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e5332e6334
This patch adds the basic infrastructure necessary to emulate an IOMMU visible to the guest. The DMAContext structure is extended with information and a callback describing the translation, and the various DMA functions used by devices will now perform IOMMU translation using this callback. Cc: Michael S. Tsirkin <mst@redhat.com> Cc: Richard Henderson <rth@twiddle.net> Signed-off-by: Eduard - Gabriel Munteanu <eduard.munteanu@linux360.ro> Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
10 lines
352 B
C
10 lines
352 B
C
/*
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* Support for dma_addr_t typed properties
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*
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* Copyright (C) 2012 David Gibson, IBM Corporation.
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#define DEFINE_PROP_DMAADDR(_n, _s, _f, _d) \
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DEFINE_PROP_HEX64(_n, _s, _f, _d)
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