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annotate packages/redboot/current/src/main.c @ 908:6aa5728bb6a0

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go command tweak
author msalter
date Fri, 04 Apr 2003 16:03:43 +0000
parents a289defa82f0
children 3c59fd67ae50
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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 #ifdef CYGPKG_IO_ETH_DRIVERS
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65 #include <cyg/io/eth/eth_drv.h> // Logical driver interfaces
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66 #endif
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67
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68 #include <cyg/hal/hal_tables.h>
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69
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70 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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71 #ifdef CYGBLD_HAL_PLATFORM_STUB_H
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72 #include CYGBLD_HAL_PLATFORM_STUB_H
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73 #else
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74 #include <cyg/hal/plf_stub.h>
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75 #endif
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76 // GDB interfaces
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77 extern void breakpoint(void);
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78 #endif
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79
132
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80 // Builtin Self Test (BIST)
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81 externC void bist(void);
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82
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83 // Return path for code run from a go command
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84 static void return_to_redboot(int status);
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85
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86
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87 // CLI command processing (defined in this file)
138
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88 RedBoot_cmd("version",
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89 "Display RedBoot version information",
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90 "",
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91 do_version
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92 );
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93 RedBoot_cmd("help",
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94 "Help about help?",
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95 "[<topic>]",
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96 do_help
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97 );
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98 RedBoot_cmd("go",
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99 "Execute code at a location",
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100 "[-w <timeout>] [entry]",
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101 do_go
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102 );
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103 #ifdef HAL_PLATFORM_RESET
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104 RedBoot_cmd("reset",
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105 "Reset the system",
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106 "",
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107 do_reset
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108 );
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109 #endif
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110 #ifdef CYGSEM_REDBOOT_VARIABLE_BAUD_RATE
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111 RedBoot_cmd("baudrate",
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112 "Set/Query the system console baud rate",
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113 "[-b <rate>]",
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114 do_baud_rate
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115 );
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116 #endif
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117
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118 // Define table boundaries
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119 CYG_HAL_TABLE_BEGIN( __RedBoot_INIT_TAB__, RedBoot_inits );
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120 CYG_HAL_TABLE_END( __RedBoot_INIT_TAB_END__, RedBoot_inits );
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121 extern struct init_tab_entry __RedBoot_INIT_TAB__[], __RedBoot_INIT_TAB_END__;
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122
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123 CYG_HAL_TABLE_BEGIN( __RedBoot_CMD_TAB__, RedBoot_commands );
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124 CYG_HAL_TABLE_END( __RedBoot_CMD_TAB_END__, RedBoot_commands );
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125 extern struct cmd __RedBoot_CMD_TAB__[], __RedBoot_CMD_TAB_END__;
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126
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127 CYG_HAL_TABLE_BEGIN( __RedBoot_IDLE_TAB__, RedBoot_idle );
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128 CYG_HAL_TABLE_END( __RedBoot_IDLE_TAB_END__, RedBoot_idle );
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129 extern struct idle_tab_entry __RedBoot_IDLE_TAB__[], __RedBoot_IDLE_TAB_END__;
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130
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131 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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132 extern void HAL_ARCH_PROGRAM_NEW_STACK(void *fun);
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133 #endif
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136 void
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137 do_version(int argc, char *argv[])
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138 {
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139 #ifdef CYGPKG_REDBOOT_FLASH
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140 externC void _flash_info(void);
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141 #endif
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142 char *version = CYGACC_CALL_IF_MONITOR_VERSION();
171
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143
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144 diag_printf(version);
138
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145 #ifdef HAL_PLATFORM_CPU
182
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146 diag_printf("Platform: %s (%s) %s\n", HAL_PLATFORM_BOARD, HAL_PLATFORM_CPU, HAL_PLATFORM_EXTRA);
138
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147 #endif
202
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148 diag_printf("Copyright (C) 2000, 2001, 2002, Red Hat, Inc.\n\n");
182
