Automated ADB/Fastboot updater **AMD64 ONLY** - Chromebooks

I made a little sh script that updates the native ADB and Fastboot to revision 1:7.0.0+r33-1 (The latest as of debian stretch)
The script requires chromebrew because it needs the chromebrew binutils binary to unpack debian packages.
Other requirements are: be in dev mode and have rootfs verification disabled.
If you don't have chromebrew it will try to grab it automatically for you. I would advice having a backup image on hand in case you get black screened'. I've only tested this on my chromebook pro and it works like a charm However it SHOULD work on all amd64 devices.
I'm not responsible for anything that goes wrong, use at your own risk
to run simply extract the script to your Downloads folder and
Code:
sh ~/Downloads/adbFastbootUpdater.sh

Related

Optware for Android released by Novaports

Optware was originally developed as a distribution mechanism for software for the Open Source Linux project for the Linksys NSLU2 (a small low cost network storage device). That consumer storage device ran on Linux, and the community opened it up, but they needed a lightweight distribution mechanism for their lightweight devices.
Since 2004 Optware has been adopted by a variety of Linux communities and device developers including the webOS community working on the Palm Pre and Pixi, and developers for devices as diverse as Asus WL-500g,WL-HDD, WL-500gx, WL-500gP routers, the Synology DS-101 and DS-101g+ NAS devices.
At its core, Optware is a package manager to allow you to easly install and uninstall cross-compiled linux applications on your device over the internet. At this time, optware supports the automatic download and installation of over 1500 programs. (See the list at the end of the wiki article.)
Why should I use Optware?
Like the original slug, android devices lack a distribution mechanism to install Linux/command line tools programs and utilities. Many in the Android community who want or need to do command line processing on their device use a chroot of some sort (Debian seems popular) to get their distribution and package management tools. With Optware, it becomes possible to simply run whatever utility or program you want on the native underlying Linux.
Additionally, Optware For Android installs openSSH making it possible to access your Nook from any PC with SSH capability, and sets up an unprivileged username/password login system for the device at the command line. All in all then, since it can be installed with a single script, since it's lightweight, and since it's designed for small and embedded devices, Optware is a perfect fit for the Android community.
Optware for Nook is the first Optware for Android release by the Novaports team and is their gift to the Android community members who have helped them so much with information on Android devices.
What does it do?
The Optware bootstrap installed the IPKG package manager. It installs the optware Busybox. It installs openSSH and makes the ssh demon persistent. It creates an unprivileged user with a username and password you choose.
See Installation instructions and details at the Optware for Android page at Nookdevs.com
For completeness of licensing compliance, the source code for all optware package can be found at the following locations:
1) build scripts at svn.nslu2-linux.org in the /svnroot/optware/ area
2) tarballs at sources.nslu2-linux.org in the /sources area (this is a *large* directory)
To contribute code to Optware, see www . nslu2-linux . org in the /wiki/Optware/AddAPackageToOptware area
-- Rod Whitby
-- Original NSLU2-Linux Project Lead and Optware Architect
This works beautifully! Thank you!
Gonna try this and see if i can get samba to work.. a SMB mount over wifi would be awsome...
Many thanks!
I don't suppose there's a quick and easy way to completely remove optware?... not looking forward to culling through scripts and manually un-doing it all.....
adduser: not found
When it gets to the part in the install script to add the username of the unprivileged user, I enter a name, then it says: adduser: not found.
If it helps, I am using Rooted Stock 1.1.
Anyone get Optware to install on CM7 (newer nightly)
I am running CM7 #103 and would love to have optware installed.
But I get Fail if I try to use the method from Nookdevs
Tonight when I have more time I will look at the errors and see if I can tell what is up.
It looked like partially due to missing dir's for one (/tmp)
madrascafe said:
Gonna try this and see if i can get samba to work.. a SMB mount over wifi would be awsome...
Click to expand...
Click to collapse
The market has your answer and it's free:
https://market.android.com/details?id=com.funkyfresh.samba&feature=search_result
Am I the only one that wants Optware on CM7?
It goes fine on a manualnootered 1.2.0 NC But I prefer CM7 (And use the nightlies)
I would love to get this going on my NC as well. Running CM7 N121 w/ 6/30/2011 OC kernel. Was able to manually work past the tmp directory problem you mentioned, but I can't seem to execute the ipkg binary or installed. I've verified it indeed exists in the path I'm trying to execute it from, it has +x perms for user/ group/ other, but it always gives the error below:
/data/opt/bin/ipkg: not found
I've tried messing with bin directory and ipkg binary ownership, but no dice. If anything it should at least find it even if permissions aren't correct.
Looks like the contents of the binary reference ELF libraries which sounds like an issue attempting to execute in an Android environment. Going to see if I can chroot an environment that will work for it.
Sent from my NookColor using Tapatalk
This is happening because it's looking for /lib/ld-linux.so.3, and not finding it. I worked around by
ln -s /data/opt/lib/ld-linux.so.3 /lib/ld-linux.so.3
I also had to make these links:
ln -s /data/opt /opt
ln -s /data/tmp /tmp
And then set this:
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/opt/lib
export PATH=$PATH:/opt/bin/:/opt/sbin
in my bash profile to get things to start working.
One problem is my symlinks seem to get erased every reboot. I worked around by re-creating them in my bash profile, but I wish I knew how to make them permanent. This may be a ROM specific thing - this was written for a rooted stock nook, and I'm on an Epic running SFR.
