apps/plugins/test_disk.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 Jens Arnold
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include "plugin.h"
  23 #include "lib/helper.h"
  24
  25
  26
  27 #define TESTBASEDIR "/__TEST__"
  28 #define TEST_FILE   TESTBASEDIR "/test_disk.tmp"
  29 #define FRND_SEED   0x78C3     /* arbirary */
  30
  31 #if (CONFIG_STORAGE & STORAGE_MMC)
  32 #define TEST_SIZE (20*1024*1024)
  33 #else
  34 #define TEST_SIZE (300*1024*1024)
  35 #endif
  36 #define TEST_TIME 10 /* in seconds */
  37
  38 static unsigned char* audiobuf;
  39 static ssize_t audiobuflen;
  40
  41 static unsigned short frnd_buffer;
  42 static int line = 0;
  43 static int max_line = 0;
  44 static int log_fd;
  45 static char logfilename[MAX_PATH];
  46 static const char testbasedir[] = TESTBASEDIR;
  47
  48 static void mem_fill_frnd(unsigned char *addr, int len)
  49 {
  50     unsigned char *end = addr + len;
  51     unsigned random = frnd_buffer;
  52
  53     while (addr < end)
  54     {
  55         random = 75 * random + 74;
  56         *addr++ = random >> 8;
  57     }
  58     frnd_buffer = random;
  59 }
  60
  61 static bool mem_cmp_frnd(unsigned char *addr, int len)
  62 {
  63     unsigned char *end = addr + len;
  64     unsigned random = frnd_buffer;
  65
  66     while (addr < end)
  67     {
  68         random = 75 * random + 74;
  69         if (*addr++ != ((random >> 8) & 0xff))
  70             return false;
  71     }
  72     frnd_buffer = random;
  73     return true;
  74 }
  75
  76 static bool log_init(void)
  77 {
  78     int h;
  79
  80     rb->lcd_getstringsize("A", NULL, &h);
  81     max_line = LCD_HEIGHT / h;
  82     line = 0;
  83     rb->lcd_clear_display();
  84     rb->lcd_update();
  85
  86     rb->create_numbered_filename(logfilename, "/", "test_disk_log_", ".txt",
  87                                  2 IF_CNFN_NUM_(, NULL));
  88     log_fd = rb->open(logfilename, O_RDWR|O_CREAT|O_TRUNC, 0666);
  89     return log_fd >= 0;
  90 }
  91
  92 static void log_text(char *text, bool advance)
  93 {
  94     rb->lcd_puts(0, line, text);
  95     rb->lcd_update();
  96     if (advance)
  97     {
  98         if (++line >= max_line)
  99             line = 0;
 100         rb->fdprintf(log_fd, "%s\n", text);
 101     }
 102 }
 103
 104 static void log_close(void)
 105 {
 106     rb->close(log_fd);
 107 }
 108
 109 static bool test_fs(void)
 110 {
 111     unsigned char text_buf[32];
 112     int total, current, align;
 113     int fd, ret;
 114
 115     log_init();
 116     log_text("test_disk WRITE&VERIFY", true);
 117 #if (CONFIG_PLATFORM & PLATFORM_NATIVE)
 118     rb->snprintf(text_buf, sizeof(text_buf), "CPU clock: %ld Hz",
 119                  *rb->cpu_frequency);
 120     log_text(text_buf, true);
 121 #endif
 122     log_text("----------------------", true);
 123     rb->snprintf(text_buf, sizeof text_buf, "Data size: %dKB", (TEST_SIZE>>10));
 124     log_text(text_buf, true);
 125
 126     fd = rb->creat(TEST_FILE, 0666);
 127     if (fd < 0)
 128     {
 129         rb->splashf(HZ, "creat() failed: %d", fd);
 130         goto error;
 131     }
 132
 133     frnd_buffer = FRND_SEED;
 134     total = TEST_SIZE;
 135     while (total > 0)
 136     {
 137         align = rb->rand() & 0xf;
 138         current = rb->rand() % (audiobuflen - align);
 139         current = MIN(current, total);
 140         rb->snprintf(text_buf, sizeof text_buf, "Wrt %dKB, %dKB left",
