diff options
| author | Francis Rowe <info@gluglug.org.uk> | 2015-11-06 17:43:29 (EST) |
|---|---|---|
| committer | Francis Rowe <info@gluglug.org.uk> | 2015-11-06 23:45:09 (EST) |
| commit | 95259e28ef047923258434898113d70c8e544eab (patch) | |
| tree | 1c0501bf4c7df1c31948184dabfc1e7c4c215a6e /docs/install/t60_unbrick.html | |
| parent | 707f9383a8189b0054730134340f20709f56f976 (diff) | |
| download | libreboot-95259e28ef047923258434898113d70c8e544eab.zip libreboot-95259e28ef047923258434898113d70c8e544eab.tar.gz libreboot-95259e28ef047923258434898113d70c8e544eab.tar.bz2 | |
convert documentation to texinfo
Diffstat (limited to 'docs/install/t60_unbrick.html')
| -rw-r--r-- | docs/install/t60_unbrick.html | 322 |
1 files changed, 0 insertions, 322 deletions
diff --git a/docs/install/t60_unbrick.html b/docs/install/t60_unbrick.html deleted file mode 100644 index 9bcdb12..0000000 --- a/docs/install/t60_unbrick.html +++ /dev/null @@ -1,322 +0,0 @@ -<!DOCTYPE html> -<html> -<head> - <meta charset="utf-8"> - <meta name="viewport" content="width=device-width, initial-scale=1"> - - <style type="text/css"> - @import url('../css/main.css'); - </style> - - <title>ThinkPad T60: Recovery guide</title> -</head> - -<body> - - <div class="section"> - <h1>ThinkPad T60: Recovery guide</h1> - <p>This section documents how to recover from a bad flash that prevents your ThinkPad T60 from booting.</p> - <p><a href="index.html">Back to previous index</a></p> - </div> - - <div class="section"> - <h2>Table of Contents</h2> - <ul> - <li> - Types of brick: - <ul> - <li><a href="#bucts_brick">Brick type 1: bucts not reset</a></li> - <li><a href="#recovery">Brick type 2: bad rom (or user error), system won't boot</a></li> - </ul> - </li> - </ul> - </div> - - <div class="section"> - <h1 id="bucts_brick">Brick type 1: bucts not reset.</h1> - <p> - You still have Lenovo BIOS, or you had libreboot running and you flashed another ROM; and you had bucts 1 set and - the ROM wasn't dd'd.* or if Lenovo BIOS was present and libreboot wasn't flashed.<br/><br/> - - In this case, unbricking is easy: reset BUC.TS to 0 by removing that yellow cmos coin (it's a battery) and putting it back after a minute or two:<br/> - <img src="../images/t60_dev/0006.JPG" alt="" /><br/><br/> - - *Those dd commands should be applied to all newly compiled T60 ROM images (the ROM images in libreboot binary archives already have this applied!):<br/> - dd if=coreboot.rom of=top64k.bin bs=1 skip=$[$(stat -c %s coreboot.rom) - 0x10000] count=64k<br/> - dd if=coreboot.rom bs=1 skip=$[$(stat -c %s coreboot.rom) - 0x20000] count=64k | hexdump<br/> - dd if=top64k.bin of=coreboot.rom bs=1 seek=$[$(stat -c %s coreboot.rom) - 0x20000] count=64k conv=notrunc<br/> - (doing this makes the ROM suitable for use when flashing a system that still has Lenovo BIOS running, - using those instructions: <a href="http://www.coreboot.org/Board:lenovo/x60/Installation">http://www.coreboot.org/Board:lenovo/x60/Installation</a>. - (it says x60, but instructions for t60 are identical) - </p> - </div> - - <div class="section"> - - <h1 id="recovery">bad rom (or user error), system won't boot</h1> - - <p> - In this scenario, you compiled a ROM that had an incorrect configuration, or there is an actual bug preventing your system from - booting. Or, maybe, you set BUC.TS to 0 and shut down after first flash while Lenovo BIOS was running. In any case, your system is bricked and will not boot at all. - </p> - <p> - "Unbricking" means flashing a known-good (working) ROM. The problem: you can't boot the system, making this difficult. In this situation, external hardware (see hardware requirements above) is needed which can flash the SPI chip (where libreboot resides). - </p> - - <p> - Remove those screws and remove the HDD:<br/> - <img src="../images/t60_dev/0001.JPG" alt="" /> <img src="../images/t60_dev/0002.JPG" alt="" /> - </p> - - <p> - Lift off the palm rest:<br/> - <img src="../images/t60_dev/0003.JPG" alt="" /> - </p> - - <p> - Lift up the keyboard, pull it back a bit, flip it over like that and then disconnect it from the board:<br/> - <img src="../images/t60_dev/0004.JPG" alt="" /> <img src="../images/t60_dev/0005.JPG" alt="" /> <img