test/dm/test-fdt.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (c) 2013 Google, Inc
   4  */
   5
   6 #include <common.h>
   7 #include <dm.h>
   8 #include <errno.h>
   9 #include <fdtdec.h>
  10 #include <log.h>
  11 #include <malloc.h>
  12 #include <asm/io.h>
  13 #include <dm/test.h>
  14 #include <dm/root.h>
  15 #include <dm/device-internal.h>
  16 #include <dm/devres.h>
  17 #include <dm/uclass-internal.h>
  18 #include <dm/util.h>
  19 #include <dm/lists.h>
  20 #include <dm/of_access.h>
  21 #include <test/test.h>
  22 #include <test/ut.h>
  23
  24 DECLARE_GLOBAL_DATA_PTR;
  25
  26 static int testfdt_drv_ping(struct udevice *dev, int pingval, int *pingret)
  27 {
  28         const struct dm_test_pdata *pdata = dev->plat;
  29         struct dm_test_priv *priv = dev_get_priv(dev);
  30
  31         *pingret = pingval + pdata->ping_add;
  32         priv->ping_total += *pingret;
  33
  34         return 0;
  35 }
  36
  37 static const struct test_ops test_ops = {
  38         .ping = testfdt_drv_ping,
  39 };
  40
  41 static int testfdt_of_to_plat(struct udevice *dev)
  42 {
  43         struct dm_test_pdata *pdata = dev_get_plat(dev);
  44
  45         pdata->ping_add = fdtdec_get_int(gd->fdt_blob, dev_of_offset(dev),
  46                                         "ping-add", -1);
  47         pdata->base = fdtdec_get_addr(gd->fdt_blob, dev_of_offset(dev),
  48                                       "ping-expect");
  49
  50         return 0;
  51 }
  52
  53 static int testfdt_drv_probe(struct udevice *dev)
  54 {
  55         struct dm_test_priv *priv = dev_get_priv(dev);
  56
  57         priv->ping_total += DM_TEST_START_TOTAL;
  58
  59         /*
  60          * If this device is on a bus, the uclass_flag will be set before
  61          * calling this function. In the meantime the uclass_postp is
  62          * initlized to a value -1. These are used respectively by
  63          * dm_test_bus_child_pre_probe_uclass() and
  64          * dm_test_bus_child_post_probe_uclass().
  65          */
  66         priv->uclass_total += priv->uclass_flag;
  67         priv->uclass_postp = -1;
  68
  69         return 0;
  70 }
  71
  72 static const struct udevice_id testfdt_ids[] = {
  73         {
  74                 .compatible = "denx,u-boot-fdt-test",
  75                 .data = DM_TEST_TYPE_FIRST },
  76         {
  77                 .compatible = "google,another-fdt-test",
  78                 .data = DM_TEST_TYPE_SECOND },
  79         { }
  80 };
  81
  82 U_BOOT_DRIVER(testfdt_drv) = {
  83         .name   = "testfdt_drv",
  84         .of_match       = testfdt_ids,
  85         .id     = UCLASS_TEST_FDT,
  86         .of_to_plat = testfdt_of_to_plat,
  87         .probe  = testfdt_drv_probe,
  88         .ops    = &test_ops,
  89         .priv_auto      = sizeof(struct dm_test_priv),
  90         .plat_auto      = sizeof(struct dm_test_pdata),
  91 };
  92
  93 static const struct udevice_id testfdt1_ids[] = {
  94         {
  95                 .compatible = "denx,u-boot-fdt-test1",
  96                 .data = DM_TEST_TYPE_FIRST },
  97         { }
  98 };
  99
 100 U_BOOT_DRIVER(testfdt1_drv) = {
 101         .name   = "testfdt1_drv",
 102         .of_match       = testfdt1_ids,
 103         .id     = UCLASS_TEST_FDT,
 104         .of_to_plat = testfdt_of_to_plat,
 105         .probe  = testfdt_drv_probe,
 106         .ops    = &test_ops,
 107         .priv_auto      = sizeof(struct dm_test_priv),
 108         .plat_auto      = sizeof(struct dm_test_pdata),
 109         .flags = DM_FLAG_PRE_RELOC,
 110 };
 111
 112 /* From here is the testfdt uclass code */
 113 int testfdt_ping(struct udevice *dev, int pingval, int *pingret)
 114 {
 115         const struct test_ops *ops = device_get_ops(dev);
 116
 117         if (!ops->ping)
 118                 return -ENOSYS;
 119
 120         return ops->ping(dev, pingval, pingret);
 121 }
 122
 123 UCLASS_DRIVER(testfdt) = {
 124         .name           = "testfdt",
 125         .id             = UCLASS_TEST_FDT,
 126         .flags          = DM_UC_FLAG_SEQ_ALIAS,
 127 };
 128
 129 struct dm_testprobe_pdata {
 130         int probe_err;
 131 };
 132
 133 static int testprobe_drv_probe(struct udevice *dev)
 134 {
 135         struct dm_testprobe_pdata *pdata = dev_get_plat(dev);
 136
 137         return pdata->probe_err;
 138 }
 139
 140 static const struct udevice_id testprobe_ids[] = {
 141         { .compatible = "denx,u-boot-probe-test" },
 142         { }
 143 };
 144
 145 U_BOOT_DRIVER(testprobe_drv) = {
 146         .name   = "testprobe_drv",
 147         .of_match       = testprobe_ids,
 148         .id     = UCLASS_TEST_PROBE,
 149         .probe  = testprobe_drv_probe,
 150         .plat_auto      = sizeof(struct dm_testprobe_pdata),
 151 };
 152
 153 UCLASS_DRIVER(testprobe) = {
 154         .name           = "testprobe",
 155         .id             = UCLASS_TEST_PROBE,
 156         .flags          = DM_UC_FLAG_SEQ_ALIAS,
 157 };
 158
 159 struct dm_testdevres_pdata {
 160         void *ptr;
 161 };
 162
 163 struct dm_testdevres_priv {
 164         void *ptr;