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149 diag_printf("RAM: %p-%p, %p-%p available\n",
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150 (void*)ram_start, (void*)ram_end,
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151 (void*)user_ram_start, (void *)user_ram_end);
800
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152 #ifdef CYGPKG_REDBOOT_FLASH
171
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153 _flash_info();
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154 #endif
156
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155 }
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156
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157 void
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158 do_idle(bool is_idle)
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159 {
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160 struct idle_tab_entry *idle_entry;
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161
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162 for (idle_entry = __RedBoot_IDLE_TAB__;
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163 idle_entry != &__RedBoot_IDLE_TAB_END__; idle_entry++) {
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164 (*idle_entry->fun)(is_idle);
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165 }
138
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166 }
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167
182
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168 // Wrapper used by diag_printf()
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169 static void
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170 _mon_write_char(char c, void **param)
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171 {
210
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172 if (c == '\n') {
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173 mon_write_char('\r');
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174 }
182
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175 mon_write_char(c);
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176 }
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177
115
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178 //
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179 // This is the main entry point for RedBoot
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180 //
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181 void
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182 cyg_start(void)
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183 {
143
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184 int res = 0;
115
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185 bool prompt = true;
143
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186 static char line[CYGPKG_REDBOOT_MAX_CMD_LINE];
183
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187 char *command;
115
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188 struct cmd *cmd;
156
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189 int cur;
126
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190 struct init_tab_entry *init_entry;
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191 extern char RedBoot_version[];
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192
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193 // Export version information
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194 CYGACC_CALL_IF_MONITOR_VERSION_SET(RedBoot_version);
156
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195
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196 CYGACC_CALL_IF_MONITOR_RETURN_SET(return_to_redboot);
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197
156
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198 // Make sure the channels are properly initialized.
182
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199 diag_init_putc(_mon_write_char);
156
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200 hal_if_diag_init();
115
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201
156
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202 // Force console to output raw text - but remember the old setting
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203 // so it can be restored if interaction with a debugger is
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204 // required.
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205 cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
151
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206 CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_HAL_VIRTUAL_VECTOR_DEBUG_CHANNEL);
115
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207 #ifdef CYGPKG_REDBOOT_ANY_CONSOLE
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208 console_selected = false;
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209 #endif
128
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210 console_echo = true;
159
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211 CYGACC_CALL_IF_DELAY_US((cyg_int32)2*100000);
115
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212
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213 ram_start = (unsigned char *)CYGMEM_REGION_ram;
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214 ram_end = (unsigned char *)(CYGMEM_REGION_ram+CYGMEM_REGION_ram_SIZE);
150
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215 #ifdef HAL_MEM_REAL_REGION_TOP
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216 {
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217 unsigned char *ram_end_tmp = ram_end;
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218 ram_end = HAL_MEM_REAL_REGION_TOP( ram_end_tmp );
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219 }
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220 #endif
156
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221 #ifdef CYGMEM_SECTION_heap1
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222 workspace_start = (unsigned char *)CYGMEM_SECTION_heap1;
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223 workspace_end = (unsigned char *)(CYGMEM_SECTION_heap1+CYGMEM_SECTION_heap1_SIZE);
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224 workspace_size = CYGMEM_SECTION_heap1_SIZE;
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225 #else
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226 workspace_start = (unsigned char *)CYGMEM_REGION_ram;
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227 workspace_end = (unsigned char *)(CYGMEM_REGION_ram+CYGMEM_REGION_ram_SIZE);
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228 workspace_size = CYGMEM_REGION_ram_SIZE;
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229 #endif
115
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230
158
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231 if ( ram_end < workspace_end ) {
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232 // when *less* SDRAM is installed than the possible maximum,
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233 // but the heap1 region remains greater...
