1 | /* |
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2 | * Copyright (c) 2013 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 | * <info@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 | #include "pmacros.h" |
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19 | |
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20 | #include <sys/stat.h> |
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21 | #include <sys/types.h> |
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22 | #include <string.h> |
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23 | |
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24 | #include <rtems/jffs2.h> |
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25 | #include <rtems/libio.h> |
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26 | #include <rtems/libcsupport.h> |
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27 | |
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28 | #include "fstest.h" |
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29 | #include "fstest_support.h" |
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30 | |
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31 | #define BLOCK_SIZE (16UL * 1024UL) |
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32 | |
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33 | #define FLASH_SIZE (8UL * BLOCK_SIZE) |
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34 | |
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35 | typedef struct { |
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36 | rtems_jffs2_flash_control super; |
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37 | unsigned char area[FLASH_SIZE]; |
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38 | } flash_control; |
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39 | |
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40 | static flash_control *get_flash_control(rtems_jffs2_flash_control *super) |
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41 | { |
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42 | return (flash_control *) super; |
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43 | } |
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44 | |
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45 | static int flash_read( |
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46 | rtems_jffs2_flash_control *super, |
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47 | uint32_t offset, |
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48 | unsigned char *buffer, |
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49 | size_t size_of_buffer |
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50 | ) |
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51 | { |
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52 | flash_control *self = get_flash_control(super); |
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53 | unsigned char *chunk = &self->area[offset]; |
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54 | |
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55 | memcpy(buffer, chunk, size_of_buffer); |
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56 | |
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57 | return 0; |
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58 | } |
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59 | |
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60 | static int flash_write( |
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61 | rtems_jffs2_flash_control *super, |
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62 | uint32_t offset, |
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63 | const unsigned char *buffer, |
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64 | size_t size_of_buffer |
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65 | ) |
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66 | { |
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67 | flash_control *self = get_flash_control(super); |
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68 | unsigned char *chunk = &self->area[offset]; |
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69 | size_t i; |
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70 | |
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71 | for (i = 0; i < size_of_buffer; ++i) { |
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72 | chunk[i] &= buffer[i]; |
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73 | } |
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74 | |
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75 | return 0; |
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76 | } |
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77 | |
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78 | static int flash_erase( |
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79 | rtems_jffs2_flash_control *super, |
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80 | uint32_t offset |
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81 | ) |
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82 | { |
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83 | flash_control *self = get_flash_control(super); |
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84 | unsigned char *chunk = &self->area[offset]; |
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85 | |
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86 | memset(chunk, 0xff, BLOCK_SIZE); |
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87 | |
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88 | return 0; |
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89 | } |
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90 | |
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91 | static flash_control flash_instance = { |
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92 | .super = { |
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93 | .block_size = BLOCK_SIZE, |
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94 | .flash_size = FLASH_SIZE, |
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95 | .read = flash_read, |
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96 | .write = flash_write, |
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97 | .erase = flash_erase |
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98 | } |
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99 | }; |
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100 | |
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101 | static rtems_jffs2_compressor_control compressor_instance = { |
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102 | .compress = rtems_jffs2_compressor_rtime_compress, |
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103 | .decompress = rtems_jffs2_compressor_rtime_decompress |
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104 | }; |
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105 | |
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106 | static const rtems_jffs2_mount_data mount_data = { |
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107 | .flash_control = &flash_instance.super, |
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108 | .compressor_control = &compressor_instance |
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109 | }; |
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110 | |
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111 | static void erase_all(void) |
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112 | { |
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113 | memset(&flash_instance.area[0], 0xff, FLASH_SIZE); |
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114 | } |
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115 | |
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116 | static rtems_resource_snapshot before_mount; |
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117 | |
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118 | void test_initialize_filesystem(void) |
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119 | { |
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120 | int rv; |
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121 | |
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122 | erase_all(); |
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123 | |
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124 | rv = mkdir(BASE_FOR_TEST, S_IRWXU | S_IRWXG | S_IRWXO); |
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125 | rtems_test_assert(rv == 0); |
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126 | |
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127 | rtems_resource_snapshot_take(&before_mount); |
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128 | |
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129 | rv = mount( |
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130 | NULL, |
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131 | BASE_FOR_TEST, |
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132 | RTEMS_FILESYSTEM_TYPE_JFFS2, |
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133 | RTEMS_FILESYSTEM_READ_WRITE, |
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134 | &mount_data |
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135 | ); |
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136 | rtems_test_assert(rv == 0); |
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137 | } |
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138 | |
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139 | void test_shutdown_filesystem(void) |
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140 | { |
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141 | int rv = unmount(BASE_FOR_TEST); |
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142 | rtems_test_assert(rv == 0); |
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143 | rtems_test_assert(rtems_resource_snapshot_check(&before_mount)); |
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144 | } |
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145 | |
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146 | #define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER |
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147 | #define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER |
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148 | |
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149 | #define CONFIGURE_FILESYSTEM_JFFS2 |
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150 | |
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151 | #define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 40 |
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152 | |
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153 | #define CONFIGURE_MAXIMUM_TASKS 1 |
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154 | |
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155 | #define CONFIGURE_INIT_TASK_STACK_SIZE (32 * 1024) |
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156 | #define CONFIGURE_INIT_TASK_ATTRIBUTES RTEMS_FLOATING_POINT |
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157 | |
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158 | #define CONFIGURE_INITIAL_EXTENSIONS RTEMS_TEST_INITIAL_EXTENSION |
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159 | |
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160 | #define CONFIGURE_MAXIMUM_POSIX_KEY_VALUE_PAIRS 1 |
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161 | |
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162 | #define CONFIGURE_RTEMS_INIT_TASKS_TABLE |
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163 | |
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164 | #define CONFIGURE_INIT |
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165 | #include <rtems/confdefs.h> |
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