| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.server.hdmi; |
| |
| import android.hardware.hdmi.HdmiDeviceInfo; |
| |
| /** |
| * Defines constants related to HDMI-CEC protocol internal implementation. |
| * If a constant will be used in the public api, it should be located in |
| * {@link android.hardware.hdmi.HdmiControlManager}. |
| */ |
| final class Constants { |
| |
| /** Logical address for TV */ |
| public static final int ADDR_TV = 0; |
| |
| /** Logical address for recorder 1 */ |
| public static final int ADDR_RECORDER_1 = 1; |
| |
| /** Logical address for recorder 2 */ |
| public static final int ADDR_RECORDER_2 = 2; |
| |
| /** Logical address for tuner 1 */ |
| public static final int ADDR_TUNER_1 = 3; |
| |
| /** Logical address for playback 1 */ |
| public static final int ADDR_PLAYBACK_1 = 4; |
| |
| /** Logical address for audio system */ |
| public static final int ADDR_AUDIO_SYSTEM = 5; |
| |
| /** Logical address for tuner 2 */ |
| public static final int ADDR_TUNER_2 = 6; |
| |
| /** Logical address for tuner 3 */ |
| public static final int ADDR_TUNER_3 = 7; |
| |
| /** Logical address for playback 2 */ |
| public static final int ADDR_PLAYBACK_2 = 8; |
| |
| /** Logical address for recorder 3 */ |
| public static final int ADDR_RECORDER_3 = 9; |
| |
| /** Logical address for tuner 4 */ |
| public static final int ADDR_TUNER_4 = 10; |
| |
| /** Logical address for playback 3 */ |
| public static final int ADDR_PLAYBACK_3 = 11; |
| |
| /** Logical address reserved for future usage */ |
| public static final int ADDR_RESERVED_1 = 12; |
| |
| /** Logical address reserved for future usage */ |
| public static final int ADDR_RESERVED_2 = 13; |
| |
| /** Logical address for TV other than the one assigned with {@link #ADDR_TV} */ |
| public static final int ADDR_SPECIFIC_USE = 14; |
| |
| /** Logical address for devices to which address cannot be allocated */ |
| public static final int ADDR_UNREGISTERED = 15; |
| |
| /** Logical address used in the destination address field for broadcast messages */ |
| public static final int ADDR_BROADCAST = 15; |
| |
| /** Logical address used to indicate it is not initialized or invalid. */ |
| public static final int ADDR_INVALID = -1; |
| |
| /** Logical address used to indicate the source comes from internal device. */ |
| public static final int ADDR_INTERNAL = HdmiDeviceInfo.ADDR_INTERNAL; |
| |
| static final int MESSAGE_FEATURE_ABORT = 0x00; |
| static final int MESSAGE_IMAGE_VIEW_ON = 0x04; |
| static final int MESSAGE_TUNER_STEP_INCREMENT = 0x05; |
| static final int MESSAGE_TUNER_STEP_DECREMENT = 0x06; |
| static final int MESSAGE_TUNER_DEVICE_STATUS = 0x07; |
| static final int MESSAGE_GIVE_TUNER_DEVICE_STATUS = 0x08; |
| static final int MESSAGE_RECORD_ON = 0x09; |
| static final int MESSAGE_RECORD_STATUS = 0x0A; |
| static final int MESSAGE_RECORD_OFF = 0x0B; |
| static final int MESSAGE_TEXT_VIEW_ON = 0x0D; |
| static final int MESSAGE_RECORD_TV_SCREEN = 0x0F; |
| static final int MESSAGE_GIVE_DECK_STATUS = 0x1A; |
| static final int MESSAGE_DECK_STATUS = 0x1B; |
| static final int MESSAGE_SET_MENU_LANGUAGE = 0x32; |
| static final int MESSAGE_CLEAR_ANALOG_TIMER = 0x33; |
| static final int MESSAGE_SET_ANALOG_TIMER = 0x34; |
| static final int MESSAGE_TIMER_STATUS = 0x35; |
| static final int MESSAGE_STANDBY = 0x36; |
| static final int MESSAGE_PLAY = 0x41; |
| static final int MESSAGE_DECK_CONTROL = 0x42; |
| static final int MESSAGE_TIMER_CLEARED_STATUS = 0x043; |
| static final int MESSAGE_USER_CONTROL_PRESSED = 0x44; |
| static final int MESSAGE_USER_CONTROL_RELEASED = 0x45; |
| static final int MESSAGE_GIVE_OSD_NAME = 0x46; |
| static final int MESSAGE_SET_OSD_NAME = 0x47; |
| static final int MESSAGE_SET_OSD_STRING = 0x64; |
| static final int MESSAGE_SET_TIMER_PROGRAM_TITLE = 0x67; |
