/* SPDX-License-Identifier: BSD-2-Clause */
/*
* Copyright (c) 2015 embedded brains GmbH & Co. KG
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "tmacros.h"
#include <libfdt.h>
#include <string.h>
#include "some.h"
/*
* To generate the FDT blob use:
*
* dtc some.dts -O asm > some.s
* as some.s -o some.o
* objcopy -O binary some.o some.bin
* rtems-bin2c some.bin some.c
*/
const char rtems_test_name[] = "LIBFDT 1";
static void test(void)
{
const void *fdt = some_bin;
int status;
uint32_t size;
const char *alias;
int root;
int cells;
const char *prop;
fdt32_t *prop_32;
int len;
int d;
int m;
int t;
int node;
uint32_t phandle;
uint32_t cell;
status = fdt_check_header(fdt);
rtems_test_assert(status == 0);
size = fdt_totalsize(fdt);
rtems_test_assert(size == some_bin_size);
alias = fdt_get_alias(fdt, "nix");
rtems_test_assert(alias == NULL);
alias = fdt_get_alias(fdt, "k");
rtems_test_assert(strcmp(alias, "/m@1248") == 0);
root = fdt_path_offset(fdt, "nix");
rtems_test_assert(root == -FDT_ERR_BADPATH);
root = fdt_path_offset(fdt, "/");
rtems_test_assert(root >= 0);
cells = fdt_address_cells(fdt, root);
rtems_test_assert(cells == 1);
cells = fdt_size_cells(fdt, root);
rtems_test_assert(cells == 2);
status = fdt_node_check_compatible(fdt, root, "a,b");
rtems_test_assert(status == 0);
status = fdt_node_check_compatible(fdt, root, "blub");
rtems_test_assert(status == 1);
prop = fdt_getprop(fdt, root, "model", &len);
rtems_test_assert(len == 2);
rtems_test_assert(memcmp(prop, "c", 2) == 0);
d = fdt_subnode_offset(fdt, root, "slurf");
rtems_test_assert(d == -FDT_ERR_NOTFOUND);
d = fdt_subnode_offset(fdt, root, "d");
rtems_test_assert(d >= 0);
prop = fdt_getprop(fdt, d, "e", &len);
rtems_test_assert(len == 2);
rtems_test_assert(memcmp(prop, "f", 2) == 0);
prop = fdt_getprop(fdt, d, "g", &len);
rtems_test_assert(len == 0);
rtems_test_assert(prop != NULL);
m = fdt_subnode_offset(fdt, root, "m@1248");
rtems_test_assert(m >= 0);
t = fdt_subnode_offset(fdt, root, "t");
rtems_test_assert(t >= 0);
prop_32 = (fdt32_t *) fdt_getprop(fdt, t, "u", &len);
rtems_test_assert(len == 4);
phandle = fdt32_to_cpu(*prop_32);
node = fdt_node_offset_by_phandle(fdt, phandle);
rtems_test_assert(node == m);
prop_32 = (fdt32_t *) fdt_getprop(fdt, m, "n", &len);
rtems_test_assert(len == 8);
cell = fdt32_to_cpu(prop_32[0]);
rtems_test_assert(cell == 0xdeadbeef);
cell = fdt32_to_cpu(prop_32[1]);
rtems_test_assert(cell == 0x12345678);
}
static void Init(rtems_task_argument arg)
{
TEST_BEGIN();
test();
TEST_END();
rtems_test_exit(0);
}
#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
#define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER
#define CONFIGURE_MAXIMUM_TASKS 1
#define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION
#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
#define CONFIGURE_INIT
#include <rtems/confdefs.h>