I do not have a ld-linux.so.3 file on my NC w/ CM7 125
I have many other errors that show up:
Downloading the latest ipkg-opt package from the Optware package feed:
Connecting to ipkg.nslu2-linux.org (140.211.169.161:80)
wget: can't open 'ipkg-opt_0.99.163-10_arm.ipk': File exists
(NOTE the above file 'ipkg-opt_0.99.163-10_arm.ipk' does not exist
(on my NC - from a find / -name ipkg-opt_0.99.163-10_arm.ipk)
Updating the Optware package database:
ERROR: Failed to update the local Optware package database
Updating the Optware package database:
/data/optware-bootstrap-0.0.1.shar: ipkg-opt: not found
ERROR: Failed to update the local Optware package database
Any ideas?
The actual file it needs is /data/opt/lib/ld-linux.so.3 - you need to create a symlink in /lib in order to see it. But I think that file comes from the optware installer - if the installer is failing, you won't have it there either. It sounds like you may have bits of a previous install that failed, and it's preventing the install from running properly. Try looking at the log in /data/tmp for more info. After that, try rm -rf /data/tmp/* to clean up the old install and trying again.
Thank You for any pointers.
I deleted everything in /data/tmp first last attempt - like you suggested.
Same result
I have it down to only this error now when I run it (optware-bootstrap-0.0.1.shar):
Updating the Optware package database:
optware-bootstrap-0.0.1.shar: ipkg-opt: not found
ERROR: Failed to update the local Optware package database
ipkg-opt should be in /data/opt/bin. Check to see if it's there... if not, something went wrong in one of the previous steps - probably somewhere around "Downloading the latest ipkg-opt package from the Optware package feed". See if wget is actually downloading anything, where it's putting it, and what it's doing with it afterwards.
If it is there, try running it manually. If you see /data/opt/bin/ipkg or /data/opt/bin/ipkg-opt but it claims it's not there when you run it, it may be a library linking error. Mine was looking for /lib/ld-linux.so.3 but it was actually installed at /data/opt/lib/ld-linux.so.3. mount -o remount,rw followed by ln -s /data/opt/lib/ld-linux.so.3 /lib/ld-linux.so.3 fixed that. I also had to run
ln -s /data/opt /opt
ln -s /data/tmp /tmp
before things started working.
By the way:
ntfsprogs - NTFS filesystem libraries and utilities
Could that be of any use? At the moment, it's not possible to mount NTFS storage on the NC
i would love to know how you guys get to this point even. When i try to install the very fist line of the script is an error and then nothing at all happens .... something about not finding busybox or something of that nature.
So you guys are getting WAY farther than I've been able to.
Tkx Tonygoes.
It is there in /data/opt/bin but it reports /data/opt/bin/ipkg: not found
I cannot find a ld-linux.so.3 on my NC at all.
I did the other links et al fro your comments also
obsid:
Try post 12 above:
and I had some other suggestions from someone:
might try thses FIRST the script seems to do it but may not actually get it done.
mount -o remount,rw / /
mount -o remount,rw /dev/block/mmcblk0p5 /system
you should also if tried before do this: rm -rf /data/tmp/
then do the items in post #12 above
NOTE for me the ln -s to ld-linux.so.3 does not work as I do not have that file on my system

[Q] Compiled source for android

Hi all
Im using Galaxy Mini (Android 2.3.6) and have installed Ubuntu 9.04 jaunty via Linux Installer. Using(on phone) Ubuntu and cx_Freeze i can compile Python scripts to source code(for armv6l) and install it (on Ubuntu) and it works well but when i move it to Android and run command from Terminal Emulator im getting toast with message root get administrator privileages(a few times) to time when shows superuser force update, phone getting laggy and i must take off battery and turn it on again.
directory tree of source files:
--------------------------------------
usr(dir)
----bin(dir)
--------print(file, run print from /usr/lib/print-0.1/ dir)
----lib(dir)
--------print-0.1(dir)
------------*.so(files)
------------*.zip(archive with freezed Python libs)
------------print(file)
--------------------------------------
and files in /system/xbin/
print file
--------------------------------------
#!/system/bin/sh
su -c "/system/xbin/print.sh"
--------------------------------------
print.sh file
--------------------------------------
#!/system/bin/sh
export print="/usr/bin/print"
print
--------------------------------------
My Questions:
1. Why it not works while files are compiled on armv6l to armv6l processor?
2. Can i somehow make that works?(How? or Why?)
3. Is there a way to make linux gui for android?(Why?)

Dev Tools AARCH64 - bash, busybox, ssh srv/client, rsync, nano, live ramdisk patcher

Here we have a collection of development tools I've either created/painstakingly compiled or scavenged from other developers that I've found useful for this device. All of these files can be run directly from the device (via adb) without the need for external tools. Obviously this goes without saying, but you need to run a lot of this stuff as root for it to be useful. Theoretically they should work on any device with the aarch64 architecture.
bash
Good old BASH interpreter. Pretty sure I compiled this one myself. I think I statically linked it too so it should work in TWRP.
busybox
Self explanatory. Scavenged from elsewhere (probably cyanogenmod).
patchboot script
Made this myself; you have to edit the script to your own purposes prior to using it. Place the script in its own directory with the busybox and bash binaries. Basically what this does is take a boot.img file in the same directory as the script, splits it up into its components, decompresses the ramdisk, recompresses the ramdisk, and reconstitutes it into newboot.img. The whole purpose of this is to allow you to modify the ramdisk contents live on the device. Needs to be run with bash interpreter (./bash patchboot), and depends on busybox binary in the same directory. I've added some useful ### comments with an example of how to pull the current boot.img, how to add binary services to the boot image to run as as root at startup, and how to flash the new boot image back to the device.
dbserver script
Script to start an SSH server via the dropbear binary (pulled from SSHDroid app) in public key authentication mode. I have this start up automatically on my device via patchboot script above. 4 things to be aware of:
You need a dropbear_rsa_host_key file including a pub/priv key for SSH.
