Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2015 Google, Inc |
| 3 | * |
| 4 | * SPDX-License-Identifier: GPL-2.0+ |
| 5 | */ |
| 6 | |
| 7 | #include <common.h> |
Simon Glass | 24b852a | 2015-11-08 23:47:45 -0700 | [diff] [blame] | 8 | #include <console.h> |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 9 | #include <dm.h> |
| 10 | #include <usb.h> |
| 11 | #include <asm/io.h> |
Simon Glass | 3884c98 | 2015-11-08 23:47:44 -0700 | [diff] [blame] | 12 | #include <asm/state.h> |
| 13 | #include <dm/device-internal.h> |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 14 | #include <dm/test.h> |
Simon Glass | 431cbd6 | 2015-11-08 23:48:01 -0700 | [diff] [blame^] | 15 | #include <dm/uclass-internal.h> |
Joe Hershberger | e721b88 | 2015-05-20 14:27:27 -0500 | [diff] [blame] | 16 | #include <test/ut.h> |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 17 | |
Simon Glass | 431cbd6 | 2015-11-08 23:48:01 -0700 | [diff] [blame^] | 18 | DECLARE_GLOBAL_DATA_PTR; |
| 19 | |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 20 | /* Test that sandbox USB works correctly */ |
Joe Hershberger | e721b88 | 2015-05-20 14:27:27 -0500 | [diff] [blame] | 21 | static int dm_test_usb_base(struct unit_test_state *uts) |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 22 | { |
| 23 | struct udevice *bus; |
| 24 | |
| 25 | ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_USB, 0, &bus)); |
| 26 | ut_assertok(uclass_get_device(UCLASS_USB, 0, &bus)); |
| 27 | ut_asserteq(-ENODEV, uclass_get_device_by_seq(UCLASS_USB, 2, &bus)); |
| 28 | |
| 29 | return 0; |
| 30 | } |
| 31 | DM_TEST(dm_test_usb_base, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 32 | |
| 33 | /* |
| 34 | * Test that we can use the flash stick. This is more of a functional test. It |
| 35 | * covers scanning the bug, setting up a hub and a flash stick and reading |
| 36 | * data from the flash stick. |
| 37 | */ |
Joe Hershberger | e721b88 | 2015-05-20 14:27:27 -0500 | [diff] [blame] | 38 | static int dm_test_usb_flash(struct unit_test_state *uts) |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 39 | { |
| 40 | struct udevice *dev; |
| 41 | block_dev_desc_t *dev_desc; |
| 42 | char cmp[1024]; |
| 43 | |
Simon Glass | 3884c98 | 2015-11-08 23:47:44 -0700 | [diff] [blame] | 44 | state_set_skip_delays(true); |
Simon Glass | e00cb22 | 2015-03-25 12:23:05 -0600 | [diff] [blame] | 45 | ut_assertok(usb_init()); |
| 46 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev)); |
| 47 | ut_assertok(get_device("usb", "0", &dev_desc)); |
| 48 | |
| 49 | /* Read a few blocks and look for the string we expect */ |
| 50 | ut_asserteq(512, dev_desc->blksz); |
| 51 | memset(cmp, '\0', sizeof(cmp)); |
| 52 | ut_asserteq(2, dev_desc->block_read(dev_desc->dev, 0, 2, cmp)); |
| 53 | ut_assertok(strcmp(cmp, "this is a test")); |
| 54 | |
| 55 | return 0; |
| 56 | } |
| 57 | DM_TEST(dm_test_usb_flash, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
Simon Glass | 431cbd6 | 2015-11-08 23:48:01 -0700 | [diff] [blame^] | 58 | |
| 59 | /* test that we can handle multiple storage devices */ |
| 60 | static int dm_test_usb_multi(struct unit_test_state *uts) |
| 61 | { |
| 62 | struct udevice *dev; |
| 63 | |
| 64 | state_set_skip_delays(true); |
| 65 | ut_assertok(usb_init()); |
| 66 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev)); |
| 67 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 1, &dev)); |
| 68 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 2, &dev)); |
| 69 | |
| 70 | return 0; |
| 71 | } |
| 72 | DM_TEST(dm_test_usb_multi, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 73 | |
| 74 | static int count_usb_devices(void) |
| 75 | { |
| 76 | struct udevice *hub; |
| 77 | struct uclass *uc; |
| 78 | int count = 0; |
| 79 | int ret; |
| 80 | |
| 81 | ret = uclass_get(UCLASS_USB_HUB, &uc); |
| 82 | if (ret) |
| 83 | return ret; |
| 84 | |
| 85 | uclass_foreach_dev(hub, uc) { |
| 86 | struct udevice *dev; |
| 87 | |
| 88 | count++; |
| 89 | for (device_find_first_child(hub, &dev); |
| 90 | dev; |
| 91 | device_find_next_child(&dev)) { |
| 92 | count++; |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | return count; |
| 97 | } |
| 98 | |
