BoardConfig.mk

# inherit from the proprietary version
#-include vendor/samsung/delos3geur/BoardConfigVendor.mk

# base settings, by wiki.cyanogenmod.org
TARGET_ARCH := arm
BOARD_KERNEL_PAGESIZE := 4096
BOARD_BOOTIMAGE_PARTITION_SIZE := 12582912
BOARD_RECOVERYIMAGE_PARTITION_SIZE := 12582912
# not base, but will be there
BOARD_CACHEIMAGE_PARTITION_SIZE := 41943040
BOARD_SYSTEMIMAGE_PARTITION_SIZE := 1258291200
BOARD_USERDATAIMAGE_PARTITION_SIZE := 5573804032
# we should pass this argument to the kernel on QCOM boards
BOARD_KERNEL_CMDLINE := androidboot.hardware=qcom
# it seems to be unneccessary, but the first line is for Android <= 4.1, second is for 4.2+
#BOARD_FORCE_RAMDISK_ADDRESS := 0x01300000
BOARD_MKBOOTIMG_ARGS := --ramdisk_offset 0x01300000

#BOARD_KERNEL_BASE := 0x00200000

# Kernel binary and sources
TARGET_PREBUILT_KERNEL := device/samsung/delos3geur/kernel_mtp
# Inline kernel building
TARGET_KERNEL_SOURCE := kernel/samsung/delos3geur
# Kernel config file from $(TARGET_KERNEL_SOURCE)/arch/arm/config
TARGET_KERNEL_CONFIG := cm10_delos3geur_defconfig

# processor <=> compiler compatibility
TARGET_CPU_ABI := armeabi-v7a
TARGET_CPU_ABI2 := armeabi
TARGET_ARCH_VARIANT := armv7-a-neon
TARGET_CPU_VARIANT := cortex-a5

# TODO: try -march instead of -mtune
TARGET_GLOBAL_CFLAGS += -mtune=cortex-a5 -mfpu=neon -mfloat-abi=softfp
TARGET_GLOBAL_CPPFLAGS += -mtune=cortex-a5 -mfpu=neon -mfloat-abi=softfp

ARCH_ARM_HAVE_TLS_REGISTER := true
TARGET_CORTEX_CACHE_LINE_32 := true
ARCH_ARM_HAVE_32_BYTE_CACHE_LINES := true
TARGET_USE_QCOM_BIONIC_OPTIMIZATION := true
# TODO: try this
TARGET_USE_KRAIT_BIONIC_OPTIMIZATION := true
#TARGET_USE_SPARROW_BIONIC_OPTIMIZATION := true

# somewhat optimization?
# weritos said that these flags are excess, but these options are both supported on i8552.
ARCH_ARM_HAVE_NEON := true
ARCH_ARM_HAVE_ARMV7A := true

# HAL <=> system compatibility
TARGET_BOOTLOADER_BOARD_NAME := msm8625
TARGET_BOARD_PLATFORM := msm7x27a

# force QCOM BSP and compilation for QCOM hardware. this is neccessary to do there.
COMMON_GLOBAL_CFLAGS += -DQCOM_BSP -DQCOM_HARDWARE

# include QCOM BSP too
BOARD_USES_QCOM_HARDWARE := true
TARGET_USES_QCOM_BSP := true

# missing, custom and overlay includes are taken from there.
TARGET_SPECIFIC_HEADER_PATH := device/samsung/delos3geur/include


######### SYSTEM MODULES SECTION BEGIN #########


##### TWEAKING GRAPHICS #####
# build from hardware/qcom/display-legacy
TARGET_QCOM_DISPLAY_VARIANT := legacy
# Grace5921 said that i8552 kernel supports old ION. Believe him.
TARGET_USES_ION := true
# i8552 does not support H/W vsync
TARGET_NO_HW_VSYNC := true
# this has no effect on display-legacy, even no directive with such name in sources.
#TARGET_GRALLOC_USES_ASHMEM := true
# use stock lights.msm7x27a
TARGET_PROVIDES_LIBLIGHTS := true
# Samsung has weird framebuffer, so prevent initlogo stage in /init binary
TARGET_NO_INITLOGO := true

# EGL config. all graphics built on top of the EGL, so without this system will become unbootable.
BOARD_EGL_CFG := device/samsung/delos3geur/egl.cfg