You allow clients in via the .ssh/authorized_keys file
Use the 'root' user to login.
This will create a /data/data/berserker.android.apps.sshdroid/home/ directory - so you probably shouldn't use this AND have SSHDroid installed at the same time.
ssh
dropbear SSH client. Scavenged it from an unknown source on XDA. dropbear is an enormous pain in the ass to compile for aarch64 - credit to whoever made this.
nano - Compiled this one myself.
Holy crap! nano text editor! No more annoying adb push/pull for on-device script editing Only works if you're ssh'ed into the device (I couldn't get it to work via ADB). Depends on the nano_bin file and terminfo directory (should be placed in the same directory as the nano script).
rsync
Compiled this myself. I set this up using the patchboot script above to backup my device to an rsync server daily (using the ssh client above).
dropbear multibinary added in a separate zip to the first post (recompiled it myself). Tested and operational for ssh client/server purposes (so you no longer need two separate binaries). It looks for the .ssh directory (containing known_hosts and authorized_keys files) in the current working directory at the time of binary execution.

Touchpad Toolbox, How to unpack and repack

What is the Touchpad Toolbox?
https://forum.xda-developers.com/showthread.php?t=2756314
A set of Scripts (programs) that allows:
Easily manage LVM, one of the greatest features of the TP.
https://wiki.archlinux.org/index.php/LVM
Create Android, WebOS volumens, or total reset.
It can make a fresh /boot directory installation adding moboot.
Reflash the battery Firmware
Install specific, older version of recovery and Rom.
How is done?
https://webos-internals.org/wiki/Angstrom_on_Touchpad
A small Linux OS is built into an img (ext2) file system and is loaded into memory as a RAMDisk.
Angstrom v2015.01
Built from branch: master
Revision: 038d832
Target system: arm-angstrom-linux-gnueabi
This information is from the file angstrom-version located in the /etc folder of the RAMDisk.
Following this instructions will unpack the RAMDisk and Kernel, then can be repack as it would with any Android system.
All this is done on Linux ubuntu 18.04 x64 system. If you have any other OS you can install Linux as a virtual machine.
1 .Create a directory
hptoolbox
2. Unzip TPToolbox-2015-01-08-v42.zip to the directory hptoolbox (http://downloads.codefi.re/jcsullins/cmtouchpad/tptoolbox/TPToolbox-2015-01-08-v42.zip
3. Open terminal in the hptoolbox directoty and paste the following commands.
Code:
dumpimage -i TPToolbox-2015-01-08-v42.bin uImage.kernel
dumpimage -i TPToolbox-2015-01-08-v42.bin -p 1 RAMDisk_Compress
dd if=RAMDisk_Compress of=RAMDisk.xz bs=64 skip=1
xz -d RAMDisk.xz
## The RAMDisk which is 67.1MB is a Linux rev 0.0 ext2 filesystem data img file.
4. Creat a loop disk to have read and write access of the RAMDisk
Code:
sudo udisksctl loop-setup -f RAMDisk
## Mapped file RAMDisk as /dev/loop16 (this is only on my system and it will be different on others)
5. Mount the 67 MB Loop Device, it can easly be done using Disks
6. Open your file manager as sudo in (my system is nautilus, it can be different on other Linux)
Code:
[email protected]:~$ sudo nautilus
[sudo] password for ubuntu:
7. The settings for the ToolBox are in /usr/tptoolbox.
You have complete control on all the files, but read what each script says on top:
Code:
# This script is Copyright (c) 2014 James Sullins, All rights reserved.
# James (JC) Sullins, aka jcsullins
# No modifications or distribution without permission
To repack the Kernel and RAMDisk
1. Unmount the RAMDisk img and Detach the loop device
2 Open terminal in the hptoolbox directory and paste the following commands.
Code:
mkimage -A arm -T ramdisk -C none -n RAMDisk -d RAMDisk uImage.RAMDisk
mkimage -A arm -T multi -C none -n "Tenderloin ToolBOX Modified" -d uImage.kernel:uImage.RAMDisk uImage.ToolBox_Modified
In my system I can not make RAMDisk using xz compression but it works uncompress is just a 70MB file.
If the RAMDisk is compress using (( xz -9 RAMDisk )) then the file size will be as the original but it will not be recognized by the kernel at boot.
3. To load using the novacom driver:
Code:
novacom boot mem:// <uImage.ToolBox_Modified
Many thanks to jcsullins for creating the ToolBox ,which allowed many users to easily transition to Android from WebOS and gave new life to a device that could have been in landfills many years ago. In my opinion this has been the greatest Tool for the TP and finding out how it works made it even more amazing!