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234 workspace_end = ram_end;
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235 workspace_size = workspace_end - workspace_start;
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236 }
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237
132
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238 bist();
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239
307
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240 #ifdef CYGOPT_REDBOOT_FIS_ZLIB_COMMON_BUFFER
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241 fis_zlib_common_buffer =
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242 workspace_end -= CYGNUM_REDBOOT_FIS_ZLIB_COMMON_BUFFER_SIZE;
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243 #endif
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244
126
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245 for (init_entry = __RedBoot_INIT_TAB__; init_entry != &__RedBoot_INIT_TAB_END__; init_entry++) {
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246 (*init_entry->fun)();
115
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247 }
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248
191
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249 user_ram_start = workspace_start;
156
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250 user_ram_end = workspace_end;
191
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251
156
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252 do_version(0,0);
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253
159
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254 #ifdef CYGFUN_REDBOOT_BOOT_SCRIPT
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255 # ifdef CYGDAT_REDBOOT_DEFAULT_BOOT_SCRIPT
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256 if (!script) {
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257 script = CYGDAT_REDBOOT_DEFAULT_BOOT_SCRIPT;
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258 # ifndef CYGSEM_REDBOOT_FLASH_CONFIG
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259 script_timeout = CYGNUM_REDBOOT_BOOT_SCRIPT_DEFAULT_TIMEOUT;
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260 # endif
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261 }
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262 # endif
115
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263 if (script) {
159
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264 // Give the guy a chance to abort any boot script
115
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265 unsigned char *hold_script = script;
159
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266 int script_timeout_ms = script_timeout * CYGNUM_REDBOOT_BOOT_SCRIPT_TIMEOUT_RESOLUTION;
182
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267 diag_printf("== Executing boot script in %d.%03d seconds - enter ^C to abort\n",
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268 script_timeout_ms/1000, script_timeout_ms%1000);
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269 script = (unsigned char *)0;
156
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270 res = _GETS_CTRLC; // Treat 0 timeout as ^C
151
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271 while (script_timeout_ms >= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT) {
182
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272 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
158
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273 if (res >= _GETS_OK) {
182
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274 diag_printf("== Executing boot script in %d.%03d seconds - enter ^C to abort\n",
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275 script_timeout_ms/1000, script_timeout_ms%1000);
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276 continue; // Ignore anything but ^C
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277 }
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278 if (res != _GETS_TIMEOUT) break;
151
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279 script_timeout_ms -= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT;
143
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280 }
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281 if (res == _GETS_CTRLC) {
115
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282 script = (unsigned char *)0; // Disable script
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283 } else {
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284 script = hold_script; // Re-enable script
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285 }
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286 }
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287 #endif
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288
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289 while (true) {
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290 if (prompt) {
182
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291 diag_printf("RedBoot> ");
115
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292 prompt = false;
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293 }
195
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294 #if CYGNUM_REDBOOT_CMD_LINE_EDITING != 0
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295 cmd_history = true; // Enable history collection
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296 #endif
182
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297 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
195
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298 #if CYGNUM_REDBOOT_CMD_LINE_EDITING != 0
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299 cmd_history = false; // Enable history collection
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300 #endif
143
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301 if (res == _GETS_TIMEOUT) {
115
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302 // No input arrived
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303 } else {
162
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304 #ifdef CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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305 if (res == _GETS_GDB) {
156
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306 int dbgchan;
161
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307 hal_virtual_comm_table_t *__chan;
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308 int i;
115
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309 // Special case of '$' - need to start GDB protocol
151
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310 gdb_active = true;
161
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311 // Mask interrupts on all channels
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312 for (i = 0; i < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS; i++) {
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313 CYGACC_CALL_IF_SET_CONSOLE_COMM(i);
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314 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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315 CYGACC_COMM_IF_CONTROL( *__chan, __COMMCTL_IRQ_DISABLE );
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316 }
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317
115
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318 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
141
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319 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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320 HAL_ARCH_PROGRAM_NEW_STACK(breakpoint);
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321 #else
115
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322 breakpoint(); // Get GDB stubs started, with a proper environment, etc.
