test: Add tests for CPU uclass
Add a sandbox CPU driver, and some tests for the CPU uclass.
Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/test/dm/cpu.c b/test/dm/cpu.c
new file mode 100644
index 0000000..f5f1cae
--- /dev/null
+++ b/test/dm/cpu.c
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2018
+ * Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <dm/test.h>
+#include <dm/uclass-internal.h>
+#include <cpu.h>
+#include <test/ut.h>
+
+static int dm_test_cpu(struct unit_test_state *uts)
+{
+ struct udevice *dev;
+ char text[128];
+ struct cpu_info info;
+
+ ut_assertok(cpu_probe_all());
+
+ /* Check that cpu_probe_all really activated all CPUs */
+ for (uclass_find_first_device(UCLASS_CPU, &dev);
+ dev;
+ uclass_find_next_device(&dev))
+ ut_assert(dev->flags & DM_FLAG_ACTIVATED);
+
+ ut_assertok(uclass_get_device_by_name(UCLASS_CPU, "cpu-test1", &dev));
+
+ ut_assertok(cpu_get_desc(dev, text, sizeof(text)));
+ ut_assertok(strcmp(text, "LEG Inc. SuperMegaUltraTurbo CPU No. 1"));
+
+ ut_assertok(cpu_get_info(dev, &info));
+ ut_asserteq(info.cpu_freq, 42 * 42 * 42 * 42 * 42);
+ ut_asserteq(info.features, 0x42424242);
+
+ ut_asserteq(cpu_get_count(dev), 42);
+
+ ut_assertok(cpu_get_vendor(dev, text, sizeof(text)));
+ ut_assertok(strcmp(text, "Languid Example Garbage Inc."));
+
+ return 0;
+}
+
+DM_TEST(dm_test_cpu, DM_TESTF_SCAN_FDT);