build_rpi_blobs() { apk fetch --quiet --stdout raspberrypi-bootloader | tar -C "${DESTDIR}" -zx --strip=1 boot/ } rpi_gen_cmdline() { echo "modules=loop,squashfs,sd-mod,usb-storage quiet ${kernel_cmdline}" } rpi_gen_config() { case "$ARCH" in armhf) cat <<-EOF disable_splash=1 boot_delay=0 gpu_mem=256 gpu_mem_256=64 [pi0] kernel=boot/vmlinuz-rpi initramfs boot/initramfs-rpi [pi1] kernel=boot/vmlinuz-rpi initramfs boot/initramfs-rpi [all] include usercfg.txt EOF ;; armv7) cat <<-EOF [pi2] kernel=boot/vmlinuz-rpi2 initramfs boot/initramfs-rpi2 [pi3] kernel=boot/vmlinuz-rpi2 initramfs boot/initramfs-rpi2 [pi3+] kernel=boot/vmlinuz-rpi2 initramfs boot/initramfs-rpi2 [all] include usercfg.txt EOF ;; aarch64) cat <<-EOF disable_splash=1 boot_delay=0 arm_control=0x200 kernel=boot/vmlinuz-rpi initramfs boot/initramfs-rpi # uncomment line to enable serial on ttyS0 on rpi3 # NOTE: This fixes the core_freq to 250Mhz # enable_uart=1 include usercfg.txt EOF ;; esac } build_rpi_config() { rpi_gen_cmdline > "${DESTDIR}"/cmdline.txt rpi_gen_config > "${DESTDIR}"/config.txt } section_rpi_config() { [ "$hostname" = "rpi" ] || return 0 build_section rpi_config $( (rpi_gen_cmdline ; rpi_gen_config) | checksum ) build_section rpi_blobs } profile_rpi() { profile_base title="Raspberry Pi" desc="Includes Raspberry Pi kernel. Designed for RPI 1, 2 and 3. And much more..." image_ext="tar.gz" arch="aarch64 armhf armv7" kernel_flavors="rpi" case "$ARCH" in armv7|armhf) kernel_flavors="rpi2";; esac kernel_cmdline="dwc_otg.lpm_enable=0 console=tty1" initfs_features="base bootchart squashfs ext4 f2fs kms mmc raid scsi usb" hostname="rpi" grub_mod= } build_uboot() { set -x # FIXME: Fix apk-tools to extract packages directly local pkg pkgs="$(apk fetch --simulate --root "$APKROOT" --recursive u-boot-all | sed -ne "s/^Downloading \([^0-9.]*\)\-.*$/\1/p")" for pkg in $pkgs; do [ "$pkg" = "u-boot-all" ] || apk fetch --root "$APKROOT" --stdout $pkg | tar -C "$DESTDIR" -xz usr done mkdir -p "$DESTDIR"/u-boot mv "$DESTDIR"/usr/sbin/update-u-boot "$DESTDIR"/usr/share/u-boot/* "$DESTDIR"/u-boot rm -rf "$DESTDIR"/usr } section_uboot() { [ -n "$uboot_install" ] || return 0 build_section uboot $ARCH $(apk fetch --root "$APKROOT" --simulate --recursive u-boot-all | sort | checksum) } profile_uboot() { profile_base title="Generic ARM" desc="Has default ARM kernel. Includes the uboot bootloader. Supports armhf and aarch64." image_ext="tar.gz" arch="aarch64 armhf armv7" kernel_flavors="vanilla" kernel_addons="xtables-addons" initfs_features="base bootchart squashfs ext4 kms mmc raid scsi usb" apkovl="genapkovl-dhcp.sh" hostname="alpine" uboot_install="yes" }