1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * (C) Copyright 2018
4 * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
5 */
6
7 #include <dm.h>
8 #include <log.h>
9 #include <dm/test.h>
10 #include <dm/uclass-internal.h>
11 #include <cpu.h>
12 #include <test/test.h>
13 #include <test/ut.h>
14
dm_test_cpu(struct unit_test_state * uts)15 static int dm_test_cpu(struct unit_test_state *uts)
16 {
17 struct udevice *dev;
18 char text[128];
19 struct cpu_info info;
20
21 ut_assertok(cpu_probe_all());
22
23 /* Check that cpu_probe_all really activated all CPUs */
24 for (uclass_find_first_device(UCLASS_CPU, &dev);
25 dev;
26 uclass_find_next_device(&dev))
27 ut_assert(dev_get_flags(dev) & DM_FLAG_ACTIVATED);
28
29 ut_assertok(uclass_get_device_by_name(UCLASS_CPU, "cpu@1", &dev));
30 ut_asserteq_ptr(cpu_get_current_dev(), dev);
31 ut_asserteq(cpu_is_current(dev), 1);
32
33 ut_assertok(cpu_get_desc(dev, text, sizeof(text)));
34 ut_assertok(strcmp(text, "LEG Inc. SuperMegaUltraTurbo CPU No. 1"));
35
36 ut_assertok(cpu_get_info(dev, &info));
37 ut_asserteq(info.cpu_freq, 42 * 42 * 42 * 42 * 42);
38 ut_asserteq(info.features, 0x42424242);
39 ut_asserteq(info.address_width, IS_ENABLED(CONFIG_PHYS_64BIT) ? 64 : 32);
40
41 ut_asserteq(cpu_get_count(dev), 42);
42
43 ut_assertok(cpu_get_vendor(dev, text, sizeof(text)));
44 ut_assertok(strcmp(text, "Languid Example Garbage Inc."));
45
46 ut_assertok(cpu_release_core(dev, 0));
47
48 return 0;
49 }
50 DM_TEST(dm_test_cpu, UTF_SCAN_FDT);
51