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annotate packages/kernel/current/cdl/kernel.cdl @ 2729:74dbf4c3f2e1 after-copyright-change-20090129

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Update all copyright banners to reflect FSF ownership; fix and improve licence text.
author jlarmour
date Thu, 29 Jan 2009 17:47:46 +0000
parents 73a01c1a35ba
children f89e0743ba67
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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 ## ####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 Free Software Foundation, Inc.
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12 ##
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13 ## eCos is free software; you can redistribute it and/or modify it under
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14 ## the terms of the GNU General Public License as published by the Free
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15 ## Software Foundation; either version 2 or (at your option) any later
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16 ## version.
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17 ##
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18 ## eCos is distributed in the hope that it will be useful, but WITHOUT
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19 ## ANY 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
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24 ## along with eCos; if not, write to the Free Software Foundation, Inc.,
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25 ## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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26 ##
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27 ## As a special exception, if other files instantiate templates or use
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28 ## macros or inline functions from this file, or you compile this file
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29 ## and link it with other works to produce a work based on this file,
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30 ## this file does not by itself cause the resulting work to be covered by
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31 ## the GNU General Public License. However the source code for this file
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32 ## must still be made available in accordance with section (3) of the GNU
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33 ## General Public License v2.
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34 ##
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35 ## This exception does not invalidate any other reasons why a work based
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36 ## on this file might be covered by the GNU General Public License.
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37 ## -------------------------------------------
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38 ## ####ECOSGPLCOPYRIGHTEND####
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39 # ====================================================================
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40 ######DESCRIPTIONBEGIN####
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41 #
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42 # Author(s): bartv
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43 # Original data: nickg
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44 # Contributors:
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45 # Date: 1999-06-13
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46 #
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47 #####DESCRIPTIONEND####
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48 #
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49 # ====================================================================
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50
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51 cdl_package CYGPKG_KERNEL {
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52 display "eCos kernel"
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53 doc ref/kernel.html
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54 include_dir cyg/kernel
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55 description "
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56 This package contains the core functionality of the eCos
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57 kernel. It relies on functionality provided by various HAL
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58 packages and by the eCos infrastructure. In turn the eCos
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59 kernel provides support for other packages such as the device
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60 drivers and the uITRON compatibility layer."
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61 # FIXME: The compile statement should be split up and integrated as
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62 # part of the components - so files only get comiled when they
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63 # will actually be used.
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64 compile common/clock.cxx common/timer.cxx common/kapi.cxx \
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65 common/thread.cxx common/except.cxx \
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66 intr/intr.cxx \
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67 sched/bitmap.cxx sched/lottery.cxx sched/mlqueue.cxx \
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68 sched/sched.cxx \
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69 sync/bin_sem.cxx sync/cnt_sem.cxx sync/flag.cxx \
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70 sync/cnt_sem2.cxx sync/mbox.cxx sync/mutex.cxx \
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71 debug/dbg-thread-demux.c
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73 # ---------------------------------------------------------------------
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74 # The first component within the kernel is related to interrupt
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75 # handling.
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76 cdl_component CYGPKG_KERNEL_INTERRUPTS {
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77 display "Kernel interrupt handling"
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78 flavor none
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79 doc ref/kernel-interrupts.html
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80 description "
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81 The majority of configuration options related to interrupt
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82 handling are in the HAL packages, since usually the code has
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83 to be platform-specific. There are a number of options
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84 provided within the kernel related to slightly higher-level
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85 concepts, for example Delayed Service Routines."
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86
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87 script interrupts.cdl
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88 }
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89
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90 # ---------------------------------------------------------------------
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91 # Exceptions. Currently there are only two options. The first
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92 # determines whether or not exceptions are enabled at all. The
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93 # second controls whether they apply globally or on a per-thread
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94 # basis. There should probably be more options, but the boundary
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95 # between the HAL and kernel becomes blurred.
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96 cdl_component CYGPKG_KERNEL_EXCEPTIONS {
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97 display "Exception handling"
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98 requires CYGPKG_HAL_EXCEPTIONS
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99 default_value 1
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100 doc ref/kernel-exceptions.html
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101 description "
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102 In the context of the eCos kernel exceptions are unexpected
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103 events detected by the hardware, for example an attempt to
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104 execute an illegal instruction. There is no relation with
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105 other forms of exception, for example the catch and throw
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106 facilities of languages like C++. It is possible to disable
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107 all support for exceptions and thus save some memory."
