build/images/bringup/BUILD.gn

# Copyright 2020 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

import("//build/board.gni")
import("//build/config/fuchsia/zbi.gni")
import("//build/images/args.gni")
import("//build/images/boot.gni")
import("//build/images/bootfs_manifest_additions.gni")
import("//build/images/custom_signing.gni")
import("//build/images/manifest.gni")
import("//build/images/ta.gni")

assert(current_toolchain == target_toolchain)

# XXX: Temporary solution: we grab every package in the build and ensure that
# these are contributing to the bootfs_manifest that we generate.
generated_file("system_package.manifest_args") {
  testonly = true
  outputs = [ target_gen_dir + "/system_package.manifest_args" ]
  data_keys = [ "system_image_rsps" ]
  walk_keys = [ "system_image_barrier" ]
  deps = [ "//build/images:packages" ]
}

generate_manifest("boot.manifest") {
  visibility = [ ":*" ]
  testonly = true

  output_name = "boot.manifest"
  zircon_groups = "all"

  deps = [ ":system_package.manifest_args" ]
  system_package_manifest_args =
      get_target_outputs(":system_package.manifest_args")
  sources = system_package_manifest_args
  args = [ "@" + rebase_path(system_package_manifest_args[0], root_build_dir) ]
}

action("devmgr_config.txt") {
  testonly = true

  script = "../manifest.py"
  outputs = [ "$target_out_dir/devmgr_config.txt" ]
  args = [ "--output=" + rebase_path(outputs[0], root_build_dir) ]
  deps = [ ":boot.manifest" ]

  foreach(entry, devmgr_config) {
    args += [ "--entry=$entry" ]
  }
}

additional_manifests = []
foreach(label, bootfs_manifest_additions) {
  target_dir = get_label_info(label, "target_out_dir")
  target_name = get_label_info(label, "name")
  additional_manifests += [ target_dir + "/" + target_name ]
}

zbi("bringup") {
  testonly = true

  deps = [
           ":boot.manifest",
           ":devmgr_config.txt",
         ] + bootfs_manifest_additions

  boot_manifest_outputs = get_target_outputs(":boot.manifest")
  inputs = [ boot_manifest_outputs[0] ] + [ zircon_kernel_zbi ] +
           additional_manifests

  manifest = [
    {
      outputs = [ "config/devmgr" ]
      sources = get_target_outputs(":devmgr_config.txt")
    },
  ]
  foreach(ta_uuid, fuchsia_ta_uuids) {
    manifest += [
      {
        outputs = [ "lib/firmware/${ta_uuid}${ta_dest_suffix}" ]
        sources = [ rebase_path("${ta_path}/${ta_uuid}${ta_src_suffix}") ]
      },
    ]
  }

  cmdline = kernel_cmdline_args + board_kernel_cmdline_args
  cmdline_inputs = kernel_cmdline_files
  manifest += bootfs_extra

  metadata = {
    images = [
      {
        name = "zircon-a"
        path = "bringup.zbi"
        type = "zbi"

        archive = true
        bootserver_pave = []

        # Bringup builds always mexec from the paver
        bootserver_pave += [ "--boot" ]

        if (custom_signing_script == "" && !use_vboot) {
          bootserver_pave += [
            "--zircona",
            # TODO(ZX-2625): `dm reboot-recovery` boots from zircon-b instead of
            # zircon-r, so for now zedboot is being paved to this slot.
            # "--zirconb",
          ]
        }
      },
    ]

    image_paths = [
      "IMAGE_ZIRCONA_ZBI=bringup.zbi",

      # TODO(mcgrathr): The complete ZBI can be used with a separate
      # kernel too, the kernel image in it will just be ignored.  So
      # just use the primary ZBI for this until all uses are
      # converted to using the ZBI alone.  Then remove this as
      # IMAGE_BOOT_RAM variable should no longer be in use.
      "IMAGE_BOOT_RAM=bringup.zbi",
    ]

    images += [
      {
        archive = true
        bootserver_netboot = [ "--boot" ]
        name = "fuchsia"
        path = "bringup.zbi"
        type = "zbi"
      },
    ]
    image_paths += [
      "IMAGE_NETBOOT_RAM=bringup.zbi",
      "IMAGE_NETBOOT_ZBI=bringup.zbi",
    ]
  }
}

if (custom_signing_script != "") {
  custom_signed_zbi("signed") {
    output_name = "bringup.zbi"
    testonly = true
    deps = [ ":bringup" ]
    zbi = get_target_outputs(":bringup")
  }
}