HP_TOUCHPAD said:
What is the Touchpad Toolbox?
--SNIP--
Click to expand...
Click to collapse
You've done a great job figuring that out HP_TOUCHPAD! As a result, if Sullins agreed (assuming he would even answer the request), the TPToolbox could be modified fairly easily to handle the latest ROMS, GAPPS, and RECOVERIES. For example, it turns out that there is an unused parameter that would allow TPToolbox to install the zipfiles without any checks. Additionally, it is simple to bypass having to install a GAPPS with the ROM, or to keep all checks but the one that checks for a compatible GAPPS..
shumash said:
You've done a great job figuring that out HP_TOUCHPAD! As a result, if Sullins agreed (assuming he would even answer the request), the TPToolbox could be modified fairly easily to handle the latest ROMS, GAPPS, and RECOVERIES. For example, it turns out that there is an unused parameter that would allow TPToolbox to install the zipfiles without any checks. Additionally, it is simple to bypass having to install a GAPPS with the ROM, or to keep all checks but the one that checks for a compatible GAPPS..
Click to expand...
Click to collapse
Thank you, and yes the ToolBox can be modified very easily only if JSullins agreed.
But there is only one section that needs to be modified to update the toolbox and make compatible with all ROMS now and forever. In my opinion there is no need for the Toolbox to install any ROMS as that is the work of TWRP to do and it does it well.
This is the only modification that needs to be done to update the toolbox and make it useful forever!
In the folder toolbox/bin/make_boot (open the script)
add the following under this line : (do_run cp /usr/tptoolbox/data/moboot /mnt/boot/uImage.moboot)
Code:
do_run cp /usr/tptoolbox/data/uImage.TWRP /mnt/boot/uImage.TWRP
do_run cp /usr/tptoolbox/data/android.default.recovery /mnt/boot/android.default.recovery
do_run cp /usr/tptoolbox/data/moboot.default /mnt/boot/moboot.default
do_run cp /usr/tptoolbox/data/uImage.ToolBOX /mnt/boot/uImage.ToolBOX
copy the files to /usr/tptoolbox/data/
uImage.TWRP
android.default.recovery
moboot.default
uImage.ToolBOX (this is the toolbox.bin, renamed it to be loadable from the moboot menu.
save the script.
I do not need to tell you "the Linux Guru" what is going on, but just for the record.
When recreating the boot it will install TWRP into boot and also the ToolBOX.
Reboot and now you have TWRP and also the ToolBOX in the moboot menu and you can install any ROM using TWRP.
This will make it super easy for all users to start fresh!
Complete reset (it will install TWRP, recovery by default) nothing extra for the user to do!
Reflash battery firmare
Resize Android volumens
Reboot and install ROM
I do not think it can be any easier for anyone than this and the change is minimal!
HP_TOUCHPAD said:
Thank you, and yes the ToolBox can be modified very easily only if JSullins agreed.
But there is only one section that needs to be modified to update the toolbox and make compatible with all ROMS now and forever. In my opinion there is no need for the Toolbox to install any ROMS as that is the work of TWRP to do and it does it well.
--SNIP--
I do not think it can be any easier for anyone than this and the change is minimal!
Click to expand...
Click to collapse
I like what you're suggesting, but it's not that easy. I think you're creating a different application. The python scripts need to be modified to remove the "Install Android" option. Making users decide how to (re)install non-datamedia (DM) or DM ROMS by themselves was one of the things HPToolbox solved. I think that a better way is just to prevent all the checks that are done for three zips, gapp/rom capatibility, etc. and let users install the gapps themselves, although I can see a way to expand the allowable gapps dictionary to include the latest versions
Additionally, unless you resize /boot (which is fixed in one of the python scripts and may require lots of other changes), users who want to retain WebOS (there may be one or two left.) won't be able to install Android because there won't be enough room having uImage.TPToolbox there.
shumash said:
I like what you're suggesting, but it's not that easy. I think you're creating a different application.
There is no changes to the menu is only adding uImage.TWRP to be copy to boot.
In the Toolbox MAIN MENU
The option: Complete Data Reset
Call the script: toolbox/bin/make_boot
It will completely erase and format boot then copy files located in (/usr/tptoolbox/data/) over to /boot
It is part of the toolbox option and how it works. Nothing needs to be added or the main script modified.
By adding this code to the already (toolbox/bin/make_boot) script
Code:
do_run cp /usr/tptoolbox/data/uImage.TWRP /mnt/boot/uImage.TWRP
do_run cp /usr/tptoolbox/data/android.default.recovery /mnt/boot/android.default.recovery
do_run cp /usr/tptoolbox/data/moboot.default /mnt/boot/moboot.default
And copy those files to (/usr/tptoolbox/data/).
When the user select the option in the MENU to Complete Data Reset, it will do as always the only difference is, it will install TWRP automatically, which in my opinion it needs to be there to install and back up.
The python scripts need to be modified to remove the "Install Android" option. Making users decide how to (re)install non-datamedia (DM) or DM ROMS by themselves was one of the things HPToolbox solved.
The Install Android can be there as is and do as you are suggesting which is to remove the limitation and be able to install any recovery or gapps
I think that a better way is just to prevent all the checks that are done for three zips, gapp/rom capatibility, etc. and let users install the gapps themselves, although I can see a way to expand the allowable gapps dictionary to include the latest versions.
Yes that is perfect and the way it should have been from the beginning, to allow installation of any ROM. There is nothing malicious that anybody can do to brick the device. Reloading the toolbox (novacom boot mem:// < uImage.Toolbox) will recreate everything even if /boot is destroy.
Additionally, unless you resize /boot (which is fixed in one of the python scripts and may require lots of other changes), users who want to retain WebOS (there may be one or two left.) won't be able to install Android because there won't be enough room having uImage.TPToolbox there.
Click to expand...
Click to collapse
Correct if uImage.Toolbox ( 11 MB ) file is copy to boot and TWRP there will be 8 MB left for one uImage boot file, only one OS will be able to boot.
That could be an option and does not need to be copy to boot, but it could make it easier for "Android only users" to have it handy and no PC will be required to load it again.
Here is another simple quick modification to avoid confusion and make it easier.
When you select Install Android, the USB media is mounted and a directory /ttinstall is created. At the same time the directory is created a shortcut (link) can be place of a landing web page where the links to all ROM and Recovery can be download from, that the user can click and download the correct Recovery, ROM and gapps.
Make it super easy and avoid confusion of what to install and where to get it from. It could be a landing page any where that can be updated.
This is another issue to think about. To load any uImage to fix a problematic TP, a PC is need it with novacom drivers install.
This is the command that will fix any TP:
novacom boot mem:// <
If novacom is not install in the user PC or not working properly nothing can be done.
Idea.
Create a basic Linux OS, bare minimum that will run anywhere. Have the novacom install and the toolbox in it, with a basic browser to get the files.
The Linux OS can be distributed as a Live CD (.iso) that can be booted on any PC. This will guarantee that the novacom driver will work and load the toolbox or any other uImage into the TP.
I made my own live CD of Ubuntu 18.04 ( is a 2GB file ) that has everything set up and do any kind of work on the TP and be able to use it on any PC.
HP_TOUCHPAD said:
__SNIP__
Click to expand...
Click to collapse
All good ideas, but this is much easier.
shumash said:
All good ideas, but this is much easier.
Click to expand...
Click to collapse
Crazy complicated !
Take a very close look at the steps.
" 1) complete data reset"
Before this happens the novacom driver needs to be install. It used to be an easy one to do, but with new OS, windows or Linux it can get complicated. Nothing can be done unless this driver is properly install and the environment is properly set to load the uImage. This can easily create errors and frustration and not a successful install.
The universal Java installer used to work, not any more. It will be great to have a portable novacom driver, but I do not know if that is even possible to load and work in different OS.
But anyways doing the first steps is to load the Toolbox to do a complete data reset.
Well if the toolbox is modified, once the complete data reset is done uImage.TWRP will be already copy into boot.
The only thing you have to do is reboot the device select TWRP and do the installation as regular.
No more steps need it, and nothing else to download or install.
One step and done!
But now you need to run:
TWRP_TmpLoad_v03_win.bat
Then install TWRP, because is temporally loaded in memory.
What it does is loading uImage.TWRP using:
novacom boot mem:// <uImage.TWRP
The same way the Toolbox gets loaded in the first place.
If the Toolbox restriction gets remove then it will install TWRP, and then reboot.
Like I said the magic command is:
novacom boot mem://
Any boot uImage can be load it that way, but the only thing that will reset everything is the Toolbox.

[GUIDE]Dual boot ChromeOS with Linux or Windows on almost any device

Dual Boot ChromeOS with Linux or Windows!
Update 1: This thread has been fully rewritten for Windows too!
Update 2: Added Steps for Arch Based Distros!
This guide will tell you how you can dual boot ChromeOS with Linux or Windows! This guide is based on the official GitHub page!
Update2: Added troubleshoot section: Added ChromeOS not detecting fix​
INDEX
• About
• Requierments
• Downloads
• Intel CPUs
• Types of recoveries
• AMD CPUs
• Linux Installation
• Preparing environment
• Installation
◦ Gparted
◦ Secureboot
• Windows Installation
• Preparing Linux Environment
◦ Preparing Environment
◦ Installation
◦ Secureboot
• Troubleshoot
• Fix ChromeOS not detecing
• Credits
About​ChromeOS, is an Operating system based on Gentoo Linux and designed by Google based on the ChromiumOS an open source project but unlike that ChromeOS is not open source, ChromeOS uses Google API and has intergrated Google Apps and Google Chrome as its interface! It also supports android apps!
Why chromeOS ? ChromeOS is a very smooth OS unlike other Android-x86 projects it is a fully functional and powerful OS, though it is not an ideal choice for gaming because it does not support the keymapping function. But if it ever gets Key Mapping there is no better option for running android for your PC other than chromeOS
Brunch, To keep it short and simple brunch is a framework which can help you to run ChromeOS on your Device even if its not a chromebook!
Requierments
​
• qs-x86_64 based computer with UEFI boot support (you can check that just search on google if you don’t know)
◦ With MBR patch your MBR/Legacy device might be supported
• Administrator Permissions
• Should have an Intel CPU (check conditions for that too)
◦ Intel 1st gen Core are supported only till ChromeOS 81 (This release may not be available anymore)
◦ Atom, Celeron and Pentium processors are supported since Baytrail and later versions!
• AMD Ryzen and AMD Stoney Ridge are supported, but it is limited
• Nvidia GPUs are not supported (if you have one then its ok, but ChromeOS won’t detect it)
• No Virtual Machines (VMs) are supported
• ARM CPUs are not supported at all, No luck guys
• Intel Core 2 Duo and older CPUs are not supported
Now if you are supported then Great! Lets move on!
DOWNLOADS
NOTE: you can even download the eve image which is the best as its the official Pixelbook recovery, but remember the boot chances are less with that so If you don't have time/data download from the below images
Intel CPUs​
• If your CPU is 10th and 11th gen open this Link note the versions and proceed to download from HERE but before read below
◦ 11th gen and some 10th gen CPUs may need kernel 5.10
• If your CPU is 1st gen to 9th gen then after opening this Link, note the versions and proceed to download from HERE and before downloading read below,
Stable Builds​
For daily and frequent use [Recommeneded for average users],
these builds are reliable and are pretty stable for day-to-day use and are recommended.
Beta Builds​
Good for daily use and more Beta features [Recommended],
these builds are pretty stable and relaible with a few more Beta features and just a few bugs. These are recommended and also if the stable build is not availible.
Dev Builds​
Buggy and more features [Power users only, Not Recommended],
these builds are not very stable and are buggy but have more features! Not recommended for daily use. These builds are ideal for developers who want to test out some features (Liveboot)
Canary Builds​
Unstable! Experimental feaatures! [NOT Recommended][DEVs ONLY],
These builds have a lot of bugs but the most of the features! These builds are not intended for average users and are only for testing.
AMD CPUs​
• For Stoney Ridge and Bristol Ridge Click Here but before read the above info carefully
and proceed to download from HERE
• For Ryzen Click here but read above before downloading then carefully
and proceed to download from HERE
• for Ryzen 4xxx devices you need kernel 5.10
As of I am writing this I have an Intel 10th gen CPU and the Stable builds are unavailable so I will be downloading the BETA Build which are quite stable too!
Now we have to also download Brunch, download the latest stable version from HERE
LINUX​
Prerequisites,
• You should be on a Linux Distro
• Root access
• Atleast 16gb storage you can give to the OS
• Your PC should support Brunch
• Some basics of linux terminal (if not I recommend to learn because this helps in troubleshooting problems)
• Grub2 Bootloader
Preparing the Environment​
Now open Terminal by Ctrl+Alt+T
and run,
Lets enable super user permissions using the following command
Bash:
sudo su
Enter password if it asks and hit enter
Debian based Distros:
Its a good thing to update and upgrade the packages by running this command,
Bash:
sudo apt update && upgrade
Lets install the required packages the command below will install pv, tar, unzip, cgpt and gparted,
Bash:
sudo apt install pv tar unzip cgpt gparted
Arch Based Distros:
Bash:
sudo pacman -Syu pv tar unzip gparted && yay -S cgpt
Side Notes
____________________________________________________________________________________
pv,
Pipe Viewer, known as pv is a package which allows the user for the monitering of data being sent through pipe, it helps the user by giving them a visual display
Tar,
tape archive. Known as tar is used to create and extract archive files in the format of .tar, .tar.gz etc...
Cgpt,
Cgpt is a tool to manipulate GUID Partition Table from command line. It also supports ChromiumOS extentions
Gparted,
Gparted is an Advanced disk manager, its simple yet powerful UI makes it easier to create, delete or modify any partition!
Unzip
unzip command simply extracts zip files!
_____________________________________________________________________________________
Now lets go into Documents using the cd command cd simply means change directory
Bash:
cd Documents
Now lets create a new folder and open that to keep things clean and tidy
mkdir command means make directory (make folder) and cd is change to directory
Bash:
mkdir ChromeOS && cd ChromeOS
now cut/move the downloaded files to documents/ChromeOS from your file manager
Installation​
Now we will extract the tar.gz archive using tar we previously downloaded! Tar calles the command to run tar and zxvf is to extract the file in format of tar.gz
Bash:
tar zxvf brunch_ filename.tar.gz
Replace the brunch_filename.tar.gz from your actual bruch file’s name
now we also want to extract the chromeos zip file this file can be extracted by using the unzip command!
Bash:
unzip chromeos_ filename.bin.zip
Replace the chromeos_filename.bin.zip from your actual chromeOS file’s name
once done
if you already have an empty disk and are deciding to use that for installation then just check these things:
the partition should be ext4 or ntfs (ext4 recommended)
if not or if you don’t know what partition is it then
1. open Gparted and if under the file system your partion shows ext4 then close Gparted and if not then
2. right click the patition then
3. select format to and
4. select ext4 after that
5. click the ✓ logo and proceed after that
6. close Gparted.
If you don’t have a free partition or you want to create a different partition then,
minimize terminal and open Gparted (if you ran the first command it is automatically installed).
1. Now open Gparted and
2. Resize your storage and free up 16-100 gb of storage, to do that right click the partition you want to give storage from,
3. Click on the resize/move and
4. In the Free space following (MiB) text box enter the amount of storage you want to give to chromeOS in MB and click resize,
5. now you will notice a new space created called unallocated right click on it then click on new.
