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| author | Alyssa Rosenzweig <alyssa@rosenzweig.io> | 2017-03-17 23:15:09 -0700 |
|---|---|---|
| committer | Alyssa Rosenzweig <alyssa@rosenzweig.io> | 2017-03-17 23:15:09 -0700 |
| commit | 1eb5130a1c70a7238548d977e9c6f371c007eed7 (patch) | |
| tree | ee28aa07cbb52f25b5f468f59ec8d9587edff739 /docs/install/x60_unbrick.md | |
| parent | b62dbec1e23f03ae944b51fc4b510dc56ed9b83e (diff) | |
| download | librebootfr-1eb5130a1c70a7238548d977e9c6f371c007eed7.tar.gz librebootfr-1eb5130a1c70a7238548d977e9c6f371c007eed7.zip | |
It wasn't me, I swear!
Diffstat (limited to 'docs/install/x60_unbrick.md')
| -rw-r--r-- | docs/install/x60_unbrick.md | 159 |
1 files changed, 106 insertions, 53 deletions
diff --git a/docs/install/x60_unbrick.md b/docs/install/x60_unbrick.md index c02f3ff9..85b81cf2 100644 --- a/docs/install/x60_unbrick.md +++ b/docs/install/x60_unbrick.md @@ -24,22 +24,31 @@ Brick type 1: bucts not reset. {#bucts_brick} 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.\ -\ +Lenovo BIOS was present and libreboot wasn't flashed. + + + 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:\ -\ -\ +two: + + + + + *Those dd commands should be applied to all newly compiled X60 ROM images (the ROM images in libreboot binary archives already have this -applied!):\ +applied!): + dd if=coreboot.rom of=top64k.bin bs=1 skip=$\[$(stat -c %s -coreboot.rom) - 0x10000\] count=64k\ +coreboot.rom) - 0x10000\] count=64k + dd if=coreboot.rom bs=1 skip=$\[$(stat -c %s coreboot.rom) - 0x20000\] -count=64k | hexdump\ +count=64k | hexdump + dd if=top64k.bin of=coreboot.rom bs=1 seek=$\[$(stat -c %s -coreboot.rom) - 0x20000\] count=64k conv=notrunc\ +coreboot.rom) - 0x20000\] count=64k conv=notrunc + (doing this makes the ROM suitable for use when flashing a system that still has Lenovo BIOS running, using those instructions: <http://www.coreboot.org/Board:lenovo/x60/Installation>. @@ -60,68 +69,86 @@ 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). -Remove those screws:\ +Remove those screws: +  -Push the keyboard forward (carefully):\ +Push the keyboard forward (carefully): +  -Lift the keyboard up and disconnect it from the board:\ +Lift the keyboard up and disconnect it from the board: +  Grab the right-hand side of the chassis and force it off (gently) and -pry up the rest of the chassis:\ +pry up the rest of the chassis: +  -You should now have this:\ +You should now have this: +  -Disconnect the wifi antenna cables, the modem cable and the speaker:\ +Disconnect the wifi antenna cables, the modem cable and the speaker: +  Unroute the cables along their path, carefully lifting the tape that holds them in place. Then, disconnect the modem cable (other end) and power connection and unroute all the cables so that they dangle by the -monitor hinge on the right-hand side:\ +monitor hinge on the right-hand side: +  Disconnect the monitor from the motherboard, and unroute the grey -antenna cable, carefully lifting the tape that holds it into place:\ +antenna cable, carefully lifting the tape that holds it into place: +  Carefully lift the remaining tape and unroute the left antenna cable so -that it is loose:\ +that it is loose: +  Remove the screw that is highlighted (do NOT remove the other one; it -holds part of the heatsink (other side) into place):\ +holds part of the heatsink (other side) into place): +  -Remove those screws:\ +Remove those screws: +  -Carefully remove the plate, like so:\ +Carefully remove the plate, like so: +  -Remove the SATA connector:\ +Remove the SATA connector: +  -Now remove the motherboard (gently) and cast the lcd/chassis aside:\ +Now remove the motherboard (gently) and cast the lcd/chassis aside: +  Lift back that tape and hold it with something. Highlighted is the SPI -flash chip:\ +flash chip: +  -Now wire up the BBB and the Pomona with your PSU.\ +Now wire up the BBB and the Pomona with your PSU. + Refer to [bbb\_setup.html](bbb_setup.html) for how to setup the BBB for -flashing.\ +flashing. + **Note, the guide mentions a 3.3v DC PSU but you don't need this on the X60: 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)** -\ + + Correlate the following with the BBB guide linked above: POMONA 5250: @@ -134,14 +161,16 @@ Correlate the following with the BBB guide linked above: This is how you will connect. Numbers refer to pin numbers on the BBB, on the plugs near the DC jack. Connecting the BBB and pomona (in this image, an external 3.3v DC PSU -was used):\ +was used): +  Flashrom binaries for ARM (tested on a BBB) are distributed in libreboot\_util. Alternatively, libreboot also distributes flashrom source code which can be built. -SSH'd into the BBB:\ +SSH'd into the BBB: + # **./flashrom -p linux\_spi:dev=/dev/spidev1.0,spispeed=512 -w yourrom.rom** @@ -150,82 +179,106 @@ complains about multiple flash chip definitions detected, then choose one of them following the instructions in the output. Remove the programmer and put it away somewhere. Put back the tape and -press firmly over it:\ +press firmly over it: +  -Your empty chassis:\ +Your empty chassis: +  -Put the motherboard back in:\ +Put the motherboard back in: +  -Reconnect SATA:\ +Reconnect SATA: +  -Put the plate back and re-insert those screws:\ +Put the plate back and re-insert those screws: +  -Re-route that antenna cable around the fan and apply the tape:\ +Re-route that antenna cable around the fan and apply the tape: +  Route the cable here and then (not shown, due to error on my part) reconnect the monitor cable to the motherboard and re-insert the -screws:\ +screws: +  -Re-insert that screw:\ +Re-insert that screw: +  -Route the black antenna cable like so:\ +Route the black antenna cable like so: +  -Tuck it in neatly like so:\ +Tuck it in neatly like so: +  -Route the modem cable like so:\ +Route the modem cable like so: +  -Connect modem cable to board and tuck it in neatly like so:\ +Connect modem cable to board and tuck it in neatly like so: +  -Route the power connection and connect it to the board like so:\ +Route the power connection and connect it to the board like so: +  -Route the antenna and modem cables neatly like so:\ +Route the antenna and modem cables neatly like so: +  Connect the wifi antenna cables. At the start of the tutorial, this system had an Intel wifi chip. Here you see I've replaced it with an -Atheros AR5B95 (supports 802.11n and can be used without blobs):\ +Atheros AR5B95 (supports 802.11n and can be used without blobs): +  -Connect the modem cable:\ +Connect the modem cable: +  -Connect the speaker:\ +Connect the speaker: +  -You should now have this:\ +You should now have this: +  -Re-connect the upper chassis:\ +Re-connect the upper chassis: +  -Re-connect the keyboard:\ +Re-connect the keyboard: +  -Re-insert the screws that you removed earlier:\ +Re-insert the screws that you removed earlier: +  -Power on!\ +Power on! +  -Operating system:\ +Operating system: +  -Copyright © 2014, 2015 Leah Rowe <info@minifree.org>\ +Copyright © 2014, 2015 Leah Rowe <info@minifree.org> + Permission is granted to copy, distribute and/or modify this document under the terms of the Creative Commons Attribution-ShareAlike 4.0 International license or any later version published by Creative |