158 lines
4.9 KiB
C
158 lines
4.9 KiB
C
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/*
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* (C) Copyright 2003
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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/*
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* This file contains the configuration parameters for the PURPLE board.
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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#define CONFIG_MIPS32 1 /* MIPS 5Kc CPU core */
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#define CONFIG_PURPLE 1 /* on a PURPLE Board */
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#define CPU_CLOCK_RATE 125000000 /* 125 MHz clock for the MIPS core */
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#define ASC_CLOCK_RATE 62500000 /* 62.5 MHz ASC clock */
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#define INFINEON_EBU_BOOTCFG 0xE0CC
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#define CONFIG_STACKSIZE (128 * 1024)
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#define CONFIG_BAUDRATE 19200
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/* valid baudrates */
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#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
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#define CONFIG_TIMESTAMP /* Print image info with timestamp */
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#define CONFIG_PREBOOT "echo;" \
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"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
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"echo"
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#undef CONFIG_BOOTARGS
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#define CONFIG_EXTRA_ENV_SETTINGS \
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"nfsargs=setenv bootargs root=/dev/nfs rw " \
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"nfsroot=${serverip}:${rootpath}\0" \
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"ramargs=setenv bootargs root=/dev/ram rw\0" \
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"addip=setenv bootargs ${bootargs} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \
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":${hostname}:${netdev}:off\0" \
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"addmisc=setenv bootargs ${bootargs} " \
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"console=ttyS0,${baudrate} " \
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"ethaddr=${ethaddr} " \
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"panic=1\0" \
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"flash_nfs=run nfsargs addip addmisc;" \
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"bootm ${kernel_addr}\0" \
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"flash_self=run ramargs addip addmisc;" \
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"bootm ${kernel_addr} ${ramdisk_addr}\0" \
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"net_nfs=tftp 80500000 ${bootfile};" \
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"run nfsargs addip addmisc;bootm\0" \
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"rootpath=/opt/eldk/mips_5KC\0" \
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"bootfile=/tftpboot/purple/uImage\0" \
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"kernel_addr=B0040000\0" \
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"ramdisk_addr=B0100000\0" \
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"u-boot=/tftpboot/purple/u-boot.bin\0" \
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"load=tftp 80500000 ${u-boot}\0" \
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"update=protect off 1:0-4;era 1:0-4;" \
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"cp.b 80500000 B0000000 ${filesize}\0" \
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""
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#define CONFIG_BOOTCOMMAND "run flash_self"
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#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_ELF)
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#include <cmd_confdefs.h>
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#define CFG_SDRAM_BASE 0x80000000
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#define CFG_INIT_SP_OFFSET 0x400000
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#define CFG_MALLOC_LEN 128*1024
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#define CFG_BOOTPARAMS_LEN 128*1024
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#define CFG_PROMPT "PURPLE # " /* Monitor Command Prompt */
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
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#define CFG_HZ (CPU_CLOCK_RATE/2)
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#define CFG_MAXARGS 16 /* max number of command args*/
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#define CFG_LOAD_ADDR 0x80500000 /* default load address */
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#define CFG_MEMTEST_START 0x80200000
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#define CFG_MEMTEST_END 0x80800000
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#define CONFIG_MISC_INIT_R
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/*-----------------------------------------------------------------------
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* FLASH and environment organization
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*/
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#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT (35) /* max number of sectors on one chip */
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#define PHYS_FLASH_1 0xb0000000 /* Flash Bank #1 */
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/* The following #defines are needed to get flash environment right */
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#define CFG_MONITOR_BASE TEXT_BASE
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#define CFG_MONITOR_LEN (192 << 10)
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#define CFG_FLASH_BASE PHYS_FLASH_1
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/* timeout values are in ticks */
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#define CFG_FLASH_ERASE_TOUT (6 * CFG_HZ) /* Timeout for Flash Erase */
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#define CFG_FLASH_WRITE_TOUT (6 * CFG_HZ) /* Timeout for Flash Write */
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#define CFG_ENV_IS_IN_FLASH 1
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/* Address and size of Primary Environment Sector */
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#define CFG_ENV_ADDR 0xB0008000
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#define CFG_ENV_SIZE 0x4000
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#define CONFIG_FLASH_32BIT
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#define CONFIG_NR_DRAM_BANKS 1
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#define CONFIG_PLB2800_ETHER
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#define CONFIG_NET_MULTI
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/*-----------------------------------------------------------------------
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* Cache Configuration
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*/
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#define CFG_DCACHE_SIZE 16384
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#define CFG_ICACHE_SIZE 16384
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#define CFG_CACHELINE_SIZE 32
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/*
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* Temporary buffer for serial data until the real serial driver
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* is initialised (memtest will destroy this buffer)
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*/
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#define CFG_SCONSOLE_ADDR (CFG_SDRAM_BASE + CFG_INIT_SP_OFFSET - \
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CFG_DCACHE_SIZE / 2)
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#define CFG_SCONSOLE_SIZE (CFG_DCACHE_SIZE / 4)
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#endif /* __CONFIG_H */
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