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annotate packages/devs/flash/synth/current/tests/flash2.c @ 2863:7d8c61e6225c default tip

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* Added execute permissions to files missed in conversion from CVS
author alexs
date Thu, 26 Mar 2009 20:39:18 +0000
parents 72041d295c0b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /* Hey, the copyright is useful 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, 2009 Free Software Foundation, 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 "
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19 "// version. "
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20 "// "
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21 "// eCos is distributed in the hope that it will be useful, but WITHOUT "
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22 "// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or "
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23 "// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License "
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24 "// for more details. "
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25 "// "
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26 "// You should have received a copy of the GNU General Public License "
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27 "// along with eCos; if not, write to the Free Software Foundation, Inc., "
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28 "// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. "
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29 "// "
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30 "// As a special exception, if other files instantiate templates or use "
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31 "// macros or inline functions from this file, or you compile this file "
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32 "// and link it with other works to produce a work based on this file, "
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33 "// this file does not by itself cause the resulting work to be covered by "
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34 "// the GNU General Public License. However the source code for this file "
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35 "// must still be made available in accordance with section (3) of the GNU "
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36 "// General Public License v2. "
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37 "// "
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38 "// This exception does not invalidate any other reasons why a work based "
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39 "// on this file might be covered by the GNU General Public License. "
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40 "// ------------------------------------------- "
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41 "// ####ECOSGPLCOPYRIGHTEND####"
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42 "//=========================================================================="
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43 "//#####DESCRIPTIONBEGIN####"
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44 "//"
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45 "// Author(s): andrew.lunn@ascom.ch"
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46 "// Contributors: andrew.lunn"
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47 "// Date: 2000-10-31"
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48 "// Purpose: Test a flash driver"
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49 "// Description: Try out a number of flash operations and make sure"
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50 "// what is in the flash is what we expeect."
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51 "// "
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52 "//####DESCRIPTIONEND####"
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53 "//"
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54 "//==========================================================================&"
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55 ;
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56
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57 #include <pkgconf/devs_flash_synth.h>
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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 cyg_flashaddr_t flash_start=0, flash_end=0;
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83 cyg_flash_info_t info;
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84 int block_size=0, blocks=0;
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85 cyg_flashaddr_t prog_start;
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86 unsigned char * ptr;
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87 cyg_uint32 i=0;
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88 cyg_uint32 j;
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89
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90 CYG_TEST_INIT();
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91
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92 cyg_flash_set_global_printf((cyg_flash_printf *)&diag_printf);
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93 ret=cyg_flash_init(NULL);
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94
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95 CYG_TEST_PASS_FAIL((ret == CYG_FLASH_ERR_OK),"flash_init");
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96
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97 do {
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98 ret = cyg_flash_get_info(i, &info);
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99 if (ret == CYG_FLASH_ERR_OK) {
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100 diag_printf("INFO: Nth=%d, start=%p, end=%p\n",
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101 i, (void *) info.start, (void *) info.end);
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102 if (i == 0) {
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103 flash_start = info.start;
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104 flash_end = info.end;
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105 block_size = info.block_info[0].block_size;
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106 blocks = info.block_info[0].blocks;
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107 }
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108 for (j=0;j < info.num_block_infos; j++) {
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109 diag_printf("INFO:\t block_size %zd, blocks %u\n",
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110 info.block_info[j].block_size,
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111 info.block_info[j].blocks);
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112 }
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113 }
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114 i++;
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115 } while (ret != CYG_FLASH_ERR_INVALID);
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116
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117 /* Erase the whole flash. Not recommended on real hardware since this
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118 will probably erase the bootloader etc!!! */
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119 ret=cyg_flash_erase(flash_start,block_size * blocks,NULL);
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120 CYG_TEST_PASS_FAIL((ret == CYG_FLASH_ERR_OK),"flash_erase1");
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121
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122 /* check that its actually been erased, and test the mmap area */
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123 for (ptr=(unsigned char *)flash_start,ret=0;
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124 ptr <= (unsigned char *)flash_end; ptr++) {
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125 if (*ptr != 0xff) {
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126 ret++;
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127 }
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128 }
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129
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130 CYG_TEST_PASS_FAIL((ret == 0),"flash empty check");
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131
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132 ret = cyg_flash_program(flash_start,&copyright,sizeof(copyright),NULL);
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133 CYG_TEST_PASS_FAIL((ret == CYG_FLASH_ERR_OK),"flash_program1");
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134
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135 /* Check the contents made it into the flash */
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136 CYG_TEST_PASS_FAIL(!strncmp((void *)flash_start,
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137 copyright,sizeof(copyright)),
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138 "flash program contents");
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139
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140 /* .. and check nothing else changed */
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141 for (ptr=(unsigned char *)flash_start+sizeof(copyright),ret=0;
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142 ptr < (unsigned char *)flash_end; ptr++) {
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143 if (*ptr != 0xff) {
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144 ret++;
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145 }
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146 }
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147
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148 CYG_TEST_PASS_FAIL((ret == 0),"flash program overrun check");
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149
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150 /* Program over a block boundary */
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151 prog_start = flash_start + block_size - sizeof(copyright)/2;
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152 ret = cyg_flash_program(prog_start,&copyright,sizeof(copyright),NULL);
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153 CYG_TEST_PASS_FAIL((ret == CYG_FLASH_ERR_OK),"flash_program2");
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154
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155 /* Check the first version is still OK */
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156 CYG_TEST_PASS_FAIL(!strncmp((void *)flash_start,
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157 copyright,
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158 sizeof(copyright)),
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159 "Original contents");
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160
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161 CYG_TEST_PASS_FAIL(!strncmp((void *)prog_start,
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162 copyright,
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163 sizeof(copyright)),
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164 "New program contents");
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165
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166 /* Check the bit in between is still erased */
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167 for (ptr=(unsigned char *)flash_start+sizeof(copyright),ret=0;
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168 ptr < (unsigned char *)prog_start; ptr++) {
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169 if (*ptr != 0xff) {
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170 ret++;
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171 }
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172 }
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173 CYG_TEST_PASS_FAIL((ret == 0),"flash erase check1");
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174
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175 /* Erase the second block and make sure the first is not erased */
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176 ret=cyg_flash_erase(flash_start+block_size,block_size,NULL);
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177 CYG_TEST_PASS_FAIL((ret == CYG_FLASH_ERR_OK),"flash_erase2");
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178
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179 /* Check the erase worked */
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180 for (ptr=(unsigned char *)flash_start+block_size,ret=0;
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181 ptr < (unsigned char *)flash_start+block_size*2;
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182 ptr++) {
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183 if (*ptr != 0xff) {
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184 ret++;
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185 }
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186 }
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187
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188 CYG_TEST_PASS_FAIL((ret == 0), "flash erase check2");
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189
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190 /* Lastly check the first half of the copyright message is still there */
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191 CYG_TEST_PASS_FAIL(!strncmp((void *)prog_start,
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192 copyright,
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193 sizeof(copyright)/2),
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194 "Block 1 OK");
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195
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196 #if 0
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197 /* This test is be fatal! Its not run by default!
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198 Check the flash is read only, by trying to write to it. We expect
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199 to get an exception */
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200
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201 *(char *)flash_start = 'a';
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202 #endif
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203
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204 CYG_TEST_PASS_FINISH("flash1");
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205 }
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206
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207 #endif /* ifndef NA_MSG */
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208
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209 /* EOF flash2.c */