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399 lines
9.9 KiB
399 lines
9.9 KiB
package {
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default_applicable_licenses: ["Android-Apache-2.0"],
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}
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microdroid_shell_and_utilities = [
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"reboot",
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"sh",
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"toolbox",
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"toybox",
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]
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microdroid_rootdirs = [
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"dev",
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"proc",
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"sys",
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"system",
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"vendor",
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"debug_ramdisk",
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"mnt",
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"data",
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"apex",
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"linkerconfig",
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"second_stage_resources",
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"postinstall",
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]
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microdroid_symlinks = [
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{
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target: "/sys/kernel/debug",
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name: "d",
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},
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{
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target: "/system/etc",
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name: "etc",
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},
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]
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android_system_image {
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name: "microdroid",
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use_avb: true,
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avb_private_key: ":avb_testkey_rsa4096",
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avb_algorithm: "SHA256_RSA4096",
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partition_name: "system",
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deps: [
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"init_second_stage",
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"microdroid_init_rc",
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"microdroid_build_prop",
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"ueventd.rc",
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"libbinder",
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"libstdc++",
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"logcat",
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"logd",
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"run-as",
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"secilc",
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// "com.android.adbd" requires these,
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"libadbd_auth",
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"libadbd_fs",
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// "com.android.art" requires
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"heapprofd_client_api",
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"apexd",
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"debuggerd",
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"linker",
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"linkerconfig",
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"servicemanager",
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"tombstoned",
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"cgroups.json",
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"public.libraries.android.txt",
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"plat_sepolicy_and_mapping.sha256",
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] + microdroid_shell_and_utilities,
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multilib: {
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common: {
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deps: [
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"com.android.runtime",
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"plat_sepolicy.cil",
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"plat_mapping_file",
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"plat_file_contexts",
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"plat_hwservice_contexts",
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"plat_property_contexts",
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"plat_service_contexts",
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"plat_keystore2_key_contexts",
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],
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},
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},
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linker_config_src: "linker.config.json",
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base_dir: "system",
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dirs: microdroid_rootdirs,
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symlinks: microdroid_symlinks,
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file_contexts: "microdroid_file_contexts",
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}
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prebuilt_etc {
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name: "microdroid_init_rc",
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filename: "init.rc",
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src: "init.rc",
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relative_install_path: "init/hw",
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installable: false, // avoid collision with system partition's init.rc
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}
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prebuilt_root {
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name: "microdroid_build_prop",
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filename: "build.prop",
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src: "build.prop",
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installable: false,
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}
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android_filesystem {
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name: "microdroid_vendor",
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use_avb: true,
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deps: [
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"microdroid_fstab",
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"microdroid_precompiled_sepolicy",
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"microdroid_precompiled_sepolicy.plat_sepolicy_and_mapping.sha256",
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],
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multilib: {
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common: {
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deps: [
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"microdroid_vendor_sepolicy.cil",
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"microdroid_plat_pub_versioned.cil",
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"microdroid_plat_sepolicy_vers.txt",
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],
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},
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},
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avb_private_key: ":avb_testkey_rsa4096",
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avb_algorithm: "SHA256_RSA4096",
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file_contexts: "microdroid_vendor_file_contexts",
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}
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logical_partition {
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name: "microdroid_super",
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sparse: true,
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size: "auto",
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default_group: [
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{
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name: "system",
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filesystem: ":microdroid",
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},
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{
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name: "vendor",
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filesystem: ":microdroid_vendor",
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},
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],
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}
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// TODO(jiyong): change the name to init, cause it's confusing
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microdroid_boot_cmdline = "rdinit=/bin/init_vendor " +
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"panic=-1 " +
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// TODO(b/181936135) make the ratelimiting conditional; ratelimiting on prod build
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"printk.devkmsg=on " +
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"androidboot.first_stage_console=1 " +
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"androidboot.hardware=microdroid "
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bootimg {
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name: "microdroid_boot-5.10",
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ramdisk_module: "microdroid_ramdisk-5.10",
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// We don't have kernel for arm and x86. But Soong demands one when it builds for
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// arm or x86 target. Satisfy that by providing an empty file as the kernel.
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kernel_prebuilt: "empty_kernel",
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arch: {
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arm64: {
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kernel_prebuilt: ":kernel_prebuilts-5.10-arm64",
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cmdline: microdroid_boot_cmdline +
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"androidboot.boot_devices=10000.pci",
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},
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x86_64: {
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kernel_prebuilt: ":kernel_prebuilts-5.10-x86_64",
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cmdline: microdroid_boot_cmdline +
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"pci=noacpi " +
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"androidboot.boot_devices=pci0000:00/0000:00:01.0," + // os
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"pci0000:00/0000:00:03.0," + // payload
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"pci0000:00/0000:00:04.0", // userdata
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},
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},
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dtb_prebuilt: "dummy_dtb.img",
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header_version: "4",
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partition_name: "boot",
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use_avb: true,
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avb_private_key: ":avb_testkey_rsa4096",
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}
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android_filesystem {
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name: "microdroid_ramdisk-5.10",
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deps: [
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"init_first_stage_soong",
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],
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dirs: [
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"dev",
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"proc",
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"sys",
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// TODO(jiyong): remove these
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"mnt",
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"debug_ramdisk",
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"second_stage_resources",
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],
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type: "compressed_cpio",
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}
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bootimg {
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name: "microdroid_vendor_boot-5.10",
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ramdisk_module: "microdroid_vendor_ramdisk-5.10",
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dtb_prebuilt: "dummy_dtb.img",
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header_version: "4",
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vendor_boot: true,
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partition_name: "vendor_boot",
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use_avb: true,
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avb_private_key: ":avb_testkey_rsa4096",
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}
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android_filesystem {
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name: "microdroid_vendor_ramdisk-5.10",
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arch: {
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arm64: {
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deps: ["virt_device_prebuilts_kernel_modules-5.10-arm64"],
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},
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x86_64: {
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deps: ["virt_device_prebuilts_kernel_modules-5.10-x86_64"],
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},
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},
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deps: [
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"microdroid_fstab",
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],
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base_dir: "first_stage_ramdisk",
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type: "compressed_cpio",
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symlinks: [
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{
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target: "etc/fstab",
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name: "first_stage_ramdisk/fstab.microdroid",
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},
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{
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target: "first_stage_ramdisk/lib",
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name: "lib",
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},
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],
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}
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prebuilt_etc {
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name: "microdroid_fstab",
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src: "fstab",
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filename: "fstab",
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installable: false,
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}
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prebuilt_etc {
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name: "microdroid_bootloader",
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src: ":microdroid_bootloader_gen",
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arch: {
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x86_64: {
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// For unknown reason, the signed bootloader doesn't work on x86_64. Until the problem
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// is fixed, let's use the unsigned bootloader for the architecture.
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// TODO(b/185115783): remove this
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src: ":cuttlefish_crosvm_bootloader",
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},
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},
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filename: "microdroid_bootloader",
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}
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// See external/avb/avbtool.py
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// MAX_VBMETA_SIZE=64KB, MAX_FOOTER_SIZE=4KB
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avb_hash_footer_kb = "68"
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genrule {
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name: "microdroid_bootloader_gen",
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tools: ["avbtool"],
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srcs: [
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":cuttlefish_crosvm_bootloader",
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":avb_testkey_rsa4096",
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],
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out: ["bootloader-signed"],
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// 1. Copy the input to the output becaise avbtool modifies --image in
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// place.
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// 2. Check if the file is big enough. For arm and x86 we have fake
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// bootloader file whose size is 1. It can't pass avbtool.
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// 3. Add the hash footer. The partition size is set to (image size + 68KB)
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// rounded up to 4KB boundary.