 165         void *ptr_ofdata;
 166 };
 167
 168 static int testdevres_drv_bind(struct udevice *dev)
 169 {
 170         struct dm_testdevres_pdata *pdata = dev_get_plat(dev);
 171
 172         pdata->ptr = devm_kmalloc(dev, TEST_DEVRES_SIZE, 0);
 173
 174         return 0;
 175 }
 176
 177 static int testdevres_drv_of_to_plat(struct udevice *dev)
 178 {
 179         struct dm_testdevres_priv *priv = dev_get_priv(dev);
 180
 181         priv->ptr_ofdata = devm_kmalloc(dev, TEST_DEVRES_SIZE3, 0);
 182
 183         return 0;
 184 }
 185
 186 static int testdevres_drv_probe(struct udevice *dev)
 187 {
 188         struct dm_testdevres_priv *priv = dev_get_priv(dev);
 189
 190         priv->ptr = devm_kmalloc(dev, TEST_DEVRES_SIZE2, 0);
 191
 192         return 0;
 193 }
 194
 195 static const struct udevice_id testdevres_ids[] = {
 196         { .compatible = "denx,u-boot-devres-test" },
 197         { }
 198 };
 199
 200 U_BOOT_DRIVER(testdevres_drv) = {
 201         .name   = "testdevres_drv",
 202         .of_match       = testdevres_ids,
 203         .id     = UCLASS_TEST_DEVRES,
 204         .bind   = testdevres_drv_bind,
 205         .of_to_plat     = testdevres_drv_of_to_plat,
 206         .probe  = testdevres_drv_probe,
 207         .plat_auto      = sizeof(struct dm_testdevres_pdata),
 208         .priv_auto      = sizeof(struct dm_testdevres_priv),
 209 };
 210
 211 UCLASS_DRIVER(testdevres) = {
 212         .name           = "testdevres",
 213         .id             = UCLASS_TEST_DEVRES,
 214         .flags          = DM_UC_FLAG_SEQ_ALIAS,
 215 };
 216
 217 int dm_check_devices(struct unit_test_state *uts, int num_devices)
 218 {
 219         struct udevice *dev;
 220         int ret;
 221         int i;
 222
 223         /*
 224          * Now check that the ping adds are what we expect. This is using the
 225          * ping-add property in each node.
 226          */
 227         for (i = 0; i < num_devices; i++) {
 228                 uint32_t base;
 229
 230                 ret = uclass_get_device(UCLASS_TEST_FDT, i, &dev);
 231                 ut_assert(!ret);
 232
 233                 /*
 234                  * Get the 'ping-expect' property, which tells us what the
 235                  * ping add should be. We don't use the plat because we
 236                  * want to test the code that sets that up
 237                  * (testfdt_drv_probe()).
 238                  */
 239                 base = fdtdec_get_addr(gd->fdt_blob, dev_of_offset(dev),
 240                                        "ping-expect");
 241                 debug("dev=%d, base=%d: %s\n", i, base,
 242                       fdt_get_name(gd->fdt_blob, dev_of_offset(dev), NULL));
 243
 244                 ut_assert(!dm_check_operations(uts, dev, base,
 245                                                dev_get_priv(dev)));
 246         }
 247
 248         return 0;
 249 }
 250
 251 /* Test that FDT-based binding works correctly */
 252 static int dm_test_fdt(struct unit_test_state *uts)
 253 {
 254         const int num_devices = 9;
 255         struct udevice *dev;
 256         struct uclass *uc;
 257         int ret;
 258         int i;
 259
 260         ret = dm_extended_scan(false);
 261         ut_assert(!ret);
 262
 263         ret = uclass_get(UCLASS_TEST_FDT, &uc);
 264         ut_assert(!ret);
 265
 266         /* These are num_devices compatible root-level device tree nodes */
 267         ut_asserteq(num_devices, list_count_items(&uc->dev_head));
 268
 269         /* Each should have platform data but no private data */
 270         for (i = 0; i < num_devices; i++) {
 271                 ret = uclass_find_device(UCLASS_TEST_FDT, i, &dev);
 272                 ut_assert(!ret);
 273                 ut_assert(!dev_get_priv(dev));
 274                 ut_assert(dev->plat);
 275         }
 276
 277         ut_assertok(dm_check_devices(uts, num_devices));
 278
 279         return 0;
 280 }
 281 DM_TEST(dm_test_fdt, 0);
 282
 283 static int dm_test_alias_highest_id(struct unit_test_state *uts)
 284 {
 285         int ret;
 286
 287         ret = dev_read_alias_highest_id("eth");
 288         ut_asserteq(5, ret);
 289
 290         ret = dev_read_alias_highest_id("gpio");
 291         ut_asserteq(3, ret);
 292
 293         ret = dev_read_alias_highest_id("pci");
 294         ut_asserteq(2, ret);
 295
 296         ret = dev_read_alias_highest_id("i2c");
 297         ut_asserteq(0, ret);
 298
 299         ret = dev_read_alias_highest_id("deadbeef");
 300         ut_asserteq(-1, ret);
 301
 302         return 0;
 303 }
 304 DM_TEST(dm_test_alias_highest_id, 0);
 305
 306 static int dm_test_fdt_pre_reloc(struct unit_test_state *uts)
 307 {
 308         struct uclass *uc;
 309         int ret;
 310
 311         ret = dm_scan_fdt(true);
 312         ut_assert(!ret);
 313
 314         ret = uclass_get(UCLASS_TEST_FDT, &uc);
 315         ut_assert(!ret);
 316
 317         /*
 318          * These are 2 pre-reloc devices:
 319          * one with "u-boot,dm-pre-reloc" property (a-test node), and the other
 320          * one whose driver marked with DM_FLAG_PRE_RELOC flag (h-test node).
