include/configs/sc3.h - platform/external/u-boot - Gitiles

 /*
  * (C) Copyright 2007
  * Heiko Schocher, DENX Software Engineering, <hs@denx.de>.
  *
  * From:
  * (C) Copyright 2003
  * Juergen Beisert, EuroDesign embedded technologies, jbeisert@eurodsn.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
  */

 #ifndef __CONFIG_H
 #define __CONFIG_H

 #undef USE_VGA_GRAPHICS

 /* Memory Map
  * 0x00000000 .... 0x03FFFFFF -> RAM (up to 128MiB)
  * 0x74000000 .... 0x740FFFFF -> CS#6
  * 0x74100000 .... 0x741FFFFF -> CS#7
  * 0x74200000 .... 0x742FFFFF -> CS4# if no internal USB
  * 0x74300000 .... 0x743FFFFF -> CS5# if no boosted IDE
  * 0x77C00000 .... 0x77CFFFFF -> CS4# USB HC (1 MiB)
  * 0x77D00000 .... 0x77DFFFFF -> CS1# NAND-Flash (1 MiB)
  * 0x78000000 .... 0x78FFFFFF -> CS2# ISA-Bus Speicherzugriff (16 MiB)
  * 0x79000000 .... 0x7900FFFF -> CS2# ISA-Bus IO-Zugriff (16 MiB, mapped: 64kiB)
  * 0x79010000 .... 0x79FFFFFF -> CS2# ISA-Bus IO-Zugriff (mirrored)
  * 0x7A000000 .... 0x7A0FFFFF -> CS5# IDE emulation (1MiB)
  *
  * 0x80000000 .... 0x9FFFFFFF -> PCI-Bus Speicherzugriff (512MiB, mapped: 1:1)
  * 0xA0000000 .... 0xBFFFFFFF -> PCI-Bus Speicherzugriff (512MiB, mapped: 0x00000000...0x1FFFFFFF)
  * 0xE8000000 .... 0xE800FFFF -> PCI-Bus IO-Zugriff (64kiB, translated to PCI: 0x0000...0xFFFF)
  * 0xE8800000 .... 0xEBFFFFFF -> PCI-Bus IO-Zugriff (56MiB, translated to PCI: 0x00800000...0x3FFFFFF)
  * 0xEED00000 .... 0xEED00003 -> PCI-Bus
  * 0xEF400000 .... 0xEF40003F -> PCI-Bus Local Configuration Registers
  * 0xEF40003F .... 0xEF5FFFFF -> reserved
  * 0xEF600000 .... 0xEFFFFFFF -> 405GP internal Devices (10 MiB)
  * 0xF0000000 .... 0xF01FFFFF -> Flash-ROM (2 MiB)
  * 0xF0200000 .... 0xF7FFFFFF -> free for flash devices
  * 0xF8000000 .... 0xF8000FFF -> OnChipMemory (4kiB)
  * 0xF8001000 .... 0xFFDFFFFF -> free for flash devices
  * 0xFFE00000 .... 0xFFFFFFFF -> BOOT-ROM (2 MiB)
  */

 #define CONFIG_SC3	1
 #define CONFIG_4xx	1
 #define CONFIG_405GP	1

 #define	CONFIG_SYS_TEXT_BASE	0xFFFA0000

 #define CONFIG_BOARD_EARLY_INIT_F	1
 #define CONFIG_MISC_INIT_R		1	/* Call misc_init_r() */

 /*
  * Define IDE_USES_ISA_EMULATION for slower IDE access in the ISA-IO address range
  * If undefined, IDE access uses a seperat emulation with higher access speed.
  * Consider to inform your Linux IDE driver about the different addresses!
  * IDE_USES_ISA_EMULATION is only used if you define CONFIG_CMD_IDE!
  */
 #define IDE_USES_ISA_EMULATION

 /*-----------------------------------------------------------------------
  * Serial Port
  *----------------------------------------------------------------------*/
 #define CONFIG_CONS_INDEX	1	/* Use UART0			*/
 #define CONFIG_SYS_NS16550
 #define CONFIG_SYS_NS16550_SERIAL
 #define CONFIG_SYS_NS16550_REG_SIZE	1
 #define CONFIG_SYS_NS16550_CLK		get_serial_clock()
 #define CONFIG_SERIAL_MULTI

 /*
  * define CONFIG_SYS_CLK_FREQ to your base crystal clock in Hz
  */
 #define CONFIG_SYS_CLK_FREQ	33333333

 /*
  * define CONFIG_BAUDRATE to the baudrate value you want to use as default
  */
 #define CONFIG_BAUDRATE		115200
 #define CONFIG_BOOTDELAY	3 /* autoboot after 3 seconds	      */

 #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"							\
 	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
 		"nfsroot=${serverip}:${rootpath}\0"			\
 	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
 	"nand_args=setenv bootargs root=/dev/mtdblock5 rw"		\
 		"rootfstype=jffs2\0"					\
 	"addip=setenv bootargs ${bootargs} "				\
 		"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}"	\
 		":${hostname}:${netdev}:off panic=1\0"			\
 	"addcons=setenv bootargs ${bootargs} "				\
 		"console=ttyS0,${baudrate}\0"				\
 	"flash_nfs=run nfsargs addip addcons;"				\
 		"bootm ${kernel_addr}\0"				\
 	"flash_nand=run nand_args addip addcons;bootm ${kernel_addr}\0"	\
 	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addcons;"	\
 		"bootm\0"						\
 	"rootpath=/opt/eldk/ppc_4xx\0"					\
 	"bootfile=/tftpboot/sc3/uImage\0"				\
 	"u-boot=/tftpboot/sc3/u-boot.bin\0"				\
 	"setup=tftp 200000 /tftpboot/sc3/setup.img;source 200000\0"	\
 	"kernel_addr=FFE08000\0"					\
 	""
 #undef CONFIG_BOOTCOMMAND

 #define CONFIG_SILENT_CONSOLE	1	/* enable silent startup */
 #define CONFIG_SYS_DEVICE_NULLDEV	1	/* include nulldev device	*/

 #if 1	/* feel free to disable for development */
 #define CONFIG_AUTOBOOT_KEYED		/* Enable password protection	*/
 #define CONFIG_AUTOBOOT_PROMPT		\
 	"\nSC3 - booting... stop with ENTER\n"
 #define CONFIG_AUTOBOOT_DELAY_STR	"\r"	/* 1st "password"	*/
 #define CONFIG_AUTOBOOT_DELAY_STR2	"\n"	/* 1st "password"	*/
 #endif

 /*
  * define CONFIG_BOOTCOMMAND to the autoboot commands. They will running after
  * the CONFIG_BOOTDELAY delay to boot your machine
  */
 #define CONFIG_BOOTCOMMAND	"bootp;dcache on;bootm"

 /*
  * define CONFIG_BOOTARGS to the default kernel parameters. They will used if you don't
  * set different values at the u-boot prompt
  */
 #ifdef USE_VGA_GRAPHICS
  #define CONFIG_BOOTARGS	"root=/dev/nfs rw ip=bootp nfsroot=/tftpboot/solidcard3re"
 #else
  #define CONFIG_BOOTARGS	"console=ttyS0,115200 root=/dev/nfs rw ip=bootp"
 #endif
 /*
  * Is the USB host controller assembled? If yes define CONFIG_ISP1161_PRESENT
  * This reserves memory bank #4 for this purpose
  */
 #undef CONFIG_ISP1161_PRESENT

 #undef CONFIG_LOADS_ECHO   /* no echo on for serial download	*/
 #define CONFIG_SYS_LOADS_BAUD_CHANGE	1	/* allow baudrate change	*/

 #define CONFIG_NET_MULTI
 /* #define CONFIG_EEPRO100_SROM_WRITE */
 /* #define CONFIG_SHOW_MAC */
 #define CONFIG_EEPRO100

 #define CONFIG_PPC4xx_EMAC
 #define CONFIG_MII 1			/* add 405GP MII PHY management		*/
 #define CONFIG_PHY_ADDR 1	/* the connected Phy defaults to address 1 */

 /*
  * 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_CACHE
 #define CONFIG_CMD_DATE
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_I2C
 #define CONFIG_CMD_IDE
 #define CONFIG_CMD_IRQ
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_MII
 #define CONFIG_CMD_NAND
 #define CONFIG_CMD_NET
 #define CONFIG_CMD_PCI
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_SOURCE


 #undef CONFIG_WATCHDOG			/* watchdog disabled		*/

 /*
  * Miscellaneous configurable options
  */
 #define CONFIG_SYS_LONGHELP	1		/* undef to save memory		*/
 #define CONFIG_SYS_PROMPT	"SC3> "	/* 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_MEMTEST_START	0x0400000	/* memtest works on	*/
 #define CONFIG_SYS_MEMTEST_END		0x0C00000	/* 4 ... 12 MB in DRAM	*/

 /*
  * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
  * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
  * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
  * The Linux BASE_BAUD define should match this configuration.
  *    baseBaud = cpuClock/(uartDivisor*16)
  * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
  * set Linux BASE_BAUD to 403200.
  *
  * Consider the OPB clock! If it get lower the BASE_BAUD must be lower to
  * (see 405GP datasheet for descritpion)
  */
 #undef	CONFIG_SYS_EXT_SERIAL_CLOCK		/* external serial clock */
 #undef	CONFIG_SYS_405_UART_ERRATA_59		/* 405GP/CR Rev. D silicon */
 #define CONFIG_SYS_BASE_BAUD		921600	/* internal clock */

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

 #define CONFIG_SYS_LOAD_ADDR		0x1000000	/* default load address */
 #define CONFIG_SYS_EXTBDINFO		1	/* To use extended board_into (bd_t) */

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

 /*-----------------------------------------------------------------------
  * IIC stuff
  *-----------------------------------------------------------------------
  */
 #define  CONFIG_HARD_I2C		/* I2C with hardware support	*/
 #undef	CONFIG_SOFT_I2C			/* I2C bit-banged		*/
 #define CONFIG_PPC4XX_I2C		/* use PPC4xx driver		*/

 #define I2C_INIT
 #define I2C_ACTIVE 0
 #define I2C_TRISTATE 0

 #define CONFIG_SYS_I2C_SPEED		100000	/* use the standard 100kHz speed */
 #define CONFIG_SYS_I2C_SLAVE		0x7F		/* mask valid bits */

 #define CONFIG_RTC_DS1337
 #define CONFIG_SYS_I2C_RTC_ADDR 0x68

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

 /* If you want to see, whats connected to your PCI bus */
 /* #define CONFIG_PCI_SCAN_SHOW */

 #define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000	/* PCI Vendor ID: to-do!!!	*/
 #define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000	/* PCI Device ID: to-do!!!	*/
 #define CONFIG_SYS_PCI_PTM1LA	0x00000000	/* point to sdram		*/
 #define CONFIG_SYS_PCI_PTM1MS	0x80000001	/* 2GB, enable hard-wired to 1	*/
 #define CONFIG_SYS_PCI_PTM1PCI 0x00000000	/* Host: use this pci address	*/
 #define CONFIG_SYS_PCI_PTM2LA	0x00000000	/* disabled			*/
 #define CONFIG_SYS_PCI_PTM2MS	0x00000000	/* disabled			*/
 #define CONFIG_SYS_PCI_PTM2PCI 0x04000000	/* Host: use this pci address	*/

