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annotate packages/redboot/current/src/main.c @ 800:900f348771ef

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* src/main.c (do_version): Test for CYGPKG_REDBOOT_FLASH as CYGPKG_IO_FLASH can be loaded with no underlying hardware drivers!
author jlarmour
date Wed, 05 Mar 2003 01:46:29 +0000
parents a2dfa8bf3c57
children a289defa82f0
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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 //==========================================================================
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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, 2003 Red Hat, Inc.
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12 // Copyright (C) 2002 Gary Thomas
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13 //
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14 // eCos is free software; you can redistribute it and/or modify it under
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15 // the terms of the GNU General Public License as published by the Free
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16 // Software Foundation; either version 2 or (at your option) any later version.
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17 //
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18 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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19 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
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20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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21 // for more details.
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22 //
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23 // You should have received a copy of the GNU General Public License along
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24 // with eCos; if not, write to the Free Software Foundation, Inc.,
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25 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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26 //
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27 // As a special exception, if other files instantiate templates or use macros
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28 // or inline functions from this file, or you compile this file and link it
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29 // with other works to produce a work based on this file, this file does not
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30 // by itself cause the resulting work to be covered by the GNU General Public
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31 // License. However the source code for this file must still be made available
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32 // in accordance with section (3) of the GNU General Public License.
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33 //
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34 // This exception does not invalidate any other reasons why a work based on
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35 // this file might be covered by the GNU General Public License.
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36 //
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37 // Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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38 // at http://sources.redhat.com/ecos/ecos-license/
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39 // -------------------------------------------
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40 //####ECOSGPLCOPYRIGHTEND####
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41 //==========================================================================
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42 //#####DESCRIPTIONBEGIN####
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43 //
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44 // Author(s): gthomas
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45 // Contributors: gthomas, tkoeller
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46 // Date: 2000-07-14
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47 // Purpose:
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48 // Description:
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49 //
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50 // This code is part of RedBoot (tm).
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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 #define DEFINE_VARS
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57 #include <redboot.h>
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58 #include <cyg/hal/hal_arch.h>
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59 #include <cyg/hal/hal_intr.h>
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60 #include <cyg/hal/hal_if.h>
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61 #include <cyg/hal/hal_cache.h>
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62 #include CYGHWR_MEMORY_LAYOUT_H
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63
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64 #include <cyg/hal/hal_tables.h>
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65
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66 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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67 #ifdef CYGBLD_HAL_PLATFORM_STUB_H
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68 #include CYGBLD_HAL_PLATFORM_STUB_H
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69 #else
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70 #include <cyg/hal/plf_stub.h>
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71 #endif
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72 // GDB interfaces
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73 extern void breakpoint(void);
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74 #endif
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75
132
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76 // Builtin Self Test (BIST)
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77 externC void bist(void);
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78
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79 // Return path for code run from a go command
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80 static void return_to_redboot(int status);
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81
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82
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83 // CLI command processing (defined in this file)
138
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84 RedBoot_cmd("version",
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85 "Display RedBoot version information",
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86 "",
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87 do_version
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88 );
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89 RedBoot_cmd("help",
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90 "Help about help?",
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91 "[<topic>]",
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92 do_help
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93 );
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94 RedBoot_cmd("go",
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95 "Execute code at a location",
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96 "[-w <timeout>] [entry]",
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97 do_go
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98 );
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99 #ifdef HAL_PLATFORM_RESET
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100 RedBoot_cmd("reset",
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101 "Reset the system",
