test: fdtdec: test fdtdec_set_carveout()
Add a new test for fdtdec_set_carveout().
Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Drop blank line at EFO:
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/test/dm/fdtdec.c b/test/dm/fdtdec.c
new file mode 100644
index 0000000..b2f75b5
--- /dev/null
+++ b/test/dm/fdtdec.c
@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2020 NXP
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <dm/of_extra.h>
+#include <dm/test.h>
+#include <test/ut.h>
+
+static int dm_test_fdtdec_set_carveout(struct unit_test_state *uts)
+{
+ struct fdt_memory resv;
+ void *blob;
+ const fdt32_t *prop;
+ int blob_sz, len, offset;
+
+ blob_sz = fdt_totalsize(gd->fdt_blob) + 4096;
+ blob = malloc(blob_sz);
+ ut_assertnonnull(blob);
+
+ /* Make a writtable copy of the fdt blob */
+ ut_assertok(fdt_open_into(gd->fdt_blob, blob, blob_sz));
+
+ resv.start = 0x1000;
+ resv.end = 0x2000;
+ ut_assertok(fdtdec_set_carveout(blob, "/a-test",
+ "memory-region", 2, "test_resv1",
+ &resv));
+
+ resv.start = 0x10000;
+ resv.end = 0x20000;
+ ut_assertok(fdtdec_set_carveout(blob, "/a-test",
+ "memory-region", 1, "test_resv2",
+ &resv));
+
+ resv.start = 0x100000;
+ resv.end = 0x200000;
+ ut_assertok(fdtdec_set_carveout(blob, "/a-test",
+ "memory-region", 0, "test_resv3",
+ &resv));
+
+ offset = fdt_path_offset(blob, "/a-test");
+ ut_assert(offset > 0);
+ prop = fdt_getprop(blob, offset, "memory-region", &len);
+ ut_assertnonnull(prop);
+
+ ut_asserteq(len, 12);
+ ut_assert(fdt_node_offset_by_phandle(blob, fdt32_to_cpu(prop[0])) > 0);
+ ut_assert(fdt_node_offset_by_phandle(blob, fdt32_to_cpu(prop[1])) > 0);
+ ut_assert(fdt_node_offset_by_phandle(blob, fdt32_to_cpu(prop[2])) > 0);
+
+ free(blob);
+
+ return 0;
+}
+DM_TEST(dm_test_fdtdec_set_carveout,
+ DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT | DM_TESTF_FLAT_TREE);