From 93726e5205daaa7475cf17c8f916a8b1842affca Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 9 Jul 2014 15:44:13 +0200 Subject: termios: Add rtems_termios_set_best_baud() --- cpukit/libcsupport/include/rtems/termiostypes.h | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) (limited to 'cpukit/libcsupport/include/rtems/termiostypes.h') diff --git a/cpukit/libcsupport/include/rtems/termiostypes.h b/cpukit/libcsupport/include/rtems/termiostypes.h index df3ec0c2d7..6339456b20 100644 --- a/cpukit/libcsupport/include/rtems/termiostypes.h +++ b/cpukit/libcsupport/include/rtems/termiostypes.h @@ -78,7 +78,8 @@ typedef struct { * @retval true Successful operation. * @retval false Cannot open device. * - * @see rtems_termios_get_device_context() and rtems_termios_get_termios(). + * @see rtems_termios_get_device_context(), rtems_termios_set_best_baud() and + * rtems_termios_get_termios(). */ bool (*first_open)( struct rtems_termios_tty *tty, @@ -291,7 +292,7 @@ typedef struct rtems_termios_tty { } rtems_termios_tty; /** - * @brief Installes a Termios device. + * @brief Installs a Termios device. * * @param[in] device_file If not @c NULL, then a device file for the specified * major and minor number will be created. @@ -379,12 +380,26 @@ RTEMS_INLINE_ROUTINE void *rtems_termios_get_device_context( * initial attributes. */ RTEMS_INLINE_ROUTINE struct termios *rtems_termios_get_termios( - const rtems_termios_tty *tty + rtems_termios_tty *tty ) { return &tty->termios; } +/** + * @brief Sets the best baud value in the Termios control. + * + * The valid Termios baud values are between 0 and 460800. The Termios baud + * value is chosen which minimizes the difference to the value specified. + * + * @param[in] tty The Termios control. + * @param[in] baud The current baud setting of the device. + */ +void rtems_termios_set_best_baud( + rtems_termios_tty *tty, + uint32_t baud +); + struct rtems_termios_linesw { int (*l_open) (struct rtems_termios_tty *tp); int (*l_close)(struct rtems_termios_tty *tp); -- cgit v1.2.3