Messages in this thread | | | Date | Fri, 14 Apr 2006 23:25:00 -0500 | From | Matt Domsch <> | Subject | Re: Which device did I boot from? |
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On Fri, Apr 14, 2006 at 11:52:17PM +0200, Rene Herman wrote: > William Estrada wrote: > > >Is there a way to determine which device I have booted from? For > >example, say I booted from a USB device, can I tell which one? I did > >not find anything in /proc FS other than the cmdline options. > > If you choose the (experimental) CONFIG_EDD option in your kernel then, > with cooperation of your BIOS, you'll have a /sys/firmware/edd with at > least some info about the BIOS boot device. For me:
I suppose I should un-mark this as experimental. It's been in the kernel for a couple years, and shipping enabled in RHEL4 for over a year with no problems (a recent buggy BIOS workaround the one exception).
-- Matt Domsch Software Architect Dell Linux Solutions linux.dell.com & www.dell.com/linux Linux on Dell mailing lists @ http://lists.us.dell.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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