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| author | Francis Rowe <info@gluglug.org.uk> | 2015-02-04 04:14:49 (EST) |
|---|---|---|
| committer | Francis Rowe <info@gluglug.org.uk> | 2015-02-04 04:14:49 (EST) |
| commit | 4c3d46238022f0c9955ae7e8b10c9f1716dd871a (patch) | |
| tree | 8639e21d93df6493d952bda5f324efbe4d89447f /docs/install/x60tablet_unbrick.html | |
| parent | 5b6f5884280657c8554035503ee2bde5d84a276c (diff) | |
| download | libreboot-4c3d46238022f0c9955ae7e8b10c9f1716dd871a.zip libreboot-4c3d46238022f0c9955ae7e8b10c9f1716dd871a.tar.gz libreboot-4c3d46238022f0c9955ae7e8b10c9f1716dd871a.tar.bz2 | |
Documentation: implement theme, drastically improve readability
Diffstat (limited to 'docs/install/x60tablet_unbrick.html')
| -rw-r--r-- | docs/install/x60tablet_unbrick.html | 277 |
1 files changed, 143 insertions, 134 deletions
diff --git a/docs/install/x60tablet_unbrick.html b/docs/install/x60tablet_unbrick.html index 0510867..3623482 100644 --- a/docs/install/x60tablet_unbrick.html +++ b/docs/install/x60tablet_unbrick.html @@ -8,120 +8,125 @@ @import url('../css/main.css'); </style> - <title>Libreboot documentation: Unbricking the ThinkPad X60 Tablet</title> + <title>Unbricking the ThinkPad X60 Tablet</title> </head> <body> - <header> - <h1>Unbricking the ThinkPad X60</h1> - <aside>This guide will show you how to recover from a bad flash that prevents your ThinkPad X60 Tablet from booting.</aside> - </header> - - <p>Or go <a href="index.html">back to main index</a></p> - - <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), machine won't boot</a></li> - </ul> - </li> - </ul> - - <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/x60t_unbrick/0008.JPG" alt="" /><br/><br/> - - *Those dd commands should be applied to all newly compiled X60 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 machine 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>. - </p> - - <h1 id="recovery">bad rom (or user error), machine 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 machine 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 machine 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 machine, 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> - <img src="../images/x60t_unbrick/0000.JPG" alt="" /> - </p> - - <p> - Remove those screws:<br/> - <img src="../images/x60t_unbrick/0001.JPG" alt="" /> - </p> - - <p> - Remove the HDD:<br/> - <img src="../images/x60t_unbrick/0002.JPG" alt="" /> - </p> - - <p> - Push keyboard forward to loosen it:<br/> - <img src="../images/x60t_unbrick/0003.JPG" alt="" /> - </p> - - <p> - Lift:<br/> - <img src="../images/x60t_unbrick/0004.JPG" alt="" /> - </p> - - <p> - Remove those:<br/> - <img src="../images/x60t_unbrick/0005.JPG" alt="" /> - </p> - - <p> + <div class="section"> + <h1>Unbricking the ThinkPad X60 Tablet</h1> + <p>This guide will show you how to recover from a bad flash that prevents your ThinkPad X60 Tablet 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), machine 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/x60t_unbrick/0008.JPG" alt="" /><br/><br/> + + *Those dd commands should be applied to all newly compiled X60 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 machine 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>. + </p> + </div> + + <div class="section"> + + <h1 id="recovery">bad rom (or user error), machine 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 machine 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 machine 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 machine, 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> + <img src="../images/x60t_unbrick/0000.JPG" alt="" /> + </p> + + <p> + Remove those screws:<br/> + <img src="../images/x60t_unbrick/0001.JPG" alt="" /> + </p> + + <p> + Remove the HDD:<br/> + <img src="../images/x60t_unbrick/0002.JPG" alt="" /> + </p> + + <p> + Push keyboard forward to loosen it:<br/> + <img src="../images/x60t_unbrick/0003.JPG" alt="" /> + </p> + + <p> + Lift:<br/> + <img src="../images/x60t_unbrick/0004.JPG" alt="" /> + </p> + + <p> + Remove those:<br/> + <img src="../images/x60t_unbrick/0005.JPG" alt="" /> + </p> + + <p> + + <img src="../images/x60t_unbrick/0006.JPG" alt="" /> + </p> + + <p> + Also remove that (marked) and unroute the antenna cables:<br/> + <img src="../images/x60t_unbrick/0007.JPG" alt="" /> + </p> + + <p> + For some X60T laptops, you have to unroute those too:<br/> + <img src="../images/x60t_unbrick/0010.JPG" alt="" /> + </p> + + <p> + Remove the LCD extend board screws. Also remove those screws (see blue marks) and remove/unroute the cables and remove the metal plate:<br/> + <img src="../images/x60t_unbrick/0008.JPG" alt="" /> + </p> + + <p> + Remove that screw and then remove the board:<br/> + <img src="../images/x60t_unbrick/0009.JPG" alt="" /> + </p> - <img src="../images/x60t_unbrick/0006.JPG" alt="" /> - </p> - - <p> - Also remove that (marked) and unroute the antenna cables:<br/> - <img src="../images/x60t_unbrick/0007.JPG" alt="" /> - </p> - - <p> - For some X60T laptops, you have to unroute those too:<br/> - <img src="../images/x60t_unbrick/0010.JPG" alt="" /> - </p> - - <p> - Remove the LCD extend board screws. Also remove those screws (see blue marks) and remove/unroute the cables and remove the metal plate:<br/> - <img src="../images/x60t_unbrick/0008.JPG" alt="" /> - </p> - - <p> - Remove that screw and then remove the board:<br/> - <img src="../images/x60t_unbrick/0009.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 X60 Tablet: - if you don't have or don't want to use an external PSU, then make - sure not to connect the red/black 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> - <img src="../images/x60t_unbrick/0011.JPG" alt="" /><br/> - Correlate the following with the BBB guide linked above: - </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 X60 Tablet: + if you don't have or don't want to use an external PSU, then make + sure not to connect the red/black 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> + <img src="../images/x60t_unbrick/0011.JPG" alt="" /><br/> + Correlate the following with the BBB guide linked above: + </p> <pre> POMONA 5250: === golden finger and wifi switch ==== @@ -133,37 +138,41 @@ POMONA 5250: <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> - Connecting the BBB and pomona (in this image, an external 3.3v DC PSU was used):<br/> - <img src="images/x60/th_bbb_flashing.jpg" alt="" /> - </p> + <p> + Connecting the BBB and pomona (in this image, an external 3.3v DC PSU was used):<br/> + <img src="images/x60/th_bbb_flashing.jpg" alt="" /> + </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> + Reverse the steps to re-assemble your machine. + </p> + + </div> + + <div class="section"> <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. + Copyright © 2014, 2015 Francis Rowe <info@gluglug.org.uk><br/> + This document is released under the Creative Commons Attribution-ShareAlike 4.0 International Public License and all future versions. + A copy of the license can be found at <a href="../license.txt">../license.txt</a>. </p> <p> - Reverse the steps to re-assemble your machine. + This document is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See <a href="../license.txt">../license.txt</a> for more information. </p> - -<hr/> - - <p> - Copyright © 2014 Francis Rowe <info@gluglug.org.uk><br/> - This document is released under the Creative Commons Attribution-ShareAlike 4.0 International Public License and all future versions. - A copy of the license can be found at <a href="../license.txt">../license.txt</a>. - </p> - - <p> - This document is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See <a href="../license.txt">../license.txt</a> for more information. - </p> + + </div> </body> </html> |