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Merge pull request #4150 from mysterywolf/setwin 

[ioctl] add TIOCSWINSZ
This commit is contained in:
Bernard Xiong 2020-12-14 15:05:47 +08:00 committed by GitHub
parent 827b772f9d 1404d208db
commit 57ddea482f
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1 changed files with 12 additions and 4 deletions
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16
components/drivers/serial/serial.c
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@ -24,6 +24,7 @@
* 2018-12-08 Ernest Chen add DMA choice
* 2020-09-14 WillianChan add a line feed to the carriage return character
* when using interrupt tx
* 2020-12-14 Meco Man add function of setting window's size(TIOCSWINSZ)
*/
#include <rthw.h>
@ -1012,7 +1013,7 @@ static rt_err_t rt_serial_control(struct rt_device *dev,
}
break;
#ifdef RT_USING_POSIX
#ifdef RT_USING_POSIX_TERMIOS
case TCGETA:
{
@ -1104,8 +1105,7 @@ static rt_err_t rt_serial_control(struct rt_device *dev,
break;
case TCXONC:
break;
#endif
#ifdef RT_USING_POSIX
#endif /*RT_USING_POSIX_TERMIOS*/
case FIONREAD:
{
rt_size_t recved = 0;
@ -1118,7 +1118,15 @@ static rt_err_t rt_serial_control(struct rt_device *dev,
*(rt_size_t *)args = recved;
}
break;
#endif
case TIOCSWINSZ:
{
struct winsize* p_winsize;
p_winsize = (struct winsize*)args;
rt_kprintf("\x1b[8;%d;%dt", p_winsize->ws_col, p_winsize->ws_row);
}
break;
#endif /*RT_USING_POSIX*/
default :
/* control device */
ret = serial->ops->control(serial, cmd, args);