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69 lines
1.8 KiB
69 lines
1.8 KiB
4 months ago
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// SPDX-License-Identifier: LGPL-2.1-or-later
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/*
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* libfdt - Flat Device Tree manipulation
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* Testcase for fdt_node_check_compatible()
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* Copyright (C) 2006 David Gibson, IBM Corporation.
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdint.h>
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#include <libfdt.h>
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#include "tests.h"
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#include "testdata.h"
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static void check_compatible(const void *fdt, const char *path,
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const char *compat)
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{
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int offset, err;
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offset = fdt_path_offset(fdt, path);
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if (offset < 0)
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FAIL("fdt_path_offset(%s): %s", path, fdt_strerror(offset));
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err = fdt_node_check_compatible(fdt, offset, compat);
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if (err < 0)
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FAIL("fdt_node_check_compatible(%s): %s", path,
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fdt_strerror(err));
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if (err != 0)
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FAIL("%s is not compatible with \"%s\"", path, compat);
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}
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static void check_not_compatible(const void *fdt, const char *path,
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const char *compat)
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{
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int offset, err;
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offset = fdt_path_offset(fdt, path);
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if (offset < 0)
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FAIL("fdt_path_offset(%s): %s", path, fdt_strerror(offset));
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err = fdt_node_check_compatible(fdt, offset, compat);
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if (err < 0)
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FAIL("fdt_node_check_compatible(%s): %s", path,
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fdt_strerror(err));
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if (err == 0)
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FAIL("%s is incorrectly compatible with \"%s\"", path, compat);
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}
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int main(int argc, char *argv[])
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{
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void *fdt;
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test_init(argc, argv);
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fdt = load_blob_arg(argc, argv);
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check_compatible(fdt, "/", "test_tree1");
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check_compatible(fdt, "/subnode@1/subsubnode", "subsubnode1");
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check_compatible(fdt, "/subnode@1/subsubnode", "subsubnode");
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check_not_compatible(fdt, "/subnode@1/subsubnode", "subsubnode2");
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check_compatible(fdt, "/subnode@2/subsubnode", "subsubnode2");
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check_compatible(fdt, "/subnode@2/subsubnode", "subsubnode");
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check_not_compatible(fdt, "/subnode@2/subsubnode", "subsubnode1");
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PASS();
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}
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