Searched refs:kIOMemoryIncoherentIOStore (Results 1 - 3 of 3) sorted by relevance

/xnu-2782.1.97/iokit/IOKit/
H A DIOMemoryDescriptor.h147 kIOMemoryIncoherentIOStore = 2, enumerator in enum:__anon614
283 kIOMemoryIncoherentIOStore - pass this option to store to memory any data in the processor cache for the memory range, with synchronization to ensure the data has passed through all levels of processor cache. It may not be supported on all architectures. This type of flush may be used for non-coherent I/O such as AGP - it is NOT required for PCI coherent operations. The memory descriptor must have been previously prepared.
/xnu-2782.1.97/iokit/Kernel/
H A DIODMACommand.cpp697 poMD->performOperation(kIOMemoryIncoherentIOStore, offset, length);
H A DIOMemoryDescriptor.cpp2661 case kIOMemoryIncoherentIOStore:

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