1 | /** |
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2 | * @file |
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3 | * |
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4 | * @ingroup tests |
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5 | * |
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6 | * @brief Block device tests. |
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7 | */ |
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8 | |
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9 | /* |
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10 | * Copyright (c) 2009-2012 embedded brains GmbH. All rights reserved. |
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11 | * |
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12 | * embedded brains GmbH |
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13 | * Obere Lagerstr. 30 |
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14 | * 82178 Puchheim |
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15 | * Germany |
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16 | * <rtems@embedded-brains.de> |
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17 | * |
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18 | * The license and distribution terms for this file may be |
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19 | * found in the file LICENSE in this distribution or at |
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20 | * http://www.rtems.org/license/LICENSE. |
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21 | */ |
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22 | |
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23 | #ifdef HAVE_CONFIG_H |
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24 | #include "config.h" |
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25 | #endif |
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26 | |
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27 | #include <sys/stat.h> |
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28 | #include <stdio.h> |
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29 | #include <fcntl.h> |
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30 | #include "tmacros.h" |
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31 | |
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32 | #include <rtems.h> |
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33 | #include <rtems/ramdisk.h> |
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34 | #include <rtems/diskdevs.h> |
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35 | |
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36 | const char rtems_test_name[] = "BLOCK 1"; |
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37 | |
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38 | /* forward declarations to avoid warnings */ |
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39 | static rtems_task Init(rtems_task_argument argument); |
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40 | |
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41 | #define ASSERT_SC(sc) rtems_test_assert((sc) == RTEMS_SUCCESSFUL) |
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42 | |
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43 | #define ASSERT_SC_EQ(sc, sc_expected) rtems_test_assert((sc) == (sc_expected)) |
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44 | |
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45 | #define BLOCK_SIZE 512U |
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46 | |
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47 | #define BLOCK_COUNT 16U |
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48 | |
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49 | static void test_block_io_control_api(dev_t dev, ramdisk *rd) |
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50 | { |
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51 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
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52 | rtems_disk_device *dd = NULL; |
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53 | rtems_disk_device *fd_dd = NULL; |
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54 | int fd = -1; |
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55 | int rv = -1; |
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56 | uint32_t value = 0; |
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57 | rtems_blkdev_bnum block_count = 0; |
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58 | |
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59 | sc = rtems_disk_create_phys(dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, "/dev/rda"); |
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60 | ASSERT_SC(sc); |
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61 | |
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62 | dd = rtems_disk_obtain(dev); |
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63 | rtems_test_assert(dd != NULL); |
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64 | |
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65 | fd = open("/dev/rda", O_RDWR); |
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66 | rtems_test_assert(fd >= 0); |
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67 | |
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68 | value = 0; |
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69 | rv = rtems_disk_fd_get_media_block_size(fd, &value); |
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70 | rtems_test_assert(rv == 0); |
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71 | rtems_test_assert(value == BLOCK_SIZE); |
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72 | |
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73 | value = 0; |
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74 | rv = rtems_disk_fd_get_block_size(fd, &value); |
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75 | rtems_test_assert(rv == 0); |
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76 | rtems_test_assert(value == BLOCK_SIZE); |
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77 | |
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78 | value = 1024; |
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79 | rv = rtems_disk_fd_set_block_size(fd, value); |
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80 | rtems_test_assert(rv == 0); |
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81 | |
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82 | value = 0; |
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83 | rv = rtems_disk_fd_get_block_size(fd, &value); |
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84 | rtems_test_assert(rv == 0); |
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85 | rtems_test_assert(value == 1024); |
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86 | |
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87 | block_count = 0; |
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88 | rv = rtems_disk_fd_get_block_count(fd, &block_count); |
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89 | rtems_test_assert(rv == 0); |
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90 | rtems_test_assert(block_count == BLOCK_COUNT); |
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91 | |
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92 | rv = rtems_disk_fd_get_disk_device(fd, &fd_dd); |
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93 | rtems_test_assert(rv == 0); |
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94 | rtems_test_assert(fd_dd == dd); |
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95 | |
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96 | rv = rtems_disk_fd_sync(fd); |
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97 | rtems_test_assert(rv == 0); |
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98 | |
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99 | rv = close(fd); |
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100 | rtems_test_assert(rv == 0); |
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101 | |
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102 | sc = rtems_disk_release(dd); |
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103 | ASSERT_SC(sc); |
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104 | |
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105 | sc = rtems_disk_delete(dev); |
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106 | ASSERT_SC(sc); |
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107 | } |
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108 | |
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109 | static void test_diskdevs(void) |
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110 | { |
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111 | rtems_status_code sc = RTEMS_SUCCESSFUL; |
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112 | rtems_device_major_number major = 0; |
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113 | rtems_device_minor_number minor = 0; |
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114 | rtems_disk_device *physical_dd = NULL; |
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115 | rtems_disk_device *logical_dd = NULL; |
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116 | rtems_disk_device *dd = NULL; |
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117 | dev_t physical_dev = 0; |
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118 | dev_t logical_dev = 0; |
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119 | dev_t logical_2_dev = 0; |
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120 | dev_t const big_major_dev = rtems_filesystem_make_dev_t((rtems_device_major_number) -2, 0); |
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121 | dev_t const big_minor_dev = rtems_filesystem_make_dev_t(0, (rtems_device_minor_number) -2); |
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122 | ramdisk *const rd = ramdisk_allocate(NULL, BLOCK_SIZE, BLOCK_COUNT, false); |
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123 | |
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124 | rtems_test_assert(rd != NULL); |
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125 | |
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126 | sc = rtems_disk_io_initialize(); |
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127 | ASSERT_SC(sc); |
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128 | |
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129 | sc = rtems_io_register_driver(0, &ramdisk_ops, &major); |
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130 | ASSERT_SC(sc); |
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131 | |
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132 | physical_dev = rtems_filesystem_make_dev_t(major, minor); |
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133 | logical_dev = rtems_filesystem_make_dev_t(major, minor + 1); |
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134 | logical_2_dev = rtems_filesystem_make_dev_t(major, minor + 2); |
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135 | |
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136 | /* Consistency checks for physical disks creation */ |
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137 | |
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138 | sc = rtems_disk_create_phys(physical_dev, BLOCK_SIZE, BLOCK_COUNT, NULL, rd, "/dev/rda"); |
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139 | ASSERT_SC_EQ(sc, RTEMS_INVALID_ADDRESS); |
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140 | |
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141 | sc = rtems_disk_create_phys(physical_dev, 0, BLOCK_COUNT, ramdisk_ioctl, rd, "/dev/rda"); |
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142 | ASSERT_SC_EQ(sc, RTEMS_INVALID_NUMBER); |
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143 | |
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144 | sc = rtems_disk_create_phys(big_major_dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, "/dev/rda"); |
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145 | ASSERT_SC_EQ(sc, RTEMS_NO_MEMORY); |
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146 | |
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147 | sc = rtems_disk_create_phys(big_minor_dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, "/dev/rda"); |
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148 | ASSERT_SC_EQ(sc, RTEMS_NO_MEMORY); |
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149 | |
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150 | sc = rtems_disk_create_phys(physical_dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, NULL); |
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151 | ASSERT_SC(sc); |
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152 | |
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153 | sc = rtems_disk_create_phys(physical_dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, NULL); |
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154 | ASSERT_SC_EQ(sc, RTEMS_RESOURCE_IN_USE); |
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155 | |
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156 | sc = rtems_disk_delete(physical_dev); |
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157 | ASSERT_SC(sc); |
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158 | |
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159 | /* Consistency checks for logical disks creation */ |
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160 | |
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161 | sc = rtems_disk_create_log(logical_dev, physical_dev, 0, 1, "/dev/rda1"); |
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162 | ASSERT_SC_EQ(sc, RTEMS_INVALID_ID); |
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163 | |
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164 | sc = rtems_disk_create_phys(physical_dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, "/dev/rda"); |
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165 | ASSERT_SC(sc); |
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166 | |
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167 | sc = rtems_disk_create_log(big_major_dev, physical_dev, 0, 1, "/dev/rda1"); |
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168 | ASSERT_SC_EQ(sc, RTEMS_NO_MEMORY); |
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169 | |
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170 | sc = rtems_disk_create_log(big_minor_dev, physical_dev, 0, 1, "/dev/rda1"); |
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171 | ASSERT_SC_EQ(sc, RTEMS_NO_MEMORY); |
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172 | |
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173 | sc = rtems_disk_create_log(logical_dev, physical_dev, BLOCK_COUNT, 0, "/dev/rda1"); |
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174 | ASSERT_SC_EQ(sc, RTEMS_INVALID_NUMBER); |
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175 | |
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176 | sc = rtems_disk_create_log(logical_dev, physical_dev, 0, BLOCK_COUNT + 1, "/dev/rda1"); |
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177 | ASSERT_SC_EQ(sc, RTEMS_INVALID_NUMBER); |
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178 | |
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179 | sc = rtems_disk_create_log(logical_dev, physical_dev, 1, BLOCK_COUNT, "/dev/rda1"); |
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180 | ASSERT_SC_EQ(sc, RTEMS_INVALID_NUMBER); |
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181 | |
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182 | sc = rtems_disk_create_log(logical_dev, physical_dev, 0, 1, "/dev/rda1"); |
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183 | ASSERT_SC(sc); |
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184 | |
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185 | sc = rtems_disk_create_log(logical_dev, physical_dev, 0, 1, "/dev/rda1"); |
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186 | ASSERT_SC_EQ(sc, RTEMS_RESOURCE_IN_USE); |
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187 | |
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188 | sc = rtems_disk_create_log(logical_2_dev, logical_dev, 0, 1, "/dev/rda2"); |
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189 | ASSERT_SC_EQ(sc, RTEMS_INVALID_ID); |
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190 | |
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191 | sc = rtems_disk_delete(logical_dev); |
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192 | ASSERT_SC(sc); |
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193 | |
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194 | /* Consistency checks delete */ |
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195 | |
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196 | sc = rtems_disk_create_log(logical_dev, physical_dev, 0, 1, "/dev/rda1"); |
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197 | ASSERT_SC(sc); |
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198 | |
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199 | physical_dd = rtems_disk_obtain(physical_dev); |
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200 | rtems_test_assert(physical_dd != NULL && physical_dd->uses == 2); |
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201 | |
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202 | sc = rtems_disk_release(physical_dd); |
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203 | ASSERT_SC(sc); |
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204 | |
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205 | logical_dd = rtems_disk_obtain(logical_dev); |
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206 | rtems_test_assert(logical_dd != NULL && logical_dd->uses == 1); |
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207 | |
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208 | sc = rtems_disk_delete(physical_dev); |
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209 | ASSERT_SC(sc); |
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210 | |
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211 | sc = rtems_disk_create_phys(physical_dev, BLOCK_SIZE, BLOCK_COUNT, ramdisk_ioctl, rd, "/dev/rda"); |
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212 | ASSERT_SC_EQ(sc, RTEMS_RESOURCE_IN_USE); |
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213 | |
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214 | dd = rtems_disk_obtain(physical_dev); |
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215 | rtems_test_assert(dd == NULL); |
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216 | |
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217 | dd = rtems_disk_obtain(logical_dev); |
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218 | rtems_test_assert(dd == NULL); |
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219 | |
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220 | sc = rtems_disk_release(logical_dd); |
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221 | ASSERT_SC(sc); |
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222 | |
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223 | /* Test block IO control API */ |
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224 | |
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225 | test_block_io_control_api(physical_dev, rd); |
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226 | |
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227 | /* Cleanup */ |
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228 | |
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229 | sc = rtems_io_unregister_driver(major); |
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230 | ASSERT_SC(sc); |
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231 | |
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232 | ramdisk_free(rd); |
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233 | |
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234 | sc = rtems_disk_io_done(); |
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235 | ASSERT_SC(sc); |
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236 | } |
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237 | |
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238 | static rtems_task Init(rtems_task_argument argument) |
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239 | { |
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240 | TEST_BEGIN(); |
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241 | |
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242 | test_diskdevs(); |
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243 | |
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244 | TEST_END(); |
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245 | |
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246 | exit(0); |
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247 | } |
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248 | |
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249 | #define CONFIGURE_INIT |
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250 | |
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251 | #define CONFIGURE_APPLICATION_DOES_NOT_NEED_CLOCK_DRIVER |
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252 | #define CONFIGURE_APPLICATION_NEEDS_SIMPLE_CONSOLE_DRIVER |
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253 | #define CONFIGURE_APPLICATION_NEEDS_LIBBLOCK |
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254 | |
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255 | #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 4 |
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256 | |
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257 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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258 | #define CONFIGURE_MAXIMUM_DRIVERS 2 |
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259 | |
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260 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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261 | |
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262 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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263 | |
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264 | #include <rtems/confdefs.h> |
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