From: H. Peter Anvin
> Sent: 20 April 2021 00:03
> 
> When compiling on a different machine than the runtime target,
> including but not limited to simulators, it is rather handy to be able
> to produce a bootable image. The scripts for that in x86 are
> relatively old, and assume a BIOS system.

I've given up and copied the kernel tree onto all my test systems.

I needed something like 'make modules_install' and 'make install'
that would generated a directory tree that could be copied (scp -r)
onto the target system.

But the script to run 'update-grub' is all intwined in the commands.

You also don't get a copy of the headers.
Even for the local system (as root) you just get a symlink into
the source tree.
This causes a problem trying to build 'out of tree' modules
after updating the kernel source tree (but not rebulding).

I can (and do) write 'horrid' makefiles (gmake and nmake)
but this seemed to need more refactoring that I wanted to do.

        David

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