path: root/sim-scripts/gdb-sim.in

#! /usr/bin/env bash
#
#  Framework script tailored for the @CPU@/@BSP@
#
#  NOTE: If the does not have the name of a specific CPU/BSP pair, then
#        this is the source file.  If it does have specific CPU/BSP pair,
#        then this is generated output and should NOT be edited.

trap "test_exit 1" 1 2 3 13 14 15

inGDBScript=yes

progname=${0##*/}        # fast basename hack for ksh, bash

USAGE=\
"usage: $progname [ -opts ] test
	-i	   -- interactive (default=no time limit)

System V IPC and Coverage are not supported by all BSPs or simulators.
"

for v in 4.11 4.10 4.9 4.8 4.7 ""
do
  type @CPU_TARGET@-rtems${v}-gdb >/dev/null 2>&1
  if [ $? -eq 0 ] ; then
    GDB=@CPU_TARGET@-rtems${v}-gdb
    break
  fi
done

if [ X${GDB} = X ] ; then
  echo "Unable to find a GDB for @CPU_TARGET@ along your PATH"
  exit 1
fi

test_exit()
{
  exit_code=$1
  rm -f @BSP@-cmds
  exit $exit_code
}

#   log an error to stderr
prerr()
{
    echo "$*" >&2
}

fatal() {
    [ "$1" ] && prerr $*
    prerr "$USAGE"
    exit 1
}

warn() {
    [ "$1" ] && prerr $*
}

check_status()
{
  if [ $1 -ne 0 ] ; then
    shift 
    echo "FAILED: " "$*" >&2
    test_exit 1
  fi
}

type ${runBSP}
check_status $? "Path appears to be broken (cannot find ${runBSP})"

if [ $# -eq 0 ] ; then
  echo "No arguments .. no executable specified"
  exit 1 
fi

use_sysv_ipc="no"
doTrace="no"
while getopts s OPT
do
 case "$OPT" in
   s) use_sysv_ipc="yes";;
   *) ;;
 esac
done

shiftcount=`expr $OPTIND - 1`
shift $shiftcount

args=$*

### Set BSP defaults.  If BSP does not have default, it will override
bspGeneratesGDBCommands="no"
bspGeneratesDeviceTree="no"
bspSupportsLCD="no"
bspSupportsTCPIP="no"
bspDoTrace="no"

###################################################################
###################################################################
###################################################################
##INSERT BSP SUPPORT HERE
###################################################################
###################################################################
###################################################################

## Some BSPs must generate device trees to provide to the simulator
if [ ${bspGeneratesDeviceTree} = "yes" ] ; then
  TREE_FILE=@BSP@_tree.${LOGNAME}
  bspGenerateDeviceTree ${baseToRun} >${TREE_FILE}
fi

### generate bsp specific load command
if [ ${bspGeneratesGDBCommands} = "no" ] ; then
  cat <<EOF
tar sim 
load
EOF
else
  bspGenerateGDBCommands 
fi >@BSP@-cmds

###  Add CPU specific commands
case @CPU_TARGET@ in
  *powerpc*) echo  "b C_exception_handler" ;;
  *)       ;;
esac >>@BSP@-cmds

###  Add generic commands which break on known bad places
cat >>@BSP@-cmds <<EOF
b _Terminate
condition 1 (the_source != RTEMS_FATAL_SOURCE_EXIT) || (the_error != 0)
b rtems_fatal_error_occurred
b __assert
printf "Use run to start the RTEMS application\\n"
EOF

### Now source the rtems gdb
vfile=`dirname $0`/rtems-gdb-macros-${v}
if [ ! -r ${vfile} ] ; then
  echo WARNING!!! RTEMS GDB Macro files not found
else
  echo "source ${vfile}" >>@BSP@-cmds
fi

${GDB} --command=@BSP@-cmds $*

if [ ${bspGeneratesDeviceTree} = "yes" ] ; then
  rm -f @BSP@_tree.${LOGNAME}
fi
test_exit $?