1 /* dristat.c -- 2 * Created: Mon Jan 15 05:05:07 2001 by faith (at) 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 (at) valinux.com> 27 * 28 */ 29 30 #ifdef HAVE_CONFIG_H 31 # include <config.h> 32 #endif 33 34 #include <stdio.h> 35 #include <stdlib.h> 36 #include <unistd.h> 37 #include "xf86drm.h" 38 #include "xf86drmRandom.c" 39 #include "xf86drmHash.c" 40 #include "xf86drm.c" 41 42 #define DRM_VERSION 0x00000001 43 #define DRM_MEMORY 0x00000002 44 #define DRM_CLIENTS 0x00000004 45 #define DRM_STATS 0x00000008 46 #define DRM_BUSID 0x00000010 47 48 static void getversion(int fd) 49 { 50 drmVersionPtr version; 51 52 version = drmGetVersion(fd); 53 if (version) { 54 printf(" Version information:\n"); 55 printf(" Name: %s\n", version->name ? version->name : "?"); 56 printf(" Version: %d.%d.%d\n", 57 version->version_major, 58 version->version_minor, 59 version->version_patchlevel); 60 printf(" Date: %s\n", version->date ? version->date : "?"); 61 printf(" Desc: %s\n", version->desc ? version->desc : "?"); 62 drmFreeVersion(version); 63 } else { 64 printf(" No version information available\n"); 65 } 66 } 67 68 static void getbusid(int fd) 69 { 70 const char *busid = drmGetBusid(fd); 71 72 printf(" Busid: %s\n", *busid ? busid : "(not set)"); 73 drmFreeBusid(busid); 74 } 75 76 77 static void getvm(int fd) 78 { 79 int i; 80 const char *typename; 81 char flagname[33]; 82 drm_handle_t offset; 83 drmSize size; 84 drmMapType type; 85 drmMapFlags flags; 86 drm_handle_t handle; 87 int mtrr; 88 89 printf(" VM map information:\n"); 90 printf(" flags: (R)estricted (r)ead/(w)rite (l)ocked (k)ernel (W)rite-combine (L)ock:\n"); 91 printf(" slot offset size type flags address mtrr\n"); 92 93 for (i = 0; 94 !drmGetMap(fd, i, &offset, &size, &type, &flags, &handle, &mtrr); 95 i++) { 96 97 switch (type) { 98 case DRM_FRAME_BUFFER: typename = "FB"; break; 99 case DRM_REGISTERS: typename = "REG"; break; 100 case DRM_SHM: typename = "SHM"; break; 101 case DRM_AGP: typename = "AGP"; break; 102 case DRM_SCATTER_GATHER: typename = "SG"; break; 103 case DRM_CONSISTENT: typename = "CON"; break; 104 default: typename = "???"; break; 105 } 106 107 flagname[0] = (flags & DRM_RESTRICTED) ? 'R' : ' '; 108 flagname[1] = (flags & DRM_READ_ONLY) ? 'r' : 'w'; 109 flagname[2] = (flags & DRM_LOCKED) ? 'l' : ' '; 110 flagname[3] = (flags & DRM_KERNEL) ? 'k' : ' '; 111 flagname[4] = (flags & DRM_WRITE_COMBINING) ? 'W' : ' '; 112 flagname[5] = (flags & DRM_CONTAINS_LOCK) ? 'L' : ' '; 113 flagname[6] = '\0'; 114 115 printf(" %4d 0x%08lx 0x%08lx %3.3s %6.6s 0x%08lx ", 116 i, (unsigned long)offset, (unsigned long)size, 117 typename, flagname, (unsigned long)handle); 118 if (mtrr < 0) printf("none\n"); 119 else printf("%4d\n", mtrr); 120 } 121 } 122 123 static void getclients(int fd) 124 { 125 int i; 126 int auth; 127 int pid; 128 int uid; 129 unsigned long magic; 130 unsigned long iocs; 131 char buf[64]; 132 char cmd[40]; 133 int procfd; 134 135 printf(" DRI client information:\n"); 136 printf(" a pid uid magic ioctls prog\n"); 137 138 for (i = 0; !drmGetClient(fd, i, &auth, &pid, &uid, &magic, &iocs); i++) { 139 sprintf(buf, "/proc/%d/cmdline", pid); 140 memset(cmd, 0, sizeof(cmd)); 141 if ((procfd = open(buf, O_RDONLY, 0)) >= 0) { 142 read(procfd, cmd, sizeof(cmd)-1); 143 close(procfd); 144 } 145 if (*cmd) { 146 char *pt; 147 148 for (pt = cmd; *pt; pt++) if (!isprint(*pt)) *pt = ' '; 149 printf(" %c %5d %5d %10lu %10lu %s\n", 150 auth ? 'y' : 'n', pid, uid, magic, iocs, cmd); 151 } else { 152 printf(" %c %5d %5d %10lu %10lu\n", 153 auth ? 