Defined in 2 files as a prototype:

• iokit/IOKit/IODMACommand.h, line 337 (as a prototype)
• iokit/IOKit/IOMemoryDescriptor.h, line 474 (as a prototype)

Defined in 2 files as a function:

• iokit/Kernel/IODMACommand.cpp, line 912 (as a function)
• iokit/Kernel/IOMemoryDescriptor.cpp, line 1085 (as a function)

Referenced in 2 files:

• iokit/Kernel/IOBufferMemoryDescriptor.cpp, line 539
• iokit/Kernel/IODMACommand.cpp, line 544