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annotate packages/redboot/current/src/main.c @ 210:d2c90368aeef

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Merge from eCos master repository on 2002-05-23-21:39:14-BST
author jlarmour
date Thu, 23 May 2002 22:59:51 +0000
parents e0c0827131d1
children 57f3c72256bb
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1 //==========================================================================
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2 //
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3 // main.c
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4 //
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5 // RedBoot main routine
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6 //
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7 //==========================================================================
208
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8 //####ECOSGPLCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // This file is part of eCos, the Embedded Configurable Operating System.
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11 // Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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12 //
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13 // eCos is free software; you can redistribute it and/or modify it under
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14 // the terms of the GNU General Public License as published by the Free
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15 // Software Foundation; either version 2 or (at your option) any later version.
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16 //
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17 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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18 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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19 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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20 // for more details.
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21 //
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22 // You should have received a copy of the GNU General Public License along
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23 // with eCos; if not, write to the Free Software Foundation, Inc.,
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24 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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25 //
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26 // As a special exception, if other files instantiate templates or use macros
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27 // or inline functions from this file, or you compile this file and link it
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28 // with other works to produce a work based on this file, this file does not
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29 // by itself cause the resulting work to be covered by the GNU General Public
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30 // License. However the source code for this file must still be made available
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31 // in accordance with section (3) of the GNU General Public License.
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32 //
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33 // This exception does not invalidate any other reasons why a work based on
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34 // this file might be covered by the GNU General Public License.
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35 //
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36 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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37 // at http://sources.redhat.com/ecos/ecos-license/
208
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38 // -------------------------------------------
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39 //####ECOSGPLCOPYRIGHTEND####
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40 //==========================================================================
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41 //#####DESCRIPTIONBEGIN####
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42 //
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43 // Author(s): gthomas
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44 // Contributors: gthomas
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45 // Date: 2000-07-14
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46 // Purpose:
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47 // Description:
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48 //
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49 // This code is part of RedBoot (tm).
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50 //
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51 //####DESCRIPTIONEND####
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52 //
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53 //==========================================================================
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54
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55 #define DEFINE_VARS
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56 #include <redboot.h>
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57 #include <cyg/hal/hal_arch.h>
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58 #include <cyg/hal/hal_intr.h>
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59 #include <cyg/hal/hal_if.h>
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60 #include <cyg/hal/hal_cache.h>
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61 #include CYGHWR_MEMORY_LAYOUT_H
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62
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63 #include <cyg/hal/hal_tables.h>
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64
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65 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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66 #ifdef CYGBLD_HAL_PLATFORM_STUB_H
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67 #include CYGBLD_HAL_PLATFORM_STUB_H
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68 #else
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69 #include <cyg/hal/plf_stub.h>
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70 #endif
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71 #endif
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72
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73 // Builtin Self Test (BIST)
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74 externC void bist(void);
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75
162
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76 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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77 // GDB interfaces
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78 extern void breakpoint(void);
162
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79 #endif
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80
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81 // CLI command processing (defined in this file)
138
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82 RedBoot_cmd("version",
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83 "Display RedBoot version information",
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84 "",
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85 do_version
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86 );
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87 RedBoot_cmd("help",
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88 "Help about help?",
151
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89 "[<topic>]",
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90 do_help
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91 );
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92 RedBoot_cmd("go",
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93 "Execute code at a location",
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94 "[-w <timeout>] [entry]",
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95 do_go
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96 );
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97 RedBoot_cmd("dump",
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98 "Display (hex dump) a range of memory",
198
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99 "-b <location> [-l <length>] [-s] [-1|2|4]",
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100 do_dump
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101 );
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102 RedBoot_cmd("x",
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103 "Display (hex dump) a range of memory",
198
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104 "-b <location> [-l <length>] [-s] [-1|2|4]",
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105 do_x
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106 );
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107 #ifdef CYGBLD_BUILD_REDBOOT_WITH_CKSUM
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108 RedBoot_cmd("cksum",
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109 "Compute a 32bit checksum [POSIX algorithm] for a range of memory",
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110 "-b <location> -l <length>",
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111 do_cksum
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112 );
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113 #endif
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114 #ifdef CYGBLD_BUILD_REDBOOT_WITH_MFILL
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115 RedBoot_cmd("mfill",
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116 "Fill a block of memory with a pattern",
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117 "-b <location> -l <length> -p <pattern> [-1|-2|-4]",
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118 do_mfill
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119 );
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120 #endif
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121 #ifdef CYGBLD_BUILD_REDBOOT_WITH_MCMP
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122 RedBoot_cmd("mcmp",
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123 "Compare two blocks of memory",
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124 "-s <location> -d <location> -l <length> [-1|-2|-4]",
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125 do_mcmp
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126 );
