RMX1831: Initial TWRP device tree

Made with SebaUbuntu's TWRP device tree generator
Arch: arm64
Manufacturer: realme
Model: Realme RMX1831
Script version: 1.2.3
Signed-off-by: Sebastiano Barezzi <[email protected]>

Android.mk

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+#
+# Copyright (C) 2020 The Android Open Source Project
+# Copyright (C) 2020 The TWRP Open Source Project
+# Copyright (C) 2020 SebaUbuntu's TWRP device tree generator
+#
+# 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.
+#
+
+LOCAL_PATH := $(call my-dir)
+
+ifeq ($(TARGET_DEVICE), RMX1831)
+include $(call all-subdir-makefiles,$(LOCAL_PATH))
+endif

AndroidProducts.mk

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+#
+# Copyright (C) 2020 The Android Open Source Project
+# Copyright (C) 2020 The TWRP Open Source Project
+# Copyright (C) 2020 SebaUbuntu's TWRP device tree generator
+#
+# 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.
+#
+
+PRODUCT_MAKEFILES := \
+     $(LOCAL_DIR)/omni_RMX1831.mk

BoardConfig.mk

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+#
+# Copyright (C) 2020 The Android Open Source Project
+# Copyright (C) 2020 The TWRP Open Source Project
+# Copyright (C) 2020 SebaUbuntu's TWRP device tree generator
+#
+# 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.
+#
+
+DEVICE_PATH := device/realme/RMX1831
+
+# For building with minimal manifest
+ALLOW_MISSING_DEPENDENCIES := true
+
+# Architecture
+TARGET_ARCH := arm64
+TARGET_ARCH_VARIANT := armv8-a
+TARGET_CPU_ABI := arm64-v8a
+TARGET_CPU_ABI2 :=
+TARGET_CPU_VARIANT := generic
+
+TARGET_2ND_ARCH := arm
+TARGET_2ND_ARCH_VARIANT := armv7-a-neon
+TARGET_2ND_CPU_ABI := armeabi-v7a
+TARGET_2ND_CPU_ABI2 := armeabi
+TARGET_2ND_CPU_VARIANT := generic
+TARGET_BOARD_SUFFIX := _64
+TARGET_USES_64_BIT_BINDER := true
+
+# Assert
+TARGET_OTA_ASSERT_DEVICE := RMX1831
+
+# File systems
+BOARD_HAS_LARGE_FILESYSTEM := true
+#BOARD_RECOVERYIMAGE_PARTITION_SIZE := 24446976 # This is the maximum known partition size, but it can be higher, so we just omit it
+BOARD_SYSTEMIMAGE_PARTITION_TYPE := ext4
+BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE := ext4
+BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE := ext4
+TARGET_USERIMAGES_USE_EXT4 := true
+TARGET_USERIMAGES_USE_F2FS := true
+TARGET_COPY_OUT_VENDOR := vendor
+
+# Kernel
+BOARD_KERNEL_CMDLINE := bootopt=64S3,32N2,64N2 androidboot.configfs=true androidboot.selinux=permissive buildvariant=eng
+TARGET_PREBUILT_KERNEL := $(DEVICE_PATH)/prebuilt/Image.gz-dtb
+BOARD_KERNEL_BASE := 0x40078000
+BOARD_KERNEL_PAGESIZE := 2048
+BOARD_RAMDISK_OFFSET := 0x14f88000
+BOARD_KERNEL_TAGS_OFFSET := 0x13f88000
+BOARD_FLASH_BLOCK_SIZE := 131072 # (BOARD_KERNEL_PAGESIZE * 64)
+BOARD_MKBOOTIMG_ARGS += --ramdisk_offset $(BOARD_RAMDISK_OFFSET)
+BOARD_MKBOOTIMG_ARGS += --tags_offset $(BOARD_KERNEL_TAGS_OFFSET)
+BOARD_KERNEL_IMAGE_NAME := Image.gz-dtb
+TARGET_KERNEL_ARCH := arm64
+TARGET_KERNEL_HEADER_ARCH := arm64
+TARGET_KERNEL_SOURCE := kernel/realme/RMX1831
+TARGET_KERNEL_CONFIG := RMX1831_defconfig
+
+# Platform
+TARGET_BOARD_PLATFORM := 
+
+# Hack: prevent anti rollback
+PLATFORM_SECURITY_PATCH := 2099-12-31
+PLATFORM_VERSION := 16.1.0
+
+# TWRP Configuration
+TW_THEME := portrait_hdpi
+TW_EXTRA_LANGUAGES := true
+TW_SCREEN_BLANK_ON_BOOT := true
+TW_INPUT_BLACKLIST := "hbtp_vm"
+TW_USE_TOOLBOX := true

device.mk

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+#
+# Copyright (C) 2020 The Android Open Source Project
+# Copyright (C) 2020 The TWRP Open Source Project
+# Copyright (C) 2020 SebaUbuntu's TWRP device tree generator
+#
+# 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.
+#
+
+LOCAL_PATH := device/realme/RMX1831
+

