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# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
PYTHON_COMPAT=( python3_{10..12} )
inherit toolchain-funcs python-any-r1
# SeaBIOS maintainers sometimes don't release stable tarballs or stable
# binaries to generate the stable tarball the following is necessary:
# git clone git://git.seabios.org/seabios.git && cd seabios
# git archive --output seabios-${PV}.tar.gz --prefix seabios-${PV}/ rel-${PV}
if [[ ${PV} == *9999* || -n "${EGIT_COMMIT}" ]] ; then
EGIT_REPO_URI="git://git.seabios.org/seabios.git"
inherit git-r3
else
SRC_URI="https://www.seabios.org/downloads/${P}.tar.gz"
KEYWORDS="~alpha amd64 arm64 ~loong ~m68k ~mips ~ppc ppc64 x86"
fi
DESCRIPTION="Open Source implementation of a 16-bit x86 BIOS"
HOMEPAGE="https://www.seabios.org/"
LICENSE="LGPL-3 GPL-3"
SLOT="0"
IUSE="debug +seavgabios"
BDEPEND="
>=sys-power/iasl-20060912
${PYTHON_DEPS}"
RDEPEND="!sys-firmware/seabios-bin"
choose_target_chost() {
if [[ -n "${CC}" ]]; then
${CC} -dumpmachine
return
fi
if use amd64 || use x86; then
# Use the native compiler
echo "${CHOST}"
return
fi
local i
for i in x86_64 i686 i586 i486 i386 ; do
i=${i}-pc-linux-gnu
type -P ${i}-gcc > /dev/null && echo ${i} && return
done
}
pkg_pretend() {
ewarn "You have decided to compile your own SeaBIOS. This is not"
ewarn "supported by upstream unless you use their recommended"
ewarn "toolchain (which you are not)."
elog
ewarn "If you are intending to use this build with QEMU, realize"
ewarn "you will not receive any support if you have compiled your"
ewarn "own SeaBIOS. Virtual machines subtly fail based on changes"
ewarn "in SeaBIOS."
if [[ -z "$(choose_target_chost)" ]]; then
elog
eerror "Before you can compile ${PN}, you need to install a x86 cross-compiler"
eerror "Run the following commands:"
eerror " emerge crossdev"
eerror " crossdev --stable -t x86_64-pc-linux-gnu"
die "cross-compiler is needed"
fi
}
src_prepare() {
default
# Ensure precompiled iasl files are never used
find "${WORKDIR}" -name '*.hex' -delete || die
}
src_configure() {
tc-ld-disable-gold #438058
if use debug ; then
echo "CONFIG_DEBUG_LEVEL=8" >.config
fi
_emake config
}
_emake() {
LANG=C \
emake V=1 \
CPP="$(tc-getPROG CPP cpp)" \
CC="$(tc-getCC)" \
LD="$(tc-getLD)" \
AR="$(tc-getAR)" \
AS="$(tc-getAS)" \
OBJCOPY="$(tc-getOBJCOPY)" \
RANLIB="$(tc-getRANLIB)" \
OBJDUMP="$(tc-getOBJDUMP)" \
STRIP="$(tc-getSTRIP)" \
HOST_CC="$(tc-getBUILD_CC)" \
VERSION="Gentoo/${EGIT_COMMIT:-${PVR}}" \
"$@"
}
src_compile() {
local TARGET_CHOST=$(choose_target_chost)
cp "${FILESDIR}/seabios/config.seabios-256k" .config || die
_emake oldnoconfig
CHOST="${TARGET_CHOST}" _emake iasl
CHOST="${TARGET_CHOST}" _emake out/bios.bin
mv out/bios.bin ../bios-256k.bin || die
if use seavgabios ; then
local config t targets=(
cirrus
isavga
qxl
stdvga
virtio
vmware
)
for t in "${targets[@]}" ; do
_emake clean distclean
cp "${FILESDIR}/seavgabios/config.vga-${t}" .config || die
_emake oldnoconfig
CHOST="${TARGET_CHOST}" _emake out/vgabios.bin
cp out/vgabios.bin ../vgabios-${t}.bin || die
done
fi
}
src_install() {
insinto /usr/share/seabios
doins ../bios-256k.bin
if use seavgabios ; then
insinto /usr/share/seavgabios
doins ../vgabios*.bin
fi
}
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