etherdevice.cc revision 5485 
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Nathan Binkert
29 *          Lisa Hsu
30 */
31
32#include "dev/etherdevice.hh"
33#include "sim/stats.hh"
34
35void
36EtherDevice::regStats()
37{
38    txBytes
39        .name(name() + ".txBytes")
40        .desc("Bytes Transmitted")
41        .prereq(txBytes)
42        ;
43
44    rxBytes
45        .name(name() + ".rxBytes")
46        .desc("Bytes Received")
47        .prereq(rxBytes)
48        ;
49
50    txPackets
51        .name(name() + ".txPackets")
52        .desc("Number of Packets Transmitted")
53        .prereq(txBytes)
54        ;
55
56    rxPackets
57        .name(name() + ".rxPackets")
58        .desc("Number of Packets Received")
59        .prereq(rxBytes)
60        ;
61
62    txIpChecksums
63        .name(name() + ".txIpChecksums")
64        .desc("Number of tx IP Checksums done by device")
65        .precision(0)
66        .prereq(txBytes)
67        ;
68
69    rxIpChecksums
70        .name(name() + ".rxIpChecksums")
71        .desc("Number of rx IP Checksums done by device")
72        .precision(0)
73        .prereq(rxBytes)
74        ;
75
76    txTcpChecksums
77        .name(name() + ".txTcpChecksums")
78        .desc("Number of tx TCP Checksums done by device")
79        .precision(0)
80        .prereq(txBytes)
81        ;
82
83    rxTcpChecksums
84        .name(name() + ".rxTcpChecksums")
85        .desc("Number of rx TCP Checksums done by device")
86        .precision(0)
87        .prereq(rxBytes)
88        ;
89
90    txUdpChecksums
91        .name(name() + ".txUdpChecksums")
92        .desc("Number of tx UDP Checksums done by device")
93        .precision(0)
94        .prereq(txBytes)
95        ;
96
97    rxUdpChecksums
98        .name(name() + ".rxUdpChecksums")
99        .desc("Number of rx UDP Checksums done by device")
100        .precision(0)
101        .prereq(rxBytes)
102        ;
103
104    descDmaReads
105        .name(name() + ".descDMAReads")
106        .desc("Number of descriptors the device read w/ DMA")
107        .precision(0)
108        ;
109
110    descDmaWrites
111        .name(name() + ".descDMAWrites")
112        .desc("Number of descriptors the device wrote w/ DMA")
113        .precision(0)
114        ;
115
116    descDmaRdBytes
117        .name(name() + ".descDmaReadBytes")
118        .desc("number of descriptor bytes read w/ DMA")
119        .precision(0)
120        ;
121
122   descDmaWrBytes
123        .name(name() + ".descDmaWriteBytes")
124        .desc("number of descriptor bytes write w/ DMA")
125        .precision(0)
126        ;
127
128    txBandwidth
129        .name(name() + ".txBandwidth")
130        .desc("Transmit Bandwidth (bits/s)")
131        .precision(0)
132        .prereq(txBytes)
133        ;
134
135    rxBandwidth
136        .name(name() + ".rxBandwidth")
137        .desc("Receive Bandwidth (bits/s)")
138        .precision(0)
139        .prereq(rxBytes)
140        ;
141
142    totBandwidth
143        .name(name() + ".totBandwidth")
144        .desc("Total Bandwidth (bits/s)")
145        .precision(0)
146        .prereq(totBytes)
147        ;
148
149    totPackets
150        .name(name() + ".totPackets")
151        .desc("Total Packets")
152        .precision(0)
153        .prereq(totBytes)
154        ;
155
156    totBytes
157        .name(name() + ".totBytes")
158        .desc("Total Bytes")
159        .precision(0)
160        .prereq(totBytes)
161        ;
162
163    totPacketRate
164        .name(name() + ".totPPS")
165        .desc("Total Tranmission Rate (packets/s)")
166        .precision(0)
167        .prereq(totBytes)
168        ;
169
170    txPacketRate
171        .name(name() + ".txPPS")
172        .desc("Packet Tranmission Rate (packets/s)")
173        .precision(0)
174        .prereq(txBytes)
175        ;
176
177    rxPacketRate
178        .name(name() + ".rxPPS")
179        .desc("Packet Reception Rate (packets/s)")
180        .precision(0)
181        .prereq(rxBytes)
182        ;
183
184    postedSwi
185        .name(name() + ".postedSwi")
186        .desc("number of software interrupts posted to CPU")
187        .precision(0)
188        ;
189
190    totalSwi
191        .name(name() + ".totalSwi")
192        .desc("total number of Swi written to ISR")
193        .precision(0)
194        ;
195
196    coalescedSwi
197        .name(name() + ".coalescedSwi")
198        .desc("average number of Swi's coalesced into each post")
199        .precision(0)
200        ;
201
202    postedRxIdle
203        .name(name() + ".postedRxIdle")
204        .desc("number of rxIdle interrupts posted to CPU")
205        .precision(0)
206        ;
207
208    totalRxIdle
209        .name(name() + ".totalRxIdle")
210        .desc("total number of RxIdle written to ISR")
