# ====================================================================
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# ====================================================================
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#
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#
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# tasks.cdl
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# tasks.cdl
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#
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#
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# uITRON task related configuration data
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# uITRON task related configuration data
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#
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#
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# ====================================================================
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# ====================================================================
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#####ECOSGPLCOPYRIGHTBEGIN####
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#####ECOSGPLCOPYRIGHTBEGIN####
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## -------------------------------------------
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## -------------------------------------------
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## This file is part of eCos, the Embedded Configurable Operating System.
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## This file is part of eCos, the Embedded Configurable Operating System.
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## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
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##
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##
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## eCos is free software; you can redistribute it and/or modify it under
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## eCos is free software; you can redistribute it and/or modify it under
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## the terms of the GNU General Public License as published by the Free
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## the terms of the GNU General Public License as published by the Free
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## Software Foundation; either version 2 or (at your option) any later version.
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## Software Foundation; either version 2 or (at your option) any later version.
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##
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##
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## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
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## WARRANTY; without even the implied warranty of MERCHANTABILITY or
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## WARRANTY; without even the implied warranty of MERCHANTABILITY or
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## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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## for more details.
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## for more details.
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##
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##
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## You should have received a copy of the GNU General Public License along
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## You should have received a copy of the GNU General Public License along
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## with eCos; if not, write to the Free Software Foundation, Inc.,
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## with eCos; if not, write to the Free Software Foundation, Inc.,
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## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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##
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##
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## As a special exception, if other files instantiate templates or use macros
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## As a special exception, if other files instantiate templates or use macros
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## or inline functions from this file, or you compile this file and link it
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## or inline functions from this file, or you compile this file and link it
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## with other works to produce a work based on this file, this file does not
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## with other works to produce a work based on this file, this file does not
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## by itself cause the resulting work to be covered by the GNU General Public
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## by itself cause the resulting work to be covered by the GNU General Public
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## License. However the source code for this file must still be made available
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## License. However the source code for this file must still be made available
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## in accordance with section (3) of the GNU General Public License.
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## in accordance with section (3) of the GNU General Public License.
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##
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##
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## This exception does not invalidate any other reasons why a work based on
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## This exception does not invalidate any other reasons why a work based on
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## this file might be covered by the GNU General Public License.
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## this file might be covered by the GNU General Public License.
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##
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##
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## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
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## at http://sources.redhat.com/ecos/ecos-license/
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## at http://sources.redhat.com/ecos/ecos-license/
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## -------------------------------------------
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## -------------------------------------------
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#####ECOSGPLCOPYRIGHTEND####
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#####ECOSGPLCOPYRIGHTEND####
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# ====================================================================
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# ====================================================================
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######DESCRIPTIONBEGIN####
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######DESCRIPTIONBEGIN####
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#
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#
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# Author(s): jskov
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# Author(s): jskov
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# Original data: hmt
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# Original data: hmt
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# Contributors:
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# Contributors:
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# Date: 1999-07-07
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# Date: 1999-07-07
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#
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#
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#####DESCRIPTIONEND####
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#####DESCRIPTIONEND####
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#
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#
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# ====================================================================
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# ====================================================================
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cdl_option CYGNUM_UITRON_TASKS {
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cdl_option CYGNUM_UITRON_TASKS {
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display "Number of tasks"
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display "Number of tasks"
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flavor data
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flavor data
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legal_values 1 to 65535
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legal_values 1 to 65535
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default_value 4
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default_value 4
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description "
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description "
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The number of uITRON tasks present in the system.
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The number of uITRON tasks present in the system.
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Valid task object IDs will range from 1 to this value."
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Valid task object IDs will range from 1 to this value."
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}
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}
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cdl_option CYGNUM_UITRON_START_TASKS {
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cdl_option CYGNUM_UITRON_START_TASKS {
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display "Start tasks"
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display "Start tasks"
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flavor data
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flavor data
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legal_values 0 to 65535
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legal_values 0 to 65535
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default_value 1
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default_value 1
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description "
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description "
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The number of uITRON tasks to start automatically.
