Grubbing Around
Richard Mortier · 1 min read · September 13, 2016 · #tech #linux #grub #arm64Nothing earth-shattering here: I recently had the “pleasure” of setting up an ARM64 server. After considerable support, several firmware upgrades, corruption of the main HDD, reinstallation of CentOS7 (recommended, somewhat to my surprise), all that remained was to get an up-to-date Linux built and installed with 32 bit binary support. This took a bit of make config
fiddling, but got there after a few tries.
And then I had to relearn how grub
/grub2
works in this brave new (to me) UEFI CentOS7 world. Herewith some brief commands I found useful while doing so…
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Edit /etc/default/grub
to set GRUB_DEFAULT=N
for desired value of N
Temporarily set the default for the next reboot:
Regenerate the grub2 configuration: