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 #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" 37 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 43 44 static void getversion(int fd) 45 { 46 drmVersionPtr version; 47 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 } 63 64 static void getbusid(int fd) 65 { 66 const char *busid = drmGetBusid(fd); 67 68 printf(" Busid: %s\n", *busid ? busid : "(not set)"); 69 drmFreeBusid(busid); 70 } 71 72 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; 84 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"); 88 89 for (i = 0; 90 !drmGetMap(fd, i, &offset, &size, &type, &flags, &handle, &mtrr); 91 i++) { 92 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 } 101 102 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'; 109 110 printf(" %4d 0x%08lx 0x%08lx %3.3s %6.6s 0x%08lx ", 111 i, offset, (unsigned long)size, typename, flagname, handle); 112 if (mtrr < 0) printf("none\n"); 113 else printf("%4d\n", mtrr); 114 } 115 } 116 117 static void getclients(int fd) 118 { 119 int i; 120 int auth; 121 int pid; 122 int uid; 123 unsigned long magic; 124 unsigned long iocs; 125 char buf[64]; 126 char cmd[40]; 127 int procfd; 128 129 printf(" DRI client information:\n"); 130 printf(" a pid uid magic ioctls prog\n"); 131 132 for (i = 0; !drmGetClient(fd, i, &auth, &pid, &uid, &magic, &iocs); i++) { 133 sprintf(buf, "/proc/%d/cmdline", pid); 134 memset(cmd, 0, sizeof(cmd)); 135 if ((procfd = open(buf, O_RDONLY, 0)) >= 0) { 136 read(procfd, cmd, sizeof(cmd)-1); 137 close(procfd); 138 } 139 if (*cmd) { 140 char *pt; 141 142 for (pt = cmd; *pt; pt++) if (!isprint(*pt)) *pt = ' '; 143 printf(" %c %5d %5d %10lu %10lu %s\n", 144 auth ? 'y' : 'n', pid, uid, magic, iocs, cmd); 145 } else { 146 printf(" %c %5d %5d %10lu %10lu\n", 147 auth ? 'y' : 'n', pid, uid, magic, iocs); 148 } 149 } 150 } 151 152 static void printhuman(unsigned long value, const char *name, int mult) 153 { 154 const char *p; 155 double f; 156 /* Print width 5 number in width 6 space */ 157 if (value < 100000) { 158 printf(" %5lu", value); 159 return; 160 } 161 162 p = name; 163 f = (double)value / (double)mult; 164 if (f < 10.0) { 165 printf(" %4.2f%c", f, *p); 166 return; 167 } 168 169 p++; 170 f = (double)value / (double)mult; 171 if (f < 10.0) { 172 printf(" %4.2f%c", f, *p); 173 return; 174 } 175 176 p++; 177 f = (double)value / (double)mult; 178 if (f < 10.0) { 179 printf(" %4.2f%c", f, *p); 180 return; 181 } 182 } 183 184 static void getstats(int fd, int i) 185 { 186 drmStatsT prev, curr; 187 int j; 188 double rate; 189 190 printf(" System statistics:\n"); 191 192 if (drmGetStats(fd, &prev)) return; 193 if (!i) { 194 for (j = 0; j < prev.count; j++) { 195 printf(" "); 196 printf(prev.data[j].long_format, prev.data[j].long_name); 197 if (prev.data[j].isvalue) printf(" 0x%08lx\n", prev.data[j].value); 198 else printf(" %10lu\n", prev.data[j].value); 199 } 200 return; 201 } 202 203 printf(" "); 204 for (j = 0; j < prev.count; j++) 205 if (!prev.data[j].verbose) { 206 printf(" "); 207 printf(prev.data[j].rate_format, prev.data[j].rate_name); 208 } 209 printf("\n"); 210 211 for (;;) { 212 sleep(i); 213 if (drmGetStats(fd, &curr)) return; 214 printf(" "); 215 for (j = 0; j < curr.count; j++) { 216 if (curr.data[j].verbose) continue; 217 if (curr.data[j].isvalue) { 218 printf(" %08lx", curr.data[j].value); 219 } else { 220 rate = (curr.data[j].value - prev.data[j].value) / (double)i; 221 printhuman(rate, curr.data[j].mult_names, curr.data[j].mult); 222 } 223 } 224 printf("\n"); 225 memcpy(&prev, &curr, sizeof(prev)); 226 } 227 228 } 229 230 int main(int argc, char **argv) 231 { 232 int c; 233 int mask = 0; 234 int minor = 0; 235 int interval = 0; 236 int fd; 237 char buf[64]; 238 int i; 239 240 while ((c = getopt(argc, argv, "avmcsbM:i:")) != EOF) 241 switch (c) { 242 case 'a': mask = ~0; break; 243 case 'v': mask |= DRM_VERSION; break; 244 case 'm': mask |= DRM_MEMORY; break; 245 case 'c': mask |= DRM_CLIENTS; break; 246 case 's': mask |= DRM_STATS; break; 247 case 'b': mask |= DRM_BUSID; break; 248 case 'i': interval = strtol(optarg, NULL, 0); break; 249 case 'M': minor = strtol(optarg, NULL, 0); break; 250 default: 251 fprintf( stderr, "Usage: dristat [options]\n\n" ); 252 fprintf( stderr, "Displays DRM information. Use with no arguments to display available cards.\n\n" ); 253 fprintf( stderr, " -a Show all available information\n" ); 254 fprintf( stderr, " -b Show DRM bus ID's\n" ); 255 fprintf( stderr, " -c Display information about DRM clients\n" ); 256 fprintf( stderr, " -i [interval] Continuously display statistics every [interval] seconds\n" ); 257 fprintf( stderr, " -v Display DRM module and card version information\n" ); 258 fprintf( stderr, " -m Display memory use information\n" ); 259 fprintf( stderr, " -s Display DRM statistics\n" ); 260 fprintf( stderr, " -M [minor] Select card by minor number\n" ); 261 return 1; 262 } 263 264 for (i = 0; i < 16; i++) if (!minor || i == minor) { 265 sprintf(buf, DRM_DEV_NAME, DRM_DIR_NAME, i); 266 fd = drmOpenMinor(i, 1, DRM_NODE_RENDER); 267 if (fd >= 0) { 268 printf("%s\n", buf); 269 if (mask & DRM_BUSID) getbusid(fd); 270 if (mask & DRM_VERSION) getversion(fd); 271 if (mask & DRM_MEMORY) getvm(fd); 272 if (mask & DRM_CLIENTS) getclients(fd); 273 if (mask & DRM_STATS) getstats(fd, interval); 274 close(fd); 275 } 276 } 277 278 return 0; 279 } 280
