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64 lines
1.9 KiB
64 lines
1.9 KiB
/* |
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* libfdt - Flat Device Tree manipulation |
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* Testcase for fdt_node_offset_by_phandle() |
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* Copyright (C) 2006 David Gibson, IBM Corporation. |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public License |
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* as published by the Free Software Foundation; either version 2.1 of |
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* the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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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 <stdarg.h> |
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#include <fdt.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_search(void *fdt, uint32_t phandle, int target) |
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{ |
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int offset; |
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offset = fdt_node_offset_by_phandle(fdt, phandle); |
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if (offset != target) |
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FAIL("fdt_node_offset_by_phandle(0x%x) returns %d " |
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"instead of %d", phandle, offset, target); |
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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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int subnode2_offset, subsubnode2_offset; |
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test_init(argc, argv); |
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fdt = load_blob_arg(argc, argv); |
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subnode2_offset = fdt_path_offset(fdt, "/subnode@2"); |
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subsubnode2_offset = fdt_path_offset(fdt, "/subnode@2/subsubnode@0"); |
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if ((subnode2_offset < 0) || (subsubnode2_offset < 0)) |
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FAIL("Can't find required nodes"); |
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check_search(fdt, PHANDLE_1, subnode2_offset); |
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check_search(fdt, PHANDLE_2, subsubnode2_offset); |
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check_search(fdt, ~PHANDLE_1, -FDT_ERR_NOTFOUND); |
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check_search(fdt, 0, -FDT_ERR_BADPHANDLE); |
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check_search(fdt, -1, -FDT_ERR_BADPHANDLE); |
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PASS(); |
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}
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