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| author | Chris Wright <chrisw@redhat.com> | 2010-07-20 20:06:49 +0200 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2010-08-10 02:37:09 +0200 |
| commit | d1423d5679875ebbbc2fc63b33d465baceee0430 (patch) | |
| tree | 45bf7904476291c15775345969f9cf99f026071f /Documentation | |
| parent | Linux 2.6.35 (diff) | |
| download | linux-d1423d5679875ebbbc2fc63b33d465baceee0430.tar.xz linux-d1423d5679875ebbbc2fc63b33d465baceee0430.zip | |
intr-remap: allow disabling source id checking
Allow disabling the source id checking while programming the interrupt
remap table entry. Useful for debugging or working around the broken
source id checks on some platforms.
Signed-off-by: Chris Wright <chrisw@redhat.com>
Acked-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Weidong Han <weidong.han@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 2b2407d9a6d0..0afdd284d656 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1028,6 +1028,12 @@ and is between 256 and 4096 characters. It is defined in the file result in a hardware IOTLB flush operation as opposed to batching them for performance. + intremap= [X86-64, Intel-IOMMU] + Format: { on (default) | off | nosid } + on enable Interrupt Remapping (default) + off disable Interrupt Remapping + nosid disable Source ID checking + inttest= [IA64] iomem= Disable strict checking of access to MMIO memory @@ -1755,6 +1761,7 @@ and is between 256 and 4096 characters. It is defined in the file nointremap [X86-64, Intel-IOMMU] Do not enable interrupt remapping. + [Deprecated - use intremap=off] nointroute [IA-64] |