 141                      current >> 10, total >> 10);
 142         log_text(text_buf, false);
 143
 144         mem_fill_frnd(audiobuf + align, current);
 145         ret = rb->write(fd, audiobuf + align, current);
 146         if (current != ret)
 147         {
 148             rb->splashf(0, "write() failed: %d/%d", ret, current);
 149             rb->close(fd);
 150             goto error;
 151         }
 152         total -= current;
 153     }
 154     rb->close(fd);
 155
 156     fd = rb->open(TEST_FILE, O_RDONLY);
 157     if (fd < 0)
 158     {
 159         rb->splashf(0, "open() failed: %d", ret);
 160         goto error;
 161     }
 162
 163     frnd_buffer = FRND_SEED;
 164     total = TEST_SIZE;
 165     while (total > 0)
 166     {
 167         align = rb->rand() & 0xf;
 168         current = rb->rand() % (audiobuflen - align);
 169         current = MIN(current, total);
 170         rb->snprintf(text_buf, sizeof text_buf, "Cmp %dKB, %dKB left",
 171                      current >> 10, total >> 10);
 172         log_text(text_buf, false);
 173
 174         ret = rb->read(fd, audiobuf + align, current);
 175         if (current != ret)
 176         {
 177             rb->splashf(0, "read() failed: %d/%d", ret, current);
 178             rb->close(fd);
 179             goto error;
 180         }
 181         if (!mem_cmp_frnd(audiobuf + align, current))
 182         {
 183             log_text(text_buf, true);
 184             log_text("Compare error.", true);
 185             rb->close(fd);
 186             goto error;
 187         }
 188         total -= current;
 189     }
 190     rb->close(fd);
 191     log_text(text_buf, true);
 192     log_text("Test passed.", true);
 193
 194 error:
 195     log_close();
 196     rb->remove(TEST_FILE);
 197     rb->button_clear_queue();
 198     rb->button_get(true);
 199
 200     return false;
 201 }
 202
 203 static bool file_speed(int chunksize, bool align)
 204 {
 205     unsigned char text_buf[64];
 206     int fd, ret;
 207     long filesize = 0;
 208     long size, time;
 209
 210     if (chunksize >= audiobuflen)
 211         return false;
 212
 213     log_text("--------------------", true);
 214
 215     /* File creation write speed */
 216     fd = rb->creat(TEST_FILE, 0666);
 217     if (fd < 0)
 218     {
 219         rb->splashf(HZ, "creat() failed: %d", fd);
 220         goto error;
 221     }
 222     time = *rb->current_tick;
 223     while (TIME_BEFORE(*rb->current_tick, time + TEST_TIME*HZ))
 224     {
 225         ret = rb->write(fd, audiobuf + (align ? 0 : 1), chunksize);
 226         if (chunksize != ret)
 227         {
 228             rb->splashf(HZ, "write() failed: %d/%d", ret, chunksize);
 229             rb->close(fd);
 230             goto error;
 231         }
 232         filesize += chunksize;
 233     }
 234     time = *rb->current_tick - time;
 235     rb->close(fd);
 236     rb->snprintf(text_buf, sizeof text_buf, "Create (%d,%c): %ld KB/s",
 237                  chunksize, align ? 'A' : 'U', (25 * (filesize>>8) / time) );
 238     log_text(text_buf, true);
 239
 240     /* Existing file write speed */
 241     fd = rb->open(TEST_FILE, O_WRONLY);
 242     if (fd < 0)
 243     {
 244         rb->splashf(0, "open() failed: %d", fd);
 245         goto error;
 246     }
 247     time = *rb->current_tick;
 248     for (size = filesize; size > 0; size -= chunksize)
 249     {
 250         ret = rb->write(fd, audiobuf + (align ? 0 : 1), chunksize);
 251         if (chunksize != ret)
