2 * (C) Copyright 2002-2008
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * SPDX-License-Identifier: GPL-2.0+
11 /* Pull in the current config to define the default environment */
12 #include <linux/kconfig.h>
15 #define __ASSEMBLY__ /* get only #defines from config.h */
23 * To build the utility with the static configuration
24 * comment out the next line.
25 * See included "fw_env.config" sample file
26 * for notes on configuration.
28 #define CONFIG_FILE "/etc/fw_env.config"
31 #define HAVE_REDUND /* For systems with 2 env sectors */
32 #define DEVICE1_NAME "/dev/mtd1"
33 #define DEVICE2_NAME "/dev/mtd2"
34 #define DEVICE1_OFFSET 0x0000
35 #define ENV1_SIZE 0x4000
36 #define DEVICE1_ESIZE 0x4000
37 #define DEVICE1_ENVSECTORS 2
38 #define DEVICE2_OFFSET 0x0000
39 #define ENV2_SIZE 0x4000
40 #define DEVICE2_ESIZE 0x4000
41 #define DEVICE2_ENVSECTORS 2
44 #ifndef CONFIG_BAUDRATE
45 #define CONFIG_BAUDRATE 115200
48 #ifndef CONFIG_BOOTDELAY
49 #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
52 #ifndef CONFIG_BOOTCOMMAND
53 #define CONFIG_BOOTCOMMAND \
55 "setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
56 "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
64 int aes_flag; /* Is AES encryption used? */
65 uint8_t aes_key[AES_KEY_LENGTH];
68 int parse_aes_key(char *key, uint8_t *bin_key);
70 int fw_printenv(int argc, char *argv[], int value_only, struct env_opts *opts);
71 char *fw_getenv(char *name);
72 int fw_setenv(int argc, char *argv[], struct env_opts *opts);
73 int fw_parse_script(char *fname, struct env_opts *opts);
74 int fw_env_open(struct env_opts *opts);
75 int fw_env_write(char *name, char *value);
76 int fw_env_close(struct env_opts *opts);
78 unsigned long crc32(unsigned long, const unsigned char *, unsigned);