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108
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109 cdl_option CYGSEM_KERNEL_EXCEPTIONS_DECODE {
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110 display "Decode exception types in kernel"
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111 default_value 0
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112 description "
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113 On targets where several different types of exception are
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114 possible, for example executing an illegal instruction and
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115 division by zero, it is possible for the kernel to do some
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116 decoding of the exception type and deliver the different
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117 types of exception to different handlers in the application
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118 code. Alternatively the kernel can simply pass all
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119 exceptions directly to application code, leaving the
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120 decoding to be done by the application"
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121 }
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122
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123 cdl_option CYGSEM_KERNEL_EXCEPTIONS_GLOBAL {
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124 display "Use global exception handlers"
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125 default_value 1
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126 description "
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127 In the context of the eCos kernel exceptions are
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128 unexpected events detected by the hardware, for
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129 example an attempt to execute an illegal
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130 instruction. If the kernel is configured
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131 to support exceptions then two implementations are
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132 possible. The default implementation involves a single set
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133 of exception handlers that are in use for the entire
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134 system. The alternative implementation allows different
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135 exception handlers to be specified for each thread."
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136 }
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137 }
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138
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139 # ---------------------------------------------------------------------
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140 cdl_component CYGPKG_KERNEL_SCHED {
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141 display "Kernel schedulers"
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142 flavor none
661
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143 doc ref/kernel-overview.html#KERNEL-OVERVIEW-SCHEDULERS
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144 description "
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145 The eCos kernel provides a choice of schedulers. In addition
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146 there are a number of configuration options to control the
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147 detailed behaviour of these schedulers."
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148
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149 script scheduler.cdl
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150 }
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151
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152 # ---------------------------------------------------------------------
177
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153 # SMP support
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154
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155 cdl_component CYGPKG_KERNEL_SMP_SUPPORT {
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156 display "SMP support"
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157 flavor bool
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158 requires CYGPKG_HAL_SMP_SUPPORT
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159 default_value 0
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160 }
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161
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162 # ---------------------------------------------------------------------
76
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163 cdl_component CYGPKG_KERNEL_COUNTERS {
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164 display "Counters and clocks"
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165 flavor none
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166 doc ref/kernel-counters.html
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167 description "
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168 The counter objects provided by the kernel provide an
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169 abstraction of the clock facility that is generally provided.
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170 Application code can associate alarms with counters, where an
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171 alarm is identified by the number of ticks until it triggers,
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172 the action to be taken on triggering, and whether or not the
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173 alarm should be repeated."
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174
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175 script counters.cdl
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176 }
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177
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178 # ---------------------------------------------------------------------
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179 cdl_component CYGPKG_KERNEL_THREADS {
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180 display "Thread-related options"
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181 flavor none
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182 description "
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183 There are a number of configuration options related to the
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184 implementation of threads, for example whether or not the
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185 eCos kernel supports per-thread data."
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186
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187 script thread.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_SYNCH {
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192 display "Synchronization primitives"
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193 flavor none
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194 description "
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195 The eCos kernel supports a number of different
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196 synchronization primitives such as mutexes, semaphores,
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197 condition variables, and message boxes. There are
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198 configuration options to control the exact behaviour of some
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199 of these synchronization primitives."
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200
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201 script synch.cdl
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202 }
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203
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204 # ---------------------------------------------------------------------
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205 cdl_component CYGPKG_KERNEL_INSTRUMENT {
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206 display "Kernel instrumentation"
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207 flavor bool
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208 default_value 0
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209 description "
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210 The current release of the kernel contains an initial version
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211 of instrumentation support. The various parts of the kernel
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212 will invoke instrumentation routines whenever appropriate
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213 events occur, and these will be stored in a circular buffer
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214 for later reference."
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215
182
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216 compile instrmnt/meminst.cxx
76
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217 script instrument.cdl
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218 }
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219
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220 #===================================================================
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221 # Options related to source-level debugging and diagnostics.
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222 cdl_component CYGPKG_KERNEL_DEBUG {
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223 display "Source-level debugging support"
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224 flavor none
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225 description "
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226 If the source level debugger gdb is to be used for debugging
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227 application code then it may be necessary to configure in support
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228 for this in the kernel."
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229
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230 # NOTE: does this require any other support ?
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231 cdl_option CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT {
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232 display "Include GDB multi-threading debug support"
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233 requires CYGVAR_KERNEL_THREADS_LIST
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234 requires CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT
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235 default_value 1
156
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236 compile debug/dbg_gdb.cxx
76
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237 description "
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238 This option enables some extra kernel code which is needed
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239 to support multi-threaded source level debugging."
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240 }
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241 }
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242
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243 # ---------------------------------------------------------------------
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244 # Kernel API's. The C++ one is the default. A C API is optional.
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245 # Support for other languages is possible.
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246 cdl_component CYGPKG_KERNEL_API {
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247 display "Kernel APIs"
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248 flavor none
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249 description "
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250 The eCos kernel is implemented in C++, so a C++ interface
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251 to the kernel is always available. There is also an optional
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252 C API. Additional API's may be provided in future versions."
