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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 Free Software Foundation, 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.,
## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 v2.
##
## This exception does not invalidate any other reasons why a work based
## on this file might be covered by the GNU General Public 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
|