src="../images/t60_dev/0006.JPG" alt="" /> - </p> - - <p> - Gently wedge both sides loose:<br/> - <img src="../images/t60_dev/0007.JPG" alt="" /> <img src="../images/t60_dev/0008.JPG" alt="" /> - </p> - - <p> - Remove that cable from the position:<br/> - <img src="../images/t60_dev/0009.JPG" alt="" /> <img src="../images/t60_dev/0010.JPG" alt="" /> - </p> - - <p> - Now remove that bezel. Remove wifi, nvram battery and speaker connector (also remove 56k modem, on the left of wifi):<br/> - <img src="../images/t60_dev/0011.JPG" alt="" /> - </p> - - <p> - Remove those screws:<br/> - <img src="../images/t60_dev/0012.JPG" alt="" /> - </p> - - <p> - Disconnect the power jack:<br/> - <img src="../images/t60_dev/0013.JPG" alt="" /> - </p> - - <p> - Remove nvram battery:<br/> - <img src="../images/t60_dev/0014.JPG" alt="" /> - </p> - - <p> - Disconnect cable (for 56k modem) and disconnect the other cable:<br/> - <img src="../images/t60_dev/0015.JPG" alt="" /> <img src="../images/t60_dev/0016.JPG" alt="" /> - </p> - - <p> - Disconnect speaker cable:<br/> - <img src="../images/t60_dev/0017.JPG" alt="" /> - </p> - - <p> - Disconnect the other end of the 56k modem cable:<br/> - <img src="../images/t60_dev/0018.JPG" alt="" /> - </p> - - <p> - Make sure you removed it:<br/> - <img src="../images/t60_dev/0019.JPG" alt="" /> - </p> - - <p> - Unscrew those:<br/> - <img src="../images/t60_dev/0020.JPG" alt="" /> - </p> - - <p> - Make sure you removed those:<br/> - <img src="../images/t60_dev/0021.JPG" alt="" /> - </p> - - <p> - Disconnect LCD cable from board:<br/> - <img src="../images/t60_dev/0022.JPG" alt="" /> - </p> - - <p> - Remove those screws then remove the LCD assembly:<br/> - <img src="../images/t60_dev/0023.JPG" alt="" /> <img src="../images/t60_dev/0024.JPG" alt="" /> <img src="../images/t60_dev/0025.JPG" alt="" /> - </p> - - <p> - Once again, make sure you removed those:<br/> - <img src="../images/t60_dev/0026.JPG" alt="" /> - </p> - - <p> - Remove the shielding containing the motherboard, then flip it over. Remove these screws, placing them on a steady - surface in the same layout as they were in before you removed them. Also, you should mark each screw hole after removing the - screw (a permanent marker pen will do), this is so that you have a point of reference when re-assembling the system:<br/> - <img src="../images/t60_dev/0027.JPG" alt="" /> <img src="../images/t60_dev/0028.JPG" alt="" /> <img src="../images/t60_dev/0029.JPG" alt="" /> - <img src="../images/t60_dev/0031.JPG" alt="" /> <img src="../images/t60_dev/0032.JPG" alt="" /> <img src="../images/t60_dev/0033.JPG" alt="" /> - </p> - - <p> - Now wire up the BBB and the Pomona with your PSU.<br/> - Refer to <a href="bbb_setup.html">bbb_setup.html</a> for how to setup - the BBB for flashing.<br/> - <b>Note, the guide mentions a 3.3v DC PSU but you don't need this on the T60: - if you don't have or don't want to use an external PSU, then make - sure not to connect the 3.3v leads mentioned in the guide; - instead, connect the AC adapter (the one that normally charges your - battery) so that the board has power (but don't boot it up)</b><br/> - <img src="../images/t60_dev/0030.JPG" alt="" /><br/> - Correlate the following with the BBB guide linked above: - </p> -<pre> -POMONA 5250: -=== DVD drive ==== - 18 - - 1 - 22 - - NC ---- RAM is on this end - NC - - 21 - 3.3V (PSU) - - 17 - this is pin 1 on the flash chip -=== audio jacks === -<i>This is how you will connect. Numbers refer to pin numbers on the BBB, on the plugs near the DC jack.</i> -</pre> - - <p> - Connect the pomona from the BBB to the flash chip. No pics unfortunately. (use the text diagram above). - </p> - - <p> - Flashrom binaries for ARM (tested on a BBB) are distributed in libreboot_util. Alternatively, - libreboot also distributes flashrom source code which can be built. - </p> - - <p> - SSH'd into the BBB:<br/> - # <b>./flashrom -p linux_spi:dev=/dev/spidev1.0,spispeed=512 -w yourrom.rom</b> - </p> - <p> - It should be <b>Verifying flash... VERIFIED</b> at the end. If flashrom complains about multiple flash chip - definitions detected, then choose one of them following the instructions in