forked from picolibc/picolibc
/
run-rv32imc
executable file
·101 lines (82 loc) · 2.65 KB
/
run-rv32imc
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#!/bin/sh
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Copyright © 2020 Keith Packard
#
# 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 of the copyright holder 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 HOLDER 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.
#
# Run qemu for rv32imc processor
qemu="qemu-system-riscv32"
options="i m c"
cpu=rv32
# select the program
elf="$1"
shift
cpu="$cpu,mmu=false,pmp=false"
if [ -z "$options" ]; then
options="$(echo "$elf" | sed 's/.*rv[36][24]\([a-z]*\)_.*$/\1/' | sed 's/\(.\)/\1 /g')"
fi
all_options="i e g m a f d c s u"
for o in $all_options; do
if echo "$options" | grep -q "$o"; then
value=true
else
value=false
fi
cpu="$cpu,$o=$value"
done
# Set the target machine
machine=virt,accel=tcg
# Map stdio to a multiplexed character device so we can use it
# for the monitor and semihosting output
chardev=stdio,mux=on,id=stdio0
# Point the semihosting driver at our new chardev
semi=enable=on,chardev=stdio0
input=""
case "$1" in
--)
semi="$semi",arg="$2"
shift
shift
;;
-*|"")
;;
*)
semi="$semi",arg="$1"
input="$1"
shift
;;
esac
# Disable monitor
mon=none
# Disable the serial port
serial=none
echo "$input" | "$qemu" -chardev "$chardev" -semihosting-config "$semi" -monitor "$mon" -serial "$serial" -machine "$machine" -cpu "$cpu" -kernel "$elf" -nographic "$@" -bios none