m5.c revision 2358 
1/*
2 * Copyright (c) 2003-2005 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
29#include <inttypes.h>
30#include <stdio.h>
31#include <stdlib.h>
32#include <string.h>
33#include <unistd.h>
34
35#include "m5op.h"
36
37char *progname;
38
39void
40usage()
41{
42    printf("usage: m5 ivlb <interval>\n"
43           "       m5 ivle <interval>\n"
44           "       m5 initparam\n"
45           "       m5 sw99param\n"
46           "       m5 exit [delay]\n"
47           "       m5 resetstats [delay [period]]\n"
48           "       m5 dumpstats [delay [period]]\n"
49           "       m5 dumpresetstats [delay [period]]\n"
50           "       m5 checkpoint [delay [period]]\n"
51           "\n"
52           "All times in nanoseconds!\n");
53    exit(1);
54}
55
56#define COMPARE(X) (strcmp(X, command) == 0)
57
58int
59main(int argc, char *argv[])
60{
61    char *command;
62    uint64_t param;
63    uint64_t arg1 = 0;
64    uint64_t arg2 = 0;
65
66    progname = argv[0];
67    if (argc < 2)
68        usage();
69
70    command = argv[1];
71
72    if (COMPARE("ivlb")) {
73        if (argc != 3)
74            usage();
75
76        arg1 = strtoul(argv[2], NULL, 0);
77        m5_ivlb(arg1);
78        return 0;
79    }
80
81    if (COMPARE("ivle")) {
82        if (argc != 3)
83            usage();
84
85        arg1 = strtoul(argv[2], NULL, 0);
86        m5_ivle(arg1);
87        return 0;
88    }
89
90    if (COMPARE("initparam")) {
91        if (argc != 2)
92            usage();
93
94        printf("%ld", m5_initparam());
95        return 0;
96    }
97
98    if (COMPARE("sw99param")) {
99        if (argc != 2)
100            usage();
101
102        param = m5_initparam();
103        // run-time, rampup-time, rampdown-time, warmup-time, connections
104        printf("%d %d %d %d %d", (param >> 48) & 0xfff,
105               (param >> 36) & 0xfff, (param >> 24) & 0xfff,
106               (param >> 12) & 0xfff, (param >> 0) & 0xfff);
107
108        return 0;
109    }
110
111    if (COMPARE("exit")) {
112        switch (argc) {
113          case 3:
114            arg1 = strtoul(argv[2], NULL, 0);
115          case 2:
116            m5_exit(arg1);
117            return 0;
118
119          default:
120            usage();
121        }
122    }
123
124    if (COMPARE("resetstats")) {
125        switch (argc) {
126          case 4:
127            arg2 = strtoul(argv[3], NULL, 0);
128          case 3:
129            arg1 = strtoul(argv[2], NULL, 0);
130          case 2:
131            m5_reset_stats(arg1, arg2);
132            return 0;
133
134          default:
135            usage();
136        }
137    }
138
139    if (COMPARE("dumpstats")) {
140        switch (argc) {
141          case 4:
142            arg2 = strtoul(argv[3], NULL, 0);
143          case 3:
144            arg1 = strtoul(argv[2], NULL, 0);
145          case 2:
146            m5_dump_stats(arg1, arg2);
147            return 0;
148
149          default:
150            usage();
151        }
152    }
153
154    if (COMPARE("dumpresetstats")) {
155        switch (argc) {
156          case 4:
157            arg2 = strtoul(argv[3], NULL, 0);
158          case 3:
159            arg1 = strtoul(argv[2], NULL, 0);
160          case 2:
161            m5_dumpreset_stats(arg1, arg2);
162            return 0;
163
164          default:
165            usage();
166        }
167    }
168
169    if (COMPARE("readfile")) {
170            char buf[256*1024];
171            int offset = 0;
172            int len;
173
174            if (argc != 2)
175                    usage();
176
177            while ((len = m5_readfile(buf, sizeof(buf), offset)) > 0) {
178                    write(STDOUT_FILENO, buf, len);
179                    offset += len;
180            }
181
182            return 0;
183    }
184
185    if (COMPARE("checkpoint")) {
186        switch (argc) {
187          case 4:
188            arg2 = strtoul(argv[3], NULL, 0);
189          case 3:
190            arg1 = strtoul(argv[2], NULL, 0);
191          case 2:
192            m5_checkpoint(arg1, arg2);
193            return 0;
194
195          default:
196            usage();
197        }
198
199        return 0;
200    }
201
202    if (COMPARE("loadsymbol")) {
203        m5_loadsymbol(arg1);
204        return 0;
205    }
206
207    usage();
208}
209