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authorTimothy Pearson <tpearson@raptorengineering.com>2018-06-23 16:25:16 -0500
committerTimothy Pearson <tpearson@raptorengineering.com>2018-06-23 16:29:47 -0500
commitb29e05ceb186923224e8a4227444e4aa8cb59d6a (patch)
treea6001849da93589bf518948e2d36573da910f89e /virt
parentcba940335dfa3bf93ef6991da2eb2eda145895c8 (diff)
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powerpc/powernv/pci: Don't use the lower 4G TCEs in pseudo-DMA mode
Four TCEs are reserved for legacy 32-bit DMA mappings in psuedo DMA mode. Mark these with an invalid address to avoid their use by the TCE cache mapper. Signed-off-by: Timothy Pearson <tpearson@raptorengineering.com>
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