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Diffstat (limited to 'docs/install/x60tablet_unbrick.html')
| -rw-r--r-- | docs/install/x60tablet_unbrick.html | 92 |
1 files changed, 26 insertions, 66 deletions
diff --git a/docs/install/x60tablet_unbrick.html b/docs/install/x60tablet_unbrick.html index b5aad3c..cd2878c 100644 --- a/docs/install/x60tablet_unbrick.html +++ b/docs/install/x60tablet_unbrick.html @@ -22,8 +22,6 @@ <h2>Table of Contents</h2> <ul> - <li><a href="#hardware_requirements">Hardware Requirements</a></li> - <li><a href="#software_requirements">Software Requirements</a></li> <li> Types of brick: <ul> @@ -33,21 +31,6 @@ </li> </ul> - <h1 id="hardware_requirements">Hardware requirements</h1> - <ul> - <li>a 2nd computer (maybe another X60 Tablet. any computer will do)</li> - <li>external flashrom-compatible programmer (I'm using the "bus pirate") - <li>SOIC-8 IC clip (I'm using the Pomona 5250)</li> - <li>Cable (programmer<>clip) - mine came with the bus pirate.</li> - <li>USB mini a to b cable (for buspirate<>computer connection).</li> - </ul> - - <h1 id="software_requirements">Software requirements</h1> - <ul> - <li>GNU/Linux (on the 2nd computer)</li> - <li>flashrom software (on the 2nd computer): <a href="http://flashrom.org/">http://flashrom.org/</a> - </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 @@ -126,65 +109,42 @@ Remove that screw and then remove the board:<br/> <img src="../images/x60t_unbrick/0009.JPG" alt="" /> </p> - + <p> - At this point, you should wire up your programmer according to it's documentation. For me, this was (see: "SparkFun cable pin reference"):<br/> - <a href="http://dangerousprototypes.com/docs/Common_Bus_Pirate_cable_pinouts">http://dangerousprototypes.com/docs/Common_Bus_Pirate_cable_pinouts</a>.<br/> - Correlating with the following information, I was able to wire up my pirate correctly:<br/> - <a href="http://flashrom.org/Bus_Pirate#Connections">http://flashrom.org/Bus_Pirate#Connections</a><br/> - And by following that advice:<br/> - <a href="http://www.coreboot.org/Board:lenovo/x60/Installation#Howto">http://www.coreboot.org/Board:lenovo/x60/Installation#Howto</a>.<br/> - Note: that last page says to wire up only those 5 pins (see below) like that: 1, 2, 4, 5, 6.<br/> - Note: and then, for power it says (on that coreboot.org page) to connect the power jack to the board and connect the - AC adapter (without powering on the board).<br/> - Note: I ignored that advice, and wired up all 8 pins. And it worked.<br/> - - Here is the pinout (correlate it with your programmer's documentation):<br/> + 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/> - (SPI chip here is on the bottom of the board) - </p> - - <p> - Bus pirate:<br/> - <img src="../images/x60_unbrick/0019.jpg" alt="" /> + Correlate the following with the BBB guide linked above: </p> +<pre> +POMONA 5250: +=== golden finger and wifi switch ==== + 18 - - 1 + 22 - - NC ---------- audio jacks are on this end + NC - - 21 + 3.3V PSU RED - - 17 - this is pin 1 on the flash chip +=== CPU fan === +<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> - Pomona 5250:<br/> - <img src="../images/x60_unbrick/0020.jpg" alt="" /> + 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> - Connect pomona:<br/> - <img src="../images/x60_unbrick/0022.jpg" alt="" /> + SSH'd into the BBB:<br/> + # <b>./flashrom -p linux_spi:dev=/dev/spidev1.0,spispeed=512 -w yourrom.rom</b> </p> - - <p> - Connect pirate to USB on 2nd computer:<br/> - <img src="../images/x60_unbrick/0024.jpg" alt="" /> - </p> - - <p> - <img src="../images/x60_unbrick/0025.jpg" alt="" /> - </p> - - <p> - On the 2nd machine, I did: <b>flashrom -p buspirate_spi:dev=/dev/ttyUSB0 -w bin/x60t/libreboot_ukqwerty.rom</b> - </p> - - <pre> - flashrom v0.9.5.2-r1517 on Linux 3.2.0-61-generic (i686), built with libpci 3.1.8, GCC 4.6.3, little endian - flashrom is free software, get the source code at http://www.flashrom.org - - Calibrating delay loop... delay loop is unreliable, trying to continue OK. - Found Macronix flash chip "MX25L1605" (2048 kB, SPI) on buspirate_spi. - Reading old flash chip contents... done. - Erasing and writing flash chip... Erase/write done. - Verifying flash... VERIFIED. - </pre> - <p> - At the end it says "VERIFIED", which means that the procedure worked. If you see this, it means that you can put your X60T back together. So let's do that now. + 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> |