Firmware 2.2.1 with iBoot-385.22
Facts :
i. arm7_go only comes with Firmware 2.1.1
ii. We all loves latest firmware.
Notes : (Found it on google)
1. Put device into DFU
2. Upload ibss.dfu (2.1.1 ibss.dfu – command: irecovery -f ibss.dfu)
3. Unplug device/replug (screen goes white)
4. Spawn a shell (irecovery -s)
5. Upload iboot.img3 (2.1.1 iboot – command: /sendfile iboot.img3)
6. Type ‘go’
7. Type ‘/exit’ then spawn another shell (command: irecovery -s)
8. Upload payload (command: /sendfile 0wnboot.bin)
9. Type ‘arm7_go’
10. Type ‘image list’
Currently I am dumping boot rom. Don’t get me wrong.
I am not expecting myself to discover any exploit there. Just dump for fun.
For any redsn0w, 0wnboot updates. Stick back to chronic’s or iphone-dev blog.
This is not the right place.