Merge "Extend the bootcontrol HAL to get the active slot" am: 5919616361
Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1513020
Change-Id: I599c047f4bbbcadc5e750a13addf9319d9a07d64
diff --git a/boot/1.1/default/boot_control/include/libboot_control/libboot_control.h b/boot/1.1/default/boot_control/include/libboot_control/libboot_control.h
index 5468658..ac17d6d 100644
--- a/boot/1.1/default/boot_control/include/libboot_control/libboot_control.h
+++ b/boot/1.1/default/boot_control/include/libboot_control/libboot_control.h
@@ -32,6 +32,7 @@
unsigned int GetNumberSlots();
unsigned int GetCurrentSlot();
bool MarkBootSuccessful();
+ unsigned int GetActiveBootSlot();
bool SetActiveBootSlot(unsigned int slot);
bool SetSlotAsUnbootable(unsigned int slot);
bool SetSlotBootable(unsigned int slot);
diff --git a/boot/1.1/default/boot_control/libboot_control.cpp b/boot/1.1/default/boot_control/libboot_control.cpp
index 2c6ccaf..9387c32 100644
--- a/boot/1.1/default/boot_control/libboot_control.cpp
+++ b/boot/1.1/default/boot_control/libboot_control.cpp
@@ -261,6 +261,24 @@
return UpdateAndSaveBootloaderControl(misc_device_, &bootctrl);
}
+unsigned int BootControl::GetActiveBootSlot() {
+ bootloader_control bootctrl;
+ if (!LoadBootloaderControl(misc_device_, &bootctrl)) return false;
+
+ // Use the current slot by default.
+ unsigned int active_boot_slot = current_slot_;
+ unsigned int max_priority = bootctrl.slot_info[current_slot_].priority;
+ // Find the slot with the highest priority.
+ for (unsigned int i = 0; i < num_slots_; ++i) {
+ if (bootctrl.slot_info[i].priority > max_priority) {
+ max_priority = bootctrl.slot_info[i].priority;
+ active_boot_slot = i;
+ }
+ }
+
+ return active_boot_slot;
+}
+
bool BootControl::SetActiveBootSlot(unsigned int slot) {
if (slot >= kMaxNumSlots || slot >= num_slots_) {
// Invalid slot number.
diff --git a/boot/1.2/Android.bp b/boot/1.2/Android.bp
new file mode 100644
index 0000000..e51c5cd
--- /dev/null
+++ b/boot/1.2/Android.bp
@@ -0,0 +1,15 @@
+// This file is autogenerated by hidl-gen -Landroidbp.
+
+hidl_interface {
+ name: "android.hardware.boot@1.2",
+ root: "android.hardware",
+ srcs: [
+ "IBootControl.hal",
+ ],
+ interfaces: [
+ "android.hardware.boot@1.0",
+ "android.hardware.boot@1.1",
+ "android.hidl.base@1.0",
+ ],
+ gen_java: true,
+}
diff --git a/boot/1.2/IBootControl.hal b/boot/1.2/IBootControl.hal
new file mode 100644
index 0000000..bb0ad13
--- /dev/null
+++ b/boot/1.2/IBootControl.hal
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2020 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.boot@1.2;
+
+import @1.0::IBootControl;
+import @1.0::Slot;
+import @1.1::IBootControl;
+
+interface IBootControl extends @1.1::IBootControl {
+
+ /**
+ * Returns the active slot to boot into on the next boot. If
+ * setActiveBootSlot() has been called, the getter function should return the
+ * same slot as the one provided in the last setActiveBootSlot() call.
+ * The returned value is always guaranteed to be strictly less than the
+ * value returned by getNumberSlots. Slots start at 0 and finish at
+ * getNumberSlots() - 1. For instance, a system with A/B must return 0 or 1.
+ */
+ getActiveBootSlot() generates (Slot slot);
+};
+
diff --git a/boot/1.2/default/Android.bp b/boot/1.2/default/Android.bp
new file mode 100644
index 0000000..c097667
--- /dev/null
+++ b/boot/1.2/default/Android.bp
@@ -0,0 +1,50 @@
+cc_library_shared {
+ name: "android.hardware.boot@1.2-impl",
+ stem: "android.hardware.boot@1.0-impl-1.2",
+ defaults: [
+ "hidl_defaults",
+ "libboot_control_defaults",
+ ],
+ relative_install_path: "hw",
+ vendor: true,
+ recovery_available: true,
+ srcs: ["BootControl.cpp"],
+
+ shared_libs: [
+ "liblog",
+ "libhidlbase",
+ "libhardware",
+ "libutils",
+ "android.hardware.boot@1.0",
+ "android.hardware.boot@1.1",
+ "android.hardware.boot@1.2",
+ ],
+ static_libs: [
+ "libboot_control",
+ "libfstab",
+ ],
+}
+
+cc_binary {
+ name: "android.hardware.boot@1.2-service",
+ defaults: ["hidl_defaults"],
+ relative_install_path: "hw",
+ vendor: true,
+ init_rc: ["android.hardware.boot@1.2-service.rc"],
+ srcs: ["service.cpp"],
+
+ vintf_fragments: [
+ "android.hardware.boot@1.2.xml",
+ ],
+
+ shared_libs: [
+ "liblog",
+ "libhardware",
+ "libhidlbase",
+ "libutils",
+ "android.hardware.boot@1.0",
+ "android.hardware.boot@1.1",
+ "android.hardware.boot@1.2",
+ ],
+
+}
diff --git a/boot/1.2/default/BootControl.cpp b/boot/1.2/default/BootControl.cpp
new file mode 100644
index 0000000..c0bf02f
--- /dev/null
+++ b/boot/1.2/default/BootControl.cpp
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+#define LOG_TAG "android.hardware.boot@1.2-impl"
+
+#include <memory>
+
+#include <log/log.h>
+
+#include "BootControl.h"
+
+namespace android {
+namespace hardware {
+namespace boot {
+namespace V1_2 {
+namespace implementation {
+
+using ::android::hardware::boot::V1_0::CommandResult;
+
+bool BootControl::Init() {
+ return impl_.Init();
+}
+
+// Methods from ::android::hardware::boot::V1_0::IBootControl.
+Return<uint32_t> BootControl::getNumberSlots() {
+ return impl_.GetNumberSlots();
+}
+
+Return<uint32_t> BootControl::getCurrentSlot() {
+ return impl_.GetCurrentSlot();
+}
+
+Return<void> BootControl::markBootSuccessful(markBootSuccessful_cb _hidl_cb) {
+ struct CommandResult cr;
+ if (impl_.MarkBootSuccessful()) {
+ cr.success = true;
+ cr.errMsg = "Success";
+ } else {
+ cr.success = false;
+ cr.errMsg = "Operation failed";
+ }
+ _hidl_cb(cr);
+ return Void();
+}
+
+Return<void> BootControl::setActiveBootSlot(uint32_t slot, setActiveBootSlot_cb _hidl_cb) {
+ struct CommandResult cr;
+ if (impl_.SetActiveBootSlot(slot)) {
+ cr.success = true;
+ cr.errMsg = "Success";
+ } else {
+ cr.success = false;
+ cr.errMsg = "Operation failed";
+ }
+ _hidl_cb(cr);
+ return Void();
+}
+
+Return<void> BootControl::setSlotAsUnbootable(uint32_t slot, setSlotAsUnbootable_cb _hidl_cb) {
+ struct CommandResult cr;
+ if (impl_.SetSlotAsUnbootable(slot)) {
+ cr.success = true;
+ cr.errMsg = "Success";
+ } else {
+ cr.success = false;
+ cr.errMsg = "Operation failed";
+ }
+ _hidl_cb(cr);
+ return Void();
+}
+
+Return<BoolResult> BootControl::isSlotBootable(uint32_t slot) {
+ if (!impl_.IsValidSlot(slot)) {
+ return BoolResult::INVALID_SLOT;
+ }
+ return impl_.IsSlotBootable(slot) ? BoolResult::TRUE : BoolResult::FALSE;
+}
+
+Return<BoolResult> BootControl::isSlotMarkedSuccessful(uint32_t slot) {
+ if (!impl_.IsValidSlot(slot)) {
+ return BoolResult::INVALID_SLOT;
+ }
+ return impl_.IsSlotMarkedSuccessful(slot) ? BoolResult::TRUE : BoolResult::FALSE;
+}
+
+Return<void> BootControl::getSuffix(uint32_t slot, getSuffix_cb _hidl_cb) {
+ hidl_string ans;
+ const char* suffix = impl_.GetSuffix(slot);
+ if (suffix) {
+ ans = suffix;
+ }
+ _hidl_cb(ans);
+ return Void();
+}
+
+// Methods from ::android::hardware::boot::V1_1::IBootControl.
+Return<bool> BootControl::setSnapshotMergeStatus(MergeStatus status) {
+ return impl_.SetSnapshotMergeStatus(status);
+}
+
+Return<MergeStatus> BootControl::getSnapshotMergeStatus() {
+ return impl_.GetSnapshotMergeStatus();
+}
+
+// Methods from ::android::hardware::boot::V1_2::IBootControl.
+Return<uint32_t> BootControl::getActiveBootSlot() {
+ return impl_.GetActiveBootSlot();
+}
+
+IBootControl* HIDL_FETCH_IBootControl(const char* /* hal */) {
+ auto module = std::make_unique<BootControl>();
+ if (!module->Init()) {
+ ALOGE("Could not initialize BootControl module");
+ return nullptr;
+ }
+ return module.release();
+}
+
+} // namespace implementation
+} // namespace V1_2
+} // namespace boot
+} // namespace hardware
+} // namespace android
diff --git a/boot/1.2/default/BootControl.h b/boot/1.2/default/BootControl.h
new file mode 100644
index 0000000..5791699
--- /dev/null
+++ b/boot/1.2/default/BootControl.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#pragma once
+
+#include <android/hardware/boot/1.2/IBootControl.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+#include <libboot_control/libboot_control.h>
+
+namespace android {
+namespace hardware {
+namespace boot {
+namespace V1_2 {
+namespace implementation {
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::boot::V1_0::BoolResult;
+using ::android::hardware::boot::V1_1::MergeStatus;
+using ::android::hardware::boot::V1_2::IBootControl;
+
+class BootControl : public IBootControl {
+ public:
+ bool Init();
+
+ // Methods from ::android::hardware::boot::V1_0::IBootControl.
+ Return<uint32_t> getNumberSlots() override;
+ Return<uint32_t> getCurrentSlot() override;
+ Return<void> markBootSuccessful(markBootSuccessful_cb _hidl_cb) override;
+ Return<void> setActiveBootSlot(uint32_t slot, setActiveBootSlot_cb _hidl_cb) override;
+ Return<void> setSlotAsUnbootable(uint32_t slot, setSlotAsUnbootable_cb _hidl_cb) override;
+ Return<BoolResult> isSlotBootable(uint32_t slot) override;
+ Return<BoolResult> isSlotMarkedSuccessful(uint32_t slot) override;
+ Return<void> getSuffix(uint32_t slot, getSuffix_cb _hidl_cb) override;
+
+ // Methods from ::android::hardware::boot::V1_1::IBootControl.
+ Return<bool> setSnapshotMergeStatus(MergeStatus status) override;
+ Return<MergeStatus> getSnapshotMergeStatus() override;
+
+ // Methods from ::android::hardware::boot::V1_2::IBootControl.
+ Return<uint32_t> getActiveBootSlot() override;
+
+ private:
+ android::bootable::BootControl impl_;
+};
+
+extern "C" IBootControl* HIDL_FETCH_IBootControl(const char* name);
+
+} // namespace implementation
+} // namespace V1_2
+} // namespace boot
+} // namespace hardware
+} // namespace android
diff --git a/boot/1.2/default/android.hardware.boot@1.2-service.rc b/boot/1.2/default/android.hardware.boot@1.2-service.rc
new file mode 100644
index 0000000..14926c0
--- /dev/null
+++ b/boot/1.2/default/android.hardware.boot@1.2-service.rc
@@ -0,0 +1,7 @@
+service vendor.boot-hal-1-2 /vendor/bin/hw/android.hardware.boot@1.2-service
+ interface android.hardware.boot@1.0::IBootControl default
+ interface android.hardware.boot@1.1::IBootControl default
+ interface android.hardware.boot@1.2::IBootControl default
+ class early_hal
+ user root
+ group root
diff --git a/boot/1.2/default/android.hardware.boot@1.2.xml b/boot/1.2/default/android.hardware.boot@1.2.xml
new file mode 100644
index 0000000..ba91e8f
--- /dev/null
+++ b/boot/1.2/default/android.hardware.boot@1.2.xml
@@ -0,0 +1,7 @@
+<manifest version="1.0" type="device">
+ <hal format="hidl">
+ <name>android.hardware.boot</name>
+ <transport>hwbinder</transport>
+ <fqname>@1.2::IBootControl/default</fqname>
+ </hal>
+</manifest>
diff --git a/boot/1.2/default/service.cpp b/boot/1.2/default/service.cpp
new file mode 100644
index 0000000..3053957
--- /dev/null
+++ b/boot/1.2/default/service.cpp
@@ -0,0 +1,27 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+#define LOG_TAG "android.hardware.boot@1.2-service"
+
+#include <android/hardware/boot/1.2/IBootControl.h>
+#include <hidl/LegacySupport.h>
+
+using android::hardware::defaultPassthroughServiceImplementation;
+using IBootControl_V1_0 = android::hardware::boot::V1_0::IBootControl;
+using IBootControl_V1_2 = android::hardware::boot::V1_2::IBootControl;
+
+int main(int /* argc */, char* /* argv */[]) {
+ return defaultPassthroughServiceImplementation<IBootControl_V1_0, IBootControl_V1_2>();
+}
diff --git a/boot/1.2/vts/functional/Android.bp b/boot/1.2/vts/functional/Android.bp
new file mode 100644
index 0000000..a7f5ccb
--- /dev/null
+++ b/boot/1.2/vts/functional/Android.bp
@@ -0,0 +1,31 @@
+//
+// Copyright (C) 2020 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.
