# U-Boot: Raspberry Pi
# Maintainer: Kevin Mihelich <kevin@archlinuxarm.org>
# Maintainer: graysky <therealgraysky@proton.me>

pkgname=uboot-raspberrypi
pkgver=2024.01
pkgrel=4
pkgdesc="U-Boot for Raspberry Pi"
arch=('armv7h' 'aarch64')
url='https://docs.u-boot.org/en/latest'
license=('GPL')
backup=('boot/boot.txt' 'boot/boot.scr' 'boot/config.txt')
makedepends=('bc' 'dtc' 'git')
conflicts_armv7h=('linux-rpi' 'linux-rpi-16k')
_commit=f01fa5fa89d9628d15d148c545b078f8ec19c643
source=(
        "https://github.com/u-boot/u-boot/archive/refs/tags/v${pkgver/rc/-rc}.tar.gz"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2710-rpi-2-b.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2710-rpi-3-b-plus.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2710-rpi-3-b.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2710-rpi-cm3.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2710-rpi-zero-2-w.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2710-rpi-zero-2.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2711-rpi-4-b.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2711-rpi-400.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2711-rpi-cm4-io.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2711-rpi-cm4.dtb"
        "https://github.com/raspberrypi/firmware/raw/${_commit}/boot/bcm2711-rpi-cm4s.dtb"
        '0001-rpi-increase-space-for-kernel.patch'
        'boot.txt.v2'
        'boot.txt.v3'
        'mkscr')
md5sums=('6e0b18756a5f856b3bf520eea12f5e40'
         '68b1a849ba8eb98f1b291b87ea1f2a66'
         'db77bbeb380319a3a230d6985b9a8e32'
         '797f952a9f21522c4f303393fd4b582d'
         '80e31ec6eb9d5b2fef4402c4490af57d'
         '95634d0b534d68f519ea0d3d2f956e69'
         '95634d0b534d68f519ea0d3d2f956e69'
         '1479091344ee42694d72ebc57d2f06ec'
         '2af9149c658c9f8eefd90b19272323ee'
         'a25f0c66c2b1db164c7ec7aa2fd12325'
         'd0bd006e92b307ddac4b62133e6e2442'
         'e55a2a67acbe6f93b567778ec576b203'
         'cc3d9cb2cc977b22d236922005102be7'
         '69e883f0b8d1686b32bdf79684623f06'
         'be8abe44b86d63428d7ac3acc64ee3bf'
         '021623a04afd29ac3f368977140cfbfd')

prepare() {
  cd u-boot-${pkgver/rc/-rc}

  patch -p1 -i ../0001-rpi-increase-space-for-kernel.patch
}

build() {
  cd u-boot-${pkgver/rc/-rc}

  unset CFLAGS
  unset CXXFLAGS
  unset CPPFLAGS

  make distclean
  [[ $CARCH == "armv7h" ]] && make rpi_2_config
  [[ $CARCH == "aarch64" ]] && make rpi_arm64_config
  echo 'CONFIG_IDENT_STRING=" Arch Linux ARM"' >> .config
  make EXTRAVERSION=-${pkgrel}
}

package() {
  cd u-boot-${pkgver/rc/-rc}

  mkdir -p "${pkgdir}"/boot

  if [[ $CARCH == "armv7h" ]]; then
    cp u-boot.bin ${pkgdir}/boot/kernel7.img
    cp ../boot.txt.v2 ../boot.txt
  elif [[ $CARCH == "aarch64" ]]; then
    cp u-boot.bin ${pkgdir}/boot/kernel8.img
    cp ../*.dtb ${pkgdir}/boot
    cp ../boot.txt.v3 ../boot.txt
    echo "enable_uart=1" > ${pkgdir}/boot/config.txt
  fi

  tools/mkimage -A arm -O linux -T script -C none -n "U-Boot boot script" -d ../boot.txt "${pkgdir}"/boot/boot.scr
  cp ../{boot.txt,mkscr} "${pkgdir}"/boot
}