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annotate packages/devs/flash/synth/current/tests/flash1.c @ 1388:c52376a49516

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tests/flash1.c: Update flash_init() call to reflect new prototype.
author asl
date Mon, 24 Nov 2003 11:21:28 +0000
parents d2c90368aeef
children 389f2895cea2
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1 /* Hay, the copyright is usefull for something! */
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2
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3 static char copyright[] = "
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4 //==========================================================================
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5 //
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6 // flash1.c
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7 //
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8 // Test flash operations for the synth target synth flash driver
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9 //
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10 //==========================================================================
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11 //####ECOSGPLCOPYRIGHTBEGIN####
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12 // -------------------------------------------
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13 // This file is part of eCos, the Embedded Configurable Operating System.
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14 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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15 //
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16 // eCos is free software; you can redistribute it and/or modify it under
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17 // the terms of the GNU General Public License as published by the Free
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18 // Software Foundation; either version 2 or (at your option) any later version.
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19 //
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20 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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21 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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22 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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23 // for more details.
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24 //
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25 // You should have received a copy of the GNU General Public License along
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26 // with eCos; if not, write to the Free Software Foundation, Inc.,
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27 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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28 //
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29 // As a special exception, if other files instantiate templates or use macros
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30 // or inline functions from this file, or you compile this file and link it
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31 // with other works to produce a work based on this file, this file does not
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32 // by itself cause the resulting work to be covered by the GNU General Public
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33 // License. However the source code for this file must still be made available
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34 // in accordance with section (3) of the GNU General Public License.
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35 //
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36 // This exception does not invalidate any other reasons why a work based on
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37 // this file might be covered by the GNU General Public License.
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38 //
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39 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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40 // at http://sources.redhat.com/ecos/ecos-license/
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41 // -------------------------------------------
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42 //####ECOSGPLCOPYRIGHTEND####
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43 //==========================================================================
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44 //#####DESCRIPTIONBEGIN####
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45 //
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46 // Author(s): andrew.lunn@ascom.ch
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47 // Contributors: andrew.lunn
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48 // Date: 2000-10-31
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49 // Purpose: Test a flash driver
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50 // Description: Try out a number of flash operations and make sure
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51 // what is in the flash is what we expeect.
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52 //
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53 //####DESCRIPTIONEND####
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54 //
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55 //==========================================================================
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56 ";
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57
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58 #include <cyg/io/flash.h>
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59 #include <cyg/infra/testcase.h>
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60 #include <cyg/infra/diag.h>
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61
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62 #include <string.h>
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63
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64 #ifndef CYGINT_ISO_STRING_STRFUNCS
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65 # define NA_MSG "Need string functions for test"
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66 #endif
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67
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68 #ifdef NA_MSG
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69 void cyg_user_start(void)
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70 {
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71 CYG_TEST_INIT();
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72 CYG_TEST_NA( NA_MSG );
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73 }
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74 #else
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75
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76 //==========================================================================
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77 // main
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78
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79 void cyg_user_start(void)
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80 {
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81 int ret;
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82 char data[1024];
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83 void *flash_start, *flash_end;
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84 int block_size, blocks;
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85 char *prog_start;
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86 unsigned char * ptr;
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87
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88 CYG_TEST_INIT();
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89
1388
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90 ret=flash_init((_printf *)diag_printf);
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91
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92 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_init");
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93
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94 flash_dev_query(data);
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95 CYG_TEST_PASS_FAIL(!strncmp(data,"Linux Synthetic Flash",sizeof(data)),
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96 "flash_query");
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97
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98 ret = flash_get_limits(NULL,&flash_start,&flash_end);
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99 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_get_limits");
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100
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101 ret = flash_get_block_info(&block_size, &blocks);
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102 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_get_block_info");
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103
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104 /* Erase the whole flash. Not recommended on real hardware since this
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105 will probably erase the bootloader etc!!! */
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106 ret=flash_erase(flash_start,block_size * blocks,NULL);
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107 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_erase1");
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108
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109 /* check that its actually been erased, and test the mmap area */
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110 for (ptr=flash_start,ret=0; ptr < (unsigned char *)flash_end; ptr++) {
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111 if (*ptr != 0xff) {
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112 ret++;
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113 }
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114 }
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115
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116 CYG_TEST_PASS_FAIL((ret == 0),"flash empty check");
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117
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118 ret = flash_program(flash_start,&copyright,sizeof(copyright),NULL);
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119 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_program1");
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120
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121 /* Check the contents made it into the flash */
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122 CYG_TEST_PASS_FAIL(!strncmp(flash_start,copyright,sizeof(copyright)),
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123 "flash program contents");
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124
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125 /* .. and check nothing else changed */
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126 for (ptr=(unsigned char *)flash_start+sizeof(copyright),ret=0;
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127 ptr < (unsigned char *)flash_end; ptr++) {
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128 if (*ptr != 0xff) {
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129 ret++;
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130 }
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131 }
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132
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133 CYG_TEST_PASS_FAIL((ret == 0),"flash program overrun check");
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134
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135 /* Program over a block boundary */
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136 prog_start = (unsigned char *)flash_start + block_size - sizeof(copyright)/2;
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137 ret = flash_program(prog_start,&copyright,sizeof(copyright),NULL);
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138 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_program2");
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139
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140 /* Check the first version is still OK */
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141 CYG_TEST_PASS_FAIL(!strncmp(flash_start,copyright,sizeof(copyright)),
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142 "Original contents");
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143
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144 CYG_TEST_PASS_FAIL(!strncmp(prog_start,copyright,sizeof(copyright)),
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145 "New program contents");
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146
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147 /* Check the bit in between is still erased */
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148 for (ptr=(unsigned char *)flash_start+sizeof(copyright),ret=0;
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149 ptr < (unsigned char *)prog_start; ptr++) {
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150 if (*ptr != 0xff) {
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151 ret++;
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152 }
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153 }
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154 CYG_TEST_PASS_FAIL((ret == 0),"flash erase check1");
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155
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156 /* Erase the second block and make sure the first is not erased */
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157 ret=flash_erase((void *)((unsigned)flash_start+block_size),
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158 block_size,NULL);
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159 CYG_TEST_PASS_FAIL((ret == FLASH_ERR_OK),"flash_erase2");
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160
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161 /* Check the erase worked */
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162 for (ptr=(unsigned char *)flash_start+block_size,ret=0;
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163 ptr < (unsigned char *)flash_start+block_size*2; ptr++) {
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164 if (*ptr != 0xff) {
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165 ret++;
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166 }
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167 }
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168
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169 CYG_TEST_PASS_FAIL((ret == 0), "flash erase check2");
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170
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171 /* Lastly check the first half of the copyright message is still there */
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172 CYG_TEST_PASS_FAIL(!strncmp(prog_start,copyright,sizeof(copyright)/2),
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173 "Block 1 OK");
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174
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175 #if 0
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176 /* This test it fatal! Its not run by default!
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177 Check the flash is read only, by trying to write to it. We expect
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178 to get an exception */
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179
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180 *(char *)flash_start = 'a';
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181 #endif
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182
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183 CYG_TEST_PASS_FINISH("flash1");
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184 }
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185
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186 #endif /* ifndef NA_MSG */
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187
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188 /* EOF flash1.c */