mmc.c 1.4 KB

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