 321          */
 322         ut_asserteq(2, list_count_items(&uc->dev_head));
 323
 324         return 0;
 325 }
 326 DM_TEST(dm_test_fdt_pre_reloc, 0);
 327
 328 /* Test that sequence numbers are allocated properly */
 329 static int dm_test_fdt_uclass_seq(struct unit_test_state *uts)
 330 {
 331         struct udevice *dev;
 332
 333         /* A few basic santiy tests */
 334         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 3, true, &dev));
 335         ut_asserteq_str("b-test", dev->name);
 336         ut_asserteq(3, dev_seq(dev));
 337
 338         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 8, true, &dev));
 339         ut_asserteq_str("a-test", dev->name);
 340         ut_asserteq(8, dev_seq(dev));
 341
 342         /*
 343          * This device has no alias so gets the next value after all available
 344          * aliases. The last alias is testfdt12
 345          */
 346         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_FDT, 13, true, &dev));
 347         ut_asserteq_str("d-test", dev->name);
 348         ut_asserteq(13, dev_seq(dev));
 349
 350         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 9, true,
 351                                                        &dev));
 352         ut_asserteq_ptr(NULL, dev);
 353
 354         /* Test aliases */
 355         ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 6, &dev));
 356         ut_asserteq_str("e-test", dev->name);
 357         ut_asserteq(6, dev_seq(dev));
 358
 359         /*
 360          * Note that c-test nodes are not probed since it is not a top-level
 361          * node
 362          */
 363         ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 3, &dev));
 364         ut_asserteq_str("b-test", dev->name);
 365         ut_asserteq(3, dev_seq(dev));
 366
 367         /*
 368          * d-test wants sequence number 3 also, but it can't have it because
 369          * b-test gets it first.
 370          */
 371         ut_assertok(uclass_get_device(UCLASS_TEST_FDT, 2, &dev));
 372         ut_asserteq_str("d-test", dev->name);
 373         ut_asserteq(13, dev_seq(dev));
 374
 375         /* g-test gets the next value after f-test */
 376         ut_assertok(uclass_get_device_by_seq(UCLASS_TEST_FDT, 15, &dev));
 377         ut_asserteq_str("g-test", dev->name);
 378         ut_asserteq(15, dev_seq(dev));
 379
 380         /* And we should still have holes in our sequence numbers */
 381         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 0, true,
 382                                                        &dev));
 383         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 1, true,
 384                                                        &dev));
 385         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 2, true,
 386                                                        &dev));
 387         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 4, true,
 388                                                        &dev));
 389         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 7, true,
 390                                                        &dev));
 391         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 9, true,
 392                                                        &dev));
 393         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 10,
 394                                                        true, &dev));
 395         ut_asserteq(-ENODEV, uclass_find_device_by_seq(UCLASS_TEST_FDT, 11,
 396                                                        true, &dev));
 397
 398         return 0;
 399 }
 400 DM_TEST(dm_test_fdt_uclass_seq, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 401
 402 /* Test that we can find a device by device tree offset */
 403 static int dm_test_fdt_offset(struct unit_test_state *uts)
 404 {
 405         const void *blob = gd->fdt_blob;
 406         struct udevice *dev;
 407         int node;
 408
 409         node = fdt_path_offset(blob, "/e-test");
 410         ut_assert(node > 0);
 411         ut_assertok(uclass_get_device_by_of_offset(UCLASS_TEST_FDT, node,
 412                                                    &dev));
 413         ut_asserteq_str("e-test", dev->name);
 414
 415         /* This node should not be bound */
 416         node = fdt_path_offset(blob, "/junk");
 417         ut_assert(node > 0);
 418         ut_asserteq(-ENODEV, uclass_get_device_by_of_offset(UCLASS_TEST_FDT,
 419                                                             node, &dev));
 420
 421         /* This is not a top level node so should not be probed */
 422         node = fdt_path_offset(blob, "/some-bus/c-test@5");
 423         ut_assert(node > 0);
 424         ut_asserteq(-ENODEV, uclass_get_device_by_of_offset(UCLASS_TEST_FDT,
 425                                                             node, &dev));
 426
 427         return 0;
 428 }
 429 DM_TEST(dm_test_fdt_offset,
 430         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_FLAT_TREE);
 431
 432 /**
 433  * Test various error conditions with uclass_first_device() and
 434  * uclass_next_device()
 435  */
 436 static int dm_test_first_next_device(struct unit_test_state *uts)
 437 {
 438         struct dm_testprobe_pdata *pdata;
 439         struct udevice *dev, *parent = NULL;
 440         int count;
 441         int ret;
 442
 443         /* There should be 4 devices */
 444         for (ret = uclass_first_device(UCLASS_TEST_PROBE, &dev), count = 0;
 445              dev;
 446              ret = uclass_next_device(&dev)) {
 447                 count++;
 448                 parent = dev_get_parent(dev);
 449                 }
 450         ut_assertok(ret);
 451         ut_asserteq(4, count);
 452
 453         /* Remove them and try again, with an error on the second one */
 454         ut_assertok(uclass_get_device(UCLASS_TEST_PROBE, 1, &dev));
 455         pdata = dev_get_plat(dev);
 456         pdata->probe_err = -ENOMEM;
 457         device_remove(parent, DM_REMOVE_NORMAL);
 458         ut_assertok(uclass_first_device(UCLASS_TEST_PROBE, &dev));
 459         ut_asserteq(-ENOMEM, uclass_next_device(&dev));
 460         ut_asserteq_ptr(dev, NULL);
 461
 462         /* Now an error on the first one */
 463         ut_assertok(uclass_get_device(UCLASS_TEST_PROBE, 0, &dev));
 464         pdata = dev_get_plat(dev);
 465         pdata->probe_err = -ENOENT;
 466         device_remove(parent, DM_REMOVE_NORMAL);
 467         ut_asserteq(-ENOENT, uclass_first_device(UCLASS_TEST_PROBE, &dev));
 468
 469         return 0;
 470 }
 471 DM_TEST(dm_test_first_next_device, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 472
 473 /* Test iteration through devices in a uclass */
 474 static int dm_test_uclass_foreach(struct unit_test_state *uts)
 475 {
 476         struct udevice *dev;
 477         struct uclass *uc;
 478         int count;
 479
 480         count = 0;
 481         uclass_id_foreach_dev(UCLASS_TEST_FDT, dev, uc)
 482                 count++;
 483         ut_asserteq(9, count);
 484
 485         count = 0;
 486         uclass_foreach_dev(dev, uc)
 487                 count++;
 488         ut_asserteq(9, count);
 489
 490         return 0;
 491 }
 492 DM_TEST(dm_test_uclass_foreach, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 493
 494 /**
 495  * check_devices() - Check return values and pointers
 496  *
 497  * This runs through a full sequence of uclass_first_device_check()...