 252         {
 253             rb->splashf(0, "write() failed: %d/%d", ret, chunksize);
 254             rb->close(fd);
 255             goto error;
 256         }
 257     }
 258     time = *rb->current_tick - time;
 259     rb->close(fd);
 260     rb->snprintf(text_buf, sizeof text_buf, "Write  (%d,%c): %ld KB/s",
 261                  chunksize, align ? 'A' : 'U', (25 * (filesize>>8) / time) );
 262     log_text(text_buf, true);
 263
 264     /* File read speed */
 265     fd = rb->open(TEST_FILE, O_RDONLY);
 266     if (fd < 0)
 267     {
 268         rb->splashf(0, "open() failed: %d", fd);
 269         goto error;
 270     }
 271     time = *rb->current_tick;
 272     for (size = filesize; size > 0; size -= chunksize)
 273     {
 274         ret = rb->read(fd, audiobuf + (align ? 0 : 1), chunksize);
 275         if (chunksize != ret)
 276         {
 277             rb->splashf(0, "read() failed: %d/%d", ret, chunksize);
 278             rb->close(fd);
 279             goto error;
 280         }
 281     }
 282     time = *rb->current_tick - time;
 283     rb->close(fd);
 284     rb->snprintf(text_buf, sizeof text_buf, "Read   (%d,%c): %ld KB/s",
 285                  chunksize, align ? 'A' : 'U', (25 * (filesize>>8) / time) );
 286     log_text(text_buf, true);
 287     rb->remove(TEST_FILE);
 288     return true;
 289
 290   error:
 291     rb->remove(TEST_FILE);
 292     return false;
 293 }
 294
 295 static bool test_speed(void)
 296 {
 297     unsigned char text_buf[64];
 298     DIR *dir = NULL;
 299     struct dirent *entry = NULL;
 300     int fd, last_file;
 301     int i, n;
 302     long time;
 303
 304     rb->memset(audiobuf, 'T', audiobuflen);
 305     log_init();
 306     log_text("test_disk SPEED TEST", true);
 307 #if (CONFIG_PLATFORM & PLATFORM_NATIVE)
 308     rb->snprintf(text_buf, sizeof(text_buf), "CPU clock: %ld Hz",
 309                  *rb->cpu_frequency);
 310     log_text(text_buf, true);
 311 #endif
 312     log_text("--------------------", true);
 313
 314     /* File creation speed */
 315     time = *rb->current_tick + TEST_TIME*HZ;
 316     for (i = 0; TIME_BEFORE(*rb->current_tick, time); i++)
 317     {
 318         rb->snprintf(text_buf, sizeof(text_buf), TESTBASEDIR "/%08x.tmp", i);
 319         fd = rb->creat(text_buf, 0666);
 320         if (fd < 0)
 321         {
 322             last_file = i;
 323             rb->splashf(HZ, "creat() failed: %d", fd);
 324             goto error;
 325         }
 326         rb->close(fd);
 327     }
 328     last_file = i;
 329     rb->snprintf(text_buf, sizeof(text_buf), "Create:  %d files/s",
 330                  last_file / TEST_TIME);
 331     log_text(text_buf, true);
 332
 333     /* File open speed */
 334     time = *rb->current_tick + TEST_TIME*HZ;
 335     for (n = 0, i = 0; TIME_BEFORE(*rb->current_tick, time); n++, i++)
 336     {
 337         if (i >= last_file)
 338             i = 0;
 339         rb->snprintf(text_buf, sizeof(text_buf), TESTBASEDIR "/%08x.tmp", i);
 340         fd = rb->open(text_buf, O_RDONLY);
 341         if (fd < 0)
 342         {
 343             rb->splashf(HZ, "open() failed: %d", fd);
 344             goto error;
 345         }
 346         rb->close(fd);
 347     }
 348     rb->snprintf(text_buf, sizeof(text_buf), "Open:    %d files/s", n / TEST_TIME);
 349     log_text(text_buf, true);
 350
 351     /* Directory scan speed */
 352     time = *rb->current_tick + TEST_TIME*HZ;