141
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323 #endif
156
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324 dbgchan = CYGACC_CALL_IF_SET_DEBUG_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
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325 CYGACC_CALL_IF_SET_CONSOLE_COMM(dbgchan);
162
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326 } else
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327 #endif // CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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328 {
160
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329 expand_aliases(line, sizeof(line));
183
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330 command = (char *)&line;
195
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331 if ((*command == '#') || (*command == '=')) {
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332 // Special cases
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333 if (*command == '=') {
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334 // Print line on console
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335 diag_printf("%s\n", &line[2]);
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336 }
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337 } else {
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338 while (strlen(command) > 0) {
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339 if ((cmd = parse(&command, &argc, &argv[0])) != (struct cmd *)0) {
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340 (cmd->fun)(argc, argv);
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341 } else {
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342 diag_printf("** Error: Illegal command: \"%s\"\n", argv[0]);
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343 }
115
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344 }
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345 }
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346 prompt = true;
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347 }
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348 }
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349 }
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350 }
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351
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352 void
208
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diff changeset
353 show_help(struct cmd *cmd, struct cmd *cmd_end, char *which, char *pre)
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354 {
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355 bool show;
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356 int len = 0;
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357
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358 if (which) {
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359 len = strlen(which);
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360 }
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361 while (cmd != cmd_end) {
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362 show = true;
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363 if (which && (strncasecmp(which, cmd->str, len) != 0)) {
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364 show = false;
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365 }
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366 if (show) {
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367 diag_printf("%s\n %s %s %s\n", cmd->help, pre, cmd->str, cmd->usage);
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368 if ((cmd->sub_cmds != (struct cmd *)0) && (which != (char *)0)) {
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369 show_help(cmd->sub_cmds, cmd->sub_cmds_end, 0, cmd->str);
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370 }
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371 }
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372 cmd++;
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373 }
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diff changeset
374 }
115
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375
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376 void
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377 do_help(int argc, char *argv[])
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378 {
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379 struct cmd *cmd;
151
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380 char *which = (char *)0;
115
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381
151
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382 if (!scan_opts(argc, argv, 1, 0, 0, (void **)&which, OPTION_ARG_TYPE_STR, "<topic>")) {
182
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383 diag_printf("Invalid argument\n");
151
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diff changeset
384 return;
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diff changeset
385 }
115
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386 cmd = __RedBoot_CMD_TAB__;
208
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diff changeset
387 show_help(cmd, &__RedBoot_CMD_TAB_END__, which, "");
115
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388 return;
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389 }
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390
556
f2b5df359050 Support return to redboot from go
msalter
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391 static void * go_saved_context;
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diff changeset
392 static int go_return_status;
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msalter
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diff changeset
393
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diff changeset
394 static void
f2b5df359050 Support return to redboot from go
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diff changeset
395 go_trampoline(unsigned long entry)
f2b5df359050 Support return to redboot from go
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diff changeset
396 {
f2b5df359050 Support return to redboot from go
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diff changeset
397 typedef void code_fun(void);
f2b5df359050 Support return to redboot from go
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diff changeset
398 code_fun *fun = (code_fun *)entry;
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diff changeset
399 unsigned long oldints;
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diff changeset
400
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diff changeset
401 HAL_DISABLE_INTERRUPTS(oldints);
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msalter
parents: 447
diff changeset
402
f2b5df359050 Support return to redboot from go
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diff changeset
403 #ifdef HAL_ARCH_PROGRAM_NEW_STACK
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404 HAL_ARCH_PROGRAM_NEW_STACK(fun);
f2b5df359050 Support return to redboot from go
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diff changeset
405 #else
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diff changeset
406 (*fun)();
f2b5df359050 Support return to redboot from go
msalter
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diff changeset
407 #endif
f2b5df359050 Support return to redboot from go
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diff changeset
408 }
f2b5df359050 Support return to redboot from go
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diff changeset
409
f2b5df359050 Support return to redboot from go
msalter
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diff changeset
410 static void
f2b5df359050 Support return to redboot from go
msalter
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diff changeset
411 return_to_redboot(int status)
f2b5df359050 Support return to redboot from go
msalter
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diff changeset
412 {
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
413 CYGARC_HAL_SAVE_GP();
f2b5df359050 Support return to redboot from go
msalter
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diff changeset
414
f2b5df359050 Support return to redboot from go
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diff changeset
415 go_return_status = status;
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diff changeset
416 HAL_THREAD_LOAD_CONTEXT(&go_saved_context);
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diff changeset
417 // never returns
566
17d4ac30ee71 return_to_redboot tweak
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diff changeset
418
17d4ac30ee71 return_to_redboot tweak
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diff changeset
419 // need this to balance above CYGARC_HAL_SAVE_GP on
17d4ac30ee71 return_to_redboot tweak
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diff changeset
420 // some platforms. It will never run, though.
