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test: dm: mmc: Check block erasing boundaries

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Verify that erasing blocks does not impact adjacent ones.
- Write four blocks [0 1 2 3]
- Erase two blocks [ 1 2 ]
- Verify [0 1 2 3 ]

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
This commit is contained in:
Loic Poulain 2023-01-26 10:24:19 +01:00 committed by Jaehoon Chung
parent 67642c1254
commit 94f40b9450
1 changed files with 7 additions and 7 deletions
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14
test/dm/mmc.c
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@ -30,7 +30,7 @@ static int dm_test_mmc_blk(struct unit_test_state *uts)
struct udevice *dev;
struct blk_desc *dev_desc;
int i;
char write[1024], read[1024];
char write[4 * 512], read[4 * 512];
ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc));
@ -39,14 +39,14 @@ static int dm_test_mmc_blk(struct unit_test_state *uts)
ut_asserteq(512, dev_desc->blksz);
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(4, blk_dwrite(dev_desc, 0, 4, write));
ut_asserteq(4, blk_dread(dev_desc, 0, 4, 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));
/* Now erase two of them [1 - 2] and verify all blocks */
memset(&write[512], '\0', 2 * 512);
ut_asserteq(2, blk_derase(dev_desc, 1, 2));
ut_asserteq(4, blk_dread(dev_desc, 0, 4, read));
ut_asserteq_mem(write, read, sizeof(write));
return 0;