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[oweals/u-boot.git] / test / dm / mmc.c
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 <dm/test.h>
10 #include <test/ut.h>
11
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
20         ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
21
22         return 0;
23 }
24 DM_TEST(dm_test_mmc_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
25
26 static int dm_test_mmc_blk(struct unit_test_state *uts)
27 {
28         struct udevice *dev;
29         struct blk_desc *dev_desc;
30         char cmp[1024];
31
32         ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
33         ut_assertok(blk_get_device_by_str("mmc", "0", &dev_desc));
34
35         /* Read a few blocks and look for the string we expect */
36         ut_asserteq(512, dev_desc->blksz);
37         memset(cmp, '\0', sizeof(cmp));
38         ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp));
39         ut_assertok(strcmp(cmp, "this is a test"));
40
41         return 0;
42 }
43 DM_TEST(dm_test_mmc_blk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);