| static final int MESSAGE_SYSTEM_AUDIO_MODE_REQUEST = 0x70; |
| static final int MESSAGE_GIVE_AUDIO_STATUS = 0x71; |
| static final int MESSAGE_SET_SYSTEM_AUDIO_MODE = 0x72; |
| static final int MESSAGE_REPORT_AUDIO_STATUS = 0x7A; |
| static final int MESSAGE_GIVE_SYSTEM_AUDIO_MODE_STATUS = 0x7D; |
| static final int MESSAGE_SYSTEM_AUDIO_MODE_STATUS = 0x7E; |
| static final int MESSAGE_ROUTING_CHANGE = 0x80; |
| static final int MESSAGE_ROUTING_INFORMATION = 0x81; |
| static final int MESSAGE_ACTIVE_SOURCE = 0x82; |
| static final int MESSAGE_GIVE_PHYSICAL_ADDRESS = 0x83; |
| static final int MESSAGE_REPORT_PHYSICAL_ADDRESS = 0x84; |
| static final int MESSAGE_REQUEST_ACTIVE_SOURCE = 0x85; |
| static final int MESSAGE_SET_STREAM_PATH = 0x86; |
| static final int MESSAGE_DEVICE_VENDOR_ID = 0x87; |
| static final int MESSAGE_VENDOR_COMMAND = 0x89; |
| static final int MESSAGE_VENDOR_REMOTE_BUTTON_DOWN = 0x8A; |
| static final int MESSAGE_VENDOR_REMOTE_BUTTON_UP = 0x8B; |
| static final int MESSAGE_GIVE_DEVICE_VENDOR_ID = 0x8C; |
| static final int MESSAGE_MENU_REQUEST = 0x8D; |
| static final int MESSAGE_MENU_STATUS = 0x8E; |
| static final int MESSAGE_GIVE_DEVICE_POWER_STATUS = 0x8F; |
| static final int MESSAGE_REPORT_POWER_STATUS = 0x90; |
| static final int MESSAGE_GET_MENU_LANGUAGE = 0x91; |
| static final int MESSAGE_SELECT_ANALOG_SERVICE = 0x92; |
| static final int MESSAGE_SELECT_DIGITAL_SERVICE = 0x93; |
| static final int MESSAGE_SET_DIGITAL_TIMER = 0x97; |
| static final int MESSAGE_CLEAR_DIGITAL_TIMER = 0x99; |
| static final int MESSAGE_SET_AUDIO_RATE = 0x9A; |
| static final int MESSAGE_INACTIVE_SOURCE = 0x9D; |
| static final int MESSAGE_CEC_VERSION = 0x9E; |
| static final int MESSAGE_GET_CEC_VERSION = 0x9F; |
| static final int MESSAGE_VENDOR_COMMAND_WITH_ID = 0xA0; |
| static final int MESSAGE_CLEAR_EXTERNAL_TIMER = 0xA1; |
| static final int MESSAGE_SET_EXTERNAL_TIMER = 0xA2; |
| static final int MESSAGE_REPORT_SHORT_AUDIO_DESCRIPTOR = 0xA3; |
| static final int MESSAGE_REQUEST_SHORT_AUDIO_DESCRIPTOR = 0xA4; |
| static final int MESSAGE_INITIATE_ARC = 0xC0; |
| static final int MESSAGE_REPORT_ARC_INITIATED = 0xC1; |
| static final int MESSAGE_REPORT_ARC_TERMINATED = 0xC2; |
| static final int MESSAGE_REQUEST_ARC_INITIATION = 0xC3; |
| static final int MESSAGE_REQUEST_ARC_TERMINATION = 0xC4; |
| static final int MESSAGE_TERMINATE_ARC = 0xC5; |
| static final int MESSAGE_CDC_MESSAGE = 0xF8; |
| static final int MESSAGE_ABORT = 0xFF; |
| |
| static final int UNKNOWN_VENDOR_ID = 0xFFFFFF; |
| |
| static final int TRUE = 1; |
| static final int FALSE = 0; |
| |
| // Internal abort error code. It's the same as success. |
| static final int ABORT_NO_ERROR = -1; |
| // Constants related to operands of HDMI CEC commands. |
| // Refer to CEC Table 29 in HDMI Spec v1.4b. |
| // [Abort Reason] |
| static final int ABORT_UNRECOGNIZED_OPCODE = 0; |
| static final int ABORT_NOT_IN_CORRECT_MODE = 1; |
| static final int ABORT_CANNOT_PROVIDE_SOURCE = 2; |
| static final int ABORT_INVALID_OPERAND = 3; |
| static final int ABORT_REFUSED = 4; |
| static final int ABORT_UNABLE_TO_DETERMINE = 5; |
| |
| // [Audio Status] |
| static final int SYSTEM_AUDIO_STATUS_OFF = 0; |
| static final int SYSTEM_AUDIO_STATUS_ON = 1; |
| |
| // [Menu State] |
| static final int MENU_STATE_ACTIVATED = 0; |
| static final int MENU_STATE_DEACTIVATED = 1; |
| |
| // Bit mask used to get the routing path of the top level device. |
| // When &'d with the path 1.2.2.0 (0x1220), for instance, gives 1.0.0.0. |
| static final int ROUTING_PATH_TOP_MASK = 0xF000; |
| static final int ROUTING_PATH_TOP_SHIFT = 12; |
| |
| static final int INVALID_PORT_ID = HdmiDeviceInfo.PORT_INVALID; |
| static final int INVALID_PHYSICAL_ADDRESS = HdmiDeviceInfo.PATH_INVALID; |
| static final int PATH_INTERNAL = HdmiDeviceInfo.PATH_INTERNAL; |
| |
