On Sun, Dec 02, 2007 at 07:38:45AM +1100, Benjamin Herrenschmidt wrote: > > On Sat, 2007-12-01 at 12:28 -0600, Olof Johansson wrote: > > Some PWRficient-based boards have a NMI button that's wired up to a GPIO > > as interrupt source. By configuring the openpic accordingly, these get > > delivered as a machine check with high priority, instead of as an external > > interrupt. > > > > The device tree contains a property "nmi-source" in the openpic node > > for these systems, and it's the (hwirq) source for the input. > > > > Also, for these interrupts, the IACK is read from another register than > > the regular (MCACK), but they are EOI'd as usual. So implement said > > function for the mpic driver. > > > > Finally, move a couple of external function defines to include/ instead > > of local under sysdev. Being able to mask/unmask and eoi directly saves > > us from setting up a dummy irq handler that will never be called. > > It's interesting how creative implementors are with MPICs :-)
:-) > Looks allright to me but I haven't tested for regressions. I've build tested all platforms, and I don't expect any runtime changes for others since they're not executing the new paths. Thanks, -Olof _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
