[PATCH] generic check_legacy_ioport
segher at kernel.crashing.org
Wed Apr 25 23:33:05 EST 2007
>> SLOF/JS21 (at least some versions of it) have an "ipmi"
>> node on the "isa" bus. And the kernel ipmi driver actually
>> works on it, too (no idea about the currently proposed
>> scanning though -- but the principle is correct at least).
> It won'd be found by the of_platform_driver part of ipmi,
> since devices on the ISA bus do not get added to the linux
> device tree.
Drat. Why not?
> If the ipmi node on the ISA bus is located at the standardized
> legacy I/O port range, it should get found by the later probing,
> if check_legacy_ioport allows it.
"Standardised" hahaha. No, it is at some other
> We might still want to have the driver use a proper of_device,
> which would require the maple platform code to add this device
> during probing.
That sounds like the only option then. Does
this have to be done per platform though? It
sounds perfectly safe to do it in more generic
More information about the Linuxppc-dev