Lenovo Thinkpad 13 Chromebook Product Engineering Notes

Metadata

• Product Model : Lenovo Thinkpad 13 Chromebook
• ChromeOS.Guide Slug : LenovoSentry
• Gentoo Board Overlay : sentry

Build Flags

• Build Flags : sentry pd_sync allow_consumer_kiosk direncryption background_blur kvm_host crosvm-gpu virtio_gpu unibuild has_chromeos_config_bsp -mosys_platform_generic mosys_platform_sentry

Gentoo Overlay Tree (sentry)

resources/overlays/board-overlays/overlay-sentry/
├── chromeos-base
│   ├── chromeos-bsp-sentry
│   │   ├── chromeos-bsp-sentry-0.0.1.ebuild
│   │   ├── chromeos-bsp-sentry-0.0.1-r21.ebuild -> chromeos-bsp-sentry-0.0.1.ebuild
│   │   └── files
│   │       ├── audio-config
│   │       │   ├── cras-config
│   │       │   │   ├── dsp.ini
│   │       │   │   └── sklnau8825max
│   │       │   └── ucm-config
│   │       │       └── sklnau8825max
│   │       │           ├── HiFi.conf
│   │       │           └── sklnau8825max.conf
│   │       ├── dptf
│   │       │   └── dptf.dv
│   │       └── powerd_prefs
│   │           ├── charging_ports
│   │           └── low_battery_shutdown_percent
│   └── chromeos-config-bsp
│       ├── chromeos-config-bsp-0.0.1-r4.ebuild
│       ├── chromeos-config-bsp-9999.ebuild
│       ├── files
│       │   └── model.yaml
│       └── OWNERS
├── metadata
│   ├── layout.conf
│   └── md5-cache
│       ├── chromeos-base
│       │   ├── chromeos-bsp-sentry-0.0.1
│       │   ├── chromeos-bsp-sentry-0.0.1-r21
│       │   ├── chromeos-config-bsp-0.0.1-r4
│       │   └── chromeos-config-bsp-9999
│       └── virtual
│           ├── chromeos-bsp-2
│           └── chromeos-bsp-2-r1
├── profiles
│   └── base
│       ├── make.defaults
│       └── parent
├── scripts
│   └── build_kernel_image.sh
└── virtual
    └── chromeos-bsp
        ├── chromeos-bsp-2.ebuild
        └── chromeos-bsp-2-r1.ebuild -> chromeos-bsp-2.ebuild

