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author | Libreboot Contributor <contributor@libreboot.org> | 2020-03-18 17:20:14 +0100 |
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committer | Libreboot Contributor <contributor@libreboot.org> | 2020-03-18 17:20:27 +0100 |
commit | 0f6ea1c9e0a25a9b7546f96f27cef8841f0d09b5 (patch) | |
tree | a28b9403123dd6204eb2dd8cb44eada12c169f4b /i18n/fr_FR/docs/install/x60tablet_unbrick.md | |
parent | 6e5bdd1271059a9c61c80b21001fd3d14ff25045 (diff) | |
download | librebootfr-0f6ea1c9e0a25a9b7546f96f27cef8841f0d09b5.tar.gz librebootfr-0f6ea1c9e0a25a9b7546f96f27cef8841f0d09b5.zip |
Creation of i18n folder containing translations of the libreboot project. Added french one, not finished.
Diffstat (limited to 'i18n/fr_FR/docs/install/x60tablet_unbrick.md')
-rw-r--r-- | i18n/fr_FR/docs/install/x60tablet_unbrick.md | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/i18n/fr_FR/docs/install/x60tablet_unbrick.md b/i18n/fr_FR/docs/install/x60tablet_unbrick.md new file mode 100644 index 00000000..fe4352bc --- /dev/null +++ b/i18n/fr_FR/docs/install/x60tablet_unbrick.md @@ -0,0 +1,125 @@ +--- +title: ThinkPad X60 Tablet Recovery guide +x-toc-enable: true +... + +This section documents how to recover from a bad flash that prevents +your ThinkPad X60 Tablet from booting. + +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.\ + +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:\ +![](../images/x60t_unbrick/0008.JPG)\ + +\*Those dd commands should be applied to all newly compiled X60 ROM +images (the ROM images in libreboot binary archives already have this +applied!): + + dd if=coreboot.rom of=top64k.bin bs=1 skip=\$\[\$(stat -c %s coreboot.rom) - 0x10000\] count=64k + dd if=coreboot.rom bs=1 skip=\$\[\$(stat -c %s coreboot.rom) - 0x20000\] count=64k | hexdump + dd if=top64k.bin of=coreboot.rom bs=1 seek=\$\[\$(stat -c %s coreboot.rom) - 0x20000\] 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>. + +bad rom (or user error), system won't boot {#recovery} +=========================================== + +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. + +"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). + +![](../images/x60t_unbrick/0000.JPG) + +Remove those screws:\ +![](../images/x60t_unbrick/0001.JPG) + +Remove the HDD:\ +![](../images/x60t_unbrick/0002.JPG) + +Push keyboard forward to loosen it:\ +![](../images/x60t_unbrick/0003.JPG) + +Lift:\ +![](../images/x60t_unbrick/0004.JPG) + +Remove those:\ +![](../images/x60t_unbrick/0005.JPG) + +![](../images/x60t_unbrick/0006.JPG) + +Also remove that (marked) and unroute the antenna cables:\ +![](../images/x60t_unbrick/0007.JPG) + +For some X60T laptops, you have to unroute those too:\ +![](../images/x60t_unbrick/0010.JPG) + +Remove the LCD extend board screws. Also remove those screws (see blue +marks) and remove/unroute the cables and remove the metal plate:\ +![](../images/x60t_unbrick/0008.JPG) + +Remove that screw and then remove the board:\ +![](../images/x60t_unbrick/0009.JPG) + +Now wire up the BBB and the Pomona with your PSU.\ +Refer to [bbb\_setup.md](bbb_setup.md) for how to setup the BBB for +flashing.\ +*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 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)* +![](../images/x60t_unbrick/0011.JPG)\ +Correlate the following with the BBB guide linked above: + + POMONA 5250: + === golden finger and wifi switch ==== + 18 - - 1 + 22 - - NC ---------- audio jacks are on this end + NC - - 21 + 3.3V (PSU) - - 17 - this is pin 1 on the flash chip + === CPU fan === + 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):\ +![](images/x60/th_bbb_flashing.jpg) + +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: + + # ./flashrom -p linux_spi:dev=/dev/spidev1.0,spispeed=512 -w + +yourrom.rom + +It should be `Verifying flash... VERIFIED` at the end. If flashrom +complains about multiple flash chip definitions detected, then choose +one of them following the instructions in the output. + +Reverse the steps to re-assemble your system. + +Copyright © 2014, 2015 Leah Rowe <info@minifree.org>\ + +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 this license is found in [../fdl-1.3.md](../fdl-1.3.md) |