blob: 7c5434a67229ddbc23952761344a51b7e257b291 [file] [log] [blame]
# Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
# Distributed under the terms of the GNU General Public License v2
EAPI=4
CROS_WORKON_COMMIT=("bde47d50ddc30b998cd3cb7d58093982a8fd6a90" "ea71df260e9041dd5260425dae3d6f5412516b9b" "5f33d05693f14d13a532b465ac01bfcc6134cb61")
CROS_WORKON_TREE=("b8dd6beff770f36fca6e02bc41665f8debb53517" "115e83f5aef8e7e1e0da38c0758d1806e220d3d4" "9094872ac0fbbd14102aa98872b35d298bafdf91")
CROS_WORKON_PROJECT=(
"chromiumos/third_party/coreboot"
"chromiumos/platform/vboot_reference"
"chromiumos/third_party/coreboot/blobs"
)
CROS_WORKON_LOCALNAME=(
"coreboot"
"../platform/vboot_reference"
"coreboot/3rdparty"
)
CROS_WORKON_DESTDIR=(
"${S}"
"${S}/vboot_reference"
"${S}/3rdparty"
)
inherit cros-board cros-workon toolchain-funcs
DESCRIPTION="coreboot firmware"
HOMEPAGE="http://www.coreboot.org"
LICENSE="GPL-2"
SLOT="0"
KEYWORDS="*"
IUSE="em100-mode fsp memmaps mocktpm quiet-cb rmt vmx"
PER_BOARD_BOARDS=(
bayleybay beltino bolt butterfly cyan daisy falco fox gizmo glados link
lumpy nyan panther parrot peppy rambi samus sklrvp slippy stout stout32
strago stumpy urara variant-peach-pit
)
DEPEND_BLOCKERS="${PER_BOARD_BOARDS[@]/#/!sys-boot/chromeos-coreboot-}"
RDEPEND="
${DEPEND_BLOCKERS}
!virtual/chromeos-coreboot
"
# Dependency shared by x86 and amd64.
DEPEND_X86="
sys-power/iasl
!fsp? ( sys-boot/chromeos-mrc )
"
DEPEND="
chromeos-base/vboot_reference
${DEPEND_BLOCKERS}
virtual/coreboot-private-files
sys-apps/coreboot-utils
x86? ($DEPEND_X86)
amd64? ($DEPEND_X86)
"
src_prepare() {
local privdir="${SYSROOT}/firmware/coreboot-private"
local file
if [[ -d "${privdir}" ]]; then
while read -d $'\0' -r file; do
rsync --recursive --links --executability --ignore-existing \
"${file}" ./ || die
done < <(find "${privdir}" -maxdepth 1 -mindepth 1 -print0)
fi
local board=$(get_current_board_with_variant)
if [[ ! -s "${FILESDIR}/configs/config.${board}" ]]; then
board=$(get_current_board_no_variant)
fi
if use fsp; then
if [[ -s "${FILESDIR}/configs/config.${board}.fsp" ]]; then
elog " - using fsp config"
board=${board}.fsp
fi
fi
if [[ -s "${FILESDIR}/configs/config.${board}" ]]; then
emake clean # in case someone tried a local make, ensure
# there is no leftovers
cp -v "${FILESDIR}/configs/config.${board}" .config
# In case config comes from a symlink we are likely building
# for an overlay not matching this config name. Enable adding
# a CBFS based board ID for coreboot.
if [[ -L "${FILESDIR}/configs/config.${board}" ]]; then
echo "CONFIG_BOARD_ID_MANUAL=y" >> .config
echo "CONFIG_BOARD_ID_STRING=\"${BOARD_USE}\"" >> .config
fi
fi
# Replace the hard coded /build/<board>/ in the config with the actual
# sysroot.
# TODO: crbug.com/388888 coreboot configs should not hardcode the
# sysroot path.
sed -i 's#/build/[^/]*#${SYSROOT}#' .config || die
if use rmt; then
echo "CONFIG_MRC_RMT=y" >> .config
fi
if use vmx; then
elog " - enabling VMX"
