init zumapro from zuma sha 4daedb8feb4d4

Bug: 272725898
Change-Id: I1e1ab5d15e7f4b2b59e28f2e52e07cd7e12f25b3

keymaster/wait_for_strongbox.cpp

@@ -0,0 +1,59 @@
+/*
+ ** Copyright 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 <unistd.h>
+
+#define LOG_TAG "wait_for_strongbox"
+#include <android-base/logging.h>
+
+#include <keymasterV4_1/Keymaster.h>
+
+using android::hardware::keymaster::V4_1::SecurityLevel;
+using android::hardware::keymaster::V4_1::support::Keymaster;
+
+useconds_t kWaitTimeMicroseconds = 1 * 1000;  // 1 milliseconds
+
+int main() {
+    for (unsigned cycleCount = 0; /* Forever */; ++cycleCount) {
+        auto keymasters = Keymaster::enumerateAvailableDevices();
+
+        bool foundStrongBox = false;
+        bool foundTee = false;
+        for (auto &dev : keymasters) {
+            SecurityLevel securityLevel = dev->halVersion().securityLevel;
+            uint8_t majorVersion = dev->halVersion().majorVersion;
+            if (securityLevel == SecurityLevel::STRONGBOX && majorVersion == 4) {
+                foundStrongBox = true;
+            }
+            if (securityLevel == SecurityLevel::TRUSTED_ENVIRONMENT && majorVersion == 4) {
+                foundTee = true;
+            }
+        }
+
+        if (foundTee && foundStrongBox) {
+            return 0;
+        }
+        if (cycleCount % 10 == 1) {
+            if (!foundStrongBox) {
+                LOG(WARNING) << "Still waiting for StrongBox Keymaster";
+            }
+            if (!foundTee) {
+                LOG(WARNING) << "Still waiting for TEE Keymaster";
+            }
+        }
+        usleep(kWaitTimeMicroseconds);
+    }
+}