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fwup.conf
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# Firmware configuration file for the Raspberry Pi 5
require-fwup-version="0.15.0" # For the trim() call
include("${NERVES_SDK_IMAGES:-.}/fwup_include/fwup-common.conf")
# File resources are listed in the order that they are included in the .fw file
# This is important, since this is the order that they're written on a firmware
# update due to the event driven nature of the update system.
file-resource fixup4.dat { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/fixup4x.dat" }
file-resource start4.elf { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/start4x.elf" }
file-resource config.txt { host-path = "${NERVES_SYSTEM}/images/config.txt" }
file-resource cmdline.txt { host-path = "${NERVES_SYSTEM}/images/cmdline.txt" }
file-resource kernel8.img { host-path = "${NERVES_SYSTEM}/images/Image" }
file-resource bcm2712-rpi-5-b.dtb { host-path = "${NERVES_SYSTEM}/images/bcm2712-rpi-5-b.dtb" }
file-resource bcm2712-rpi-cm5-cm4io.dtb { host-path = "${NERVES_SYSTEM}/images/bcm2712-rpi-cm5-cm4io.dtb" }
file-resource bcm2712-rpi-cm5-cm5io.dtb { host-path = "${NERVES_SYSTEM}/images/bcm2712-rpi-cm5-cm5io.dtb" }
file-resource bcm2712-rpi-cm5l-cm4io.dtb { host-path = "${NERVES_SYSTEM}/images/bcm2712-rpi-cm5l-cm4io.dtb" }
file-resource bcm2712-rpi-cm5l-cm5io.dtb { host-path = "${NERVES_SYSTEM}/images/bcm2712-rpi-cm5l-cm5io.dtb" }
file-resource overlay_map.dtb { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/overlay_map.dtb" }
file-resource bcm2712d0.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/bcm2712d0.dtbo" }
file-resource dwc2.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/dwc2.dtbo" }
file-resource i2c-mux.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/i2c-mux.dtbo" }
file-resource i2c0-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/i2c0-pi5.dtbo" }
file-resource i2c1-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/i2c1-pi5.dtbo" }
file-resource i2c2-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/i2c2-pi5.dtbo" }
file-resource i2c3-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/i2c3-pi5.dtbo" }
file-resource imx219.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/imx219.dtbo" }
file-resource imx296.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/imx296.dtbo" }
file-resource imx477.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/imx477.dtbo" }
file-resource imx708.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/imx708.dtbo" }
file-resource miniuart-bt.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/miniuart-bt.dtbo" }
file-resource ov5647.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/ov5647.dtbo" }
file-resource ramoops.dtbo { host-path = "${NERVES_SYSTEM}/images/ramoops.dtb" }
file-resource rpi-ft5406.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/rpi-ft5406.dtbo" }
file-resource rpi-backlight.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/rpi-backlight.dtbo" }
file-resource tc358743.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/tc358743.dtbo" }
file-resource uart0-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/uart0-pi5.dtbo" }
file-resource uart1-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/uart1-pi5.dtbo" }
file-resource uart2-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/uart2-pi5.dtbo" }
file-resource uart3-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/uart3-pi5.dtbo" }
file-resource uart4-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/uart4-pi5.dtbo" }
file-resource vc4-kms-dsi-7inch.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/vc4-kms-dsi-7inch.dtbo" }
file-resource vc4-kms-v3d.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/vc4-kms-v3d.dtbo" }
file-resource vc4-kms-v3d-pi5.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/vc4-kms-v3d-pi5.dtbo" }
file-resource w1-gpio-pullup.dtbo { host-path = "${NERVES_SYSTEM}/images/rpi-firmware/overlays/w1-gpio-pullup.dtbo" }
file-resource rootfs.img {
host-path = ${ROOTFS}
# Error out if the rootfs size exceeds the partition size
assert-size-lte = ${ROOTFS_A_PART_COUNT}
}
mbr mbr-a {
partition 0 {
block-offset = ${BOOT_A_PART_OFFSET}
block-count = ${BOOT_A_PART_COUNT}
type = 0xc # FAT32
boot = true
}
partition 1 {
block-offset = ${ROOTFS_A_PART_OFFSET}
block-count = ${ROOTFS_A_PART_COUNT}
type = 0x83 # Linux
}
partition 2 {
block-offset = ${APP_PART_OFFSET}
block-count = ${APP_PART_COUNT}
type = 0x83 # Linux
expand = true
}
# partition 3 is unused
}
mbr mbr-b {
partition 0 {
block-offset = ${BOOT_B_PART_OFFSET}
block-count = ${BOOT_B_PART_COUNT}
type = 0xc # FAT32
boot = true
}
partition 1 {
block-offset = ${ROOTFS_B_PART_OFFSET}
block-count = ${ROOTFS_B_PART_COUNT}
type = 0x83 # Linux
}
partition 2 {
block-offset = ${APP_PART_OFFSET}
block-count = ${APP_PART_COUNT}
type = 0x83 # Linux
expand = true
}
# partition 3 is unused
}
# Location where installed firmware information is stored.
# While this is called "u-boot", u-boot isn't involved in this
# setup. It just provides a convenient key/value store format.
uboot-environment uboot-env {
block-offset = ${UBOOT_ENV_OFFSET}
block-count = ${UBOOT_ENV_COUNT}
}
# This firmware task writes everything to the destination media
task complete {
# Only match if not mounted
require-unmounted-destination = true
on-init {
mbr_write(mbr-a)
fat_mkfs(${BOOT_A_PART_OFFSET}, ${BOOT_A_PART_COUNT})
fat_setlabel(${BOOT_A_PART_OFFSET}, "BOOT-A")
fat_mkdir(${BOOT_A_PART_OFFSET}, "overlays")
uboot_clearenv(uboot-env)
include("${NERVES_PROVISIONING}")
uboot_setenv(uboot-env, "nerves_fw_active", "a")
uboot_setenv(uboot-env, "nerves_fw_devpath", ${NERVES_FW_DEVPATH})
uboot_setenv(uboot-env, "a.nerves_fw_application_part0_devpath", ${NERVES_FW_APPLICATION_PART0_DEVPATH})
uboot_setenv(uboot-env, "a.nerves_fw_application_part0_fstype", ${NERVES_FW_APPLICATION_PART0_FSTYPE})
uboot_setenv(uboot-env, "a.nerves_fw_application_part0_target", ${NERVES_FW_APPLICATION_PART0_TARGET})
uboot_setenv(uboot-env, "a.nerves_fw_product", ${NERVES_FW_PRODUCT})
uboot_setenv(uboot-env, "a.nerves_fw_description", ${NERVES_FW_DESCRIPTION})
uboot_setenv(uboot-env, "a.nerves_fw_version", ${NERVES_FW_VERSION})
uboot_setenv(uboot-env, "a.nerves_fw_platform", ${NERVES_FW_PLATFORM})
uboot_setenv(uboot-env, "a.nerves_fw_architecture", ${NERVES_FW_ARCHITECTURE})
uboot_setenv(uboot-env, "a.nerves_fw_author", ${NERVES_FW_AUTHOR})
uboot_setenv(uboot-env, "a.nerves_fw_vcs_identifier", ${NERVES_FW_VCS_IDENTIFIER})
uboot_setenv(uboot-env, "a.nerves_fw_misc", ${NERVES_FW_MISC})
uboot_setenv(uboot-env, "a.nerves_fw_uuid", "\${FWUP_META_UUID}")
}
on-resource config.txt { fat_write(${BOOT_A_PART_OFFSET}, "config.txt") }
on-resource cmdline.txt { fat_write(${BOOT_A_PART_OFFSET}, "cmdline.txt") }
on-resource start4.elf { fat_write(${BOOT_A_PART_OFFSET}, "start4.elf") }
on-resource fixup4.dat { fat_write(${BOOT_A_PART_OFFSET}, "fixup4.dat") }
on-resource kernel8.img { fat_write(${BOOT_A_PART_OFFSET}, "kernel8.img") }
on-resource bcm2712-rpi-5-b.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-5-b.dtb") }
on-resource bcm2712-rpi-cm5-cm4io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5-cm4io.dtb") }
on-resource bcm2712-rpi-cm5-cm5io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5-cm5io.dtb") }
on-resource bcm2712-rpi-cm5l-cm4io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5l-cm4io.dtb") }
on-resource bcm2712-rpi-cm5l-cm5io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5l-cm5io.dtb") }
on-resource overlay_map.dtb { fat_write(${BOOT_A_PART_OFFSET}, "overlays/overlay_map.dtb") }
on-resource bcm2712d0.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/bcm2712d0.dtbo") }
on-resource rpi-ft5406.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/rpi-ft5406.dtbo") }
on-resource rpi-backlight.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/rpi-backlight.dtbo") }
on-resource w1-gpio-pullup.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/w1-gpio-pullup.dtbo") }
on-resource miniuart-bt.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/miniuart-bt.dtbo") }
on-resource vc4-kms-v3d.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/vc4-kms-v3d.dtbo") }
on-resource vc4-kms-dsi-7inch.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/vc4-kms-dsi-7inch.dtbo") }
on-resource tc358743.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/tc358743.dtbo") }
on-resource dwc2.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/dwc2.dtbo") }
on-resource ramoops.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/ramoops.dtbo") }
on-resource imx219.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx219.dtbo") }
on-resource imx296.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx296.dtbo") }
on-resource imx477.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx477.dtbo") }
on-resource imx708.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx708.dtbo") }
on-resource ov5647.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/ov5647.dtbo") }
on-resource i2c-mux.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c-mux.dtbo") }
on-resource i2c0-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c0-pi5.dtbo") }
on-resource i2c1-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c1-pi5.dtbo") }
on-resource i2c2-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c2-pi5.dtbo") }
on-resource i2c3-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c3-pi5.dtbo") }
on-resource vc4-kms-v3d-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/vc4-kms-v3d-pi5.dtbo") }
on-resource uart0-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart0-pi5.dtbo") }
on-resource uart1-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart1-pi5.dtbo") }
on-resource uart2-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart2-pi5.dtbo") }
on-resource uart3-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart3-pi5.dtbo") }
on-resource uart4-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart4-pi5.dtbo") }
on-resource rootfs.img {
# write to the first rootfs partition
raw_write(${ROOTFS_A_PART_OFFSET})
}
on-finish {
# Clear out any old data in the B partition that might be mistaken for
# a file system. This is mostly to avoid confusion in humans when
# reprogramming SDCards with unknown contents.
raw_memset(${BOOT_B_PART_OFFSET}, 256, 0xff)
raw_memset(${ROOTFS_B_PART_OFFSET}, 256, 0xff)
# Invalidate the application data partition so that it is guaranteed to
# trigger the corrupt filesystem detection code on first boot and get
# formatted. If this isn't done and an old SDCard is reused, the
# application data could be in a weird state.
raw_memset(${APP_PART_OFFSET}, 256, 0xff)
}
}
task upgrade.a {
# This task upgrades the A partition
require-partition-offset(1, ${ROOTFS_B_PART_OFFSET})
# Verify the expected platform/architecture
require-uboot-variable(uboot-env, "b.nerves_fw_platform", "${NERVES_FW_PLATFORM}")
require-uboot-variable(uboot-env, "b.nerves_fw_architecture", "${NERVES_FW_ARCHITECTURE}")
on-init {
info("Upgrading partition A")
# Clear some firmware information just in case this update gets
# interrupted midway. If this partition was bootable, it's not going to
# be soon.
uboot_unsetenv(uboot-env, "a.nerves_fw_version")
uboot_unsetenv(uboot-env, "a.nerves_fw_platform")
uboot_unsetenv(uboot-env, "a.nerves_fw_architecture")
uboot_unsetenv(uboot-env, "a.nerves_fw_uuid")
# Reset the previous contents of the A boot partition
fat_mkfs(${BOOT_A_PART_OFFSET}, ${BOOT_A_PART_COUNT})
fat_setlabel(${BOOT_A_PART_OFFSET}, "BOOT-A")
fat_mkdir(${BOOT_A_PART_OFFSET}, "overlays")
# Indicate that the entire partition can be cleared
trim(${ROOTFS_A_PART_OFFSET}, ${ROOTFS_A_PART_COUNT})
