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Diffstat (limited to 'util')
-rw-r--r-- | util/board_status/README | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/util/board_status/README b/util/board_status/README new file mode 100644 index 0000000000..23378262dd --- /dev/null +++ b/util/board_status/README @@ -0,0 +1,50 @@ +General information on boot logs +================================ +To gather good boot logs, you must set the debug level to Spew. + +If your board uses CMOS configuration[1], you can do it like this: +nvramtool -w debug_level=Spew + +Else you will need to have to set the default log level at compile +time, to do that go in "Console --->" in make menuconfig, then set +"Default console log level" to SPEW + +Rereference: +------------ +[1] in make menuconfig you should have: [*] Use CMOS for configuration values + This option is also known as CONFIG_USE_OPTION_TABLE in Kconfig. +Information trough SSH +====================== +board_status.sh can gather information trough ssh with the -r +option. + +When using "-r <host>", The script will attempt to log into +root@<host>. +In order for "-r <host>" to work, the script has to be able +to log into the remote host's root account, without having +to provide a password. +That can be achieved with the use of SSH keys and ssh-agent. + +board_status.sh expects the remote host to have the following +programs in its path: cbmem, dmesg + +Boot log gathering trough a serial port +======================================= +When using -s </dev/xxx>, board_status.sh starts by retrieving the +boot log trough the serial port. + +To produce such logs, power off the board, run board_status.sh +with the right arguments, power on the board. +At that point the logs will be displayed by board_status.sh as they +are produced by the board. + +Enter will have to be pressed once the board has booted and is in a +state where the script is able to log into that board. + +Publishing +========== +The -u switch will publish the results: It will make a git patch out +of the status information, that will be directly pushed in the +board-status repository. +It expects the user to already have an account in coreboot's gerrit +instance. |