common/vsoc/lib/vsoc_memory.cpp

/*
 * Copyright (C) 2018 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.
 */

#include "common/vsoc/lib/vsoc_memory.h"

#include <string>
#include <type_traits>

#include "common/vsoc/shm/audio_data_layout.h"
#include "common/vsoc/shm/base.h"
#include "common/vsoc/shm/e2e_test_region_layout.h"
#include "common/vsoc/shm/gralloc_layout.h"
#include "common/vsoc/shm/input_events_layout.h"
#include "common/vsoc/shm/ril_layout.h"
#include "common/vsoc/shm/screen_layout.h"
#include "common/vsoc/shm/socket_forward_layout.h"
#include "common/vsoc/shm/wifi_exchange_layout.h"

namespace vsoc {

namespace {
template <class R>
RegionMemoryLayout ValidateAndBuildLayout(int region_size,
                                          int g_to_h_signal_table_log_size,
                                          int h_to_g_signal_table_log_size,
                                          const char* managed_by = nullptr) {
  // Double check that the Layout is a valid shm type.
  ASSERT_SHM_COMPATIBLE(R);
  return RegionMemoryLayout(R::region_name, region_size,
                            g_to_h_signal_table_log_size,
                            h_to_g_signal_table_log_size, managed_by);
}

}  // namespace

const std::vector<RegionMemoryLayout>& GetVsocMemoryLayout() {
  static const std::vector<RegionMemoryLayout> layout = {
      ValidateAndBuildLayout<layout::input_events::InputEventsLayout>(
          /*size*/ 4096, /*g->h*/ 2, /*h->g*/ 2),
      ValidateAndBuildLayout<layout::screen::ScreenLayout>(
          /*size*/ 12292096, /*g->h*/ 2, /*h->g*/ 2),
      ValidateAndBuildLayout<layout::gralloc::GrallocManagerLayout>(
          /*size*/ 40960, /*g->h*/ 2, /*h->g*/ 2),
      ValidateAndBuildLayout<layout::gralloc::GrallocBufferLayout>(
          /*size*/ 407142400, /*g->h*/ 0, /*h->g*/ 0,
          /* managed_by */ layout::gralloc::GrallocManagerLayout::region_name),
      ValidateAndBuildLayout<layout::socket_forward::SocketForwardLayout>(
          /*size*/ 2105344, /*g->h*/ 7, /*h->g*/ 7),
      ValidateAndBuildLayout<layout::wifi::WifiExchangeLayout>(
          /*size*/ 139264, /*g->h*/ 2, /*h->g*/ 2),
      ValidateAndBuildLayout<layout::ril::RilLayout>(
          /*size*/ 4096, /*g->h*/ 2, /*h->g*/ 2),
      ValidateAndBuildLayout<layout::e2e_test::E2EPrimaryTestRegionLayout>(
          /*size*/ 16384, /*g->h*/ 1, /*h->g*/ 1),
      ValidateAndBuildLayout<layout::e2e_test::E2ESecondaryTestRegionLayout>(
          /*size*/ 16384, /*g->h*/ 1, /*h->g*/ 1),
      ValidateAndBuildLayout<layout::e2e_test::E2EManagerTestRegionLayout>(
          /*size*/ 4096, /*g->h*/ 1, /*h->g*/ 1),
      ValidateAndBuildLayout<layout::e2e_test::E2EManagedTestRegionLayout>(
          /*size*/ 16384, /*g->h*/ 1, /*h->g*/ 1),
      ValidateAndBuildLayout<layout::audio_data::AudioDataLayout>(
          /*size*/ 20480, /*g->h*/ 2, /*h->g*/ 2)};

  return layout;
}

}  // namespace vsoc