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annotate packages/kernel/current/cdl/kernel.cdl @ 76:435cced73e2f ecos-v1_3_1-release

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eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
author jlarmour
date Tue, 28 Mar 2000 14:10:45 +0000
parents
children 95f3e12a6327
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435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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1 # ====================================================================
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2 #
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3 # kernel.cdl
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4 #
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5 # eCos kernel configuration data
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6 #
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7 # ====================================================================
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8 #####COPYRIGHTBEGIN####
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9 #
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10 # -------------------------------------------
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11 # The contents of this file are subject to the Red Hat eCos Public License
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12 # Version 1.1 (the "License"); you may not use this file except in
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13 # compliance with the License. You may obtain a copy of the License at
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14 # http://www.redhat.com/
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15 #
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16 # Software distributed under the License is distributed on an "AS IS"
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17 # basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 # License for the specific language governing rights and limitations under
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19 # the License.
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20 #
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21 # The Original Code is eCos - Embedded Configurable Operating System,
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22 # released September 30, 1998.
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23 #
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24 # The Initial Developer of the Original Code is Red Hat.
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25 # Portions created by Red Hat are
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26 # Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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27 # All Rights Reserved.
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28 # -------------------------------------------
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29 #
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30 #####COPYRIGHTEND####
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31 # ====================================================================
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32 ######DESCRIPTIONBEGIN####
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33 #
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34 # Author(s): bartv
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35 # Original data: nickg
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36 # Contributors:
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37 # Date: 1999-06-13
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38 #
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39 #####DESCRIPTIONEND####
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40 #
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41 # ====================================================================
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42
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43 cdl_package CYGPKG_KERNEL {
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44 display "eCos kernel"
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45 doc redirect/ecos-kernel-overview.html
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46 include_dir cyg/kernel
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47 description "
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48 This package contains the core functionality of the eCos
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49 kernel. It relies on functionality provided by various HAL
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50 packages and by the eCos infrastructure. In turn the eCos
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51 kernel provides support for other packages such as the device
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52 drivers and the uITRON compatibility layer."
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53 # FIXME: The compile statement should be split up and integrated as
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54 # part of the components - so files only get comiled when they
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55 # will actually be used.
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56 compile common/clock.cxx common/timer.cxx common/kapi.cxx \
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57 common/thread.cxx common/except.cxx \
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58 instrmnt/meminst.cxx instrmnt/nullinst.cxx \
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59 intr/intr.cxx \
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60 mem/memfixed.cxx mem/memvar.cxx \
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61 sched/bitmap.cxx sched/lottery.cxx sched/mlqueue.cxx \
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62 sched/sched.cxx \
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63 sync/bin_sem.cxx sync/cnt_sem.cxx sync/flag.cxx \
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64 sync/cnt_sem2.cxx sync/mbox.cxx sync/mutex.cxx \
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65 debug/dbg-thread-demux.c debug/dbg_gdb.cxx
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66
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67 # ---------------------------------------------------------------------
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68 # The first component within the kernel is related to interrupt
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69 # handling.
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70 cdl_component CYGPKG_KERNEL_INTERRUPTS {
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71 display "Kernel interrupt handling"
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72 flavor none
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73 doc redirect/interrupts.html
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74 description "
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75 The majority of configuration options related to interrupt
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76 handling are in the HAL packages, since usually the code has
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77 to be platform-specific. There are a number of options
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78 provided within the kernel related to slightly higher-level
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79 concepts, for example Delayed Service Routines."
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80
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81 script interrupts.cdl
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82 }
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83
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84 # ---------------------------------------------------------------------
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85 # Exceptions. Currently there are only two options. The first
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86 # determines whether or not exceptions are enabled at all. The
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87 # second controls whether they apply globally or on a per-thread
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88 # basis. There should probably be more options, but the boundary
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89 # between the HAL and kernel becomes blurred.
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90 cdl_component CYGPKG_KERNEL_EXCEPTIONS {
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91 display "Exception handling"
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92 requires CYGPKG_HAL_EXCEPTIONS
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93 default_value 1
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94 doc redirect/exceptions.html
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95 description "
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96 In the context of the eCos kernel exceptions are unexpected
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97 events detected by the hardware, for example an attempt to
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98 execute an illegal instruction. There is no relation with
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99 other forms of exception, for example the catch and throw
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100 facilities of languages like C++. It is possible to disable
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101 all support for exceptions and thus save some memory."