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102 "",
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103 do_reset
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104 );
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105 #endif
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106 #ifdef CYGSEM_REDBOOT_VARIABLE_BAUD_RATE
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107 RedBoot_cmd("baudrate",
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108 "Set/Query the system console baud rate",
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109 "[-b <rate>]",
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110 do_baud_rate
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111 );
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112 #endif
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113
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114 // Define table boundaries
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115 CYG_HAL_TABLE_BEGIN( __RedBoot_INIT_TAB__, RedBoot_inits );
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116 CYG_HAL_TABLE_END( __RedBoot_INIT_TAB_END__, RedBoot_inits );
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117 extern struct init_tab_entry __RedBoot_INIT_TAB__[], __RedBoot_INIT_TAB_END__;
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118
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119 CYG_HAL_TABLE_BEGIN( __RedBoot_CMD_TAB__, RedBoot_commands );
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120 CYG_HAL_TABLE_END( __RedBoot_CMD_TAB_END__, RedBoot_commands );
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121 extern struct cmd __RedBoot_CMD_TAB__[], __RedBoot_CMD_TAB_END__;
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122
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123 CYG_HAL_TABLE_BEGIN( __RedBoot_IDLE_TAB__, RedBoot_idle );
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124 CYG_HAL_TABLE_END( __RedBoot_IDLE_TAB_END__, RedBoot_idle );
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125 extern struct idle_tab_entry __RedBoot_IDLE_TAB__[], __RedBoot_IDLE_TAB_END__;
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126
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127 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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128 extern void HAL_ARCH_PROGRAM_NEW_STACK(void *fun);
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129 #endif
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130
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132 void
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133 do_version(int argc, char *argv[])
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134 {
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135 #ifdef CYGPKG_REDBOOT_FLASH
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136 externC void _flash_info(void);
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137 #endif
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138 char *version = CYGACC_CALL_IF_MONITOR_VERSION();
171
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139
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140 diag_printf(version);
138
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141 #ifdef HAL_PLATFORM_CPU
182
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142 diag_printf("Platform: %s (%s) %s\n", HAL_PLATFORM_BOARD, HAL_PLATFORM_CPU, HAL_PLATFORM_EXTRA);
138
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143 #endif
202
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144 diag_printf("Copyright (C) 2000, 2001, 2002, Red Hat, Inc.\n\n");
182
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145 diag_printf("RAM: %p-%p, %p-%p available\n",
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146 (void*)ram_start, (void*)ram_end,
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147 (void*)user_ram_start, (void *)user_ram_end);
800
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148 #ifdef CYGPKG_REDBOOT_FLASH
171
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149 _flash_info();
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150 #endif
156
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151 }
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152
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153 void
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154 do_idle(bool is_idle)
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155 {
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156 struct idle_tab_entry *idle_entry;
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157
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158 for (idle_entry = __RedBoot_IDLE_TAB__;
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159 idle_entry != &__RedBoot_IDLE_TAB_END__; idle_entry++) {
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160 (*idle_entry->fun)(is_idle);
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161 }
138
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162 }
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163
182
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164 // Wrapper used by diag_printf()
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165 static void
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166 _mon_write_char(char c, void **param)
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167 {
210
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168 if (c == '\n') {
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169 mon_write_char('\r');
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170 }
182
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171 mon_write_char(c);
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172 }
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173
115
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174 //
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175 // This is the main entry point for RedBoot
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176 //
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177 void
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178 cyg_start(void)
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179 {
143
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180 int res = 0;
115
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181 bool prompt = true;
143
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182 static char line[CYGPKG_REDBOOT_MAX_CMD_LINE];
183
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183 char *command;
115
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184 struct cmd *cmd;
156
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185 int cur;
126
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186 struct init_tab_entry *init_entry;
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187 extern char RedBoot_version[];
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188
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189 // Export version information
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190 CYGACC_CALL_IF_MONITOR_VERSION_SET(RedBoot_version);
156
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191
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192 CYGACC_CALL_IF_MONITOR_RETURN_SET(return_to_redboot);
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193
156
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194 // Make sure the channels are properly initialized.
182
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195 diag_init_putc(_mon_write_char);
156
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196 hal_if_diag_init();
115
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197
156
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198 // Force console to output raw text - but remember the old setting
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199 // so it can be restored if interaction with a debugger is
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200 // required.
