github.com/westcoastroms/westcoastroms-build@v0.0.0-20190928114312-2350e5a73030/build/make/target/product/go_defaults_common.mk (about)

     1  #
     2  # Copyright (C) 2017 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  
    17  # Sets Android Go recommended default values for propreties.
    18  
    19  # Set lowram options
    20  PRODUCT_PROPERTY_OVERRIDES += \
    21       ro.config.low_ram=true \
    22       ro.lmk.critical_upgrade=true \
    23       ro.lmk.upgrade_pressure=40 \
    24       ro.lmk.downgrade_pressure=60 \
    25       ro.lmk.kill_heaviest_task=false \
    26       ro.statsd.enable=false
    27  
    28  # set threshold to filter unused apps
    29  PRODUCT_PROPERTY_OVERRIDES += \
    30       pm.dexopt.downgrade_after_inactive_days=10
    31  
    32  
    33  # Speed profile services and wifi-service to reduce RAM and storage.
    34  PRODUCT_SYSTEM_SERVER_COMPILER_FILTER := speed-profile
    35  
    36  # Always preopt extracted APKs to prevent extracting out of the APK for gms
    37  # modules.
    38  PRODUCT_ALWAYS_PREOPT_EXTRACTED_APK := true
    39  
    40  # Use a profile based boot image for this device. Note that this is currently a
    41  # generic profile and not Android Go optimized.
    42  PRODUCT_USE_PROFILE_FOR_BOOT_IMAGE := true
    43  PRODUCT_DEX_PREOPT_BOOT_IMAGE_PROFILE_LOCATION := frameworks/base/config/boot-image-profile.txt
    44  
    45  # set the compiler filter for shared apks to quicken.
    46  # Rationale: speed has a lot of dex code expansion, it uses more ram and space
    47  # compared to quicken. Using quicken for shared APKs on Go devices may save RAM.
    48  # Note that this is a trade-off: here we trade clean pages for dirty pages,
    49  # extra cpu and battery. That's because the quicken files will be jit-ed in all
    50  # the processes that load of shared apk and the code cache is not shared.
    51  # Some notable apps that will be affected by this are gms and chrome.
    52  # b/65591595.
    53  PRODUCT_PROPERTY_OVERRIDES += \
    54       pm.dexopt.shared=quicken
    55  
    56  # Default heap sizes. Allow up to 256m for large heaps to make sure a single app
    57  # doesn't take all of the RAM.
    58  PRODUCT_PROPERTY_OVERRIDES += dalvik.vm.heapgrowthlimit=128m
    59  PRODUCT_PROPERTY_OVERRIDES += dalvik.vm.heapsize=256m
    60  
    61  # Do not generate libartd.
    62  PRODUCT_ART_TARGET_INCLUDE_DEBUG_BUILD := false
    63  
    64  # Strip the local variable table and the local variable type table to reduce
    65  # the size of the system image. This has no bearing on stack traces, but will
    66  # leave less information available via JDWP.
    67  PRODUCT_MINIMIZE_JAVA_DEBUG_INFO := true