blob: ce33d881f94f6635a4a4848f3f6ac496f330ff92 [file] [log] [blame]
# Copyright (C) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE.makefile file.
EAPI="4"
S="${WORKDIR}/platform/ec"
CROS_WORKON_PROJECT=(
"chromiumos/platform/ec"
"chromiumos/third_party/tpm2"
"chromiumos/third_party/cryptoc"
)
CROS_WORKON_LOCALNAME=(
"ec"
"../third_party/tpm2"
"../third_party/cryptoc"
)
CROS_WORKON_DESTDIR=(
"${S}"
"${WORKDIR}/third_party/tpm2"
"${WORKDIR}/third_party/cryptoc"
)
inherit toolchain-funcs cros-ec-board cros-workon
DESCRIPTION="Embedded Controller firmware code"
HOMEPAGE="https://www.chromium.org/chromium-os/ec-development"
SRC_URI=""
LICENSE="BSD-Google"
SLOT="0"
KEYWORDS="~*"
RDEPEND="dev-embedded/libftdi"
DEPEND="${RDEPEND}"
# We don't want binchecks since we're cross-compiling firmware images using
# non-standard layout.
RESTRICT="binchecks"
src_configure() {
cros-workon_src_configure
}
set_build_env() {
# The firmware is running on ARMv7-m (Cortex-M4)
export CROSS_COMPILE=arm-none-eabi-
tc-export CC BUILD_CC
export HOSTCC=${CC}
export BUILDCC=${BUILD_CC}
get_ec_boards
}
src_compile() {
set_build_env
local board
for board in "${EC_BOARDS[@]}"; do
BOARD=${board} emake clean
BOARD=${board} emake all
BOARD=${board} emake tests
done
}
#
# Install firmware binaries for a specific board.
#
# param $1 - the board name.
# param $2 - the output directory to install artifacts.
#
board_install() {
insinto $2
pushd build/$1 >/dev/null || die
openssl dgst -sha256 -binary RO/ec.RO.flat > RO/ec.RO.hash
openssl dgst -sha256 -binary RW/ec.RW.flat > RW/ec.RW.hash
doins ec.bin
newins RW/ec.RW.flat ec.RW.bin
doins RW/ec.RW.hash
# Intermediate file for debugging.
doins RW/ec.RW.elf
if [ `grep "^CONFIG_FW_INCLUDE_RO=y" .config` ];
then
newins RO/ec.RO.flat ec.RO.bin
doins RO/ec.RO.hash
# Intermediate file for debugging.
doins RO/ec.RO.elf
fi
# The shared objects library is not built by default.
if [ `grep "^CONFIG_SHAREDLIB=y" .config` ];
then
doins libsharedobjs/libsharedobjs.elf
fi
# EC test binaries
nonfatal doins test-*.bin || ewarn "No test binaries found"
popd > /dev/null
}
src_install() {
set_build_env
# The first board should be the main EC
local ec="${EC_BOARDS[0]}"
# EC firmware binaries
board_install ${ec} /firmware
# Install additional firmwares
local board
for board in "${EC_BOARDS[@]}"; do
board_install ${board} /firmware/${board}
done
}
src_test() {
# Verify compilation of all boards
emake buildall
emake runtests
}