You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
111 lines
3.8 KiB
111 lines
3.8 KiB
/* |
|
* 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 <libfdt.h> |
|
|
|
#include "tests.h" |
|
#include "testdata.h" |
|
|
|
static int check_subnode(void *fdt, int parent, const char *name) |
|
{ |
|
int offset; |
|
const 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(fdt, offset, sizeof(*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 (!nodename_eq(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 root_offset; |
|
int subnode1_offset, subnode2_offset; |
|
int subnode1_offset_p, subnode2_offset_p; |
|
int subsubnode1_offset, subsubnode2_offset, subsubnode2_offset2; |
|
int subsubnode1_offset_p, subsubnode2_offset_p, subsubnode2_offset2_p; |
|
|
|
test_init(argc, argv); |
|
fdt = load_blob_arg(argc, argv); |
|
|
|
root_offset = fdt_path_offset(fdt, "/"); |
|
if (root_offset < 0) |
|
FAIL("fdt_path_offset(\"/\") failed: %s", |
|
fdt_strerror(root_offset)); |
|
else if (root_offset != 0) |
|
FAIL("fdt_path_offset(\"/\") returns incorrect offset %d", |
|
root_offset); |
|
subnode1_offset = check_subnode(fdt, 0, "subnode@1"); |
|
subnode2_offset = check_subnode(fdt, 0, "subnode@2"); |
|
|
|
subnode1_offset_p = fdt_path_offset(fdt, "/subnode@1"); |
|
subnode2_offset_p = fdt_path_offset(fdt, "/subnode@2"); |
|
|
|
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@0"); |
|
subsubnode2_offset2 = check_subnode(fdt, subnode2_offset, "subsubnode"); |
|
|
|
subsubnode1_offset_p = fdt_path_offset(fdt, "/subnode@1/subsubnode"); |
|
subsubnode2_offset_p = fdt_path_offset(fdt, "/subnode@2/subsubnode@0"); |
|
subsubnode2_offset2_p = fdt_path_offset(fdt, "/subnode@2/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); |
|
|
|
if (subsubnode2_offset2 != subsubnode2_offset2_p) |
|
FAIL("Mismatch between subnode_offset (%d) and path_offset (%d)", |
|
subsubnode2_offset2, subsubnode2_offset2_p); |
|
|
|
PASS(); |
|
}
|
|
|