]> git.sur5r.net Git - u-boot/blob - test/dm/blk.c
sunxi: Enable eMMC on Libre Computer Board ALL-H3-CC boards
[u-boot] / test / dm / blk.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 <usb.h>
9 #include <asm/state.h>
10 #include <dm/test.h>
11 #include <test/ut.h>
12
13 DECLARE_GLOBAL_DATA_PTR;
14
15 /* Test that block devices can be created */
16 static int dm_test_blk_base(struct unit_test_state *uts)
17 {
18         struct udevice *blk, *usb_blk, *dev;
19
20         /* Make sure there are no block devices */
21         ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_BLK, 0, &blk));
22
23         /* Create two, one the parent of the other */
24         ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test",
25                                       IF_TYPE_HOST, 1, 512, 2, &blk));
26         ut_assertok(blk_create_device(blk, "usb_storage_blk", "test",
27                                       IF_TYPE_USB, 3, 512, 2, &usb_blk));
28
29         /* Check we can find them */
30         ut_asserteq(-ENODEV, blk_get_device(IF_TYPE_HOST, 0, &dev));
31         ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev));
32         ut_asserteq_ptr(blk, dev);
33
34         ut_asserteq(-ENODEV, blk_get_device(IF_TYPE_USB, 0, &dev));
35         ut_assertok(blk_get_device(IF_TYPE_USB, 3, &dev));
36         ut_asserteq_ptr(usb_blk, dev);
37
38         /* Check we can iterate */
39         ut_assertok(blk_first_device(IF_TYPE_HOST, &dev));
40         ut_asserteq_ptr(blk, dev);
41         ut_asserteq(-ENODEV, blk_next_device(&dev));
42
43         ut_assertok(blk_first_device(IF_TYPE_USB, &dev));
44         ut_asserteq_ptr(usb_blk, dev);
45         ut_asserteq(-ENODEV, blk_next_device(&dev));
46
47         return 0;
48 }
49 DM_TEST(dm_test_blk_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
50
51 static int count_blk_devices(void)
52 {
53         struct udevice *blk;
54         struct uclass *uc;
55         int count = 0;
56         int ret;
57
58         ret = uclass_get(UCLASS_BLK, &uc);
59         if (ret)
60                 return ret;
61
62         uclass_foreach_dev(blk, uc)
63                 count++;
64
65         return count;
66 }
67
68 /* Test that block devices work correctly with USB */
69 static int dm_test_blk_usb(struct unit_test_state *uts)
70 {
71         struct udevice *usb_dev, *dev;
72         struct blk_desc *dev_desc;
73
74         /* Get a flash device */
75         state_set_skip_delays(true);
76         ut_assertok(usb_init());
77         ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &usb_dev));
78         ut_assertok(blk_get_device_by_str("usb", "0", &dev_desc));
79
80         /* The parent should be a block device */
81         ut_assertok(blk_get_device(IF_TYPE_USB, 0, &dev));
82         ut_asserteq_ptr(usb_dev, dev_get_parent(dev));
83
84         /* Check we have one block device for each mass storage device */
85         ut_asserteq(6, count_blk_devices());
86
87         /* Now go around again, making sure the old devices were unbound */
88         ut_assertok(usb_stop());
89         ut_assertok(usb_init());
90         ut_asserteq(6, count_blk_devices());
91         ut_assertok(usb_stop());
92
93         return 0;
94 }
95 DM_TEST(dm_test_blk_usb, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
96
97 /* Test that we can find block devices without probing them */
98 static int dm_test_blk_find(struct unit_test_state *uts)
99 {
100         struct udevice *blk, *dev;
101
102         ut_assertok(blk_create_device(gd->dm_root, "sandbox_host_blk", "test",
103                                       IF_TYPE_HOST, 1, 512, 2, &blk));
104         ut_asserteq(-ENODEV, blk_find_device(IF_TYPE_HOST, 0, &dev));
105         ut_assertok(blk_find_device(IF_TYPE_HOST, 1, &dev));
106         ut_asserteq_ptr(blk, dev);
107         ut_asserteq(false, device_active(dev));
108
109         /* Now activate it */
110         ut_assertok(blk_get_device(IF_TYPE_HOST, 1, &dev));
111         ut_asserteq_ptr(blk, dev);
112         ut_asserteq(true, device_active(dev));
113
114         return 0;
115 }
116 DM_TEST(dm_test_blk_find, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
117
118 /* Test that block device numbering works as expected */
119 static int dm_test_blk_devnum(struct unit_test_state *uts)
120 {
121         struct udevice *dev, *mmc_dev, *parent;
122         int i;
123
124         /*
125          * Probe the devices, with the first one being probed last. This is the
126          * one with no alias / sequence numnber.
127          */
128         ut_assertok(uclass_get_device(UCLASS_MMC, 1, &dev));
129         ut_assertok(uclass_get_device(UCLASS_MMC, 2, &dev));
130         ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
131         for (i = 0; i < 3; i++) {
132                 struct blk_desc *desc;
133
134                 /* Check that the bblock device is attached */
135                 ut_assertok(uclass_get_device_by_seq(UCLASS_MMC, i, &mmc_dev));
136                 ut_assertok(blk_find_device(IF_TYPE_MMC, i, &dev));
137                 parent = dev_get_parent(dev);
138                 ut_asserteq_ptr(parent, mmc_dev);
139                 ut_asserteq(trailing_strtol(mmc_dev->name), i);
140
141                 /*
142                  * Check that the block device devnum matches its parent's
143                  * sequence number
144                  */
145                 desc = dev_get_uclass_platdata(dev);
146                 ut_asserteq(desc->devnum, i);
147         }
148
149         return 0;
150 }
151 DM_TEST(dm_test_blk_devnum, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
152
153 /* Test that we can get a block from its parent */
154 static int dm_test_blk_get_from_parent(struct unit_test_state *uts)
155 {
156         struct udevice *dev, *blk;
157
158         ut_assertok(uclass_get_device(UCLASS_MMC, 0, &dev));
159         ut_assertok(blk_get_from_parent(dev, &blk));
160
161         ut_assertok(uclass_get_device(UCLASS_I2C, 0, &dev));
162         ut_asserteq(-ENOTBLK, blk_get_from_parent(dev, &blk));
163
164         ut_assertok(uclass_get_device(UCLASS_GPIO, 0, &dev));
165         ut_asserteq(-ENODEV, blk_get_from_parent(dev, &blk));
166
167         return 0;
168 }
169 DM_TEST(dm_test_blk_get_from_parent, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);