 498  * uclass_next_device_check() checking that the return values and devices
 499  * are correct.
 500  *
 501  * @uts: Test state
 502  * @devlist: List of expected devices
 503  * @mask: Indicates which devices should return an error. Device n should
 504  *        return error (-NOENT - n) if bit n is set, or no error (i.e. 0) if
 505  *        bit n is clear.
 506  */
 507 static int check_devices(struct unit_test_state *uts,
 508                          struct udevice *devlist[], int mask)
 509 {
 510         int expected_ret;
 511         struct udevice *dev;
 512         int i;
 513
 514         expected_ret = (mask & 1) ? -ENOENT : 0;
 515         mask >>= 1;
 516         ut_asserteq(expected_ret,
 517                     uclass_first_device_check(UCLASS_TEST_PROBE, &dev));
 518         for (i = 0; i < 4; i++) {
 519                 ut_asserteq_ptr(devlist[i], dev);
 520                 expected_ret = (mask & 1) ? -ENOENT - (i + 1) : 0;
 521                 mask >>= 1;
 522                 ut_asserteq(expected_ret, uclass_next_device_check(&dev));
 523         }
 524         ut_asserteq_ptr(NULL, dev);
 525
 526         return 0;
 527 }
 528
 529 /* Test uclass_first_device_check() and uclass_next_device_check() */
 530 static int dm_test_first_next_ok_device(struct unit_test_state *uts)
 531 {
 532         struct dm_testprobe_pdata *pdata;
 533         struct udevice *dev, *parent = NULL, *devlist[4];
 534         int count;
 535         int ret;
 536
 537         /* There should be 4 devices */
 538         count = 0;
 539         for (ret = uclass_first_device_check(UCLASS_TEST_PROBE, &dev);
 540              dev;
 541              ret = uclass_next_device_check(&dev)) {
 542                 ut_assertok(ret);
 543                 devlist[count++] = dev;
 544                 parent = dev_get_parent(dev);
 545                 }
 546         ut_asserteq(4, count);
 547         ut_assertok(uclass_first_device_check(UCLASS_TEST_PROBE, &dev));
 548         ut_assertok(check_devices(uts, devlist, 0));
 549
 550         /* Remove them and try again, with an error on the second one */
 551         pdata = dev_get_plat(devlist[1]);
 552         pdata->probe_err = -ENOENT - 1;
 553         device_remove(parent, DM_REMOVE_NORMAL);
 554         ut_assertok(check_devices(uts, devlist, 1 << 1));
 555
 556         /* Now an error on the first one */
 557         pdata = dev_get_plat(devlist[0]);
 558         pdata->probe_err = -ENOENT - 0;
 559         device_remove(parent, DM_REMOVE_NORMAL);
 560         ut_assertok(check_devices(uts, devlist, 3 << 0));
 561
 562         /* Now errors on all */
 563         pdata = dev_get_plat(devlist[2]);
 564         pdata->probe_err = -ENOENT - 2;
 565         pdata = dev_get_plat(devlist[3]);
 566         pdata->probe_err = -ENOENT - 3;
 567         device_remove(parent, DM_REMOVE_NORMAL);
 568         ut_assertok(check_devices(uts, devlist, 0xf << 0));
 569
 570         return 0;
 571 }
 572 DM_TEST(dm_test_first_next_ok_device, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 573
 574 static const struct udevice_id fdt_dummy_ids[] = {
 575         { .compatible = "denx,u-boot-fdt-dummy", },
 576         { }
 577 };
 578
 579 UCLASS_DRIVER(fdt_dummy) = {
 580         .name           = "fdt-dummy",
 581         .id             = UCLASS_TEST_DUMMY,
 582         .flags          = DM_UC_FLAG_SEQ_ALIAS,
 583 };
 584
 585 U_BOOT_DRIVER(fdt_dummy_drv) = {
 586         .name   = "fdt_dummy_drv",
 587         .of_match       = fdt_dummy_ids,
 588         .id     = UCLASS_TEST_DUMMY,
 589 };
 590
 591 static int dm_test_fdt_translation(struct unit_test_state *uts)
 592 {
 593         struct udevice *dev;
 594         fdt32_t dma_addr[2];
 595
 596         /* Some simple translations */
 597         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 598         ut_asserteq_str("dev@0,0", dev->name);
 599         ut_asserteq(0x8000, dev_read_addr(dev));
 600
 601         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 1, true, &dev));
 602         ut_asserteq_str("dev@1,100", dev->name);
 603         ut_asserteq(0x9000, dev_read_addr(dev));
 604
 605         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 2, true, &dev));
 606         ut_asserteq_str("dev@2,200", dev->name);
 607         ut_asserteq(0xA000, dev_read_addr(dev));
 608
 609         /* No translation for busses with #size-cells == 0 */
 610         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 3, true, &dev));
 611         ut_asserteq_str("dev@42", dev->name);
 612         ut_asserteq(0x42, dev_read_addr(dev));
 613
 614         /* dma address translation */
 615         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 616         dma_addr[0] = cpu_to_be32(0);
 617         dma_addr[1] = cpu_to_be32(0);
 618         ut_asserteq(0x10000000, dev_translate_dma_address(dev, dma_addr));
 619
 620         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 1, true, &dev));
 621         dma_addr[0] = cpu_to_be32(1);
 622         dma_addr[1] = cpu_to_be32(0x100);