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127 #endif
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128 RedBoot_cmd("cache",
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129 "Manage machine caches",
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130 "[ON | OFF]",
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131 do_caches
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132 );
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133 #ifdef HAL_PLATFORM_RESET
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134 RedBoot_cmd("reset",
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135 "Reset the system",
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136 "",
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137 do_reset
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138 );
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139 #endif
160
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140 #ifdef CYGSEM_REDBOOT_VARIABLE_BAUD_RATE
159
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141 RedBoot_cmd("baudrate",
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142 "Set/Query the system console baud rate",
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143 "[-b <rate>]",
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144 do_baud_rate
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145 );
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146 #endif
115
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147
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148 // Define table boundaries
130
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149 CYG_HAL_TABLE_BEGIN( __RedBoot_INIT_TAB__, RedBoot_inits );
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150 CYG_HAL_TABLE_END( __RedBoot_INIT_TAB_END__, RedBoot_inits );
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151 extern struct init_tab_entry __RedBoot_INIT_TAB__[], __RedBoot_INIT_TAB_END__;
151
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152
115
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153 CYG_HAL_TABLE_BEGIN( __RedBoot_CMD_TAB__, RedBoot_commands );
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154 CYG_HAL_TABLE_END( __RedBoot_CMD_TAB_END__, RedBoot_commands );
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155 extern struct cmd __RedBoot_CMD_TAB__[], __RedBoot_CMD_TAB_END__;
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156
151
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157 CYG_HAL_TABLE_BEGIN( __RedBoot_IDLE_TAB__, RedBoot_idle );
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158 CYG_HAL_TABLE_END( __RedBoot_IDLE_TAB_END__, RedBoot_idle );
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159 extern struct idle_tab_entry __RedBoot_IDLE_TAB__[], __RedBoot_IDLE_TAB_END__;
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160
141
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161 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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162 extern void HAL_ARCH_PROGRAM_NEW_STACK(void *fun);
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163 #endif
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164
160
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165
138
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166 void
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167 do_version(int argc, char *argv[])
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168 {
145
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169 extern char RedBoot_version[];
171
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170 #ifdef CYGPKG_IO_FLASH
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171 externC void _flash_info(void);
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172 #endif
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173
182
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174 diag_printf(RedBoot_version);
138
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175 #ifdef HAL_PLATFORM_CPU
182
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176 diag_printf("Platform: %s (%s) %s\n", HAL_PLATFORM_BOARD, HAL_PLATFORM_CPU, HAL_PLATFORM_EXTRA);
138
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177 #endif
202
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178 diag_printf("Copyright (C) 2000, 2001, 2002, Red Hat, Inc.\n\n");
182
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179 diag_printf("RAM: %p-%p, %p-%p available\n",
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180 (void*)ram_start, (void*)ram_end,
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181 (void*)user_ram_start, (void *)user_ram_end);
171
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182 #ifdef CYGPKG_IO_FLASH
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183 _flash_info();
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184 #endif
156
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185 }
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186
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187 void
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188 do_idle(bool is_idle)
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189 {
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190 struct idle_tab_entry *idle_entry;
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191
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192 for (idle_entry = __RedBoot_IDLE_TAB__;
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193 idle_entry != &__RedBoot_IDLE_TAB_END__; idle_entry++) {
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194 (*idle_entry->fun)(is_idle);
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195 }
138
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196 }
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197
182
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198 // Wrapper used by diag_printf()
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199 static void
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200 _mon_write_char(char c, void **param)
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201 {
210
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202 if (c == '\n') {
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203 mon_write_char('\r');
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204 }
182
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205 mon_write_char(c);
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206 }
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207
115
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208 //
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209 // This is the main entry point for RedBoot
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210 //
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211 void
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212 cyg_start(void)
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213 {
143
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214 int res = 0;
115
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215 bool prompt = true;
143
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216 static char line[CYGPKG_REDBOOT_MAX_CMD_LINE];
183
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217 char *command;
115
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218 struct cmd *cmd;
156
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219 int cur;
126
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220 struct init_tab_entry *init_entry;
156
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221
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222 // Make sure the channels are properly initialized.
182
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223 diag_init_putc(_mon_write_char);
156
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224 hal_if_diag_init();
115
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225
156
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226 // Force console to output raw text - but remember the old setting
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227 // so it can be restored if interaction with a debugger is
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228 // required.
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229 cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
151
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230 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL);
115
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231 #ifdef CYGPKG_REDBOOT_ANY_CONSOLE
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232 console_selected = false;
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233 #endif
128
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234 console_echo = true;
159
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235 CYGACC_CALL_IF_DELAY_US((cyg_int32)2*100000);
115
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236
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237 ram_start = (unsigned char *)CYGMEM_REGION_ram;
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238 ram_end = (unsigned char *)(CYGMEM_REGION_ram+CYGMEM_REGION_ram_SIZE);
150
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239 #ifdef HAL_MEM_REAL_REGION_TOP
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240 {
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241 unsigned char *ram_end_tmp = ram_end;
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242 ram_end = HAL_MEM_REAL_REGION_TOP( ram_end_tmp );
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243 }
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244 #endif
156
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245 #ifdef CYGMEM_SECTION_heap1
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246 workspace_start = (unsigned char *)CYGMEM_SECTION_heap1;
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247 workspace_end = (unsigned char *)(CYGMEM_SECTION_heap1+CYGMEM_SECTION_heap1_SIZE);
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248 workspace_size = CYGMEM_SECTION_heap1_SIZE;
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249 #else
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250 workspace_start = (unsigned char *)CYGMEM_REGION_ram;
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251 workspace_end = (unsigned char *)(CYGMEM_REGION_ram+CYGMEM_REGION_ram_SIZE);
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252 workspace_size = CYGMEM_REGION_ram_SIZE;
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253 #endif
115
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254
158
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255 if ( ram_end < workspace_end ) {
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256 // when *less* SDRAM is installed than the possible maximum,
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257 // but the heap1 region remains greater...
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258 workspace_end = ram_end;
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259 workspace_size = workspace_end - workspace_start;
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260 }
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261
132
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262 bist();
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263
126
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264 for (init_entry = __RedBoot_INIT_TAB__; init_entry != &__RedBoot_INIT_TAB_END__; init_entry++) {
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265 (*init_entry->fun)();
115
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266 }
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267
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268 user_ram_start = workspace_start;
156
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269 user_ram_end = workspace_end;
191
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270
156
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271 do_version(0,0);
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272
159
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273 #ifdef CYGFUN_REDBOOT_BOOT_SCRIPT
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274 # ifdef CYGDAT_REDBOOT_DEFAULT_BOOT_SCRIPT
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275 if (!script) {
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276 script = CYGDAT_REDBOOT_DEFAULT_BOOT_SCRIPT;
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277 # ifndef CYGSEM_REDBOOT_FLASH_CONFIG
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278 script_timeout = CYGNUM_REDBOOT_BOOT_SCRIPT_DEFAULT_TIMEOUT;
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279 # endif
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280 }
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281 # endif
115
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282 if (script) {
159
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283 // Give the guy a chance to abort any boot script
115
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284 unsigned char *hold_script = script;
159
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285 int script_timeout_ms = script_timeout * CYGNUM_REDBOOT_BOOT_SCRIPT_TIMEOUT_RESOLUTION;
182
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286 diag_printf("== Executing boot script in %d.%03d seconds - enter ^C to abort\n",
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287 script_timeout_ms/1000, script_timeout_ms%1000);
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288 script = (unsigned char *)0;
156
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289 res = _GETS_CTRLC; // Treat 0 timeout as ^C
151
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290 while (script_timeout_ms >= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT) {
182
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291 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
158
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292 if (res >= _GETS_OK) {
182
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293 diag_printf("== Executing boot script in %d.%03d seconds - enter ^C to abort\n",
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294 script_timeout_ms/1000, script_timeout_ms%1000);
143
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295 continue; // Ignore anything but ^C
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296 }
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297 if (res != _GETS_TIMEOUT) break;
151
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298 script_timeout_ms -= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT;
143
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299 }
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300 if (res == _GETS_CTRLC) {
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301 script = (unsigned char *)0; // Disable script
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302 } else {
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303 script = hold_script; // Re-enable script
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304 }
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305 }
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306 #endif
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307
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308 while (true) {
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309 if (prompt) {
182
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310 diag_printf("RedBoot> ");
115
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311 prompt = false;
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312 }
195
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313 #if CYGNUM_REDBOOT_CMD_LINE_EDITING != 0
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314 cmd_history = true; // Enable history collection
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315 #endif
182
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316 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
195
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317 #if CYGNUM_REDBOOT_CMD_LINE_EDITING != 0
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318 cmd_history = false; // Enable history collection
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319 #endif
143
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320 if (res == _GETS_TIMEOUT) {
115
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321 // No input arrived
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322 } else {
162
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323 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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324 if (res == _GETS_GDB) {
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325 int dbgchan;
161
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326 hal_virtual_comm_table_t *__chan;
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327 int i;
115
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328 // Special case of '$' - need to start GDB protocol
151
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329 gdb_active = true;
161
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330 // Mask interrupts on all channels
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331 for (i = 0; i < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS; i++) {
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332 CYGACC_CALL_IF_SET_CONSOLE_COMM(i);
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333 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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334 CYGACC_COMM_IF_CONTROL( *__chan, __COMMCTL_IRQ_DISABLE );
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335 }
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336
115
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337 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
141
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338 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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339 HAL_ARCH_PROGRAM_NEW_STACK(breakpoint);
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340 #else
115
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341 breakpoint(); // Get GDB stubs started, with a proper environment, etc.
