KnIoClose()

This function is declared in the coresrv/io/io_api.h file.

Retcode KnIoClose(Handle rid);

This function frees a registered input/output resource (I/O port(s), DMA buffer, interrupt or memory area for MMIO) with the rid handle.

If successfully freed, the function returns rcOk.

For a usage example, see KnIoDmaCreate().