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diff changeset
421 CYGARC_HAL_RESTORE_GP();
556
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diff changeset
422 }
f2b5df359050 Support return to redboot from go
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diff changeset
423
115
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diff changeset
424 void
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425 do_go(int argc, char *argv[])
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426 {
908
6aa5728bb6a0 go command tweak
msalter
parents: 907
diff changeset
427 int i, cur, num_options;
115
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diff changeset
428 unsigned long entry;
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jlarmour
parents:
diff changeset
429 unsigned long oldints;
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jlarmour
parents:
diff changeset
430 bool wait_time_set;
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parents:
diff changeset
431 int wait_time, res;
556
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diff changeset
432 bool cache_enabled = false;
907
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diff changeset
433 bool stop_net = false;
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diff changeset
434 struct option_info opts[3];
115
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parents:
diff changeset
435 char line[8];
907
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parents: 800
diff changeset
436 hal_virtual_comm_table_t *__chan;
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
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parents:
diff changeset
437
196
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parents: 195
diff changeset
438 entry = entry_address; // Default from last 'load' operation
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
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parents:
diff changeset
439 init_opts(&opts[0], 'w', true, OPTION_ARG_TYPE_NUM,
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parents:
diff changeset
440 (void **)&wait_time, (bool *)&wait_time_set, "wait timeout");
556
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diff changeset
441 init_opts(&opts[1], 'c', false, OPTION_ARG_TYPE_FLG,
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diff changeset
442 (void **)&cache_enabled, (bool *)0, "go with caches enabled");
908
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diff changeset
443 num_options = 2;
6aa5728bb6a0 go command tweak
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diff changeset
444 #ifdef CYGPKG_IO_ETH_DRIVERS
907
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diff changeset
445 init_opts(&opts[2], 'n', false, OPTION_ARG_TYPE_FLG,
a289defa82f0 go command enhancements
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diff changeset
446 (void **)&stop_net, (bool *)0, "go with network driver stopped");
908
6aa5728bb6a0 go command tweak
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diff changeset
447 num_options++;
6aa5728bb6a0 go command tweak
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diff changeset
448 #endif
6aa5728bb6a0 go command tweak
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diff changeset
449 if (!scan_opts(argc, argv, 1, opts, num_options, (void *)&entry, OPTION_ARG_TYPE_NUM, "starting address"))
115
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parents:
diff changeset
450 {
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parents:
diff changeset
451 return;
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parents:
diff changeset
452 }
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jlarmour
parents:
diff changeset
453 if (wait_time_set) {
156
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parents: 151
diff changeset
454 int script_timeout_ms = wait_time * 1000;
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parents: 151
diff changeset
455 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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parents: 151
diff changeset
456 unsigned char *hold_script = script;
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parents: 151
diff changeset
457 script = (unsigned char *)0;
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parents: 151
diff changeset
458 #endif
182
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diff changeset
459 diag_printf("About to start execution at %p - abort with ^C within %d seconds\n",
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diff changeset
460 (void *)entry, wait_time);
156
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parents: 151
diff changeset
461 while (script_timeout_ms >= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT) {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
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462 res = _rb_gets(line, sizeof(line), CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT);
156
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parents: 151
diff changeset
463 if (res == _GETS_CTRLC) {
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parents: 151
diff changeset
464 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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parents: 151
diff changeset
465 script = hold_script; // Re-enable script
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parents: 151
diff changeset
466 #endif
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parents: 151
diff changeset
467 return;
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parents: 151
diff changeset
468 }
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parents: 151
diff changeset
469 script_timeout_ms -= CYGNUM_REDBOOT_CLI_IDLE_TIMEOUT;
115
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jlarmour
parents:
diff changeset
470 }
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parents:
diff changeset
471 }
907
a289defa82f0 go command enhancements
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diff changeset
472
a289defa82f0 go command enhancements
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diff changeset
473 // Mask interrupts on all channels
a289defa82f0 go command enhancements
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diff changeset
474 cur = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
a289defa82f0 go command enhancements
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diff changeset
475 for (i = 0; i < CYGNUM_HAL_VIRTUAL_VECTOR_NUM_CHANNELS; i++) {
a289defa82f0 go command enhancements
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diff changeset
476 CYGACC_CALL_IF_SET_CONSOLE_COMM(i);
a289defa82f0 go command enhancements
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diff changeset
477 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
a289defa82f0 go command enhancements
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diff changeset
478 CYGACC_COMM_IF_CONTROL( *__chan, __COMMCTL_IRQ_DISABLE );
a289defa82f0 go command enhancements
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diff changeset
479 }
a289defa82f0 go command enhancements
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diff changeset
480 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
a289defa82f0 go command enhancements
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diff changeset
481
a289defa82f0 go command enhancements
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diff changeset
482 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
329
85c0eb753287 Add control for netio line flushing.
msalter
parents: 307
diff changeset
483 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_ENABLE_LINE_FLUSH);
85c0eb753287 Add control for netio line flushing.
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diff changeset
484
907
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diff changeset
485 #ifdef CYGPKG_IO_ETH_DRIVERS
a289defa82f0 go command enhancements
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486 if (stop_net)
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diff changeset
487 eth_drv_stop();
a289defa82f0 go command enhancements
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diff changeset
488 #endif
a289defa82f0 go command enhancements
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diff changeset
489
115
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diff changeset
490 HAL_DISABLE_INTERRUPTS(oldints);
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parents:
diff changeset
491 HAL_DCACHE_SYNC();
556
f2b5df359050 Support return to redboot from go
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diff changeset
492 if (!cache_enabled) {
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diff changeset
493 HAL_ICACHE_DISABLE();
f2b5df359050 Support return to redboot from go
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diff changeset
494 HAL_DCACHE_DISABLE();
f2b5df359050 Support return to redboot from go
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diff changeset
495 HAL_DCACHE_SYNC();
f2b5df359050 Support return to redboot from go
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diff changeset
496 }
115
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diff changeset
497 HAL_ICACHE_INVALIDATE_ALL();
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diff changeset
498 HAL_DCACHE_INVALIDATE_ALL();
556
f2b5df359050 Support return to redboot from go
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diff changeset
499
f2b5df359050 Support return to redboot from go
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diff changeset
500 // set up a temporary context that will take us to the trampoline
f2b5df359050 Support return to redboot from go
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diff changeset
501 HAL_THREAD_INIT_CONTEXT((CYG_ADDRESS)workspace_end, entry, go_trampoline, 0);
f2b5df359050 Support return to redboot from go
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diff changeset
502
f2b5df359050 Support return to redboot from go
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diff changeset
503 // switch context to trampoline
f2b5df359050 Support return to redboot from go
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diff changeset
504 HAL_THREAD_SWITCH_CONTEXT(&go_saved_context, &workspace_end);
f2b5df359050 Support return to redboot from go
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parents: 447
diff changeset
505
f2b5df359050 Support return to redboot from go
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diff changeset
506 // we get back here by way of return_to_redboot()
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
507
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
508 // undo the changes we made before switching context
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
509 if (!cache_enabled) {
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
510 HAL_ICACHE_ENABLE();
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
511 HAL_DCACHE_ENABLE();
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
512 }
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
513
f2b5df359050 Support return to redboot from go
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parents: 447
diff changeset
514 CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_DISABLE_LINE_FLUSH);
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
515
f2b5df359050 Support return to redboot from go
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parents: 447
diff changeset
516 HAL_RESTORE_INTERRUPTS(oldints);
f2b5df359050 Support return to redboot from go
msalter
parents: 447
diff changeset
517
f2b5df359050 Support return to redboot from go
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parents: 447
diff changeset
