Looks like it partially works atleast until it gets to the boot image and errors out...
Upon looking at the contents of the output folder using the --diff to merge incremental with dumped firmware it looks like the output filesizes are still smaller than expected on the other images as well..... I don't know if this is due to filesystem types of what? Running for a OnePlus Nord N20 5G. The GN2200 to be exact.
Here is an output from my fstab:
(I have removed the disclaimer notes between each section except the very first to save space)
Psyk0n4ut:
OP515AL1@android:/ $ su
root@android:/ # cat /vendor/etc/fstab
Copyright (c) 2019 - 2020, The Linux Foundation. All rights reserved.
#
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided
with the distribution.
* Neither the name of The Linux Foundation nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
#
THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Android fstab file.
The filesystem that contains the filesystem checker binary (typically /system) cannot
specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK
Looks like it partially works atleast until it gets to the boot image and errors out... Upon looking at the contents of the output folder using the --diff to merge incremental with dumped firmware it looks like the output filesizes are still smaller than expected on the other images as well..... I don't know if this is due to filesystem types of what? Running for a OnePlus Nord N20 5G. The GN2200 to be exact.
Here is an output from my fstab: (I have removed the disclaimer notes between each section except the very first to save space) Psyk0n4ut: OP515AL1@android:/ $ su root@android:/ # cat /vendor/etc/fstab
Copyright (c) 2019 - 2020, The Linux Foundation. All rights reserved.
#
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are
met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above
copyright notice, this list of conditions and the following
disclaimer in the documentation and/or other materials provided
with the distribution.
* Neither the name of The Linux Foundation nor the names of its
contributors may be used to endorse or promote products derived
from this software without specific prior written permission.
#
THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Android fstab file.
The filesystem that contains the filesystem checker binary (typically /system) cannot
specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK
/dev/block/bootdevice/by-name/modem /vendor/firmware_mnt vfat ro,shortname=lower,uid=1000,gid=1000,dmask=227,fmask=337,context=u:object_r:firmware_file:s0 wait,slotselect
Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
#
Android fstab file.
The filesystem that contains the filesystem checker binary (typically /system) cannot
specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK
system /system ext4 ro,barrier=1,discard wait,slotselect,logical,first_stage_mount system_ext /system_ext ext4 ro,barrier=1,discard wait,slotselect,logical,first_stage_mount product /product ext4 ro,barrier=1,discard wait,slotselect,logical,first_stage_mount vendor /vendor ext4 ro,barrier=1,discard wait,slotselect,logical,first_stage_mount odm /odm ext4 ro,barrier=1,discard wait,slotselect,logical,first_stage_mount /dev/block/by-name/metadata /metadata ext4 noatime,nosuid,nodev,discard wait,formattable,first_stage_mount /dev/block/bootdevice/by-name/persist /mnt/vendor/persist ext4 noatime,nosuid,nodev,barrier=1 wait#/dev/block/bootdevice/by-name/userdata /data f2fs noatime,nosuid,nodev,discard,reserve_root=32768,resgid=1065,fsync_mode=nobarrier latemount,wait,check,formattable,quota,reservedsize=128M,checkpoint=fs /dev/block/bootdevice/by-name/misc /misc emmc defaults defaults /devices/platform/soc/4784000.sdhci/mmc_host /storage/sdcard1 vfat nosuid,nodev wait,voldmanaged=sdcard1:auto,encryptable=footer /devices/platform/soc/.ssusb/.dwc3/xhci-hcd..auto* /storage/usbotg vfat nosuid,nodev wait,voldmanaged=usbotg:auto /dev/block/bootdevice/by-name/modem /vendor/firmware_mnt vfat ro,shortname=lower,uid=1000,gid=1000,dmask=227,fmask=337,context=u:object_r:firmware_file:s0 wait,slotselect /dev/block/bootdevice/by-name/dsp /vendor/dsp ext4 ro,nosuid,nodev,barrier=1 wait,slotselect /dev/block/bootdevice/by-name/bluetooth /vendor/bt_firmware vfat ro,shortname=lower,uid=1002,gid=3002,dmask=227,fmask=337,context=u:object_r:bt_firmware_file:s0 wait,slotselect
Copyright (c) 2018 The Linux Foundation. All rights reserved.
#
Android fstab file.
The filesystem that contains the filesystem checker binary (typically /system) cannot
specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK
system /system ext4 ro,barrier=1 wait,avb=vbmeta_system,logical,first_stage_mount product /product ext4 ro,barrier=1 wait,avb=vbmeta_system,logical,first_stage_mount vendor /vendor ext4 ro,barrier=1 wait,avb=vbmeta_vendor,logical,first_stage_mount
ifdef VENDOR_EDIT
Haoran.Zhang@PSW.TECH.Euclid.2221709, 2019/08/05, Modify for enable super partition
my_odm /odm ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_product /my_product ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_engineering /my_engineering ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail
other mount
todo
my_company /my_company ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_carrier /my_carrier ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_region /my_region ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_heytap /my_heytap ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_stock /my_stock ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail my_preload /my_preload ext4 ro,barrier=1 wait,logical,first_stage_mount,nofail
endif
/dev/block/by-name/metadata /metadata ext4 noatime,nosuid,nodev,discard wait,formattable,wrappedkey,first_stage_mount
/dev/block/bootdevice/by-name/userdata /data f2fs noatime,nosuid,nodev,discard,reserve_root=32768,resgid=1065,fsync_mode=nobarrier latemount,wait,resize,check,formattable,fileencryption=ice,wrappedkey,quota,reservedsize=128M,sysfs_path=/sys/devices/platform/soc/1d84000.ufshc,checkpoint=fs
/dev/block/bootdevice/by-name/cache /cache ext4 nosuid,noatime,nodev,barrier=1 wait/dev/block/bootdevice/by-name/persist /mnt/vendor/persist ext4 noatime,nosuid,nodev,barrier=1 wait/dev/block/bootdevice/by-name/boot /boot emmc defaults defaults /dev/block/bootdevice/by-name/recovery /recovery emmc defaults defaults
/dev/block/bootdevice/by-name/misc /misc emmc defaults defaults /devices/platform/soc/8804000.sdhci/mmc_host /storage/sdcard1 vfat nosuid,nodev wait,voldmanaged=sdcard1:auto,encryptable=footer /devices/platform/soc/1da4000.ufshc_card/host /storage/sdcard1 vfat nosuid,nodev wait,voldmanaged=sdcard1:auto,encryptable=footer /devices/platform/soc/.ssusb/.dwc3/xhci-hcd..auto /storage/usbotg vfat nosuid,nodev wait,voldmanaged=usbotg:auto /dev/block/bootdevice/by-name/spunvm /mnt/vendor/spunvm vfat rw,shortname=lower,uid=1000,gid=1000,dmask=007,fmask=007,context=u:object_r:spunvm_file:s0 wait /dev/block/bootdevice/by-name/modem /vendor/firmware_mnt vfat ro,shortname=lower,uid=1000,gid=1000,dmask=222,fmask=333,context=u:object_r:firmware_file:s0 wait /dev/block/bootdevice/by-name/dsp /vendor/dsp ext4 ro,nosuid,nodev,barrier=1 wait/dev/block/bootdevice/by-name/bluetooth /vendor/bt_firmware vfat ro,shortname=lower,uid=1002,gid=3002,dmask=227,fmask=337,context=u:object_r:bt_firmware_file:s0 wait
ifdef VENDOR_EDIT
Runsheng.Pei@PSW.AD.Storage.ReservePartition.1207580, 2017/12/29, Add for new reserve partition/dev/block/bootdevice/by-name/opporeserve2 /mnt/vendor/opporeserve ext4 nosuid,nodev,noatime,barrier=1 wait,check
endif
Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
#
Android fstab file.
The filesystem that contains the filesystem checker binary (typically /system) cannot
specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK
hubaolinu@BSP.Fingerprint.Secure, 2020/10/20, change the initial permission of vendor/firmware_mnt
system /system ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,avb_keys=/avb/q-gsi.avbpubkey:/avb/r-gsi.avbpubkey:/avb/s-gsi.avbpubkey system /system erofs ro wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,avb_keys=/avb/q-gsi.avbpubkey:/avb/r-gsi.avbpubkey:/avb/s-gsi.avbpubkey system_ext /system_ext ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_system,logical,first_stage_mount system_ext /system_ext erofs ro wait,slotselect,avb=vbmeta_system,logical,first_stage_mount product /product ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_system,logical,first_stage_mount product /product erofs ro wait,slotselect,avb=vbmeta_system,logical,first_stage_mount vendor /vendor ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_vendor,logical,first_stage_mount vendor /vendor erofs ro wait,slotselect,avb=vbmeta_vendor,logical,first_stage_mount odm /odm ext4 ro,barrier=1,discard wait,slotselect,logical,first_stage_mount,avb_keys=/vendor/etc/oplus_avb.pubkey odm /odm erofs ro wait,slotselect,logical,first_stage_mount,avb_keys=/vendor/etc/oplus_avb.pubkey /dev/block/by-name/metadata /metadata ext4 noatime,nosuid,nodev,discard wait,check,formattable,first_stage_mount /dev/block/bootdevice/by-name/persist /mnt/vendor/persist ext4 noatime,nosuid,nodev,barrier=1 wait/dev/block/bootdevice/by-name/userdata /data f2fs noatime,nosuid,nodev,discard,inlinecrypt,reserve_root=32768,resgid=1065,fsync_mode=nobarrier latemount,wait,resize,check,formattable,fileencryption=aes-256-xts:aes-256-cts:v2+inlinecrypt_optimized+wrappedkey_v0,keydirectory=/metadata/vold/metadata_encryption,metadata_encryption=aes-256-xts:wrappedkey_v0,quota,reservedsize=128M,checkpoint=fs /dev/block/bootdevice/by-name/misc /misc emmc defaults defaults
