<html><head></head><body>I think the shim is the signed portion of the pre-boot loader.<br><br><div class="gmail_quote">On August 29, 2015 9:33:24 AM EDT, Paul Cartwright <pbcartwright@gmail.com> wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<pre class="k9mail">On 08/29/2015 09:07 AM, DJ-Pfulio wrote:<br /><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #729fcf; padding-left: 1ex;"> <a href="https://help.ubuntu.com/community/UEFI">https://help.ubuntu.com/community/UEFI</a> seems pretty complete.<br /></blockquote>1. my default/primary/first installed linux OS is fedora..<br />2.<br /><br /> *<br /><br /> If your disk already contains an ESP (eg if your computer had<br /> Windows 8 preinstalled), it can be used for Ubuntu too. *Do not<br /> format it.* It is strongly recommended to have only 1 ESP per disk.<br /><br />I had windows 8.1 pre-installed, upgraded to windows 10, then installed<br />fedora. Then added 2nd drive & ubuntu server. Now I have 2 ESP<br />partitions.. oops:)<br /><br />shim is a new package, part of this ESP/UEFI... but guess what, in that<br />whole article here is the only mention of shim:<br /><br /><br /> SecureBoot<br /><br />"Secur
e
Boot<br /><<a href="http://en.wikipedia.org/wiki/Unified_Extensible_Firmware_Interface#Secure_boot">http://en.wikipedia.org/wiki/Unified_Extensible_Firmware_Interface#Secure_boot</a>>"<br />is a new UEFI feature that appeared in 2012, with Windows8 preinstalled<br />computers. All current Ubuntu 64bit (not 32bit<br /><<a href="https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1025555">https://bugs.launchpad.net/ubuntu/+source/grub2/+bug/1025555</a>>) versions<br />now support this feature, but as PCs implementing support for it have<br />only become widespread at the end of 2012 it is not yet widely tested,<br />so it's possible that you may encounter problems booting Ubuntu under<br />Secure Boot. If you do, please file a bug report against the shim<br /><<a href="https://bugs.launchpad.net/ubuntu/+source/shim">https://bugs.launchpad.net/ubuntu/+source/shim</a>/> package in Ubuntu,<br />preferably using the command ubuntu-bug shim once you've installed w
ith<br
/>Secure Boot disabled.<br /><br /><br />so, what exactly is shim?? and why do I care?? without it, I don't think<br />ESP works:) and you can't boot linux.<br /><br /><br /><br /></pre></blockquote></div><br>
-- <br>
Sent from my Android device with K-9 Mail. Please excuse my brevity.</body></html>