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102
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103 cdl_option CYGSEM_KERNEL_EXCEPTIONS_DECODE {
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104 display "Decode exception types in kernel"
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105 default_value 0
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106 description "
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107 On targets where several different types of exception are
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108 possible, for example executing an illegal instruction and
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109 division by zero, it is possible for the kernel to do some
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110 decoding of the exception type and deliver the different
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111 types of exception to different handlers in the application
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112 code. Alternatively the kernel can simply pass all
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113 exceptions directly to application code, leaving the
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114 decoding to be done by the application"
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115 }
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116
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117 cdl_option CYGSEM_KERNEL_EXCEPTIONS_GLOBAL {
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118 display "Use global exception handlers"
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119 default_value 1
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120 description "
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121 In the context of the eCos kernel exceptions are
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122 unexpected events detected by the hardware, for
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123 example an attempt to execute an illegal
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124 instruction. If the kernel is configured
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125 to support exceptions then two implementations are
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126 possible. The default implementation involves a single set
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127 of exception handlers that are in use for the entire
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128 system. The alternative implementation allows different
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129 exception handlers to be specified for each thread."
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130 }
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131 }
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132
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133 # ---------------------------------------------------------------------
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134 cdl_component CYGPKG_KERNEL_SCHED {
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135 display "Kernel schedulers"
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136 flavor none
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137 doc redirect/the-scheduler.html
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138 description "
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139 The eCos kernel provides a choice of schedulers. In addition
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140 there are a number of configuration options to control the
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141 detailed behaviour of these schedulers."
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142
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143 script scheduler.cdl
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144 }
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145
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146 # ---------------------------------------------------------------------
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147 cdl_component CYGPKG_KERNEL_COUNTERS {
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148 display "Counters and clocks"
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149 flavor none
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150 doc redirect/counters-clocks-and-alarms.html
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151 description "
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152 The counter objects provided by the kernel provide an
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153 abstraction of the clock facility that is generally provided.
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154 Application code can associate alarms with counters, where an
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155 alarm is identified by the number of ticks until it triggers,
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156 the action to be taken on triggering, and whether or not the
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157 alarm should be repeated."
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158
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159 script counters.cdl
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160 }
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161
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162 # ---------------------------------------------------------------------
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163 cdl_component CYGPKG_KERNEL_THREADS {
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164 display "Thread-related options"
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165 flavor none
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166 doc redirect/thread-operations.html
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167 description "
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168 There are a number of configuration options related to the
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169 implementation of threads, for example whether or not the
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170 eCos kernel supports per-thread data."
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171
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172 script thread.cdl
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173 }
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174
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175 # ---------------------------------------------------------------------
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176 cdl_component CYGPKG_KERNEL_SYNCH {
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177 display "Synchronization primitives"
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178 flavor none
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179 doc redirect/thread-synchronization.html
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180 description "
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181 The eCos kernel supports a number of different
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182 synchronization primitives such as mutexes, semaphores,
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183 condition variables, and message boxes. There are
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184 configuration options to control the exact behaviour of some
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185 of these synchronization primitives."
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186
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187 script synch.cdl
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188 }
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189
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190 # ---------------------------------------------------------------------
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191 cdl_component CYGPKG_KERNEL_INSTRUMENT {
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192 display "Kernel instrumentation"
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193 flavor bool
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194 default_value 0
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195 description "
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196 The current release of the kernel contains an initial version
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197 of instrumentation support. The various parts of the kernel
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198 will invoke instrumentation routines whenever appropriate
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199 events occur, and these will be stored in a circular buffer
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200 for later reference."
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201
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202 script instrument.cdl
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203 }
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204
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205 # ---------------------------------------------------------------------
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206 # There appears to be somewhat of a lack of configuration options here.
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207 cdl_component CYGPKG_KERNEL_MEMORY {
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208 display "Memory allocators"
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209 flavor none
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210 description "
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211 Configuration options related to the kernel memory allocation
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212 support."
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213
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214 cdl_option CYGSEM_KERNEL_MEMORY_COALESCE {
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215 display "Coalesce memory in the variable-block allocator"
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216 default_value 1
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217 description "
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218 The variable-block memory allocator can perform coalescing
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219 of memory whenever the application code releases memory back
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220 to the pool. This coalescing reduces the possibility of
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221 memory fragmentation problems, but involves extra code and
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222 processor cycles."
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223 }
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224 }
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225
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226 #===================================================================
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227 # Options related to source-level debugging and diagnostics.
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228 cdl_component CYGPKG_KERNEL_DEBUG {
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229 display "Source-level debugging support"
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230 flavor none
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231 description "
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232 If the source level debugger gdb is to be used for debugging
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233 application code then it may be necessary to configure in support
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234 for this in the kernel."
