3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * This file contains the configuration parameters for the PURPLE board.
31 #define CONFIG_MIPS32 1 /* MIPS 5Kc CPU core */
32 #define CONFIG_PURPLE 1 /* on a PURPLE Board */
34 #define CPU_CLOCK_RATE 125000000 /* 125 MHz clock for the MIPS core */
35 #define ASC_CLOCK_RATE 62500000 /* 62.5 MHz ASC clock */
37 #define INFINEON_EBU_BOOTCFG 0xE0CC
39 #define CONFIG_STACKSIZE (128 * 1024)
41 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
43 #define CONFIG_BAUDRATE 19200
46 #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
48 #define CONFIG_TIMESTAMP /* Print image info with timestamp */
50 #define CONFIG_PREBOOT "echo;" \
51 "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
54 #undef CONFIG_BOOTARGS
56 #define CONFIG_EXTRA_ENV_SETTINGS \
57 "nfsargs=setenv bootargs root=/dev/nfs rw " \
58 "nfsroot=$(serverip):$(rootpath)\0" \
59 "ramargs=setenv bootargs root=/dev/ram rw\0" \
60 "addip=setenv bootargs $(bootargs) " \
61 "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)" \
62 ":$(hostname):$(netdev):off\0" \
63 "addmisc=setenv bootargs $(bootargs) " \
64 "console=ttyS0,$(baudrate) " \
65 "ethaddr=$(ethaddr) " \
67 "flash_nfs=run nfsargs addip addmisc;" \
68 "bootm $(kernel_addr)\0" \
69 "flash_self=run ramargs addip addmisc;" \
70 "bootm $(kernel_addr) $(ramdisk_addr)\0" \
71 "net_nfs=tftp 80500000 $(bootfile);" \
72 "run nfsargs addip addmisc;bootm\0" \
73 "rootpath=/opt/eldk/mips_5KC\0" \
74 "bootfile=/tftpboot/purple/uImage\0" \
75 "kernel_addr=B0040000\0" \
76 "ramdisk_addr=B0100000\0" \
77 "u-boot=/tftpboot/purple/u-boot.bin\0" \
78 "load=tftp 80500000 $(u-boot)\0" \
79 "update=protect off 1:0-4;era 1:0-4;" \
80 "cp.b 80500000 B0000000 $(filesize)\0" \
82 #define CONFIG_BOOTCOMMAND "run flash_self"
84 #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_ELF)
85 #include <cmd_confdefs.h>
87 #define CFG_SDRAM_BASE 0x80000000
89 #define CFG_INIT_SP_OFFSET 0x400000
91 #define CFG_MALLOC_LEN 128*1024
93 #define CFG_BOOTPARAMS_LEN 128*1024
96 * Miscellaneous configurable options
98 #define CFG_LONGHELP /* undef to save memory */
99 #define CFG_PROMPT "PURPLE # " /* Monitor Command Prompt */
100 #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
101 #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
102 #define CFG_HZ (CPU_CLOCK_RATE/2)
103 #define CFG_MAXARGS 16 /* max number of command args*/
105 #define CFG_LOAD_ADDR 0x80500000 /* default load address */
107 #define CFG_MEMTEST_START 0x80200000
108 #define CFG_MEMTEST_END 0x80800000
110 #define CONFIG_MISC_INIT_R
112 /*-----------------------------------------------------------------------
113 * FLASH and environment organization
115 #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */
116 #define CFG_MAX_FLASH_SECT (35) /* max number of sectors on one chip */
118 #define PHYS_FLASH_1 0xb0000000 /* Flash Bank #1 */
120 /* The following #defines are needed to get flash environment right */
121 #define CFG_MONITOR_BASE TEXT_BASE
122 #define CFG_MONITOR_LEN (192 << 10)
124 #define CFG_FLASH_BASE PHYS_FLASH_1
126 /* timeout values are in ticks */
127 #define CFG_FLASH_ERASE_TOUT (6 * CFG_HZ) /* Timeout for Flash Erase */
128 #define CFG_FLASH_WRITE_TOUT (6 * CFG_HZ) /* Timeout for Flash Write */
130 #define CFG_ENV_IS_IN_FLASH 1
132 /* Address and size of Primary Environment Sector */
133 #define CFG_ENV_ADDR 0xB0008000
134 #define CFG_ENV_SIZE 0x4000
136 #define CONFIG_FLASH_32BIT
137 #define CONFIG_NR_DRAM_BANKS 1
139 #define CONFIG_PLB2800_ETHER
140 #define CONFIG_NET_MULTI
142 /*-----------------------------------------------------------------------
143 * Cache Configuration
145 #define CFG_DCACHE_SIZE 16384
146 #define CFG_ICACHE_SIZE 16384
147 #define CFG_CACHELINE_SIZE 32
150 * Temporary buffer for serial data until the real serial driver
151 * is initialised (memtest will destroy this buffer)
153 #define CFG_SCONSOLE_ADDR (CFG_SDRAM_BASE + CFG_INIT_SP_OFFSET - \
155 #define CFG_SCONSOLE_SIZE (CFG_DCACHE_SIZE / 4)
157 #endif /* __CONFIG_H */