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Date:      Tue, 21 May 2002 00:35:37 -0700
From:      Alfred Perlstein <bright@mu.org>
To:        sjh@ucf.ics.uci.edu
Cc:        freebsd-current@freebsd.org
Subject:   Re: rio500 usb support
Message-ID:  <20020521073537.GF54960@elvis.mu.org>
In-Reply-To: <200205210535.g4L5ZEl16190@whiskey.ucf.ics.uci.edu>
References:  <200205210535.g4L5ZEl16190@whiskey.ucf.ics.uci.edu>

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* Seth Hettich <sjh@whiskey.ucf.ics.uci.edu> [020520 22:35] wrote:
> I just started playing w/ this.  While it seems to work, connecting
> the rio, disconnecting it, and then reconnecting causes a panic when
> it trys to re-make the /dev entry.
> 
> I don't see a usb mailing list, so where should I take this?


Index: urio.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/usb/urio.c,v
retrieving revision 1.16
diff -u -r1.16 urio.c
--- urio.c	6 May 2002 18:23:35 -0000	1.16
+++ urio.c	21 May 2002 07:34:54 -0000
@@ -158,6 +158,9 @@
 	int sc_epaddr[2];
 
 	int sc_refcnt;
+#if defined(__FreeBSD__)
+	dev_t sc_dev;
+#endif	/* defined(__FreeBSD__) */
 #if defined(__NetBSD__) || defined(__OpenBSD__)
 	u_char sc_dying;
 #endif
@@ -272,7 +275,7 @@
 #if defined(__FreeBSD__)
  #if (__FreeBSD__ >= 4)
 	/* XXX no error trapping, no storing of dev_t */
-	(void) make_dev(&urio_cdevsw, device_get_unit(self),
+	sc->sc_dev = make_dev(&urio_cdevsw, device_get_unit(self),
 			UID_ROOT, GID_OPERATOR,
 			0644, "urio%d", device_get_unit(self));
  #endif
@@ -673,6 +676,7 @@
 	mn = self->dv_unit * USB_MAX_ENDPOINTS;
 	vdevgone(maj, mn, mn + USB_MAX_ENDPOINTS - 1, VCHR);
 #elif defined(__FreeBSD__)
+	destroy_dev(sc->sc_dev);
 	/* XXX not implemented yet */
 #endif
 


-- 
-Alfred Perlstein [alfred@freebsd.org]
'Instead of asking why a piece of software is using "1970s technology,"
 start asking why software is ignoring 30 years of accumulated wisdom.'
Tax deductible donations for FreeBSD: http://www.freebsdfoundation.org/

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