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iommu/amd: Add documentation for AMD IOMMU debugfs support
authorDheeraj Kumar Srivastava <dheerajkumar.srivastava@amd.com>
Wed, 2 Jul 2025 09:38:04 +0000 (15:08 +0530)
committerWill Deacon <will@kernel.org>
Tue, 15 Jul 2025 10:41:53 +0000 (11:41 +0100)
commit39215bb3b0d929f336b6c82ff1665a3377ca0d4f
treec8367619f673034fee90ae4727e7cbd838554ea5tree
parent349ad6d5263a6299aae64ad59d82bb5b03b478facommit | diff
iommu/amd: Add documentation for AMD IOMMU debugfs support

Add documentation describing how to use AMD IOMMU debugfs support to
dump IOMMU data structures - IRT table, Device table, Registers (MMIO and
Capability) and command buffer.

Signed-off-by: Dheeraj Kumar Srivastava <dheerajkumar.srivastava@amd.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Link: https://lore.kernel.org/r/20250702093804.849-9-dheerajkumar.srivastava@amd.com
Signed-off-by: Will Deacon <will@kernel.org>
Documentation/ABI/testing/debugfs-amd-iommu [new file with mode: 0644] blob
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git