ifdef OPLUS_FEATURE_STORAGE_MOUNT
Xuefeng.Peng@ANDROID.STORAGE.0, 2020/11/30, Add for REMOVE Adoptable
/devices/platform/soc/4784000.sdhci/mmc_host* /storage/sdcard1 vfat nosuid,nodev wait,voldmanaged=sdcard1:auto,encryptable=footer
/devices/platform/soc/4784000.sdhci/mmc_host* /storage/sdcard1 vfat nosuid,nodev wait,voldmanaged=sdcard1:auto
endif
/devices/platform/soc/.ssusb/.dwc3/xhci-hcd..auto /storage/usbotg vfat nosuid,nodev wait,voldmanaged=usbotg:auto /dev/block/bootdevice/by-name/modem /vendor/firmware_mnt vfat ro,shortname=lower,uid=1000,gid=1000,dmask=222,fmask=333,context=u:object_r:firmware_file:s0 wait,slotselect
/dev/block/bootdevice/by-name/dsp /vendor/dsp ext4 ro,nosuid,nodev,barrier=1 wait,slotselect /dev/block/bootdevice/by-name/bluetooth /vendor/bt_firmware vfat ro,shortname=lower,uid=1002,gid=3002,dmask=227,fmask=337,context=u:object_r:bt_firmware_file:s0 wait,slotselect
ifdef OPLUS_FEATURE_STORAGE
Xuefeng.Peng@ANDROID.STORAGE.0, 2020/12/24, Add for GKI
/dev/block/by-name/oplusreserve2 /mnt/vendor/oplusreserve ext4 nosuid,nodev,noatime,barrier=1 check,first_stage_mount,nofail
liwei@BSP.kernel.stability, 2021/9/30 port the /mnt/oplus/op2 solution, to solve system process have no permission to /mnt/vendor
use /mnt/oplus/op2 instead to fix the data/persist_log/oplusreserve occasionally mount fail problem
/dev/block/bootdevice/by-name/oplusreserve2 /mnt/oplus/op2 ext4 nosuid,nodev,noatime,barrier=1 check,first_stage_mount,nofail
endif
Copyright (c) 2019-2020 The Linux Foundation. All rights reserved.
# #
Android fstab file.
The filesystem that contains the filesystem checker binary (typically /system) cannot
specify MF_CHECK, and must come before any filesystems that do specify MF_CHECK
hubaolinu@BSP.Fingerprint.Secure, 2020/10/20, change the initial permission of vendor/firmware_mnt
system /system ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,avb_keys=/avb/q-gsi.avbpubkey:/avb/r-gsi.avbpubkey:/avb/s-gsi.avbpubkey system /system erofs ro wait,slotselect,avb=vbmeta_system,logical,first_stage_mount,avb_keys=/avb/q-gsi.avbpubkey:/avb/r-gsi.avbpubkey:/avb/s-gsi.avbpubkey system_ext /system_ext ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_system,logical,first_stage_mount
system_ext /system_ext erofs ro wait,slotselect,avb=vbmeta_system,logical,first_stage_mount product /product ext4 ro,barrier=1,discard wait,slotselect,avb=vbmeta_system,logical,first_stage_mount product /product erofs ro wait,slotselect,avb=vbmeta_system,logical,first_stage_mount vendor /vendor ext4 ro,barrier=1,discard wait,slotselect,avb,logical,first_stage_mount vendor /vendor erofs ro wait,slotselect,avb,logical,first_stage_mount odm /odm ext4 ro,barrier=1,discard wait,slotselect,avb,logical,first_stage_mount odm /odm erofs ro wait,slotselect,avb,logical,first_stage_mount /dev/block/by-name/metadata /metadata ext4 noatime,nosuid,nodev,discard wait,check,formattable,first_stage_mount /dev/block/bootdevice/by-name/persist /mnt/vendor/persist ext4 noatime,nosuid,nodev,barrier=1 wait/dev/block/bootdevice/by-name/userdata /data f2fs noatime,nosuid,nodev,discard,reserve_root=32768,resgid=1065,fsync_mode=nobarrier latemount,wait,check,formattable,encryptable=footer,quota,reservedsize=128M,checkpoint=fs /dev/block/bootdevice/by-name/misc /misc emmc defaults defaults /devices/platform/soc/4784000.sdhci/mmc_host /storage/sdcard1 vfat nosuid,nodev wait,voldmanaged=sdcard1:auto,encryptable=footer /devices/platform/soc/.ssusb/.dwc3/xhci-hcd..auto* /storage/usbotg vfat nosuid,nodev wait,voldmanaged=usbotg:auto /dev/block/bootdevice/by-name/modem /vendor/firmware_mnt vfat ro,shortname=lower,uid=1000,gid=1000,dmask=222,fmask=333,context=u:object_r:firmware_file:s0 wait,slotselect /dev/block/bootdevice/by-name/dsp /vendor/dsp ext4 ro,nosuid,nodev,barrier=1 wait,slotselect /dev/block/bootdevice/by-name/bluetooth /vendor/bt_firmware vfat ro,shortname=lower,uid=1002,gid=3002,dmask=227,fmask=337,context=u:object_r:bt_firmware_file:s0 wait,slotselect root@android:/ #
from cat /vendor/etc/*fstab