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201 cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
151
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202 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL);
115
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203 #ifdef CYGPKG_REDBOOT_ANY_CONSOLE
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204 console_selected = false;
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205 #endif
128
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206 console_echo = true;
159
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207 CYGACC_CALL_IF_DELAY_US((cyg_int32)2*100000);
115
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208
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209 ram_start = (unsigned char *)CYGMEM_REGION_ram;
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210 ram_end = (unsigned char *)(CYGMEM_REGION_ram+CYGMEM_REGION_ram_SIZE);
150
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211 #ifdef HAL_MEM_REAL_REGION_TOP
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212 {
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213 unsigned char *ram_end_tmp = ram_end;
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214 ram_end = HAL_MEM_REAL_REGION_TOP( ram_end_tmp );
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215 }
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216 #endif
156
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217 #ifdef CYGMEM_SECTION_heap1
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218 workspace_start = (unsigned char *)CYGMEM_SECTION_heap1;
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219 workspace_end = (unsigned char *)(CYGMEM_SECTION_heap1+CYGMEM_SECTION_heap1_SIZE);
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220 workspace_size = CYGMEM_SECTION_heap1_SIZE;
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221 #else
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222 workspace_start = (unsigned char *)CYGMEM_REGION_ram;
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223 workspace_end = (unsigned char *)(CYGMEM_REGION_ram+CYGMEM_REGION_ram_SIZE);
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224 workspace_size = CYGMEM_REGION_ram_SIZE;
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225 #endif
115
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226
158
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227 if ( ram_end < workspace_end ) {
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228 // when *less* SDRAM is installed than the possible maximum,
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229 // but the heap1 region remains greater...
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230 workspace_end = ram_end;
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231 workspace_size = workspace_end - workspace_start;
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232 }
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233
132
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234 bist();
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235
307
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236 #ifdef CYGOPT_REDBOOT_FIS_ZLIB_COMMON_BUFFER
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237 fis_zlib_common_buffer =
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238 workspace_end -= CYGNUM_REDBOOT_FIS_ZLIB_COMMON_BUFFER_SIZE;
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239 #endif
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240
126
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241 for (init_entry = __RedBoot_INIT_TAB__; init_entry != &__RedBoot_INIT_TAB_END__; init_entry++) {
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242 (*init_entry->fun)();
115
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243 }
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244
191
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245 user_ram_start = workspace_start;
156
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246 user_ram_end = workspace_end;
191
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247
156
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248 do_version(0,0);
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249
159
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250 #ifdef CYGFUN_REDBOOT_BOOT_SCRIPT
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251 # ifdef CYGDAT_REDBOOT_DEFAULT_BOOT_SCRIPT
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252 if (!script) {
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253 script = CYGDAT_REDBOOT_DEFAULT_BOOT_SCRIPT;
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254 # ifndef CYGSEM_REDBOOT_FLASH_CONFIG
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255 script_timeout = CYGNUM_REDBOOT_BOOT_SCRIPT_DEFAULT_TIMEOUT;
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256 # endif
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257 }
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258 # endif
115
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259 if (script) {
159
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260 // Give the guy a chance to abort any boot script
115
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261 unsigned char *hold_script = script;
159
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262 int script_timeout_ms = script_timeout * CYGNUM_REDBOOT_BOOT_SCRIPT_TIMEOUT_RESOLUTION;
182
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263 diag_printf("== Executing boot script in %d.%03d seconds - enter ^C to abort\n",
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264 script_timeout_ms/1000, script_timeout_ms%1000);
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265 script = (unsigned char *)0;
156
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266 res = _GETS_CTRLC; // Treat 0 timeout as ^C
151
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267 while (script_timeout_ms >= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT) {
182
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268 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
158
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269 if (res >= _GETS_OK) {
182
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270 diag_printf("== Executing boot script in %d.%03d seconds - enter ^C to abort\n",
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271 script_timeout_ms/1000, script_timeout_ms%1000);
143
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272 continue; // Ignore anything but ^C
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273 }
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274 if (res != _GETS_TIMEOUT) break;
151
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275 script_timeout_ms -= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT;
143
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276 }
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277 if (res == _GETS_CTRLC) {
115
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278 script = (unsigned char *)0; // Disable script
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279 } else {
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280 script = hold_script; // Re-enable script
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281 }
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282 }
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283 #endif
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284
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285 while (true) {
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286 if (prompt) {
182
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287 diag_printf("RedBoot> ");
115
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288 prompt = false;
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289 }
195
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290 #if CYGNUM_REDBOOT_CMD_LINE_EDITING != 0
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291 cmd_history = true; // Enable history collection
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292 #endif
182
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293 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
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294 #if CYGNUM_REDBOOT_CMD_LINE_EDITING != 0
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295 cmd_history = false; // Enable history collection
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296 #endif
143
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297 if (res == _GETS_TIMEOUT) {
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298 // No input arrived
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299 } else {
162
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300 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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301 if (res == _GETS_GDB) {
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302 int dbgchan;
161
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303 hal_virtual_comm_table_t *__chan;