+//
+
+cc_test {
+ name: "VtsHalBootV1_2TargetTest",
+ defaults: ["VtsHalTargetTestDefaults"],
+ srcs: ["VtsHalBootV1_2TargetTest.cpp"],
+ static_libs: [
+ "android.hardware.boot@1.0",
+ "android.hardware.boot@1.1",
+ "android.hardware.boot@1.2",
+ "libgmock",
+ ],
+ test_suites: [
+ "device-tests",
+ "vts",
+ ],
+}
diff --git a/boot/1.2/vts/functional/VtsHalBootV1_2TargetTest.cpp b/boot/1.2/vts/functional/VtsHalBootV1_2TargetTest.cpp
new file mode 100644
index 0000000..9df23c3
--- /dev/null
+++ b/boot/1.2/vts/functional/VtsHalBootV1_2TargetTest.cpp
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2020 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.
+ */
+
+#define LOG_TAG "boot_hidl_hal_test"
+
+#include <android-base/logging.h>
+#include <android/hardware/boot/1.2/IBootControl.h>
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+#include <hidl/GtestPrinter.h>
+#include <hidl/ServiceManagement.h>
+
+#include <unistd.h>
+
+using ::android::sp;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::hardware::boot::V1_0::CommandResult;
+using ::android::hardware::boot::V1_0::Slot;
+using ::android::hardware::boot::V1_2::IBootControl;
+
+class BootHidlTest : public testing::TestWithParam<std::string> {
+ public:
+ virtual void SetUp() override {
+ boot = IBootControl::getService(GetParam());
+ ASSERT_NE(boot, nullptr);
+
+ LOG(INFO) << "Test is remote " << boot->isRemote();
+ }
+
+ sp<IBootControl> boot;
+};
+
+auto generate_callback(CommandResult* dest) {
+ return [=](CommandResult cr) { *dest = cr; };
+}
+
+TEST_P(BootHidlTest, GetActiveBootSlot) {
+ Slot curSlot = boot->getCurrentSlot();
+ Slot otherSlot = curSlot ? 0 : 1;
+
+ // Set the active slot, then check if the getter returns the correct slot.
+ CommandResult cr;
+ Return<void> result = boot->setActiveBootSlot(otherSlot, generate_callback(&cr));
+ EXPECT_TRUE(result.isOk());
+ Slot activeSlot = boot->getActiveBootSlot();
+ EXPECT_EQ(otherSlot, activeSlot);
+
+ result = boot->setActiveBootSlot(curSlot, generate_callback(&cr));
+ EXPECT_TRUE(result.isOk());
+ activeSlot = boot->getActiveBootSlot();
+ EXPECT_EQ(curSlot, activeSlot);
+}
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(BootHidlTest);
+INSTANTIATE_TEST_SUITE_P(
+ PerInstance, BootHidlTest,
+ testing::ValuesIn(android::hardware::getAllHalInstanceNames(IBootControl::descriptor)),
+ android::hardware::PrintInstanceNameToString);
diff --git a/compatibility_matrices/compatibility_matrix.current.xml b/compatibility_matrices/compatibility_matrix.current.xml
index 6c8cb58..1957f8c 100644
--- a/compatibility_matrices/compatibility_matrix.current.xml
+++ b/compatibility_matrices/compatibility_matrix.current.xml
@@ -122,7 +122,7 @@
</hal>
<hal format="hidl" optional="true">
<name>android.hardware.boot</name>
- <version>1.1</version>
+ <version>1.2</version>
<interface>
<name>IBootControl</name>
<instance>default</instance>