Searched refs:MCR_LOOPBACK (Results 1 – 3 of 3) sorted by relevance
355 if (mcr & MCR_LOOPBACK) { in modem_status()457 if ((sc->mcr & MCR_LOOPBACK) != 0) { in uart_drain()495 if (sc->mcr & MCR_LOOPBACK) { in uart_write()693 if ((sc->mcr & MCR_LOOPBACK) != 0) { in uart_sock_drain()
98 #define MCR_LOOPBACK 0x10 macro