// Copyright 2020 The ChromiumOS Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

syntax = "proto3";

package chromiumos.config.api;

import "chromiumos/config/api/topology.proto";

option go_package = "go.chromium.org/chromiumos/config/go/api";

// Contains hardware related system features that are tracked by Google to
// differentiate distinct hardware build configurations. Generally these
// hardware-related system features are not easily probe-able at run time.
//
// This SHOULD NOT be used to track second sourced components that are drop in
// replacements.
//
// Note the types here are Topology values instead of enums. The individual
// Design repos should check that any CL landing has acceptable Topology values.
// Most values are effectively stringly typed enums.
message HardwareTopology {
  // Specify hardware screen topology hardware.
  // See ./hardware_topology.md#screen for more information.
  Topology screen = 1;

  // Specify functional form factor type of hardware.
  // See ./hardware_topology.md#form-factor for more information.
  Topology form_factor = 2;

  // Specify the audio codec topology.
  // See ./hardware_topology.md#audio for more information
  Topology audio = 3;

  // Specify the stylus topology.
  // See ./hardware_topology.md#stylus for more information.
  Topology stylus = 4;

  // Specify the internal keyboard topology.
  // See ./hardware_topology.md#keyboard for more information.
  Topology keyboard = 5;

  // Specify which thermal topology.
  // See ./hardware_topology.md#thermal for more information.
  Topology thermal = 6;

  // Specify the camera topology.
  // See ./hardware_topology.md#camera for more information.
  Topology camera = 7;

  // Specify the accelerometer/gyroscope/magetometer topology.
  // See ./hardware_topology.md#sensor for more information.
  Topology accelerometer_gyroscope_magnetometer = 8;

  // Specify the fingerprint sensor topology.
  // See ./hardware_topology.md#fingerprint-sensor for more information.
  Topology fingerprint = 9;

  // Specify the proximity sensor topology.
  // See ./hardware_topology.md#sensor for more information.
  Topology proximity_sensor = 10;

  // Specify the daughter board topology.
  // See ./hardware_topology.md#daughter-board for more information.
  Topology daughter_board = 11;

  // Specify the non-volatile storage topology.
  // See ./hardware_topology.md#non_volatile-storage for more information.
  Topology non_volatile_storage = 12;

  // Deprecated
  Topology ram = 13;

  // Specify the wifi topology.
  // See ./hardware_topology.md#wifi for more information.
  Topology wifi = 14;

  // Specify the cellular sub-board topology.
  // See ./hardware_topology.md#cellular-board for more information.
  Topology cellular_board = 15;

  // Specify the SD card reader topology.
  // See ./hardware_topology.md#sd-reader for more information.
  Topology sd_reader = 16;

  // Specify the motherboard USB topology
  // See ./hardware_topology.md#motherboard-usb for more information.
  Topology motherboard_usb = 17;

  // Specify the bluetooth topology
  // See ./hardware_topology.md#bluetooth for more information.
  Topology bluetooth = 18;

  // Specify the barreljack topology
  // See ./hardware_topology.md#barreljack for more information.
  Topology barreljack = 19;

  // Specify the power button topology.
  // See ./hardware_topology.md#power-button for more information.
  Topology power_button = 20;

  // Specify the volume button topology.
  // See ./hardware_topology.md#volume-button for more information.
  Topology volume_button = 21;

  // Specify the EC topology.
  // See ./hardware_topology.md#ec for more information.
  Topology ec = 22;

  // Specify the touch topology.
  // See ./hardware_topology.md#touch for more information.
  Topology touch = 23;

  // Specify the tpm topology.
  // See ./hardware_topology.md#tpm for more information.
  Topology tpm = 24;

  // Specify the microphone mute switch topology.
  // See ./hardware_topology.md#microphone_mute_switch for more information.
  Topology microphone_mute_switch = 25;

  // Specify the HDMI topology.
  // See ./hardware_topology.md#hdmi for more information.
  Topology hdmi = 26;

  // Specify the HPS topology.
  // See ./hardware_topology.md#hps for more information.
  Topology hps = 27;

  // Specify the DisplayPort converter topology.
  // See ./hardware_topology.md#dp_converter for more information.
  Topology dp_converter = 28;

  // Specify the PoE peripheral support topology.
  // See ./hardware_topology.md#poe_peripheral_support for more information.
  Topology poe = 29;

  // Specify the power supply topology
  // See ./hardware_topology.md#power-supply for more information.
  Topology power_supply = 30;

  // Specify the battery topology
  // See ./hardware_topology.md#battery for more information.
  Topology battery = 31;

  // Specify the dGPU topology
  // See ./hardware_topology.md#dgpu for more information.
  Topology dgpu = 32;

  // Specify the UWB (Ultra Wideband) topology
  // See ./hardware_topology.md#uwb for more information.
  Topology uwb = 33;

  // Specify the  topology
  // See ./hardware_topology.md#detachable_base for more information.
  Topology detachable_base = 34;

  // Specify the SoC topology
  // See ./hardware_topology.md#soc for more information.
  Topology soc = 35;

  // Specify the Fan topology
  // See ./hardware_topology.md#fan for more information.
  Topology fan = 36;

  // Specify the DSP topology
  // See ./hardware_topology.md#dsp for more information.
  Topology dsp = 37;
}