211        .precision(0)
212        ;
213
214    coalescedRxIdle
215        .name(name() + ".coalescedRxIdle")
216        .desc("average number of RxIdle's coalesced into each post")
217        .precision(0)
218        ;
219
220    postedRxOk
221        .name(name() + ".postedRxOk")
222        .desc("number of RxOk interrupts posted to CPU")
223        .precision(0)
224        ;
225
226    totalRxOk
227        .name(name() + ".totalRxOk")
228        .desc("total number of RxOk written to ISR")
229        .precision(0)
230        ;
231
232    coalescedRxOk
233        .name(name() + ".coalescedRxOk")
234        .desc("average number of RxOk's coalesced into each post")
235        .precision(0)
236        ;
237
238    postedRxDesc
239        .name(name() + ".postedRxDesc")
240        .desc("number of RxDesc interrupts posted to CPU")
241        .precision(0)
242        ;
243
244    totalRxDesc
245        .name(name() + ".totalRxDesc")
246        .desc("total number of RxDesc written to ISR")
247        .precision(0)
248        ;
249
250    coalescedRxDesc
251        .name(name() + ".coalescedRxDesc")
252        .desc("average number of RxDesc's coalesced into each post")
253        .precision(0)
254        ;
255
256    postedTxOk
257        .name(name() + ".postedTxOk")
258        .desc("number of TxOk interrupts posted to CPU")
259        .precision(0)
260        ;
261
262    totalTxOk
263        .name(name() + ".totalTxOk")
264        .desc("total number of TxOk written to ISR")
265        .precision(0)
266        ;
267
268    coalescedTxOk
269        .name(name() + ".coalescedTxOk")
270        .desc("average number of TxOk's coalesced into each post")
271        .precision(0)
272        ;
273
274    postedTxIdle
275        .name(name() + ".postedTxIdle")
276        .desc("number of TxIdle interrupts posted to CPU")
277        .precision(0)
278        ;
279
280    totalTxIdle
281        .name(name() + ".totalTxIdle")
282        .desc("total number of TxIdle written to ISR")
283        .precision(0)
284        ;
285
286    coalescedTxIdle
287        .name(name() + ".coalescedTxIdle")
288        .desc("average number of TxIdle's coalesced into each post")
289        .precision(0)
290        ;
291
292    postedTxDesc
293        .name(name() + ".postedTxDesc")
294        .desc("number of TxDesc interrupts posted to CPU")
295        .precision(0)
296        ;
297
298    totalTxDesc
299        .name(name() + ".totalTxDesc")
300        .desc("total number of TxDesc written to ISR")
301        .precision(0)
302        ;
303
304    coalescedTxDesc
305        .name(name() + ".coalescedTxDesc")
306        .desc("average number of TxDesc's coalesced into each post")
307        .precision(0)
308        ;
309
310    postedRxOrn
311        .name(name() + ".postedRxOrn")
312        .desc("number of RxOrn posted to CPU")
313        .precision(0)
314        ;
315
316    totalRxOrn
317        .name(name() + ".totalRxOrn")
318        .desc("total number of RxOrn written to ISR")
319        .precision(0)
320        ;
321
322    coalescedRxOrn
323        .name(name() + ".coalescedRxOrn")
324        .desc("average number of RxOrn's coalesced into each post")
325        .precision(0)
326        ;
327
328    coalescedTotal
329        .name(name() + ".coalescedTotal")
330        .desc("average number of interrupts coalesced into each post")
331        .precision(0)
332        ;
333
334    postedInterrupts
335        .name(name() + ".postedInterrupts")
336        .desc("number of posts to CPU")
337        .precision(0)
338        ;
339
340    droppedPackets
341        .name(name() + ".droppedPackets")
342        .desc("number of packets dropped")
343        .precision(0)
344        ;
345
346    coalescedSwi = totalSwi / postedInterrupts;
347    coalescedRxIdle = totalRxIdle / postedInterrupts;
348    coalescedRxOk = totalRxOk / postedInterrupts;
349    coalescedRxDesc = totalRxDesc / postedInterrupts;
350    coalescedTxOk = totalTxOk / postedInterrupts;
351    coalescedTxIdle = totalTxIdle / postedInterrupts;
352    coalescedTxDesc = totalTxDesc / postedInterrupts;
353    coalescedRxOrn = totalRxOrn / postedInterrupts;
354
355    coalescedTotal = (totalSwi + totalRxIdle + totalRxOk + totalRxDesc +
356                      totalTxOk + totalTxIdle + totalTxDesc +
357                      totalRxOrn) / postedInterrupts;
358
359    txBandwidth = txBytes * Stats::constant(8) / simSeconds;
360    rxBandwidth = rxBytes * Stats::constant(8) / simSeconds;
361    totBandwidth = txBandwidth + rxBandwidth;
362    totBytes = txBytes + rxBytes;
363    totPackets = txPackets + rxPackets;
364
365    txPacketRate = txPackets / simSeconds;
366    rxPacketRate = rxPackets / simSeconds;
367}
368