redhat 사에서 만들은 bootstrap firmware인데, uboot를 주로 쓰던 나로서는
웬지 익숙하지 않은 명령어만 잔뜩 나온다.
uboot의 res(reset)은 redboot의 go 이다.
tynux box가 redboot인데, 이녀석에게서 도움말을 치니 아래와 같이 나온다.
boot - Boot Linux Kernel go [-w <timeout>] [entry] Execute code at a location cache [ON | OFF] Manage machine caches fis {cmds} Manage FLASH images cksum -b <location> -l <length> Compute a 32bit checksum [POSIX algorithm] for a range of memory d_cp15 Dump the contents of register 0 to 6 of the coprocessor 15 dump -b <location> [-l <length>] [-s] [-1|2|4] Display (hex dump) a range of memory memcpy -b <address> -l <length> <target address> Copy the contents of memory load [-r] [-v] [-h <host>] [-m {TFTP | xyzMODEM -c <channel_number>}] [-b <base_address>] <file_name> Load a file version Display RedBoot version information help [<topic>] Help about help? ldrb <address> Read 8 bits value from the address ldrh <address> Read 16 bits value from the address ldr <address> Read 32 bits value from the address strb -b <address> <value> - Write 8 bits value to the address strh -b <address> <value> - Write 16 bits value to the address str -b <address> <value> - Write 32 bits value to the address macro Num CommandStrings Set Macro 0 Display All Macros 1 Execute macro 1 2 Execute macro 2 3 Execute macro 3 4 Execute macro 4 5 Execute macro 5 6 Execute macro 6 7 Execute macro 7 8 Execute macro 8 9 Execute macro 9 mac [read | write] <new addr> Read / Write MAC address ping [-v] [-n <count>] [-l <length>] [-t <timeout>] [-r <rate>] [-i <IP_addr>] -h <IP_addr> Network connectivity test Run a script located at the given address The script should end with end script <address> |
[링크 : http://ecos.sourceware.org/docs-latest/redboot/redboot-guide.html]
[링크 : http://en.wikipedia.org/wiki/RedBoot]
RedBoot -> u-Boot
환경변수는 RedBoot에서 불러오지 않고 별도로 설정해준다.
[링크 : http://bugcommunity.com/wiki/index.php/U-boot]
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