On 14.07.2011 10:32, tommy.hong wrote: > [root@s3c6410 /]# ifconfig can0 up > sja1000_platform sja1000_platform.0: bit-timing not yet defined > ifconfig: SIOCSIFFLAGS: Invalid argument > [root@s3c64xx /]# cat /proc/interrupts > > there are no my CAN interrupt > > according to above error,i need to use iproute to "ip link set can0 up type > can bitrate 1000000"?
We formerly had a misconfiguration problem for the bitrate on ubuntu systems. Please check whether CONFIG_CAN_CALC_BITTIMING=y in your kernel konfig and - yes, you need to use iproute to set the bitrate. Setting the bitrate is *mandatory* to set the interface to 'up'. Regards, Oliver
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