| /* |
| * libfdt - Flat Device Tree manipulation |
| * Testcase for phandle format options |
| * Copyright (C) 2009 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 <stdint.h> |
| |
| #include <fdt.h> |
| #include <libfdt.h> |
| |
| #include "tests.h" |
| #include "testdata.h" |
| |
| #define PHANDLE_LEGACY 0x1 |
| #define PHANDLE_EPAPR 0x2 |
| #define PHANDLE_BOTH 0x3 |
| |
| int main(int argc, char *argv[]) |
| { |
| void *fdt; |
| int phandle_format; |
| int n4; |
| uint32_t h4; |
| |
| if (argc != 3) |
| CONFIG("Usage: %s <dtb file> <legacy|epapr|both>\n", argv[0]); |
| |
| test_init(argc, argv); |
| fdt = load_blob(argv[1]); |
| |
| if (streq(argv[2], "legacy")) |
| phandle_format = PHANDLE_LEGACY; |
| else if (streq(argv[2], "epapr")) |
| phandle_format = PHANDLE_EPAPR; |
| else if (streq(argv[2], "both")) |
| phandle_format = PHANDLE_BOTH; |
| else |
| CONFIG("Usage: %s <dtb file> <legacy|epapr|both>\n", argv[0]); |
| |
| n4 = fdt_path_offset(fdt, "/node4"); |
| if (n4 < 0) |
| FAIL("fdt_path_offset(/node4): %s", fdt_strerror(n4)); |
| |
| h4 = fdt_get_phandle(fdt, n4); |
| if ((h4 == 0) || (h4 == -1)) |
| FAIL("/node4 has bad phandle 0x%x\n", h4); |
| |
| if (phandle_format & PHANDLE_LEGACY) |
| check_getprop_cell(fdt, n4, "linux,phandle", h4); |
| else |
| if (fdt_getprop(fdt, n4, "linux,phandle", NULL)) |
| FAIL("linux,phandle property present in non-legacy mode"); |
| |
| if (phandle_format & PHANDLE_EPAPR) |
| check_getprop_cell(fdt, n4, "phandle", h4); |
| else |
| if (fdt_getprop(fdt, n4, "phandle", NULL)) |
| FAIL("phandle property present in legacy-only mode"); |
| |
| PASS(); |
| } |