Date: Wed, 01 Feb 2006 07:37:02 -0700 From: Scott Long <scottl@samsco.org> To: babkin@users.sourceforge.net Cc: src-committers@freebsd.org, cvs-all@freebsd.org, cvs-src@freebsd.org, Scott Long <scottl@pooker.samsco.org> Subject: Re: cvs commit: src/release Makefile Message-ID: <43E0C78E.8080906@samsco.org> In-Reply-To: <3362285.1138799355022.JavaMail.root@vms170.mailsrvcs.net> References: <3362285.1138799355022.JavaMail.root@vms170.mailsrvcs.net>
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Sergey Babkin wrote: >>From: Peter Jeremy <peterjeremy@optushome.com.au> > > >>Some time ago, I was surprised to find that my son's oldish (mid 2003) >>system was happy to try and boot off a USB memory stick. > > > The BIOSes have been able to do this feat for a while now. There are two caveats though: > > 1. It's slow, since BIOSes tend to use USB 1.x speeds, > and even that not in a really fast way. So the big > images are best to be avoided. Though probably it's > still faster than floppies. > > 2. Accessing the root filesystem - the USB drivers > have to be either statically compiled into the > kernel or be loaded by the boot loader through BIOS > (maybe through an analog of initrd ram disk - I'm > not sure what advances have been done to the FreeBSD > boot loader nowadays). > > -SB > The installer environment runs from a ramdisk that is loaded by the kernel at boot. That will probably change as we migrate to new installers in the future, but that's how it works right now. Scott
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