1 /* 2 * (C) Copyright 2000 3 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 4 * Marius Groeger <mgroeger@sysgo.de> 5 * 6 * Configuation settings for the implementa impA7 board. 7 * 8 * See file CREDITS for list of people who contributed to this 9 * project. 10 * 11 * This program is free software; you can redistribute it and/or 12 * modify it under the terms of the GNU General Public License as 13 * published by the Free Software Foundation; either version 2 of 14 * the License, or (at your option) any later version. 15 * 16 * This program is distributed in the hope that it will be useful, 17 * but WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 19 * GNU General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program; if not, write to the Free Software 23 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 24 * MA 02111-1307 USA 25 */ 26 27 #ifndef __CONFIG_H 28 #define __CONFIG_H 29 30 /* 31 * High Level Configuration Options 32 * (easy to change) 33 */ 34 #define CONFIG_ARM7 1 /* This is a ARM7 CPU */ 35 #define CONFIG_IMPA7 1 /* on an impA7 Board */ 36 #define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ 37 #define CONFIG_ARM7_REVD 1 /* enable ARM720 REV.D Workarounds */ 38 39 #undef CONFIG_USE_IRQ /* don't need them anymore */ 40 41 /* 42 * Size of malloc() pool 43 */ 44 #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + 128*1024) 45 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ 46 47 /* 48 * Hardware drivers 49 */ 50 #define CONFIG_NET_MULTI 51 #define CONFIG_CS8900 /* we have a CS8900 on-board */ 52 #define CONFIG_CS8900_BASE 0x20000000 53 #define CONFIG_CS8900_BUS32 54 55 /* 56 * select serial console configuration 57 */ 58 #define CONFIG_CLPS7111_SERIAL 59 #define CONFIG_SERIAL1 1 /* we use Serial line 1 */ 60 61 /* allow to overwrite serial and ethaddr */ 62 #define CONFIG_ENV_OVERWRITE 63 64 #define CONFIG_BAUDRATE 9600 65 66 /* 67 * BOOTP options 68 */ 69 #define CONFIG_BOOTP_SUBNETMASK 70 #define CONFIG_BOOTP_GATEWAY 71 #define CONFIG_BOOTP_HOSTNAME 72 #define CONFIG_BOOTP_BOOTPATH 73 #define CONFIG_BOOTP_BOOTFILESIZE 74 75 76 /* 77 * Command line configuration. 78 */ 79 #include <config_cmd_default.h> 80 81 #define CONFIG_CMD_JFFS2 82 83 84 #define CONFIG_BOOTDELAY 3 85 #define CONFIG_BOOTARGS "devfs=mount root=ramfs console=ttyS0,9600" 86 /*#define CONFIG_ETHADDR 08:00:3e:26:0a:5a */ 87 /*#define CONFIG_NETMASK 255.255.0.0 */ 88 /*#define CONFIG_IPADDR 172.22.2.128 */ 89 /*#define CONFIG_SERVERIP 172.22.2.126 */ 90 /*#define CONFIG_BOOTFILE "impa7" */ 91 #define CONFIG_BOOTCOMMAND "bootp;bootm" 92 93 #if defined(CONFIG_CMD_KGDB) 94 #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ 95 #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ 96 #endif 97 98 /* 99 * Miscellaneous configurable options 100 */ 101 #define CONFIG_SYS_LONGHELP /* undef to save memory */ 102 #define CONFIG_SYS_PROMPT "impA7 # " /* Monitor Command Prompt */ 103 #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ 104 #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) /* Print Buffer Size */ 105 #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ 106 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ 107 108 #define CONFIG_SYS_MEMTEST_START 0xc0400000 /* memtest works on */ 109 #define CONFIG_SYS_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ 110 111 #define CONFIG_SYS_LOAD_ADDR 0xc1000000 /* default load address */ 112 113 #define CONFIG_SYS_HZ 2000 /* decrementer freq: 2 kHz */ 114 115 /* valid baudrates */ 116 #define CONFIG_SYS_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } 117 118 /*----------------------------------------------------------------------- 119 * Stack sizes 120 * 121 * The stack sizes are set up in start.S using the settings below 122 */ 123 #define CONFIG_STACKSIZE (128*1024) /* regular stack */ 124 #ifdef CONFIG_USE_IRQ 125 #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ 126 #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ 127 #endif 128 129 /*----------------------------------------------------------------------- 130 * Physical Memory Map 131 */ 132 #define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */ 133 #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ 134 #define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */ 135 #define PHYS_SDRAM_2 0xc1000000 /* SDRAM Bank #2 */ 136 #define PHYS_SDRAM_2_SIZE 0x00800000 /* 8 MB */ 137 138 #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ 139 #define PHYS_FLASH_2 0x10000000 /* Flash Bank #2 */ 140 #define PHYS_FLASH_SIZE 0x00800000 /* 16 MB */ 141 142 #define CONFIG_SYS_FLASH_BASE PHYS_FLASH_1 143 144 /*----------------------------------------------------------------------- 145 * FLASH and environment organization 146 */ 147 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ 148 #define CONFIG_SYS_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ 149 150 /* timeout values are in ticks */ 151 #define CONFIG_SYS_FLASH_ERASE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Erase */ 152 #define CONFIG_SYS_FLASH_WRITE_TOUT (2*CONFIG_SYS_HZ) /* Timeout for Flash Write */ 153 154 #define CONFIG_ENV_IS_IN_FLASH 1 155 #define CONFIG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */ 156 #define CONFIG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ 157 158 /* 159 * JFFS2 partitions 160 * 161 */ 162 /* No command line, one static partition, whole device */ 163 #undef CONFIG_CMD_MTDPARTS 164 #define CONFIG_JFFS2_DEV "nor0" 165 #define CONFIG_JFFS2_PART_SIZE 0xFFFFFFFF 166 #define CONFIG_JFFS2_PART_OFFSET 0x00020000 167 168 /* mtdparts command line support */ 169 /* 170 #define CONFIG_CMD_MTDPARTS 171 #define MTDIDS_DEFAULT "nor0=impA7 NOR Flash Bank #0,nor1=impA7 NOR Flash Bank #1" 172 #define MTDPARTS_DEFAULT "mtdparts=impA7 NOR Flash Bank #0:-(FileSystem1);impA7 NOR Flash Bank #1:-(FileSystem2)" 173 */ 174 175 #endif /* __CONFIG_H */ 176