annotate packages/hal/common/current/cdl/debugging.cdl @ 912:82d5a3544347

* cdl/debugging.cdl: Allow CRC to be allocated in ROM as well as RAM. * src/generic-stub.c: as above.
author jlarmour
date Tue, 08 Apr 2003 01:13:14 +0000
parents d2c90368aeef
children 489f52f54b1c
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1 # ====================================================================
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2 #
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3 # debugging.cdl
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4 #
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5 # HAL debugging configuration data
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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 Red Hat, Inc.
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12 ## Copyright (C) 2003 Jonathan Larmour
210
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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 ## -------------------------------------------
208
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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): jskov
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45 # Original data: nickg,jskov,jlarmour
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46 # Contributors:
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47 # Date: 1999-07-02
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48 #
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49 #####DESCRIPTIONEND####
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50 #
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51 # ====================================================================
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52
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53 cdl_interface CYGINT_HAL_DEBUG_GDB_STUBS {
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54 display "Support for GDB stubs"
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55 no_define
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56 description "
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57 The HAL implements GDB stubs for the target."
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58 }
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59
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60 cdl_option CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS {
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61 display "Include GDB stubs in HAL"
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62 active_if CYGINT_HAL_DEBUG_GDB_STUBS
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63 default_value 0
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64 requires ! CYGSEM_HAL_USE_ROM_MONITOR
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65 requires { !CYGSEM_HAL_VIRTUAL_VECTOR_DIAG \
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66 || CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_COMMS }
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67 description "
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68 This option causes a set of GDB stubs to be included into the
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69 system. On some target systems the GDB support will be
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70 provided by other means, for example by a ROM monitor. On
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71 other targets, especially when building a ROM-booting system,
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72 the necessary support has to go into the target library
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73 itself. When GDB stubs are include in a configuration, HAL
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74 serial drivers must also be included."
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75
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76 compile generic-stub.c thread-packets.c hal_stub.c drv_api.c bplist-dynamic.c
76
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77 }
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78
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79 cdl_interface CYGINT_HAL_DEBUG_GDB_STUBS_BREAK {
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80 display "Support for external break support in GDB stubs"
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81 no_define
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82 description "
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83 The HAL implements external break (or asynchronous interrupt)
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84 in the GDB stubs for the target."
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85 }
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86
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87 cdl_option CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT {
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88 display "Include GDB external break support for stubs"
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89 active_if CYGINT_HAL_DEBUG_GDB_STUBS_BREAK
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90 requires CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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91 default_value CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
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92 description "
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93 This option causes the GDB stub to add a serial interrupt handler
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94 which will listen for GDB break packets. This lets you stop the
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95 target asynchronously when using GDB, usually by hitting Control+C
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96 or pressing the STOP button. This option differs from
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97 CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT in that it is used when
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98 GDB stubs are present."
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99 }
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100
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101 cdl_interface CYGINT_HAL_DEBUG_GDB_CTRLC_UNSUPPORTED {
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102 display "Platform does not support CTRLC"
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103 no_define
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104 }
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105
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106 cdl_option CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT {
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107 display "Include GDB external break support when no stubs"
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108 requires !CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
110
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109 active_if { CYGSEM_HAL_USE_ROM_MONITOR || CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS }
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110 active_if { CYGINT_HAL_DEBUG_GDB_CTRLC_UNSUPPORTED == 0 }
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111 default_value { !CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS }
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112 description "
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113 This option adds an interrupt handler for the GDB serial line
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114 which will listen for GDB break packets. This lets you stop the
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115 target asynchronously when using GDB, usually by hitting Control+C
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116 or pressing the STOP button. This option differs from
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117 CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT in that it is used when the GDB
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118 stubs are NOT present."
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119 }
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120
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121 cdl_option CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT {
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122 display "Include GDB multi-threading debug support"
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123 active_if { CYGSEM_HAL_ROM_MONITOR || CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT }
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124 default_value 1
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125 description "
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126 This option enables some extra HAL code which is needed
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127 to support multi-threaded source level debugging."
92
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128
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129 compile dbg-threads-syscall.c
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130 }
179
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131
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132 cdl_option CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES {
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133 display "Number of times to retry sending a \$O packet"
191
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134 default_value 0
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135 flavor data
179
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136 description "
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137 This option controls the number of attempts that eCos programs
191
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138 will make to send a \$O packet to a host GDB process. If it is
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139 set non-zero, then the target process will attempt to resend the
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140 \$O packet data up to this number of retries. Caution: use of
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141 this option is not recommended as it can thoroughly confuse the
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142 host GDB process."
179
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143 }
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144
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145 cdl_option CYGNUM_HAL_DEBUG_GDB_PROTOCOL_TIMEOUT {
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146 display "Timeout period for GDB packets"
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147 default_value 500
191
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148 flavor data
179
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149 description "
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150 This option controls the time (in milliseconds) that eCos programs
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151 will wait for a response when sending packets to a host GDB process.
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152 If this time elapses, then the packet will be resent, up to some
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153 maximum number of times (CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES)."
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154 }
912
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155
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156 cdl_option CYGDBG_HAL_CRCTABLE_LOCATION {
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157 display "Location of CRC32 table"
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158 flavor data
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159 legal_values {"ROM" "RAM"}
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160 default_value {"RAM"}
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161 description "
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162 The stubs use a 1 kilobyte CRC table that can either be pregenerated
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163 and placed in ROM, or generated at runtime in RAM. Depending on
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164 your memory constraints, one of these options may be better."
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165 }
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166
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167 # EOF debugging.cdl