Module Name: src
Committed By: msaitoh
Date: Sun Mar 29 16:22:17 UTC 2009
Modified Files:
src/sys/dev/pci: if_wm.c
Log Message:
Add workaround for 82543GC.
We need to force speed and duplex on the MAC equal to what the PHY
speed and duplex configuration is. Fixes PR#36430.
To generate a diff of this commit:
cvs rdiff -u -r1.169 -r1.170 src/sys/dev/pci/if_wm.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/dev/pci/if_wm.c
diff -u src/sys/dev/pci/if_wm.c:1.169 src/sys/dev/pci/if_wm.c:1.170
--- src/sys/dev/pci/if_wm.c:1.169 Fri Mar 20 07:29:15 2009
+++ src/sys/dev/pci/if_wm.c Sun Mar 29 16:22:17 2009
@@ -1,4 +1,4 @@
-/* $NetBSD: if_wm.c,v 1.169 2009/03/20 07:29:15 msaitoh Exp $ */
+/* $NetBSD: if_wm.c,v 1.170 2009/03/29 16:22:17 msaitoh Exp $ */
/*
* Copyright (c) 2001, 2002, 2003, 2004 Wasabi Systems, Inc.
@@ -79,7 +79,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.169 2009/03/20 07:29:15 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.170 2009/03/29 16:22:17 msaitoh Exp $");
#include "bpfilter.h"
#include "rnd.h"
@@ -2794,6 +2794,44 @@
("%s: LINK: LSC -> mii_tick\n",
device_xname(sc->sc_dev)));
mii_tick(&sc->sc_mii);
+ if (sc->sc_type == WM_T_82543) {
+ int miistatus, active;
+
+ /*
+ * With 82543, we need to force speed and
+ * duplex on the MAC equal to what the PHY
+ * speed and duplex configuration is.
+ */
+ miistatus = sc->sc_mii.mii_media_status;
+
+ if (miistatus & IFM_ACTIVE) {
+ active = sc->sc_mii.mii_media_active;
+ sc->sc_ctrl &= ~(CTRL_SPEED_MASK
+ | CTRL_FD);
+ switch (IFM_SUBTYPE(active)) {
+ case IFM_10_T:
+ sc->sc_ctrl |= CTRL_SPEED_10;
+ break;
+ case IFM_100_TX:
+ sc->sc_ctrl |= CTRL_SPEED_100;
+ break;
+ case IFM_1000_T:
+ sc->sc_ctrl |= CTRL_SPEED_1000;
+ break;
+ default:
+ /*
+ * fiber?
+ * Shoud not enter here.
+ */
+ printf("unknown media (%x)\n",
+ active);
+ break;
+ }
+ if (active & IFM_FDX)
+ sc->sc_ctrl |= CTRL_FD;
+ CSR_WRITE(sc, WMREG_CTRL, sc->sc_ctrl);
+ }
+ }
} else if (icr & ICR_RXSEQ) {
DPRINTF(WM_DEBUG_LINK,
("%s: LINK Receive sequence error\n",
