Create a /dev/cardbus%d.cis, to be compatible with older versions of

the software.  This is a trivial amount of code to keep wireless
monitoring software working...  I plan on removing it in 9.0.

2 files changed, 6 insertions, 1 deletions

diff --git a/sys/dev/cardbus/cardbus_device.c b/sys/dev/cardbus/cardbus_device.c
index 513caba..b930444 100644
--- a/sys/dev/cardbus/cardbus_device.c
+++ b/sys/dev/cardbus/cardbus_device.c
@@ -118,7 +118,9 @@ cardbus_device_create(struct cardbus_softc *sc, struct cardbus_devinfo *devi,
 	devi->sc_cisdev = make_dev(&cardbus_cdevsw, minor, 0, 0, 0666,
 	    "cardbus%d.%d.cis", device_get_unit(sc->sc_dev),
 	    devi->pci.cfg.func);
-	/* XXX need cardbus%d.cis compat layer here ? */
+	if (devi->pci.cfg.func == 0)
+		devi->sc_cisdev_compat = make_dev_alias(devi->sc_cisdev,
+		    "cardbus%d.cis", device_get_unit(sc->sc_dev));
 	devi->sc_cisdev->si_drv1 = devi;
 	return (0);
 }
@@ -128,6 +130,8 @@ cardbus_device_destroy(struct cardbus_devinfo *devi)
 {
 	if (devi->sc_cisdev)
 		destroy_dev(devi->sc_cisdev);
+	if (devi->sc_cisdev_compat)
+		destroy_dev(devi->sc_cisdev_compat);
 	return (0);
 }
 
diff --git a/sys/dev/cardbus/cardbusvar.h b/sys/dev/cardbus/cardbusvar.h
index 6264f69..941cc0a6 100644
--- a/sys/dev/cardbus/cardbusvar.h
+++ b/sys/dev/cardbus/cardbusvar.h
@@ -60,6 +60,7 @@ struct cardbus_devinfo
 	} funce;
 	uint32_t	fepresent;	/* bit mask of funce values present */
 	struct cdev 	*sc_cisdev;
+	struct cdev 	*sc_cisdev_compat;
 	struct cis_buffer sc_cis;
 };