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changes the tb.bin Thunderbolt blob script to create the same blob as libreboot

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the blob created from the script prior to this change is not confirmed working

this blob is now confirmed working if following the instructions from libreboot https://libreboot.org/docs/install/t480.html#update-lenovo-firmware-first

Signed-off-by: gaspar-ilom <gasparilom@riseup.net>
This commit is contained in:
gaspar-ilom 2025-03-02 23:30:39 +01:00
parent 81151d94f6
commit 438a061c99
No known key found for this signature in database
2 changed files with 4 additions and 4 deletions
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6
blobs/xx80/download_clean_deguard_me_pad_tb.sh
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@ -17,7 +17,7 @@ DEGUARDED_ME_BIN_HASH="1990b42df67ba70292f4f6e2660efb909917452dcb9bd4b65ea2f8640
# Integrity checks for the vendor provided Thunderbolt blob...
TB_DOWNLOAD_HASH="a500a93fe6a3728aa6676c70f98cf46785ef15da7c5b1ccd7d3a478d190a28a8"
# ...and the padded and flashable version from that blob.
TB_BIN_HASH="3903a93df700dee46ca2ccbb9e70e09f25f372fcfc1d5df7338640748117b964"
TB_BIN_HASH="fc9c47ff4b16f036a7f49900f9da1983a5db44ca46156238b7b42e636d317388"
function usage() {
echo -n \
@ -123,8 +123,8 @@ function download_and_pad_tb() {
chk_sha256sum "$TB_DOWNLOAD_HASH" "$tb_installer_filename"
# https://www.reddit.com/r/thinkpad/comments/9rnimi/ladies_and_gentlemen_i_present_to_you_the/
7z e n24th13w.exe \[0\]
mv \[0\] tb.bin
innoextract n24th13w.exe -d .
mv ./code\$GetExtractPath\$/TBT.bin tb.bin
# pad with zeros
dd if=/dev/zero of=tb.bin bs=1 seek="$TBFW_SIZE" count=1
mv "tb.bin" "$tb_output"

2
blobs/xx80/hashes.txt
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@ -1,4 +1,4 @@
d3af2dfbf128bcddfc8c5810a11478697312e5701668f719f80f3f6322db5642 gbe.bin
f2f6d5fb0a5e02964b494862032fd93f1f88e2febd9904b936083600645c7fdf ifd.bin
1990b42df67ba70292f4f6e2660efb909917452dcb9bd4b65ea2f86402cfa16b me.bin
3903a93df700dee46ca2ccbb9e70e09f25f372fcfc1d5df7338640748117b964 tb.bin
fc9c47ff4b16f036a7f49900f9da1983a5db44ca46156238b7b42e636d317388 tb.bin