20 directories, 25 files

ChromeOS Build Update Channels

Stable

{
    "analysis_version": 8,
    "android_app_support": true,
    "android_version": "Android Pie 9",
    "app_board": "sentry-signed-mpkeys",
    "board_id": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "check_time": "2023-06-06 20:08:47.038939",
    "chrome_version": "114.0.5735.119",
    "chromeos_arc_android_sdk_version": "28",
    "chromeos_arc_version": "10226785",
    "chromeos_auserver": "https://tools.google.com/service/update2",
    "chromeos_board_appid": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "chromeos_canary_appid": "{90F229CE-83E2-4FAF-8479-E368A34938B1}",
    "chromeos_devserver": "",
    "chromeos_release_appid": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "chromeos_release_board": "sentry-signed-mp-v2keys",
    "chromeos_release_branch_number": "42",
    "chromeos_release_build_number": "15437",
    "chromeos_release_build_type": "Official Build",
    "chromeos_release_builder_path": "sentry-release/R114-15437.42.0",
    "chromeos_release_chrome_milestone": "114",
    "chromeos_release_description": "15437.42.0 (Official Build) stable-channel sentry ",
    "chromeos_release_keyset": "mp-v2",
    "chromeos_release_name": "Chrome OS",
    "chromeos_release_patch_number": "0",
    "chromeos_release_track": "stable-channel",
    "chromeos_release_unibuild": "1",
    "chromeos_release_version": "15437.42.0",
    "chromeos_version": "15437.42.0",
    "crostini_support": true,
    "devicetype": "CHROMEBOOK",
    "eol": true,
    "eol_date": "2023-06-02 00:00:00",
    "google_release": "15437.42.0",
    "linux_kernel_versions": [
        "4.19.281-14744-g651a58cedce9"
    ],
    "parallels_support": false,
    "request": "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n  <request protocol=\"3.0\" version=\"ChromeOSUpdateEngine-0.1.0.0\" updaterversion=\"ChromeOSUpdateEngine-0.1.0.0\" installsource=\"ondemand\" ismachine=\"1\" testsource=\"prober\">\n  <app appid=\"{E020B8D4-CA96-4599-84DA-5017455418AE}\" version=\"0.0.0.0\" board=\"sentry-signed-mpkeys\" track=\"stable-channel\" hardware_class=\"SENTRY NNN\" delta_okay=\"false\">\n    <updatecheck targetversionprefix=\"\"></updatecheck>\n  </app>\n</request>",
    "response": "<?xml version=\"1.0\" encoding=\"UTF-8\"?><response protocol=\"3.0\" server=\"prod\"><daystart elapsed_days=\"6000\" elapsed_seconds=\"47327\"/><app appid=\"{E020B8D4-CA96-4599-84DA-5017455418AE}\" cohort=\"1:6a/88:\" cohortname=\"sentry_sentry_stable_fractional_15437.42.0\" status=\"ok\"><updatecheck _comment=\"Full payload: sentry M114 15437.42.0 (rate=0.01)\" _eol=\"eol\" _eol_date=\"19510\" _firmware_version=\"20.1\" _firmware_version_0=\"20.1\" _firmware_version_1=\"20.1\" _firmware_version_2=\"20.1\" _firmware_version_3=\"20.1\" _firmware_version_4=\"20.1\" _kernel_version=\"1.2\" _kernel_version_0=\"1.2\" _kernel_version_1=\"1.2\" _kernel_version_2=\"1.2\" _kernel_version_3=\"1.1\" _kernel_version_4=\"1.1\" status=\"ok\"><urls><url codebase=\"http://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.42.0/stable-channel/\"/><url codebase=\"http://dl.google.com/chromeos/sentry/15437.42.0/stable-channel/\"/><url codebase=\"https://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.42.0/stable-channel/\"/><url codebase=\"https://dl.google.com/chromeos/sentry/15437.42.0/stable-channel/\"/></urls><manifest version=\"15437.42.0\"><actions><action event=\"install\" run=\"chromeos_15437.42.0_sentry_stable-channel_full_mp-v2.bin-gy2dozbxmu4tcwfxofbdxwupkgllgekx.signed\"/><action ChromeOSVersion=\"15437.42.0\" ChromeVersion=\"114.0.5735.119\" IsDeltaPayload=\"false\" MaxDaysToScatter=\"14\" MetadataSignatureRsa=\"OM1rSXc7QiesktWpt25GqmLgfTg3wyESJ6Axf6xCBXXRHyr5ur0RsnY5BTDL5thhzh+v9L2Gxy+MLKyZAZ5BauiJ5qniFM7McSLzvBGPU2+VYHkBFgvFyRFQyU5E55b6+/76pIvQ+h/2HrCQr9cME6tcO4fSvsU6vl9zH9Vkjk9Hjx2kpFieipekXOg2/thvm7lhEs0EmtMm/dR+C+Tg0jBQpYsii4Dk8K8h5+6UE3Vf+yhyk/diOlAAEDhypNV+6VEVmYYzGw/WHLRstkhrX/OC0JMcI/zvxMpLEGAkE3IAt6msuxJ/SA8zgdv/bkLRqgmvXdBCmYu8w3DKCzQBQQ==\" MetadataSize=\"57181\" event=\"postinstall\" sha256=\"8aZm1J7vGHyGOtY8HTxU1SFw/Yaq15E7w+Xe8DOjTZI=\"/></actions><packages><package fp=\"3.f1a666d49eef187c863ad63c1d3c54d52170fd86aad7913bc3e5def033a34d92\" hash_sha256=\"f1a666d49eef187c863ad63c1d3c54d52170fd86aad7913bc3e5def033a34d92\" name=\"chromeos_15437.42.0_sentry_stable-channel_full_mp-v2.bin-gy2dozbxmu4tcwfxofbdxwupkgllgekx.signed\" required=\"true\" size=\"1113210874\"/></packages></manifest></updatecheck></app></response>",
    "sample_hwid": "SENTRY NNN",
    "sha256": "f1a666d49eef187c863ad63c1d3c54d52170fd86aad7913bc3e5def033a34d92",
    "size": 1113210874,
    "status": "ok",
    "steam_support": false,
    "urls": [
        "http://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.42.0/stable-channel/chromeos_15437.42.0_sentry_stable-channel_full_mp-v2.bin-gy2dozbxmu4tcwfxofbdxwupkgllgekx.signed",
        "http://dl.google.com/chromeos/sentry/15437.42.0/stable-channel/chromeos_15437.42.0_sentry_stable-channel_full_mp-v2.bin-gy2dozbxmu4tcwfxofbdxwupkgllgekx.signed",
        "https://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.42.0/stable-channel/chromeos_15437.42.0_sentry_stable-channel_full_mp-v2.bin-gy2dozbxmu4tcwfxofbdxwupkgllgekx.signed",
        "https://dl.google.com/chromeos/sentry/15437.42.0/stable-channel/chromeos_15437.42.0_sentry_stable-channel_full_mp-v2.bin-gy2dozbxmu4tcwfxofbdxwupkgllgekx.signed"
    ],
    "very_eol": false
}