141
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342 #endif
156
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343 dbgchan = CYGACC_CALL_IF_SET_DEBUG_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
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344 CYGACC_CALL_IF_SET_CONSOLE_COMM(dbgchan);
162
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345 } else
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346 #endif // CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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347 {
160
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348 expand_aliases(line, sizeof(line));
183
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349 command = (char *)&line;
195
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350 if ((*command == '#') || (*command == '=')) {
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351 // Special cases
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352 if (*command == '=') {
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353 // Print line on console
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354 diag_printf("%s\n", &line[2]);
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355 }
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356 } else {
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357 while (strlen(command) > 0) {
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358 if ((cmd = parse(&command, &argc, &argv[0])) != (struct cmd *)0) {
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359 (cmd->fun)(argc, argv);
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360 } else {
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361 diag_printf("** Error: Illegal command: \"%s\"\n", argv[0]);
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362 }
115
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363 }
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364 }
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365 prompt = true;
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366 }
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367 }
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368 }
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369 }
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370
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371 void
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372 do_caches(int argc, char *argv[])
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373 {
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374 unsigned long oldints;
161
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375 int dcache_on=0, icache_on=0;
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376
115
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377 if (argc == 2) {
182
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378 if (strcasecmp(argv[1], "on") == 0) {
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379 HAL_DISABLE_INTERRUPTS(oldints);
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380 HAL_ICACHE_ENABLE();
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381 HAL_DCACHE_ENABLE();
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382 HAL_RESTORE_INTERRUPTS(oldints);
182
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383 } else if (strcasecmp(argv[1], "off") == 0) {
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384 HAL_DISABLE_INTERRUPTS(oldints);
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385 HAL_DCACHE_SYNC();
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386 HAL_ICACHE_DISABLE();
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387 HAL_DCACHE_DISABLE();
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388 HAL_DCACHE_SYNC();
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389 HAL_ICACHE_INVALIDATE_ALL();
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390 HAL_DCACHE_INVALIDATE_ALL();
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391 HAL_RESTORE_INTERRUPTS(oldints);
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392 } else {
182
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393 diag_printf("Invalid cache mode: %s\n", argv[1]);
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394 }
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395 } else {
161
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396 #ifdef HAL_DCACHE_IS_ENABLED
159
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397 HAL_DCACHE_IS_ENABLED(dcache_on);
161
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398 #endif
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399 #ifdef HAL_ICACHE_IS_ENABLED
159
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400 HAL_ICACHE_IS_ENABLED(icache_on);
161
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401 #endif
182
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402 diag_printf("Data cache: %s, Instruction cache: %s\n",
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403 dcache_on?"On":"Off", icache_on?"On":"Off");
115
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404 }
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405 }
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406
208
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diff changeset
407 void
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408 show_help(struct cmd *cmd, struct cmd *cmd_end, char *which, char *pre)
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409 {
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410 bool show;
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411 int len = 0;
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diff changeset
412
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diff changeset
413 if (which) {
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diff changeset
414 len = strlen(which);
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415 }
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416 while (cmd != cmd_end) {
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417 show = true;
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418 if (which && (strncasecmp(which, cmd->str, len) != 0)) {
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419 show = false;
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420 }
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421 if (show) {
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422 diag_printf("%s\n %s %s %s\n", cmd->help, pre, cmd->str, cmd->usage);
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423 if ((cmd->sub_cmds != (struct cmd *)0) && (which != (char *)0)) {
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424 show_help(cmd->sub_cmds, cmd->sub_cmds_end, 0, cmd->str);
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diff changeset
425 }
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diff changeset
426 }
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diff changeset
427 cmd++;
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428 }
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diff changeset
429 }
115
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parents:
diff changeset
430
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diff changeset
431 void
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432 do_help(int argc, char *argv[])
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diff changeset
433 {
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434 struct cmd *cmd;
151
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435 char *which = (char *)0;
115
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436
151
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diff changeset
437 if (!scan_opts(argc, argv, 1, 0, 0, (void **)&which, OPTION_ARG_TYPE_STR, "<topic>")) {
182
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diff changeset
438 diag_printf("Invalid argument\n");
151
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diff changeset
439 return;
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diff changeset
440 }
115
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441 cmd = __RedBoot_CMD_TAB__;
208
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diff changeset
442 show_help(cmd, &__RedBoot_CMD_TAB_END__, which, "");
115
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443 return;
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parents:
diff changeset
444 }
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parents:
diff changeset
445
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diff changeset
446 void
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diff changeset
447 do_dump(int argc, char *argv[])
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448 {
198
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449 struct option_info opts[6];
115
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450 unsigned long base, len;
130
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451 bool base_set, len_set;
162
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diff changeset
452 static unsigned long _base, _len;
198
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453 static char _size = 1;
208
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454 bool srec_dump, set_32bit, set_16bit, set_8bit;
191
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455 int i, n, off, cksum;
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456 cyg_uint8 ch;
115
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457
130