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304 int i;
115
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305 // Special case of '$' - need to start GDB protocol
151
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306 gdb_active = true;
161
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307 // Mask interrupts on all channels
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308 for (i = 0; i < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS; i++) {
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309 CYGACC_CALL_IF_SET_CONSOLE_COMM(i);
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310 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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311 CYGACC_COMM_IF_CONTROL( *__chan, __COMMCTL_IRQ_DISABLE );
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312 }
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313
115
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314 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
141
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315 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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316 HAL_ARCH_PROGRAM_NEW_STACK(breakpoint);
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317 #else
115
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318 breakpoint(); // Get GDB stubs started, with a proper environment, etc.
141
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319 #endif
156
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320 dbgchan = CYGACC_CALL_IF_SET_DEBUG_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
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321 CYGACC_CALL_IF_SET_CONSOLE_COMM(dbgchan);
162
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322 } else
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323 #endif // CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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324 {
160
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325 expand_aliases(line, sizeof(line));
183
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326 command = (char *)&line;
195
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327 if ((*command == '#') || (*command == '=')) {
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328 // Special cases
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329 if (*command == '=') {
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330 // Print line on console
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331 diag_printf("%s\n", &line[2]);
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332 }
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333 } else {
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334 while (strlen(command) > 0) {
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335 if ((cmd = parse(&command, &argc, &argv[0])) != (struct cmd *)0) {
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336 (cmd->fun)(argc, argv);
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337 } else {
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338 diag_printf("** Error: Illegal command: \"%s\"\n", argv[0]);
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339 }
115
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340 }
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341 }
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342 prompt = true;
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343 }
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344 }
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345 }
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346 }
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347
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348 void
208
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349 show_help(struct cmd *cmd, struct cmd *cmd_end, char *which, char *pre)
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350 {
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351 bool show;
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352 int len = 0;
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353
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354 if (which) {
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355 len = strlen(which);
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356 }
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357 while (cmd != cmd_end) {
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358 show = true;
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359 if (which && (strncasecmp(which, cmd->str, len) != 0)) {
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360 show = false;
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361 }
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362 if (show) {
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363 diag_printf("%s\n %s %s %s\n", cmd->help, pre, cmd->str, cmd->usage);
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364 if ((cmd->sub_cmds != (struct cmd *)0) && (which != (char *)0)) {
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365 show_help(cmd->sub_cmds, cmd->sub_cmds_end, 0, cmd->str);
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366 }
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367 }
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368 cmd++;
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369 }
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370 }
115
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371
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372 void
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373 do_help(int argc, char *argv[])
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374 {
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375 struct cmd *cmd;
151
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376 char *which = (char *)0;
115
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377
151
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378 if (!scan_opts(argc, argv, 1, 0, 0, (void **)&which, OPTION_ARG_TYPE_STR, "<topic>")) {
182
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379 diag_printf("Invalid argument\n");
151
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380 return;
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381 }
115
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382 cmd = __RedBoot_CMD_TAB__;
208
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383 show_help(cmd, &__RedBoot_CMD_TAB_END__, which, "");
115
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384 return;
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385 }
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386
556
f2b5df359050 Support return to redboot from go
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387 static void * go_saved_context;
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388 static int go_return_status;
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389
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390 static void
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391 go_trampoline(unsigned long entry)
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392 {
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393 typedef void code_fun(void);
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394 code_fun *fun = (code_fun *)entry;
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395 unsigned long oldints;
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396
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397 HAL_DISABLE_INTERRUPTS(oldints);
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398
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399 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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400 HAL_ARCH_PROGRAM_NEW_STACK(fun);
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401 #else
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402 (*fun)();
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diff changeset
403 #endif
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diff changeset
404 }
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405
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406 static void
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407 return_to_redboot(int status)
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408 {
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409 CYGARC_HAL_SAVE_GP();
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410
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411 go_return_status = status;
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412 HAL_THREAD_LOAD_CONTEXT(&go_saved_context);
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413 // never returns
566
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414
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415 // need this to balance above CYGARC_HAL_SAVE_GP on
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416 // some platforms. It will never run, though.