 623         ut_asserteq(0x20000000, dev_translate_dma_address(dev, dma_addr));
 624
 625         return 0;
 626 }
 627 DM_TEST(dm_test_fdt_translation, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 628
 629 static int dm_test_fdt_get_addr_ptr_flat(struct unit_test_state *uts)
 630 {
 631         struct udevice *gpio, *dev;
 632         void *ptr;
 633
 634         /* Test for missing reg property */
 635         ut_assertok(uclass_first_device_err(UCLASS_GPIO, &gpio));
 636         ut_assertnull(devfdt_get_addr_ptr(gpio));
 637
 638         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 639         ptr = devfdt_get_addr_ptr(dev);
 640         ut_asserteq_ptr((void *)0x8000, ptr);
 641
 642         return 0;
 643 }
 644 DM_TEST(dm_test_fdt_get_addr_ptr_flat,
 645         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_FLAT_TREE);
 646
 647 static int dm_test_fdt_remap_addr_flat(struct unit_test_state *uts)
 648 {
 649         struct udevice *dev;
 650         fdt_addr_t addr;
 651         void *paddr;
 652
 653         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 654
 655         addr = devfdt_get_addr(dev);
 656         ut_asserteq(0x8000, addr);
 657
 658         paddr = map_physmem(addr, 0, MAP_NOCACHE);
 659         ut_assertnonnull(paddr);
 660         ut_asserteq_ptr(paddr, devfdt_remap_addr(dev));
 661
 662         return 0;
 663 }
 664 DM_TEST(dm_test_fdt_remap_addr_flat,
 665         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_FLAT_TREE);
 666
 667 static int dm_test_fdt_remap_addr_index_flat(struct unit_test_state *uts)
 668 {
 669         struct udevice *dev;
 670         fdt_addr_t addr;
 671         fdt_size_t size;
 672         void *paddr;
 673
 674         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 675
 676         addr = devfdt_get_addr_size_index(dev, 0, &size);
 677         ut_asserteq(0x8000, addr);
 678         ut_asserteq(0x1000, size);
 679
 680         paddr = map_physmem(addr, 0, MAP_NOCACHE);
 681         ut_assertnonnull(paddr);
 682         ut_asserteq_ptr(paddr, devfdt_remap_addr_index(dev, 0));
 683
 684         return 0;
 685 }
 686 DM_TEST(dm_test_fdt_remap_addr_index_flat,
 687         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_FLAT_TREE);
 688
 689 static int dm_test_fdt_remap_addr_name_flat(struct unit_test_state *uts)
 690 {
 691         struct udevice *dev;
 692         fdt_addr_t addr;
 693         fdt_size_t size;
 694         void *paddr;
 695
 696         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 697
 698         addr = devfdt_get_addr_size_name(dev, "sandbox-dummy-0", &size);
 699         ut_asserteq(0x8000, addr);
 700         ut_asserteq(0x1000, size);
 701
 702         paddr = map_physmem(addr, 0, MAP_NOCACHE);
 703         ut_assertnonnull(paddr);
 704         ut_asserteq_ptr(paddr, devfdt_remap_addr_name(dev, "sandbox-dummy-0"));
 705
 706         return 0;
 707 }
 708 DM_TEST(dm_test_fdt_remap_addr_name_flat,
 709         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT | UT_TESTF_FLAT_TREE);
 710
 711 static int dm_test_fdt_remap_addr_live(struct unit_test_state *uts)
 712 {
 713         struct udevice *dev;
 714         fdt_addr_t addr;
 715         void *paddr;
 716
 717         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 718
 719         addr = dev_read_addr(dev);
 720         ut_asserteq(0x8000, addr);
 721
 722         paddr = map_physmem(addr, 0, MAP_NOCACHE);
 723         ut_assertnonnull(paddr);
 724         ut_asserteq_ptr(paddr, dev_remap_addr(dev));
 725
 726         return 0;
 727 }
 728 DM_TEST(dm_test_fdt_remap_addr_live,
 729         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 730
 731 static int dm_test_fdt_remap_addr_index_live(struct unit_test_state *uts)
 732 {
 733         struct udevice *dev;
 734         fdt_addr_t addr;
 735         fdt_size_t size;
 736         void *paddr;
 737
 738         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 739
 740         addr = dev_read_addr_size_index(dev, 0, &size);
 741         ut_asserteq(0x8000, addr);
 742         ut_asserteq(0x1000, size);
 743
 744         paddr = map_physmem(addr, 0, MAP_NOCACHE);
 745         ut_assertnonnull(paddr);
 746         ut_asserteq_ptr(paddr, dev_remap_addr_index(dev, 0));
 747
 748         return 0;
 749 }
 750 DM_TEST(dm_test_fdt_remap_addr_index_live,
 751         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 752
 753 static int dm_test_fdt_remap_addr_name_live(struct unit_test_state *uts)
 754 {
 755         struct udevice *dev;
 756         fdt_addr_t addr;
 757         fdt_size_t size;
 758         void *paddr;
 759
 760         ut_assertok(uclass_find_device_by_seq(UCLASS_TEST_DUMMY, 0, true, &dev));
 761
 762         addr = dev_read_addr_size_name(dev, "sandbox-dummy-0", &size);
 763         ut_asserteq(0x8000, addr);
 764         ut_asserteq(0x1000, size);
 765
 766         paddr = map_physmem(addr, 0, MAP_NOCACHE);
 767         ut_assertnonnull(paddr);
 768         ut_asserteq_ptr(paddr, dev_remap_addr_name(dev, "sandbox-dummy-0"));
 769
 770         return 0;
 771 }
 772 DM_TEST(dm_test_fdt_remap_addr_name_live,
