2 * (C) Copyright 2002-2008
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,
24 /* Pull in the current config to define the default environment */
26 #define __ASSEMBLY__ /* get only #defines from config.h */
34 * To build the utility with the static configuration
35 * comment out the next line.
36 * See included "fw_env.config" sample file
37 * for notes on configuration.
39 #define CONFIG_FILE "/etc/fw_env.config"
42 #define HAVE_REDUND /* For systems with 2 env sectors */
43 #define DEVICE1_NAME "/dev/mtd1"
44 #define DEVICE2_NAME "/dev/mtd2"
45 #define DEVICE1_OFFSET 0x0000
46 #define ENV1_SIZE 0x4000
47 #define DEVICE1_ESIZE 0x4000
48 #define DEVICE1_ENVSECTORS 2
49 #define DEVICE2_OFFSET 0x0000
50 #define ENV2_SIZE 0x4000
51 #define DEVICE2_ESIZE 0x4000
52 #define DEVICE2_ENVSECTORS 2
55 #ifndef CONFIG_BAUDRATE
56 #define CONFIG_BAUDRATE 115200
59 #ifndef CONFIG_BOOTDELAY
60 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
63 #ifndef CONFIG_BOOTCOMMAND
64 #define CONFIG_BOOTCOMMAND \
66 "setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
67 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
71 extern int fw_printenv(int argc, char *argv[]);
72 extern char *fw_getenv (char *name);
73 extern int fw_setenv (int argc, char *argv[]);
74 extern int fw_parse_script(char *fname);
75 extern int fw_env_open(void);
76 extern int fw_env_write(char *name, char *value);
77 extern int fw_env_close(void);
79 extern unsigned long crc32 (unsigned long, const unsigned char *, unsigned);