xref: /openbmc/u-boot/test/dm/cpu.c (revision 9dc8d155)
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 <common.h>
8 #include <dm.h>
9 #include <dm/test.h>
10 #include <dm/uclass-internal.h>
11 #include <cpu.h>
12 #include <test/ut.h>
13 
dm_test_cpu(struct unit_test_state * uts)14 static int dm_test_cpu(struct unit_test_state *uts)
15 {
16 	struct udevice *dev;
17 	char text[128];
18 	struct cpu_info info;
19 
20 	ut_assertok(cpu_probe_all());
21 
22 	/* Check that cpu_probe_all really activated all CPUs */
23 	for (uclass_find_first_device(UCLASS_CPU, &dev);
24 	     dev;
25 	     uclass_find_next_device(&dev))
26 		ut_assert(dev->flags & DM_FLAG_ACTIVATED);
27 
28 	ut_assertok(uclass_get_device_by_name(UCLASS_CPU, "cpu-test1", &dev));
29 
30 	ut_assertok(cpu_get_desc(dev, text, sizeof(text)));
31 	ut_assertok(strcmp(text, "LEG Inc. SuperMegaUltraTurbo CPU No. 1"));
32 
33 	ut_assertok(cpu_get_info(dev, &info));
34 	ut_asserteq(info.cpu_freq, 42 * 42 * 42 * 42 * 42);
35 	ut_asserteq(info.features, 0x42424242);
36 
37 	ut_asserteq(cpu_get_count(dev), 42);
38 
39 	ut_assertok(cpu_get_vendor(dev, text, sizeof(text)));
40 	ut_assertok(strcmp(text, "Languid Example Garbage Inc."));
41 
42 	return 0;
43 }
44 
45 DM_TEST(dm_test_cpu, DM_TESTF_SCAN_FDT);
46