reserve 512 kB for malloc() */

	#define CONFIG_SYS_MEMTEST_START 0x00000000 /* memtest works on */
	#define CONFIG_SYS_MEMTEST_END 0x04000000 /* 0 ... 32 MB in DRAM */

	#define CONFIG_SYS_EUMB_ADDR 0xFC000000

	#define CONFIG_SYS_ISA_MEM 0xFD000000
	#define CONFIG_SYS_ISA_IO 0xFE000000

	#define CONFIG_SYS_FLASH_RANGE_BASE 0xFF000000 /* flash memory address range */
	#define CONFIG_SYS_FLASH_RANGE_SIZE 0x01000000
	#define FLASH_BASE0_PRELIM 0xFFF00000 /* sandpoint flash */
	#define FLASH_BASE1_PRELIM 0xFF000000 /* PMC onboard flash */

	/*
	* select i2c support configuration
	*
	* Supported configurations are {none, software, hardware} drivers.
	* If the software driver is chosen, there are some additional
	* configuration items that the driver uses to drive the port pins.
	*/
	#define CONFIG_HARD_I2C 1 /* To enable I2C support */
	#undef CONFIG_SOFT_I2C /* I2C bit-banged */
	#define CONFIG_SYS_I2C_SPEED 400000 /* I2C speed and slave address */
	#define CONFIG_SYS_I2C_SLAVE 0x7F

	#ifdef CONFIG_SOFT_I2C
	#error "Soft I2C is not configured properly. Please review!"
	#define I2C_PORT 3 /* Port A=0, B=1, C=2, D=3 */
	#define I2C_ACTIVE (iop->pdir \|= 0x00010000)
	#define I2C_TRISTATE (iop->pdir &= ~0x00010000)
	#define I2C_READ ((iop->pdat & 0x00010000) != 0)
	#define I2C_SDA(bit) if(bit) iop->pdat \|= 0x00010000; \
	else iop->pdat &= ~0x00010000
	#define I2C_SCL(bit) if(bit) iop->pdat \|= 0x00020000; \
	else iop->pdat &= ~0x00020000
	#define I2C_DELAY udelay(5) /* 1/4 I2C clock duration */
	#endif /* CONFIG_SOFT_I2C */


	#define CONFIG_SYS_I2C_EEPROM_ADDR 0x57 /* EEPROM IS24C02 */
	#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN 1 /* Bytes of address */
	#define CONFIG_SYS_EEPROM_PAGE_WRITE_BITS 3 /* write page size */
	#define CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS 10 /* takes up to 10 msec */


	#define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
	#define CONFIG_SYS_FLASH_BANKS { FLASH_BASE0_PRELIM , FLASH_BASE1_PRELIM }

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in DPRAM)
	*/


	#define CONFIG_WINBOND_83C553 1 /has a winbond bridge /
	#define CONFIG_SYS_USE_WINBOND_IDE 0 /use winbond 83c553 internal IDE ctrlr /
	#define CONFIG_SYS_WINBOND_ISA_CFG_ADDR 0x80005800 /pci-isa bridge config addr /
	#define CONFIG_SYS_WINBOND_IDE_CFG_ADDR 0x80005900 /ide config addr /

	#define CONFIG_SYS_IDE_MAXBUS 2 /* max. 2 IDE busses */
	#define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS2) / max. 2 drives per IDE bus */

	/*
	* NS87308 Configuration
	*/
	#define CONFIG_NS87308 /* Nat Semi super-io controller on ISA bus */

	#define CONFIG_SYS_NS87308_BADDR_10 1

	#define CONFIG_SYS_NS87308_DEVS ( CONFIG_SYS_NS87308_UART1 \| \
	CONFIG_SYS_NS87308_UART2 \| \
	CONFIG_SYS_NS87308_POWRMAN \| \
	CONFIG_SYS_NS87308_RTC_APC )

	#undef CONFIG_SYS_NS87308_PS2MOD

	#define CONFIG_SYS_NS87308_CS0_BASE 0x0076
	#define CONFIG_SYS_NS87308_CS0_CONF 0x30
	#define CONFIG_SYS_NS87308_CS1_BASE 0x0075
	#define CONFIG_SYS_NS87308_CS1_CONF 0x30
	#define CONFIG_SYS_NS87308_CS2_BASE 0x0074
	#define CONFIG_SYS_NS87308_CS2_CONF 0x30

	/*
	* NS16550 Configuration
	*/
	#define CONFIG_SYS_NS16550
	#define CONFIG_SYS_NS16550_SERIAL

	#define CONFIG_SYS_NS16550_REG_SIZE 1

	#define CONFIG_SYS_NS16550_CLK 1843200

	#define CONFIG_SYS_NS16550_COM1 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART1_BASE)
	#define CONFIG_SYS_NS16550_COM2 (CONFIG_SYS_ISA_IO + CONFIG_SYS_NS87308_UART2_BASE)

	/*
	* Low Level Configuration Settings
	* (address mappings, register initial values, etc.)
	* You should know what you are doing if you make changes here.
	*/

	#define CONFIG_SYS_CLK_FREQ 33000000 /* external frequency to pll */
	#define CONFIG_PLL_PCI_TO_MEM_MULTIPLIER 1

	#define CONFIG_SYS_ROMNAL 7 /rom/flash next access time /
	#define CONFIG_SYS_ROMFAL 11 /rom/flash access time /

	#define CONFIG_SYS_REFINT 430 /* no of clock cycles between CBR refresh cycles */

	/* the following are for SDRAM only*/
	#define CONFIG_SYS_BSTOPRE 121 /* Burst To Precharge, sets open page interval */
	#define CONFIG_SYS_REFREC 8 /* Refresh to activate interval */
	#define CONFIG_SYS_RDLAT 4 /* data latency from read command */
	#define CONFIG_SYS_PRETOACT 3 /* Precharge to activate interval */
	#define CONFIG_SYS_ACTTOPRE 5 /* Activate to Precharge interval */
	#define CONFIG_SYS_ACTORW 3 /* Activate to R/W */
	#define CONFIG_SYS_SDMODE_CAS_LAT 3 /* SDMODE CAS latency */
	#define CONFIG_SYS_SDMODE_WRAP 0 /* SDMODE wrap type */
	#define CONFIG_SYS_SDMODE_BURSTLEN 2 /* SDMODE Burst length 2=4, 3=8 */

	#define CONFIG_SYS_REGISTERD_TYPE_BUFFER 1

	/* memory bank settings*/
	/*
	* only bits 20-29 are actually used from these vales to set the
	* start/end address the upper two bits will be 0, and the lower 20
	* bits will be set to 0x00000 for a start address, or 0xfffff for an
	* end address
	*/
	#define CONFIG_SYS_BANK0_START 0x00000000
	#define CONFIG_SYS_BANK0_END (CONFIG_SYS_MAX_RAM_SIZE - 1)
	#define CONFIG_SYS_BANK0_ENABLE 1
	#define CONFIG_SYS_BANK1_START 0x3ff00000
	#define CONFIG_SYS_BANK1_END 0x3fffffff
	#define CONFIG_SYS_BANK1_ENABLE 0
	#define CONFIG_SYS_BANK2_START 0x3ff00000
	#define CONFIG_SYS_BANK2_END 0x3fffffff
	#define CONFIG_SYS_BANK2_ENABLE 0
	#define CONFIG_SYS_BANK3_START 0x3ff00000
	#define CONFIG_SYS_BANK3_END 0x3fffffff
	#define CONFIG_SYS_BANK3_ENABLE 0
	#define CONFIG_SYS_BANK4_START 0x00000000
	#define CONFIG_SYS_BANK4_END 0x00000000
	#define CONFIG_SYS_BANK4_ENABLE 0
	#define CONFIG_SYS_BANK5_START 0x00000000
	#define CONFIG_SYS_BANK5_END 0x00000000
	#define CONFIG_SYS_BANK5_ENABLE 0
	#define CONFIG_SYS_BANK6_START 0x00000000
	#define CONFIG_SYS_BANK6_END 0x00000000
	#define CONFIG_SYS_BANK6_ENABLE 0
	#define CONFIG_SYS_BANK7_START 0x00000000
	#define CONFIG_SYS_BANK7_END 0x00000000
	#define CONFIG_SYS_BANK7_ENABLE 0
	/*
	* Memory bank enable bitmask, specifying which of the banks defined above
	are actually present. MSB is for bank #7, LSB is for bank #0.
	*/
	#define CONFIG_SYS_BANK_ENABLE 0x01