 /*-----------------------------------------------------------------------
  * External peripheral base address
  *-----------------------------------------------------------------------
  */
 #if !defined(CONFIG_CMD_IDE)

 #undef	CONFIG_IDE_LED			/* no led for ide supported	*/
 #undef	CONFIG_IDE_RESET		/* no reset for ide supported	*/

 /*-----------------------------------------------------------------------
  * IDE/ATA stuff
  *-----------------------------------------------------------------------
  */
 #else
 #define CONFIG_START_IDE	1	/* check, if use IDE */

 #undef	CONFIG_IDE_8xx_DIRECT		/* no pcmcia interface required */
 #undef	CONFIG_IDE_LED			/* no led for ide supported	*/
 #undef	CONFIG_IDE_RESET		/* no reset for ide supported	*/

 #define	CONFIG_ATAPI
 #define	CONFIG_DOS_PARTITION
 #define	CONFIG_SYS_IDE_MAXDEVICE	(CONFIG_SYS_IDE_MAXBUS*1) /* max. 1 drives per IDE bus */

 #ifndef IDE_USES_ISA_EMULATION

 /* New and faster access */
 #define	CONFIG_SYS_ATA_BASE_ADDR		0x7A000000	/* start of ISA IO emulation */

 /* How many IDE busses are available */
 #define	CONFIG_SYS_IDE_MAXBUS		1

 /* What IDE ports are available */
 #define	CONFIG_SYS_ATA_IDE0_OFFSET	0x000		/* first is available */
 #undef	CONFIG_SYS_ATA_IDE1_OFFSET			/* second not available */

 /* access to the data port is calculated:
    CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_DATA_OFFSET + 0 */
 #define CONFIG_SYS_ATA_DATA_OFFSET	0x0000	/* Offset for data I/O */

 /* access to the registers is calculated:
    CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_REG_OFFSET + [1..7] */
 #define	CONFIG_SYS_ATA_REG_OFFSET	0x0000	/* Offset for normal register accesses	*/

 /* access to the alternate register is calculated:
    CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_ALT_OFFSET + 6 */
 #define CONFIG_SYS_ATA_ALT_OFFSET	0x008		/* Offset for alternate registers	*/

 #else /* IDE_USES_ISA_EMULATION */

 #define	CONFIG_SYS_ATA_BASE_ADDR		0x79000000	/* start of ISA IO emulation */

 /* How many IDE busses are available */
 #define	CONFIG_SYS_IDE_MAXBUS		1

 /* What IDE ports are available */
 #define	CONFIG_SYS_ATA_IDE0_OFFSET	0x01F0	/* first is available */
 #undef	CONFIG_SYS_ATA_IDE1_OFFSET				/* second not available */

 /* access to the data port is calculated:
    CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_DATA_OFFSET + 0 */
 #define CONFIG_SYS_ATA_DATA_OFFSET	0x0000	/* Offset for data I/O */

 /* access to the registers is calculated:
    CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_REG_OFFSET + [1..7] */
 #define	CONFIG_SYS_ATA_REG_OFFSET	0x0000	/* Offset for normal register accesses	*/

 /* access to the alternate register is calculated:
    CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_ALT_OFFSET + 6 */
 #define CONFIG_SYS_ATA_ALT_OFFSET	0x03F0		/* Offset for alternate registers	*/

 #endif /* IDE_USES_ISA_EMULATION */

 #endif

 /*
 #define	CONFIG_SYS_KEY_REG_BASE_ADDR	0xF0100000
 #define	CONFIG_SYS_IR_REG_BASE_ADDR	0xF0200000
 #define	CONFIG_SYS_FPGA_REG_BASE_ADDR	0xF0300000
 */

 /*-----------------------------------------------------------------------
  * Start addresses for the final memory configuration
  * (Set up by the startup code)
  * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
  *
  * CONFIG_SYS_FLASH_BASE   -> start address of internal flash
  * CONFIG_SYS_MONITOR_BASE -> start of u-boot
  */
 #define CONFIG_SYS_SDRAM_BASE		0x00000000
 #define CONFIG_SYS_FLASH_BASE		0xFFE00000

 #define CONFIG_SYS_MONITOR_BASE	CONFIG_SYS_TEXT_BASE	/* Start of U-Boot	*/
 #define CONFIG_SYS_MONITOR_LEN		(0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
 #define CONFIG_SYS_MALLOC_LEN		(128 * 1024)	/* Reserve 128 KiB for malloc()	*/

 /*
  * For booting Linux, the board info and command line data
  * have to be in the first 8 MiB 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 ## FIXME: lookup in datasheet
  */
 #define CONFIG_SYS_MAX_FLASH_BANKS	2	/* max number of memory banks		*/
 #define CONFIG_SYS_MAX_FLASH_SECT	256	/* max number of sectors on one chip	*/

 #define CONFIG_SYS_FLASH_CFI			/* flash is CFI compat.	*/
 #define CONFIG_FLASH_CFI_DRIVER		/* Use common CFI driver*/
 #define CONFIG_SYS_FLASH_EMPTY_INFO		/* print 'E' for empty sector	*/
 #define CONFIG_SYS_FLASH_QUIET_TEST	1	/* don't warn upon unknown flash*/
 #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)	*/
 #define CONFIG_SYS_WRITE_SWAPPED_DATA		/* swap Databytes between reading/writing */

 #define CONFIG_ENV_IS_IN_FLASH	1
 #ifdef CONFIG_ENV_IS_IN_FLASH
 #define CONFIG_ENV_OFFSET		0x00000000  /* Offset of Environment Sector in bottom type */
 #define CONFIG_ENV_SIZE		0x4000	    /* Total Size of Environment Sector	*/
 #define CONFIG_ENV_SECT_SIZE	0x4000	    /* see README - env sector total size	*/

