Ooops.. c_speed is now read-only

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4974 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo
2012-07-24 17:16:25 +00:00
parent 4b1fcb6da8
commit ac6f7a722b
3 changed files with 89 additions and 3 deletions
+42
View File
@@ -48,6 +48,10 @@
#include <errno.h>
#include <debug.h>
#ifdef CONFIG_SERIAL_TERMIOS
# include <termios.h>
#endif
#include <nuttx/irq.h>
#include <nuttx/arch.h>
#include <nuttx/serial/serial.h>
@@ -1091,6 +1095,44 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
}
break;
#ifdef CONFIG_SERIAL_TERMIOS
case TCGETS:
{
struct termios *termiosp = (struct termios*)arg;
if (!termiosp)
{
ret = -EINVAL;
break;
}
/* TODO: Other termios fields are not yet returned.
* Note that only cfsetospeed is not necessary because we have
* knowledge that only one speed is supported.
*/
cfsetispeed(termiosp, priv->baud);
}
break;
case TCSETS:
{
struct termios *termiosp = (struct termios*)arg;
if (!termiosp)
{
ret = -EINVAL;
break;
}
/* TODO: Handle other termios settings. */
priv->baud = termiosp->c_speed;
lpc43_setbaud(priv->uartbase, priv->basefreq, priv->baud);
}
break;
#endif
case TIOCSBRK: /* BSD compatibility: Turn break on, unconditionally */
{
irqstate_t flags = irqsave();
+5 -2
View File
@@ -1248,9 +1248,12 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
break;
}
/* TODO: Other termios fields are not yet returned. */
/* TODO: Other termios fields are not yet returned.
* Note that only cfsetospeed is not necessary because we have
* knowledge that only one speed is supported.
*/
termiosp->c_speed = priv->baud;
cfsetispeed(termiosp, priv->baud);
}
break;