omni_RMX1831.mk

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+#
+# Copyright (C) 2020 The Android Open Source Project
+# Copyright (C) 2020 The TWRP Open Source Project
+# Copyright (C) 2020 SebaUbuntu's TWRP device tree generator
+#
+# 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.
+#
+
+# Inherit from those products. Most specific first.
+$(call inherit-product, $(SRC_TARGET_DIR)/product/core_64_bit.mk)
+$(call inherit-product-if-exists, $(SRC_TARGET_DIR)/product/embedded.mk)
+$(call inherit-product, $(SRC_TARGET_DIR)/product/full_base_telephony.mk)
+$(call inherit-product, $(SRC_TARGET_DIR)/product/languages_full.mk)
+
+# Inherit from RMX1831 device
+$(call inherit-product, device/realme/RMX1831/device.mk)
+
+# Inherit some common Omni stuff.
+$(call inherit-product, vendor/omni/config/common.mk)
+$(call inherit-product, vendor/omni/config/gsm.mk)
+
+# Device identifier. This must come after all inclusions
+PRODUCT_DEVICE := RMX1831
+PRODUCT_NAME := omni_RMX1831
+PRODUCT_BRAND := realme
+PRODUCT_MODEL := Realme RMX1831
+PRODUCT_MANUFACTURER := realme
+PRODUCT_RELEASE_NAME := realme Realme RMX1831

recovery.fstab

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+/system         ext4    /dev/block/platform/bootdevice/by-name/system            flags=backup=1;wipeingui
+/system_image   emmc    /dev/block/platform/bootdevice/by-name/system            flags=flashimg=1
+/vendor         ext4    /dev/block/platform/bootdevice/by-name/vendor            flags=display="Vendor";backup=1;wipeingui
+/vendor_image   emmc    /dev/block/platform/bootdevice/by-name/vendor            flags=display="Vendor Image";backup=1;flashimg=1
+/data           ext4    /dev/block/platform/bootdevice/by-name/userdata          flags=encryptable=/dev/block/platform/bootdevice/by-name/metadata
+/misc		emmc	/dev/block/platform/bootdevice/by-name/para
+/cache          ext4    /dev/block/platform/bootdevice/by-name/cache             flags=backup=1;wipeingui;wipeduringfactoryreset
+/boot           emmc    /dev/block/platform/bootdevice/by-name/boot              flags=display="Boot";backup=1;flashimg=1
+/recovery       emmc    /dev/block/platform/bootdevice/by-name/recovery          flags=display="Recovery";backup=1;flashimg=1
+/persist        ext4    /dev/block/platform/bootdevice/by-name/persist           flags=display="Persist";backup=1
+
+/external_sd    auto    /dev/block/mmcblk1p1            /dev/block/mmcblk1       flags=display="External SDcard";storage;wipeingui;removable;backup=0
+/usbotg         auto    /dev/block/sda1                 /dev/block/sda           flags=display="Usb-Otg";storage;removable;backup=0

