1 /*
2 * Copyright (C) 2021 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 #include <android/binder_manager.h>
17 #include <android/binder_process.h>
18 #include <binder/IServiceManager.h>
19 #include <binder/ProcessState.h>
20 #include <log/log.h>
21
22 #include "Hardware.h"
23 #include "VibMgrHwApi.h"
24 #include "Vibrator.h"
25
26 using ::aidl::android::hardware::vibrator::HwApi;
27 using ::aidl::android::hardware::vibrator::HwCal;
28 using ::aidl::android::hardware::vibrator::VibMgrHwApi;
29 using ::aidl::android::hardware::vibrator::Vibrator;
30 using ::android::defaultServiceManager;
31 using ::android::ProcessState;
32 using ::android::sp;
33 using ::android::String16;
34
35 #if !defined(VIBRATOR_NAME)
36 #define VIBRATOR_NAME "default"
37 #endif
38
main()39 int main() {
40 const char *hwApiPathPrefixDual = std::getenv("HWAPI_PATH_PREFIX_DUAL");
41 const char *calFilePath = std::getenv("CALIBRATION_FILEPATH");
42 const char *calFilePathDual = std::getenv("CALIBRATION_FILEPATH_DUAL");
43
44 auto hwgpio = VibMgrHwApi::Create();
45 if (!hwgpio) {
46 return EXIT_FAILURE;
47 }
48 auto hwApiDef = HwApi::Create();
49 if (!hwApiDef) {
50 return EXIT_FAILURE;
51 }
52 auto hwCalDef = HwCal::Create();
53 if (!hwCalDef) {
54 return EXIT_FAILURE;
55 }
56
57 std::shared_ptr<Vibrator> svc;
58 // Synchronize base and flip actuator F0.
59 // Replace dual cal file path to base and copy the base to dual's path.
60 if ((hwApiPathPrefixDual != nullptr) && !setenv("HWAPI_PATH_PREFIX", hwApiPathPrefixDual, 1) &&
61 (calFilePathDual != nullptr) && !setenv("CALIBRATION_FILEPATH", calFilePathDual, 1) &&
62 !setenv("CALIBRATION_FILEPATH_DUAL", calFilePath, 1)) {
63 ALOGD("Init dual HAL: %s", std::getenv("HWAPI_PATH_PREFIX"));
64 svc = ndk::SharedRefBase::make<Vibrator>(std::move(hwApiDef), std::move(hwCalDef),
65 std::make_unique<HwApi>(),
66 std::make_unique<HwCal>(), std::move(hwgpio));
67 } else {
68 ALOGD("Failed to init dual HAL");
69 svc = ndk::SharedRefBase::make<Vibrator>(std::move(hwApiDef), std::move(hwCalDef), nullptr,
70 nullptr, std::move(hwgpio));
71 }
72
73 const auto svcName = std::string() + svc->descriptor + "/" + VIBRATOR_NAME;
74
75 ProcessState::initWithDriver("/dev/vndbinder");
76
77 auto svcBinder = svc->asBinder();
78 binder_status_t status = AServiceManager_addService(svcBinder.get(), svcName.c_str());
79 LOG_ALWAYS_FATAL_IF(status != STATUS_OK);
80
81 ProcessState::self()->setThreadPoolMaxThreadCount(1);
82 ProcessState::self()->startThreadPool();
83
84 ABinderProcess_setThreadPoolMaxThreadCount(0);
85 ABinderProcess_joinThreadPool();
86
87 return EXIT_FAILURE; // should not reach
88 }
89