 /* Address and size of Redundant Environment Sector	*/
 #define CONFIG_ENV_OFFSET_REDUND	(CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
 #define CONFIG_ENV_SIZE_REDUND	(CONFIG_ENV_SIZE)

 #endif
 /* let us changing anything in our environment */
 #define CONFIG_ENV_OVERWRITE

 /*
  * NAND-FLASH stuff
  */
 #define CONFIG_SYS_MAX_NAND_DEVICE	1
 #define CONFIG_SYS_NAND_BASE		0x77D00000

 #define CONFIG_JFFS2_NAND 1			/* jffs2 on nand support */

 /* No command line, one static partition */
 #undef	CONFIG_CMD_MTDPARTS
 #define CONFIG_JFFS2_DEV		"nand0"
 #define CONFIG_JFFS2_PART_SIZE		0x01000000
 #define CONFIG_JFFS2_PART_OFFSET	0x00000000

 /*
  * Init Memory Controller:
  *
  */

 #define FLASH_BASE0_PRELIM	CONFIG_SYS_FLASH_BASE
 #define FLASH_BASE1_PRELIM	0

 /*-----------------------------------------------------------------------
  * Some informations about the internal SRAM (OCM=On Chip Memory)
  *
  * CONFIG_SYS_OCM_DATA_ADDR -> location
  * CONFIG_SYS_OCM_DATA_SIZE -> size
 */

 #define CONFIG_SYS_TEMP_STACK_OCM	1
 #define CONFIG_SYS_OCM_DATA_ADDR	0xF8000000
 #define CONFIG_SYS_OCM_DATA_SIZE	0x1000

 /*-----------------------------------------------------------------------
  * Definitions for initial stack pointer and data area (in DPRAM):
  * - we are using the internal 4k SRAM, so we don't need data cache mapping
  * - internal SRAM (OCM=On Chip Memory) is placed to CONFIG_SYS_OCM_DATA_ADDR
  * - Stackpointer will be located to
  *   (CONFIG_SYS_INIT_RAM_ADDR&0xFFFF0000) | (CONFIG_SYS_INIT_SP_OFFSET&0x0000FFFF)
  *   in arch/powerpc/cpu/ppc4xx/start.S
  */

 #undef CONFIG_SYS_INIT_DCACHE_CS
 /* Where the internal SRAM starts */
 #define CONFIG_SYS_INIT_RAM_ADDR	CONFIG_SYS_OCM_DATA_ADDR
 /* Where the internal SRAM ends (only offset) */
 #define CONFIG_SYS_INIT_RAM_SIZE	0x0F00

 /*

  CONFIG_SYS_INIT_RAM_ADDR ------> ------------ lower address
 			   |	      |
 			   |  ^       |
 			   |  |       |
 			   |  | Stack |
  CONFIG_SYS_GBL_DATA_OFFSET ----> ------------
 			   |	      |
 			   | 64 Bytes |
 			   |	      |
  CONFIG_SYS_INIT_RAM_SIZE  ------> ------------ higher address
   (offset only)

 */
 /* size in bytes reserved for initial data */
 #define CONFIG_SYS_GBL_DATA_OFFSET   (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
 /* Initial value of the stack pointern in internal SRAM */
 #define CONFIG_SYS_INIT_SP_OFFSET    CONFIG_SYS_GBL_DATA_OFFSET

 /* ################################################################################### */
 /* These defines will be used in arch/powerpc/cpu/ppc4xx/cpu_init.c to setup external chip selects  */
 /* They are currently undefined cause they are initiaized in board/solidcard3/init.S   */

 /* This chip select accesses the boot device */
 /* It depends on boot select switch if this device is 16 or 8 bit */

 #undef CONFIG_SYS_EBC_PB0AP
 #undef CONFIG_SYS_EBC_PB0CR

 #undef CONFIG_SYS_EBC_PB1AP
 #undef CONFIG_SYS_EBC_PB1CR

 #undef CONFIG_SYS_EBC_PB2AP
 #undef CONFIG_SYS_EBC_PB2CR

 #undef CONFIG_SYS_EBC_PB3AP
 #undef CONFIG_SYS_EBC_PB3CR

 #undef CONFIG_SYS_EBC_PB4AP
 #undef CONFIG_SYS_EBC_PB4CR

 #undef CONFIG_SYS_EBC_PB5AP
 #undef CONFIG_SYS_EBC_PB5CR

 #undef CONFIG_SYS_EBC_PB6AP
 #undef CONFIG_SYS_EBC_PB6CR

 #undef CONFIG_SYS_EBC_PB7AP
 #undef CONFIG_SYS_EBC_PB7CR

 #define CONFIG_SYS_EBC_CFG    0xb84ef000

 #define CONFIG_SDRAM_BANK0	/* use the standard SDRAM initialization */
 #undef CONFIG_SPD_EEPROM

 /*
  * Define this to get more information about system configuration
  */
 /* #define SC3_DEBUGOUT */
 #undef SC3_DEBUGOUT

 /***********************************************************************
  * External peripheral base address
  ***********************************************************************/

 #define CONFIG_SYS_ISA_MEM_BASE_ADDRESS 0x78000000
 /*
  Die Grafik-Treiber greifen über die Adresse in diesem Macro auf den Chip zu.
  Das funktioniert bei deren Karten, weil sie eine PCI-Bridge benutzen, die
  das gleiche Mapping durchführen kann, wie der SC520 (also Aufteilen von IO-Zugriffen
  auf ISA- und PCI-Zyklen)
  */
 #define CONFIG_SYS_ISA_IO_BASE_ADDRESS  0xE8000000
 /*#define CONFIG_SYS_ISA_IO_BASE_ADDRESS  0x79000000 */

 /************************************************************
  * Video support
  ************************************************************/

