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| author | Allen Kay <allen.m.kay@intel.com> | 2011-04-02 15:49:25 +0100 |
|---|---|---|
| committer | Allen Kay <allen.m.kay@intel.com> | 2011-04-02 15:49:25 +0100 |
| commit | 0be477c900b73d6a2d7cceb0cded9df0d48179f2 (patch) | |
| tree | fe6b1ce9708d47c95e5b892b6c27943d849e1174 /xen/include/xen/iommu.h | |
| parent | 9da48f2428c5970f0350c74e07c4ca479d3fa06d (diff) | |
| download | xen-0be477c900b73d6a2d7cceb0cded9df0d48179f2.tar.gz xen-0be477c900b73d6a2d7cceb0cded9df0d48179f2.tar.bz2 xen-0be477c900b73d6a2d7cceb0cded9df0d48179f2.zip | |
[VTD] check BIOS settings before enabling interrupt remapping or x2apic
Check flags field in ACPI DMAR structure before enabling interrupt
remapping or x2apic. This allows platform vendors to disable
interrupt remapping or x2apic features if on board BIOS does not
support them.
Signed-off-by: Allen Kay <allen.m.kay@intel.com>
Diffstat (limited to 'xen/include/xen/iommu.h')
| -rw-r--r-- | xen/include/xen/iommu.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/xen/include/xen/iommu.h b/xen/include/xen/iommu.h index 4b93c31e38..b7f20ed61f 100644 --- a/xen/include/xen/iommu.h +++ b/xen/include/xen/iommu.h @@ -63,8 +63,8 @@ struct iommu { int iommu_setup(void); int iommu_supports_eim(void); -int iommu_enable_IR(void); -void iommu_disable_IR(void); +int iommu_enable_x2apic_IR(void); +void iommu_disable_x2apic_IR(void); int iommu_add_device(struct pci_dev *pdev); int iommu_remove_device(struct pci_dev *pdev); |