echo "CONFIG_ENABLE_VMX=y" >> .config
fi
if use quiet-cb; then
# Suppress console spew if requested.
cat >> .config <<EOF
CONFIG_DEFAULT_CONSOLE_LOGLEVEL=3
# CONFIG_DEFAULT_CONSOLE_LOGLEVEL_8 is not set
CONFIG_DEFAULT_CONSOLE_LOGLEVEL_3=y
EOF
fi
if use mocktpm; then
echo "CONFIG_VBOOT2_MOCK_SECDATA=y" >> .config
fi
cp .config .config_serial
# handle the case when .config does not have a newline in the end.
echo >> .config_serial
cat "${FILESDIR}/configs/fwserial.${board}" >> .config_serial || die
}
make_coreboot() {
local builddir="$1"
yes "" | emake oldconfig
emake obj="${builddir}"
# Modify firmware descriptor if building for the EM100 emulator.
if use em100-mode; then
ifdtool --em100 "${builddir}/coreboot.rom" || die
mv "${builddir}/coreboot.rom"{.new,} || die
fi
# Extract the coreboot romstage file into the build dir.
cbfstool "${builddir}/coreboot.rom" extract \
-n "fallback/romstage" \
-f "${builddir}/romstage.stage" || die
# Extract the coreboot ramstage file into the build dir.
cbfstool "${builddir}/coreboot.rom" extract \
-n "fallback/ramstage" \
-f "${builddir}/ramstage.stage" || die
# Extract the reference code stage into the build dir if present.
cbfstool "${builddir}/coreboot.rom" extract \
-n "fallback/refcode" \
-f "${builddir}/refcode.stage" || true
}
src_compile() {
tc-export CC
# Set KERNELREVISION (really coreboot revision) to the ebuild revision
# number followed by a dot and the first seven characters of the git
# hash. The name is confusing but consistent with the coreboot
# Makefile.
local sha1v="${VCSID/*-/}"
export KERNELREVISION=".${PV}.${sha1v:0:7}"
# Firmware related binaries are compiled with a 32-bit toolchain
# on 64-bit platforms
if use amd64 ; then
export CROSS_COMPILE="i686-pc-linux-gnu-"
export CC="${CROSS_COMPILE}gcc"
elif use arm || use arm64 ; then
extra_flags="-ffunction-sections"
# Export the known cross compilers for ARM systems. Include
# both v7a and 64-bit armv8 compilers so there isn't a reliance
# on what the default profile is for exporting a compiler. The
# reasoning is that the firmware may need both to build and
# and boot.
# aarch64: used on chromeos-2013.04
export CROSS_COMPILE_aarch64="aarch64-cros-linux-gnu-"
# arm64: used on coreboot upstream
export CROSS_COMPILE_arm64="aarch64-cros-linux-gnu-"
export CROSS_COMPILE_arm="armv7a-cros-linux-gnu- armv7a-cros-linux-gnueabi-"
else
export CROSS_COMPILE=${CHOST}-
fi
elog "Toolchain:\n$(sh util/xcompile/xcompile)\n"
make_coreboot "build"
# Build a second ROM with serial support for developers
mv .config_serial .config
make_coreboot "build_serial"
}
src_install() {
local mapfile
local board=$(get_current_board_with_variant)
if [[ ! -s "${FILESDIR}/configs/config.${board}" ]]; then
board=$(get_current_board_no_variant)
fi
if use fsp; then
if [[ -s "${FILESDIR}/configs/config.${board}.fsp" ]]; then
elog " - using fsp config"
board=${board}.fsp
fi
fi
insinto /firmware
newins "build/coreboot.rom" coreboot.rom
newins "build_serial/coreboot.rom" coreboot.rom.serial
newins "build/romstage.stage" romstage.stage
newins "build_serial/romstage.stage" romstage.stage.serial
newins "build/ramstage.stage" ramstage.stage
newins "build_serial/ramstage.stage" ramstage.stage.serial
if [[ -f "build/refcode.stage" ]]; then
newins "build/refcode.stage" refcode.stage
newins "build_serial/refcode.stage" refcode.stage.serial
fi
OPROM=$( awk 'BEGIN{FS="\""} /CONFIG_VGA_BIOS_FILE=/ { print $2 }' \
${FILESDIR}/configs/config.${board} )
CBFSOPROM=pci$( awk 'BEGIN{FS="\""} /CONFIG_VGA_BIOS_ID=/ { print $2 }' \
${FILESDIR}/configs/config.${board} ).rom
FSP=$( awk 'BEGIN{FS="\""} /CONFIG_FSP_FILE=/ { print $2 }' \
${FILESDIR}/configs/config.${board} )
if [[ -n "${FSP}" ]]; then
newins ${FSP} fsp.bin
fi
if [[ -n "${OPROM}" ]]; then
newins ${OPROM} ${CBFSOPROM}
fi
if use memmaps; then
for mapfile in build/cbfs/fallback/*.map
do
doins $mapfile
done
fi
newins .config coreboot.config
}