build

#!/bin/bash

# Copyright 2021 OmniOS Community Edition (OmniOSce) Association.

usage() {
	cat <<- EOM
Usage: $0 [-bov] [-j <jobs>] <clean|RELEASE|DEBUG>
    -b        - Build BHYVE firmware (default)
    -o        - Build OVMF firmware (for Propolis)
    -p        - Apply patches and exit
    -j jobs   - Set parallelism - jobs defaults to 1 or the value of \$JOBS
    -v        - Verbose output

    'clean' will clean up the directory any remove old build remnants
    RELEASE|DEBUG specify the firmware variant to be built
	EOM
	exit 1
}

: "${GCCVER:=14}"
: "${GCCPATH:=/opt/gcc-$GCCVER}"
: "${GCC:=$GCCPATH/bin/gcc}"
: "${GXX:=$GCCPATH/bin/g++}"
: "${GMAKE:=/usr/bin/gmake}"
: "${GPATCH:=/usr/bin/gpatch}"
: "${GAS:=/usr/bin/gas}"
: "${GAR:=/usr/bin/gar}"
: "${GLD:=/usr/bin/gld}"
: "${GOBJCOPY:=/usr/bin/gobjcopy}"

export GCCVER GCCPATH GCC GXX GMAKE GPATCH GAS GAR GLD GOBJCOPY

verbose=0
stock=0
patch=0
: "${JOBS:=1}"

while [[ "$1" = -* ]]; do
	case "$1" in
	    -csm)
		echo "This branch does not support building the CSM variant"
		exit 1
		;;
	    -v) verbose=1 ;;
	    -b) stock=0 ;;
	    -o) stock=1 ;;
	    -p) patch=1 ;;
	    -j)
		[ $# -ge 2 ] || usage
		JOBS="$2"
		shift
		;;
	    *) usage ;;
	esac
	shift
done

for p in patches/*; do
	[[ -f "$p" ]] || continue
	$GPATCH --force --forward --strip=1 < $p
done

((patch)) && exit 0

clean=0
case "$1" in
	DEBUG)		flavour=DEBUG
			 ;;
	RELEASE)	flavour=RELEASE
			;;
	clean)		clean=1 ;;
	*)		usage ;;
esac
shift
[ -n "$1" ] && usage


MAKE_ARGS="
    AS=$GAS
    AR=$GAR
    LD=$GLD
    OBJCOPY=$GOBJCOPY
    CC=$GCC BUILD_CC=$GCC
    CXX=$GXX BUILD_CXX=$GXX
    GCCPATH=$GCCPATH
"

((stock)) && platform=OvmfPkg/OvmfPkgX64.dsc \
    || platform=OvmfPkg/Bhyve/BhyveX64.dsc

ILLGCC_BIN=$GCCPATH/bin/
BUILD_ARGS="-DDEBUG_ON_SERIAL_PORT=TRUE -DNETWORK_HTTP_BOOT_ENABLE=TRUE"
BUILD_ARGS+=" -DFD_SIZE_2MB"
PYTHON3_ENABLE=TRUE
[ $verbose -eq 1 ] && BUILD_ARGS+=" -v"

export MAKE_ARGS ILLGCC_BIN BUILD_ARGS PYTHON3_ENABLE

rm -rf Conf/{target,build_rule,tools_def}.txt Conf/.cache

if ((clean)); then
	gmake -j$JOBS $MAKE_ARGS HOST_ARCH=X64 ARCH=X64 -C BaseTools clean
	rm -rf Build/
	exit 0
fi

set -e

gmake -j$JOBS $MAKE_ARGS HOST_ARCH=X64 ARCH=X64 -C BaseTools

source edksetup.sh

./BaseTools/BinWrappers/PosixLike/build \
	-n $JOBS \
	-p $platform \
	-a X64 \
	-b $flavour \
	-t ILLGCC \
	$BUILD_ARGS