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417 CYGARC_HAL_RESTORE_GP();
556
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418 }
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419
115
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420 void
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421 do_go(int argc, char *argv[])
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422 {
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423 unsigned long entry;
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424 unsigned long oldints;
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425 bool wait_time_set;
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426 int wait_time, res;
556
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diff changeset
427 bool cache_enabled = false;
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diff changeset
428 struct option_info opts[2];
115
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parents:
diff changeset
429 char line[8];
329
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parents: 307
diff changeset
430 hal_virtual_comm_table_t *__chan = CYGACC_CALL_IF_CONSOLE_PROCS();
115
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431
196
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diff changeset
432 entry = entry_address; // Default from last 'load' operation
115
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433 init_opts(&opts[0], 'w', true, OPTION_ARG_TYPE_NUM,
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parents:
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434 (void **)&wait_time, (bool *)&wait_time_set, "wait timeout");
556
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diff changeset
435 init_opts(&opts[1], 'c', false, OPTION_ARG_TYPE_FLG,
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diff changeset
436 (void **)&cache_enabled, (bool *)0, "go with caches enabled");
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diff changeset
437 if (!scan_opts(argc, argv, 1, opts, 2, (void *)&entry, OPTION_ARG_TYPE_NUM, "starting address"))
115
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438 {
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parents:
diff changeset
439 return;
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parents:
diff changeset
440 }
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441 if (wait_time_set) {
156
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diff changeset
442 int script_timeout_ms = wait_time * 1000;
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parents: 151
diff changeset
443 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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parents: 151
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444 unsigned char *hold_script = script;
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diff changeset
445 script = (unsigned char *)0;
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parents: 151
diff changeset
446 #endif
182
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parents: 174
diff changeset
447 diag_printf("About to start execution at %p - abort with ^C within %d seconds\n",
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parents: 174
diff changeset
448 (void *)entry, wait_time);
156
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parents: 151
diff changeset
449 while (script_timeout_ms >= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT) {
182
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450 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
156
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diff changeset
451 if (res == _GETS_CTRLC) {
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parents: 151
diff changeset
452 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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453 script = hold_script; // Re-enable script
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diff changeset
454 #endif
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455 return;
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parents: 151
diff changeset
456 }
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diff changeset
457 script_timeout_ms -= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT;
115
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458 }
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459 }
329
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diff changeset
460 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_ENABLE_LINE_FLUSH);
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461
115
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462 HAL_DISABLE_INTERRUPTS(oldints);
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463 HAL_DCACHE_SYNC();
556
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diff changeset
464 if (!cache_enabled) {
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diff changeset
465 HAL_ICACHE_DISABLE();
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diff changeset
466 HAL_DCACHE_DISABLE();
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diff changeset
467 HAL_DCACHE_SYNC();
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diff changeset
468 }
115
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469 HAL_ICACHE_INVALIDATE_ALL();
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470 HAL_DCACHE_INVALIDATE_ALL();
556
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diff changeset
471
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diff changeset
472 // set up a temporary context that will take us to the trampoline
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diff changeset
473 HAL_THREAD_INIT_CONTEXT((CYG_ADDRESS)workspace_end, entry, go_trampoline, 0);
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474
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diff changeset
475 // switch context to trampoline
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diff changeset
476 HAL_THREAD_SWITCH_CONTEXT(&go_saved_context, &workspace_end);
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diff changeset
477
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diff changeset
478 // we get back here by way of return_to_redboot()
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parents: 447
diff changeset
479
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diff changeset
480 // undo the changes we made before switching context
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diff changeset
481 if (!cache_enabled) {
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diff changeset
482 HAL_ICACHE_ENABLE();
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diff changeset
483 HAL_DCACHE_ENABLE();
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diff changeset
484 }
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diff changeset