	#define CONFIG_SYS_ODCR 0xff /* configures line driver impedances, */
	/* see 8240 book for bit definitions */
	#define CONFIG_SYS_PGMAX 0x32 /* how long the 8240 retains the */
	/* currently accessed page in memory */
	/* see 8240 book for details */

	/* SDRAM 0 - 256MB */
	#define CONFIG_SYS_IBAT0L (CONFIG_SYS_SDRAM_BASE \| BATL_PP_10 \| BATL_MEMCOHERENCE)
	#define CONFIG_SYS_IBAT0U (CONFIG_SYS_SDRAM_BASE \| BATU_BL_256M \| BATU_VS \| BATU_VP)

	/* stack in DCACHE @ 1GB (no backing mem) */
	#if defined(USE_DINK32)
	#define CONFIG_SYS_IBAT1L (0x40000000 \| BATL_PP_00 )
	#define CONFIG_SYS_IBAT1U (0x40000000 \| BATU_BL_128K )
	#else
	#define CONFIG_SYS_IBAT1L (CONFIG_SYS_INIT_RAM_ADDR \| BATL_PP_10 \| BATL_MEMCOHERENCE)
	#define CONFIG_SYS_IBAT1U (CONFIG_SYS_INIT_RAM_ADDR \| BATU_BL_128K \| BATU_VS \| BATU_VP)
	#endif

	/* PCI memory */
	#define CONFIG_SYS_IBAT2L (0x80000000 \| BATL_PP_10 \| BATL_CACHEINHIBIT)
	#define CONFIG_SYS_IBAT2U (0x80000000 \| BATU_BL_256M \| BATU_VS \| BATU_VP)

	/* Flash, config addrs, etc */
	#define CONFIG_SYS_IBAT3L (0xF0000000 \| BATL_PP_10 \| BATL_CACHEINHIBIT)
	#define CONFIG_SYS_IBAT3U (0xF0000000 \| BATU_BL_256M \| BATU_VS \| BATU_VP)

	#define CONFIG_SYS_DBAT0L CONFIG_SYS_IBAT0L
	#define CONFIG_SYS_DBAT0U CONFIG_SYS_IBAT0U
	#define CONFIG_SYS_DBAT1L CONFIG_SYS_IBAT1L
	#define CONFIG_SYS_DBAT1U CONFIG_SYS_IBAT1U
	#define CONFIG_SYS_DBAT2L CONFIG_SYS_IBAT2L
	#define CONFIG_SYS_DBAT2U CONFIG_SYS_IBAT2U
	#define CONFIG_SYS_DBAT3L CONFIG_SYS_IBAT3L
	#define CONFIG_SYS_DBAT3U CONFIG_SYS_IBAT3U

	/*
	* 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
	/*-----------------------------------------------------------------------
	* FLASH organization
	*/
	#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
	#define CONFIG_SYS_MAX_FLASH_SECT 20 /* max number of sectors on one chip */

	#define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
	#define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */

	/*-----------------------------------------------------------------------
	* Cache Configuration
	*/
	#define CONFIG_SYS_CACHELINE_SIZE 32 /* For MPC8240 CPU */
	#if defined(CONFIG_CMD_KGDB)
	# define CONFIG_SYS_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 */


	/* values according to the manual */

	#define CONFIG_DRAM_50MHZ 1
	#define CONFIG_SDRAM_50MHZ

	#undef NR_8259_INTS
	#define NR_8259_INTS 1


	#define CONFIG_DISK_SPINUP_TIME 1000000


	#endif /* __CONFIG_H */