 773         UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 774
 775 static int dm_test_fdt_livetree_writing(struct unit_test_state *uts)
 776 {
 777         struct udevice *dev;
 778         ofnode node;
 779
 780         if (!of_live_active()) {
 781                 printf("Live tree not active; ignore test\n");
 782                 return 0;
 783         }
 784
 785         /* Test enabling devices */
 786
 787         node = ofnode_path("/usb@2");
 788
 789         ut_assert(!of_device_is_available(ofnode_to_np(node)));
 790         ofnode_set_enabled(node, true);
 791         ut_assert(of_device_is_available(ofnode_to_np(node)));
 792
 793         device_bind_driver_to_node(dm_root(), "usb_sandbox", "usb@2", node,
 794                                    &dev);
 795         ut_assertok(uclass_find_device_by_seq(UCLASS_USB, 2, true, &dev));
 796
 797         /* Test string property setting */
 798
 799         ut_assert(device_is_compatible(dev, "sandbox,usb"));
 800         ofnode_write_string(node, "compatible", "gdsys,super-usb");
 801         ut_assert(device_is_compatible(dev, "gdsys,super-usb"));
 802         ofnode_write_string(node, "compatible", "sandbox,usb");
 803         ut_assert(device_is_compatible(dev, "sandbox,usb"));
 804
 805         /* Test setting generic properties */
 806
 807         /* Non-existent in DTB */
 808         ut_asserteq(FDT_ADDR_T_NONE, dev_read_addr(dev));
 809         /* reg = 0x42, size = 0x100 */
 810         ut_assertok(ofnode_write_prop(node, "reg", 8,
 811                                       "\x00\x00\x00\x42\x00\x00\x01\x00"));
 812         ut_asserteq(0x42, dev_read_addr(dev));
 813
 814         /* Test disabling devices */
 815
 816         device_remove(dev, DM_REMOVE_NORMAL);
 817         device_unbind(dev);
 818
 819         ut_assert(of_device_is_available(ofnode_to_np(node)));
 820         ofnode_set_enabled(node, false);
 821         ut_assert(!of_device_is_available(ofnode_to_np(node)));
 822
 823         return 0;
 824 }
 825 DM_TEST(dm_test_fdt_livetree_writing, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 826
 827 static int dm_test_fdt_disable_enable_by_path(struct unit_test_state *uts)
 828 {
 829         ofnode node;
 830
 831         if (!of_live_active()) {
 832                 printf("Live tree not active; ignore test\n");
 833                 return 0;
 834         }
 835
 836         node = ofnode_path("/usb@2");
 837
 838         /* Test enabling devices */
 839
 840         ut_assert(!of_device_is_available(ofnode_to_np(node)));
 841         dev_enable_by_path("/usb@2");
 842         ut_assert(of_device_is_available(ofnode_to_np(node)));
 843
 844         /* Test disabling devices */
 845
 846         ut_assert(of_device_is_available(ofnode_to_np(node)));
 847         dev_disable_by_path("/usb@2");
 848         ut_assert(!of_device_is_available(ofnode_to_np(node)));
 849
 850         return 0;
 851 }
 852 DM_TEST(dm_test_fdt_disable_enable_by_path, UT_TESTF_SCAN_PDATA |
 853                                             UT_TESTF_SCAN_FDT);
 854
 855 /* Test a few uclass phandle functions */
 856 static int dm_test_fdt_phandle(struct unit_test_state *uts)
 857 {
 858         struct udevice *back, *dev, *dev2;
 859
 860         ut_assertok(uclass_find_first_device(UCLASS_PANEL_BACKLIGHT, &back));
 861         ut_assertnonnull(back);
 862         ut_asserteq(-ENOENT, uclass_find_device_by_phandle(UCLASS_REGULATOR,
 863                                                         back, "missing", &dev));
 864         ut_assertok(uclass_find_device_by_phandle(UCLASS_REGULATOR, back,
 865                                                   "power-supply", &dev));
 866         ut_assertnonnull(dev);
 867         ut_asserteq(0, device_active(dev));
 868         ut_asserteq_str("ldo1", dev->name);
 869         ut_assertok(uclass_get_device_by_phandle(UCLASS_REGULATOR, back,
 870                                                  "power-supply", &dev2));
 871         ut_asserteq_ptr(dev, dev2);
 872
 873         return 0;
 874 }
 875 DM_TEST(dm_test_fdt_phandle, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 876
 877 /* Test device_find_first_child_by_uclass() */
 878 static int dm_test_first_child(struct unit_test_state *uts)
 879 {
 880         struct udevice *i2c, *dev, *dev2;
 881
 882         ut_assertok(uclass_first_device_err(UCLASS_I2C, &i2c));
 883         ut_assertok(device_find_first_child_by_uclass(i2c, UCLASS_RTC, &dev));
 884         ut_asserteq_str("rtc@43", dev->name);
 885         ut_assertok(device_find_child_by_name(i2c, "rtc@43", &dev2));
 886         ut_asserteq_ptr(dev, dev2);
 887         ut_assertok(device_find_child_by_name(i2c, "rtc@61", &dev2));
 888         ut_asserteq_str("rtc@61", dev2->name);
 889
 890         ut_assertok(device_find_first_child_by_uclass(i2c, UCLASS_I2C_EEPROM,
 891                                                       &dev));
 892         ut_asserteq_str("eeprom@2c", dev->name);
 893         ut_assertok(device_find_child_by_name(i2c, "eeprom@2c", &dev2));
