m5.c revision 4090:08bd6439b907 
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 * Authors: Nathan Binkert
29 */
30
31#include <inttypes.h>
32#include <stdio.h>
33#include <stdlib.h>
34#include <string.h>
35#include <unistd.h>
36
37#include "m5op.h"
38
39char *progname;
40
41void
42usage()
43{
44    printf("usage: 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           "       m5 readfile\n"
52           "\n"
53           "All times in nanoseconds!\n");
54    exit(1);
55}
56
57#define COMPARE(X) (strcmp(X, command) == 0)
58
59int
60main(int argc, char *argv[])
61{
62    char *command;
63    uint64_t param;
64    uint64_t arg1 = 0;
65    uint64_t arg2 = 0;
66
67    progname = argv[0];
68    if (argc < 2)
69        usage();
70
71    command = argv[1];
72
73    if (COMPARE("initparam")) {
74        if (argc != 2)
75            usage();
76
77        printf("%ld", m5_initparam());
78        return 0;
79    }
80
81    if (COMPARE("sw99param")) {
82        if (argc != 2)
83            usage();
84
85        param = m5_initparam();
86        // run-time, rampup-time, rampdown-time, warmup-time, connections
87        printf("%d %d %d %d %d", (param >> 48) & 0xfff,
88               (param >> 36) & 0xfff, (param >> 24) & 0xfff,
89               (param >> 12) & 0xfff, (param >> 0) & 0xfff);
90
91        return 0;
92    }
93
94    if (COMPARE("exit")) {
95        switch (argc) {
96          case 3:
97            arg1 = strtoul(argv[2], NULL, 0);
98          case 2:
99            m5_exit(arg1);
100            return 0;
101
102          default:
103            usage();
104        }
105    }
106
107    if (COMPARE("resetstats")) {
108        switch (argc) {
109          case 4:
110            arg2 = strtoul(argv[3], NULL, 0);
111          case 3:
112            arg1 = strtoul(argv[2], NULL, 0);
113          case 2:
114            m5_reset_stats(arg1, arg2);
115            return 0;
116
117          default:
118            usage();
119        }
120    }
121
122    if (COMPARE("dumpstats")) {
123        switch (argc) {
124          case 4:
125            arg2 = strtoul(argv[3], NULL, 0);
126          case 3:
127            arg1 = strtoul(argv[2], NULL, 0);
128          case 2:
129            m5_dump_stats(arg1, arg2);
130            return 0;
131
132          default:
133            usage();
134        }
135    }
136
137    if (COMPARE("dumpresetstats")) {
138        switch (argc) {
139          case 4:
140            arg2 = strtoul(argv[3], NULL, 0);
141          case 3:
142            arg1 = strtoul(argv[2], NULL, 0);
143          case 2:
144            m5_dumpreset_stats(arg1, arg2);
145            return 0;
146
147          default:
148            usage();
149        }
150    }
151
152    if (COMPARE("readfile")) {
153            char buf[256*1024];
154            int offset = 0;
155            int len;
156
157            if (argc != 2)
158                    usage();
159
160            while ((len = m5_readfile(buf, sizeof(buf), offset)) > 0) {
161                    write(STDOUT_FILENO, buf, len);
162                    offset += len;
163            }
164
165            return 0;
166    }
167
168    if (COMPARE("checkpoint")) {
169        switch (argc) {
170          case 4:
171            arg2 = strtoul(argv[3], NULL, 0);
172          case 3:
173            arg1 = strtoul(argv[2], NULL, 0);
174          case 2:
175            m5_checkpoint(arg1, arg2);
176            return 0;
177
178          default:
179            usage();
180        }
181
182        return 0;
183    }
184
185    if (COMPARE("loadsymbol")) {
186        m5_loadsymbol(arg1);
187        return 0;
188    }
189    if (COMPARE("readfile")) {
190            char buf[256*1024];
191            int offset = 0;
192            int len;
193
194            if (argc != 2)
195                    usage();
196
197            while ((len = m5_readfile(buf, sizeof(buf), offset)) > 0) {
198                    write(STDOUT_FILENO, buf, len);
199                    offset += len;
200            }
201
202            return 0;
203    }
204
205    usage();
206}
207