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#!/bin/sh
###########################################################################
# configs/ea3131/locked/mklocked.sh
#
# Copyright (C) 2010 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <spudmonkey@racsa.co.cr>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name NuttX nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
#set -x
############################################################################
# Arguments
############################################################################
USAGE="$0 <nuttx-dir>"
TOPDIR="$1"
CONFIG="$TOPDIR/.config"
if [ -z "$TOPDIR" ]; then
echo "Missing Argument"
echo $USAGE
exit 1
fi
if [ ! -d "$TOPDIR" ]; then
echo "NuttX directory does not exist: $TOPDIR"
echo $USAGE
exit 1
fi
if [ ! -f "$CONFIG" ]; then
echo "Configuration file not found: $CONFIG"
exit 1
fi
############################################################################
# Functions
############################################################################
function checkconfig () {
CONFIGLINE=`cat "$CONFIG" | grep "$1="`
if [ "X${CONFIGLINE}" = "X${1}=y" ]; then
echo "y"
else
echo "n"
fi
}
############################################################################
# Interrupt Handlers
############################################################################
#
# All interrupt handlers must be forced to lie in the locked .text region
#
# These are the vector entry points (only one is really needed since they
# are all in the same file). These should drag in all of the vector
# dispatching logic.
#
rm -f ld-locked.inc
echo "EXTERN(up_vectorswi)" >>ld-locked.inc
echo "EXTERN(up_vectordata)" >>ld-locked.inc
echo "EXTERN(up_vectorprefetch)" >>ld-locked.inc
echo "EXTERN(up_vectorundefinsn)" >>ld-locked.inc
echo "EXTERN(up_vectorfiq)" >>ld-locked.inc
echo "EXTERN(up_vectorirq)" >>ld-locked.inc
#
# These are the initialization entry points of all device drivers that
# handle interrupts. We really want to include as little as possible --
# ideally just the interrupt handler itself, but that is not usually
# possible.
#
# Of course, this list must be extended as interrupt handlers are added.
echo "EXTERN(up_timerinit)" >>ld-locked.inc
answer=$(checkconfig CONFIG_LPC313X_UART)
if [ $answer = y ]; then
echo "EXTERN(up_earlyserialinit)" >>ld-locked.inc
fi
# up_i2cinitialize -- Not conditioned on anything
answer=$(checkconfig CONFIG_USBDEV)
if [ $answer = y ]; then
echo "EXTERN(up_usbinitialize)" >>ld-locked.inc
fi
############################################################################
# Idle Loop
############################################################################
#
# The IDLE loop must be forced to lie in the locked .text region.
echo "EXTERN(os_start)" >>ld-locked.inc
echo "EXTERN(up_idle)" >>ld-locked.inc
############################################################################
# PG Fill Worker Thread
############################################################################
#
# All of the page fill worker thread must be in the locked .text region.
echo "EXTERN(pg_worker)" >>ld-locked.inc
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