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[/] [openrisc/] [trunk/] [rtos/] [ecos-2.0/] [packages/] [compat/] [posix/] [v2_0/] [cdl/] [pthread.cdl] - Rev 174

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# ====================================================================
#
#      pthread.cdl
#
#      POSIX pthread configuration data
#
# ====================================================================
#####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
## This file is part of eCos, the Embedded Configurable Operating System.
## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
##
## eCos is free software; you can redistribute it and/or modify it under
## the terms of the GNU General Public License as published by the Free
## Software Foundation; either version 2 or (at your option) any later version.
##
## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
## WARRANTY; without even the implied warranty of MERCHANTABILITY or
## FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
## for more details.
##
## You should have received a copy of the GNU General Public License along
## with eCos; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
##
## As a special exception, if other files instantiate templates or use macros
## or inline functions from this file, or you compile this file and link it
## with other works to produce a work based on this file, this file does not
## by itself cause the resulting work to be covered by the GNU General Public
## License. However the source code for this file must still be made available
## in accordance with section (3) of the GNU General Public License.
##
## This exception does not invalidate any other reasons why a work based on
## this file might be covered by the GNU General Public License.
##
## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
## at http://sources.redhat.com/ecos/ecos-license/
## -------------------------------------------
#####ECOSGPLCOPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      nickg
# Contributors:   jlarmour
# Date:           2000-3-28
#
#####DESCRIPTIONEND####
#
# ====================================================================

cdl_option CYGPKG_POSIX_PTHREAD_REQUIREMENTS {
        display         "Generic requirements of pthread package"
        flavor          bool
        calculated      1
        implements      CYGINT_ISO_PTHREADTYPES
        implements      CYGINT_ISO_PTHREAD_IMPL
        requires        CYGPKG_POSIX_SCHED
        requires        CYGSEM_KERNEL_SCHED_TIMESLICE_ENABLE
        requires        CYGSEM_KERNEL_SCHED_ASR_SUPPORT
        requires        CYGSEM_KERNEL_SCHED_ASR_GLOBAL
        requires        !CYGSEM_KERNEL_SCHED_ASR_DATA_GLOBAL
        requires        CYGFUN_KERNEL_THREADS_STACK_LIMIT
        requires        { CYGBLD_ISO_PTHREADTYPES_HEADER == \
                          "<cyg/posix/types.h>" }
        requires        { CYGBLD_ISO_PTHREAD_IMPL_HEADER == \
                          "<cyg/posix/pthread.h>" }
        description     "This option exists merely to carry the pthread
                         package requirements."

}

# ====================================================================

cdl_component CYGPKG_POSIX_PTHREAD_VALUES {
    display          "Constant values used in pthread package"
    flavor           bool
    calculated       1
    description      "These are values that are either configurable, or derived
                     from system parameters."

    cdl_option CYGNUM_POSIX_PTHREAD_DESTRUCTOR_ITERATIONS {
        display          "Maximum number of iterations of key destructors"
        flavor           data
        legal_values     4 to 100
        default_value    4
        description      "Maximum number of iterations of key destructors allowed."
    }

    cdl_option CYGNUM_POSIX_PTHREAD_KEYS_MAX {
        display          "Maximum number of per-thread data keys allowed"
        flavor           data
        legal_values     128 to 65535
        default_value    128
        description      "Number of per-thread data keys supported."
    }

        cdl_option CYGNUM_POSIX_PTHREAD_THREADS_MAX {
        display          "Maximum number of threads allowed"
        flavor           data
        legal_values     64 to 1024
        default_value    64
        description      "Maximum number of threads supported."
    }

}

# ====================================================================

cdl_component CYGPKG_POSIX_PTHREAD_FEATURES {
        display         "Fixed Feature test macros for POSIX"
        flavor          bool
        calculated      1
        description     "These options define POSIX feature test macros that
                         describe the eCos implementation of pthreads. These
                         are not changeable configuration options."

    cdl_option _POSIX_THREADS {
        display         "POSIX thread support feature test macro"
        flavor          bool
        calculated      1
        requires        CYGSEM_KERNEL_SCHED_TIMESLICE
        requires        CYGVAR_KERNEL_THREADS_DATA
        description     "This option defines the POSIX feature test macro
                        for thread support."
    }

    cdl_option _POSIX_THREAD_PRIORITY_SCHEDULING {
        display         "POSIX thread priority scheduling feature test macro"
        flavor          bool
        calculated      1
        requires        CYGSEM_KERNEL_SCHED_MLQUEUE
        requires      _POSIX_THREADS
        description     "This option defines the POSIX feature test macro
                        for thread priority scheduling support."
    }

    cdl_option _POSIX_THREAD_ATTR_STACKADDR {
        display         "POSIX stack address attribute feature test macro"
        flavor          bool
        calculated      1
        description     "This option defines the POSIX feature test macro
                        for supporting the thread stack address in the thread
                        attribute object."
    }

    cdl_option _POSIX_THREAD_ATTR_STACKSIZE {
        display         "POSIX stack size attribute feature test macro"
        flavor          bool
        calculated      1
        description     "This option defines the POSIX feature test macro
                        for supporting the thread stack size in the thread
                        attribute object."
    }

    cdl_option _POSIX_THREAD_PROCESS_SHARED {
        display         "POSIX process shared attribute feature test macro"
        flavor          bool
        calculated      0
        description     "This option defines the POSIX feature test macro
                        for supporting process shared mutexes. Since eCos
                        does not have processes, this attribute is undefined."
    }

}

# ====================================================================

cdl_component CYGPKG_POSIX_MAIN_THREAD {
        display         "Main thread configuration"
        flavor          bool
        calculated      1
        requires        { 0 != CYGPKG_LIBC_STARTUP }
        requires        CYGSEM_LIBC_STARTUP_MAIN_OTHER
        implements      CYGINT_LIBC_STARTUP_EXTERNAL_INVOKE_MAIN_POSSIBLE
        description     "These options control the thread used to
                         run the main() application entry routine."
                         
        cdl_option CYGNUM_POSIX_MAIN_DEFAULT_PRIORITY {
             display        "main()'s default thread priority"
             flavor         data
             legal_values   0 to 31
             default_value  16
             description    "
                POSIX compatibility requires that the application's
                main() function be invoked in a thread.
                This option controls the priority of that thread. This
                priority is the POSIX priority and is NOT the same as
                an eCos thread priority. With POSIX thread priorities,
                lower numbers are lower priority, and higher numbers are
                higher priority."
        }
}

# ====================================================================
# End of pthread.cdl


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