16aff3115Swdenk /* 2bc11756dSGrant Erickson * (C) Copyright 2002-2008 36aff3115Swdenk * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 46aff3115Swdenk * 51a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 66aff3115Swdenk */ 76aff3115Swdenk 8371ee137SAndreas Fenkart #include <aes.h> 9371ee137SAndreas Fenkart #include <stdint.h> 10371ee137SAndreas Fenkart 11e3c52f2bSTom Rini /* Pull in the current config to define the default environment */ 120b367380SPeter Robinson #include <linux/kconfig.h> 130b367380SPeter Robinson 14e3c52f2bSTom Rini #ifndef __ASSEMBLY__ 15e3c52f2bSTom Rini #define __ASSEMBLY__ /* get only #defines from config.h */ 16e3c52f2bSTom Rini #include <config.h> 17e3c52f2bSTom Rini #undef __ASSEMBLY__ 18e3c52f2bSTom Rini #else 19e3c52f2bSTom Rini #include <config.h> 20e3c52f2bSTom Rini #endif 21e3c52f2bSTom Rini 22d0fb80c3Swdenk /* 239cbfee6dSFrans Meulenbroeks * To build the utility with the static configuration 249cbfee6dSFrans Meulenbroeks * comment out the next line. 25566e5cf4SWolfgang Denk * See included "fw_env.config" sample file 26d0fb80c3Swdenk * for notes on configuration. 27d0fb80c3Swdenk */ 28d791b1dcSwdenk #define CONFIG_FILE "/etc/fw_env.config" 29d0fb80c3Swdenk 30497f2053SJoe Hershberger #ifndef CONFIG_FILE 316aff3115Swdenk #define HAVE_REDUND /* For systems with 2 env sectors */ 326aff3115Swdenk #define DEVICE1_NAME "/dev/mtd1" 336aff3115Swdenk #define DEVICE2_NAME "/dev/mtd2" 34d0fb80c3Swdenk #define DEVICE1_OFFSET 0x0000 356aff3115Swdenk #define ENV1_SIZE 0x4000 365d5cc384SFrans Meulenbroeks #define DEVICE1_ESIZE 0x4000 375d5cc384SFrans Meulenbroeks #define DEVICE1_ENVSECTORS 2 38d0fb80c3Swdenk #define DEVICE2_OFFSET 0x0000 396aff3115Swdenk #define ENV2_SIZE 0x4000 405d5cc384SFrans Meulenbroeks #define DEVICE2_ESIZE 0x4000 415d5cc384SFrans Meulenbroeks #define DEVICE2_ENVSECTORS 2 42497f2053SJoe Hershberger #endif 436aff3115Swdenk 44e3c52f2bSTom Rini #ifndef CONFIG_BAUDRATE 45e3c52f2bSTom Rini #define CONFIG_BAUDRATE 115200 46e3c52f2bSTom Rini #endif 47e3c52f2bSTom Rini 48e3c52f2bSTom Rini #ifndef CONFIG_BOOTDELAY 49e3c52f2bSTom Rini #define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ 50e3c52f2bSTom Rini #endif 51e3c52f2bSTom Rini 52e3c52f2bSTom Rini #ifndef CONFIG_BOOTCOMMAND 53e3c52f2bSTom Rini #define CONFIG_BOOTCOMMAND \ 54e3c52f2bSTom Rini "bootp; " \ 55e3c52f2bSTom Rini "setenv bootargs root=/dev/nfs nfsroot=${serverip}:${rootpath} " \ 56e3c52f2bSTom Rini "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}:${hostname}::off; " \ 57e3c52f2bSTom Rini "bootm" 58e3c52f2bSTom Rini #endif 59e3c52f2bSTom Rini 60371ee137SAndreas Fenkart struct common_args { 61371ee137SAndreas Fenkart #ifdef CONFIG_FILE 62371ee137SAndreas Fenkart char *config_file; 63371ee137SAndreas Fenkart #endif 64371ee137SAndreas Fenkart uint8_t aes_key[AES_KEY_LENGTH]; 65371ee137SAndreas Fenkart int aes_flag; /* Is AES encryption used? */ 66371ee137SAndreas Fenkart }; 67371ee137SAndreas Fenkart extern struct common_args common_args; 68371ee137SAndreas Fenkart 6907ce9440SAndreas Fenkart struct printenv_args { 70371ee137SAndreas Fenkart int name_suppress; 7107ce9440SAndreas Fenkart }; 7207ce9440SAndreas Fenkart extern struct printenv_args printenv_args; 7307ce9440SAndreas Fenkart 7407ce9440SAndreas Fenkart struct setenv_args { 7507ce9440SAndreas Fenkart char *script_file; 7607ce9440SAndreas Fenkart }; 7707ce9440SAndreas Fenkart extern struct setenv_args setenv_args; 7807ce9440SAndreas Fenkart 79371ee137SAndreas Fenkart int parse_aes_key(char *key, uint8_t *bin_key); 80371ee137SAndreas Fenkart 81*c3a23e8bSAndreas Fenkart int fw_printenv(int argc, char *argv[]); 82*c3a23e8bSAndreas Fenkart char *fw_getenv(char *name); 83*c3a23e8bSAndreas Fenkart int fw_setenv(int argc, char *argv[]); 84*c3a23e8bSAndreas Fenkart int fw_parse_script(char *fname); 85*c3a23e8bSAndreas Fenkart int fw_env_open(void); 86*c3a23e8bSAndreas Fenkart int fw_env_write(char *name, char *value); 87*c3a23e8bSAndreas Fenkart int fw_env_close(void); 886aff3115Swdenk 89*c3a23e8bSAndreas Fenkart unsigned long crc32(unsigned long, const unsigned char *, unsigned); 90