test/dm/mmc.c

   1 /*
   2  * Copyright (C) 2015 Google, Inc
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <mmc.h>
  10 #include <dm/test.h>
  11 #include <test/ut.h>
  12
  13 DECLARE_GLOBAL_DATA_PTR;
  14
  15 /*
  16  * Basic test of the mmc uclass. We could expand this by implementing an MMC
  17  * stack for sandbox, or at least implementing the basic operation.
  18  */
  19 static int dm_test_mmc_base(struct unit_test_state *uts)
  20 {
  21         struct udevice *dev;
  22
  23         ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
  24
  25         return 0;
  26 }
  27 DM_TEST(dm_test_mmc_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
  28
  29 static int dm_test_mmc_blk(struct unit_test_state *uts)
  30 {
  31         struct udevice *dev;
  32         struct blk_desc *dev_desc;
  33         char cmp[1024];
  34
  35         ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
  36         ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc));
  37
  38         /* Read a few blocks and look for the string we expect */
  39         ut_asserteq(512, dev_desc->blksz);
  40         memset(cmp, '\0', sizeof(cmp));
  41         ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp));
  42         ut_assertok(strcmp(cmp, "this is a test"));
  43
  44         return 0;
  45 }
  46 DM_TEST(dm_test_mmc_blk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);