recovery/root/init.rc

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+import /init.recovery.logd.rc
+import /init.recovery.mksh.rc
+import /init.recovery.usb.rc
+import /init.recovery.service.rc
+import /init.recovery.vold_decrypt.rc
+import /init.recovery.${ro.hardware}.rc
+
+on early-init
+    # Apply strict SELinux checking of PROT_EXEC on mmap/mprotect calls.
+    write /sys/fs/selinux/checkreqprot 0
+
+    # Set the security context for the init process.
+    # This should occur before anything else (e.g. ueventd) is started.
+    setcon u:r:init:s0
+
+    # Set the security context of /postinstall if present.
+    restorecon /postinstall
+
+    start ueventd
+
+service set_permissive /sbin/permissive.sh
+    oneshot
+    seclabel u:r:recovery:s0
+
+on init
+    export PATH /sbin:/system/bin
+    export LD_LIBRARY_PATH /sbin
+
+    export ANDROID_ROOT /system
+    export ANDROID_DATA /data
+    export EXTERNAL_STORAGE /sdcard
+
+    mount cgroup none /acct cpuacct
+    mkdir /acct/uid
+
+    mkdir /system
+    mkdir /data
+    mkdir /cache
+    mkdir /sideload
+    mount tmpfs tmpfs /tmp
+
+    chown root shell /tmp
+    chmod 0775 /tmp
+
+    write /proc/sys/kernel/panic_on_oops 1
+    write /proc/sys/vm/max_map_count 1000000
+
+on fs
+    mount pstore pstore /sys/fs/pstore
+    mkdir /dev/usb-ffs 0770 shell shell
+    mkdir /dev/usb-ffs/adb 0770 shell shell
+    mount functionfs adb /dev/usb-ffs/adb uid=2000,gid=2000
+
+on boot
+    ifup lo
+    hostname localhost
+    domainname localdomain
+
+    class_start default
+
+# Load properties, pre-Android 6.0
+on load_all_props_action
+    load_all_props
+
+# Load properties, Android 6.0+
+on load_system_props_action
+    load_system_props
+
+# Load properties, Android 6.0+, vendor init lives here
+on load_persist_props_action
+    load_persist_props
+
+on firmware_mounts_complete
+    rm /dev/.booting
+
+# Mount filesystems and start core system services.
+on late-init
+    trigger early-fs
+    trigger fs
+    trigger post-fs
+    trigger post-fs-data
+
+    # Load properties, pre-Android 6.0
+    trigger load_all_props_action
+
+    # Load properties from /system/ + /factory after fs mount. Place
+    # this in another action so that the load will be scheduled after the prior
+    # issued fs triggers have completed.
+    trigger load_system_props_action
+
+    # Load properties, Android 6.0+, vendor init lives here
+    trigger load_persist_props_action
+
+    # Remove a file to wake up anything waiting for firmware
+    trigger firmware_mounts_complete
+
+    trigger early-boot
+    trigger boot
+
+on property:sys.powerctl=*
+   powerctl ${sys.powerctl}
+
+service ueventd /sbin/ueventd
+    critical
+    seclabel u:r:ueventd:s0
+
+service adbd /sbin/adbd --root_seclabel=u:r:su:s0 --device_banner=recovery
+    disabled
+    socket adbd stream 660 system system
+    seclabel u:r:adbd:s0
+
+# Always start adbd on userdebug and eng builds
+on property:ro.debuggable=1
+    #write /sys/class/android_usb/android0/enable 1
+    #start adbd
+    setprop service.adb.root 1
+
+# Restart adbd so it can run as root
+on property:service.adb.root=1
+    write /sys/class/android_usb/android0/enable 0
+    restart adbd
+    write /sys/class/android_usb/android0/enable 1

recovery/root/init.recovery.hlthchrg.rc

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+# charger for Android 8.0 and up
+
+service charger /charger -r
+    critical
+    seclabel u:r:charger:s0

recovery/root/init.recovery.mksh.rc

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+on init
+    export ENV /etc/mkshrc

recovery/root/init.recovery.mt6771.rc

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+on init
+    mkdir /config
+    mount configfs none /config
+    mkdir /config/usb_gadget/g1 0770 shell shell
+    write /config/usb_gadget/g1/idVendor 0x18d1
+    write /config/usb_gadget/g1/idProduct 0xd001
+    mkdir /config/usb_gadget/g1/strings/0x409 0770
+    write /config/usb_gadget/g1/strings/0x409/serialnumber ${ro.serialno}
+    write /config/usb_gadget/g1/strings/0x409/manufacturer ${ro.product.manufacturer}
+    write /config/usb_gadget/g1/strings/0x409/product ${ro.product.model}
+    mkdir /config/usb_gadget/g1/configs/b.1 0777 shell shell
+    mkdir /config/usb_gadget/g1/configs/b.1/strings/0x409 0770 shell shell
+    mkdir /config/usb_gadget/g1/functions/ffs.adb
+    setprop sys.usb.ffs.aio_compat 1
+
+on property:ro.debuggable=0
+    # distinguish USB shoulde connect or not, i.e. CDP vs SDP
+    write /sys/class/udc/musb-hdrc/device/cmode 2
+    # set charging free due to it wait for USB activation
+    start adbd
+
+on property:sys.usb.ffs.ready=1
+    write /config/usb_gadget/g1/UDC "none"
+    rm /config/usb_gadget/g1/configs/b.1/f1
+    rm /config/usb_gadget/g1/configs/b.1/f2
+    write /config/usb_gadget/g1/configs/b.1/strings/0x409/configuration "adb"
+    write /config/usb_gadget/g1/idVendor 0x18d1
+    write /config/usb_gadget/g1/idProduct 0xd001
+    symlink /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/b.1/f1
+    write /config/usb_gadget/g1/UDC "musb-hdrc"
+
+on property:ro.mtk_emmc_support=1
+    # Support A/B feature for emmc boot region
+    symlink /dev/block/mmcblk0boot0 /dev/block/platform/bootdevice/by-name/preloader_a
+    symlink /dev/block/mmcblk0boot1 /dev/block/platform/bootdevice/by-name/preloader_b
+
+on property:ro.mtk_ufs_booting=1
+    # Support A/B feature for ufs boot region
+    symlink /dev/block/sda /dev/block/platform/bootdevice/by-name/preloader_a
+    symlink /dev/block/sdb /dev/block/platform/bootdevice/by-name/preloader_b
+

recovery/root/init.recovery.service.rc

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+on boot
+
+# For starting recovery on 5.0 and newer
+service recovery /sbin/recovery
+    seclabel u:r:recovery:s0