On Monday, March 7, 2005 3:03 pm, Nguyen, Tom L wrote: > On Monday, March 07, 2005 12:41 PM Colin Ngam wrote: > > I looked at Documentation/MSI-HOWTO.txt(linux-ia64-release-2.6.11) and > > > > it mentioned that CONFIG_X86_LOCAL_APIC has to be configured. I did > > not > > > find this configured on in any sample ia64 config files, but it does > > exist in defconfig for i386. Is this just an ia32 config option? > > IA64 uses SAPIC instead of IOxAPIC. SAPIC, which is somewhat similar to > IOxAPIC, is included in IA64 kernel. MSI/MSI-X support configuration > option therefore is always available in IA64.
So the MSIs are programmed to point at the processor SAPIC block? I think that'll work for us on Altix, but if they're pointed at an external Intel (or compatible) interrupt controller, we'll have to write new code for Altix. Jesse - To unsubscribe from this list: send the line "unsubscribe linux-ia64" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
