udhcpc in the Busybox

udhcpc [-Cfbnqtvo] [-c CID] [-V VCLS] [-H HOSTNAME] [-i INTERFACE]
[-p pidfile] [-r IP] [-s script] [-O dhcp-option]...

[Linux]Custom ioctl command for sockets

於network interface可定義下面的 operations

dev->open = henbin_open;
dev->stop = henbin_close;

如有需要透過sockets呼叫custom ioctl，可增加一個如下的ioctl function

Enable kcs debug for OpenIPMI driver

可以透過下列的方式打開kcs debug...
echo 7 > /sys/module/ipmi_si/parameters/kcs_debug

即可在dmesg看到kcs state, 包含兩個數字

第一個數字為driver定義的kcs state: