[BOOTLOADER] 2nd-bootloader for Custom ROMs on KFireHD 7" [06/24 CM12.1/TWRP 2.8.7.0]

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persano

Senior Member
Nov 25, 2012
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Buenos Aires
smb347 charger is built into the Kindle Fire HD.

Sent from my DROID RAZR HD using Tapatalk 2

i plugged it into my usb with an adapter, i think this will take a wile, because of the bootloop but now i will wait, if i could i will pull the battery but i cant, dont have the tools.

i will want a nexus 7 xD, i think its more easier, but i dont have the money :(, but i think i can fix it, i m not going to be sad, i will make all i can do so i can get this working!. cant enter recovery! i have a recovery bootloop because i used rom toolbox to enter to recovery (stupid rom toolbox)
 
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Hashcode

Senior Recognized Developer
Sep 3, 2011
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Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

can you get fastboot working?

you can try resetting the bootmode to 1.

fastboot -i 0x1949 oem idme bootmode 1

are you seeing blue logo at all?

Sent from my DROID RAZR HD using Tapatalk 2
 

persano

Senior Member
Nov 25, 2012
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Buenos Aires
can you get fastboot working?

you can try resetting the bootmode to 1.

fastboot -i 0x1949 oem idme bootmode 1

are you seeing blue logo at all?

Sent from my DROID RAZR HD using Tapatalk 2

no, i only installed recovery,my tablet didnt charged

i got a lg full charger (not a usb with adaptator and i will leave it all night connected to see if my tablet charges, i think that pull the batttery will be the best but i cant i dont have hte tools
 
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Hashcode

Senior Recognized Developer
Sep 3, 2011
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Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

safestrap doesnt allow for new kernels. and to support full functioning android 4.2 kernel updates are required.

Sent from my DROID RAZR HD using Tapatalk 2
 

Hashcode

Senior Recognized Developer
Sep 3, 2011
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Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

persano, how were you able to only flash recovery but not the stack or boot.img, and without fastboot working?

what function in rom toolbox did you use?

Sent from my DROID RAZR HD using Tapatalk 2
 

hamidwt

Senior Member
Oct 11, 2012
98
12
Hi all,

I can boot in FastBoot but can not do a baclup of my system

Code:
adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/boot
adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/recovery
adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/system # This will take a few minutes

Launch the firstm command but nothing append still waiting...

Guys i also have this problem, i have factory cable it works properly, i can reboot fastboot with the command that hashcode mentioned but i can't get backup.
 

mechanizedmedic

Senior Member
Oct 25, 2011
68
14
silicon forest
Hi,

Maybe i'm wrong, but you need to start the KF normally, connect your usb cable a launch all command to do the backup.

Regards
Dexx

I'm having the same issue on Ubuntu 12.04. I wasn't able to make a backup in fastboot or booted normally. I only get the following:

Code:
matthew@darth:~/android-sdk-linux/platform-tools$ adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/boot
failed to copy '/dev/block/platform/omap/omap_hsmmc.1/by-name/boot' to './boot': Permission denied

I can get an adb shell and gain # access but the pull isn't working for me for some noobish reason. :crying:
 

jailuis

Senior Member
Oct 3, 2012
199
12
jlrcdevteam.blogspot.com
Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

Sorry for the dumb question but I cant seem to find the answer... Where should i pit the recovery and freedom files? In the Platform-tools folder?

Sent from my KFTT using Tapatalk 2
 

dexxa05

Senior Member
May 5, 2007
504
66
Metz
I'm having the same issue on Ubuntu 12.04. I wasn't able to make a backup in fastboot or booted normally. I only get the following:

Code:
matthew@darth:~/android-sdk-linux/platform-tools$ adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/boot
failed to copy '/dev/block/platform/omap/omap_hsmmc.1/by-name/boot' to './boot': Permission denied

I can get an adb shell and gain # access but the pull isn't working for me for some noobish reason. :crying:

I'm a noob too but try to launch the command with sudo priviliege.

like:

Code:
sudo adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/boot

Regards
Dexx
 

dexxa05

Senior Member
May 5, 2007
504
66
Metz
I'm having the same issue on Ubuntu 12.04. I wasn't able to make a backup in fastboot or booted normally. I only get the following:

Code:
matthew@darth:~/android-sdk-linux/platform-tools$ adb pull /dev/block/platform/omap/omap_hsmmc.1/by-name/boot
failed to copy '/dev/block/platform/omap/omap_hsmmc.1/by-name/boot' to './boot': Permission denied

I can get an adb shell and gain # access but the pull isn't working for me for some noobish reason. :crying:

Hi try this :

Code:
adb shell su -c 'dd if=/dev/block/platform/omap/omap_hsmmc.1/by-name/recovery of=/sdcard/recovery.img'
adb shell su -c 'dd if=/dev/block/platform/omap/omap_hsmmc.1/by-name/boot of=/sdcard/boot.img'
adb shell su -c 'dd if=/dev/block/platform/omap/omap_hsmmc.1/by-name/system of=/sdcard/system.img'

Found on this thread : http://xdaforums.com/showpost.php?p=37588387&postcount=23
 
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craby1925

Senior Member
Nov 17, 2010
337
33
Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

Hey, I'm curious. If we a running the Reverend's set up with boot.IMG, recovery.IMG and cm10, should we try to switch over to this?

Sent from my Amazon Kindle Fire HD using Tapatalk HD
 

Hashcode

Senior Recognized Developer
Sep 3, 2011
3,424
23,730
Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

No. i wouldn't swap to this if you are already running Rev's setup. This setup is based on running stock Amazon OS (for now)

His boot.img has a copy of the original 2nd-bootloader in it.

Ill see if Rev can put out an updated build which includes the latest 2nd-bootloader.

Sent from my DROID RAZR HD using Tapatalk 2
 

smirkis

Senior Member
Oct 8, 2010
1,820
611
San Diego, CA
All of you having issues doing adb backup, need to boot to normal OS first, enable usb debugging and then perform adb backup!

fastboot is only for flashing/wiping/reflashing kernels/bootloaders/recoveries

a bunch of you should step back a bit if you don't understand fastboot/adb. knowing what adb/fastboot do and when to use them is much more important then you having a custom bootloader or recovery on your device, as it takes knowing what they do/when to use them to get the bootloader/recovery on your device.

i highly recommend anyone trying to do any of this, to have a fastboot cable handy!
 

persano

Senior Member
Nov 25, 2012
1,612
263
25
Buenos Aires
No. i wouldn't swap to this if you are already running Rev's setup. This setup is based on running stock Amazon OS (for now)

His boot.img has a copy of the original 2nd-bootloader in it.

Ill see if Rev can put out an updated build which includes the latest 2nd-bootloader.

Sent from my DROID RAZR HD using Tapatalk 2

now that i know that i can pull the battery , i will try to pull it !
 

Hashcode

Senior Recognized Developer
Sep 3, 2011
3,424
23,730
Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

i think you should look into firekit and getting a working fastboot driver up and running. that way you can flash back the stock recovery and reset bootmode to 1.

Sent from my DROID RAZR HD using Tapatalk 2
 

persano

Senior Member
Nov 25, 2012
1,612
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25
Buenos Aires
i think you should look into firekit and getting a working fastboot driver up and running. that way you can flash back the stock recovery and reset bootmode to 1.

Sent from my DROID RAZR HD using Tapatalk 2

i think i would need a new one from skorpion now. someone can give me the fastboot updated drivers please
 
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  • 122
    [BOOTLOADER] 2nd-bootloader for Custom ROMs on KFireHD 7" [06/24 CM12.1/TWRP 2.8.7.0]

    Introducing: Kindle Fire 2nd-bootloader + TWRP 2.8.x.x for the Kindle Fire HD 7

    *** USE AT YOUR OWN RISK! WHILE I TRY MY BEST TO PROVIDE WORKING KERNELS/ROMS, I AM NOT RESPONSIBLE IF THIS SOFTWARE OR ANYTHING I'VE WORKED ON SUDDENLY FRIES YOUR DEVICE. ***

    ** THESE FILES WILL ONLY WORK ON A KINDLE FIRE HD 7 **

    ** WHEN MODDING THE KFIRE HD YOU SHOULD HAVE WORKING FASTBOOT DRIVERS/ACCESS ON YOUR PC. **


    LOOKS LIKE NOT ALL FASTBOOT CABLES WILL AUTOMATICALLY PLACE YOU IN FASTBOOT MODE ON THE KINDLE FIRE HD 7. DOWNLOAD THE ANDROID SDK AND GO FROM THERE.
    http://developer.android.com/sdk/index.html

    Here's 1 website you can purchase a FASTBOOT adapter from (works with your normal USB cable)
    http://shop.teamblackhat.info/Factory-Adapters-motadapt.htm
    ** I don't make any commission or fee from the sales of these devices, I just know they have them on stock most of the time and ship in a reasonable time frame unlike the Chinese variants found on ebay.

    Q: How do I know if my fastboot works?
    A: With the Kindle powered down, type the following command into a cmd/terminal window on your PC (should return with: < waiting for device> ):
    fastboot -i 0x1949 getvar product

    Then connect your fastboot cable to the Kindle and reboot. It *SHOULD* show a Fastboot screen and your terminal window should show something like:
    product: Tate-XXX-XX (something here)

    Type this to reboot out of fastboot mode:
    fastboot -i 0x1949 reboot


    ** IF YOU HAVE QUESTIONS, RE-READ THROUGH THE THREAD FOR ANSWERS. WHEN YOU'RE ABSOLUTELY SURE NO ONE HAS ASKED YOUR QUESTION, GO AHEAD AND RE-READ THE THREAD AGAIN AND USE THE SEARCH FEATURE. THEN POST YOUR QUESTION IF YOU STILL CAN'T FIND THE ANSWER **



    INSTRUCTIONS FOR INSTALLING A 2ND-BOOTLOADER TO LOAD CUSTOM KERNELS / ROMS / RECOVERY:
    *** BE SURE YOU HAVE A GOOD CHARGE ON THE DEVICE ***

    STEP 1. Backup your stock partitions to your own HD for later if you need disaster recovery:
    Code:
    adb shell su -c "dd if=/dev/block/mmcblk0boot0 of=/sdcard/boot0block.img"
    adb shell su -c "dd if=/dev/block/platform/omap/omap_hsmmc.1/by-name/boot of=/sdcard/stock-boot.img"
    adb shell su -c "dd if=/dev/block/platform/omap/omap_hsmmc.1/by-name/recovery of=/sdcard/stock-recovery.img"
    adb shell su -c "dd if=/dev/block/platform/omap/omap_hsmmc.1/by-name/system of=/sdcard/stock-system.img" # This will take a few minutes
    adb pull /sdcard/boot0block.img
    adb pull /sdcard/stock-boot.img
    adb pull /sdcard/stock-recovery.img
    adb pull /sdcard/stock-system.img # This will take a few minutes
    Take those files and put them somewhere safe.

    **** MAC USERS MAY NEED TO SPARSE THE FILES FOR RE-FLASHING TO THE DEVICE. I NEED A MAC USER TO PROBABLY WORK THROUGH THAT PROCESS AND POST BACKUP COPIES OF THE STOCK PARTITIONS FOR DISASTER RECOVERY ****


    STEP 2: Download the files you will need to install 2nd-bootloader, TWRP and CM:

    ON THE FOLLOWING DEV-HOST LINKS
    USE THE BLUE "DOWNLOAD NOW" BUTTON
    -- DO NOT INSTALL AN EXECUTABLE DOWNLOADER TO YOUR SYSTEM! --
    I'LL LOOK FOR A BETTER HOST WHEN I GET MORE TIME.

    1. Stack override file:
      Mirror 1: Download "stack" from Dev-Host
    2. [12/09] kfhd7-freedom-boot-7.4.6.img (USED ONLY THE FIRST TIME -- .zip files will have their own boot.img's from now on):
      Mirror 1: Download "kfhd7-freedom-boot-7.4.6.img" from Dev-Host
      md5sum: 1628fc4750d0d49cbce41ab616a9d732
    3. [06/24] TWRP 2.8.7.0 recovery flash Image:
      Mirror 1: Download TWRP from Dev-Host
    4. CM-12.1 for the Kindle Fire HD 7 (choose the latest version from):
      Mirror 1: Downloads CM
    5. Google Apps from Android File Host:
      https://www.androidfilehost.com/?w=files&flid=25361 (Use 5.1 version!)
    6. Download the older 7.2.3 bootloader file and flash to your device via fastboot:
      Mirror 1: Download bootloader from Dev-Host
      md5sum bb029673d8f186db4dff6d38f4aa28cf
      (You SHOULD check the md5sum before using fastboot -- downloads CAN be corrupted)
    Place the CM-12.1 ROM and the gapps .zip on your device in the /sdcard area


    STEP 3. Install the stack override in /system:
    ADB commands entered while booted up into STOCK *rooted* Amazon Kindle OS -- May need to enable ADB debugging in Settings:
    [2013-08-21] edited the location where stack is placed on device due to permissions changes
    Code:
    adb push stack /sdcard/
    adb shell su -c "dd if=/sdcard/stack of=/dev/block/platform/omap/omap_hsmmc.1/by-name/system bs=6519488 seek=1"

    STEP 4. Stop the auto recovery update script (this file may or may not be present):
    Code:
    adb shell su -c "mount -o remount,rw ext4 /system"
    adb shell su -c "mv /system/etc/install-recovery.sh /system/etc/install-recovery.sh.bak"
    adb shell su -c "mount -o remount,ro ext4 /system"


    STEP 5:
    [ With the device powered off: connect your FASTBOOT USB cable to the Kindle which should cause it to power on and enter "FASTBOOT" mode. Issue the following commands into your command/terminal window on your PC 1 at a time. ]

    Code:
    fastboot -i 0x1949 flash bootloader kfhd7-u-boot-prod-7.2.3.bin
    fastboot -i 0x1949 flash boot kfhd7-freedom-boot-7.4.6.img
    fastboot -i 0x1949 flash recovery kfhd7-twrp-2.8.7.0-recovery.img
    fastboot -i 0x1949 reboot

    *DONT RE-FLASH FREEDOM-BOOT.IMG LATER AFTER FLASHING CUSTOM ROMS -- IT'S FOR STOCK AMAZON OS ONLY / FIRST INSTALL ONLY*

    ** If everything was done correctly your Kindle will reboot and you will at first see the normal Kindle Fire ORANGE logo and then it will fade and come back as a BLUE logo. **

    TO ENTER RECOVERY:
    Press the left volume button (volume up) while the logo is still YELLOW and keep pressing until the logo turns BLUE. Wait a moment and you should enter recovery.


    STEP 6:
    CM-12.1 AND GAPPS INSTALLATION:
    • (OPTIONAL) Make a backup by selecting "Backup" and then slide your finger to the right on the "Swipe to Back Up"
    • Once complete use the pentagon "Home" icon in the lower left corner of the screen
    • Now, select "Wipe"
    • Swipe the "Swipe to Factory Reset"
    • Use the "Home" icon
    • Select "Install"
    • Browse to the location on your device where you saved the CM-12.1 / GAPPS .ZIP files
    • Select the CM12.1 ZIP file in the list by touching it, then confirm it says the name of the CM-12.1 .ZIP file on the next screen under "File to flash:"
    • Select "Add More Zips"
    • Select the GAPPS ZIP file in the list by touching it -- make sure it says the name of the .ZIP again under "File to flash:"
    • Swipe the "Swipe to Confirm Flash", and wait for it to finish.
    • If the screen is blank at any time you can hit the power button to "wake up" the device
    • Once the flash is done, you'll see a "Home" and "Reboot" buttons at the bottom of the screen
    • Select "Reboot"

    CONGRATULATIONS YOU NOW HAVE THE ABILITY TO INSTALL CUSTOM KERNELS / RECOVERY AND ROMS.


    FLASHING BACK TO STOCK:
    ** FIND THE FILES WE BACKED UP IN STEP #1: ** OR Follow this thread's instructions:
    http://xdaforums.com/showthread.php?t=1951254

    **** MAC USERS MAY NEED TO SPARSE THE FILES FOR RE-FLASHING TO THE DEVICE. I NEED A MAC USER TO PROBABLY WORK THROUGH THAT PROCESS AND POST BACKUP COPIES OF THE STOCK PARTITIONS FOR DISASTER RECOVERY ****

    Plug in your fastboot cable and reboot so that you see the fastboot screen. On your computer go into a prompt and change to the directory where your stock backups are and enter the following commands:
    Code:
    fastboot -i 0x1949 flash boot [B]stock-boot.img[/B]
    fastboot -i 0x1949 flash recovery [B]stock-recovery.img[/B]
    fastboot -i 0x1949 flash system [B]stock-system.img[/B] # This one will take a few minutes
    fastboot -i 0x1949 reboot


    THANKS TO:
    • fattire for finding the original bootloader exploit
    • verygreen for doing some initial work on the 2nd-bootloader and fixing bugs (and letting me copy some of his bootloader installation instructions)
    13
    Changelog: updated 2013-07-08

    freedom boot.img (for use w/ stock Amazon OS + 2nd-bootloader):
    • [07/08] Updated w/ kernel from 7.4.3 release

    Amazon OS .zip:
    • [07/08] Rebuilt on version 7.4.3 from Amazon

    TeamWin Recovery (TWRP) 2.6.0.0

    • [*][07/08] USB Vendor ID / Product ID in recovery now matches stock Amazon OS
    • [07/08] Fixed long pause before recovery entry
    • [07/08] Based on 7.4.3 stock kernel
    • [07/08] Fixed recovery bootloop issue
    • [07/08] Screen timeout feature currently disabled due to screen blanking bug
    • [07/08] TWRP 2.6.0.0 update
    • [07/08] Added "EFS" partition backup option. Normally, don't need to make too many backups of this, but having a backup will enable you to recover HDMI keys, and some other data.
    6
    I added a STEP 6 which is optional but recommended:

    Because we had to drop a 4K file right in the middle of the operating system, there is a chance that we've killed a binary that is used by the OS. As a final "cleanup" step to installing the bootloader, I recommend everyone re-flash the OS to /system. The stack space is pre-allocated during this process so that the files going back onto the /system partition will NOT land on it anymore.

    Download a flashable Amazon OS ROM (7.2.3): Amazon OS 7.2.3: http://goo.im/devs/Hashcode/tate/kfhd7-amazon-os-7.2.3.zip Place this in the /sdcard

    This is the stock Amazon OS which is rooted, has Superuser.apk and busybox. (Users can use this as an easy means of going back to stock the easy way via recovery. It also includes the modified boot.img including the 2nd-bootloader).

    INSTALL THE .ZIP IN TWRP:
    • Select "Install"
    • Use the file manager to browse and click on the "kfhd7-amazon-os-7.2.3.zip" file.
    • Swipe to start.
    • Once that's done, reboot.

    NOTE: Once we start using Jellybean ROMS, the location of "sdcard" can move and to find this file you may need to go "Up a level" to find "data" and then "media" and look for it in there.
    4
    Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

    Can I use install this and still use stock os?

    Sent from my KFTT using XDA Premium HD app

    Yes, that's how the initial install is setup.

    Sent from my DROID RAZR HD using Tapatalk 2
    4
    Re: [BOOTLOADER] Install 2nd-bootloader for Custom ROMs on KFireHD 7"

    Whenever I get around to installing ubuntu or linux on my 2nd hard drive I plan on downloading the sdk, gonna start to try and learn a thing or 2 in the world of android development :D

    Edit: hey hashcode, i just noticed twrp recovery was updated to 2.4, can i just flash it thru fastboot? Or does it need to be modified for the HD7?

    Sent from my KFTT using Tapatalk HD

    The custom recovery and kernels we use on the new Kindle Fires require special modifications or they will break on Amazons signature check.

    I can build a new recovery with the 2.4 update over the next few days. It will probably come in 2 forms:
    - an updated image file for use during the 2nd bootloader installation
    - a flash .zip update for those who are already running custom recovery.

    Sent from my DROID RAZR HD using Tapatalk 2