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The number of uITRON tasks to start automatically.
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Tasks from 1 to this value will be started
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Tasks from 1 to this value will be started
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at the beginning of application execution.
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at the beginning of application execution.
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A value of zero here means to start them all.
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A value of zero here means to start them all.
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Tasks started in this way have a start code of
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Tasks started in this way have a start code of
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zero, as if they were started by sta_tsk(i,0).
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zero, as if they were started by sta_tsk(i,0).
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If create and delete operations are supported,
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If create and delete operations are supported,
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this number should be no greater than the number
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this number should be no greater than the number
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of tasks created initially."
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of tasks created initially."
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}
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}
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cdl_component CYGPKG_UITRON_TASKS_CREATE_DELETE {
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cdl_component CYGPKG_UITRON_TASKS_CREATE_DELETE {
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display "Support create and delete"
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display "Support create and delete"
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flavor bool
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flavor bool
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default_value 1
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default_value 1
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description "
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description "
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Support task create and delete operations (cre_tsk, del_tsk).
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Support task create and delete operations (cre_tsk, del_tsk).
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Otherwise all tasks are created, up to the number specified above."
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Otherwise all tasks are created, up to the number specified above."
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cdl_option CYGNUM_UITRON_TASKS_INITIALLY {
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cdl_option CYGNUM_UITRON_TASKS_INITIALLY {
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display "Number of tasks created initially"
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display "Number of tasks created initially"
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flavor data
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flavor data
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legal_values 1 to 65535
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legal_values 1 to 65535
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default_value 4
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default_value 4
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description "
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description "
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The number of uITRON tasks initially created.
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The number of uITRON tasks initially created.
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This number should not be more than the number
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This number should not be more than the number
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of tasks in the system, though setting it to a large
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of tasks in the system, though setting it to a large
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value to mean 'all' is acceptable.
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value to mean 'all' is acceptable.
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Initially, only tasks numbered 1 to this number exist;
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Initially, only tasks numbered 1 to this number exist;
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higher numbered ones must be created before use."
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higher numbered ones must be created before use."
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}
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}
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}
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}
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cdl_option CYGNUM_UITRON_STACK_SIZE {
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cdl_option CYGNUM_UITRON_STACK_SIZE {
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display "Default stack size"
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display "Default stack size"
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flavor data
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flavor data
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legal_values 128 to 0x7FFFFFFF
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legal_values 128 to 0x7FFFFFFF
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default_value 2048
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default_value 2048
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description "
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description "
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Define a default stack size for uITRON tasks,
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Define a default stack size for uITRON tasks,
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for use in the initialization options below.
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for use in the initialization options below.
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This will be overridden where it is used if the
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This will be overridden where it is used if the
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architectural HAL requires a minimum stack size
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architectural HAL requires a minimum stack size
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to handle interrupts correctly."
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to handle interrupts correctly."
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}
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}
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cdl_option CYGDAT_UITRON_TASK_EXTERNS {
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cdl_option CYGDAT_UITRON_TASK_EXTERNS {
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display "Externs for initialization"
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display "Externs for initialization"
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flavor data
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flavor data
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default_value {"extern \"C\" void task1( unsigned int ); \\\n\
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default_value {"extern \"C\" void task1( unsigned int ); \\\n\
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extern \"C\" void task2( unsigned int ); \\\n\
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extern \"C\" void task2( unsigned int ); \\\n\
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extern \"C\" void task3( unsigned int ); \\\n\
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extern \"C\" void task3( unsigned int ); \\\n\
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extern \"C\" void task4( unsigned int ); \\\n\
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extern \"C\" void task4( unsigned int ); \\\n\
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static char stack1[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ], \\\n\
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static char stack1[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ], \\\n\
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stack2[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ], \\\n\
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stack2[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ], \\\n\
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stack3[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ], \\\n\
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stack3[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ], \\\n\
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stack4[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ];"}
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stack4[ MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ];"}
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description "
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description "
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Task initializers may refer to external objects
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Task initializers may refer to external objects
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such as memory for stack or functions to call.