 #ifdef USE_VGA_GRAPHICS
 #define CONFIG_VIDEO		/* To enable video controller support */
 #define CONFIG_VIDEO_CT69000
 #define CONFIG_CFB_CONSOLE
 /* #define CONFIG_VIDEO_LOGO */
 #define CONFIG_VGA_AS_SINGLE_DEVICE
 #define CONFIG_VIDEO_SW_CURSOR
 /* #define CONFIG_VIDEO_HW_CURSOR */
 #define CONFIG_VIDEO_ONBOARD	/* Video controller is on-board */

 #define VIDEO_HW_RECTFILL
 #define VIDEO_HW_BITBLT

 #endif

 /************************************************************
  * Ident
  ************************************************************/
 #define CONFIG_SC3_VERSION "r1.4"

 #define POST_OUT(x) (*((volatile unsigned char*)(0x79000080))=x)

 #endif	/* __CONFIG_H */
	/*
	* (C) Copyright 2007
	* Heiko Schocher, DENX Software Engineering, <hs@denx.de>.
	*
	* From:
	* (C) Copyright 2003
	* Juergen Beisert, EuroDesign embedded technologies, jbeisert@eurodsn.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
	*/

	#ifndef __CONFIG_H
	#define __CONFIG_H

	#undef USE_VGA_GRAPHICS

	/* Memory Map
	* 0x00000000 .... 0x03FFFFFF -> RAM (up to 128MiB)
	* 0x74000000 .... 0x740FFFFF -> CS#6
	* 0x74100000 .... 0x741FFFFF -> CS#7
	* 0x74200000 .... 0x742FFFFF -> CS4# if no internal USB
	* 0x74300000 .... 0x743FFFFF -> CS5# if no boosted IDE
	* 0x77C00000 .... 0x77CFFFFF -> CS4# USB HC (1 MiB)
	* 0x77D00000 .... 0x77DFFFFF -> CS1# NAND-Flash (1 MiB)
	* 0x78000000 .... 0x78FFFFFF -> CS2# ISA-Bus Speicherzugriff (16 MiB)
	* 0x79000000 .... 0x7900FFFF -> CS2# ISA-Bus IO-Zugriff (16 MiB, mapped: 64kiB)
	* 0x79010000 .... 0x79FFFFFF -> CS2# ISA-Bus IO-Zugriff (mirrored)
	* 0x7A000000 .... 0x7A0FFFFF -> CS5# IDE emulation (1MiB)
	*
	* 0x80000000 .... 0x9FFFFFFF -> PCI-Bus Speicherzugriff (512MiB, mapped: 1:1)
	* 0xA0000000 .... 0xBFFFFFFF -> PCI-Bus Speicherzugriff (512MiB, mapped: 0x00000000...0x1FFFFFFF)
	* 0xE8000000 .... 0xE800FFFF -> PCI-Bus IO-Zugriff (64kiB, translated to PCI: 0x0000...0xFFFF)
	* 0xE8800000 .... 0xEBFFFFFF -> PCI-Bus IO-Zugriff (56MiB, translated to PCI: 0x00800000...0x3FFFFFF)
	* 0xEED00000 .... 0xEED00003 -> PCI-Bus
	* 0xEF400000 .... 0xEF40003F -> PCI-Bus Local Configuration Registers
	* 0xEF40003F .... 0xEF5FFFFF -> reserved
	* 0xEF600000 .... 0xEFFFFFFF -> 405GP internal Devices (10 MiB)
	* 0xF0000000 .... 0xF01FFFFF -> Flash-ROM (2 MiB)
	* 0xF0200000 .... 0xF7FFFFFF -> free for flash devices
	* 0xF8000000 .... 0xF8000FFF -> OnChipMemory (4kiB)
	* 0xF8001000 .... 0xFFDFFFFF -> free for flash devices
	* 0xFFE00000 .... 0xFFFFFFFF -> BOOT-ROM (2 MiB)
	*/

	#define CONFIG_SC3 1
	#define CONFIG_4xx 1
	#define CONFIG_405GP 1

	#define CONFIG_SYS_TEXT_BASE 0xFFFA0000

	#define CONFIG_BOARD_EARLY_INIT_F 1
	#define CONFIG_MISC_INIT_R 1 /* Call misc_init_r() */

	/*
	* Define IDE_USES_ISA_EMULATION for slower IDE access in the ISA-IO address range
	* If undefined, IDE access uses a seperat emulation with higher access speed.
	* Consider to inform your Linux IDE driver about the different addresses!
	* IDE_USES_ISA_EMULATION is only used if you define CONFIG_CMD_IDE!
	*/
	#define IDE_USES_ISA_EMULATION

	/*-----------------------------------------------------------------------
	* Serial Port
	----------------------------------------------------------------------/
	#define CONFIG_CONS_INDEX 1 /* Use UART0 */
	#define CONFIG_SYS_NS16550
	#define CONFIG_SYS_NS16550_SERIAL
	#define CONFIG_SYS_NS16550_REG_SIZE 1
	#define CONFIG_SYS_NS16550_CLK get_serial_clock()
	#define CONFIG_SERIAL_MULTI

	/*
	* define CONFIG_SYS_CLK_FREQ to your base crystal clock in Hz
	*/
	#define CONFIG_SYS_CLK_FREQ 33333333

	/*
	* define CONFIG_BAUDRATE to the baudrate value you want to use as default
	*/
	#define CONFIG_BAUDRATE 115200
	#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */

	#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" \
	"nfsargs=setenv bootargs root=/dev/nfs rw " \
	"nfsroot=${serverip}:${rootpath}\0" \
	"ramargs=setenv bootargs root=/dev/ram rw\0" \
	"nand_args=setenv bootargs root=/dev/mtdblock5 rw" \
	"rootfstype=jffs2\0" \
	"addip=setenv bootargs ${bootargs} " \
	"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
	":${hostname}:${netdev}:off panic=1\0" \
	"addcons=setenv bootargs ${bootargs} " \
	"console=ttyS0,${baudrate}\0" \
	"flash_nfs=run nfsargs addip addcons;" \
	"bootm ${kernel_addr}\0" \
	"flash_nand=run nand_args addip addcons;bootm ${kernel_addr}\0" \
	"net_nfs=tftp 200000 ${bootfile};run nfsargs addip addcons;" \
	"bootm\0" \
	"rootpath=/opt/eldk/ppc_4xx\0" \
	"bootfile=/tftpboot/sc3/uImage\0" \
	"u-boot=/tftpboot/sc3/u-boot.bin\0" \
	"setup=tftp 200000 /tftpboot/sc3/setup.img;source 200000\0" \
	"kernel_addr=FFE08000\0" \
	""
	#undef CONFIG_BOOTCOMMAND

	#define CONFIG_SILENT_CONSOLE 1 /* enable silent startup */
	#define CONFIG_SYS_DEVICE_NULLDEV 1 /* include nulldev device */

	#if 1 /* feel free to disable for development */
	#define CONFIG_AUTOBOOT_KEYED /* Enable password protection */
	#define CONFIG_AUTOBOOT_PROMPT \
	"\nSC3 - booting... stop with ENTER\n"
	#define CONFIG_AUTOBOOT_DELAY_STR "\r" /* 1st "password" */
	#define CONFIG_AUTOBOOT_DELAY_STR2 "\n" /* 1st "password" */
	#endif

	/*
	* define CONFIG_BOOTCOMMAND to the autoboot commands. They will running after
	* the CONFIG_BOOTDELAY delay to boot your machine
	*/
	#define CONFIG_BOOTCOMMAND "bootp;dcache on;bootm"

	/*
	* define CONFIG_BOOTARGS to the default kernel parameters. They will used if you don't
	* set different values at the u-boot prompt
	*/
	#ifdef USE_VGA_GRAPHICS
	#define CONFIG_BOOTARGS "root=/dev/nfs rw ip=bootp nfsroot=/tftpboot/solidcard3re"
	#else
	#define CONFIG_BOOTARGS "console=ttyS0,115200 root=/dev/nfs rw ip=bootp"
	#endif
	/*
	* Is the USB host controller assembled? If yes define CONFIG_ISP1161_PRESENT
	* This reserves memory bank #4 for this purpose
	*/
	#undef CONFIG_ISP1161_PRESENT

	#undef CONFIG_LOADS_ECHO /* no echo on for serial download */
	#define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */

	#define CONFIG_NET_MULTI
	/* #define CONFIG_EEPRO100_SROM_WRITE */
	/* #define CONFIG_SHOW_MAC */
	#define CONFIG_EEPRO100

	#define CONFIG_PPC4xx_EMAC
	#define CONFIG_MII 1 /* add 405GP MII PHY management */
	#define CONFIG_PHY_ADDR 1 /* the connected Phy defaults to address 1 */

	/*
	* 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_CACHE
	#define CONFIG_CMD_DATE
	#define CONFIG_CMD_DHCP
	#define CONFIG_CMD_ELF
	#define CONFIG_CMD_I2C
	#define CONFIG_CMD_IDE
	#define CONFIG_CMD_IRQ
	#define CONFIG_CMD_JFFS2
	#define CONFIG_CMD_MII
	#define CONFIG_CMD_NAND
	#define CONFIG_CMD_NET
	#define CONFIG_CMD_PCI
	#define CONFIG_CMD_PING
	#define CONFIG_CMD_SOURCE


	#undef CONFIG_WATCHDOG /* watchdog disabled */

	/*
	* Miscellaneous configurable options
	*/
	#define CONFIG_SYS_LONGHELP 1 /* undef to save memory */
	#define CONFIG_SYS_PROMPT "SC3> " /* 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_MEMTEST_START 0x0400000 /* memtest works on */
	#define CONFIG_SYS_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */

	/*
	* If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1.
	* If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31.
	* Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value.
	* The Linux BASE_BAUD define should match this configuration.
	* baseBaud = cpuClock/(uartDivisor*16)
	* If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock,
	* set Linux BASE_BAUD to 403200.
	*
	* Consider the OPB clock! If it get lower the BASE_BAUD must be lower to
	* (see 405GP datasheet for descritpion)
	*/
	#undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */
	#undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
	#define CONFIG_SYS_BASE_BAUD 921600 /* internal clock */

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

	#define CONFIG_SYS_LOAD_ADDR 0x1000000 /* default load address */
	#define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */

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

	/*-----------------------------------------------------------------------
	* IIC stuff
	*-----------------------------------------------------------------------
	*/
	#define CONFIG_HARD_I2C /* I2C with hardware support */
	#undef CONFIG_SOFT_I2C /* I2C bit-banged */
	#define CONFIG_PPC4XX_I2C /* use PPC4xx driver */

	#define I2C_INIT
	#define I2C_ACTIVE 0
	#define I2C_TRISTATE 0

	#define CONFIG_SYS_I2C_SPEED 100000 /* use the standard 100kHz speed */
	#define CONFIG_SYS_I2C_SLAVE 0x7F /* mask valid bits */

	#define CONFIG_RTC_DS1337
	#define CONFIG_SYS_I2C_RTC_ADDR 0x68

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

	/* If you want to see, whats connected to your PCI bus */
	/* #define CONFIG_PCI_SCAN_SHOW */

	#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */
	#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */
	#define CONFIG_SYS_PCI_PTM1LA 0x00000000 /* point to sdram */
	#define CONFIG_SYS_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */
	#define CONFIG_SYS_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */
	#define CONFIG_SYS_PCI_PTM2LA 0x00000000 /* disabled */
	#define CONFIG_SYS_PCI_PTM2MS 0x00000000 /* disabled */
	#define CONFIG_SYS_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */

