diff options
author | David Gibson <dgibson@mulberryst.seuss> | 2007-06-14 15:05:55 +1000 |
---|---|---|
committer | David Gibson <dgibson@mulberryst.seuss> | 2007-06-14 15:05:55 +1000 |
commit | 12578976fe9cef82f0c08db3f9a4f550f5085ba4 (patch) | |
tree | cba2b4ddb05edb66e92e171076d0ea476e153e61 /tests/path_offset.c | |
parent | 400bd98a3a4177c8c399fd1270bf58cba43d1f35 (diff) | |
download | dtc-12578976fe9cef82f0c08db3f9a4f550f5085ba4.tar.gz |
Merge libfdt into dtc.
Having pulled the libfdt repository into dtc, merge the makefiles and
testsuites so that they build together usefully.
Diffstat (limited to 'tests/path_offset.c')
-rw-r--r-- | tests/path_offset.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/tests/path_offset.c b/tests/path_offset.c new file mode 100644 index 0000000..05b0c32 --- /dev/null +++ b/tests/path_offset.c @@ -0,0 +1,98 @@ +/* + * libfdt - Flat Device Tree manipulation + * Testcase for fdt_path_offset() + * Copyright (C) 2006 David Gibson, IBM Corporation. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either version 2.1 of + * the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <stdint.h> + +#include <fdt.h> +#include <libfdt.h> + +#include "tests.h" +#include "testdata.h" + +int check_subnode(void *fdt, int parent, const char *name) +{ + int offset; + struct fdt_node_header *nh; + uint32_t tag; + + verbose_printf("Checking subnode \"%s\" of %d...", name, parent); + offset = fdt_subnode_offset(fdt, parent, name); + verbose_printf("offset %d...", offset); + if (offset < 0) + FAIL("fdt_subnode_offset(\"%s\"): %s", name, fdt_strerror(offset)); + nh = fdt_offset_ptr_typed(fdt, offset, nh); + verbose_printf("pointer %p\n", nh); + if (! nh) + FAIL("NULL retrieving subnode \"%s\"", name); + + tag = fdt32_to_cpu(nh->tag); + + if (tag != FDT_BEGIN_NODE) + FAIL("Incorrect tag 0x%08x on property \"%s\"", tag, name); + if (!streq(nh->name, name)) + FAIL("Subnode name mismatch \"%s\" instead of \"%s\"", + nh->name, name); + + return offset; +} + +int main(int argc, char *argv[]) +{ + void *fdt; + int subnode1_offset, subnode2_offset; + int subnode1_offset_p, subnode2_offset_p; + int subsubnode1_offset, subsubnode2_offset; + int subsubnode1_offset_p, subsubnode2_offset_p; + + test_init(argc, argv); + fdt = load_blob_arg(argc, argv); + + subnode1_offset = check_subnode(fdt, 0, "subnode1"); + subnode2_offset = check_subnode(fdt, 0, "subnode2"); + + subnode1_offset_p = fdt_path_offset(fdt, "/subnode1"); + subnode2_offset_p = fdt_path_offset(fdt, "/subnode2"); + + if (subnode1_offset != subnode1_offset_p) + FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)", + subnode1_offset, subnode1_offset_p); + + if (subnode2_offset != subnode2_offset_p) + FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)", + subnode2_offset, subnode2_offset_p); + + subsubnode1_offset = check_subnode(fdt, subnode1_offset, "subsubnode"); + subsubnode2_offset = check_subnode(fdt, subnode2_offset, "subsubnode"); + + subsubnode1_offset_p = fdt_path_offset(fdt, "/subnode1/subsubnode"); + subsubnode2_offset_p = fdt_path_offset(fdt, "/subnode2/subsubnode"); + + if (subsubnode1_offset != subsubnode1_offset_p) + FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)", + subsubnode1_offset, subsubnode1_offset_p); + + if (subsubnode2_offset != subsubnode2_offset_p) + FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)", + subsubnode2_offset, subsubnode2_offset_p); + + PASS(); +} |