1 | /* |
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2 | * Copyright (c) 2015 embedded brains GmbH. All rights reserved. |
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3 | * |
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4 | * embedded brains GmbH |
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5 | * Dornierstr. 4 |
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6 | * 82178 Puchheim |
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7 | * Germany |
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8 | * <rtems@embedded-brains.de> |
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9 | * |
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10 | * The license and distribution terms for this file may be |
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11 | * found in the file LICENSE in this distribution or at |
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12 | * http://www.rtems.org/license/LICENSE. |
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13 | */ |
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14 | |
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15 | #ifdef HAVE_CONFIG_H |
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16 | #include "config.h" |
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17 | #endif |
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18 | |
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19 | #include "tmacros.h" |
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20 | |
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21 | #include <libfdt.h> |
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22 | #include <string.h> |
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23 | |
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24 | #include "some.h" |
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25 | |
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26 | /* |
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27 | * To generate the FDT blob use: |
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28 | * |
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29 | * dtc some.dts -O asm > some.s |
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30 | * as some.s -o some.o |
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31 | * objcopy -O binary some.o some.bin |
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32 | * rtems-bin2c some.bin some.c |
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33 | */ |
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34 | |
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35 | const char rtems_test_name[] = "LIBFDT 1"; |
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36 | |
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37 | static void test(void) |
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38 | { |
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39 | const void *fdt = some_bin; |
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40 | int status; |
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41 | uint32_t size; |
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42 | const char *alias; |
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43 | int root; |
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44 | int cells; |
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45 | const char *prop; |
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46 | fdt32_t *prop_32; |
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47 | int len; |
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48 | int d; |
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49 | int m; |
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50 | int t; |
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51 | int node; |
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52 | uint32_t phandle; |
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53 | uint32_t cell; |
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54 | |
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55 | status = fdt_check_header(fdt); |
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56 | rtems_test_assert(status == 0); |
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57 | |
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58 | size = fdt_totalsize(fdt); |
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59 | rtems_test_assert(size == some_bin_size); |
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60 | |
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61 | alias = fdt_get_alias(fdt, "nix"); |
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62 | rtems_test_assert(alias == NULL); |
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63 | |
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64 | alias = fdt_get_alias(fdt, "k"); |
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65 | rtems_test_assert(strcmp(alias, "/m@1248") == 0); |
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66 | |
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67 | root = fdt_path_offset(fdt, "nix"); |
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68 | rtems_test_assert(root == -FDT_ERR_BADPATH); |
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69 | |
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70 | root = fdt_path_offset(fdt, "/"); |
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71 | rtems_test_assert(root >= 0); |
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72 | |
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73 | cells = fdt_address_cells(fdt, root); |
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74 | rtems_test_assert(cells == 1); |
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75 | |
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76 | cells = fdt_size_cells(fdt, root); |
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77 | rtems_test_assert(cells == 2); |
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78 | |
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79 | status = fdt_node_check_compatible(fdt, root, "a,b"); |
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80 | rtems_test_assert(status == 0); |
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81 | |
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82 | status = fdt_node_check_compatible(fdt, root, "blub"); |
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83 | rtems_test_assert(status == 1); |
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84 | |
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85 | prop = fdt_getprop(fdt, root, "model", &len); |
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86 | rtems_test_assert(len == 2); |
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87 | rtems_test_assert(memcmp(prop, "c", 2) == 0); |
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88 | |
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89 | d = fdt_subnode_offset(fdt, root, "slurf"); |
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90 | rtems_test_assert(d == -FDT_ERR_NOTFOUND); |
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91 | |
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92 | d = fdt_subnode_offset(fdt, root, "d"); |
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93 | rtems_test_assert(d >= 0); |
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94 | |
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95 | prop = fdt_getprop(fdt, d, "e", &len); |
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96 | rtems_test_assert(len == 2); |
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97 | rtems_test_assert(memcmp(prop, "f", 2) == 0); |
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98 | |
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99 | prop = fdt_getprop(fdt, d, "g", &len); |
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100 | rtems_test_assert(len == 0); |
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101 | rtems_test_assert(prop != NULL); |
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102 | |
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103 | m = fdt_subnode_offset(fdt, root, "m@1248"); |
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104 | rtems_test_assert(m >= 0); |
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105 | |
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106 | t = fdt_subnode_offset(fdt, root, "t"); |
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107 | rtems_test_assert(t >= 0); |
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108 | |
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109 | prop_32 = (fdt32_t *) fdt_getprop(fdt, t, "u", &len); |
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110 | rtems_test_assert(len == 4); |
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111 | phandle = fdt32_to_cpu(*prop_32); |
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112 | |
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113 | node = fdt_node_offset_by_phandle(fdt, phandle); |
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114 | rtems_test_assert(node == m); |
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115 | |
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116 | prop_32 = (fdt32_t *) fdt_getprop(fdt, m, "n", &len); |
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117 | rtems_test_assert(len == 8); |
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118 | cell = fdt32_to_cpu(prop_32[0]); |
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119 | rtems_test_assert(cell == 0xdeadbeef); |
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120 | cell = fdt32_to_cpu(prop_32[1]); |
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121 | rtems_test_assert(cell == 0x12345678); |
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122 | } |
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123 | |
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124 | static void Init(rtems_task_argument arg) |
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125 | { |
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126 | TEST_BEGIN(); |
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127 | |
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128 | test(); |
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129 | |
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130 | TEST_END(); |
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131 | rtems_test_exit(0); |
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132 | } |
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133 | |
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134 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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135 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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136 | |
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137 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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138 | |
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139 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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140 | |
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141 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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142 | |
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143 | #define CONFIGURE_INIT |
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144 | |
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145 | #include <rtems/confdefs.h> |
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