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.
86 lines
2.8 KiB
86 lines
2.8 KiB
/* |
|
* libfdt - Flat Device Tree manipulation |
|
* Testcase for fdt_node_offset_by_compatible() |
|
* 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 <stdarg.h> |
|
|
|
#include <fdt.h> |
|
#include <libfdt.h> |
|
|
|
#include "tests.h" |
|
#include "testdata.h" |
|
|
|
static void check_search(void *fdt, const char *compat, ...) |
|
{ |
|
va_list ap; |
|
int offset = -1, target; |
|
|
|
va_start(ap, compat); |
|
do { |
|
target = va_arg(ap, int); |
|
verbose_printf("Searching (target = %d): %d ->", |
|
target, offset); |
|
offset = fdt_node_offset_by_compatible(fdt, offset, compat); |
|
verbose_printf("%d\n", offset); |
|
|
|
if (offset != target) |
|
FAIL("fdt_node_offset_by_compatible(%s) returns %d " |
|
"instead of %d", compat, offset, target); |
|
} while (target >= 0); |
|
|
|
va_end(ap); |
|
} |
|
|
|
int main(int argc, char *argv[]) |
|
{ |
|
void *fdt; |
|
int subnode1_offset, subnode2_offset; |
|
int subsubnode1_offset, subsubnode2_offset; |
|
|
|
test_init(argc, argv); |
|
fdt = load_blob_arg(argc, argv); |
|
|
|
subnode1_offset = fdt_path_offset(fdt, "/subnode@1"); |
|
subnode2_offset = fdt_path_offset(fdt, "/subnode@2"); |
|
subsubnode1_offset = fdt_path_offset(fdt, "/subnode@1/subsubnode"); |
|
subsubnode2_offset = fdt_path_offset(fdt, "/subnode@2/subsubnode@0"); |
|
|
|
if ((subnode1_offset < 0) || (subnode2_offset < 0) |
|
|| (subsubnode1_offset < 0) || (subsubnode2_offset < 0)) |
|
FAIL("Can't find required nodes"); |
|
|
|
check_search(fdt, "test_tree1", 0, -FDT_ERR_NOTFOUND); |
|
check_search(fdt, "subnode1", subnode1_offset, -FDT_ERR_NOTFOUND); |
|
check_search(fdt, "subsubnode1", subsubnode1_offset, -FDT_ERR_NOTFOUND); |
|
check_search(fdt, "subsubnode2", subsubnode2_offset, -FDT_ERR_NOTFOUND); |
|
/* Eek.. HACK to make this work whatever the order in the |
|
* example tree */ |
|
if (subsubnode1_offset < subsubnode2_offset) |
|
check_search(fdt, "subsubnode", subsubnode1_offset, |
|
subsubnode2_offset, -FDT_ERR_NOTFOUND); |
|
else |
|
check_search(fdt, "subsubnode", subsubnode2_offset, |
|
subsubnode1_offset, -FDT_ERR_NOTFOUND); |
|
check_search(fdt, "nothing-like-this", -FDT_ERR_NOTFOUND); |
|
|
|
PASS(); |
|
}
|
|
|