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235
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236 # NOTE: does this require any other support ?
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237 cdl_option CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT {
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238 display "Include GDB multi-threading debug support"
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239 requires CYGVAR_KERNEL_THREADS_LIST
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240 requires CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT
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241 default_value 1
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242 description "
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243 This option enables some extra kernel code which is needed
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244 to support multi-threaded source level debugging."
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245 }
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246 }
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247
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248 # ---------------------------------------------------------------------
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249 # Kernel API's. The C++ one is the default. A C API is optional.
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250 # Support for other languages is possible.
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251 cdl_component CYGPKG_KERNEL_API {
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252 display "Kernel APIs"
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253 flavor none
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254 doc redirect/kernel-apis.html
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255 description "
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256 The eCos kernel is implemented in C++, so a C++ interface
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257 to the kernel is always available. There is also an optional
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258 C API. Additional API's may be provided in future versions."
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259
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260 cdl_option CYGFUN_KERNEL_API_C {
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261 display "Provide C API"
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262 default_value 1
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263 description "
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264 The eCos kernel is implemented in C++, but there is an
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265 optional C API for use by application code. This C API can be
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266 disabled if the application code does not invoke the kernel
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267 directly, but instead uses higher level code such as the
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268 uITRON compatibility layer."
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269 }
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270 }
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271
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272 define_proc {
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273 puts $::cdl_header "/***** proc output start *****/"
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274
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275 # Clients of pkgconf/kernel.h expects system.h to be included.
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276 puts $::cdl_header "#include <pkgconf/system.h>"
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277 # FIXME: Some clients may rely on hal.h and infra.h being included.
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278 # This should go away when any such client has been fixed.
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279 puts $::cdl_header "#include <pkgconf/hal.h>"
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280 puts $::cdl_header "#include <pkgconf/infra.h>"
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281
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282 # Include HAL/Platform specifics
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283 puts $::cdl_header "#include CYGBLD_HAL_PLATFORM_H"
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284 # Fallback defaults (in case HAL didn't define these)
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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285 puts $::cdl_header "#ifndef CYGNUM_HAL_RTC_NUMERATOR"
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286 puts $::cdl_header "# define CYGNUM_HAL_RTC_NUMERATOR 1000000000"
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287 puts $::cdl_header "# define CYGNUM_HAL_RTC_DENOMINATOR 100"
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288 puts $::cdl_header "# define CYGNUM_HAL_RTC_PERIOD 9999"
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289 puts $::cdl_header "#endif"
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290
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291 puts $::cdl_header "/***** proc output end *****/"
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292 }
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293
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294 cdl_component CYGPKG_KERNEL_OPTIONS {
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295 display "Kernel build options"
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296 flavor none
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297 description "
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298 Package specific build options including control over
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299 compiler flags used only in building this package,
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300 and details of which tests are built."
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301
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302
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303 cdl_option CYGPKG_KERNEL_CFLAGS_ADD {
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304 display "Additional compiler flags"
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305 flavor data
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306 no_define
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307 default_value { "" }
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308 description "
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309 This option modifies the set of compiler flags for
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310 building the eCos kernel. These flags are used in addition
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311 to the set of global flags."
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312 }
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313
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314 cdl_option CYGPKG_KERNEL_CFLAGS_REMOVE {
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315 display "Suppressed compiler flags"
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316 flavor data
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317 no_define
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318 default_value { "" }
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319 description "
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320 This option modifies the set of compiler flags for
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321 building the eCos kernel. These flags are removed from
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322 the set of global flags if present."