| 99 | /* test that we can remove an emulated device and it is then not found */ |
| 100 | static int dm_test_usb_remove(struct unit_test_state *uts) |
| 101 | { |
| 102 | struct udevice *dev, *emul; |
| 103 | |
| 104 | /* Scan and check that all devices are present */ |
| 105 | state_set_skip_delays(true); |
| 106 | ut_assertok(usb_init()); |
| 107 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev)); |
| 108 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 1, &dev)); |
| 109 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 2, &dev)); |
| 110 | ut_asserteq(5, count_usb_devices()); |
| 111 | ut_assertok(usb_stop()); |
| 112 | ut_asserteq(5, count_usb_devices()); |
| 113 | |
| 114 | /* Remove the second emulation device */ |
| 115 | ut_assertok(uclass_find_device_by_name(UCLASS_USB_EMUL, "flash-stick@1", |
| 116 | &dev)); |
| 117 | ut_assertok(device_unbind(dev)); |
| 118 | |
| 119 | /* Rescan - only the first and third should be present */ |
| 120 | ut_assertok(usb_init()); |
| 121 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 0, &dev)); |
| 122 | ut_assertok(usb_emul_find_for_dev(dev, &emul)); |
| 123 | ut_asserteq_str("flash-stick@0", emul->name); |
| 124 | ut_assertok(uclass_get_device(UCLASS_MASS_STORAGE, 1, &dev)); |
| 125 | ut_assertok(usb_emul_find_for_dev(dev, &emul)); |
| 126 | ut_asserteq_str("flash-stick@2", emul->name); |
| 127 | |
| 128 | ut_asserteq(-ENODEV, uclass_get_device(UCLASS_MASS_STORAGE, 2, &dev)); |
| 129 | |
| 130 | ut_asserteq(4, count_usb_devices()); |
| 131 | ut_assertok(usb_stop()); |
| 132 | ut_asserteq(4, count_usb_devices()); |
| 133 | |
| 134 | return 0; |
| 135 | } |
| 136 | DM_TEST(dm_test_usb_remove, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 137 | |
| 138 | const char usb_tree_base[] = |
| 139 | " 1 Hub (12 Mb/s, 100mA)\n" |
| 140 | " | sandbox hub 2345\n" |
| 141 | " |\n" |
| 142 | " |\b+-2 Mass Storage (12 Mb/s, 100mA)\n" |
| 143 | " | sandbox flash flash-stick@0\n" |
| 144 | " | \n" |
| 145 | " |\b+-3 Mass Storage (12 Mb/s, 100mA)\n" |
| 146 | " | sandbox flash flash-stick@1\n" |
| 147 | " | \n" |
| 148 | " |\b+-4 Mass Storage (12 Mb/s, 100mA)\n" |
| 149 | " sandbox flash flash-stick@2\n" |
| 150 | " \n"; |
| 151 | |
| 152 | /* test that the 'usb tree' command output looks correct */ |
| 153 | static int dm_test_usb_tree(struct unit_test_state *uts) |
| 154 | { |
| 155 | char *data; |
| 156 | int len; |
| 157 | |
| 158 | state_set_skip_delays(true); |
| 159 | ut_assertok(usb_init()); |
| 160 | console_record_reset_enable(); |
| 161 | usb_show_tree(); |
| 162 | len = membuff_getraw(&gd->console_out, -1, true, &data); |
| 163 | if (len) |
| 164 | data[len] = '\0'; |
| 165 | ut_asserteq_str(usb_tree_base, data); |
| 166 | ut_assertok(usb_stop()); |
| 167 | |
| 168 | return 0; |
| 169 | } |
| 170 | DM_TEST(dm_test_usb_tree, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |
| 171 | |
| 172 | const char usb_tree_remove[] = |
| 173 | " 1 Hub (12 Mb/s, 100mA)\n" |
| 174 | " | sandbox hub 2345\n" |
| 175 | " |\n" |
| 176 | " |\b+-2 Mass Storage (12 Mb/s, 100mA)\n" |
| 177 | " | sandbox flash flash-stick@0\n" |
| 178 | " | \n" |
| 179 | " |\b+-3 Mass Storage (12 Mb/s, 100mA)\n" |
| 180 | " sandbox flash flash-stick@2\n" |
| 181 | " \n"; |
| 182 | |
| 183 | /* |
| 184 | * test that the 'usb tree' command output looks correct when we remove a |
| 185 | * device |
| 186 | */ |
| 187 | static int dm_test_usb_tree_remove(struct unit_test_state *uts) |
| 188 | { |
| 189 | struct udevice *dev; |
| 190 | char *data; |
| 191 | int len; |
| 192 | |
| 193 | /* Remove the second emulation device */ |
| 194 | ut_assertok(uclass_find_device_by_name(UCLASS_USB_EMUL, "flash-stick@1", |
| 195 | &dev)); |
| 196 | ut_assertok(device_unbind(dev)); |
| 197 | |
| 198 | state_set_skip_delays(true); |
| 199 | ut_assertok(usb_init()); |
| 200 | console_record_reset_enable(); |
| 201 | usb_show_tree(); |
| 202 | len = membuff_getraw(&gd->console_out, -1, true, &data); |
| 203 | if (len) |
| 204 | data[len] = '\0'; |
| 205 | ut_asserteq_str(usb_tree_remove, data); |
| 206 | ut_assertok(usb_stop()); |
| 207 | |
| 208 | return 0; |
| 209 | } |
| 210 | DM_TEST(dm_test_usb_tree_remove, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |