You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
78 lines
2.7 KiB
78 lines
2.7 KiB
/*
|
|
* Copyright (C) 2019 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 android.hardware.gnss@2.1;
|
|
|
|
import @2.0::IGnssCallback;
|
|
|
|
/**
|
|
* This interface is required for the HAL to communicate certain information
|
|
* like status and location info back to the platform, the platform implements
|
|
* the interfaces and passes a handle to the HAL.
|
|
*/
|
|
interface IGnssCallback extends @2.0::IGnssCallback {
|
|
/**
|
|
* Flags for the gnssSetCapabilities callback.
|
|
*/
|
|
@export(name = "", value_prefix = "GPS_CAPABILITY_")
|
|
enum Capabilities : @2.0::IGnssCallback.Capabilities {
|
|
/**
|
|
* GNSS supports measurement corrections
|
|
*/
|
|
ANTENNA_INFO = 1 << 11,
|
|
};
|
|
|
|
/**
|
|
* Callback to inform framework of the GNSS HAL implementation's capabilities.
|
|
*
|
|
* @param capabilities Capability parameter is a bit field of the Capabilities enum.
|
|
*/
|
|
gnssSetCapabilitiesCb_2_1(bitfield<Capabilities> capabilities);
|
|
|
|
/**
|
|
* Extends a GnssSvInfo, adding a basebandCN0DbHz.
|
|
*/
|
|
struct GnssSvInfo {
|
|
/**
|
|
* GNSS satellite information for a single satellite and frequency.
|
|
*/
|
|
@2.0::IGnssCallback.GnssSvInfo v2_0;
|
|
|
|
/**
|
|
* Baseband Carrier-to-noise density in dB-Hz, typically in the range [0, 63]. It contains
|
|
* the measured C/N0 value for the signal measured at the baseband.
|
|
*
|
|
* This is typically a few dB weaker than the value estimated for C/N0 at the antenna port,
|
|
* which is reported in cN0DbHz.
|
|
*
|
|
* If a signal has separate components (e.g. Pilot and Data channels) and the receiver only
|
|
* processes one of the components, then the reported basebandCN0DbHz reflects only the
|
|
* component that is processed.
|
|
*
|
|
* This value is mandatory. Like cN0DbHz, it may be reported as 0 for satellites being
|
|
* reported that may be searched for, but not yet tracked.
|
|
*/
|
|
double basebandCN0DbHz;
|
|
};
|
|
|
|
/**
|
|
* Callback for the HAL to pass a vector of GnssSvInfo back to the client.
|
|
*
|
|
* @param svInfoList SV info list information from HAL.
|
|
*/
|
|
gnssSvStatusCb_2_1(vec<GnssSvInfo> svInfoList);
|
|
};
|