summaryrefslogtreecommitdiff
path: root/dev/ns_gige.cc
diff options
context:
space:
mode:
authorLisa Hsu <hsul@eecs.umich.edu>2004-07-04 16:47:07 -0400
committerLisa Hsu <hsul@eecs.umich.edu>2004-07-04 16:47:07 -0400
commit7ca7b343ff9949293a005aab9aec06cc7fb98093 (patch)
treec7f3378898e6013ec8a0730445cccbc08473c630 /dev/ns_gige.cc
parenta55cb1d28bf4a5c629ae92d9dc938fac7a4caedb (diff)
downloadgem5-7ca7b343ff9949293a005aab9aec06cc7fb98093.tar.xz
almost forgot to do this - hope it doesn't mess up schedule.
dev/ns_gige.cc: dev/ns_gige.hh: add the stats nate wanted --HG-- extra : convert_revision : b59d586def7df31741b53cdb59cf3b19253caf26
Diffstat (limited to 'dev/ns_gige.cc')
-rw-r--r--dev/ns_gige.cc84
1 files changed, 80 insertions, 4 deletions
diff --git a/dev/ns_gige.cc b/dev/ns_gige.cc
index 64f255e6b..f88fc507f 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)")
@@ -1146,7 +1199,7 @@ NSGigE::doRxDmaRead()
rxDmaState = dmaReadWaiting;
else
dmaInterface->doDMA(Read, rxDmaAddr, rxDmaLen, curTick,
- &rxDmaReadEvent);
+ &rxDmaReadEvent, true);
return true;
}
@@ -1198,7 +1251,7 @@ NSGigE::doRxDmaWrite()
rxDmaState = dmaWriteWaiting;
else
dmaInterface->doDMA(WriteInvalidate, rxDmaAddr, rxDmaLen, curTick,
- &rxDmaWriteEvent);
+ &rxDmaWriteEvent, true);
return true;
}
@@ -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;
}
@@ -1586,7 +1651,7 @@ NSGigE::doTxDmaRead()
txDmaState = dmaReadWaiting;
else
dmaInterface->doDMA(Read, txDmaAddr, txDmaLen, curTick,
- &txDmaReadEvent);
+ &txDmaReadEvent, true);
return true;
}
@@ -1638,7 +1703,7 @@ NSGigE::doTxDmaWrite()
txDmaState = dmaWriteWaiting;
else
dmaInterface->doDMA(WriteInvalidate, txDmaAddr, txDmaLen, curTick,
- &txDmaWriteEvent);
+ &txDmaWriteEvent, true);
return true;
}
@@ -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;