	/*-----------------------------------------------------------------------
	* External peripheral base address
	*-----------------------------------------------------------------------
	*/
	#if !defined(CONFIG_CMD_IDE)

	#undef CONFIG_IDE_LED /* no led for ide supported */
	#undef CONFIG_IDE_RESET /* no reset for ide supported */

	/*-----------------------------------------------------------------------
	* IDE/ATA stuff
	*-----------------------------------------------------------------------
	*/
	#else
	#define CONFIG_START_IDE 1 /* check, if use IDE */

	#undef CONFIG_IDE_8xx_DIRECT /* no pcmcia interface required */
	#undef CONFIG_IDE_LED /* no led for ide supported */
	#undef CONFIG_IDE_RESET /* no reset for ide supported */

	#define CONFIG_ATAPI
	#define CONFIG_DOS_PARTITION
	#define CONFIG_SYS_IDE_MAXDEVICE (CONFIG_SYS_IDE_MAXBUS1) / max. 1 drives per IDE bus */

	#ifndef IDE_USES_ISA_EMULATION

	/* New and faster access */
	#define CONFIG_SYS_ATA_BASE_ADDR 0x7A000000 /* start of ISA IO emulation */

	/* How many IDE busses are available */
	#define CONFIG_SYS_IDE_MAXBUS 1

	/* What IDE ports are available */
	#define CONFIG_SYS_ATA_IDE0_OFFSET 0x000 /* first is available */
	#undef CONFIG_SYS_ATA_IDE1_OFFSET /* second not available */

	/* access to the data port is calculated:
	CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_DATA_OFFSET + 0 */
	#define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */

	/* access to the registers is calculated:
	CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_REG_OFFSET + [1..7] */
	#define CONFIG_SYS_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */

	/* access to the alternate register is calculated:
	CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_ALT_OFFSET + 6 */
	#define CONFIG_SYS_ATA_ALT_OFFSET 0x008 /* Offset for alternate registers */

	#else /* IDE_USES_ISA_EMULATION */

	#define CONFIG_SYS_ATA_BASE_ADDR 0x79000000 /* start of ISA IO emulation */

	/* How many IDE busses are available */
	#define CONFIG_SYS_IDE_MAXBUS 1

	/* What IDE ports are available */
	#define CONFIG_SYS_ATA_IDE0_OFFSET 0x01F0 /* first is available */
	#undef CONFIG_SYS_ATA_IDE1_OFFSET /* second not available */

	/* access to the data port is calculated:
	CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_DATA_OFFSET + 0 */
	#define CONFIG_SYS_ATA_DATA_OFFSET 0x0000 /* Offset for data I/O */

	/* access to the registers is calculated:
	CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_REG_OFFSET + [1..7] */
	#define CONFIG_SYS_ATA_REG_OFFSET 0x0000 /* Offset for normal register accesses */

	/* access to the alternate register is calculated:
	CONFIG_SYS_ATA_BASE_ADDR + CONFIG_SYS_ATA_IDE0_OFFSET + CONFIG_SYS_ATA_ALT_OFFSET + 6 */
	#define CONFIG_SYS_ATA_ALT_OFFSET 0x03F0 /* Offset for alternate registers */

	#endif /* IDE_USES_ISA_EMULATION */

	#endif

	/*
	#define CONFIG_SYS_KEY_REG_BASE_ADDR 0xF0100000
	#define CONFIG_SYS_IR_REG_BASE_ADDR 0xF0200000
	#define CONFIG_SYS_FPGA_REG_BASE_ADDR 0xF0300000
	*/

	/*-----------------------------------------------------------------------
	* Start addresses for the final memory configuration
	* (Set up by the startup code)
	* Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0
	*
	* CONFIG_SYS_FLASH_BASE -> start address of internal flash
	* CONFIG_SYS_MONITOR_BASE -> start of u-boot
	*/
	#define CONFIG_SYS_SDRAM_BASE 0x00000000
	#define CONFIG_SYS_FLASH_BASE 0xFFE00000

	#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE /* Start of U-Boot */
	#define CONFIG_SYS_MONITOR_LEN (0xFFFFFFFF - CONFIG_SYS_MONITOR_BASE + 1)
	#define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserve 128 KiB for malloc() */

	/*
	* For booting Linux, the board info and command line data
	* have to be in the first 8 MiB 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 ## FIXME: lookup in datasheet
	*/
	#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */
	#define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */

	#define CONFIG_SYS_FLASH_CFI /* flash is CFI compat. */
	#define CONFIG_FLASH_CFI_DRIVER /* Use common CFI driver*/
	#define CONFIG_SYS_FLASH_EMPTY_INFO /* print 'E' for empty sector */
	#define CONFIG_SYS_FLASH_QUIET_TEST 1 /* don't warn upon unknown flash*/
	#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) */
	#define CONFIG_SYS_WRITE_SWAPPED_DATA /* swap Databytes between reading/writing */

	#define CONFIG_ENV_IS_IN_FLASH 1
	#ifdef CONFIG_ENV_IS_IN_FLASH
	#define CONFIG_ENV_OFFSET 0x00000000 /* Offset of Environment Sector in bottom type */
	#define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */
	#define CONFIG_ENV_SECT_SIZE 0x4000 /* see README - env sector total size */

	/* Address and size of Redundant Environment Sector */
	#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET+CONFIG_ENV_SIZE)
	#define CONFIG_ENV_SIZE_REDUND (CONFIG_ENV_SIZE)

	#endif
	/* let us changing anything in our environment */
	#define CONFIG_ENV_OVERWRITE

	/*
	* NAND-FLASH stuff
	*/
	#define CONFIG_SYS_MAX_NAND_DEVICE 1
	#define CONFIG_SYS_NAND_BASE 0x77D00000

