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.
54 lines
1.3 KiB
54 lines
1.3 KiB
// SPDX-License-Identifier: LGPL-2.1-or-later |
|
/* |
|
* libfdt - Flat Device Tree manipulation |
|
* Testcase for #address-cells and #size-cells handling |
|
* Copyright (C) 2014 David Gibson, <david@gibson.dropbear.id.au> |
|
*/ |
|
#include <stdlib.h> |
|
#include <stdio.h> |
|
#include <string.h> |
|
#include <stdint.h> |
|
|
|
#include <libfdt.h> |
|
|
|
#include "tests.h" |
|
#include "testdata.h" |
|
|
|
static void check_node(const void *fdt, const char *path, int ac, int sc) |
|
{ |
|
int offset; |
|
int xac, xsc; |
|
|
|
offset = fdt_path_offset(fdt, path); |
|
if (offset < 0) |
|
FAIL("Couldn't find path %s", path); |
|
|
|
xac = fdt_address_cells(fdt, offset); |
|
xsc = fdt_size_cells(fdt, offset); |
|
|
|
if (xac != ac) |
|
FAIL("Address cells for %s is %d instead of %d\n", |
|
path, xac, ac); |
|
if (xsc != sc) |
|
FAIL("Size cells for %s is %d instead of %d\n", |
|
path, xsc, sc); |
|
} |
|
|
|
int main(int argc, char *argv[]) |
|
{ |
|
void *fdt; |
|
|
|
if (argc != 2) |
|
CONFIG("Usage: %s <dtb file>\n", argv[0]); |
|
|
|
test_init(argc, argv); |
|
fdt = load_blob(argv[1]); |
|
|
|
check_node(fdt, "/", 2, 2); |
|
check_node(fdt, "/identity-bus@0", 2, 1); |
|
check_node(fdt, "/simple-bus@1000000", 2, 1); |
|
check_node(fdt, "/c0", -FDT_ERR_BADNCELLS, -FDT_ERR_BADNCELLS); |
|
check_node(fdt, "/c1", -FDT_ERR_BADNCELLS, -FDT_ERR_BADNCELLS); |
|
check_node(fdt, "/c2", -FDT_ERR_BADNCELLS, -FDT_ERR_BADNCELLS); |
|
PASS(); |
|
}
|
|
|