[Bug 1785165] Re: firmware update on fwupdate version 10-3 not work on some AMI's firmwares
Ivan Hu
ivan.hu at canonical.com
Thu Nov 8 08:49:20 UTC 2018
add debdiff,
** Attachment added: "fwupdat_b-debdiff"
https://bugs.launchpad.net/ubuntu/+source/fwupdate/+bug/1785165/+attachment/5210283/+files/fwupdat_b-debdiff
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https://bugs.launchpad.net/bugs/1785165
Title:
firmware update on fwupdate version 10-3 not work on some AMI's
firmwares
Status in fwupdate package in Ubuntu:
New
Status in fwupdate-signed package in Ubuntu:
New
Bug description:
[Rationale]
The commited patch, Handle ux capsule updates, https://github.com/rhboot/fwupdate/commit/2561423dd68622dcf8a7542709f332edb517d34e, change to calculate CapsuleBlockDesc Length = CapsuleHeader.CapsuleImageSize + HeaderSize, but on AMI BIOS image which is without capsule header. Fwudpate package on 18.04(version 10-3) included the "Handle ux capsule updates" causes those machine with AMI firmware cannot do firmware update.
The fixed patch have been committed, https://github.com/rhboot/fwupdate/commit/863db45c246acd2cbeff0b4e32d3a8312475ff6a and fix the incorrect cbd_length.
[Impact]
Machines with AMI's firmware cannot do firmware update.
[Test cases]
1. install ubuntu 18.04 on AMI's bios machine.
2. get the update firmware
3. See if this machine support firmware update,
#sudo fwudpate -s
4. get the update GUID
#sudo fwupdate -l
5. do firmeare update
#sudo -a GUID firmware.bin
6. reboot
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