xref: /rk3399_rockchip-uboot/test/dm/usb.c (revision 3884c98c32cd5fb5b5b42185d5d0575659434bbf)
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 <usb.h>
10 #include <asm/io.h>
11 #include <asm/state.h>
12 #include <dm/device-internal.h>
13 #include <dm/test.h>
14 #include <test/ut.h>
15 
16 /* Test that sandbox USB works correctly */
17 static int dm_test_usb_base(struct unit_test_state *uts)
18 {
19 	struct udevice *bus;
20 
21 	ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_USB, 0, &bus));
22 	ut_assertok(uclass_get_device(UCLASS_USB, 0, &bus));
23 	ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_USB, 2, &bus));
24 
25 	return 0;
26 }
27 DM_TEST(dm_test_usb_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
28 
29 /*
30  * Test that we can use the flash stick. This is more of a functional test. It
31  * covers scanning the bug, setting up a hub and a flash stick and reading
32  * data from the flash stick.
33  */
34 static int dm_test_usb_flash(struct unit_test_state *uts)
35 {
36 	struct udevice *dev;
37 	block_dev_desc_t *dev_desc;
38 	char cmp[1024];
39 
40 	state_set_skip_delays(true);
41 	ut_assertok(usb_init());
42 	ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev));
43 	ut_assertok(get_device("usb", "0", &dev_desc));
44 
45 	/* Read a few blocks and look for the string we expect */
46 	ut_asserteq(512, dev_desc->blksz);
47 	memset(cmp, '\0', sizeof(cmp));
48 	ut_asserteq(2, dev_desc->block_read(dev_desc->dev, 0, 2, cmp));
49 	ut_assertok(strcmp(cmp, "this is a test"));
50 
51 	return 0;
52 }
53 DM_TEST(dm_test_usb_flash, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
54