Module Name: src
Committed By: msaitoh
Date: Thu May 11 06:56:49 UTC 2023
Modified Files:
src/sys/dev/pci: if_wm.c
Log Message:
Add note for the TORL register.
The TOR register includes error, flow control and broadcast rejected.
To generate a diff of this commit:
cvs rdiff -u -r1.768 -r1.769 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:1.768 src/sys/dev/pci/if_wm.c:1.769
--- src/sys/dev/pci/if_wm.c:1.768 Thu May 11 06:54:23 2023
+++ src/sys/dev/pci/if_wm.c Thu May 11 06:56:49 2023
@@ -1,4 +1,4 @@
-/* $NetBSD: if_wm.c,v 1.768 2023/05/11 06:54:23 msaitoh Exp $ */
+/* $NetBSD: if_wm.c,v 1.769 2023/05/11 06:56:49 msaitoh Exp $ */
/*
* Copyright (c) 2001, 2002, 2003, 2004 Wasabi Systems, Inc.
@@ -82,7 +82,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.768 2023/05/11 06:54:23 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_wm.c,v 1.769 2023/05/11 06:56:49 msaitoh Exp $");
#ifdef _KERNEL_OPT
#include "opt_if_wm.h"
@@ -3798,6 +3798,13 @@ wm_tick(void *arg)
WM_EVCNT_ADD(&sc->sc_ev_roc, CSR_READ(sc, WMREG_ROC));
WM_EVCNT_ADD(&sc->sc_ev_rjc, CSR_READ(sc, WMREG_RJC));
+ /*
+ * The TOR(L) register includes:
+ * - Error
+ * - Flow control
+ * - Broadcast rejected (This note is described in 82574 and newer
+ * datasheets. What does "broadcast rejected" mean?)
+ */
WM_EVCNT_ADD(&sc->sc_ev_tor,
CSR_READ(sc, WMREG_TORL) +
((uint64_t)CSR_READ(sc, WMREG_TORH) << 32));