6. Now select Create as Primary Partion and File System: ext4 and click add! Now again click the ✓ Icon and proceed.
Also in Gparted note the name of your ChromeOS partition below the “Partition” table
for eg: /dev/sda11, /dev/mmcblk0p5 or /dev/nvme0n1p4
now open terminal,
now we will create a new mountpoint for that we will create a new directory using mkdir. The ~ is a symbol of your home directory so ~/tmpmount actually means home/tmpmount!
Bash:
mkdir -p ~/tmpmount
Now its time to mount the partition at the mountpoint
now this command will mount your partition named dev/partion to tmpmount!
Bash:
sudo mount /dev/partition ~/tmpmount
here replace the ‘partition’ to your partition name you saw in Gparted
Now
as we did before replace the chromeos_filename.bin to your actual file’s name and also replace the size from the amount of storage you want to give to chromeOS, minimum 16gb maximum your choice.
This command runs the chromeos-install.sh file in bash this file runs the installer! With the source (-src) being chromeos.bin file and the destination (-dst) being ~/tmpmount/chromeos.img and the size (-s) is what you desire
Bash:
sudo bash chromeos-install.sh -src chromeos_filename.bin -dst ~/tmpmount/chromeos.img -s size
Now if it asks for confirmation then type yes in the prompt
Now after it is over you should see something like this:
**************************************************************
menuentry "ChromeOS" --class "brunch" {
rmmod tpm
search --no-floppy --set=root --file /chromeos.img
loopback loop /chromeos.img
source (loop,12)/efi/boot/settings.cfg
if [ -z $verbose ] -o [ $verbose -eq 0 ]; then
linux (loop,7)$kernel boot=local noresume noswap loglevel=7 options=$options chromeos_bootsplash=$chromeos_bootsplash $cmdline_params \
cros_secure cros_debug loop.max_part=16 img_uuid=8191adfb-ab27-4e4d-a12e-b9e49aa1b466 img_path=/chromeos.img \
console= vt.global_cursor_default=0 brunch_bootsplash=$brunch_bootsplash quiet
else
linux (loop,7)$kernel boot=local noresume noswap loglevel=7 options=$options chromeos_bootsplash=$chromeos_bootsplash $cmdline_params \
cros_secure cros_debug loop.max_part=16 img_uuid=8191adfb-ab27-4e4d-a12e-b9e49aa1b466 img_path=/chromeos.img
fi
initrd (loop,7)/lib/firmware/amd-ucode.img (loop,7)/lib/firmware/intel-ucode.img (loop,7)/initramfs.img
}
menuentry "ChromeOS (settings)" --class "brunch-settings" {
rmmod tpm
search --no-floppy --set=root --file /chromeos.img
loopback loop /chromeos.img
source (loop,12)/efi/boot/settings.cfg
linux (loop,7)/kernel boot=local noresume noswap loglevel=7 options= chromeos_bootsplash= edit_brunch_config=1 \
cros_secure cros_debug loop.max_part=16 img_uuid=8191adfb-ab27-4e4d-a12e-b9e49aa1b466 img_path=/chromeos.img
initrd (loop,7)/lib/firmware/amd-ucode.img (loop,7)/lib/firmware/intel-ucode.img (loop,7)/initramfs.img
*******************************************************************
Now copy the text similar to this from your terminal and paste it in a notes app or save it somewhere.
Now the end is near!
Now run this command which will copy the given
Bash:
sudo cp /etc/grub.d/40_custom /etc/grub.d/99_brunch
Running this command will open the nano text editor to edit these files,
Bash:
sudo nano /etc/grub.d/99_brunch
Now a file will open,
1. Now paste the text you copied before in a new line
2. then press Ctrl+X then type y to save it and hit enter
Now lastly run,
Debian:
Bash:
sudo update-grub
and
Bash:
sudo update-grub2
Arch:
Bash:
sudo pacman -Syu
this will update your grub configuration!
Now for those who have secure boot enabled you will have to follow some extra steps.
Now there are 2 ways:
• Way 1 [run if Way 2 does not work]: Go to BIOS Setup and simply disable SecureBoot and boot into ChromeOS
• Way 2 [Recomended]: Download the file from this link and paste the file in the ChromeOS folder
open terminal and run:
Bash:
cd Documents/ChromeOS
Bash:
sudo mokutil --import brunch.der
and thats it!
Windows​
Prerequesites,
• Administrator access
• you have to give atleast 16gb to ChromeOS minimum, the disk should be
bitlocker disabled, and the format should be NTFS
• Windows Subsystem for Linux 2 (WSL2) or use Cygwin
• pv, tar, unzip and cgpt should be installed
• Basic Linux command knowledge
Preparing the Linux Environment​
• For windows 10 and 11 users
Open Powershell and run
Code:
wsl –install
thats it
NOTE: You must be running Windows 10 version 2004 and higher (Build 19041 and higher) or Windows 11.
• for Windows 7 & 8/8.1 (works for windows 10 and 11 too)
Download and install Cygwin from HERE
after this run the CygWin terminal (for CygWin users) and for WSL2 users launch it!
