xref: /openbmc/u-boot/test/dm/mmc.c (revision 7da8680b)
1 /*
2  * Copyright (C) 2015 Google, Inc
3  *
4  * SPDX-License-Identifier:	GPL-2.0+
5  */
6 
7 #include <common.h>
8 #include <dm.h>
9 #include <mmc.h>
10 #include <dm/test.h>
11 #include <test/ut.h>
12 
13 DECLARE_GLOBAL_DATA_PTR;
14 
15 /*
16  * Basic test of the mmc uclass. We could expand this by implementing an MMC
17  * stack for sandbox, or at least implementing the basic operation.
18  */
19 static int dm_test_mmc_base(struct unit_test_state *uts)
20 {
21 	struct udevice *dev;
22 
23 	ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
24 
25 	return 0;
26 }
27 DM_TEST(dm_test_mmc_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
28 
29 static int dm_test_mmc_blk(struct unit_test_state *uts)
30 {
31 	struct udevice *dev;
32 	struct blk_desc *dev_desc;
33 	char cmp[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 	/* Read a few blocks and look for the string we expect */
39 	ut_asserteq(512, dev_desc->blksz);
40 	memset(cmp, '\0', sizeof(cmp));
41 	ut_asserteq(2, blk_dread(dev_desc, 0, 2, cmp));
42 	ut_assertok(strcmp(cmp, "this is a test"));
43 
44 	return 0;
45 }
46 DM_TEST(dm_test_mmc_blk, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
47