518 diag_printf("\nProgram completed with status %d\n", go_return_status);
115
6ed91473a1cd Merge from eCos master repository on 2000-08-21-22:40:54-BST
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parents:
diff changeset
519 }
132
0ae0bc38e387 Merge from eCos master repository on 2000-10-31-00:30:36-GMT
jlarmour
parents: 130
diff changeset
520
151
25e238959bae Merge from eCos master repository on 2001-02-12-23:44:24-GMT
jlarmour
parents: 150
diff changeset
521 #ifdef HAL_PLATFORM_RESET
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
522 void
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
523 do_reset(int argc, char *argv[])
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
524 {
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 174
diff changeset
525 diag_printf("... Resetting.");
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
526 CYGACC_CALL_IF_DELAY_US(2*100000);
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 174
diff changeset
527 diag_printf("\n");
165
d63db767121d Merge from eCos master repository on 2001-06-29-06:43:03-BST
jlarmour
parents: 162
diff changeset
528 CYGACC_CALL_IF_RESET();
182
f62680ef1804 Merge from eCos master repository on 2001-09-07-06:43:02-BST
jlarmour
parents: 174
diff changeset
529 diag_printf("!! oops, RESET not working on this platform\n");
143
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
530 }
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
531 #endif
6b5f480c6929 Merge from eCos master repository on 2000-12-08-02:09:36-GMT
jlarmour
parents: 141
diff changeset
532
160
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST
jlarmour
parents: 159
diff changeset
533 #ifdef CYGSEM_REDBOOT_VARIABLE_BAUD_RATE
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST
jlarmour
parents: 159
diff changeset
534 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST
jlarmour
parents: 159
diff changeset
535 #include <flash_config.h>
0d0f03f76f6a Merge from eCos master repository on 2001-06-01-18:52:13-BST
jlarmour
parents: 159
diff changeset
536 #endif
159
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST
jlarmour
parents: 158
diff changeset
537
335
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
538 static int
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
539 set_comm_baud_rate(hal_virtual_comm_table_t *chan, int rate)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
540 {
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
541 int current_rate;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
542
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
543 current_rate = CYGACC_COMM_IF_CONTROL(*chan, __COMMCTL_SETBAUD, rate);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
544 if (rate != current_rate)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
545 return CYGACC_COMM_IF_CONTROL(*chan, __COMMCTL_SETBAUD, rate);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
546
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
547 return 0;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
548 }
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
549
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
550 int
159
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST
jlarmour
parents: 158
diff changeset
551 set_console_baud_rate(int rate)
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST
jlarmour
parents: 158
diff changeset
552 {
791
a2dfa8bf3c57 Export RedBoot FIS functions - from Knud Woehler <knud.woehler@microplex.de>
gthomas
parents: 566
diff changeset
553 int ret = -1;
335
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
554 #ifdef CYGPKG_REDBOOT_ANY_CONSOLE
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
555 if (!console_selected) {
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
556 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
msalter
parents: 329
diff changeset
557 int i;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
558 // Set baud for all channels
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
559 for (i = 0; i < CYGNUM_HAL_VIRTUAL_VECTOR_COMM_CHANNELS; i++) {
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
560 CYGACC_CALL_IF_SET_CONSOLE_COMM(i);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
561 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
562 if (ret < 0)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
563 break;
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
564 }
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
565 CYGACC_CALL_IF_SET_CONSOLE_COMM(cur);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
566 } else
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
567 #endif
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
568 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
jlarmour
parents: 158
diff changeset
569
335
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
570 if (ret < 0)
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
571 diag_printf("Setting console baud rate to %d failed\n", rate);
a253970d627b Fix baudrate setting for CYGPKG_REDBOOT_ANY_CONSOLE
msalter
parents: 329
diff changeset
572
208
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
573 return ret;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
574 }
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
575
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
576 static void
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
577 _sleep(int ms)
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
578 {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
579 int i;
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
580 for (i = 0; i < ms; i++) {
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
581 CYGACC_CALL_IF_DELAY_US((cyg_int32)1000);
e0c0827131d1 Merge from eCos master repository on 2002-05-20-20:11:54-BST
jlarmour
parents: 202
diff changeset
582 }
159
511f4dc167f6 Merge from eCos master repository on 2001-05-18-01:30:05-BST
