2 * Copyright (c) 2013 Google, Inc
4 * SPDX-License-Identifier: GPL-2.0+
13 #include <asm/state.h>
16 #include <dm/uclass-internal.h>
19 DECLARE_GLOBAL_DATA_PTR;
21 struct unit_test_state global_dm_test_state;
22 static struct dm_test_state _global_priv_dm_test_state;
24 /* Get ready for testing */
25 static int dm_test_init(struct unit_test_state *uts, bool of_live)
27 struct dm_test_state *dms = uts->priv;
29 memset(dms, '\0', sizeof(*dms));
31 memset(dm_testdrv_op_count, '\0', sizeof(dm_testdrv_op_count));
32 state_reset_for_test(state_get_current());
35 /* Determine whether to make the live tree available */
36 gd->of_root = of_live ? uts->of_root : NULL;
38 ut_assertok(dm_init(of_live));
39 dms->root = dm_root();
44 /* Ensure all the test devices are probed */
45 static int do_autoprobe(struct unit_test_state *uts)
50 /* Scanning the uclass is enough to probe all the devices */
51 for (ret = uclass_first_device(UCLASS_TEST, &dev);
53 ret = uclass_next_device(&dev))
59 static int dm_test_destroy(struct unit_test_state *uts)
63 for (id = 0; id < UCLASS_COUNT; id++) {
67 * If the uclass doesn't exist we don't want to create it. So
68 * check that here before we call uclass_find_device()/
73 ut_assertok(uclass_destroy(uc));
79 static int dm_do_test(struct unit_test_state *uts, struct unit_test *test,
82 struct sandbox_state *state = state_get_current();
83 const char *fname = strrchr(test->file, '/') + 1;
85 printf("Test: %s: %s%s\n", test->name, fname,
86 !of_live ? " (flat tree)" : "");
87 ut_assertok(dm_test_init(uts, of_live));
89 uts->start = mallinfo();
90 if (test->flags & DM_TESTF_SCAN_PDATA)
91 ut_assertok(dm_scan_platdata(false));
92 if (test->flags & DM_TESTF_PROBE_TEST)
93 ut_assertok(do_autoprobe(uts));
94 if (test->flags & DM_TESTF_SCAN_FDT)
95 ut_assertok(dm_scan_fdt(gd->fdt_blob, false));
98 * Silence the console and rely on console reocrding to get
101 console_record_reset();
102 if (!state->show_test_output)
103 gd->flags |= GD_FLG_SILENT;
105 gd->flags &= ~GD_FLG_SILENT;
106 state_set_skip_delays(false);
108 ut_assertok(dm_test_destroy(uts));
113 static int dm_test_main(const char *test_name)
115 struct unit_test *tests = ll_entry_start(struct unit_test, dm_test);
116 const int n_ents = ll_entry_count(struct unit_test, dm_test);
117 struct unit_test_state *uts = &global_dm_test_state;
118 struct unit_test *test;
121 uts->priv = &_global_priv_dm_test_state;
125 * If we have no device tree, or it only has a root node, then these
126 * tests clearly aren't going to work...
128 if (!gd->fdt_blob || fdt_next_node(gd->fdt_blob, 0, NULL) < 0) {
129 puts("Please run with test device tree:\n"
130 " ./u-boot -d arch/sandbox/dts/test.dtb\n");
131 ut_assert(gd->fdt_blob);
135 printf("Running %d driver model tests\n", n_ents);
138 #ifdef CONFIG_OF_LIVE
139 uts->of_root = gd->of_root;
141 for (test = tests; test < tests + n_ents; test++) {
142 const char *name = test->name;
144 /* All tests have this prefix */
145 if (!strncmp(name, "dm_test_", 8))
147 if (test_name && strcmp(test_name, name))
149 ut_assertok(dm_do_test(uts, test, false));
153 if (test_name && !run_count)
154 printf("Test '%s' not found\n", test_name);
156 printf("Failures: %d\n", uts->fail_count);
159 ut_assertok(dm_init(false));
160 dm_scan_platdata(false);
161 dm_scan_fdt(gd->fdt_blob, false);
163 return uts->fail_count ? CMD_RET_FAILURE : 0;
166 int do_ut_dm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
168 const char *test_name = NULL;
173 return dm_test_main(test_name);