1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2015 Google, Inc
4 */
5
6 #include <common.h>
7 #include <dm.h>
8 #include <mmc.h>
9 #include <part.h>
10 #include <dm/test.h>
11 #include <test/test.h>
12 #include <test/ut.h>
13
14 /*
15 * Basic test of the mmc uclass. We could expand this by implementing an MMC
16 * stack for sandbox, or at least implementing the basic operation.
17 */
dm_test_mmc_base(struct unit_test_state * uts)18 static int dm_test_mmc_base(struct unit_test_state *uts)
19 {
20 struct udevice *dev;
21
22 ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
23
24 return 0;
25 }
26 DM_TEST(dm_test_mmc_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
27
dm_test_mmc_blk(struct unit_test_state * uts)28 static int dm_test_mmc_blk(struct unit_test_state *uts)
29 {
30 struct udevice *dev;
31 struct blk_desc *dev_desc;
32 int i;
33 char write[1024], read[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 /* Write a few blocks and verify that we get the same data back */
39 ut_asserteq(512, dev_desc->blksz);
40 for (i = 0; i < sizeof(write); i++)
41 write[i] = i;
42 ut_asserteq(2, blk_dwrite(dev_desc, 0, 2, write));
43 ut_asserteq(2, blk_dread(dev_desc, 0, 2, read));
44 ut_asserteq_mem(write, read, sizeof(write));
45
46 /* Now erase them */
47 memset(write, '\0', sizeof(write));
48 ut_asserteq(2, blk_derase(dev_desc, 0, 2));
49 ut_asserteq(2, blk_dread(dev_desc, 0, 2, read));
50 ut_asserteq_mem(write, read, sizeof(write));
51
52 return 0;
53 }
54 DM_TEST(dm_test_mmc_blk, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
55