Enable Serial DMA

Georg Ottinger

You need to use this:

/* Lantronix DMA mode */
#define TIOCSERSETDMA 0x5463 /* Set DMA mode enable/disable */
#define TIOCSERGETDMA 0x5464 /* Get DMA mode */

int value = 1;
ioctl(m_fd, TIOCSERSETDMA, &value);

taken from http://forums.lantronix.com/showthread.php?t=762


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