2 * (C) Copyright 2002-2008
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
8 /* Pull in the current config to define the default environment */
10 #define __ASSEMBLY__ /* get only #defines from config.h */
16 #include <generated/autoconf.h>
19 * To build the utility with the static configuration
20 * comment out the next line.
21 * See included "fw_env.config" sample file
22 * for notes on configuration.
24 #define CONFIG_FILE "/etc/fw_env.config"
27 #define HAVE_REDUND /* For systems with 2 env sectors */
28 #define DEVICE1_NAME "/dev/mtd1"
29 #define DEVICE2_NAME "/dev/mtd2"
30 #define DEVICE1_OFFSET 0x0000
31 #define ENV1_SIZE 0x4000
32 #define DEVICE1_ESIZE 0x4000
33 #define DEVICE1_ENVSECTORS 2
34 #define DEVICE2_OFFSET 0x0000
35 #define ENV2_SIZE 0x4000
36 #define DEVICE2_ESIZE 0x4000
37 #define DEVICE2_ENVSECTORS 2
40 #ifndef CONFIG_BAUDRATE
41 #define CONFIG_BAUDRATE 115200
44 #ifndef CONFIG_BOOTDELAY
45 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
48 #ifndef CONFIG_BOOTCOMMAND
49 #define CONFIG_BOOTCOMMAND \
51 "setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
52 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
56 extern int fw_printenv(int argc, char *argv[]);
57 extern char *fw_getenv (char *name);
58 extern int fw_setenv (int argc, char *argv[]);
59 extern int fw_parse_script(char *fname);
60 extern int fw_env_open(void);
61 extern int fw_env_write(char *name, char *value);
62 extern int fw_env_close(void);
64 extern unsigned long crc32 (unsigned long, const unsigned char *, unsigned);