	#define CONFIG_JFFS2_NAND 1 /* jffs2 on nand support */

	/* No command line, one static partition */
	#undef CONFIG_CMD_MTDPARTS
	#define CONFIG_JFFS2_DEV "nand0"
	#define CONFIG_JFFS2_PART_SIZE 0x01000000
	#define CONFIG_JFFS2_PART_OFFSET 0x00000000

	/*
	* Init Memory Controller:
	*
	*/

	#define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE
	#define FLASH_BASE1_PRELIM 0

	/*-----------------------------------------------------------------------
	* Some informations about the internal SRAM (OCM=On Chip Memory)
	*
	* CONFIG_SYS_OCM_DATA_ADDR -> location
	* CONFIG_SYS_OCM_DATA_SIZE -> size
	*/

	#define CONFIG_SYS_TEMP_STACK_OCM 1
	#define CONFIG_SYS_OCM_DATA_ADDR 0xF8000000
	#define CONFIG_SYS_OCM_DATA_SIZE 0x1000

	/*-----------------------------------------------------------------------
	* Definitions for initial stack pointer and data area (in DPRAM):
	* - we are using the internal 4k SRAM, so we don't need data cache mapping
	* - internal SRAM (OCM=On Chip Memory) is placed to CONFIG_SYS_OCM_DATA_ADDR
	* - Stackpointer will be located to
	* (CONFIG_SYS_INIT_RAM_ADDR&0xFFFF0000) \| (CONFIG_SYS_INIT_SP_OFFSET&0x0000FFFF)
	* in arch/powerpc/cpu/ppc4xx/start.S
	*/

	#undef CONFIG_SYS_INIT_DCACHE_CS
	/* Where the internal SRAM starts */
	#define CONFIG_SYS_INIT_RAM_ADDR CONFIG_SYS_OCM_DATA_ADDR
	/* Where the internal SRAM ends (only offset) */
	#define CONFIG_SYS_INIT_RAM_SIZE 0x0F00

	/*

	CONFIG_SYS_INIT_RAM_ADDR ------> ------------ lower address
	\| \|
	\| ^ \|
	\| \| \|
	\| \| Stack \|
	CONFIG_SYS_GBL_DATA_OFFSET ----> ------------
	\| \|
	\| 64 Bytes \|
	\| \|
	CONFIG_SYS_INIT_RAM_SIZE ------> ------------ higher address
	(offset only)

	*/
	/* size in bytes reserved for initial data */
	#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE)
	/* Initial value of the stack pointern in internal SRAM */
	#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET

	/* ################################################################################### */
	/* These defines will be used in arch/powerpc/cpu/ppc4xx/cpu_init.c to setup external chip selects */
	/* They are currently undefined cause they are initiaized in board/solidcard3/init.S */

	/* This chip select accesses the boot device */
	/* It depends on boot select switch if this device is 16 or 8 bit */

	#undef CONFIG_SYS_EBC_PB0AP
	#undef CONFIG_SYS_EBC_PB0CR

	#undef CONFIG_SYS_EBC_PB1AP
	#undef CONFIG_SYS_EBC_PB1CR

	#undef CONFIG_SYS_EBC_PB2AP
	#undef CONFIG_SYS_EBC_PB2CR

	#undef CONFIG_SYS_EBC_PB3AP
	#undef CONFIG_SYS_EBC_PB3CR

	#undef CONFIG_SYS_EBC_PB4AP
	#undef CONFIG_SYS_EBC_PB4CR

	#undef CONFIG_SYS_EBC_PB5AP
	#undef CONFIG_SYS_EBC_PB5CR

	#undef CONFIG_SYS_EBC_PB6AP
	#undef CONFIG_SYS_EBC_PB6CR

	#undef CONFIG_SYS_EBC_PB7AP
	#undef CONFIG_SYS_EBC_PB7CR

	#define CONFIG_SYS_EBC_CFG 0xb84ef000

	#define CONFIG_SDRAM_BANK0 /* use the standard SDRAM initialization */
	#undef CONFIG_SPD_EEPROM

	/*
	* Define this to get more information about system configuration
	*/
	/* #define SC3_DEBUGOUT */
	#undef SC3_DEBUGOUT

	/***********************************************************************
	* External peripheral base address
	***********************************************************************/

	#define CONFIG_SYS_ISA_MEM_BASE_ADDRESS 0x78000000
	/*
	Die Grafik-Treiber greifen über die Adresse in diesem Macro auf den Chip zu.
	Das funktioniert bei deren Karten, weil sie eine PCI-Bridge benutzen, die
	das gleiche Mapping durchführen kann, wie der SC520 (also Aufteilen von IO-Zugriffen
	auf ISA- und PCI-Zyklen)
	*/
	#define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0xE8000000
	/#define CONFIG_SYS_ISA_IO_BASE_ADDRESS 0x79000000 /

	/************************************************************
	* Video support
	************************************************************/

	#ifdef USE_VGA_GRAPHICS
	#define CONFIG_VIDEO /* To enable video controller support */
	#define CONFIG_VIDEO_CT69000
	#define CONFIG_CFB_CONSOLE
	/* #define CONFIG_VIDEO_LOGO */
	#define CONFIG_VGA_AS_SINGLE_DEVICE
	#define CONFIG_VIDEO_SW_CURSOR
	/* #define CONFIG_VIDEO_HW_CURSOR */
	#define CONFIG_VIDEO_ONBOARD /* Video controller is on-board */

	#define VIDEO_HW_RECTFILL
	#define VIDEO_HW_BITBLT

	#endif

	/************************************************************
	* Ident
	************************************************************/
	#define CONFIG_SC3_VERSION "r1.4"

	#define POST_OUT(x) (((volatile unsigned char)(0x79000080))=x)

	#endif /* __CONFIG_H */