1 /* dristat.c --
2 * Created: Mon Jan 15 05:05:07 2001 by faith@acm.org
3 *
4 * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
16 * Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
25 *
26 * Authors: Rickard E. (Rik) Faith <faith@valinux.com>
27 *
28 */
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <unistd.h>
33 #include "xf86drm.h"
34 #include "xf86drmRandom.c"
35 #include "xf86drmHash.c"
36 #include "xf86drm.c"
38 #define DRM_VERSION 0x00000001
39 #define DRM_MEMORY 0x00000002
40 #define DRM_CLIENTS 0x00000004
41 #define DRM_STATS 0x00000008
42 #define DRM_BUSID 0x00000010
44 static void getversion(int fd)
45 {
46 drmVersionPtr version;
48 version = drmGetVersion(fd);
49 if (version) {
50 printf(" Version information:\n");
51 printf(" Name: %s\n", version->name ? version->name : "?");
52 printf(" Version: %d.%d.%d\n",
53 version->version_major,
54 version->version_minor,
55 version->version_patchlevel);
56 printf(" Date: %s\n", version->date ? version->date : "?");
57 printf(" Desc: %s\n", version->desc ? version->desc : "?");
58 drmFreeVersion(version);
59 } else {
60 printf(" No version information available\n");
61 }
62 }
64 static void getbusid(int fd)
65 {
66 const char *busid = drmGetBusid(fd);
68 printf(" Busid: %s\n", *busid ? busid : "(not set)");
69 drmFreeBusid(busid);
70 }
73 static void getvm(int fd)
74 {
75 int i;
76 const char *typename;
77 char flagname[33];
78 drm_handle_t offset;
79 drmSize size;
80 drmMapType type;
81 drmMapFlags flags;
82 drm_handle_t handle;
83 int mtrr;
85 printf(" VM map information:\n");
86 printf(" flags: (R)estricted (r)ead/(w)rite (l)ocked (k)ernel (W)rite-combine (L)ock:\n");
87 printf(" slot offset size type flags address mtrr\n");
89 for (i = 0;
90 !drmGetMap(fd, i, &offset, &size, &type, &flags, &handle, &mtrr);
91 i++) {
93 switch (type) {
94 case DRM_FRAME_BUFFER: typename = "FB"; break;
95 case DRM_REGISTERS: typename = "REG"; break;
96 case DRM_SHM: typename = "SHM"; break;
97 case DRM_AGP: typename = "AGP"; break;
98 case DRM_SCATTER_GATHER: typename = "SG"; break;
99 default: typename = "???"; break;
100 }
102 flagname[0] = (flags & DRM_RESTRICTED) ? 'R' : ' ';
103 flagname[1] = (flags & DRM_READ_ONLY) ? 'r' : 'w';
104 flagname[2] = (flags & DRM_LOCKED) ? 'l' : ' ';
105 flagname[3] = (flags & DRM_KERNEL) ? 'k' : ' ';
106 flagname[4] = (flags & DRM_WRITE_COMBINING) ? 'W' : ' ';
107 flagname[5] = (flags & DRM_CONTAINS_LOCK) ? 'L' : ' ';
108 flagname[6] = '\0';
110 printf(" %4d 0x%08lx 0x%08lx %3.3s %6.6s 0x%08lx ",
111 i, (unsigned long)offset, (unsigned long)size,
112 typename, flagname, (unsigned long)handle);
113 if (mtrr < 0) printf("none\n");
114 else printf("%4d\n", mtrr);
115 }
116 }
118 static void getclients(int fd)
119 {
120 int i;
121 int auth;
122 int pid;
123 int uid;
124 unsigned long magic;
125 unsigned long iocs;
126 char buf[64];
127 char cmd[40];
128 int procfd;
130 printf(" DRI client information:\n");
131 printf(" a pid uid magic ioctls prog\n");
133 for (i = 0; !drmGetClient(fd, i, &auth, &pid, &uid, &magic, &iocs); i++) {
134 sprintf(buf, "/proc/%d/cmdline", pid);
135 memset(cmd, 0, sizeof(cmd));
136 if ((procfd = open(buf, O_RDONLY, 0)) >= 0) {
137 read(procfd, cmd, sizeof(cmd)-1);
138 close(procfd);
139 }
140 if (*cmd) {
141 char *pt;
143 for (pt = cmd; *pt; pt++) if (!isprint(*pt)) *pt = ' ';
144 printf(" %c %5d %5d %10lu %10lu %s\n",
145 auth ? 'y' : 'n', pid, uid, magic, iocs, cmd);
146 } else {
147 printf(" %c %5d %5d %10lu %10lu\n",
148 auth ? 'y' : 'n', pid, uid, magic, iocs);
149 }
150 }
151 }
153 static void printhuman(unsigned long value, const char *name, int mult)
154 {
155 const char *p;
156 double f;
157 /* Print width 5 number in width 6 space */
158 if (value < 100000) {
159 printf(" %5lu", value);
160 return;
161 }
163 p = name;
164 f = (double)value / (double)mult;
165 if (f < 10.0) {
166 printf(" %4.2f%c", f, *p);
167 return;
168 }
170 p++;
171 f = (double)value / (double)mult;
172 if (f < 10.0) {
173 printf(" %4.2f%c", f, *p);
174 return;
175 }
177 p++;
178 f = (double)value / (double)mult;
179 if (f < 10.0) {
180 printf(" %4.2f%c", f, *p);
181 return;
182 }
183 }
185 static void getstats(int fd, int i)
186 {
187 drmStatsT prev, curr;
188 int j;
189 double rate;
191 printf(" System statistics:\n");
193 if (drmGetStats(fd, &prev)) return;
194 if (!i) {
195 for (j = 0; j < prev.count; j++) {
196 printf(" ");
197 printf(prev.data[j].long_format, prev.data[j].long_name);
198 if (prev.data[j].isvalue) printf(" 0x%08lx\n", prev.data[j].value);
199 else printf(" %10lu\n", prev.data[j].value);
200 }
201 return;
202 }
204 printf(" ");
205 for (j = 0; j < prev.count; j++)
206 if (!prev.data[j].verbose) {
207 printf(" ");
208 printf(prev.data[j].rate_format, prev.data[j].rate_name);
209 }
210 printf("\n");
212 for (;;) {
213 sleep(i);
214 if (drmGetStats(fd, &curr)) return;
215 printf(" ");
216 for (j = 0; j < curr.count; j++) {
217 if (curr.data[j].verbose) continue;
218 if (curr.data[j].isvalue) {
219 printf(" %08lx", curr.data[j].value);
220 } else {
221 rate = (curr.data[j].value - prev.data[j].value) / (double)i;
222 printhuman(rate, curr.data[j].mult_names, curr.data[j].mult);
223 }
224 }
225 printf("\n");
226 memcpy(&prev, &curr, sizeof(prev));
227 }
229 }
231 int main(int argc, char **argv)
232 {
233 int c;
234 int mask = 0;
235 int minor = 0;
236 int interval = 0;
237 int fd;
238 char buf[64];
239 int i;
241 while ((c = getopt(argc, argv, "avmcsbM:i:")) != EOF)
242 switch (c) {
243 case 'a': mask = ~0; break;
244 case 'v': mask |= DRM_VERSION; break;
245 case 'm': mask |= DRM_MEMORY; break;
246 case 'c': mask |= DRM_CLIENTS; break;
247 case 's': mask |= DRM_STATS; break;
248 case 'b': mask |= DRM_BUSID; break;
249 case 'i': interval = strtol(optarg, NULL, 0); break;
250 case 'M': minor = strtol(optarg, NULL, 0); break;
251 default:
252 fprintf( stderr, "Usage: dristat [options]\n\n" );
253 fprintf( stderr, "Displays DRM information. Use with no arguments to display available cards.\n\n" );
254 fprintf( stderr, " -a Show all available information\n" );
255 fprintf( stderr, " -b Show DRM bus ID's\n" );
256 fprintf( stderr, " -c Display information about DRM clients\n" );
257 fprintf( stderr, " -i [interval] Continuously display statistics every [interval] seconds\n" );
258 fprintf( stderr, " -v Display DRM module and card version information\n" );
259 fprintf( stderr, " -m Display memory use information\n" );
260 fprintf( stderr, " -s Display DRM statistics\n" );
261 fprintf( stderr, " -M [minor] Select card by minor number\n" );
262 return 1;
263 }
265 for (i = 0; i < 16; i++) if (!minor || i == minor) {
266 sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, i);
267 fd = drmOpenMinor(i, 1, DRM_NODE_RENDER);
268 if (fd >= 0) {
269 printf("%s\n", buf);
270 if (mask & DRM_BUSID) getbusid(fd);
271 if (mask & DRM_VERSION) getversion(fd);
272 if (mask & DRM_MEMORY) getvm(fd);
273 if (mask & DRM_CLIENTS) getclients(fd);
274 if (mask & DRM_STATS) getstats(fd, interval);
275 close(fd);
276 }
277 }
279 return 0;
280 }