At Wed, 02 Jul 2003 10:29:51 +0300,
Danny Braniss wrote:
>
> for the record:
> I can now confirm that select/poll/FIONREAD do work with the
> usb/ucom/uplcom!
>
> what seems to be broken is the call to 'tcflush(fd, TCIFLUSH)'
> this works fine with /dev/cuaa0 but not with /dev/ucom0
Humm...
I'd reviewed sys/dev/usb/ucom.c, and found missing things.
Please try attached patch.
--
Shunsuke Akiyama
[EMAIL PROTECTED]
[EMAIL PROTECTED]
Index: sys/dev/usb/ucom.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/usb/ucom.c,v
retrieving revision 1.29
diff -u -r1.29 ucom.c
--- sys/dev/usb/ucom.c 9 Mar 2003 11:33:26 -0000 1.29
+++ sys/dev/usb/ucom.c 2 Jul 2003 10:39:28 -0000
@@ -544,6 +544,10 @@
int error;
int s;
int d;
+#if defined(COMPAT_43) || defined(COMPAT_SUNOS)
+ u_long oldcmd;
+ struct termios term;
+#endif
USB_GET_SC(ucom, UCOMUNIT(dev), sc);
tp = sc->sc_tty;
@@ -553,15 +557,28 @@
DPRINTF(("ucomioctl: cmd = 0x%08lx\n", cmd));
+#if defined(COMPAT_43) || defined(COMPAT_SUNOS)
+ term = tp->t_termios;
+ oldcmd = cmd;
+ error = ttsetcompat(tp, &cmd, data, &term);
+ if (error != 0)
+ return (error);
+ if (cmd != oldcmd)
+ data = (caddr_t)&term;
+#endif
+
error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p);
- if (error >= 0) {
+ if (error != ENOIOCTL) {
DPRINTF(("ucomioctl: l_ioctl: error = %d\n", error));
return (error);
}
+ s = spltty();
+
error = ttioctl(tp, cmd, data, flag);
disc_optim(tp, &tp->t_termios, sc);
- if (error >= 0) {
+ if (error != ENOIOCTL) {
+ splx(s);
DPRINTF(("ucomioctl: ttioctl: error = %d\n", error));
return (error);
}
@@ -577,8 +594,6 @@
error = 0;
DPRINTF(("ucomioctl: our cmd = 0x%08lx\n", cmd));
-
- s = spltty();
switch (cmd) {
case TIOCSBRK:
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