 353     for (n = 0; TIME_BEFORE(*rb->current_tick, time); n++)
 354     {
 355         if (entry == NULL)
 356         {
 357             if (dir != NULL)
 358                 rb->closedir(dir);
 359             dir = rb->opendir(testbasedir);
 360             if (dir == NULL)
 361             {
 362                 rb->splash(HZ, "opendir() failed.");
 363                 goto error;
 364             }
 365         }
 366         entry = rb->readdir(dir);
 367     }
 368     rb->closedir(dir);
 369     rb->snprintf(text_buf, sizeof(text_buf), "Dirscan: %d files/s", n / TEST_TIME);
 370     log_text(text_buf, true);
 371
 372     /* File delete speed */
 373     time = *rb->current_tick;
 374     for (i = 0; i < last_file; i++)
 375     {
 376         rb->snprintf(text_buf, sizeof(text_buf), TESTBASEDIR "/%08x.tmp", i);
 377         rb->remove(text_buf);
 378     }
 379     rb->snprintf(text_buf, sizeof(text_buf), "Delete:  %ld files/s",
 380                  last_file * HZ / (*rb->current_tick - time));
 381     log_text(text_buf, true);
 382
 383     if (file_speed(512, true)
 384         && file_speed(512, false)
 385         && file_speed(4096, true)
 386         && file_speed(4096, false)
 387         && file_speed(1048576, true))
 388         file_speed(1048576, false);
 389
 390     log_text("DONE", false);
 391     log_close();
 392     rb->button_clear_queue();
 393     rb->button_get(true);
 394     return false;
 395
 396   error:
 397     for (i = 0; i < last_file; i++)
 398     {
 399         rb->snprintf(text_buf, sizeof(text_buf), TESTBASEDIR "/%08x.tmp", i);
 400         rb->remove(text_buf);
 401     }
 402     log_text("DONE", false);
 403     log_close();
 404     rb->button_clear_queue();
 405     rb->button_get(true);
 406     return false;
 407 }
 408
 409
 410 /* this is the plugin entry point */
 411 enum plugin_status plugin_start(const void* parameter)
 412 {
 413     MENUITEM_STRINGLIST(menu, "Test Disk Menu", NULL,
 414                         "Disk speed", "Write & verify");
 415     int selected=0;
 416     bool quit = false;
 417     int align;
 418     DIR *dir;
 419
 420     (void)parameter;
 421
 422     if ((dir = rb->opendir(testbasedir)) == NULL)
 423     {
 424         if (rb->mkdir(testbasedir) < 0)
 425         {
 426             rb->splash(HZ*2, "Can't create test directory.");
 427             return PLUGIN_ERROR;
 428         }
 429     }
 430     else
 431     {
 432         rb->closedir(dir);
 433     }
 434
 435     audiobuf = rb->plugin_get_audio_buffer((size_t *)&audiobuflen);
 436     /* align start and length to 32 bit */
 437     align = (-(int)audiobuf) & 3;
 438     audiobuf += align;
 439     audiobuflen = (audiobuflen - align) & ~3;
 440
 441     rb->srand(*rb->current_tick);
 442
 443     /* Turn off backlight timeout */
 444     backlight_force_on(); /* backlight control in lib/helper.c */
 445
 446     while(!quit)
 447     {
 448         switch(rb->do_menu(&menu, &selected, NULL, false))
 449         {
 450             case 0:
 451                 test_speed();
 452                 break;
 453             case 1:
 454                 test_fs();
 455                 break;
 456             default:
 457                 quit = true;
 458                 break;
 459         }
 460     }
 461
 462     /* Turn on backlight timeout (revert to settings) */
 463     backlight_use_settings(); /* backlight control in lib/helper.c */
 464
 465     rb->rmdir(testbasedir);
 466
 467     return PLUGIN_OK;
 468 }