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|
#!/usr/bin/env bash
srcdir=$(cd "$(dirname "$0")"; pwd)
prefix=/usr/local
cc=gcc
ld=ld
objcopy=objcopy
objdump=objdump
ar=ar
addr2line=addr2line
arch=`uname -m | sed -e 's/i.86/i386/;s/arm.*/arm/;s/ppc64.*/ppc64/'`
host=$arch
cross_prefix=
endian=""
pretty_print_stacks=yes
environ_default=yes
u32_long=
vmm="qemu"
errata_force=0
erratatxt="$srcdir/errata.txt"
usage() {
cat <<-EOF
Usage: $0 [options]
Options include:
--arch=ARCH architecture to compile for ($arch)
--processor=PROCESSOR processor to compile for ($arch)
--vmm=VMM virtual machine monitor to compile for (qemu
or kvmtool, default is qemu) (arm/arm64 only)
--cross-prefix=PREFIX cross compiler prefix
--cc=CC c compiler to use ($cc)
--ld=LD ld linker to use ($ld)
--prefix=PREFIX where to install things ($prefix)
--endian=ENDIAN endianness to compile for (little or big, ppc64 only)
--[enable|disable]-pretty-print-stacks
enable or disable pretty stack printing (enabled by default)
--[enable|disable]-default-environ
enable or disable the generation of a default environ when
no environ is provided by the user (enabled by default)
--erratatxt=FILE specify a file to use instead of errata.txt. Use
'--erratatxt=' to ensure no file is used.
EOF
exit 1
}
while [[ "$1" = -* ]]; do
opt="$1"; shift
arg=
if [[ "$opt" = *=* ]]; then
arg="${opt#*=}"
opt="${opt%%=*}"
fi
case "$opt" in
--prefix)
prefix="$arg"
;;
--arch)
arch="$arg"
;;
--processor)
processor="$arg"
;;
--vmm)
vmm="$arg"
;;
--cross-prefix)
cross_prefix="$arg"
;;
--endian)
endian="$arg"
;;
--cc)
cc="$arg"
;;
--ld)
ld="$arg"
;;
--enable-pretty-print-stacks)
pretty_print_stacks=yes
;;
--disable-pretty-print-stacks)
pretty_print_stacks=no
;;
--enable-default-environ)
environ_default=yes
;;
--disable-default-environ)
environ_default=no
;;
--erratatxt)
erratatxt=
[ "$arg" ] && erratatxt=$(eval realpath "$arg")
;;
--help)
usage
;;
*)
usage
;;
esac
done
if [ "$erratatxt" ] && [ ! -f "$erratatxt" ]; then
echo "erratatxt: $erratatxt does not exist or is not a regular file"
exit 1
fi
arch_name=$arch
[ "$arch" = "aarch64" ] && arch="arm64"
[ "$arch_name" = "arm64" ] && arch_name="aarch64"
[ -z "$processor" ] && processor="$arch"
if [ "$processor" = "arm64" ]; then
processor="cortex-a57"
elif [ "$processor" = "arm" ]; then
processor="cortex-a15"
fi
if [ "$arch" = "i386" ] || [ "$arch" = "x86_64" ]; then
testdir=x86
elif [ "$arch" = "arm" ] || [ "$arch" = "arm64" ]; then
testdir=arm
if [ "$vmm" = "qemu" ]; then
arm_uart_early_addr=0x09000000
elif [ "$vmm" = "kvmtool" ]; then
arm_uart_early_addr=0x3f8
errata_force=1
else
echo '--vmm must be one of "qemu" or "kvmtool"!'
usage
fi
elif [ "$arch" = "ppc64" ]; then
testdir=powerpc
firmware="$testdir/boot_rom.bin"
if [ "$endian" != "little" ] && [ "$endian" != "big" ]; then
echo "You must provide endianness (big or little)!"
usage
fi
else
testdir=$arch
fi
if [ ! -d "$srcdir/$testdir" ]; then
echo "$testdir does not exist!"
exit 1
fi
if [ -f "$srcdir/$testdir/run" ]; then
ln -fs "$srcdir/$testdir/run" $testdir-run
fi
# check if uint32_t needs a long format modifier
cat << EOF > lib-test.c
__UINT32_TYPE__
EOF
u32_long=$("$cross_prefix$cc" -E lib-test.c | grep -v '^#' | grep -q long && echo yes)
rm -f lib-test.c
# Are we in a separate build tree? If so, link the Makefile
# and shared stuff so that 'make' and run_tests.sh work.
if test ! -e Makefile; then
echo "linking Makefile..."
ln -s "$srcdir/Makefile" .
echo "linking tests..."
mkdir -p $testdir
ln -sf "$srcdir/$testdir/run" $testdir/
ln -sf "$srcdir/$testdir/unittests.cfg" $testdir/
ln -sf "$srcdir/run_tests.sh"
echo "linking scripts..."
ln -sf "$srcdir/scripts"
fi
# link lib/asm for the architecture
rm -f lib/asm
asm="asm-generic"
if [ -d "$srcdir/lib/$arch/asm" ]; then
asm="$srcdir/lib/$arch/asm"
elif [ -d "$srcdir/lib/$testdir/asm" ]; then
asm="$srcdir/lib/$testdir/asm"
fi
mkdir -p lib
ln -sf "$asm" lib/asm
# create the config
cat <<EOF > config.mak
SRCDIR=$srcdir
PREFIX=$prefix
HOST=$host
ARCH=$arch
ARCH_NAME=$arch_name
PROCESSOR=$processor
CC=$cross_prefix$cc
LD=$cross_prefix$ld
OBJCOPY=$cross_prefix$objcopy
OBJDUMP=$cross_prefix$objdump
AR=$cross_prefix$ar
ADDR2LINE=$cross_prefix$addr2line
TEST_DIR=$testdir
FIRMWARE=$firmware
ENDIAN=$endian
PRETTY_PRINT_STACKS=$pretty_print_stacks
ENVIRON_DEFAULT=$environ_default
ERRATATXT=$erratatxt
U32_LONG_FMT=$u32_long
EOF
cat <<EOF > lib/config.h
#ifndef CONFIG_H
#define CONFIG_H 1
/*
* Generated file. DO NOT MODIFY.
*
*/
EOF
if [ "$arch" = "arm" ] || [ "$arch" = "arm64" ]; then
cat <<EOF >> lib/config.h
#define CONFIG_UART_EARLY_BASE ${arm_uart_early_addr}
#define CONFIG_ERRATA_FORCE ${errata_force}
EOF
fi
echo "#endif" >> lib/config.h
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