kern/109251: if_re cardbus card won't attach

[Pete Carah]

>Number:         109251
>Category:       kern
>Synopsis:       if_re cardbus card won't attach
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Sat Feb 17 05:40:03 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator:     Pete Carah
>Release:        FreeBSD 6.2-STABLE i386
>Organization:
Altadena Internet
>Environment:
System: FreeBSD port3.altadena.net 6.2-STABLE FreeBSD 6.2-STABLE #10: Thu Feb 15 10:30:29 EST 2007 pete at port3.altadena.net:/usr/obj/usr/src/sys/PORT3 i386


>Description:
	Cardbus if_re (netgear GA511) won't attach with message
	"couldn't set up irq".  Cardbus (at least in this Compaq) doesn't
	support INTR_FAST.
>How-To-Repeat:
	Insert GA511 card, look at dmesg
>Fix:
--- if_re.c.orig	Thu Feb  1 19:48:55 2007
+++ if_re.c	Fri Feb 16 23:55:54 2007
@@ -1292,6 +1292,10 @@
 	/* Hook interrupt last to avoid having to lock softc */
 	error = bus_setup_intr(dev, sc->rl_irq, INTR_TYPE_NET | INTR_MPSAFE |
 	    INTR_FAST, re_intr, sc, &sc->rl_intrhand);
+	/* FAST won't work on a cardbus card, so try without it.
+		I leave previous call in case it is a real PCI card */
+	if (error) 
+		error = bus_setup_intr(dev, sc->rl_irq, INTR_TYPE_NET |
+				INTR_MPSAFE, re_intr, sc, &sc->rl_intrhand);
 	if (error) {
 		device_printf(dev, "couldn't set up irq\n");
 		ether_ifdetach(ifp);

>Release-Note:
>Audit-Trail:
>Unformatted: