diff options
| author | msaitoh <msaitoh@NetBSD.org> | 2023-05-11 06:56:49 +0000 |
|---|---|---|
| committer | msaitoh <msaitoh@NetBSD.org> | 2023-05-11 06:56:49 +0000 |
| commit | eae23e5e7ccbd9912c5eb45cf135d6b7740c4d45 (patch) | |
| tree | ccd85b188c3a496c93c3abffdc0dc524081eabc2 /sys/dev | |
| parent | 7daaec2a4c2c76b7e12a6fe36d09d08fc8aef3cb (diff) | |
Add note for the TORL register.
The TOR register includes error, flow control and broadcast rejected.
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pci/if_wm.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sys/dev/pci/if_wm.c b/sys/dev/pci/if_wm.c index 5fb31d264d8..c1c528bea57 100644 --- a/sys/dev/pci/if_wm.c +++ b/sys/dev/pci/if_wm.c @@ -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)); |
