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Re: 2.4.27 and 2.6.8 : Problems IPLing both s390 & s390x under hercules

On Wed, Sep 15, 2004 at 03:09:06PM +0200, Ivan Warren wrote:
> Now with 2.6, my CTC pair is no longer handled by the ctc module... At one
> point I suspected it was because I was emulating a P390 CTC (Cutype=3088/08
> Devtype=3088/01) so I changed it to a rather more conventional CTC hookup
> (Cutype=3088/08 devtype=3088/08) to no avail.
> The devices are present in /sys/bus/ccw/devices (with these types) but while
> ctc.ko is loaded (loading fsm, cu3088 and ccwgroup in the process), the
> devices do not seem to hook up to the drivers (there is little or no
> messages at that point except an indication that the CTC got loaded).

Yes, the 2.6 hardware layer does not longer automaticaly attach devices.
You have to configure them by hand/script.

| modprobe ctc
| echo 0.0.7000,0.0.7001 > /sys/bus/ccwgroup/drivers/ctc/group
| echo 1 > /sys/bus/ccwgroup/devices/0.0.7000/online


Worlds are conquered, galaxies destroyed -- but a woman is always a woman.
		-- Kirk, "The Conscience of the King", stardate 2818.9

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