83 lines
3.1 KiB
Makefile
83 lines
3.1 KiB
Makefile
# config.mk
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#
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# Product-specific compile-time definitions.
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#
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# The generic product target doesn't have any hardware-specific pieces.
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TARGET_NO_BOOTLOADER := true
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TARGET_NO_KERNEL := true
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TARGET_ARCH := arm
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# Note: we build the platform images for ARMv7-A _without_ NEON.
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#
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# Technically, the emulator supports ARMv7-A _and_ NEON instructions, but
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# emulated NEON code paths typically ends up 2x slower than the normal C code
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# it is supposed to replace (unlike on real devices where it is 2x to 3x
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# faster).
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#
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# What this means is that the platform image will not use NEON code paths
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# that are slower to emulate. On the other hand, it is possible to emulate
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# application code generated with the NDK that uses NEON in the emulator.
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#
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TARGET_ARCH_VARIANT := armv7-a
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TARGET_CPU_VARIANT := generic
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TARGET_CPU_ABI := armeabi-v7a
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TARGET_CPU_ABI2 := armeabi
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HAVE_HTC_AUDIO_DRIVER := true
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BOARD_USES_GENERIC_AUDIO := true
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# no hardware camera
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USE_CAMERA_STUB := true
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# Enable dex-preoptimization to speed up the first boot sequence
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# of an SDK AVD. Note that this operation only works on Linux for now
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ifeq ($(HOST_OS),linux)
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ifeq ($(WITH_DEXPREOPT),)
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WITH_DEXPREOPT := true
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endif
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endif
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# Build OpenGLES emulation guest and host libraries
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BUILD_EMULATOR_OPENGL := true
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# Build and enable the OpenGL ES View renderer. When running on the emulator,
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# the GLES renderer disables itself if host GL acceleration isn't available.
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USE_OPENGL_RENDERER := true
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# Set the phase offset of the system's vsync event relative to the hardware
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# vsync. The system's vsync event drives Choreographer and SurfaceFlinger's
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# rendering. This value is the number of nanoseconds after the hardware vsync
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# that the system vsync event will occur.
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#
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# This phase offset allows adjustment of the minimum latency from application
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# wake-up (by Choregographer) time to the time at which the resulting window
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# image is displayed. This value may be either positive (after the HW vsync)
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# or negative (before the HW vsync). Setting it to 0 will result in a
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# minimum latency of two vsync periods because the app and SurfaceFlinger
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# will run just after the HW vsync. Setting it to a positive number will
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# result in the minimum latency being:
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#
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# (2 * VSYNC_PERIOD - (vsyncPhaseOffsetNs % VSYNC_PERIOD))
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#
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# Note that reducing this latency makes it more likely for the applications
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# to not have their window content image ready in time. When this happens
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# the latency will end up being an additional vsync period, and animations
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# will hiccup. Therefore, this latency should be tuned somewhat
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# conservatively (or at least with awareness of the trade-off being made).
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VSYNC_EVENT_PHASE_OFFSET_NS := 0
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TARGET_USERIMAGES_USE_EXT4 := true
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BOARD_SYSTEMIMAGE_PARTITION_SIZE := 1879048192 # 1.75 GB
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BOARD_USERDATAIMAGE_PARTITION_SIZE := 576716800
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BOARD_CACHEIMAGE_PARTITION_SIZE := 69206016
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BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE := ext4
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BOARD_FLASH_BLOCK_SIZE := 512
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TARGET_USERIMAGES_SPARSE_EXT_DISABLED := true
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BOARD_SEPOLICY_DIRS += build/target/board/generic/sepolicy
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ifeq ($(TARGET_PRODUCT),sdk)
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# include an expanded selection of fonts for the SDK.
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EXTENDED_FONT_FOOTPRINT := true
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endif
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