 894         ut_asserteq_ptr(dev, dev2);
 895
 896         ut_asserteq(-ENODEV, device_find_first_child_by_uclass(i2c,
 897                                                         UCLASS_VIDEO, &dev));
 898         ut_asserteq(-ENODEV, device_find_child_by_name(i2c, "missing", &dev));
 899
 900         return 0;
 901 }
 902 DM_TEST(dm_test_first_child, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 903
 904 /* Test integer functions in dm_read_...() */
 905 static int dm_test_read_int(struct unit_test_state *uts)
 906 {
 907         struct udevice *dev;
 908         u32 val32;
 909         s32 sval;
 910         uint val;
 911         u64 val64;
 912
 913         ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
 914         ut_asserteq_str("a-test", dev->name);
 915         ut_assertok(dev_read_u32(dev, "int-value", &val32));
 916         ut_asserteq(1234, val32);
 917
 918         ut_asserteq(-EINVAL, dev_read_u32(dev, "missing", &val32));
 919         ut_asserteq(6, dev_read_u32_default(dev, "missing", 6));
 920
 921         ut_asserteq(1234, dev_read_u32_default(dev, "int-value", 6));
 922         ut_asserteq(1234, val32);
 923
 924         ut_asserteq(-EINVAL, dev_read_s32(dev, "missing", &sval));
 925         ut_asserteq(6, dev_read_s32_default(dev, "missing", 6));
 926
 927         ut_asserteq(-1234, dev_read_s32_default(dev, "uint-value", 6));
 928         ut_assertok(dev_read_s32(dev, "uint-value", &sval));
 929         ut_asserteq(-1234, sval);
 930
 931         val = 0;
 932         ut_asserteq(-EINVAL, dev_read_u32u(dev, "missing", &val));
 933         ut_assertok(dev_read_u32u(dev, "uint-value", &val));
 934         ut_asserteq(-1234, val);
 935
 936         ut_assertok(dev_read_u64(dev, "int64-value", &val64));
 937         ut_asserteq_64(0x1111222233334444, val64);
 938
 939         ut_asserteq_64(-EINVAL, dev_read_u64(dev, "missing", &val64));
 940         ut_asserteq_64(6, dev_read_u64_default(dev, "missing", 6));
 941
 942         ut_asserteq_64(0x1111222233334444,
 943                        dev_read_u64_default(dev, "int64-value", 6));
 944
 945         return 0;
 946 }
 947 DM_TEST(dm_test_read_int, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 948
 949 static int dm_test_read_int_index(struct unit_test_state *uts)
 950 {
 951         struct udevice *dev;
 952         u32 val32;
 953
 954         ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
 955         ut_asserteq_str("a-test", dev->name);
 956
 957         ut_asserteq(-EINVAL, dev_read_u32_index(dev, "missing", 0, &val32));
 958         ut_asserteq(19, dev_read_u32_index_default(dev, "missing", 0, 19));
 959
 960         ut_assertok(dev_read_u32_index(dev, "int-array", 0, &val32));
 961         ut_asserteq(5678, val32);
 962         ut_assertok(dev_read_u32_index(dev, "int-array", 1, &val32));
 963         ut_asserteq(9123, val32);
 964         ut_assertok(dev_read_u32_index(dev, "int-array", 2, &val32));
 965         ut_asserteq(4567, val32);
 966         ut_asserteq(-EOVERFLOW, dev_read_u32_index(dev, "int-array", 3,
 967                                                    &val32));
 968
 969         ut_asserteq(5678, dev_read_u32_index_default(dev, "int-array", 0, 2));
 970         ut_asserteq(9123, dev_read_u32_index_default(dev, "int-array", 1, 2));
 971         ut_asserteq(4567, dev_read_u32_index_default(dev, "int-array", 2, 2));
 972         ut_asserteq(2, dev_read_u32_index_default(dev, "int-array", 3, 2));
 973
 974         return 0;
 975 }
 976 DM_TEST(dm_test_read_int_index, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
 977
 978 static int dm_test_read_phandle(struct unit_test_state *uts)
 979 {
 980         struct udevice *dev;
 981         struct ofnode_phandle_args args;
 982         int ret;
 983         const char prop[] = "test-gpios";
 984         const char cell[] = "#gpio-cells";
 985         const char prop2[] = "phandle-value";
 986
 987         ut_assertok(uclass_first_device_err(UCLASS_TEST_FDT, &dev));
 988         ut_asserteq_str("a-test", dev->name);
 989
 990         /* Test dev_count_phandle_with_args with cell name */
 991         ret = dev_count_phandle_with_args(dev, "missing", cell, 0);
 992         ut_asserteq(-ENOENT, ret);
 993         ret = dev_count_phandle_with_args(dev, prop, "#invalid", 0);
 994         ut_asserteq(-EINVAL, ret);
 995         ut_asserteq(5, dev_count_phandle_with_args(dev, prop, cell, 0));
 996
 997         /* Test dev_read_phandle_with_args with cell name */
 998         ret = dev_read_phandle_with_args(dev, "missing", cell, 0, 0, &args);
 999         ut_asserteq(-ENOENT, ret);
1000         ret = dev_read_phandle_with_args(dev, prop, "#invalid", 0, 0, &args);
1001         ut_asserteq(-EINVAL, ret);
1002         ut_assertok(dev_read_phandle_with_args(dev, prop, cell, 0, 0, &args));
1003         ut_asserteq(1, args.args_count);
1004         ut_asserteq(1, args.args[0]);
1005         ut_assertok(dev_read_phandle_with_args(dev, prop, cell, 0, 1, &args));
1006         ut_asserteq(1, args.args_count);
1007         ut_asserteq(4, args.args[0]);
