global_definitions

#!/bin/bash

# Compilation-related Variables

ARCH=${ARCH=arm64}
CROSS_COMPILE=${CROSS_COMPILE=aarch64-linux-gnu-}

BUILD_PATH=${BUILD_PATH=$(dirname $0)/../build}
DIST_PATH=${DIST_PATH=$(dirname $0)/../dist}

# Wrapped for Unix-style Makefile in linux
# Now you are at $BUILD_PATH/linux
INSTALL_PATH=../kernel_dist
INSTALL_MOD_PATH=../kernel_dist
INSTALL_HDR_PATH=../kernel_dist/usr/

# The ralative path
KERNEL_DIST_PATH=$BUILD_PATH/kernel_dist

LINUX_BRANCH=${LINUX_BRANCH="rpi-4.14.y"}

FETCH_METHOD=${FETCH_METHOD="wget"}
GIT_PROTOCOL="git://"

GIT_COMMAND="clone"
GITCLONE_ARGS=""

# Debootstrap Variables

ROOT_PATH=${ROOT_PATH=$DIST_PATH/rootfs/}
BOOT_PATH=${BOOT_PATH=$DIST_PATH/boot/}
mkdir -p $ROOT_PATH
mkdir -p $BOOT_PATH

SUITE=${SUITE="stable"}
DEB_ARCH=${ARCH-arm64}
MIRROR=${MIRROR="http://httpredir.debian.org/debian/"}

# Detect available debootstrap file
if [ ! $DEBOOTSTRAP_BIN ]; then 
    if [ "$(which cdebootstrap)" != "" ]; then
        DEBOOTSTRAP_BIN=$(which cdebootstrap);
    elif [ "$(which cdebootstrap-static)" != "" ]; then
        DEBOOTSTRAP_BIN=$(which cdebootstrap-static);
    elif [ "$(which debootstrap)" != "" ]; then
        DEBOOTSTRAP_BIN=$(which debootstrap);
    fi
fi

# Allow you to run 32-bit ARM dynamically linked binaries 

LIBC_ARMHF=libc6:armhf
LIBC_ARMEL=libc6:armel

# rpi-firmware related
FW_BOOTCODE="bootcode.bin "
FW_START="start.elf start_x.elf start_cd.elf start_db.elf "
FW_FIXUP="fixup.dat fixup_x.dat fixup_cd.dat fixup_db.dat "
FW_LICENSE="COPYING.linux LICENCE.broadcom "

FW_BOOT=${FW_BOOTCODE}${FW_START}${FW_FIXUP}${FW_LICENSE}


# Pre-Compilation Variables

# This includes some fixes, along with a downstream mmc driver
# For more details see
# bcm2835-v4l2: https://github.com/raspberrypi/linux/issues/2117
# MMC issue: https://github.com/raspberrypi/linux/issues/2124
BCMRPI3_CONFFILE=$(dirname $0)/../stage1/bcmrpi3_config

# For more details see issue https://github.com/raspberrypi/linux/issues/2136
THERMAL_PATCH_FILE=$(dirname $0)/../stage1/thermal_patch
THERMAL_PATCH_DEST=$BUILD_PATH/linux/drivers/thermal/Kconfig

# Filesystem type
FSTYPE=${FSTYPE-btrfs}