# this is already set in device_delos3geur.mk and cm.mk
DEVICE_RESOLUTION := 480x800
# surfaceflinger, libs/gui
BOARD_ADRENO_DECIDE_TEXTURE_TARGET := true
# libtilerenderer, libhwui
USE_OPENGL_RENDERER := true
# frameworks/native/services/surfaceflinger/DisplayDevice.cpp
BOARD_EGL_NEEDS_LEGACY_FB := true
# frameworks/base/libs/hwui
HWUI_COMPILE_FOR_PERF := true
# frameworks/native/libs/binder
BOARD_NEEDS_MEMORYHEAPPMEM := true
# used in build/core/product.mk, dunno what for
TARGET_BOARD_PLATFORM_GPU := qcom-adreno203
# not found in cm10.1 sources, but may be useful on cm11 and upper
#COMMON_GLOBAL_CFLAGS += -DNO_TUNNEL_RECORDING
#TARGET_DOESNT_USE_FENCE_SYNC := true
#TARGET_DISPLAY_USE_RETIRE_FENCE := true
#BOARD_USE_MHEAP_SCREENSHOT := true
#BOARD_EGL_WORKAROUND_BUG_10194508 := true


##### TWEAKING AUDIO #####
# if true, use audio HAL from device tree, NOT from hardware/qcom/audio*
TARGET_PROVIDES_LIBAUDIO := true
# build our custom audio HAL from device tree
# use Grace5921's audio HAL
TARGET_QCOM_AUDIO_VARIANT := custom
# require libaudcal.so (may be taken from stock).
# 'QACT' stands for 'Qualcomm Audio Calibration Tool'
TARGET_HAS_QACT := true
# attempt to reuse stock audio HAL
# allow usage of old 4.0.3 audio binaries. found manually in AudioFlinger.cpp
# TODO: create patch for cm sources
#COMMON_GLOBAL_CFLAGS += -DICS_AUDIO_BLOB
#COMMON_GLOBAL_CFLAGS += -DMR0_AUDIO_BLOB
# this has no effect on cm10.1
#BOARD_USES_AUDIO_LEGACY := false
# this is for ALSA sound. exists in:
# frameworks/av/media/libstagefright/LPAPlayerALSA.cpp
# hardware/qcom/audio-caf/alsa_sound/AudioSessionOut.cpp
# if we do not define it there, default value is 256
# WARNING: in some other cases (cm without patches) default value might not be set in sources, then uncomment
#COMMON_GLOBAL_CFLAGS += -DLPA_DEFAULT_BUFFER_SIZE=480


##### TWEAKING MEDIA #####
TARGET_QCOM_MEDIA_VARIANT := legacy
# use libmmparse.so instead of some new crap, and many other conditional compilations.
COMMON_GLOBAL_CFLAGS += -DQCOM_LEGACY_OMX
# this has no effect on cm10.1
#COMMON_GLOBAL_CFLAGS += -DQCOM_LEGACY_MMPARSE
#BOARD_USES_ADRENO_200 := true
#BOARD_USE_LEGACY_UI := true


##### TWEAKING POWER #####
#TARGET_POWERHAL_VARIANT :=
# for Samsung GT-I8552; TODO: uncomment on next ccache -Cz
#COMMON_GLOBAL_CFLAGS += -DBOARD_CHARGING_CMDLINE_NAME=\"androidboot.bootchg\"
#COMMON_GLOBAL_CFLAGS += -DBOARD_CHARGING_CMDLINE_VALUE=\"true\"
# TODO: add options for LPM boot: kernel boot properties
# BOARD_LPM_BOOT_ARGUMENT_NAME
# BOARD_LPM_BOOT_ARGUMENT_VALUE
# or sysfs-path
# BOARD_CHARGING_MODE_BOOTING_LPM


##### TWEAKING RIL #####
# if true, use libril from device tree or somewhere else, NOT from hardware/ril
BOARD_PROVIDES_LIBRIL := true
# not supported on cm10.1; use overlay + build.prop instead
#BOARD_RIL_CLASS := ../../../device/samsung/delos3geur/ril/java_ril
# this is not supported in hardware/ril; define in device tree instead.
#COMMON_GLOBAL_CFLAGS += -DRIL_SUPPORTS_SEEK
#COMMON_GLOBAL_CFLAGS += -DRIL_VARIANT_LEGACY


