x86, AMD IOMMU: add functions to parse IOMMU memory mapping requirements for devices

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This patch adds the functions to parse the information about IOMMU exclusion
ranges and required unity mappings for the devices handled by the IOMMU.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: Sebastian.Biemueller@amd.com
Cc: robert.richter@amd.com
Cc: joro@8bytes.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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Joerg Roedel 2008-06-26 21:27:49 +02:00 • committed by Ingo Molnar

parent e47d402d2d

commit be2a022c0d

1 changed files with 87 additions and 0 deletions

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arch/x86/kernel/amd_iommu_init.c

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