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| author | Peter Maydell <peter.maydell@linaro.org> | 2018-06-15 14:57:16 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-06-15 15:23:34 +0100 |
| commit | 2c91bcf273ffb95898d2ca901b699558d9e73fd1 (patch) | |
| tree | 083ce5c85738417d8edc8921783c79e2dad14f08 /exec.c | |
| parent | cb1efcf462a2ff72926e0c5267a2e1d95490f347 (diff) | |
| download | focaccia-qemu-2c91bcf273ffb95898d2ca901b699558d9e73fd1.tar.gz focaccia-qemu-2c91bcf273ffb95898d2ca901b699558d9e73fd1.zip | |
iommu: Add IOMMU index argument to translate method
Add an IOMMU index argument to the translate method of IOMMUs. Since all of our current IOMMU implementations support only a single IOMMU index, this has no effect on the behaviour. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Message-id: 20180604152941.20374-4-peter.maydell@linaro.org
Diffstat (limited to 'exec.c')
| -rw-r--r-- | exec.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/exec.c b/exec.c index 1fa2cdb874..ecdf192994 100644 --- a/exec.c +++ b/exec.c @@ -501,8 +501,15 @@ static MemoryRegionSection address_space_translate_iommu(IOMMUMemoryRegion *iomm do { hwaddr addr = *xlat; IOMMUMemoryRegionClass *imrc = memory_region_get_iommu_class_nocheck(iommu_mr); - IOMMUTLBEntry iotlb = imrc->translate(iommu_mr, addr, is_write ? - IOMMU_WO : IOMMU_RO); + int iommu_idx = 0; + IOMMUTLBEntry iotlb; + + if (imrc->attrs_to_index) { + iommu_idx = imrc->attrs_to_index(iommu_mr, attrs); + } + + iotlb = imrc->translate(iommu_mr, addr, is_write ? + IOMMU_WO : IOMMU_RO, iommu_idx); if (!(iotlb.perm & (1 << is_write))) { goto unassigned; |