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head/sys/dev/uart/uart_tty.c
| Show First 20 Lines • Show All 279 Lines • ▼ Show 20 Lines | uart_tty_param(struct tty *tp, struct termios *t) | ||||
| stopbits = (t->c_cflag & CSTOPB) ? 2 : 1; | stopbits = (t->c_cflag & CSTOPB) ? 2 : 1; | ||||
| if (t->c_cflag & PARENB) | if (t->c_cflag & PARENB) | ||||
| parity = (t->c_cflag & PARODD) ? UART_PARITY_ODD : | parity = (t->c_cflag & PARODD) ? UART_PARITY_ODD : | ||||
| UART_PARITY_EVEN; | UART_PARITY_EVEN; | ||||
| else | else | ||||
| parity = UART_PARITY_NONE; | parity = UART_PARITY_NONE; | ||||
| if (UART_PARAM(sc, t->c_ospeed, databits, stopbits, parity) != 0) | if (UART_PARAM(sc, t->c_ospeed, databits, stopbits, parity) != 0) | ||||
| return (EINVAL); | return (EINVAL); | ||||
| if ((t->c_cflag & CNO_RTSDTR) == 0) | |||||
| UART_SETSIG(sc, SER_DDTR | SER_DTR); | UART_SETSIG(sc, SER_DDTR | SER_DTR); | ||||
| /* Set input flow control state. */ | /* Set input flow control state. */ | ||||
| if (!sc->sc_hwiflow) { | if (!sc->sc_hwiflow) { | ||||
| if ((t->c_cflag & CRTS_IFLOW) && sc->sc_isquelch) | if ((t->c_cflag & CRTS_IFLOW) && sc->sc_isquelch) | ||||
| UART_SETSIG(sc, SER_DRTS); | UART_SETSIG(sc, SER_DRTS); | ||||
| else | else { | ||||
| if ((t->c_cflag & CNO_RTSDTR) == 0) | |||||
| UART_SETSIG(sc, SER_DRTS | SER_RTS); | UART_SETSIG(sc, SER_DRTS | SER_RTS); | ||||
| } | |||||
| } else | } else | ||||
| UART_IOCTL(sc, UART_IOCTL_IFLOW, (t->c_cflag & CRTS_IFLOW)); | UART_IOCTL(sc, UART_IOCTL_IFLOW, (t->c_cflag & CRTS_IFLOW)); | ||||
| /* Set output flow control state. */ | /* Set output flow control state. */ | ||||
| if (sc->sc_hwoflow) | if (sc->sc_hwoflow) | ||||
| UART_IOCTL(sc, UART_IOCTL_OFLOW, (t->c_cflag & CCTS_OFLOW)); | UART_IOCTL(sc, UART_IOCTL_OFLOW, (t->c_cflag & CCTS_OFLOW)); | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| ▲ Show 20 Lines • Show All 150 Lines • Show Last 20 Lines | |||||