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/*
* libfdt - Flat Device Tree manipulation
* Testcase for fdt_get_phandle()
* 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 void check_phandle(void *fdt, const char *path, uint32_t checkhandle)
{
int offset;
uint32_t phandle;
offset = fdt_path_offset(fdt, path);
if (offset < 0)
FAIL("Couldn't find %s", path);
phandle = fdt_get_phandle(fdt, offset);
if (phandle != checkhandle)
FAIL("fdt_get_phandle(%s) returned 0x%x instead of 0x%x\n",
path, phandle, checkhandle);
}
int main(int argc, char *argv[])
{
uint32_t max;
void *fdt;
int err;
test_init(argc, argv);
fdt = load_blob_arg(argc, argv);
check_phandle(fdt, "/", 0);
check_phandle(fdt, "/subnode@2", PHANDLE_1);
check_phandle(fdt, "/subnode@2/subsubnode@0", PHANDLE_2);
err = fdt_find_max_phandle(fdt, &max);
if (err < 0)
FAIL("fdt_find_max_phandle returned %d instead of 0\n", err);
if (max != PHANDLE_2)
FAIL("fdt_find_max_phandle found 0x%x instead of 0x%x", max,
PHANDLE_2);
max = fdt_get_max_phandle(fdt);
if (max != PHANDLE_2)
FAIL("fdt_get_max_phandle returned 0x%x instead of 0x%x\n",
max, PHANDLE_2);
PASS();
}
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