Beta

{
    "analysis_version": 8,
    "android_app_support": true,
    "android_version": "Android Pie 9",
    "app_board": "sentry-signed-mpkeys",
    "board_id": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "check_time": "2023-05-26 23:19:50.097455",
    "chrome_version": "114.0.5735.84",
    "chromeos_arc_android_sdk_version": "28",
    "chromeos_arc_version": "10158980",
    "chromeos_auserver": "https://tools.google.com/service/update2",
    "chromeos_board_appid": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "chromeos_canary_appid": "{90F229CE-83E2-4FAF-8479-E368A34938B1}",
    "chromeos_devserver": "",
    "chromeos_release_appid": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "chromeos_release_board": "sentry-signed-mp-v2keys",
    "chromeos_release_branch_number": "31",
    "chromeos_release_build_number": "15437",
    "chromeos_release_build_type": "Official Build",
    "chromeos_release_builder_path": "sentry-release/R114-15437.31.0",
    "chromeos_release_chrome_milestone": "114",
    "chromeos_release_description": "15437.31.0 (Official Build) beta-channel sentry ",
    "chromeos_release_keyset": "mp-v2",
    "chromeos_release_name": "Chrome OS",
    "chromeos_release_patch_number": "0",
    "chromeos_release_track": "beta-channel",
    "chromeos_release_unibuild": "1",
    "chromeos_release_version": "15437.31.0",
    "chromeos_version": "15437.31.0",
    "crostini_support": true,
    "devicetype": "CHROMEBOOK",
    "google_release": "15437.31.0",
    "linux_kernel_versions": [
        "4.19.281-14744-g651a58cedce9"
    ],
    "parallels_support": false,
    "request": "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n  <request protocol=\"3.0\" version=\"ChromeOSUpdateEngine-0.1.0.0\" updaterversion=\"ChromeOSUpdateEngine-0.1.0.0\" installsource=\"ondemand\" ismachine=\"1\" testsource=\"prober\">\n  <app appid=\"{E020B8D4-CA96-4599-84DA-5017455418AE}\" version=\"15393.0.0\" board=\"sentry-signed-mpkeys\" track=\"beta-channel\" hardware_class=\"SENTRY NNN\" delta_okay=\"false\">\n    <updatecheck targetversionprefix=\"\"></updatecheck>\n  </app>\n</request>",
    "response": "<?xml version=\"1.0\" encoding=\"UTF-8\"?><response protocol=\"3.0\" server=\"prod\"><daystart elapsed_days=\"5989\" elapsed_seconds=\"58790\"/><app appid=\"{E020B8D4-CA96-4599-84DA-5017455418AE}\" cohort=\"1:6d:\" cohortname=\"sentry_sentry_beta\" status=\"ok\"><updatecheck _eol=\"eol\" _eol_date=\"19510\" _firmware_version=\"20.1\" _firmware_version_0=\"20.1\" _firmware_version_1=\"20.1\" _firmware_version_2=\"20.1\" _firmware_version_3=\"20.1\" _firmware_version_4=\"20.1\" _kernel_version=\"1.2\" _kernel_version_0=\"1.2\" _kernel_version_1=\"1.2\" _kernel_version_2=\"1.2\" _kernel_version_3=\"1.1\" _kernel_version_4=\"1.1\" status=\"ok\"><urls><url codebase=\"http://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.31.0/beta-channel/\"/><url codebase=\"http://dl.google.com/chromeos/sentry/15437.31.0/beta-channel/\"/><url codebase=\"https://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.31.0/beta-channel/\"/><url codebase=\"https://dl.google.com/chromeos/sentry/15437.31.0/beta-channel/\"/></urls><manifest version=\"15437.31.0\"><actions><action event=\"update\" run=\"chromeos_15437.31.0_sentry_beta-channel_full_mp-v2.bin-gy2dmzrqmi3daotodvt6l5zrukhhjr5w.signed\"/><action ChromeOSVersion=\"15437.31.0\" ChromeVersion=\"114.0.5735.84\" IsDeltaPayload=\"false\" MaxDaysToScatter=\"14\" MetadataSignatureRsa=\"WfQGrX3PJlfAxmOLAVQS2GUcS72AtB9FuQ2SIAY7qRYJdu34cE6kuyappem9OYmyxvTHuENJtOiC5c6igOyVeDDSwTPVTOqWTAXZN/T0qxjgZc1TKdpCxD1h9+1zvwbpQ618vnGtGD36FtgaH1DP/6emLXniqxr5HM9WyNehpaF9yR//UzB6B70XkJd+8y3vww6lYGhM9JbOYXJ6/4H4IIRtyd2LQxVE1jj4ll6ztYz/0oVmIU0Mk+uW5GENS8ad+XZt+9e6b3i7znBpFJYDMziVkal1Ybf8fmdxrMI/HNFR8gcGP2NZeat/KxoCdxSsdgyrMSHggvAgPPPRPbEwfw==\" MetadataSize=\"57154\" event=\"postinstall\" sha256=\"WOsqcUZglKX9693oIfdVno4GfwZZT50PuJEJrr6d7nA=\"/></actions><packages><package fp=\"3.58eb2a71466094a5fdebdde821f7559e8e067f06594f9d0fb89109aebe9dee70\" hash_sha256=\"58eb2a71466094a5fdebdde821f7559e8e067f06594f9d0fb89109aebe9dee70\" name=\"chromeos_15437.31.0_sentry_beta-channel_full_mp-v2.bin-gy2dmzrqmi3daotodvt6l5zrukhhjr5w.signed\" required=\"true\" size=\"1112750293\"/></packages></manifest></updatecheck></app></response>",
    "sample_hwid": "SENTRY NNN",
    "sha256": "58eb2a71466094a5fdebdde821f7559e8e067f06594f9d0fb89109aebe9dee70",
    "size": 1112750293,
    "status": "ok",
    "steam_support": false,
    "urls": [
        "http://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.31.0/beta-channel/chromeos_15437.31.0_sentry_beta-channel_full_mp-v2.bin-gy2dmzrqmi3daotodvt6l5zrukhhjr5w.signed",
        "http://dl.google.com/chromeos/sentry/15437.31.0/beta-channel/chromeos_15437.31.0_sentry_beta-channel_full_mp-v2.bin-gy2dmzrqmi3daotodvt6l5zrukhhjr5w.signed",
        "https://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.31.0/beta-channel/chromeos_15437.31.0_sentry_beta-channel_full_mp-v2.bin-gy2dmzrqmi3daotodvt6l5zrukhhjr5w.signed",
        "https://dl.google.com/chromeos/sentry/15437.31.0/beta-channel/chromeos_15437.31.0_sentry_beta-channel_full_mp-v2.bin-gy2dmzrqmi3daotodvt6l5zrukhhjr5w.signed"
    ]
}

