Sosboot-ng

Description

New generation of sosboot R5 recovery tool.
SOSBoot is the AC100 Swiss Army knife. It's a minimalistic self containing linux system designed to solely fit inside the Recovery partition of the AC100.
Currently SOSBoot consist of five parts: Linux kernel, Buildroot rootfs, U-Boot bootloader, packing tools and custom scripts

Where to download source and binary

• Current sosboot-ng source code location
• Current sosboot-ng binaries location

Current features

• Include upstream kernels (stable and mainline)
• Have serial console working with getty login
• Kernel config have all AC100 hardware enabled for testing
• Working sysV init
• Include android installer
• Include more tools to test
  • usbtools
  • wireless-tools
  • bluez-utils
  • alsa-utils

How to run binary

• Install tegrarcm opensource tool from Nvidia
  • Tegrarcm source code location
• Load directly to AC100 ram from PC with tegrarcm tool
  • Connect AC100 to PC with miniUSB and start APX mode CTRL+ESC+POWER

    # tegrarcm readbct --bct=ac100.bct
    # tegrarcm --bct=ac100.bct --bootloader=<sosboot-ng binary name .bin> --loadaddr=0x108000

Included scripts

1. Multifunctional script to switch from factory proprietary fastboot bootloader to U-Boot
   1. Name: switch-to-uboot
      1. Location:

         # /switch-to-uboot

      2. This script is SFX archive you can extract its content to some folder this way, for example if you need run individual parts of script:

         # mkdir /tmp/switch
         # /switch-to-uboot --noexec --keep --target /tmp/switch/

2. Script to simplify installation of Android system with gpt partition table and U-Boot bootloader
   1. android installer
      1. Location:

         # /installer

How get sources and compile it manually

1. Install git-repo tool if you dont have one yet:

   $ curl https://storage.googleapis.com/git-repo-downloads/repo > ~/bin/repo
   $ chmod a+x ~/bin/repo

2. Create working folder and move inside it

   $ mkdir sosboot
   $ cd sosboot

3. Init git-repo manifest branch
   1. For development branch:

      $ repo init -u git://github.com/ac100-ru/sosboot-manifests.git -b for-next

   2. or for stable branch:

      $ repo init -u git://github.com/ac100-ru/sosboot-manifests.git -b sosboot-ng

4. Download sources:

   $ repo sync

5. Compile sources:

   $ ./build_all

6. Clean whole sources if want to recompile:

   $ ./clean_all

Advanced topics

• If you need recompile for example only kernel

$ ./scripts/clean_sosboot
$ ./scripts/clean_sos-uboot
$ ./scripts/clean_kernel
$ ./build_all