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authorLinus Torvalds <torvalds@linux-foundation.org>2012-05-30 08:49:28 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-30 08:49:28 -0700
commit2f83766d4b18774c856329a8fca4c9338dfeda39 (patch)
treea19ea2165755f5700d7f37a61ece7edce231744f /Documentation/kernel-parameters.txt
parent4523e1458566a0e8ecfaff90f380dd23acc44d27 (diff)
parent28f8571e1e84782244cc7bf1b129baf6cdc0832e (diff)
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Merge tag 'iommu-updates-v3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull IOMMU updates from Joerg Roedel: "Not much stuff this time. The only change to the IOMMU core code is the addition of a handle to the fault handling code. A few updates to the AMD IOMMU driver to work around new errata. The other patches are mostly fixes and enhancements to the existing ARM IOMMU drivers and documentation updates. A new IOMMU driver for the Exynos platform was also underway but got merged via the Samsung tree and is not part of this tree." * tag 'iommu-updates-v3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu: Documentation: kernel-parameters.txt Add amd_iommu_dump iommu/core: pass a user-provided token to fault handlers iommu/tegra: gart: Fix register offset correctly iommu: OMAP: device detach on domain destroy iommu: tegra/gart: Add device tree support iommu: tegra/gart: use correct gart_device iommu/tegra: smmu: Print device name correctly iommu/amd: Add workaround for event log erratum iommu/amd: Check for the right TLP prefix bit dma-debug: release free_entries_lock before saving stack trace
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r--Documentation/kernel-parameters.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index b40b413db88e..c45513d806ab 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -335,6 +335,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
requirements as needed. This option
does not override iommu=pt
+ amd_iommu_dump= [HW,X86-64]
+ Enable AMD IOMMU driver option to dump the ACPI table
+ for AMD IOMMU. With this option enabled, AMD IOMMU
+ driver will print ACPI tables for AMD IOMMU during
+ IOMMU initialization.
+
amijoy.map= [HW,JOY] Amiga joystick support
Map of devices attached to JOY0DAT and JOY1DAT
Format: <a>,<b>
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