jlarmour
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583 }
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584
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585 void
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586 do_baud_rate(int argc, char *argv[])
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587 {
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588 int new_rate, ret, old_rate;
159
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589 bool new_rate_set;
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590 hal_virtual_comm_table_t *__chan;
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591 struct option_info opts[1];
160
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592 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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593 struct config_option opt;
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594 #endif
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595
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596 init_opts(&opts[0], 'b', true, OPTION_ARG_TYPE_NUM,
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597 (void **)&new_rate, (bool *)&new_rate_set, "new baud rate");
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598 if (!scan_opts(argc, argv, 1, opts, 1, 0, 0, "")) {
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599 return;
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600 }
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601 __chan = CYGACC_CALL_IF_CONSOLE_PROCS();
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602 if (new_rate_set) {
208
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603 diag_printf("Baud rate will be changed to %d - update your settings\n", new_rate);
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604 _sleep(500); // Give serial time to flush
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605 old_rate = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_GETBAUD);
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606 ret = set_console_baud_rate(new_rate);
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607 if (ret < 0) {
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608 if (old_rate > 0) {
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609 // Try to restore
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610 set_console_baud_rate(old_rate);
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611 _sleep(500); // Give serial time to flush
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612 diag_printf("\nret = %d\n", ret);
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613 }
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614 return; // Couldn't set the desired rate
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615 }
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616 old_rate = ret;
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617 // Make sure this new rate works or back off to previous value
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618 // Sleep for a few seconds, then prompt to see if it works
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619 _sleep(3000); // Give serial time to flush
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620 if (!verify_action_with_timeout(5000, "Baud rate changed to %d", new_rate)) {
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621 _sleep(500); // Give serial time to flush
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622 set_console_baud_rate(old_rate);
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623 _sleep(500); // Give serial time to flush
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624 return;
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625 }
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626 #ifdef CYGSEM_REDBOOT_FLASH_CONFIG
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627 opt.type = CONFIG_INT;
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628 opt.enable = (char *)0;
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629 opt.enable_sense = 1;
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630 opt.key = "console_baud_rate";
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631 opt.dflt = new_rate;
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632 flash_add_config(&opt, true);
160
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633 #endif
159
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634 } else {
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635 ret = CYGACC_COMM_IF_CONTROL(*__chan, __COMMCTL_GETBAUD);
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636 diag_printf("Baud rate = ");
159
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637 if (ret <= 0) {
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638 diag_printf("unknown\n");
159
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639 } else {
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640 diag_printf("%d\n", ret);
159
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641 }
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642 }
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643 }
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644 #endif
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645
132
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646 //
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647 // [Null] Builtin [Power On] Self Test
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648 //
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649 void bist(void) CYGBLD_ATTRIB_WEAK;
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650
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651 void
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652 bist(void)
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653 {
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654 }