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Diffstat (limited to 'include/configs')
| -rw-r--r-- | include/configs/purple.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/include/configs/purple.h b/include/configs/purple.h new file mode 100644 index 0000000..69f343c --- /dev/null +++ b/include/configs/purple.h @@ -0,0 +1,156 @@ +/* + * (C) Copyright 2003 + * 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 + */ + +/* + * This file contains the configuration parameters for the PURPLE board. + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_MIPS32 1 /* MIPS 5Kc CPU core */ +#define CONFIG_PURPLE 1 /* on a PURPLE Board */ + +#define CPU_CLOCK_RATE 125000000 /* 125 MHz clock for the MIPS core */ +#define ASC_CLOCK_RATE 62500000 /* 62.5 MHz ASC clock */ + +#define INFINEON_EBU_BOOTCFG 0xE0CC + +#define CONFIG_STACKSIZE (128 * 1024) + +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +#define CONFIG_BAUDRATE 19200 + +/* valid baudrates */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } + +#define CONFIG_TIMESTAMP /* Print image info with timestamp */ + +#define CONFIG_PREBOOT "echo;" \ + "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ + "echo" + +#undef CONFIG_BOOTARGS + +#define CONFIG_EXTRA_ENV_SETTINGS \ + "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\0" \ + "addmisc=setenv bootargs $(bootargs) " \ + "console=ttyS0,$(baudrate) " \ + "ethaddr=$(ethaddr) " \ + "panic=1\0" \ + "flash_nfs=run nfsargs addip addmisc;" \ + "bootm $(kernel_addr)\0" \ + "flash_self=run ramargs addip addmisc;" \ + "bootm $(kernel_addr) $(ramdisk_addr)\0" \ + "net_nfs=tftp 80500000 $(bootfile);" \ + "run nfsargs addip addmisc;bootm\0" \ + "rootpath=/opt/eldk/mips_5KC\0" \ + "bootfile=/tftpboot/purple/uImage\0" \ + "kernel_addr=B0040000\0" \ + "ramdisk_addr=B0100000\0" \ + "u-boot=/tftpboot/purple/u-boot.bin\0" \ + "load=tftp 80500000 $(u-boot)\0" \ + "update=protect off 1:0-4;era 1:0-4;" \ + "cp.b 80500000 B0000000 $(filesize)\0" \ + "" +#define CONFIG_BOOTCOMMAND "run flash_self" + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_ELF) +#include <cmd_confdefs.h> + +#define CFG_SDRAM_BASE 0x80000000 + +#define CFG_INIT_SP_OFFSET 0x400000 + +#define CFG_MALLOC_LEN 128*1024 + +#define CFG_BOOTPARAMS_LEN 128*1024 + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "PURPLE # " /* Monitor Command Prompt */ +#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ +#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ +#define CFG_HZ (CPU_CLOCK_RATE/2) +#define CFG_MAXARGS 16 /* max number of command args*/ + +#define CFG_LOAD_ADDR 0x80500000 /* default load address */ + +#define CFG_MEMTEST_START 0x80200000 +#define CFG_MEMTEST_END 0x80800000 + +#define CONFIG_MISC_INIT_R + +/*----------------------------------------------------------------------- + * FLASH and environment organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT (35) /* max number of sectors on one chip */ + +#define PHYS_FLASH_1 0xb0000000 /* Flash Bank #1 */ + +/* The following #defines are needed to get flash environment right */ +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MONITOR_LEN (192 << 10) + +#define CFG_FLASH_BASE PHYS_FLASH_1 + +/* timeout values are in ticks */ +#define CFG_FLASH_ERASE_TOUT (6 * CFG_HZ) /* Timeout for Flash Erase */ +#define CFG_FLASH_WRITE_TOUT (6 * CFG_HZ) /* Timeout for Flash Write */ + +#define CFG_ENV_IS_IN_FLASH 1 + +/* Address and size of Primary Environment Sector */ +#define CFG_ENV_ADDR 0xB0008000 +#define CFG_ENV_SIZE 0x4000 + +#define CONFIG_FLASH_32BIT +#define CONFIG_NR_DRAM_BANKS 1 + +#define CONFIG_PLB2800_ETHER +#define CONFIG_NET_MULTI + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 +#define CFG_ICACHE_SIZE 16384 +#define CFG_CACHELINE_SIZE 32 + +/* + * Temporary buffer for serial data until the real serial driver + * is initialised (memtest will destroy this buffer) + */ +#define CFG_SCONSOLE_ADDR CFG_SDRAM_BASE +#define CFG_SCONSOLE_SIZE 0x0002000 + +#endif /* __CONFIG_H */ |