From b3284db37f807ede1a336a6386d90497400711fd Mon Sep 17 00:00:00 2001
From: Jonathan Gray <jsg@cvs.openbsd.org>
Date: Tue, 2 Jun 2009 16:50:21 +0000
Subject: Make fxp at pci detachable; untested.

---
 sys/dev/ic/fxp.c    | 28 +++++++++++++++++++++++++++-
 sys/dev/ic/fxpvar.h |  3 ++-
 2 files changed, 29 insertions(+), 2 deletions(-)

(limited to 'sys/dev/ic')

diff --git a/sys/dev/ic/fxp.c b/sys/dev/ic/fxp.c
index e60ebab5b49..8d7f6256207 100644
--- a/sys/dev/ic/fxp.c
+++ b/sys/dev/ic/fxp.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: fxp.c,v 1.94 2008/11/28 02:44:17 brad Exp $	*/
+/*	$OpenBSD: fxp.c,v 1.95 2009/06/02 16:50:20 jsg Exp $	*/
 /*	$NetBSD: if_fxp.c,v 1.2 1997/06/05 02:01:55 thorpej Exp $	*/
 
 /*
@@ -1052,6 +1052,32 @@ fxp_stats_update(void *arg)
 	timeout_add_sec(&sc->stats_update_to, 1);
 }
 
+int
+fxp_detach(struct fxp_softc *sc)
+{
+	struct ifnet *ifp = &sc->sc_arpcom.ac_if;
+
+	/* Unhook our tick handler. */
+	timeout_del(&sc->stats_update_to);
+
+	/* Detach any PHYs we might have. */
+	if (LIST_FIRST(&sc->sc_mii.mii_phys) != NULL)
+		mii_detach(&sc->sc_mii, MII_PHY_ANY, MII_OFFSET_ANY);
+
+	/* Delete any remaining media. */
+	ifmedia_delete_instance(&sc->sc_mii.mii_media, IFM_INST_ANY);
+
+	ether_ifdetach(ifp);
+	if_detach(ifp);
+
+	if (sc->sc_sdhook != NULL)
+		shutdownhook_disestablish(sc->sc_sdhook);
+	if (sc->sc_powerhook != NULL)
+		powerhook_disestablish(sc->sc_powerhook);
+
+	return (0);
+}
+
 /*
  * Stop the interface. Cancels the statistics updater and resets
  * the interface.
diff --git a/sys/dev/ic/fxpvar.h b/sys/dev/ic/fxpvar.h
index 358e8e3f697..e88d580ec8c 100644
--- a/sys/dev/ic/fxpvar.h
+++ b/sys/dev/ic/fxpvar.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: fxpvar.h,v 1.28 2008/02/21 03:58:07 brad Exp $	*/
+/*	$OpenBSD: fxpvar.h,v 1.29 2009/06/02 16:50:20 jsg Exp $	*/
 /*	$NetBSD: if_fxpvar.h,v 1.1 1997/06/05 02:01:58 thorpej Exp $	*/
 
 /*                  
@@ -157,6 +157,7 @@ struct fxp_softc {
 
 extern int fxp_intr(void *);
 extern int fxp_attach(struct fxp_softc *, const char *);
+int fxp_detach(struct fxp_softc *);
 
 #define	FXP_RXMAP_GET(sc)	((sc)->sc_rxmaps[(sc)->sc_rxfree++])
 #define	FXP_RXMAP_PUT(sc,map)	((sc)->sc_rxmaps[--(sc)->sc_rxfree] = (map))
-- 
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