485
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diff changeset
486 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_DISABLE_LINE_FLUSH);
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diff changeset
487
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diff changeset
488 HAL_RESTORE_INTERRUPTS(oldints);
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diff changeset
489
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diff changeset
490 diag_printf("\nProgram completed with status %d\n", go_return_status);
115
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491 }
132
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parents: 130
diff changeset
492
151
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parents: 150
diff changeset
493 #ifdef HAL_PLATFORM_RESET
143
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parents: 141
diff changeset
494 void
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parents: 141
diff changeset
495 do_reset(int argc, char *argv[])
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parents: 141
diff changeset
496 {
182
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diff changeset
497 diag_printf("... Resetting.");
143
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diff changeset
498 CYGACC_CALL_IF_DELAY_US(2*100000);
182
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diff changeset
499 diag_printf("\n");
165
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parents: 162
diff changeset
500 CYGACC_CALL_IF_RESET();
182
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diff changeset
501 diag_printf("!! oops, RESET not working on this platform\n");
143
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parents: 141
diff changeset
502 }
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parents: 141
diff changeset
503 #endif
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parents: 141
diff changeset
504
160
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diff changeset
505 #ifdef CYGSEM_REDBOOT_VARIABLE_BAUD_RATE
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diff changeset
506 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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diff changeset
507 #include <flash_config.h>
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diff changeset
508 #endif
159
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diff changeset
509
335
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
510 static int
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diff changeset
511 set_comm_baud_rate(hal_virtual_comm_table_t *chan, int rate)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
512 {
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diff changeset
513 int current_rate;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
514
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
515 current_rate = CYGACC_COMM_IF_CONTROL(*chan, __COMMCTL_SETBAUD, rate);
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msalter
parents: 329
diff changeset
516 if (rate != current_rate)
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diff changeset
517 return CYGACC_COMM_IF_CONTROL(*chan, __COMMCTL_SETBAUD, rate);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
518
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
519 return 0;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
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diff changeset
520 }
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
521
208
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parents: 202
diff changeset
522 int
159
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diff changeset
523 set_console_baud_rate(int rate)
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jlarmour
parents: 158
diff changeset
524 {
791
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de>
gthomas
parents: 566
diff changeset
525 int ret = -1;
335
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
526 #ifdef CYGPKG_REDBOOT_ANY_CONSOLE
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
527 if (!console_selected) {
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
528 int cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
529 int i;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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diff changeset
530 // Set baud for all channels
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
531 for (i = 0; i < CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS; i++) {
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
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diff changeset
532 CYGACC_CALL_IF_SET_CONSOLE_COMM(i);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
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diff changeset
533 ret = set_comm_baud_rate(CYGACC_CALL_IF_CONSOLE_PROCS(), rate);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
534 if (ret < 0)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
535 break;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
536 }
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
537 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
538 } else
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
539 #endif
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
540 ret = set_comm_baud_rate(CYGACC_CALL_IF_CONSOLE_PROCS(), rate);
159
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST
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diff changeset
541
335
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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parents: 329
diff changeset
542 if (ret < 0)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
543 diag_printf("Setting console baud rate to %d failed\n", rate);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
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parents: 329
diff changeset
544
208
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jlarmour
parents: 202
diff changeset
545 return ret;
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jlarmour
parents: 202
diff changeset
546 }
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jlarmour
parents: 202
diff changeset
547
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jlarmour
parents: 202
diff changeset
548 static void
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jlarmour
parents: 202
diff changeset
549 _sleep(int ms)
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jlarmour
parents: 202
diff changeset
550 {
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jlarmour
parents: 202
diff changeset
551 int i;
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jlarmour
parents: 202
diff changeset
552 for (i = 0; i < ms; i++) {
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jlarmour
parents: 202
diff changeset