}
# Write the new boot partition files and rootfs. The MBR still points
# to the B partition, so an error or power failure during this part
# won't hurt anything.
on-resource config.txt { fat_write(${BOOT_A_PART_OFFSET}, "config.txt") }
on-resource cmdline.txt { fat_write(${BOOT_A_PART_OFFSET}, "cmdline.txt") }
on-resource start4.elf { fat_write(${BOOT_A_PART_OFFSET}, "start4.elf") }
on-resource fixup4.dat { fat_write(${BOOT_A_PART_OFFSET}, "fixup4.dat") }
on-resource kernel8.img { fat_write(${BOOT_A_PART_OFFSET}, "kernel8.img") }
on-resource bcm2712-rpi-5-b.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-5-b.dtb") }
on-resource bcm2712-rpi-cm5-cm4io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5-cm4io.dtb") }
on-resource bcm2712-rpi-cm5-cm5io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5-cm5io.dtb") }
on-resource bcm2712-rpi-cm5l-cm4io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5l-cm4io.dtb") }
on-resource bcm2712-rpi-cm5l-cm5io.dtb { fat_write(${BOOT_A_PART_OFFSET}, "bcm2712-rpi-cm5l-cm5io.dtb") }
on-resource overlay_map.dtb { fat_write(${BOOT_A_PART_OFFSET}, "overlays/overlay_map.dtb") }
on-resource bcm2712d0.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/bcm2712d0.dtbo") }
on-resource rpi-ft5406.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/rpi-ft5406.dtbo") }
on-resource rpi-backlight.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/rpi-backlight.dtbo") }
on-resource w1-gpio-pullup.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/w1-gpio-pullup.dtbo") }
on-resource miniuart-bt.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/miniuart-bt.dtbo") }
on-resource vc4-kms-v3d.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/vc4-kms-v3d.dtbo") }
on-resource vc4-kms-dsi-7inch.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/vc4-kms-dsi-7inch.dtbo") }
on-resource tc358743.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/tc358743.dtbo") }
on-resource dwc2.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/dwc2.dtbo") }
on-resource ramoops.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/ramoops.dtbo") }
on-resource imx219.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx219.dtbo") }
on-resource imx296.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx296.dtbo") }
on-resource imx477.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx477.dtbo") }
on-resource imx708.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/imx708.dtbo") }
on-resource ov5647.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/ov5647.dtbo") }
on-resource i2c-mux.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c-mux.dtbo") }
on-resource i2c0-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c0-pi5.dtbo") }
on-resource i2c1-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c1-pi5.dtbo") }
on-resource i2c2-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c2-pi5.dtbo") }
on-resource i2c3-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/i2c3-pi5.dtbo") }
on-resource vc4-kms-v3d-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/vc4-kms-v3d-pi5.dtbo") }
on-resource uart0-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart0-pi5.dtbo") }
on-resource uart1-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart1-pi5.dtbo") }
on-resource uart2-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart2-pi5.dtbo") }
on-resource uart3-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart3-pi5.dtbo") }
on-resource uart4-pi5.dtbo { fat_write(${BOOT_A_PART_OFFSET}, "overlays/uart4-pi5.dtbo") }
on-resource rootfs.img {
delta-source-raw-offset=${ROOTFS_B_PART_OFFSET}
delta-source-raw-count=${ROOTFS_B_PART_COUNT}
raw_write(${ROOTFS_A_PART_OFFSET})
}
on-finish {
# Update firmware metadata
uboot_setenv(uboot-env, "a.nerves_fw_application_part0_devpath", ${NERVES_FW_APPLICATION_PART0_DEVPATH})
uboot_setenv(uboot-env, "a.nerves_fw_application_part0_fstype", ${NERVES_FW_APPLICATION_PART0_FSTYPE})
uboot_setenv(uboot-env, "a.nerves_fw_application_part0_target", ${NERVES_FW_APPLICATION_PART0_TARGET})
uboot_setenv(uboot-env, "a.nerves_fw_product", ${NERVES_FW_PRODUCT})
uboot_setenv(uboot-env, "a.nerves_fw_description", ${NERVES_FW_DESCRIPTION})
uboot_setenv(uboot-env, "a.nerves_fw_version", ${NERVES_FW_VERSION})
uboot_setenv(uboot-env, "a.nerves_fw_platform", ${NERVES_FW_PLATFORM})
uboot_setenv(uboot-env, "a.nerves_fw_architecture", ${NERVES_FW_ARCHITECTURE})
uboot_setenv(uboot-env, "a.nerves_fw_author", ${NERVES_FW_AUTHOR})
uboot_setenv(uboot-env, "a.nerves_fw_vcs_identifier", ${NERVES_FW_VCS_IDENTIFIER})
uboot_setenv(uboot-env, "a.nerves_fw_misc", ${NERVES_FW_MISC})
uboot_setenv(uboot-env, "a.nerves_fw_uuid", "\${FWUP_META_UUID}")
# Switch over to boot the new firmware
uboot_setenv(uboot-env, "nerves_fw_active", "a")
mbr_write(mbr-a)
}
on-error {
}
}
task upgrade.b {
# This task upgrades the B partition
require-partition-offset(1, ${ROOTFS_A_PART_OFFSET})
# Verify the expected platform/architecture
require-uboot-variable(uboot-env, "a.nerves_fw_platform", "${NERVES_FW_PLATFORM}")
require-uboot-variable(uboot-env, "a.nerves_fw_architecture", "${NERVES_FW_ARCHITECTURE}")
on-init {
info("Upgrading partition B")
