Daniel Zicsi-Liess wrote: > Hi all, > > I would like to control a robot via ethernet from my pc. I have installed > rtai and rtnet properly. > I have written the following things to the command line: > > PATH=$PATH:/usr/realtime/bin/ > rmmod tulip //to remove my ethernet driver > module > /usr/realtime/showroom/v3.x/user/ldmod > insmod /usr/realtime/modules/rtai_rtdm.ko > mknod /dev/rtnet c 10 240 > insmod /usr/rtnet/modules/rtnet.ko > insmod /usr/rtnet/modules/rtipv4.ko > insmod /usr/rtnet/modules/rtpacket.ko > insmod /usr/rtnet/modules/rt_loopback.ko > insmod /usr/rtnet/modules/rt_tulip.ko > /usr/rtnet/sbin/rtifconfig rtlo up 127.0.0.1 > > till this point everything is fine, but at the next step: > > /usr/rtnet/sbin/rtifconfig rteth0 up 192.168.0.2 > > I get the dmesg error message: > [ 372.885316] rteth0: unexpected IRQ! > [ 372.885318] RTDM: xnintr_irq_handler: IRQ23 not handled. Disabling IRQ > line. >
You have an IRQ conflict between the tulip NIC and some other device that is unfortunately in use by Linux. You have to resolve this first, see [1] for possible strategies. > > What can I do? > Thanx for every help, > > Daniel Liess Jan [1]http://www.xenomai.org/index.php/FAQs#What_can_I_do_if_Xenomai_and_Linux_devices_share_the_same_IRQ.3F
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