'y' : 'n', pid, uid, magic, iocs); 154 } 155 } 156 } 157 158 static void printhuman(unsigned long value, const char *name, int mult) 159 { 160 const char *p; 161 double f; 162 /* Print width 5 number in width 6 space */ 163 if (value < 100000) { 164 printf(" %5lu", value); 165 return; 166 } 167 168 p = name; 169 f = (double)value / (double)mult; 170 if (f < 10.0) { 171 printf(" %4.2f%c", f, *p); 172 return; 173 } 174 175 p++; 176 f = (double)value / (double)mult; 177 if (f < 10.0) { 178 printf(" %4.2f%c", f, *p); 179 return; 180 } 181 182 p++; 183 f = (double)value / (double)mult; 184 if (f < 10.0) { 185 printf(" %4.2f%c", f, *p); 186 return; 187 } 188 } 189 190 static void getstats(int fd, int i) 191 { 192 drmStatsT prev, curr; 193 unsigned j; 194 double rate; 195 196 printf(" System statistics:\n"); 197 198 if (drmGetStats(fd, &prev)) return; 199 if (!i) { 200 for (j = 0; j < prev.count; j++) { 201 printf(" "); 202 printf(prev.data[j].long_format, prev.data[j].long_name); 203 if (prev.data[j].isvalue) printf(" 0x%08lx\n", prev.data[j].value); 204 else printf(" %10lu\n", prev.data[j].value); 205 } 206 return; 207 } 208 209 printf(" "); 210 for (j = 0; j < prev.count; j++) 211 if (!prev.data[j].verbose) { 212 printf(" "); 213 printf(prev.data[j].rate_format, prev.data[j].rate_name); 214 } 215 printf("\n"); 216 217 for (;;) { 218 sleep(i); 219 if (drmGetStats(fd, &curr)) return; 220 printf(" "); 221 for (j = 0; j < curr.count; j++) { 222 if (curr.data[j].verbose) continue; 223 if (curr.data[j].isvalue) { 224 printf(" %08lx", curr.data[j].value); 225 } else { 226 rate = (curr.data[j].value - prev.data[j].value) / (double)i; 227 printhuman(rate, curr.data[j].mult_names, curr.data[j].mult); 228 } 229 } 230 printf("\n"); 231 memcpy(&prev, &curr, sizeof(prev)); 232 } 233 234 } 235 236 int main(int argc, char **argv) 237 { 238 int c; 239 int mask = 0; 240 int minor = 0; 241 int interval = 0; 242 int fd; 243 char buf[64]; 244 int i; 245 246 while ((c = getopt(argc, argv, "avmcsbM:i:")) != EOF) 247 switch (c) { 248 case 'a': mask = ~0; break; 249 case 'v': mask |= DRM_VERSION; break; 250 case 'm': mask |= DRM_MEMORY; break; 251 case 'c': mask |= DRM_CLIENTS; break; 252 case 's': mask |= DRM_STATS; break; 253 case 'b': mask |= DRM_BUSID; break; 254 case 'i': interval = strtol(optarg, NULL, 0); break; 255 case 'M': minor = strtol(optarg, NULL, 0); break; 256 default: 257 fprintf( stderr, "Usage: dristat [options]\n\n" ); 258 fprintf( stderr, "Displays DRM information. Use with no arguments to display available cards.\n\n" ); 259 fprintf( stderr, " -a Show all available information\n" ); 260 fprintf( stderr, " -b Show DRM bus ID's\n" ); 261 fprintf( stderr, " -c Display information about DRM clients\n" ); 262 fprintf( stderr, " -i [interval] Continuously display statistics every [interval] seconds\n" ); 263 fprintf( stderr, " -v Display DRM module and card version information\n" ); 264 fprintf( stderr, " -m Display memory use information\n" ); 265 fprintf( stderr, " -s Display DRM statistics\n" ); 266 fprintf( stderr, " -M [minor] Select card by minor number\n" ); 267 return 1; 268 } 269 270 for (i = 0; i < 16; i++) if (!minor || i == minor) { 271 sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, i); 272 fd = drmOpenMinor(i, 1, DRM_NODE_PRIMARY); 273 if (fd >= 0) { 274 printf("%s\n", buf); 275 if (mask & DRM_BUSID) getbusid(fd); 276 if (mask & DRM_VERSION) getversion(fd); 277 if (mask & DRM_MEMORY) getvm(fd); 278 if (mask & DRM_CLIENTS) getclients(fd); 279 if (mask & DRM_STATS) getstats(fd, interval); 280 close(fd); 281 } 282 } 283 284 return 0; 285 } 286
