xref: /openbmc/u-boot/test/dm/cpu.c (revision 96c2961ba68e0baf463998301a09eddf76f462e6)
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  
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