SUMMARY = "SCP and MCP Firmware"
DESCRIPTION = "Firmware for SCP and MCP software reference implementation"
HOMEPAGE = "https://github.com/ARM-software/SCP-firmware"

LICENSE = "BSD-3-Clause & Apache-2.0"
LIC_FILES_CHKSUM = "file://license.md;beginline=5;md5=9db9e3d2fb8d9300a6c3d15101b19731 \
                    file://contrib/cmsis/git/LICENSE.txt;md5=e3fc50a88d0a364313df4b21ef20c29e"

SRC_URI_SCP_FIRMWARE ?= "gitsm://github.com/ARM-software/SCP-firmware.git;protocol=https"
SRC_URI = "${SRC_URI_SCP_FIRMWARE};branch=${SRCBRANCH}"
SRCBRANCH = "master"

SRCREV  = "673d014f3861ad81cc5ab06d2884a314a610799b"

PROVIDES += "virtual/control-processor-firmware"

SCP_BUILD_RELEASE   ?= "1"
SCP_PLATFORM        ?= "invalid"
SCP_COMPILER        ?= "arm-none-eabi"
SCP_LOG_LEVEL       ?= "WARN"
SCP_PLATFORM_FEATURE_SET ?= "0"

INHIBIT_DEFAULT_DEPS = "1"
DEPENDS = "virtual/arm-none-eabi-gcc-native \
           cmake-native \
           ninja-native \
          "

# For now we only build with GCC, so stop meta-clang trying to get involved
TOOLCHAIN = "gcc"

SCP_BUILD_STR = "${@bb.utils.contains('SCP_BUILD_RELEASE', '1', 'Release', 'Debug', d)}"

inherit deploy

B = "${WORKDIR}/build"
S = "${WORKDIR}/git"

# Allow platform specific copying of only scp or both scp & mcp, default to both
FW_TARGETS ?= "scp mcp"
FW_INSTALL ?= "ramfw romfw"
PACKAGE_ARCH = "${MACHINE_ARCH}"
COMPATIBLE_MACHINE ?= "invalid"

LDFLAGS[unexport] = "1"
CFLAGS[unexport] = "1"

EXTRA_OECMAKE = "-D CMAKE_BUILD_TYPE=${SCP_BUILD_STR} \
                 -D SCP_LOG_LEVEL=${SCP_LOG_LEVEL} \
                 -D SCP_PLATFORM_FEATURE_SET=${SCP_PLATFORM_FEATURE_SET} \
                 -D DISABLE_CPPCHECK=1 \
                "

do_configure() {
     for FW in ${FW_TARGETS}; do
         for TYPE in ${FW_INSTALL}; do
             cmake -GNinja ${EXTRA_OECMAKE} -S ${S} -B "${B}/${TYPE}/${FW}" -D SCP_FIRMWARE_SOURCE_DIR="${SCP_PLATFORM}/${FW}_${TYPE}"
         done
     done
}

do_configure[cleandirs] += "${B}"

do_compile() {
     for FW in ${FW_TARGETS}; do
         for TYPE in ${FW_INSTALL}; do
             cmake --build ${B}/${TYPE}/${FW} --target all
         done
     done
}

do_install() {
     install -d ${D}/firmware
     for TYPE in ${FW_INSTALL}; do
         for FW in ${FW_TARGETS}; do
            if [ "$TYPE" = "romfw" ]; then
                if [ "$FW" = "scp" ]; then
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-bl1.bin" "${D}/firmware/${FW}_${TYPE}.bin"
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-bl1" "${D}/firmware/${FW}_${TYPE}.elf"
                elif [ "$FW" = "mcp" ]; then
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-mcp-bl1.bin" "${D}/firmware/${FW}_${TYPE}.bin"
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-mcp-bl1" "${D}/firmware/${FW}_${TYPE}.elf"
                fi
            elif [ "$TYPE" = "ramfw" ]; then
                if [ "$FW" = "scp" ]; then
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-bl2.bin" "${D}/firmware/${FW}_${TYPE}.bin"
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-bl2" "${D}/firmware/${FW}_${TYPE}.elf"
                elif [ "$FW" = "mcp" ]; then
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-mcp-bl2.bin" "${D}/firmware/${FW}_${TYPE}.bin"
                    install -D "${B}/${TYPE}/${FW}/bin/${SCP_PLATFORM}-mcp-bl2" "${D}/firmware/${FW}_${TYPE}.elf"
                fi
            fi
        done
     done
}

FILES:${PN} = "/firmware"
SYSROOT_DIRS += "/firmware"

FILES:${PN}-dbg += "/firmware/*.elf"
# Skip QA check for relocations in .text of elf binaries
INSANE_SKIP:${PN}-dbg = "arch textrel"
INHIBIT_PACKAGE_DEBUG_SPLIT = "1"
INHIBIT_PACKAGE_STRIP = "1"

do_deploy() {
    # Copy the images to deploy directory
    cp -rf ${D}/firmware/* ${DEPLOYDIR}/
}
addtask deploy after do_install