| // Send result codes. It should be consistent with hdmi_cec.h's send_message error code. |
| static final int SEND_RESULT_SUCCESS = 0; |
| static final int SEND_RESULT_NAK = 1; |
| static final int SEND_RESULT_BUSY = 2; |
| static final int SEND_RESULT_FAILURE = 3; |
| |
| // Strategy for device polling. |
| // Should use "OR(|) operation of POLL_STRATEGY_XXX and POLL_ITERATION_XXX. |
| static final int POLL_STRATEGY_MASK = 0x3; // first and second bit. |
| static final int POLL_STRATEGY_REMOTES_DEVICES = 0x1; |
| static final int POLL_STRATEGY_SYSTEM_AUDIO = 0x2; |
| |
| static final int POLL_ITERATION_STRATEGY_MASK = 0x30000; // first and second bit. |
| static final int POLL_ITERATION_IN_ORDER = 0x10000; |
| static final int POLL_ITERATION_REVERSE_ORDER = 0x20000; |
| |
| static final int UNKNOWN_VOLUME = -1; |
| |
| static final String PROPERTY_PREFERRED_ADDRESS_PLAYBACK = "persist.sys.hdmi.addr.playback"; |
| static final String PROPERTY_PREFERRED_ADDRESS_TV = "persist.sys.hdmi.addr.tv"; |
| |
| // Property name for the local device configurations. |
| // TODO(OEM): OEM should provide this property, and the value is the comma separated integer |
| // values which denotes the device type in HDMI Spec 1.4. |
| static final String PROPERTY_DEVICE_TYPE = "ro.hdmi.device_type"; |
| |
| // TODO(OEM): Set this to false to keep the playback device in sleep upon hotplug event. |
| // True by default. |
| static final String PROPERTY_WAKE_ON_HOTPLUG = "ro.hdmi.wake_on_hotplug"; |
| |
| // TODO(OEM): Set this to true to enable 'Set Menu Language' feature. False by default. |
| static final String PROPERTY_SET_MENU_LANGUAGE = "ro.hdmi.set_menu_language"; |
| |
| // Set to false to allow playback device to go to suspend mode even |
| // when it's an active source. True by default. |
| static final String PROPERTY_KEEP_AWAKE = "persist.sys.hdmi.keep_awake"; |
| |
| static final int RECORDING_TYPE_DIGITAL_RF = 1; |
| static final int RECORDING_TYPE_ANALOGUE_RF = 2; |
| static final int RECORDING_TYPE_EXTERNAL_PHYSICAL_ADDRESS = 3; |
| static final int RECORDING_TYPE_OWN_SOURCE = 4; |
| |
| // Definitions used for setOption(). These should be in sync with the definition |
| // in hardware/libhardware/include/hardware/{hdmi_cec.h,mhl.h}. |
| |
| // TV gets turned on by incoming <Text/Image View On>. enabled by default. |
| // If set to disabled, TV won't turn on automatically. |
| static final int OPTION_CEC_AUTO_WAKEUP = 1; |
| |
| // If set to disabled, all CEC commands are discarded. |
| static final int OPTION_CEC_ENABLE = 2; |
| |
| // If set to disabled, system service yields control of CEC to sub-microcontroller. |
| // If enabled, it takes the control back. |
| static final int OPTION_CEC_SERVICE_CONTROL = 3; |
| |
| // Put other devices to standby when TV goes to standby. enabled by default. |
| // If set to disabled, TV doesn't send <Standby> to other devices. |
| static final int OPTION_CEC_AUTO_DEVICE_OFF = 4; |
| |
| // Passes the language used in the system when updated. The value to use is the 3 byte |
| // code as defined in ISO/FDIS 639-2. |
| static final int OPTION_CEC_SET_LANGUAGE = 5; |
| |
| // If set to disabled, TV does not switch ports when mobile device is connected. |
| static final int OPTION_MHL_INPUT_SWITCHING = 101; |
| |
| // If set to enabled, TV disables power charging for mobile device. |
| static final int OPTION_MHL_POWER_CHARGE = 102; |
| |
| // If set to disabled, all MHL commands are discarded. |
| static final int OPTION_MHL_ENABLE = 103; |
| |
| // If set to disabled, system service yields control of MHL to sub-microcontroller. |
| // If enabled, it takes the control back. |
| static final int OPTION_MHL_SERVICE_CONTROL = 104; |
| |
| static final int DISABLED = 0; |
| static final int ENABLED = 1; |
| |
| private Constants() { /* cannot be instantiated */ } |
| } |
