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annotate packages/infra/current/cdl/startup.cdl @ 80:2085233a121a ecos-sw-2000-04-07

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Merge from eCos master repository on 2000-04-07-07:52:29-BST
author jlarmour
date Fri, 07 Apr 2000 07:45:04 +0000
parents 435cced73e2f
children 6ed91473a1cd
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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 # startup.cdl
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4 #
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5 # Infrastructure startup 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: bartv,hmt
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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 # =================================================================
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44 # The following options allow particular compatibility modes to be
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45 # enabled, when they require specialised support from the startup
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46 # process. These can affect the environment in which the program
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47 # runs.
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48 #
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49 # CYGSEM_START_ISO_C_COMPATIBILITY enables compatibility with ISO C,
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50 # in particular in eCos it creates a thread that invokes the function
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51 # main() which the user must supply. It does this by invoking the function
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52 # cyg_iso_c_start(). For more information, refer to the C library
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53 # documentation.
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54 #
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55 # CYGSEM_START_UITRON_COMPATIBILITY enables compatibility with uItron.
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56 # You must configure uItron with the correct tasks, and then enabling this
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57 # option starts the uItron subsystem. It does this by invoking the function
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58 # cyg_uitron_start().
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59 #
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60 # Both these can also be done by the user overriding cyg_user_start(),
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61 # cyg_package_start(), or cyg_prestart(). Refer to the documentation on
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62 # how and when to do this.
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63
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64 cdl_option CYGSEM_START_ISO_C_COMPATIBILITY {
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65 display "Start ISO C library"
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66 default_value 1
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67 requires CYGPKG_LIBC
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68 active_if CYGPKG_LIBC
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69 description "
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70 Generate a call to initialize the ISO C library
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71 (libc) within the system version of cyg_package_start().
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72 This enables compatibility with ISO C, in particular in
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73 eCos it creates a thread that invokes the function main()
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74 which the user must supply.
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75 It does this by invoking the function cyg_iso_c_start().
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76 If this is disabled, and you want to use the C library, you
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77 call cyg_iso_c_start() from your own cyg_package_start()
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78 or cyg_userstart()."
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79 }
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80 cdl_option CYGSEM_START_UITRON_COMPATIBILITY {
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81 display "Start uITRON subsystem"
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82 default_value 0
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83 requires CYGPKG_UITRON
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84 active_if CYGPKG_UITRON
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85 description "
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86 Generate a call to initialize the
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87 uITRON compatibility subsystem
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88 within the system version of cyg_package_start().
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89 This enables compatibility with uITRON.
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90 You must configure uITRON with the correct tasks before
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91 starting the uItron subsystem.
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92 If this is disabled, and you want to use uITRON,
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93 you must call cyg_uitron_start() from your own
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94 cyg_package_start() or cyg_userstart()."
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95 }
80
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96