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-rw-r--r--dev/ns_gige.cc76
1 files changed, 76 insertions, 0 deletions
diff --git a/dev/ns_gige.cc b/dev/ns_gige.cc
index 64f255e6b..c6fc5513d 100644
--- a/dev/ns_gige.cc
+++ b/dev/ns_gige.cc
@@ -187,6 +187,59 @@ NSGigE::regStats()
.prereq(rxBytes)
;
+ txIPChecksums
+ .name(name() + ".txIPChecksums")
+ .desc("Number of tx IP Checksums done by device")
+ .precision(0)
+ .prereq(txBytes)
+ ;
+
+ rxIPChecksums
+ .name(name() + ".rxIPChecksums")
+ .desc("Number of rx IP Checksums done by device")
+ .precision(0)
+ .prereq(rxBytes)
+ ;
+
+ txTCPChecksums
+ .name(name() + ".txTCPChecksums")
+ .desc("Number of tx TCP Checksums done by device")
+ .precision(0)
+ .prereq(txBytes)
+ ;
+
+ rxTCPChecksums
+ .name(name() + ".rxTCPChecksums")
+ .desc("Number of rx TCP Checksums done by device")
+ .precision(0)
+ .prereq(rxBytes)
+ ;
+
+ descDmaReads
+ .name(name() + ".descDMAReads")
+ .desc("Number of descriptors the device read w/ DMA")
+ .precision(0)
+ ;
+
+ descDmaWrites
+ .name(name() + ".descDMAWrites")
+ .desc("Number of descriptors the device wrote w/ DMA")
+ .precision(0)
+ ;
+
+ descDmaRdBytes
+ .name(name() + ".descDmaReadBytes")
+ .desc("number of descriptor bytes read w/ DMA")
+ .precision(0)
+ ;
+
+ descDmaWrBytes
+ .name(name() + ".descDmaWriteBytes")
+ .desc("number of descriptor bytes write w/ DMA")
+ .precision(0)
+ ;
+
+
txBandwidth
.name(name() + ".txBandwidth")
.desc("Transmit Bandwidth (bits/s)")
@@ -1273,6 +1326,9 @@ NSGigE::rxKick()
rxDmaLen = sizeof(rxDescCache.link);
rxDmaFree = dmaDescFree;
+ descDmaReads++;
+ descDmaRdBytes += rxDmaLen;
+
if (doRxDmaRead())
goto exit;
} else {
@@ -1283,6 +1339,9 @@ NSGigE::rxKick()
rxDmaLen = sizeof(ns_desc);
rxDmaFree = dmaDescFree;
+ descDmaReads++;
+ descDmaRdBytes += rxDmaLen;
+
if (doRxDmaRead())
goto exit;
}
@@ -1400,15 +1459,18 @@ NSGigE::rxKick()
if (rxPacket->isIpPkt() && extstsEnable) {
rxDescCache.extsts |= EXTSTS_IPPKT;
+ rxIPChecksums++;
if (!ipChecksum(rxPacket, false)) {
DPRINTF(EthernetCksum, "Rx IP Checksum Error\n");
rxDescCache.extsts |= EXTSTS_IPERR;
}
if (rxPacket->isTcpPkt()) {
rxDescCache.extsts |= EXTSTS_TCPPKT;
+ rxTCPChecksums++;
if (!tcpChecksum(rxPacket, false)) {
DPRINTF(EthernetCksum, "Rx TCP Checksum Error\n");
rxDescCache.extsts |= EXTSTS_TCPERR;
+
}
} else if (rxPacket->isUdpPkt()) {
rxDescCache.extsts |= EXTSTS_UDPPKT;
@@ -1434,6 +1496,9 @@ NSGigE::rxKick()
rxDmaLen = sizeof(rxDescCache.cmdsts) + sizeof(rxDescCache.extsts);
rxDmaFree = dmaDescFree;
+ descDmaWrites++;
+ descDmaWrBytes += rxDmaLen;
+
if (doRxDmaWrite())
goto exit;
}
@@ -1707,6 +1772,9 @@ NSGigE::txKick()
txDmaLen = sizeof(txDescCache.link);
txDmaFree = dmaDescFree;
+ descDmaReads++;
+ descDmaRdBytes += txDmaLen;
+
if (doTxDmaRead())
goto exit;
@@ -1718,6 +1786,9 @@ NSGigE::txKick()
txDmaLen = sizeof(ns_desc);
txDmaFree = dmaDescFree;
+ descDmaReads++;
+ descDmaRdBytes += txDmaLen;
+
if (doTxDmaRead())
goto exit;
}
@@ -1780,9 +1851,11 @@ NSGigE::txKick()
udpChecksum(txPacket, true);
} else if (txDescCache.extsts & EXTSTS_TCPPKT) {
tcpChecksum(txPacket, true);
+ txTCPChecksums++;
}
if (txDescCache.extsts & EXTSTS_IPPKT) {
ipChecksum(txPacket, true);
+ txIPChecksums++;
}
}
@@ -1813,6 +1886,9 @@ NSGigE::txKick()
txDmaLen = sizeof(txDescCache.cmdsts) + sizeof(txDescCache.extsts);
txDmaFree = dmaDescFree;
+ descDmaWrites++;
+ descDmaWrBytes += txDmaLen;
+
if (doTxDmaWrite())
goto exit;