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linux-stable-rt/drivers/pci/intr_remapping.h

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x64, x2apic/intr-remap: parse ioapic scope under vt-d structures Parse the vt-d device scope structures to find the mapping between IO-APICs and the interrupt remapping hardware units. This will be used later for enabling Interrupt-remapping for IOAPIC devices. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: akpm@linux-foundation.org Cc: arjan@linux.intel.com Cc: andi@firstfloor.org Cc: ebiederm@xmission.com Cc: jbarnes@virtuousgeek.org Cc: steiner@sgi.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-11 02:16:40 +08:00
#include "intel-iommu.h"
struct ioapic_scope {
struct intel_iommu *iommu;
unsigned int id;
};
x64, x2apic/intr-remap: Interrupt remapping infrastructure Interrupt remapping (part of Intel Virtualization Tech for directed I/O) infrastructure. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Cc: akpm@linux-foundation.org Cc: arjan@linux.intel.com Cc: andi@firstfloor.org Cc: ebiederm@xmission.com Cc: jbarnes@virtuousgeek.org Cc: steiner@sgi.com Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-11 02:16:43 +08:00
#define IR_X2APIC_MODE(mode) (mode ? (1 << 11) : 0)