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| author | Man, Jianting (Meco) <[email protected]> | 2023-02-25 13:52:37 -0500 |
|---|---|---|
| committer | GitHub <[email protected]> | 2023-02-25 13:52:37 -0500 |
| commit | 1acef4277b02e5084310ecd7028656ae535178f5 (patch) | |
| tree | 03b6b6f0b3df75a1cef301e1e7b2b3d234213390 /components/drivers/tty/pty.c | |
| parent | 759192f5f5af23ae360818483d35974ef5b91c78 (diff) | |
| parent | e63e33a3c64327aef3556fa811df0a8ec1e0e7ee (diff) | |
Merge pull request #6981 from RT-Thread/masterserialX-dev
sync from master
Diffstat (limited to 'components/drivers/tty/pty.c')
| -rw-r--r-- | components/drivers/tty/pty.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/components/drivers/tty/pty.c b/components/drivers/tty/pty.c index 46a241a715..64e3a41df1 100644 --- a/components/drivers/tty/pty.c +++ b/components/drivers/tty/pty.c @@ -211,6 +211,12 @@ static int ptmx_open(struct dfs_fd *fd) ret = ld->ops->open(fd); } + rt_device_t device = (rt_device_t)fd->vnode->data; + if(fd->vnode->ref_count == 1) + { + ret = rt_device_open(device, fd->flags); + } + return ret; } #ifdef RT_USING_DEVICE_OPS @@ -286,7 +292,8 @@ static int pts_register(struct tty_struct *ptm_drv, struct tty_struct *pts_drv, extern struct termios tty_std_termios; pts_drv->init_termios = tty_std_termios; pts_drv->init_termios.c_cflag = B38400 | CS8 | CREAD; - pts_drv->init_termios.c_lflag |= ICANON; + pts_drv->init_termios.c_lflag |= ECHO | ICANON; + pts_drv->init_termios.c_oflag |= ONLCR; pts_drv->init_termios.__c_ispeed = 38400; pts_drv->init_termios.__c_ospeed = 38400; |