Philippe Gerum wrote: > On Fri, 2007-04-27 at 13:48 +0200, Jan Kiszka wrote: > >>> I have attached my kernel config to this mail. >>> Any idea on this? Is there anybody out there that has MSI running >>> succesfully with the Xenomai adeos patch? >> Hmm, from a glance at the 2.6.20 ipipe patch I would say that MSI is >> currently unsupported. No related patch hunk makes it look suspicious to >> me -- or is this supposed to work automagically, Philippe? > > Since genirq, MSI interrupts have their irq_chip descriptor managed by > the IO-APIC support. What remains to be tested is the masking/unmasking > code, which is still implemented by the msi driver; unfortunately I have > no PCI-Express hw at hand anymore, so I can't test CONFIG_PCI_MSI > properly. > > At first sight, the issue Mathias raised looks like an out-of-bound > array reference indexed on an unexpectedly large IRQ value; this would > be quite a dumb bug, but the only way to check that is with proper hw. >
... or instrumentation patches for Mathias' target, in case he has the time to do some short-cycle tests. Jan
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