Add hardware MAC statistics support. Also added some reserved

statistics register definition. Users can get current MAC
statistics from dev.msk.%d.stats sysctl node(%d is unit number of
a device).

1 files changed, 55 insertions, 0 deletions

diff --git a/sys/dev/msk/if_mskreg.h b/sys/dev/msk/if_mskreg.h
index 20d2c33..09b0d0c 100644
--- a/sys/dev/msk/if_mskreg.h
+++ b/sys/dev/msk/if_mskreg.h
@@ -1614,6 +1614,8 @@
 			(GM_MIB_CNT_BASE + 24)	/* Multicast Frames Received OK */
 #define GM_RXF_FCS_ERR \
 			(GM_MIB_CNT_BASE + 32)	/* Rx Frame Check Seq. Error */
+#define GM_RXF_SPARE1 \
+			(GM_MIB_CNT_BASE + 40)	/* Rx spare 1 */
 #define GM_RXO_OK_LO \
 			(GM_MIB_CNT_BASE + 48)	/* Octets Received OK Low */
 #define GM_RXO_OK_HI \
@@ -1644,8 +1646,12 @@
 			(GM_MIB_CNT_BASE + 152)	/* Rx Frame too Long Error */
 #define GM_RXF_JAB_PKT \
 			(GM_MIB_CNT_BASE + 160)	/* Rx Jabber Packet Frame */
+#define GM_RXF_SPARE2 \
+			(GM_MIB_CNT_BASE + 168)	/* Rx spare 2 */
 #define GM_RXE_FIFO_OV \
 			(GM_MIB_CNT_BASE + 176)	/* Rx FIFO overflow Event */
+#define GM_RXF_SPARE3 \
+			(GM_MIB_CNT_BASE + 184)	/* Rx spare 3 */
 #define GM_TXF_UC_OK \
 			(GM_MIB_CNT_BASE + 192)	/* Unicast Frames Xmitted OK */
 #define GM_TXF_BC_OK \
@@ -1672,6 +1678,8 @@
 			(GM_MIB_CNT_BASE + 280)	/* 1024-1518 Byte Tx Frame */
 #define GM_TXF_MAX_SZ \
 			(GM_MIB_CNT_BASE + 288)	/* 1519-MaxSize Byte Tx Frame */
+#define GM_TXF_SPARE1 \
+			(GM_MIB_CNT_BASE + 296)	/* Tx spare 1 */
 #define GM_TXF_COL \
 			(GM_MIB_CNT_BASE + 304)	/* Tx Collision */
 #define GM_TXF_LAT_COL \
@@ -2270,6 +2278,52 @@ struct msk_ring_data {
 /* Forward decl. */
 struct msk_if_softc;
 
+struct msk_hw_stats {
+	/* Rx stats. */
+	uint32_t rx_ucast_frames;
+	uint32_t rx_bcast_frames;
+	uint32_t rx_pause_frames;
+	uint32_t rx_mcast_frames;
+	uint32_t rx_crc_errs;
+	uint32_t rx_spare1;
+	uint64_t rx_good_octets;
+	uint64_t rx_bad_octets;
+	uint32_t rx_runts;
+	uint32_t rx_runt_errs;
+	uint32_t rx_pkts_64;
+	uint32_t rx_pkts_65_127;
+	uint32_t rx_pkts_128_255;
+	uint32_t rx_pkts_256_511;
+	uint32_t rx_pkts_512_1023;
+	uint32_t rx_pkts_1024_1518;
+	uint32_t rx_pkts_1519_max;
+	uint32_t rx_pkts_too_long;
+	uint32_t rx_pkts_jabbers;
+	uint32_t rx_spare2;
+	uint32_t rx_fifo_oflows;
+	uint32_t rx_spare3;
+	/* Tx stats. */
+	uint32_t tx_ucast_frames;
+	uint32_t tx_bcast_frames;
+	uint32_t tx_pause_frames;
+	uint32_t tx_mcast_frames;
+	uint64_t tx_octets;
+	uint32_t tx_pkts_64;
+	uint32_t tx_pkts_65_127;
+	uint32_t tx_pkts_128_255;
+	uint32_t tx_pkts_256_511;
+	uint32_t tx_pkts_512_1023;
+	uint32_t tx_pkts_1024_1518;
+	uint32_t tx_pkts_1519_max;
+	uint32_t tx_spare1;
+	uint32_t tx_colls;
+	uint32_t tx_late_colls;
+	uint32_t tx_excess_colls;
+	uint32_t tx_multi_colls;
+	uint32_t tx_single_colls;
+	uint32_t tx_underflows;
+};
+
 /* Softc for the Marvell Yukon II controller. */
 struct msk_softc {
 	struct resource		*msk_res[1];	/* I/O resource */
@@ -2340,6 +2394,7 @@ struct msk_if_softc {
 	struct msk_chain_data	msk_cdata;
 	struct msk_ring_data	msk_rdata;
 	struct msk_softc	*msk_softc;	/* parent controller */
+	struct msk_hw_stats	msk_stats;
 	struct task		msk_link_task;
 	struct task		msk_tx_task;
 	int			msk_if_flags;