the output. - </p> - - <p> - Put those screws back:<br/> - <img src="../images/t60_dev/0047.JPG" alt="" /> - </p> - - <p> - Put it back into lower chassis:<br/> - <img src="../images/t60_dev/0048.JPG" alt="" /> - </p> - - <p> - Attach LCD and insert screws (also, attach the lcd cable to the board):<br/> - <img src="../images/t60_dev/0049.JPG" alt="" /> - </p> - - <p> - Insert those screws:<br/> - <img src="../images/t60_dev/0050.JPG" alt="" /> - </p> - - <p> - On the CPU (and there is another chip south-east to it, sorry forgot to take pic) - clean off the old thermal paste (with the alcohol) and apply new (Artic Silver 5 is good, others are good too) - you should also clean the heatsink the same way<br/> - <img src="../images/t60_dev/0051.JPG" alt="" /> - </p> - - <p> - Attach the heatsink and install the screws (also, make sure to install the AC jack as highlighted):<br/> - <img src="../images/t60_dev/0052.JPG" alt="" /> - </p> - - <p> - Reinstall that upper bezel:<br/> - <img src="../images/t60_dev/0053.JPG" alt="" /> - </p> - - <p> - Do that:<br/> - <img src="../images/t60_dev/0054.JPG" alt="" /> <img src="../images/t60_dev/0055.JPG" alt="" /> - </p> - - <p> - Re-attach modem, wifi, (wwan?), and all necessary cables. Sorry, forgot to take pics. Look at previous removal steps to see where they go back to. - </p> - - <p> - Attach keyboard and install nvram battery:<br/> - <img src="../images/t60_dev/0056.JPG" alt="" /> <img src="../images/t60_dev/0057.JPG" alt="" /> - </p> - - <p> - Place keyboard and (sorry, forgot to take pics) reinstall the palmrest and insert screws on the underside:<br/> - <img src="../images/t60_dev/0058.JPG" alt="" /> - </p> - - <p> - It lives!<br/> - <img src="../images/t60_dev/0071.JPG" alt="" /> <img src="../images/t60_dev/0072.JPG" alt="" /> <img src="../images/t60_dev/0073.JPG" alt="" /> - </p> - - <p> - Always stress test ('stress -c 2' and xsensors. below 90C is ok) when replacing cpu paste/heatsink:<br/> - <img src="../images/t60_dev/0074.JPG" alt="" /> - </p> - - </div> - - <div class="section"> - - <p> - Copyright © 2014, 2015 Francis Rowe <info@gluglug.org.uk><br/> - Permission is granted to copy, distribute and/or modify this document - under the terms of the GNU Free Documentation License, Version 1.3 - or any later version published by the Free Software Foundation; - with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. - A copy of the license can be found at <a href="../gfdl-1.3.txt">../gfdl-1.3.txt</a> - </p> - - <p> - Updated versions of the license (when available) can be found at - <a href="https://www.gnu.org/licenses/licenses.html">https://www.gnu.org/licenses/licenses.html</a> - </p> - - <p> - UNLESS OTHERWISE SEPARATELY UNDERTAKEN BY THE LICENSOR, TO THE - EXTENT POSSIBLE, THE LICENSOR OFFERS THE LICENSED MATERIAL AS-IS - AND AS-AVAILABLE, AND MAKES NO REPRESENTATIONS OR WARRANTIES OF - ANY KIND CONCERNING THE LICENSED MATERIAL, WHETHER EXPRESS, - IMPLIED, STATUTORY, OR OTHER. THIS INCLUDES, WITHOUT LIMITATION, - WARRANTIES OF TITLE, MERCHANTABILITY, FITNESS FOR A PARTICULAR - PURPOSE, NON-INFRINGEMENT, ABSENCE OF LATENT OR OTHER DEFECTS, - ACCURACY, OR THE PRESENCE OR ABSENCE OF ERRORS, WHETHER OR NOT - KNOWN OR DISCOVERABLE. WHERE DISCLAIMERS OF WARRANTIES ARE NOT - ALLOWED IN FULL OR IN PART, THIS DISCLAIMER MAY NOT APPLY TO YOU. - </p> - <p> - TO THE EXTENT POSSIBLE, IN NO EVENT WILL THE LICENSOR BE LIABLE - TO YOU ON ANY LEGAL THEORY (INCLUDING, WITHOUT LIMITATION, - NEGLIGENCE) OR OTHERWISE FOR ANY DIRECT, SPECIAL, INDIRECT, - INCIDENTAL, CONSEQUENTIAL, PUNITIVE, EXEMPLARY, OR OTHER LOSSES, - COSTS, EXPENSES, OR DAMAGES ARISING OUT OF THIS PUBLIC LICENSE OR - USE OF THE LICENSED MATERIAL, EVEN IF THE LICENSOR HAS BEEN - ADVISED OF THE POSSIBILITY OF SUCH LOSSES, COSTS, EXPENSES, OR - DAMAGES. WHERE A LIMITATION OF LIABILITY IS NOT ALLOWED IN FULL OR - IN PART, THIS LIMITATION MAY NOT APPLY TO YOU. - </p> - <p> - The disclaimer of warranties and limitation of liability provided - above shall be interpreted in a manner that, to the extent - possible, most closely approximates an absolute disclaimer and - waiver of all liability. - </p> - - </div> - -</body> -</html> |