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such as memory for stack or functions to call.
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Use this option to define or declare any external
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Use this option to define or declare any external
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objects needed by the task static initializer below.
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objects needed by the task static initializer below.
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Example: create some memory for a stack using
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Example: create some memory for a stack using
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'static char stack1\[CYGNUM_UITRON_STACK_SIZE\];'
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'static char stack1\[CYGNUM_UITRON_STACK_SIZE\];'
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to set up a chunk of memory of the default stack size.
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to set up a chunk of memory of the default stack size.
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Note: this option is invoked in the 'outermost' context
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Note: this option is invoked in the 'outermost' context
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of C++ source, where global/static objects are created;
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of C++ source, where global/static objects are created;
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it should contain valid, self-contained, C++ source."
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it should contain valid, self-contained, C++ source."
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}
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}
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cdl_option CYGDAT_UITRON_TASK_INITIALIZERS {
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cdl_option CYGDAT_UITRON_TASK_INITIALIZERS {
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display "Static initializers"
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display "Static initializers"
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flavor data
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flavor data
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default_value {"CYG_UIT_TASK( \"t1\", 1, task1, &stack1, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ), \\\n\
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default_value {"CYG_UIT_TASK( \"t1\", 1, task1, &stack1, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ), \\\n\
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CYG_UIT_TASK( \"t2\", 2, task2, &stack2, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ), \\\n\
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CYG_UIT_TASK( \"t2\", 2, task2, &stack2, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ), \\\n\
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CYG_UIT_TASK( \"t3\", 3, task3, &stack3, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ), \\\n\
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CYG_UIT_TASK( \"t3\", 3, task3, &stack3, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ), \\\n\
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CYG_UIT_TASK( \"t4\", 4, task4, &stack4, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ),"}
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CYG_UIT_TASK( \"t4\", 4, task4, &stack4, MAX(CYGNUM_UITRON_STACK_SIZE, CYGNUM_HAL_STACK_SIZE_MINIMUM) ),"}
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description "
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description "
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Tasks must be statically
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Tasks must be statically
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initialized: enter a list of initializers
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initialized: enter a list of initializers
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separated by commas, one per line.
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separated by commas, one per line.
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An initializer is
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An initializer is
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'CYG_UIT_TASK(NAME,PRIO,FUNC,STACK,SIZE)'
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'CYG_UIT_TASK(NAME,PRIO,FUNC,STACK,SIZE)'
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where name is a quoted string to name the task,
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where name is a quoted string to name the task,
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prio is the initial priority of the task,
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prio is the initial priority of the task,
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func is the name of the entry point,
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func is the name of the entry point,
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stack is the address of the task's stack,
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stack is the address of the task's stack,
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and size is the size of the task's stack.
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and size is the size of the task's stack.
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When create and delete operations are supported,
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When create and delete operations are supported,
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'CYG_UIT_TASK_NOEXS(NAME,STACK,SIZE)' should be
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'CYG_UIT_TASK_NOEXS(NAME,STACK,SIZE)' should be
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used for tasks which are not initially created,
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used for tasks which are not initially created,
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in order to tell the system what memory to use
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in order to tell the system what memory to use
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for stacks when these tasks are created later on.
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for stacks when these tasks are created later on.
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Using 'CYGNUM_UITRON_STACK_SIZE' for size
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Using 'CYGNUM_UITRON_STACK_SIZE' for size
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is recommended, to use the option defined above,
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is recommended, to use the option defined above,
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so long as that truly is the size of your stack(s).
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so long as that truly is the size of your stack(s).
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Note: this option is invoked in the context of a
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Note: this option is invoked in the context of a
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C++ array initializer, between curly brackets.
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C++ array initializer, between curly brackets.
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Ensure that the number of initializers here exactly
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Ensure that the number of initializers here exactly
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matches the number of tasks specified."
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matches the number of tasks specified."
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}
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}
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