/* * (C) Copyright 2000 * Sysgo Real-Time Solutions, GmbH * Marius Groeger * * Configuation settings for the implementa impA7 board. * * 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 /* * If we are developing, we might want to start armboot from ram * so we MUST NOT initialize critical regs like mem-timing ... */ #define CONFIG_INIT_CRITICAL /* undef for developing */ /* * High Level Configuration Options * (easy to change) */ #define CONFIG_ARM7 1 /* This is a ARM7 CPU */ #define CONFIG_IMPA7 1 /* on an impA7 Board */ #define CONFIG_ARM_THUMB 1 /* this is an ARM720TDMI */ #define CONFIG_ARM7_REVD 1 /* enable ARM720 REV.D Workarounds */ #undef CONFIG_USE_IRQ /* don't need them anymore */ /* * Size of malloc() pool */ #define CONFIG_MALLOC_SIZE (CFG_ENV_SIZE + 128*1024) /* * Hardware drivers */ #define CONFIG_DRIVER_CS8900 1 /* we have a CS8900 on-board */ #define CS8900_BASE 0x20000000 #define CS8900_BUS32 1 /* * select serial console configuration */ #define CONFIG_SERIAL1 1 /* we use Serial line 1 */ /* allow to overwrite serial and ethaddr */ #define CONFIG_ENV_OVERWRITE #define CONFIG_BAUDRATE 9600 #define CONFIG_BOOTP_MASK (CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE) #define CONFIG_COMMANDS (CONFIG_CMD_DFL | CFG_CMD_JFFS2) /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include #define CONFIG_BOOTDELAY 3 #define CONFIG_BOOTARGS "devfs=mount root=ramfs console=ttyS0,9600" /*#define CONFIG_ETHADDR 08:00:3e:26:0a:5a */ /*#define CONFIG_NETMASK 255.255.0.0 */ /*#define CONFIG_IPADDR 172.22.2.128 */ /*#define CONFIG_SERVERIP 172.22.2.126 */ /*#define CONFIG_BOOTFILE "impa7" */ #define CONFIG_BOOTCOMMAND "bootp;bootm" #if (CONFIG_COMMANDS & CFG_CMD_KGDB) #define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */ #define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */ #endif /* * Miscellaneous configurable options */ #define CFG_LONGHELP /* undef to save memory */ #define CFG_PROMPT "impA7 # " /* 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_MAXARGS 16 /* max number of command args */ #define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */ #define CFG_MEMTEST_START 0xc0400000 /* memtest works on */ #define CFG_MEMTEST_END 0xc0800000 /* 4 ... 8 MB in DRAM */ #undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */ #define CFG_LOAD_ADDR 0xc1000000 /* default load address */ #define CFG_HZ 2000 /* decrementer freq: 2 kHz */ /* valid baudrates */ #define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } /*----------------------------------------------------------------------- * Stack sizes * * The stack sizes are set up in start.S using the settings below */ #define CONFIG_STACKSIZE (128*1024) /* regular stack */ #ifdef CONFIG_USE_IRQ #define CONFIG_STACKSIZE_IRQ (4*1024) /* IRQ stack */ #define CONFIG_STACKSIZE_FIQ (4*1024) /* FIQ stack */ #endif /*----------------------------------------------------------------------- * Physical Memory Map */ #define CONFIG_NR_DRAM_BANKS 2 /* we have 2 banks of DRAM */ #define PHYS_SDRAM_1 0xc0000000 /* SDRAM Bank #1 */ #define PHYS_SDRAM_1_SIZE 0x00800000 /* 8 MB */ #define PHYS_SDRAM_2 0xc1000000 /* SDRAM Bank #2 */ #define PHYS_SDRAM_2_SIZE 0x00800000 /* 8 MB */ #define PHYS_FLASH_1 0x00000000 /* Flash Bank #1 */ #define PHYS_FLASH_2 0x10000000 /* Flash Bank #2 */ #define PHYS_FLASH_SIZE 0x00800000 /* 16 MB */ #define CFG_FLASH_BASE PHYS_FLASH_1 /*----------------------------------------------------------------------- * FLASH and environment organization */ #define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 71 /* max number of sectors on one chip */ /* timeout values are in ticks */ #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x1C000) /* Addr of Environment Sector */ #define CFG_ENV_SIZE 0x4000 /* Total Size of Environment Sector */ /* Flash banks JFFS2 should use */ #define CFG_JFFS2_FIRST_BANK 0 #define CFG_JFFS2_FIRST_SECTOR 8 #define CFG_JFFS2_NUM_BANKS 2 #endif /* __CONFIG_H */