diff options
Diffstat (limited to 'test/dm/mmc.c')
| -rw-r--r-- | test/dm/mmc.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/test/dm/mmc.c b/test/dm/mmc.c index 4e5136c850..f744452ff2 100644 --- a/test/dm/mmc.c +++ b/test/dm/mmc.c @@ -29,16 +29,25 @@ static int dm_test_mmc_blk(struct unit_test_state *uts) { struct udevice *dev; struct blk_desc *dev_desc; - char cmp[1024]; + int i; + char write[1024], read[1024]; ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev)); ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc)); - /* Read a few blocks and look for the string we expect */ + /* Write a few blocks and verify that we get the same data back */ ut_asserteq(512, dev_desc->blksz); - memset(cmp, '\0', sizeof(cmp)); - ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp)); - ut_assertok(strcmp(cmp, "this is a test")); + for (i = 0; i < sizeof(write); i++) + write[i] = i; + ut_asserteq(2, blk_dwrite(dev_desc, 0, 2, write)); + ut_asserteq(2, blk_dread(dev_desc, 0, 2, read)); + ut_asserteq_mem(write, read, sizeof(write)); + + /* Now erase them */ + memset(write, '\0', sizeof(write)); + ut_asserteq(2, blk_derase(dev_desc, 0, 2)); + ut_asserteq(2, blk_dread(dev_desc, 0, 2, read)); + ut_asserteq_mem(write, read, sizeof(write)); return 0; } |