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99 lines
3.1 KiB
99 lines
3.1 KiB
/*
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* Copyright (C) 2023 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <android/api-level.h>
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#include <android-base/properties.h>
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#include <gtest/gtest.h>
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#include <vintf/VintfObject.h>
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using android::vintf::VintfObject;
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using android::vintf::RuntimeInfo;
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std::optional<std::string> get_config(
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const std::map<std::string, std::string>& configs, const std::string& key) {
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auto it = configs.find(key);
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if (it == configs.end()) {
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return std::nullopt;
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}
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return it->second;
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}
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// Returns true if the device has the specified feature.
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static bool deviceSupportsFeature(const char* feature) {
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bool device_supports_feature = false;
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FILE* p = popen("pm list features", "re");
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if (p) {
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char* line = NULL;
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size_t len = 0;
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while (getline(&line, &len, p) > 0) {
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if (strstr(line, feature)) {
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device_supports_feature = true;
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break;
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}
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}
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if (line) {
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free(line);
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line = NULL;
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}
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pclose(p);
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}
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return device_supports_feature;
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}
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static bool isTV() {
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return deviceSupportsFeature("android.software.leanback");
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}
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/*
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* Tests that the kernel in use is meant to run on CPUs that support a
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* 64-bit Instruction Set Architecture (ISA).
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*/
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TEST(KernelISATest, KernelUses64BitISA) {
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/*
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* Exclude VSR-3.12 from Android TV
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*/
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if (isTV()) GTEST_SKIP() << "Exempt from TV devices";
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/*
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* ro.vendor.api_level is the VSR API level, which is calculated
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* as:
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*
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* vendor.api_level = min(ro.product.first_api_level, ro.board.[first_]api_level)
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*
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* If ro.board.api_level is defined, it is used for the comparison instead
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* of ro.board.first_api_level.
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*/
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int vendor_api_level = android::base::GetIntProperty("ro.vendor.api_level",
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-1);
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/*
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* Ensure that we run this test for devices launching with Android 14+, but not
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* devices that are upgrading to Android 14+.
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*/
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if (vendor_api_level < __ANDROID_API_U__)
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GTEST_SKIP() << "Exempt from KernelUses64BitISATest: ro.vendor.api_level ("
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<< vendor_api_level << ") < " << __ANDROID_API_U__;
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std::shared_ptr<const RuntimeInfo> runtime_info = VintfObject::GetRuntimeInfo();
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ASSERT_NE(nullptr, runtime_info);
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const auto& configs = runtime_info->kernelConfigs();
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ASSERT_EQ(get_config(configs, "CONFIG_64BIT"), "y") << "VSR-3.12: Devices "
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<< "launching with Android 14+ "
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<< "must support 64-bit ABIs and "
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<< "thus must use a 64-bit kernel.";
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}
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