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458 init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM,
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459 (void **)&base, (bool *)&base_set, "base address");
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460 init_opts(&opts[1], 'l', true, OPTION_ARG_TYPE_NUM,
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461 (void **)&len, (bool *)&len_set, "length");
191
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462 init_opts(&opts[2], 's', false, OPTION_ARG_TYPE_FLG,
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463 (void **)&srec_dump, 0, "dump data using Morotola S-records");
198
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464 init_opts(&opts[3], '4', false, OPTION_ARG_TYPE_FLG,
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465 (void *)&set_32bit, (bool *)0, "dump 32 bit units");
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466 init_opts(&opts[4], '2', false, OPTION_ARG_TYPE_FLG,
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467 (void **)&set_16bit, (bool *)0, "dump 16 bit units");
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468 init_opts(&opts[5], '1', false, OPTION_ARG_TYPE_FLG,
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469 (void **)&set_8bit, (bool *)0, "dump 8 bit units");
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470 if (!scan_opts(argc, argv, 1, opts, 6, 0, 0, "")) {
130
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471 return;
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472 }
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473 if (!base_set) {
162
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474 if (_base == 0) {
182
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475 diag_printf("Dump what [location]?\n");
162
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476 return;
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477 }
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diff changeset
478 base = _base;
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479 if (!len_set) {
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diff changeset
480 len = _len;
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481 len_set = true;
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482 }
115
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483 }
198
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diff changeset
484
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485 if (set_32bit) {
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486 _size = 4;
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487 } else if (set_16bit) {
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488 _size = 2;
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489 } else if (set_8bit) {
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490 _size = 1;
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491 }
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diff changeset
492
130
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493 if (!len_set) {
115
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494 len = 32;
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495 }
191
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diff changeset
496 if (srec_dump) {
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diff changeset
497 off = 0;
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498 while (off < len) {
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499 n = (len > 16) ? 16 : len;
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500 cksum = n+5;
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501 diag_printf("S3%02X%08X", n+5, off+base);
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502 for (i = 0; i < 4; i++) {
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503 cksum += (((base+off)>>(i*8)) & 0xFF);
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504 }
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505 for (i = 0; i < n; i++) {
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506 ch = *(cyg_uint8 *)(base+off+i);
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diff changeset
507 diag_printf("%02X", ch);
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diff changeset
508 cksum += ch;
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509 }
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diff changeset
510 diag_printf("%02X\n", ~cksum & 0xFF);
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511 off += n;
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512 }
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513 } else {
198
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diff changeset
514 switch( _size ) {
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parents: 196
diff changeset
515 case 1:
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diff changeset
516 diag_dump_buf((void *)base, len);
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diff changeset
517 break;
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diff changeset
518 case 2:
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diff changeset
519 diag_dump_buf_16bit((void *)base, len);
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diff changeset
520 break;
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diff changeset
521 case 4:
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diff changeset
522 diag_dump_buf_32bit((void *)base, len);
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diff changeset
523 break;
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diff changeset
524 }
191
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diff changeset
525 }
162
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diff changeset
526 _base = base + len;
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diff changeset
527 _len = len;
115
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parents:
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528 }
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jlarmour
parents:
diff changeset
529
186
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parents: 183
diff changeset
530 // Simple alias for the dump command
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parents: 183
diff changeset
531 void
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parents: 183
diff changeset
532 do_x(int argc, char *argv[])
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parents: 183
diff changeset
533 {
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parents: 183
diff changeset
534 do_dump(argc, argv);
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parents: 183
diff changeset
535 }
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parents: 183
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536
208
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parents: 202
diff changeset
537 #ifdef CYGBLD_BUILD_REDBOOT_WITH_CKSUM
115
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diff changeset
538 void
156
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diff changeset
539 do_cksum(int argc, char *argv[])
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jlarmour
parents: 151
diff changeset
540 {
158
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parents: 156
diff changeset
541 // Compute a CRC, using the POSIX 1003 definition
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parents: 156
diff changeset
542 extern unsigned long
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parents: 156
diff changeset
543 posix_crc32(unsigned char *s, int len);
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parents: 156
diff changeset
544
156
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parents: 151
diff changeset
545 struct option_info opts[2];
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parents: 151
diff changeset
546 unsigned long base, len, crc;
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parents: 151
diff changeset
547 bool base_set, len_set;
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parents: 151
diff changeset
548
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diff changeset
549 init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM,
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parents: 151
diff changeset
550 (void **)&base, (bool *)&base_set, "base address");
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parents: 151
diff changeset
551 init_opts(&opts[1], 'l', true, OPTION_ARG_TYPE_NUM,
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parents: 151
diff changeset
552 (void **)&len, (bool *)&len_set, "length");
159
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parents: 158
diff changeset
553 if (!scan_opts(argc, argv, 1, opts, 2, 0, 0, "")) {
156
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parents: 151
diff changeset
554 return;
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jlarmour
parents: 151
diff changeset
555 }
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parents: 151
diff changeset
556 if (!base_set || !len_set) {
208
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parents: 202
diff changeset
557 if (load_address >= (CYG_ADDRESS)ram_start &&
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parents: 202
diff changeset
558 load_address_end < (CYG_ADDRESS)ram_end &&
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parents: 202
diff changeset
559 load_address < load_address_end) {
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diff changeset
560 base = load_address;
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diff changeset
561 len = load_address_end - load_address;
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parents: 202
diff changeset
562 diag_printf("Computing cksum for area %p-%p\n",
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parents: 202
diff changeset
563 base, load_address_end);
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parents: 202
diff changeset
564 } else {
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parents: 202
diff changeset
565 diag_printf("usage: cksum -b <addr> -l <length>\n");
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566 return;
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parents: 202
diff changeset
567 }
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568 }
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parents: 202
diff changeset
569 crc = posix_crc32((unsigned char *)base, len);
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570 diag_printf("POSIX cksum = %lu %lu (0x%08lx 0x%08lx)\n", crc, len, crc, len);
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571 }
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diff changeset
572 #endif
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573
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diff changeset
574 #ifdef CYGBLD_BUILD_REDBOOT_WITH_MFILL
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diff changeset
575 void
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diff changeset
576 do_mfill(int argc, char *argv[])
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parents: 202
diff changeset
577 {
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diff changeset
578 // Fill a region of memory with a pattern
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parents: 202
diff changeset
579 struct option_info opts[6];
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diff changeset
580 unsigned long base, pat;
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parents: 202
diff changeset
581 long len;
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parents: 202
diff changeset
582 bool base_set, len_set, pat_set;
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parents: 202
diff changeset
583 bool set_32bit, set_16bit, set_8bit;
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diff changeset
584
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parents: 202
diff changeset
585 init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM,
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586 (void **)&base, (bool *)&base_set, "base address");
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diff changeset
587 init_opts(&opts[1], 'l', true, OPTION_ARG_TYPE_NUM,
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588 (void **)&len, (bool *)&len_set, "length");
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parents: 202
diff changeset
589 init_opts(&opts[2], 'p', true, OPTION_ARG_TYPE_NUM,
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diff changeset
590 (void **)&pat, (bool *)&pat_set, "pattern");
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parents: 202
diff changeset
591 init_opts(&opts[3], '4', false, OPTION_ARG_TYPE_FLG,
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parents: 202
diff changeset
592 (void *)&set_32bit, (bool *)0, "fill 32 bit units");
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593 init_opts(&opts[4], '2', false, OPTION_ARG_TYPE_FLG,
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parents: 202
diff changeset
594 (void **)&set_16bit, (bool *)0, "fill 16 bit units");
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parents: 202
diff changeset
595 init_opts(&opts[5], '1', false, OPTION_ARG_TYPE_FLG,
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parents: 202
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596 (void **)&set_8bit, (bool *)0, "fill 8 bit units");
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597 if (!scan_opts(argc, argv, 1, opts, 6, 0, 0, "")) {
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diff changeset
598 return;
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parents: 202
diff changeset
599 }
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parents: 202
diff changeset
600 if (!base_set || !len_set) {
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parents: 202
diff changeset
601 diag_printf("usage: mfill -b <addr> -l <length> [-p <pattern>] [-1|-2|-4]\n");
156
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parents: 151
diff changeset
602 return;
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diff changeset
603 }
208
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diff changeset
604 if (!pat_set) {
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diff changeset
605 pat = 0;
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diff changeset
606 }
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diff changeset
607 // No checks here
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jlarmour
parents: 202
diff changeset
608 if (set_8bit) {
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jlarmour
parents: 202
diff changeset
609 // Fill 8 bits at a time
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parents: 202
diff changeset
610 while ((len -= sizeof(cyg_uint8)) >= 0) {
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611 *((cyg_uint8 *)base)++ = (cyg_uint8)pat;
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612 }
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613 } else if (set_16bit) {
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diff changeset
614 // Fill 16 bits at a time
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diff changeset
615 while ((len -= sizeof(cyg_uint16)) >= 0) {
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616 *((cyg_uint16 *)base)++ = (cyg_uint16)pat;
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617 }
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618 } else {
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diff changeset
619 // Default - 32 bits
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diff changeset
620 while ((len -= sizeof(cyg_uint32)) >= 0) {
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621 *((cyg_uint32 *)base)++ = (cyg_uint32)pat;
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622 }
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623 }
156
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624 }
208
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diff changeset
625 #endif
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626
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627 #ifdef CYGBLD_BUILD_REDBOOT_WITH_MCMP
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diff changeset
628 void
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diff changeset
629 do_mcmp(int argc, char *argv[])
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diff changeset
630 {
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diff changeset
631 // Fill a region of memory with a pattern
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diff changeset
632 struct option_info opts[6];
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diff changeset
633 unsigned long src_base, dst_base;
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diff changeset
634 long len;
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diff changeset
635 bool src_base_set, dst_base_set, len_set;
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diff changeset
636 bool set_32bit, set_16bit, set_8bit;
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diff changeset
637
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diff changeset
638 init_opts(&opts[0], 's', true, OPTION_ARG_TYPE_NUM,
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639 (void **)&src_base, (bool *)&src_base_set, "base address");
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diff changeset
640 init_opts(&opts[1], 'l', true, OPTION_ARG_TYPE_NUM,
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641 (void **)&len, (bool *)&len_set, "length");
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diff changeset
642 init_opts(&opts[2], 'd', true, OPTION_ARG_TYPE_NUM,
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diff changeset
643 (void **)&dst_base, (bool *)&dst_base_set, "base address");
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diff changeset
644 init_opts(&opts[3], '4', false, OPTION_ARG_TYPE_FLG,
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645 (void *)&set_32bit, (bool *)0, "fill 32 bit units");
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646 init_opts(&opts[4], '2', false, OPTION_ARG_TYPE_FLG,
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parents: 202
diff changeset
647 (void **)&set_16bit, (bool *)0, "fill 16 bit units");
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parents: 202
diff changeset
648 init_opts(&opts[5], '1', false, OPTION_ARG_TYPE_FLG,
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diff changeset
649 (void **)&set_8bit, (bool *)0, "fill 8 bit units");
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diff changeset
650 if (!scan_opts(argc, argv, 1, opts, 6, 0, 0, "")) {
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parents: 202
diff changeset
651 return;
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parents: 202
diff changeset
652 }
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diff changeset
653 if (!src_base_set || !dst_base_set || !len_set) {
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654 diag_printf("usage: mcmp -s <addr> -d <addr> -l <length> [-1|-2|-4]\n");
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diff changeset
655 return;
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parents: 202
diff changeset
656 }
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diff changeset
657 // No checks here
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jlarmour
parents: 202
diff changeset
658 if (set_8bit) {
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diff changeset
659 // Compare 8 bits at a time
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parents: 202
diff changeset
660 while ((len -= sizeof(cyg_uint8)) >= 0) {
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diff changeset
661 if (*((cyg_uint8 *)src_base)++ != *((cyg_uint8 *)dst_base)++) {
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diff changeset
662 ((cyg_uint8 *)src_base)--;
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diff changeset
663 ((cyg_uint8 *)dst_base)--;
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diff changeset
664 diag_printf("Buffers don't match - %p=0x%02x, %p=0x%02x\n",
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diff changeset
665 src_base, *((cyg_uint8 *)src_base),
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diff changeset
666 dst_base, *((cyg_uint8 *)dst_base));
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diff changeset
667 return;
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diff changeset
668 }
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diff changeset
669 }
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diff changeset
670 } else if (set_16bit) {
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diff changeset
671 // Compare 16 bits at a time
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parents: 202
diff changeset
672 while ((len -= sizeof(cyg_uint16)) >= 0) {
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diff changeset
673 if (*((cyg_uint16 *)src_base)++ != *((cyg_uint16 *)dst_base)++) {
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diff changeset
674 ((cyg_uint16 *)src_base)--;
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diff changeset
675 ((cyg_uint16 *)dst_base)--;
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diff changeset
676 diag_printf("Buffers don't match - %p=0x%04x, %p=0x%04x\n",
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diff changeset
677 src_base, *((cyg_uint16 *)src_base),
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diff changeset
678 dst_base, *((cyg_uint16 *)dst_base));
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diff changeset
679 return;
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diff changeset
680 }
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diff changeset
681 }
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682 } else {
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683 // Default - 32 bits
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684 while ((len -= sizeof(cyg_uint32)) >= 0) {
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685 if (*((cyg_uint32 *)src_base)++ != *((cyg_uint32 *)dst_base)++) {
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686 ((cyg_uint32 *)src_base)--;
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diff changeset
687 ((cyg_uint32 *)dst_base)--;
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diff changeset
688 diag_printf("Buffers don't match - %p=0x%08x, %p=0x%08x\n",
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689 src_base, *((cyg_uint32 *)src_base),
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690 dst_base, *((cyg_uint32 *)dst_base));
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691 return;
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692 }
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diff changeset
693 }
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diff changeset
694 }
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695 }
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diff changeset
696 #endif
156
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diff changeset
697
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diff changeset
698 void
115
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diff changeset
699 do_go(int argc, char *argv[])
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700 {
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parents:
diff changeset
701 typedef void code_fun(void);
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diff changeset
702 unsigned long entry;
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parents:
diff changeset
703 unsigned long oldints;
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diff changeset
704 code_fun *fun;
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diff changeset
705 bool wait_time_set;
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diff changeset
706 int wait_time, res;
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diff changeset
707 struct option_info opts[1];
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diff changeset
708 char line[8];
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diff changeset
709
196
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diff changeset
710 entry = entry_address; // Default from last 'load' operation
115
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711 init_opts(&opts[0], 'w', true, OPTION_ARG_TYPE_NUM,
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712 (void **)&wait_time, (bool *)&wait_time_set, "wait timeout");
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713 if (!scan_opts(argc, argv, 1, opts, 1, (void *)&entry, OPTION_ARG_TYPE_NUM, "starting address"))
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714 {
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715 return;
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parents:
diff changeset
716 }
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717 if (wait_time_set) {
156
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diff changeset
718 int script_timeout_ms = wait_time * 1000;
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diff changeset
719 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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720 unsigned char *hold_script = script;
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721 script = (unsigned char *)0;
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722 #endif
182
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723 diag_printf("About to start execution at %p - abort with ^C within %d seconds\n",
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724 (void *)entry, wait_time);
156
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725 while (script_timeout_ms >= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT) {
182
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726 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
156
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diff changeset
727 if (res == _GETS_CTRLC) {
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diff changeset
728 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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729 script = hold_script; // Re-enable script
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diff changeset
730 #endif
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diff changeset
731 return;
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732 }
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733 script_timeout_ms -= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT;
115
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diff changeset
734 }
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735 }
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diff changeset
736 fun = (code_fun *)entry;
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737 HAL_DISABLE_INTERRUPTS(oldints);
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diff changeset
738 HAL_DCACHE_SYNC();
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739 HAL_ICACHE_DISABLE();
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740 HAL_DCACHE_DISABLE();
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741 HAL_DCACHE_SYNC();
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742 HAL_ICACHE_INVALIDATE_ALL();
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743 HAL_DCACHE_INVALIDATE_ALL();
141
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744 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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745 HAL_ARCH_PROGRAM_NEW_STACK(fun);
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746 #else
115
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747 (*fun)();
141
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748 #endif
115
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749 }
132
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750
151
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751 #ifdef HAL_PLATFORM_RESET
143
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diff changeset
752 void
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753 do_reset(int argc, char *argv[])
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754 {
182
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diff changeset
755 diag_printf("... Resetting.");
143
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diff changeset
756 CYGACC_CALL_IF_DELAY_US(2*100000);
182
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757 diag_printf("\n");