553 CYGACC_CALL_IF_DELAY_US((cyg_int32)1000);
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jlarmour
parents: 202
diff changeset
554 }
159
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST
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parents: 158
diff changeset
555 }
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jlarmour
parents: 158
diff changeset
556
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jlarmour
parents: 158
diff changeset
557 void
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jlarmour
parents: 158
diff changeset
558 do_baud_rate(int argc, char *argv[])
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jlarmour
parents: 158
diff changeset
559 {
208
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jlarmour
parents: 202
diff changeset
560 int new_rate, ret, old_rate;
159
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jlarmour
parents: 158
diff changeset
561 bool new_rate_set;
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jlarmour
parents: 158
diff changeset
562 hal_virtual_comm_table_t *__chan;
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parents: 158
diff changeset
563 struct option_info opts[1];
160
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parents: 159
diff changeset
564 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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jlarmour
parents: 159
diff changeset
565 struct config_option opt;
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jlarmour
parents: 159
diff changeset
566 #endif
159
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parents: 158
diff changeset
567
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jlarmour
parents: 158
diff changeset
568 init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM,
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jlarmour
parents: 158
diff changeset
569 (void **)&new_rate, (bool *)&new_rate_set, "new baud rate");
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parents: 158
diff changeset
570 if (!scan_opts(argc, argv, 1, opts, 1, 0, 0, "")) {
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jlarmour
parents: 158
diff changeset
571 return;
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jlarmour
parents: 158
diff changeset
572 }
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jlarmour
parents: 158
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573 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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574 if (new_rate_set) {
208
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575 diag_printf("Baud rate will be changed to %d - update your settings\n", new_rate);
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576 _sleep(500); // Give serial time to flush
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577 old_rate = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_GETBAUD);
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578 ret = set_console_baud_rate(new_rate);
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579 if (ret < 0) {
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580 if (old_rate > 0) {
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581 // Try to restore
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582 set_console_baud_rate(old_rate);
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583 _sleep(500); // Give serial time to flush
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584 diag_printf("\nret = %d\n", ret);
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585 }
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586 return; // Couldn't set the desired rate
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587 }
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588 old_rate = ret;
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589 // Make sure this new rate works or back off to previous value
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590 // Sleep for a few seconds, then prompt to see if it works
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591 _sleep(3000); // Give serial time to flush
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592 if (!verify_action_with_timeout(5000, "Baud rate changed to %d", new_rate)) {
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593 _sleep(500); // Give serial time to flush
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594 set_console_baud_rate(old_rate);
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595 _sleep(500); // Give serial time to flush
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596 return;
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597 }
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598 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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599 opt.type = CONFIG_INT;
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600 opt.enable = (char *)0;
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601 opt.enable_sense = 1;
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602 opt.key = "console_baud_rate";
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603 opt.dflt = new_rate;
161
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604 flash_add_config(&opt, true);
160
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605 #endif
159
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606 } else {
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607 ret = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_GETBAUD);
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608 diag_printf("Baud rate = ");
159
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609 if (ret <= 0) {
182
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610 diag_printf("unknown\n");
159
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611 } else {
182
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612 diag_printf("%d\n", ret);
159
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613 }
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614 }
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615 }
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616 #endif
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617
132
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618 //
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619 // [Null] Builtin [Power On] Self Test
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620 //
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621 void bist(void) CYGBLD_ATTRIB_WEAK;
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622
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623 void
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624 bist(void)
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625 {
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626 }