Daniel Sielaff wrote:
> Hello,
> 
> if i start the rtnet(0.8.3) in following way:
> 
> ifdown eth0
> ifdown eth1
> rmmod eepro100
> rmmod mii
> insmod /usr/local/rtnet/modules/rtai_rtdm.o
> insmod /usr/local/rtnet/modules/rtnet.o rtskb_cache_size=64
> insmod /usr/local/rtnet/modules/rt_loopback.o
> insmod /usr/local/rtnet/modules/rt_eepro100.o txfifo=16
> /usr/local/rtnet/sbin/rtifconfig rteth0 up 10.152.10.198 netmask
> 255.255.255.0
> /usr/local/rtnet/sbin/rtifconfig rteth1 up 10.152.10.199 netmask
> 255.255.255.0
> /usr/local/rtnet/sbin/rtifconfig rtlo up 127.0.0.1
> insmod /usr/local/rtnet/modules/rtnetproxy.o
> ifconfig rtproxy up 10.152.10.198 netmask 255.255.255.0
> 
> it happens:
> 
> the call:
> /usr/local/rtnet/sbin/rtifconfig rteth1 up 10.152.10.199 netmask
> 255.255.255.0
> 
> returns
> "ioctl:device or resource busy"
> 
> There is no error if i only activate rteth1
> 
> Can anyone help me what i did in a wrong way ?

Do those cards share the same IRQ line? Can you change this - by
flipping PCI cards e.g.?

IRQ sharing for RT NICs would be feasible, but the driver code is not
yet prepared for it.

Jan

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