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cmd: "cp $(location :cuttlefish_crosvm_bootloader) $(out) && " +
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"if [ $$(stat --format=%s $(out)) -gt 4096 ]; then " +
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"$(location avbtool) add_hash_footer " +
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"--algorithm SHA256_RSA4096 " +
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"--partition_name bootloader " +
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"--key $(location :avb_testkey_rsa4096) " +
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"--partition_size $$(( " + avb_hash_footer_kb + " * 1024 + ( $$(stat --format=%s $(out)) + 4096 - 1 ) / 4096 * 4096 )) " +
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"--image $(out)" +
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"; fi",
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}
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prebuilt_etc {
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name: "microdroid_uboot_env",
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src: ":microdroid_uboot_env_gen",
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arch: {
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x86_64: {
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src: ":microdroid_uboot_env_gen_x86_64",
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},
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},
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filename: "uboot_env.img",
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}
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genrule {
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name: "microdroid_uboot_env_gen",
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tools: ["mkenvimage_host"],
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srcs: ["uboot-env.txt"],
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out: ["output.img"],
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cmd: "$(location mkenvimage_host) -s 4096 -o $(out) $(in)",
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}
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genrule {
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name: "microdroid_uboot_env_gen_x86_64",
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tools: ["mkenvimage_host"],
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srcs: ["uboot-env-x86_64.txt"],
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out: ["output.img"],
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cmd: "$(location mkenvimage_host) -s 4096 -o $(out) $(in)",
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}
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// sepolicy sha256 for vendor
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prebuilt_etc {
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name: "microdroid_precompiled_sepolicy.plat_sepolicy_and_mapping.sha256",
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src: ":plat_sepolicy_and_mapping.sha256_gen",
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filename: "precompiled_sepolicy.plat_sepolicy_and_mapping.sha256",
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relative_install_path: "selinux",
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installable: false,
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}
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genrule {
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name: "microdroid_precompiled_sepolicy_gen",
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tools: ["secilc"],
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srcs: [
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":plat_sepolicy.cil",
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":plat_mapping_file",
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":microdroid_plat_pub_versioned.cil",
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":microdroid_vendor_sepolicy.cil",
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],
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out: ["precompiled_sepolicy"],
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cmd: "$(location secilc) -m -M true -G -c 30 $(in) -o $(out) -f /dev/null",
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}
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prebuilt_etc {
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name: "microdroid_precompiled_sepolicy",
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src: ":microdroid_precompiled_sepolicy_gen",
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filename: "precompiled_sepolicy",
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relative_install_path: "selinux",
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installable: false,
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}
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vbmeta {
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name: "microdroid_vbmeta",
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partition_name: "vbmeta",
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private_key: ":avb_testkey_rsa4096",
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partitions: [
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"microdroid_vendor",
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"microdroid_vendor_boot-5.10",
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],
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chained_partitions: [
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{
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name: "vbmeta_system",
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rollback_index_location: 1,
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private_key: ":avb_testkey_rsa4096",
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},
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{
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name: "boot",
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rollback_index_location: 2,
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private_key: ":avb_testkey_rsa4096",
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},
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],
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}
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vbmeta {
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name: "microdroid_vbmeta_system",
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partition_name: "vbmeta_system",
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private_key: ":avb_testkey_rsa4096",
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partitions: [
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"microdroid",
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],
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}
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prebuilt_etc {
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name: "microdroid_cdisk.json",
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src: "microdroid_cdisk.json",
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}
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prebuilt_etc {
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name: "microdroid_cdisk_env.json",
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src: "microdroid_cdisk_env.json",
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}
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prebuilt_etc {
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name: "microdroid_cdisk_userdata.json",
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src: "microdroid_cdisk_userdata.json",
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}
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prebuilt_etc {
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name: "microdroid_payload.json",
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src: "microdroid_payload.json",
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}
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