iommu/io-pgtable: Add ARMv7 short descriptor support

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Add a nearly-complete ARMv7 short descriptor implementation, omitting
only a few legacy and CPU-centric aspects which shouldn't be necessary
for IOMMU API use anyway.

Reviewed-by: Yong Wu <yong.wu@mediatek.com>
Tested-by: Yong Wu <yong.wu@mediatek.com>
Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>

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Robin Murphy 2016-01-26 17:13:13 +00:00 • committed by Will Deacon

parent 18558cae02

commit e5fc9753b1

5 changed files with 885 additions and 1 deletions

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19

drivers/iommu/Kconfig

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1

drivers/iommu/Makefile

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849

drivers/iommu/io-pgtable-arm-v7s.c

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3

drivers/iommu/io-pgtable.c

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14

drivers/iommu/io-pgtable.h

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