Patrick Rudolph has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/29936
Change subject: Documentation: Add disassembly guide for x220 ......................................................................
Documentation: Add disassembly guide for x220
Add pictures and basic information. Copyright CC BY-SA 2016 Karl Cordes
Change-Id: I06618092817b91062b35f3b054a82cf573f641b8 Signed-off-by: Patrick Rudolph siro@das-labor.org --- A Documentation/mainboard/lenovo/diss_x220_1.jpg A Documentation/mainboard/lenovo/diss_x220_2.jpg M Documentation/mainboard/lenovo/xx20_series.md 3 files changed, 22 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/36/29936/1
diff --git a/Documentation/mainboard/lenovo/diss_x220_1.jpg b/Documentation/mainboard/lenovo/diss_x220_1.jpg new file mode 100644 index 0000000..7e81373 --- /dev/null +++ b/Documentation/mainboard/lenovo/diss_x220_1.jpg Binary files differ diff --git a/Documentation/mainboard/lenovo/diss_x220_2.jpg b/Documentation/mainboard/lenovo/diss_x220_2.jpg new file mode 100644 index 0000000..8e3b252 --- /dev/null +++ b/Documentation/mainboard/lenovo/diss_x220_2.jpg Binary files differ diff --git a/Documentation/mainboard/lenovo/xx20_series.md b/Documentation/mainboard/lenovo/xx20_series.md index 8603853..cc835d1 100644 --- a/Documentation/mainboard/lenovo/xx20_series.md +++ b/Documentation/mainboard/lenovo/xx20_series.md @@ -37,6 +37,28 @@ Please also have a look at :doc:`../../flash_tutorial/index`. ```
+## Dissasemble instructions + +1. Remove the keyboard. +2. Remove the palm rest. + +The disassembled device looks like: +![][dis1] + +[dis1]: diss_x220_1.jpg + +3. Remove the foil right next to the SD-Card reader. +4. On x220: you'll find one flash IC + On x230: you'll find two flash ICs +5. You can easily flash it using a pomona test clip + +Closeup view of the flash IC: +![][dis2] + +[dis2]: diss_x220_2.jpg + +Pictures by `Copyright 2016 Karl Cordes` + ## Flash layout There's one 8MiB flash which contains IFD, GBE, ME and BIOS regions. On Lenovo's UEFI the EC firmware update is placed at the start of the BIOS