# Clear some firmware information just in case this update gets
# interrupted midway.
uboot_unsetenv(uboot-env, "b.nerves_fw_version")
uboot_unsetenv(uboot-env, "b.nerves_fw_platform")
uboot_unsetenv(uboot-env, "b.nerves_fw_architecture")
uboot_unsetenv(uboot-env, "b.nerves_fw_uuid")
# Reset the previous contents of the B boot partition
fat_mkfs(${BOOT_B_PART_OFFSET}, ${BOOT_B_PART_COUNT})
fat_setlabel(${BOOT_B_PART_OFFSET}, "BOOT-B")
fat_mkdir(${BOOT_B_PART_OFFSET}, "overlays")
trim(${ROOTFS_B_PART_OFFSET}, ${ROOTFS_B_PART_COUNT})
}
# Write the new boot partition files and rootfs. The MBR still points
# to the A partition, so an error or power failure during this part
# won't hurt anything.
on-resource config.txt { fat_write(${BOOT_B_PART_OFFSET}, "config.txt") }
on-resource cmdline.txt { fat_write(${BOOT_B_PART_OFFSET}, "cmdline.txt") }
on-resource start4.elf { fat_write(${BOOT_B_PART_OFFSET}, "start4.elf") }
on-resource fixup4.dat { fat_write(${BOOT_B_PART_OFFSET}, "fixup4.dat") }
on-resource kernel8.img { fat_write(${BOOT_B_PART_OFFSET}, "kernel8.img") }
on-resource bcm2712-rpi-5-b.dtb { fat_write(${BOOT_B_PART_OFFSET}, "bcm2712-rpi-5-b.dtb") }
on-resource bcm2712-rpi-cm5-cm4io.dtb { fat_write(${BOOT_B_PART_OFFSET}, "bcm2712-rpi-cm5-cm4io.dtb") }
on-resource bcm2712-rpi-cm5-cm5io.dtb { fat_write(${BOOT_B_PART_OFFSET}, "bcm2712-rpi-cm5-cm5io.dtb") }
on-resource bcm2712-rpi-cm5l-cm4io.dtb { fat_write(${BOOT_B_PART_OFFSET}, "bcm2712-rpi-cm5l-cm4io.dtb") }
on-resource bcm2712-rpi-cm5l-cm5io.dtb { fat_write(${BOOT_B_PART_OFFSET}, "bcm2712-rpi-cm5l-cm5io.dtb") }
on-resource overlay_map.dtb { fat_write(${BOOT_B_PART_OFFSET}, "overlays/overlay_map.dtb") }
on-resource bcm2712d0.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/bcm2712d0.dtbo") }
on-resource rpi-ft5406.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/rpi-ft5406.dtbo") }
on-resource rpi-backlight.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/rpi-backlight.dtbo") }
on-resource w1-gpio-pullup.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/w1-gpio-pullup.dtbo") }
on-resource miniuart-bt.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/miniuart-bt.dtbo") }
on-resource vc4-kms-v3d.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/vc4-kms-v3d.dtbo") }
on-resource vc4-kms-dsi-7inch.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/vc4-kms-dsi-7inch.dtbo") }
on-resource tc358743.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/tc358743.dtbo") }
on-resource dwc2.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/dwc2.dtbo") }
on-resource ramoops.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/ramoops.dtbo") }
on-resource imx219.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/imx219.dtbo") }
on-resource imx296.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/imx296.dtbo") }
on-resource imx477.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/imx477.dtbo") }
on-resource imx708.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/imx708.dtbo") }
on-resource ov5647.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/ov5647.dtbo") }