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253
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254 cdl_option CYGFUN_KERNEL_API_C {
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255 display "Provide C API"
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256 default_value 1
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257 description "
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258 The eCos kernel is implemented in C++, but there is an
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259 optional C API for use by application code. This C API can be
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260 disabled if the application code does not invoke the kernel
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261 directly, but instead uses higher level code such as the
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262 uITRON compatibility layer."
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263 }
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264 }
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265
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266 define_proc {
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267 puts $::cdl_header "/***** proc output start *****/"
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268
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269 # Clients of pkgconf/kernel.h expects system.h to be included.
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270 puts $::cdl_header "#include <pkgconf/system.h>"
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271 # FIXME: Some clients may rely on hal.h and infra.h being included.
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272 # This should go away when any such client has been fixed.
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273 puts $::cdl_header "#include <pkgconf/hal.h>"
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274 puts $::cdl_header "#include <pkgconf/infra.h>"
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275
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276 # Include HAL/Platform specifics
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277 puts $::cdl_header "#include CYGBLD_HAL_PLATFORM_H"
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278 # Fallback defaults (in case HAL didn't define these)
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279 puts $::cdl_header "#ifndef CYGNUM_HAL_RTC_NUMERATOR"
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280 puts $::cdl_header "# define CYGNUM_HAL_RTC_NUMERATOR 1000000000"
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281 puts $::cdl_header "# define CYGNUM_HAL_RTC_DENOMINATOR 100"
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282 puts $::cdl_header "# define CYGNUM_HAL_RTC_PERIOD 9999"
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283 puts $::cdl_header "#endif"
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284
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285 puts $::cdl_header "/***** proc output end *****/"
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286 }
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287
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288 cdl_component CYGPKG_KERNEL_OPTIONS {
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289 display "Kernel build options"
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290 flavor none
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291 description "
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292 Package specific build options including control over
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293 compiler flags used only in building this package,
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294 and details of which tests are built."
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295
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296
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297 cdl_option CYGPKG_KERNEL_CFLAGS_ADD {
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298 display "Additional compiler flags"
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299 flavor data
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300 no_define
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301 default_value { "" }
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302 description "
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303 This option modifies the set of compiler flags for
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304 building the eCos kernel. These flags are used in addition
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305 to the set of global flags."
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306 }
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307
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308 cdl_option CYGPKG_KERNEL_CFLAGS_REMOVE {
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309 display "Suppressed compiler flags"
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310 flavor data
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311 no_define
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312 default_value { "" }
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313 description "
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314 This option modifies the set of compiler flags for
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315 building the eCos kernel. These flags are removed from
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316 the set of global flags if present."
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317 }
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318
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319 cdl_option CYGPKG_KERNEL_TESTS {
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320 display "Kernel tests"
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321 flavor data
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322 no_define
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323 calculated {
1062
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324 "tests/bin_sem0 tests/bin_sem1 tests/bin_sem2 tests/bin_sem3 tests/clock0 tests/clock1 tests/clockcnv tests/clocktruth tests/cnt_sem0 tests/cnt_sem1 tests/except1 tests/flag0 tests/flag1 tests/intr0 tests/kill tests/mbox1 tests/mqueue1 tests/mutex0 tests/mutex1 tests/mutex2 tests/mutex3 tests/release tests/sched1 tests/sync2 tests/sync3 tests/thread0 tests/thread1 tests/thread2"
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325 . ((CYGFUN_KERNEL_API_C) ? " tests/kclock0 tests/kclock1 tests/kexcept1 tests/kflag0 tests/kflag1 tests/kintr0 tests/klock tests/kmbox1 tests/kmutex0 tests/kmutex1 tests/kmutex3 tests/kmutex4 tests/ksched1 tests/ksem0 tests/ksem1 tests/kthread0 tests/kthread1 tests/stress_threads tests/thread_gdb tests/timeslice tests/timeslice2 tests/tm_basic tests/fptest tests/kalarm0" : "")
210
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326 . ((!CYGPKG_INFRA_DEBUG && !CYGPKG_KERNEL_INSTRUMENT && CYGFUN_KERNEL_API_C) ? " tests/dhrystone" : "")
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327 . ((CYGPKG_KERNEL_SMP_SUPPORT && CYGFUN_KERNEL_API_C) ? " tests/smp" : "")
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328 . ((!CYGINT_HAL_TESTS_NO_CACHES && CYGFUN_KERNEL_API_C) ? " tests/kcache1 tests/kcache2" : "")
76
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329 }
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330 description "
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331 This option specifies the set of tests for the eCos kernel."
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332 }
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333 }
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334 }
661
8db735631ddb * cdl/kernel.cdl: Update doc links.
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335
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336 # EOF kernel.cdl