165
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diff changeset
758 CYGACC_CALL_IF_RESET();
182
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diff changeset
759 diag_printf("!! oops, RESET not working on this platform\n");
143
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760 }
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diff changeset
761 #endif
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762
160
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763 #ifdef CYGSEM_REDBOOT_VARIABLE_BAUD_RATE
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diff changeset
764 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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765 #include <flash_config.h>
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766 #endif
159
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767
208
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diff changeset
768 int
159
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769 set_console_baud_rate(int rate)
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770 {
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771 hal_virtual_comm_table_t *__chan;
160
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772 static int current_rate = CYGNUM_HAL_VIRTUAL_VECTOR_CONSOLE_CHANNEL_BAUD;
208
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773 int ret = current_rate;
159
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diff changeset
774
160
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diff changeset
775 if (rate != current_rate) {
159
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diff changeset
776 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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777 ret = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_SETBAUD, rate);
208
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778 if (ret < 0) {
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diff changeset
779 diag_printf("Setting console baud rate to %d failed\n", rate);
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diff changeset
780 return ret;
159
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781 }
208
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diff changeset
782 ret = current_rate;
160
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diff changeset
783 current_rate = rate;
159
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diff changeset
784 }
208
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785 return ret;
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786 }
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diff changeset
787
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diff changeset
788 static void
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diff changeset
789 _sleep(int ms)
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diff changeset
790 {
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diff changeset
791 int i;
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diff changeset
792 for (i = 0; i < ms; i++) {
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diff changeset
793 CYGACC_CALL_IF_DELAY_US((cyg_int32)1000);
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794 }
159
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diff changeset
795 }
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diff changeset
796
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diff changeset
797 void
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diff changeset
798 do_baud_rate(int argc, char *argv[])
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diff changeset
799 {
208
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diff changeset
800 int new_rate, ret, old_rate;
159
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diff changeset
801 bool new_rate_set;
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802 hal_virtual_comm_table_t *__chan;
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diff changeset
803 struct option_info opts[1];
160
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diff changeset
804 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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diff changeset
805 struct config_option opt;
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diff changeset
806 #endif
159
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diff changeset
807
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diff changeset
808 init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM,
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diff changeset
809 (void **)&new_rate, (bool *)&new_rate_set, "new baud rate");
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diff changeset
810 if (!scan_opts(argc, argv, 1, opts, 1, 0, 0, "")) {
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diff changeset
811 return;
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diff changeset
812 }
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diff changeset
813 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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diff changeset
814 if (new_rate_set) {
208
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diff changeset
815 diag_printf("Baud rate will be changed to %d - update your settings\n", new_rate);
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diff changeset
816 _sleep(500); // Give serial time to flush
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diff changeset
817 old_rate = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_GETBAUD);
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818 ret = set_console_baud_rate(new_rate);
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819 if (ret < 0) {
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820 if (old_rate > 0) {
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821 // Try to restore
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822 set_console_baud_rate(old_rate);
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823 _sleep(500); // Give serial time to flush
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824 diag_printf("\nret = %d\n", ret);
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825 }
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826 return; // Couldn't set the desired rate
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827 }
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828 old_rate = ret;
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829 // Make sure this new rate works or back off to previous value
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830 // Sleep for a few seconds, then prompt to see if it works
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831 _sleep(3000); // Give serial time to flush
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832 if (!verify_action_with_timeout(5000, "Baud rate changed to %d", new_rate)) {
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833 _sleep(500); // Give serial time to flush
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834 set_console_baud_rate(old_rate);
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835 _sleep(500); // Give serial time to flush
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836 return;
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837 }
160
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838 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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839 opt.type = CONFIG_INT;
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840 opt.enable = (char *)0;
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841 opt.enable_sense = 1;
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842 opt.key = "console_baud_rate";
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843 opt.dflt = new_rate;
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844 flash_add_config(&opt, true);
160
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845 #endif
159
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846 } else {
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847 ret = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_GETBAUD);
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848 diag_printf("Baud rate = ");
159
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849 if (ret <= 0) {
182
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850 diag_printf("unknown\n");
159
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851 } else {
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852 diag_printf("%d\n", ret);
159
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853 }
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854 }
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855 }
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856 #endif
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857
132
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858 //
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859 // [Null] Builtin [Power On] Self Test
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860 //
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861 void bist(void) CYGBLD_ATTRIB_WEAK;
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862
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863 void
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864 bist(void)
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865 {
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866 }