Preparing Environment​
And run this
Bash:
sudo apt update && sudo apt -y install pv cgpt tar unzip
If the process ends with errors then run this:
Bash:
sudo add-apt-repository universe
and run
Bash:
sudo apt update && sudo apt -y install pv cgpt tar unzip
Installation​
Bash:
cd /mnt/c/Users/username/Downloads
Here replace the username by your actual username
Now run,
Bash:
tar zxvf brunch_filename.tar.gz
replace the brunch_filename.tar.gz from the real filename
Now run,
Bash:
unzip chromeos_filename.bin.zip
Here replace chromeos_filename.bin.zip from the actual filename (cmon you know the drill)
Now run,
Bash:
mkdir /mnt/c/Users/username/brunch
Again replace the username from the real username (if you want to install it in C disk)
Run,
Bash:
mkdir /mnt/d/brunch
(if you want to install in Disk D)
Now run,
Bash:
sudo bash chromeos-install.sh -src chromeos_filename.bin -dst /mnt/c/Users/username/brunch/chromeos.img -s size
Here replace chromeos_filename.bin from the real one, and replace size from the storage you want to provide (give atleast 16 gb)
Now Install Grub2Win from HERE
and run it
then click on the Manage Boot Menu and then add a new entry
Select the create user section from the type section.
Now open chromeos.grub.txt saved earlier, it will be in the same directory and copy the grub boot entries saved in that file and copy them to Grub2win
then click Ok and Apply to save the entries into Grub2win
To prevent windows from locking the NTFS partition I recommend you to switch off secureboot!
Troubleshoot​
ChromeOS boot fix
this fix includes:
• Grub bootloader does not show up
• PC/Laptop directly boots into the MainOS
• the menu boot time is too short
• etc
Now there is a common issue where you have installed ChromeOS but the grub menu does not show up and your PC directly boots into the MainOS (Windows/Linux) these steps will help you fix it!
open terminal and run
Bash:
sudo apt install gedit
this will install Gedit
Gedit
is a simple text editor which is commonly used to edit system files
next run,
Bash:
sudo gedit /etc/default/grub
This will open a text document in gedit
If it asks for password then type it
Now the usual default format of the text document is like this:
# If you change this file, run 'update-grub' afterwards to update
# /boot/grub/grub.cfg.
# For full documentation of the options in this file, see:
# info -f grub -n 'Simple configuration'
GRUB_DEFAULT=0
GRUB_TIMEOUT_STYLE=hidden
GRUB_TIMEOUT=0
GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null || echo Debian`
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""
# Uncomment to enable BadRAM filtering, modify to suit your needs
# This works with Linux (no patch required) and with any kernel that obtains
# the memory map information from GRUB (GNU Mach, kernel of FreeBSD ...)
#GRUB_BADRAM="0x01234567,0xfefefefe,0x89abcdef,0xefefefef"
# Uncomment to disable graphical terminal (grub-pc only)
#GRUB_TERMINAL=console
# The resolution used on graphical terminal
# note that you can use only modes which your graphic card supports via VBE
# you can see them in real GRUB with the command `vbeinfo'
#GRUB_GFXMODE=640x480
# Uncomment if you don't want GRUB to pass "root=UUID=xxx" parameter to Linux
#GRUB_DISABLE_LINUX_UUID=true
# Uncomment to disable generation of recovery mode menu entries
#GRUB_DISABLE_RECOVERY="true"
# Uncomment to get a beep at grub start
#GRUB_INIT_TUNE="480 440 1"
Now you will see GRUB_TIMEOUT_STYLE=hidden
here replace the hidden from menu
next
in GRUB_TIMEOUT=0 change 0 from any number this is for how many seconds the grub menu should be visible, I recommend replacing 0 from 30.
thats it! save the file and run the command:
Bash:
sudo update-grub
and
Bash:
sudo update-grub2
Reboot now you should be able to see chromeOS in your menu!
Credits,
• Google
• Android
• ChromeOS Devs
• GitHub
• XDA
• Brunch
• Project Croissant
• Me
-Manav Harsana
possible windows 11?
ismatovvsanjarbek said:
possible windows 11?
Click to expand...
Click to collapse
This thread is for linux, I will add for windows
ismatovvsanjarbek said:
possible windows 11?
Click to expand...
Click to collapse
Added tutorial for windows!
Cygwin uses less data (and storage space) than the WSL route, right?
Also from what I understand there's no need to setup a dedicated partition for brunch? I had used Puppy Linux earlier where the file system could be located in a folder.
Edit: Cygwin does indeed use very little data no more than 30MB downloaded in the default config.
Edit2: Couldn't run the commands in Cygwin. Some error about sudo not being found. WSL2 was easy to install and didn't take more than 500MB data.
amn1987 said:
Cygwin uses less data (and storage space) than the WSL route, right?
Also from what I understand there's no need to setup a dedicated partition for brunch? I had used Puppy Linux earlier where the file system could be located in a folder.
Edit: Cygwin does indeed use very little data no more than 30MB downloaded in the default config.
Edit2: Couldn't run the commands in Cygwin. Some error about sudo not being found. WSL2 was easy to install and didn't take more than 500MB data.
Click to expand...
Click to collapse
I mean we can install it but 1. Its better to keep it clean ig 2. I am lazy im not gonna add another method for sometime atleaset. For that Cygwin thing idk I use Arch btw so idk about cygwin and stuff
I cant find the way to download beta or dev image, https://chromiumdash.appspot.com/serving-builds?deviceCategory=Chrome OS only allow download stable version
oldman20 said:
I cant find the way to download beta or dev image, https://chromiumdash.appspot.com/serving-builds?deviceCategory=Chrome OS only allow download stable version
Click to expand...
Click to collapse
Thats because the dev or beta build for the model may not be their, wait it out or try someother image

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