Dev

{
    "analysis_version": 8,
    "android_app_support": true,
    "android_version": "Android Pie 9",
    "app_board": "sentry-signed-mpkeys",
    "board_id": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "check_time": "2023-05-03 15:09:52.880539",
    "chrome_version": "114.0.5735.12",
    "chromeos_arc_android_sdk_version": "28",
    "chromeos_arc_version": "10023649",
    "chromeos_auserver": "https://tools.google.com/service/update2",
    "chromeos_board_appid": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "chromeos_canary_appid": "{90F229CE-83E2-4FAF-8479-E368A34938B1}",
    "chromeos_devserver": "",
    "chromeos_release_appid": "{E020B8D4-CA96-4599-84DA-5017455418AE}",
    "chromeos_release_board": "sentry-signed-mp-v2keys",
    "chromeos_release_branch_number": "8",
    "chromeos_release_build_number": "15437",
    "chromeos_release_build_type": "Official Build",
    "chromeos_release_builder_path": "sentry-release/R114-15437.8.0",
    "chromeos_release_chrome_milestone": "114",
    "chromeos_release_description": "15437.8.0 (Official Build) dev-channel sentry ",
    "chromeos_release_keyset": "mp-v2",
    "chromeos_release_name": "Chrome OS",
    "chromeos_release_patch_number": "0",
    "chromeos_release_track": "dev-channel",
    "chromeos_release_unibuild": "1",
    "chromeos_release_version": "15437.8.0",
    "chromeos_version": "15437.8.0",
    "crostini_support": true,
    "devicetype": "CHROMEBOOK",
    "google_release": "15437.8.0",
    "linux_kernel_versions": [
        "4.19.281-14743-g1f436b640137"
    ],
    "parallels_support": false,
    "request": "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n  <request protocol=\"3.0\" version=\"ChromeOSUpdateEngine-0.1.0.0\" updaterversion=\"ChromeOSUpdateEngine-0.1.0.0\" installsource=\"ondemand\" ismachine=\"1\" testsource=\"prober\">\n  <app appid=\"{E020B8D4-CA96-4599-84DA-5017455418AE}\" version=\"15359.0.0\" board=\"sentry-signed-mpkeys\" track=\"dev-channel\" hardware_class=\"SENTRY NNN\" delta_okay=\"false\">\n    <updatecheck targetversionprefix=\"\"></updatecheck>\n  </app>\n</request>",
    "response": "<?xml version=\"1.0\" encoding=\"UTF-8\"?><response protocol=\"3.0\" server=\"prod\"><daystart elapsed_days=\"5966\" elapsed_seconds=\"29392\"/><app appid=\"{E020B8D4-CA96-4599-84DA-5017455418AE}\" cohort=\"1:6b:\" cohortname=\"sentry_sentry_dev\" status=\"ok\"><updatecheck _eol=\"eol\" _eol_date=\"19510\" _firmware_version=\"20.1\" _firmware_version_0=\"20.1\" _firmware_version_1=\"20.1\" _firmware_version_2=\"20.1\" _firmware_version_3=\"20.1\" _firmware_version_4=\"20.1\" _kernel_version=\"1.2\" _kernel_version_0=\"1.2\" _kernel_version_1=\"1.2\" _kernel_version_2=\"1.1\" _kernel_version_3=\"1.1\" _kernel_version_4=\"1.1\" status=\"ok\"><urls><url codebase=\"http://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.8.0/dev-channel/\"/><url codebase=\"http://dl.google.com/chromeos/sentry/15437.8.0/dev-channel/\"/><url codebase=\"https://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.8.0/dev-channel/\"/><url codebase=\"https://dl.google.com/chromeos/sentry/15437.8.0/dev-channel/\"/></urls><manifest version=\"15437.8.0\"><actions><action event=\"update\" run=\"chromeos_15437.8.0_sentry_dev-channel_full_mp-v2.bin-gy2dizrxgbtgd53wv26zfzd4xoihdnd2.signed\"/><action ChromeOSVersion=\"15437.8.0\" ChromeVersion=\"114.0.5735.12\" IsDeltaPayload=\"false\" MaxDaysToScatter=\"14\" MetadataSignatureRsa=\"f9y+xyuw8bk6JG5wjMn4eQSNYJc82tWKFVYkOOaXDMczpce9qkpZi3JxJNqz7K6ONYvubIebrbYweVt4wzbr1KxvANsqUjHz8b61uKaKotHQBFAmcXiHpUBCQKzgOO+Ae41h+LXIvzJp+hM1MFDVxJ7ycII1fRbJDOg5diMipyqShhx4F1se6eXKLngqXCrH2GNKtZ6XwLtf7uqpzaGKQfNNiJcmp6LP+AtlZuTArJHxtyVa8Zw3O/akg+jRn62AhMBTnWD424iFAagDwmd2giklscoSUs+8NXBrJaXtAGo2vX5I3cOa8Lad4wEi2SgI//naxWLWKC+DDbvd5o55Qg==\" MetadataSize=\"57211\" event=\"postinstall\" sha256=\"fqW0oC6H9X51zk06Xmp2IcZaLON8ws9fl3/AH+D3tb8=\"/></actions><packages><package fp=\"3.7ea5b4a02e87f57e75ce4d3a5e6a7621c65a2ce37cc2cf5f977fc01fe0f7b5bf\" hash_sha256=\"7ea5b4a02e87f57e75ce4d3a5e6a7621c65a2ce37cc2cf5f977fc01fe0f7b5bf\" name=\"chromeos_15437.8.0_sentry_dev-channel_full_mp-v2.bin-gy2dizrxgbtgd53wv26zfzd4xoihdnd2.signed\" required=\"true\" size=\"1113367214\"/></packages></manifest></updatecheck></app></response>",
    "sample_hwid": "SENTRY NNN",
    "sha256": "7ea5b4a02e87f57e75ce4d3a5e6a7621c65a2ce37cc2cf5f977fc01fe0f7b5bf",
    "size": 1113367214,
    "status": "ok",
    "steam_support": false,
    "urls": [
        "http://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.8.0/dev-channel/chromeos_15437.8.0_sentry_dev-channel_full_mp-v2.bin-gy2dizrxgbtgd53wv26zfzd4xoihdnd2.signed",
        "http://dl.google.com/chromeos/sentry/15437.8.0/dev-channel/chromeos_15437.8.0_sentry_dev-channel_full_mp-v2.bin-gy2dizrxgbtgd53wv26zfzd4xoihdnd2.signed",
        "https://edgedl.me.gvt1.com/edgedl/chromeos/sentry/15437.8.0/dev-channel/chromeos_15437.8.0_sentry_dev-channel_full_mp-v2.bin-gy2dizrxgbtgd53wv26zfzd4xoihdnd2.signed",
        "https://dl.google.com/chromeos/sentry/15437.8.0/dev-channel/chromeos_15437.8.0_sentry_dev-channel_full_mp-v2.bin-gy2dizrxgbtgd53wv26zfzd4xoihdnd2.signed"
    ]
}

Canary

{}