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| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/test/dm/rng.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/test/dm/rng.c')
| -rw-r--r-- | roms/u-boot/test/dm/rng.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/roms/u-boot/test/dm/rng.c b/roms/u-boot/test/dm/rng.c new file mode 100644 index 000000000..5b34c93ed --- /dev/null +++ b/roms/u-boot/test/dm/rng.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (c) 2019, Linaro Limited + */ + +#include <common.h> +#include <dm.h> +#include <log.h> +#include <rng.h> +#include <dm/test.h> +#include <test/ut.h> + +/* Basic test of the rng uclass */ +static int dm_test_rng_read(struct unit_test_state *uts) +{ + unsigned long rand1 = 0, rand2 = 0; + struct udevice *dev; + + ut_assertok(uclass_get_device(UCLASS_RNG, 0, &dev)); + ut_assertnonnull(dev); + ut_assertok(dm_rng_read(dev, &rand1, sizeof(rand1))); + ut_assertok(dm_rng_read(dev, &rand2, sizeof(rand2))); + ut_assert(rand1 != rand2); + + return 0; +} +DM_TEST(dm_test_rng_read, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); |