##### TWEAKING Wi-Fi ##### thanks to weritos
BOARD_WLAN_DEVICE := ath6kl
# seems to be unsupported on cm10.x; wifi.c is from libhardware_legacy
#TARGET_CUSTOM_WIFI := device/samsung/delos3geur/wifi/wifi.c
WPA_SUPPLICANT_VERSION := VER_0_8_X
BOARD_WPA_SUPPLICANT_DRIVER := NL80211
WIFI_DRIVER_IFACE_NAME := "wlan0"
BOARD_WPA_SUPPLICANT_PRIVATE_LIB := lib_driver_cmd_ath6kl
BOARD_HOSTAPD_DRIVER := NL80211
BOARD_HOSTAPD_PRIVATE_LIB := lib_driver_cmd_ath6kl
WIFI_EXT_MODULE_NAME := "cfg80211"
WIFI_EXT_MODULE_PATH := "/system/lib/modules/cfg80211.ko"
WIFI_DRIVER_MODULE_AP_ARG := "suspend_mode=3 wow_mode=2 ath6kl_p2p=1 recovery_enable=1"
WIFI_DRIVER_MODULE_NAME := "ath6kl_sdio"
WIFI_DRIVER_MODULE_PATH := "/system/lib/modules/ath6kl_sdio.ko"
WIFI_DRIVER_MODULE_ARG := "suspend_mode=3 wow_mode=2 ath6kl_p2p=1 recovery_enable=1"
WIFI_DRIVER_FW_PATH_PARAM := "/data/misc/wifi/fwpath"


##### TWEAKING GPS ##### thanks to weritos
QCOM_GPS_PATH := hardware/qcom/gps
# if true, use gps from device tree or somewhere else, NOT from hardware/qcom/gps
#TARGET_PROVIDES_GPS_LOC_API := true
BOARD_USES_QCOM_LIBRPC := true
BOARD_USES_QCOM_GPS := true
BOARD_VENDOR_QCOM_GPS_LOC_API_AMSS_VERSION := 50000
BOARD_VENDOR_QCOM_GPS_LOC_API_HARDWARE := $(TARGET_BOARD_PLATFORM)


##### TWEAKING EMMC (INTERNAL STORAGE) #####
# Change max. number of partitions.
# By default, we are happy with 3 partitions: /cache, /system, /data, so nothing to change there
#BOARD_VOLD_MAX_PARTITIONS := 32
# Filesystem (partitions) on eMMC
BOARD_SYSTEM_DEVICE := /dev/block/mmcblk0p21
BOARD_SYSTEM_FILESYSTEM := ext4
BOARD_SYSTEM_FILESYSTEM_OPTIONS := rw
BOARD_CACHE_DEVICE := /dev/block/mmcblk0p22
BOARD_CACHE_FILESYSTEM := ext4
BOARD_CACHE_FILESYSTEM_OPTIONS := rw
BOARD_DATA_DEVICE := /dev/block/mmcblk0p24
BOARD_DATA_FILESYSTEM := ext4
BOARD_DATA_FILESYSTEM_OPTIONS := rw

BOARD_FLASH_BLOCK_SIZE := 131072
# Remember that we can't boot i8552 without /system/bin/rmt_storage
# this directive sets ro.boot.emmc=true in properties, also /init binary will go to 'on emmc-fs' instead of 'on fs'.
# stock init script checks for this to decide whether to start rmt_storage, but we avoid check and start anyway.
BOARD_WANTS_EMMC_BOOT := true

# this seems to be standing for USB Mass Storage virtual device symbolic link. But that's not exactly.
#TARGET_USE_CUSTOM_LUN_FILE_PATH := /sys/devices/platform/msm_hsusb/gadget/lun0/file

# Use this flag if the board has a ext4 partition larger than 2gb
BOARD_HAS_LARGE_FILESYSTEM := true


##### TWEAKING BLUETOOTH #####
# Don't skip bt this time
BOARD_HAVE_BLUETOOTH := true
BOARD_BLUETOOTH_BDROID_BUILDCFG_INCLUDE_DIR := device/samsung/delos3geur/bluetooth


##### MISCELLANEOUS #####
# Wat?
BOARD_HAS_NO_SELECT_BUTTON := true
# While we are developing ROM, this option may simplify debugging.
DISABLE_DEXPREOPT := true
# Do we really need this on cm10+?
#BOARD_USE_LEGACY_TOUCHSCREEN := true

##### Other modules #####
# Include camera
USE_CAMERA_STUB := false
# Skip FM this time
BOARD_HAVE_QCOM_FM := false


##### FINALLY: IMAGES TO BUILD #####
# What to build?
# I use TWRP, so
# We need only system, data (they built anyway) and boot images,
# but without recovery ota_from_target_files fails in cm10.1.
# Make him happy.
#TARGET_NO_RECOVERY := true
# We definetely need boot.img
#TARGET_NO_BOOTIMAGE := true
# Samsung has their own bootloader
TARGET_NO_BOOTLOADER := true
# and own radio firmware
TARGET_NO_RADIOIMAGE := true