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323 }
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324
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325 cdl_option CYGPKG_KERNEL_TESTS {
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326 display "Kernel tests"
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327 flavor data
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328 no_define
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329 calculated {
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330 CYGPKG_HAL_ARM_AEB ? "tests/bin_sem0 tests/bin_sem1 tests/bin_sem2 tests/clock0 tests/clock1 tests/clockcnv tests/cnt_sem0 tests/cnt_sem1 tests/except1 tests/flag0 tests/flag1 tests/intr0 tests/kclock0 tests/kclock1 tests/kexcept1 tests/kintr0 tests/kmbox1 tests/kmemfix1 tests/kmemvar1 tests/kmutex0 tests/kmutex1 tests/ksched1 tests/ksem0 tests/ksem1 tests/kflag0 tests/kflag1 tests/kthread0 tests/kthread1 tests/mbox1 tests/memfix1 tests/memfix2 tests/memvar1 tests/memvar2 tests/mutex0 tests/mutex1 tests/mutex2 tests/mutex3 tests/sched1 tests/sync2 tests/sync3 tests/thread0 tests/thread1 tests/thread2 tests/release tests/kill tests/thread_gdb tests/tm_basic tests/dhrystone" : \
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331 CYGPKG_HAL_ARM_EBSA285 ? "tests/bin_sem0 tests/bin_sem1 tests/bin_sem2 tests/clock0 tests/clock1 tests/clockcnv tests/cnt_sem0 tests/cnt_sem1 tests/except1 tests/flag0 tests/flag1 tests/intr0 tests/kclock0 tests/kclock1 tests/kexcept1 tests/kintr0 tests/kmbox1 tests/kmemfix1 tests/kmemvar1 tests/kmutex0 tests/kmutex1 tests/ksched1 tests/ksem0 tests/ksem1 tests/kflag0 tests/kflag1 tests/kthread0 tests/kthread1 tests/mbox1 tests/memfix1 tests/memfix2 tests/memvar1 tests/memvar2 tests/mutex0 tests/mutex1 tests/mutex2 tests/mutex3 tests/sched1 tests/sync2 tests/sync3 tests/thread0 tests/thread1 tests/thread2 tests/release tests/kill tests/thread_gdb tests/tm_basic tests/dhrystone tests/stress_threads tests/kcache1 tests/kcache2" : \
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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332 CYGPKG_HAL_ARM_EDB7XXX ? "tests/bin_sem0 tests/bin_sem1 tests/bin_sem2 tests/clock0 tests/clock1 tests/clockcnv tests/cnt_sem0 tests/cnt_sem1 tests/except1 tests/flag0 tests/flag1 tests/intr0 tests/kclock0 tests/kclock1 tests/kexcept1 tests/kintr0 tests/kmbox1 tests/kmemfix1 tests/kmemvar1 tests/kmutex0 tests/kmutex1 tests/ksched1 tests/ksem0 tests/ksem1 tests/kflag0 tests/kflag1 tests/kthread0 tests/kthread1 tests/mbox1 tests/memfix1 tests/memfix2 tests/memvar1 tests/memvar2 tests/mutex0 tests/mutex1 tests/mutex2 tests/mutex3 tests/sched1 tests/sync2 tests/sync3 tests/thread0 tests/thread1 tests/thread2 tests/release tests/kill tests/thread_gdb tests/tm_basic tests/dhrystone tests/stress_threads tests/kcache1 tests/kcache2" : \
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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333 CYGPKG_HAL_ARM ? "tests/bin_sem0 tests/bin_sem1 tests/bin_sem2 tests/clock0 tests/clock1 tests/clockcnv tests/cnt_sem0 tests/cnt_sem1 tests/except1 tests/flag0 tests/flag1 tests/intr0 tests/kclock0 tests/kclock1 tests/kexcept1 tests/kintr0 tests/kmbox1 tests/kmemfix1 tests/kmemvar1 tests/kmutex0 tests/kmutex1 tests/ksched1 tests/ksem0 tests/ksem1 tests/kflag0 tests/kflag1 tests/kthread0 tests/kthread1 tests/mbox1 tests/memfix1 tests/memfix2 tests/memvar1 tests/memvar2 tests/mutex0 tests/mutex1 tests/mutex2 tests/mutex3 tests/sched1 tests/sync2 tests/sync3 tests/thread0 tests/thread1 tests/thread2 tests/release tests/kill tests/thread_gdb tests/tm_basic tests/dhrystone" : \
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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334 "tests/bin_sem0 tests/bin_sem1 tests/bin_sem2 tests/clock0 tests/clock1 tests/clockcnv tests/cnt_sem0 tests/cnt_sem1 tests/except1 tests/flag0 tests/flag1 tests/intr0 tests/kclock0 tests/kclock1 tests/kexcept1 tests/kintr0 tests/kmbox1 tests/kmemfix1 tests/kmemvar1 tests/kmutex0 tests/kmutex1 tests/ksched1 tests/ksem0 tests/ksem1 tests/kflag0 tests/kflag1 tests/kthread0 tests/kthread1 tests/mbox1 tests/memfix1 tests/memfix2 tests/memvar1 tests/memvar2 tests/mutex0 tests/mutex1 tests/mutex2 tests/mutex3 tests/sched1 tests/sync2 tests/sync3 tests/thread0 tests/thread1 tests/thread2 tests/release tests/kill tests/thread_gdb tests/tm_basic tests/dhrystone tests/stress_threads tests/kcache1 tests/kcache2"
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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335 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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336 description "
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337 This option specifies the set of tests for the eCos kernel."
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338 }
435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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339 }
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340 }