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# ====================================================================
#
#      debugging.cdl
#
#      HAL debugging 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.
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## -------------------------------------------
#####ECOSGPLCOPYRIGHTEND####
# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      jskov
# Original data:  nickg,jskov,jlarmour
# Contributors:
# Date:           1999-07-02
#
#####DESCRIPTIONEND####
#
# ====================================================================

cdl_interface CYGINT_HAL_DEBUG_GDB_STUBS {
    display       "Support for GDB stubs"
    no_define
    description   "
        The HAL implements GDB stubs for the target."
}

cdl_option CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS {
    display       "Include GDB stubs in HAL"
    active_if     CYGINT_HAL_DEBUG_GDB_STUBS
    default_value 0
    requires      ! CYGSEM_HAL_USE_ROM_MONITOR
    requires      { !CYGSEM_HAL_VIRTUAL_VECTOR_DIAG \
                    || CYGSEM_HAL_VIRTUAL_VECTOR_CLAIM_COMMS }
    description   "
        This option causes a set of GDB stubs to be included into the
        system. On some target systems the GDB support will be
        provided by other means, for example by a ROM monitor. On
        other targets, especially when building a ROM-booting system,
        the necessary support has to go into the target library
        itself. When GDB stubs are include in a configuration, HAL
        serial drivers must also be included."

    compile       generic-stub.c thread-packets.c hal_stub.c drv_api.c bplist-dynamic.c
}

cdl_interface CYGINT_HAL_DEBUG_GDB_STUBS_BREAK {
    display       "Support for external break support in GDB stubs"
    no_define
    description   "
        The HAL implements external break (or asynchronous interrupt)
        in the GDB stubs for the target."  
}

cdl_option CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT {
    display       "Include GDB external break support for stubs"
    active_if     CYGINT_HAL_DEBUG_GDB_STUBS_BREAK
    requires      CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
    default_value CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS
    description   "
        This option causes the GDB stub to add a serial interrupt handler
        which will listen for GDB break packets. This lets you stop the
        target asynchronously when using GDB, usually by hitting Control+C
        or pressing the STOP button. This option differs from
        CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT in that it is used when
        GDB stubs are present."
}

cdl_interface CYGINT_HAL_DEBUG_GDB_CTRLC_UNSUPPORTED {
    display "Platform does not support CTRLC"
    no_define
}

cdl_option CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT {
    display       "Include GDB external break support when no stubs"
    requires      !CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT
    active_if     { CYGSEM_HAL_USE_ROM_MONITOR || CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS }
    active_if     { CYGINT_HAL_DEBUG_GDB_CTRLC_UNSUPPORTED == 0 }
    default_value { !CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS }
    description   "
        This option adds an interrupt handler for the GDB serial line
        which will listen for GDB break packets. This lets you stop the
        target asynchronously when using GDB, usually by hitting Control+C
        or pressing the STOP button. This option differs from
        CYGDBG_HAL_DEBUG_GDB_BREAK_SUPPORT in that it is used when the GDB
        stubs are NOT present."
}

cdl_option CYGDBG_HAL_DEBUG_GDB_THREAD_SUPPORT {
    display       "Include GDB multi-threading debug support"
    active_if     { CYGSEM_HAL_ROM_MONITOR || CYGDBG_KERNEL_DEBUG_GDB_THREAD_SUPPORT }
    default_value 1
    description   "
        This option enables some extra HAL code which is needed
        to support multi-threaded source level debugging."

    compile dbg-threads-syscall.c
}

cdl_option CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES {
    display       "Number of times to retry sending a \$O packet"
    default_value 0
    flavor        data
    description   "
        This option controls the number of attempts that eCos programs
        will make to send a \$O packet to a host GDB process.  If it is
        set non-zero, then the target process will attempt to resend the
        \$O packet data up to this number of retries.  Caution: use of
        this option is not recommended as it can thoroughly confuse the
        host GDB process."
}

cdl_option CYGNUM_HAL_DEBUG_GDB_PROTOCOL_TIMEOUT {
    display       "Timeout period for GDB packets"
    default_value 500
    flavor        data
    description   "
        This option controls the time (in milliseconds) that eCos programs
        will wait for a response when sending packets to a host GDB process.
        If this time elapses, then the packet will be resent, up to some
        maximum number of times (CYGNUM_HAL_DEBUG_GDB_PROTOCOL_RETRIES)."
}