90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/*
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* (C) Copyright 2002-2008
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <aes.h>
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#include <stdint.h>
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/* Pull in the current config to define the default environment */
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#include <linux/kconfig.h>
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#ifndef __ASSEMBLY__
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#define __ASSEMBLY__ /* get only #defines from config.h */
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#include <config.h>
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#undef __ASSEMBLY__
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#else
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#include <config.h>
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#endif
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/*
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* To build the utility with the static configuration
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* comment out the next line.
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* See included "fw_env.config" sample file
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* for notes on configuration.
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*/
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#define CONFIG_FILE "/etc/fw_env.config"
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#ifndef CONFIG_FILE
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#define HAVE_REDUND /* For systems with 2 env sectors */
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#define DEVICE1_NAME "/dev/mtd1"
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#define DEVICE2_NAME "/dev/mtd2"
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#define DEVICE1_OFFSET 0x0000
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#define ENV1_SIZE 0x4000
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#define DEVICE1_ESIZE 0x4000
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#define DEVICE1_ENVSECTORS 2
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#define DEVICE2_OFFSET 0x0000
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#define ENV2_SIZE 0x4000
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#define DEVICE2_ESIZE 0x4000
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#define DEVICE2_ENVSECTORS 2
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#endif
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#ifndef CONFIG_BAUDRATE
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#define CONFIG_BAUDRATE 115200
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#endif
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#ifndef CONFIG_BOOTDELAY
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#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */
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#endif
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#ifndef CONFIG_BOOTCOMMAND
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#define CONFIG_BOOTCOMMAND \
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"bootp; " \
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"setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} " \
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"ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \
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"bootm"
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#endif
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struct common_args {
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#ifdef CONFIG_FILE
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char *config_file;
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#endif
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uint8_t aes_key[AES_KEY_LENGTH];
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int aes_flag; /* Is AES encryption used? */
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};
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extern struct common_args common_args;
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struct printenv_args {
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int name_suppress;
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};
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extern struct printenv_args printenv_args;
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struct setenv_args {
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char *script_file;
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};
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extern struct setenv_args setenv_args;
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int parse_aes_key(char *key, uint8_t *bin_key);
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extern int fw_printenv(int argc, char *argv[]);
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extern char *fw_getenv (char *name);
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extern int fw_setenv (int argc, char *argv[]);
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extern int fw_parse_script(char *fname);
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extern int fw_env_open(void);
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extern int fw_env_write(char *name, char *value);
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extern int fw_env_close(void);
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extern unsigned long crc32 (unsigned long, const unsigned char *, unsigned);
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