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| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2008-07-10 11:17:00 -0700 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-07-12 08:45:08 +0200 |
| commit | 9fa8c481b55e80edd8c637573f87853bb6b600f5 (patch) | |
| tree | cbfcba9eacd830f681392b7930f07deb56f03492 /arch/x86 | |
| parent | 2d9579a124d746a3e0e0ba45e57d80800ee80807 (diff) | |
| download | lwn-9fa8c481b55e80edd8c637573f87853bb6b600f5.tar.gz lwn-9fa8c481b55e80edd8c637573f87853bb6b600f5.zip | |
x64, x2apic/intr-remap: introduce CONFIG_INTR_REMAP
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>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 2cfccc987a26..0bf8391a7f2d 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1651,6 +1651,14 @@ config DMAR_FLOPPY_WA workaround will setup a 1:1 mapping for the first 16M to make floppy (an ISA device) work. +config INTR_REMAP + bool "Support for Interrupt Remapping (EXPERIMENTAL)" + depends on X86_64 && X86_IO_APIC && PCI_MSI && ACPI && EXPERIMENTAL + help + Supports Interrupt remapping for IO-APIC and MSI devices. + To use x2apic mode in the CPU's which support x2APIC enhancements or + to support platforms with CPU's having > 8 bit APIC ID, say Y. + source "drivers/pci/pcie/Kconfig" source "drivers/pci/Kconfig" |