Symbol: IER_ETXRDY
usr/src/cmd/bhyve/common/uart_emul.c
151
else if (sc->thre_int_pending && (sc->ier & IER_ETXRDY) != 0)
usr/src/cmd/bhyve/common/uart_emul.c
274
if ((sc->ier & IER_ETXRDY) == 0 && (value & IER_ETXRDY) != 0)