1008         ut_assertok(dev_read_phandle_with_args(dev, prop, cell, 0, 2, &args));
1009         ut_asserteq(5, args.args_count);
1010         ut_asserteq(5, args.args[0]);
1011         ut_asserteq(1, args.args[4]);
1012         ret = dev_read_phandle_with_args(dev, prop, cell, 0, 3, &args);
1013         ut_asserteq(-ENOENT, ret);
1014         ut_assertok(dev_read_phandle_with_args(dev, prop, cell, 0, 4, &args));
1015         ut_asserteq(1, args.args_count);
1016         ut_asserteq(12, args.args[0]);
1017         ret = dev_read_phandle_with_args(dev, prop, cell, 0, 5, &args);
1018         ut_asserteq(-ENOENT, ret);
1019
1020         /* Test dev_count_phandle_with_args with cell count */
1021         ret = dev_count_phandle_with_args(dev, "missing", NULL, 2);
1022         ut_asserteq(-ENOENT, ret);
1023         ut_asserteq(3, dev_count_phandle_with_args(dev, prop2, NULL, 1));
1024
1025         /* Test dev_read_phandle_with_args with cell count */
1026         ut_assertok(dev_read_phandle_with_args(dev, prop2, NULL, 1, 0, &args));
1027         ut_asserteq(1, ofnode_valid(args.node));
1028         ut_asserteq(1, args.args_count);
1029         ut_asserteq(10, args.args[0]);
1030         ret = dev_read_phandle_with_args(dev, prop2, NULL, 1, 1, &args);
1031         ut_asserteq(-EINVAL, ret);
1032         ut_assertok(dev_read_phandle_with_args(dev, prop2, NULL, 1, 2, &args));
1033         ut_asserteq(1, ofnode_valid(args.node));
1034         ut_asserteq(1, args.args_count);
1035         ut_asserteq(30, args.args[0]);
1036         ret = dev_read_phandle_with_args(dev, prop2, NULL, 1, 3, &args);
1037         ut_asserteq(-ENOENT, ret);
1038
1039         return 0;
1040 }
1041 DM_TEST(dm_test_read_phandle, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
1042
1043 /* Test iteration through devices by drvdata */
1044 static int dm_test_uclass_drvdata(struct unit_test_state *uts)
1045 {
1046         struct udevice *dev;
1047
1048         ut_assertok(uclass_first_device_drvdata(UCLASS_TEST_FDT,
1049                                                 DM_TEST_TYPE_FIRST, &dev));
1050         ut_asserteq_str("a-test", dev->name);
1051
1052         ut_assertok(uclass_first_device_drvdata(UCLASS_TEST_FDT,
1053                                                 DM_TEST_TYPE_SECOND, &dev));
1054         ut_asserteq_str("d-test", dev->name);
1055
1056         ut_asserteq(-ENODEV, uclass_first_device_drvdata(UCLASS_TEST_FDT,
1057                                                          DM_TEST_TYPE_COUNT,
1058                                                          &dev));
1059
1060         return 0;
1061 }
1062 DM_TEST(dm_test_uclass_drvdata, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
1063
1064 /* Test device_first_child_ofdata_err(), etc. */
1065 static int dm_test_child_ofdata(struct unit_test_state *uts)
1066 {
1067         struct udevice *bus, *dev;
1068         int count;
1069
1070         ut_assertok(uclass_first_device_err(UCLASS_TEST_BUS, &bus));
1071         count = 0;
1072         device_foreach_child_of_to_plat(dev, bus) {
1073                 ut_assert(dev->flags & DM_FLAG_PLATDATA_VALID);
1074                 ut_assert(!(dev->flags & DM_FLAG_ACTIVATED));
1075                 count++;
1076         }
1077         ut_asserteq(3, count);
1078
1079         return 0;
1080 }
1081 DM_TEST(dm_test_child_ofdata, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
1082
1083 /* Test device_first_child_err(), etc. */
1084 static int dm_test_first_child_probe(struct unit_test_state *uts)
1085 {
1086         struct udevice *bus, *dev;
1087         int count;
1088
1089         ut_assertok(uclass_first_device_err(UCLASS_TEST_BUS, &bus));
1090         count = 0;
1091         device_foreach_child_probe(dev, bus) {
1092                 ut_assert(dev->flags & DM_FLAG_PLATDATA_VALID);
1093                 ut_assert(dev->flags & DM_FLAG_ACTIVATED);
1094                 count++;
1095         }
1096         ut_asserteq(3, count);
1097
1098         return 0;
1099 }
1100 DM_TEST(dm_test_first_child_probe, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
1101
1102 /* Test that ofdata is read for parents before children */
1103 static int dm_test_ofdata_order(struct unit_test_state *uts)
1104 {
1105         struct udevice *bus, *dev;
1106
1107         ut_assertok(uclass_find_first_device(UCLASS_I2C, &bus));
1108         ut_assertnonnull(bus);
1109         ut_assert(!(bus->flags & DM_FLAG_PLATDATA_VALID));
1110
1111         ut_assertok(device_find_first_child(bus, &dev));
1112         ut_assertnonnull(dev);
1113         ut_assert(!(dev->flags & DM_FLAG_PLATDATA_VALID));
1114
1115         /* read the child's ofdata which should cause the parent's to be read */
1116         ut_assertok(device_of_to_plat(dev));
1117         ut_assert(dev->flags & DM_FLAG_PLATDATA_VALID);
1118         ut_assert(bus->flags & DM_FLAG_PLATDATA_VALID);
1119
1120         ut_assert(!(dev->flags & DM_FLAG_ACTIVATED));
1121         ut_assert(!(bus->flags & DM_FLAG_ACTIVATED));
1122
1123         return 0;
1124 }
1125 DM_TEST(dm_test_ofdata_order, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);