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); 44