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Traditional behaviour is to reset all modes if device isn't open already

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This commit is contained in:
ws 1994-01-30 16:41:27 +00:00
parent fa2aa77517
commit 18673da28a
3 changed files with 18 additions and 27 deletions
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15
sys/arch/i386/isa/com.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: com.c,v 1.15 1994/01/13 14:58:12 mycroft Exp $
* $Id: com.c,v 1.16 1994/01/30 16:41:27 ws Exp $
*/
#include "com.h"
@ -203,13 +203,11 @@ comopen(dev_t dev, int flag, int mode, struct proc *p)
if ((tp->t_state & TS_ISOPEN) == 0) {
tp->t_state |= TS_WOPEN;
ttychars(tp);
if (tp->t_ispeed == 0) {
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = comdefaultrate;
}
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = comdefaultrate;
comparam(tp, &tp->t_termios);
ttsetwater(tp);
} else if (tp->t_state&TS_XCLUDE && p->p_ucred->cr_uid != 0)
@ -296,7 +294,6 @@ comintr(unit)
register u_char code;
register struct tty *tp;
unit;
com = com_addr[unit];
while (1) {
code = inb(com+com_iir);

15
sys/dev/ic/com.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: com.c,v 1.15 1994/01/13 14:58:12 mycroft Exp $
* $Id: com.c,v 1.16 1994/01/30 16:41:27 ws Exp $
*/
#include "com.h"
@ -203,13 +203,11 @@ comopen(dev_t dev, int flag, int mode, struct proc *p)
if ((tp->t_state & TS_ISOPEN) == 0) {
tp->t_state |= TS_WOPEN;
ttychars(tp);
if (tp->t_ispeed == 0) {
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = comdefaultrate;
}
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = comdefaultrate;
comparam(tp, &tp->t_termios);
ttsetwater(tp);
} else if (tp->t_state&TS_XCLUDE && p->p_ucred->cr_uid != 0)
@ -296,7 +294,6 @@ comintr(unit)
register u_char code;
register struct tty *tp;
unit;
com = com_addr[unit];
while (1) {
code = inb(com+com_iir);

15
sys/dev/isa/com.c
View File

@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* from: @(#)com.c 7.5 (Berkeley) 5/16/91
* $Id: com.c,v 1.15 1994/01/13 14:58:12 mycroft Exp $
* $Id: com.c,v 1.16 1994/01/30 16:41:27 ws Exp $
*/
#include "com.h"
@ -203,13 +203,11 @@ comopen(dev_t dev, int flag, int mode, struct proc *p)
if ((tp->t_state & TS_ISOPEN) == 0) {
tp->t_state |= TS_WOPEN;
ttychars(tp);
if (tp->t_ispeed == 0) {
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = comdefaultrate;
}
tp->t_iflag = TTYDEF_IFLAG;
tp->t_oflag = TTYDEF_OFLAG;
tp->t_cflag = TTYDEF_CFLAG;
tp->t_lflag = TTYDEF_LFLAG;
tp->t_ispeed = tp->t_ospeed = comdefaultrate;
comparam(tp, &tp->t_termios);
ttsetwater(tp);
} else if (tp->t_state&TS_XCLUDE && p->p_ucred->cr_uid != 0)
@ -296,7 +294,6 @@ comintr(unit)
register u_char code;
register struct tty *tp;
unit;
com = com_addr[unit];
while (1) {
code = inb(com+com_iir);