on-resource i2c-mux.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/i2c-mux.dtbo") }
on-resource i2c0-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/i2c0-pi5.dtbo") }
on-resource i2c1-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/i2c1-pi5.dtbo") }
on-resource i2c2-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/i2c2-pi5.dtbo") }
on-resource i2c3-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/i2c3-pi5.dtbo") }
on-resource vc4-kms-v3d-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/vc4-kms-v3d-pi5.dtbo") }
on-resource uart0-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/uart0-pi5.dtbo") }
on-resource uart1-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/uart1-pi5.dtbo") }
on-resource uart2-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/uart2-pi5.dtbo") }
on-resource uart3-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/uart3-pi5.dtbo") }
on-resource uart4-pi5.dtbo { fat_write(${BOOT_B_PART_OFFSET}, "overlays/uart4-pi5.dtbo") }
on-resource rootfs.img {
delta-source-raw-offset=${ROOTFS_A_PART_OFFSET}
delta-source-raw-count=${ROOTFS_A_PART_COUNT}
raw_write(${ROOTFS_B_PART_OFFSET})
}
on-finish {
# Update firmware metadata
uboot_setenv(uboot-env, "b.nerves_fw_application_part0_devpath", ${NERVES_FW_APPLICATION_PART0_DEVPATH})
uboot_setenv(uboot-env, "b.nerves_fw_application_part0_fstype", ${NERVES_FW_APPLICATION_PART0_FSTYPE})
uboot_setenv(uboot-env, "b.nerves_fw_application_part0_target", ${NERVES_FW_APPLICATION_PART0_TARGET})
uboot_setenv(uboot-env, "b.nerves_fw_product", ${NERVES_FW_PRODUCT})
uboot_setenv(uboot-env, "b.nerves_fw_description", ${NERVES_FW_DESCRIPTION})
uboot_setenv(uboot-env, "b.nerves_fw_version", ${NERVES_FW_VERSION})
uboot_setenv(uboot-env, "b.nerves_fw_platform", ${NERVES_FW_PLATFORM})
uboot_setenv(uboot-env, "b.nerves_fw_architecture", ${NERVES_FW_ARCHITECTURE})
uboot_setenv(uboot-env, "b.nerves_fw_author", ${NERVES_FW_AUTHOR})
uboot_setenv(uboot-env, "b.nerves_fw_vcs_identifier", ${NERVES_FW_VCS_IDENTIFIER})
uboot_setenv(uboot-env, "b.nerves_fw_misc", ${NERVES_FW_MISC})
uboot_setenv(uboot-env, "b.nerves_fw_uuid", "\${FWUP_META_UUID}")
# Switch over to boot the new firmware
uboot_setenv(uboot-env, "nerves_fw_active", "b")
mbr_write(mbr-b)
}
on-error {
}
}
task upgrade.unexpected {
require-uboot-variable(uboot-env, "a.nerves_fw_platform", "${NERVES_FW_PLATFORM}")
require-uboot-variable(uboot-env, "a.nerves_fw_architecture", "${NERVES_FW_ARCHITECTURE}")
on-init {
error("Please check the media being upgraded. It doesn't look like either the A or B partitions are active.")
}
}
task upgrade.wrongplatform {
on-init {
error("Expecting platform=${NERVES_FW_PLATFORM} and architecture=${NERVES_FW_ARCHITECTURE}")
}
}
task provision {
require-uboot-variable(uboot-env, "a.nerves_fw_platform", "${NERVES_FW_PLATFORM}")
require-uboot-variable(uboot-env, "a.nerves_fw_architecture", "${NERVES_FW_ARCHITECTURE}")
on-init {
include("${NERVES_PROVISIONING}")
}
}
task provision.wrongplatform {
on-init {
error("Expecting platform=${NERVES_FW_PLATFORM} and architecture=${NERVES_FW_ARCHITECTURE}")
}
}