[syslinux] Recoginizng which boot agent was used
H. Peter Anvin
hpa at zytor.com
Thu Jul 1 15:56:03 PDT 2004
George Vicherek wrote:
> Is there a way for init=/linuxrc to know which package (syslinux,
> pxelinux, ...) was used for booting? What would be a reliable way to
> detect if we booted via net or from a hdd/cdrom? Is there a variable
> which gets initialized with the boot device?
The boot loader tells the kernel, but I don't think the kernel currently
makes this information available to the userspace. You can of course
pass in something on the command line to tell you.
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