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/*
* libfdt - Flat Device Tree manipulation
* Testcase for fdt_nop_node()
* 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 <ctype.h>
#include <stdint.h>
#include <libfdt.h>
#include "tests.h"
#include "testdata.h"
#define SPACE 65536
static enum {
FIXED = 0,
RESIZE,
REALLOC,
} alloc_mode;
static void realloc_fdt(void **fdt, size_t *size)
{
switch (alloc_mode) {
case FIXED:
if (!(*fdt))
fdt = xmalloc(*size);
else
FAIL("Ran out of space");
return;
case RESIZE:
if (!(*fdt)) {
fdt = xmalloc(SPACE);
} else if (*size < SPACE) {
*size += 1;
fdt_resize(*fdt, *fdt, *size);
} else {
FAIL("Ran out of space");
}
return;
case REALLOC:
*size += 1;
*fdt = xrealloc(*fdt, *size);
fdt_resize(*fdt, *fdt, *size);
return;
default:
CONFIG("Bad allocation mode");
}
}
#define CHECK(code) \
do { \
err = (code); \
if (err == -FDT_ERR_NOSPACE) \
realloc_fdt(&fdt, &size); \
else if (err) \
FAIL(#code ": %s", fdt_strerror(err)); \
} while (err != 0)
int main(int argc, char *argv[])
{
void *fdt = NULL;
size_t size;
int err;
test_init(argc, argv);
if (argc == 1) {
alloc_mode = FIXED;
size = SPACE;
} else if (argc == 2) {
if (streq(argv[1], "resize")) {
alloc_mode = REALLOC;
size = 0;
} else if (streq(argv[1], "realloc")) {
alloc_mode = REALLOC;
size = 0;
} else {
char *endp;
size = strtoul(argv[1], &endp, 0);
if (*endp == '\0')
alloc_mode = FIXED;
else
CONFIG("Bad allocation mode \"%s\" specified",
argv[1]);
}
}
realloc_fdt(&fdt, &size);
fdt = xmalloc(size);
CHECK(fdt_create(fdt, size));
CHECK(fdt_add_reservemap_entry(fdt, TEST_ADDR_1, TEST_SIZE_1));
CHECK(fdt_add_reservemap_entry(fdt, TEST_ADDR_2, TEST_SIZE_2));
CHECK(fdt_finish_reservemap(fdt));
CHECK(fdt_begin_node(fdt, ""));
CHECK(fdt_property_string(fdt, "compatible", "test_tree1"));
CHECK(fdt_property_u32(fdt, "prop-int", TEST_VALUE_1));
CHECK(fdt_property_u64(fdt, "prop-int64", TEST_VALUE64_1));
CHECK(fdt_property_string(fdt, "prop-str", TEST_STRING_1));
CHECK(fdt_property_u32(fdt, "#address-cells", 1));
CHECK(fdt_property_u32(fdt, "#size-cells", 0));
CHECK(fdt_begin_node(fdt, "subnode@1"));
CHECK(fdt_property_string(fdt, "compatible", "subnode1"));
CHECK(fdt_property_u32(fdt, "reg", 1));
CHECK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_1));
CHECK(fdt_begin_node(fdt, "subsubnode"));
CHECK(fdt_property(fdt, "compatible", "subsubnode1\0subsubnode",
23));
CHECK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_1));
CHECK(fdt_end_node(fdt));
CHECK(fdt_begin_node(fdt, "ss1"));
CHECK(fdt_end_node(fdt));
CHECK(fdt_end_node(fdt));
CHECK(fdt_begin_node(fdt, "subnode@2"));
CHECK(fdt_property_u32(fdt, "reg", 2));
CHECK(fdt_property_cell(fdt, "linux,phandle", PHANDLE_1));
CHECK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_2));
CHECK(fdt_property_u32(fdt, "#address-cells", 1));
CHECK(fdt_property_u32(fdt, "#size-cells", 0));
CHECK(fdt_begin_node(fdt, "subsubnode@0"));
CHECK(fdt_property_u32(fdt, "reg", 0));
CHECK(fdt_property_cell(fdt, "phandle", PHANDLE_2));
CHECK(fdt_property(fdt, "compatible", "subsubnode2\0subsubnode",
23));
CHECK(fdt_property_cell(fdt, "prop-int", TEST_VALUE_2));
CHECK(fdt_end_node(fdt));
CHECK(fdt_begin_node(fdt, "ss2"));
CHECK(fdt_end_node(fdt));
CHECK(fdt_end_node(fdt));
CHECK(fdt_end_node(fdt));
save_blob("unfinished_tree1.test.dtb", fdt);
CHECK(fdt_finish(fdt));
verbose_printf("Completed tree, totalsize = %d\n",
fdt_totalsize(fdt));
save_blob("sw_tree1.test.dtb", fdt);
PASS();
}
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