Date: Mon, 29 Mar 2010 18:36:24 +0700 From: Eugene Grosbein <egrosbein@rdtc.ru> To: stable@freebsd.org Subject: Re: VirtualBox, RAW-disks and boot0 Message-ID: <4BB090B8.3010801@rdtc.ru> In-Reply-To: <4BB08A27.2000002@kuzbass.ru> References: <4BB08A27.2000002@kuzbass.ru>
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Eugene Grosbein wrote: > Hi! > > I've built FreeBSD 8.0-STABLE "LiveUSB" image using nanobsd script, > it works with real hardware. I'd like to test it with VirtualBox > to avoid rebooting too often. So, I've installed > virtualbox-ose 3.1.4 from ports and tested it: > > - it boots Windows XP guest installed to VDI-disk just fine; > - it boots FreeBSD "LiveCD" I've built as ISO image fine too; > - virtual machine hangs just after reading first 512 bytes > from RAW-dist made this way (/dev/da0 is USB flash drive): > > # VBoxManage internalcommands createrawvmdk \ > > -filename $HOME/.VirtualBox/HardDisks/usbdisk.vmdk \ > > -rawdisk /dev/da0 -register > > I've copied first 512 bytes from VDI image containing WinXP Well, not directly from VDI image but from /dev/ad1 while running FreeBSD guest booted from LiveCD with WinXP VDI disk attached as secondary HDD. > to file 'mbr' and installed it to USB flash drive > using 'fdisk -B -b mbr da0' command and now VirtualBox > boots and runs this "LiveUSB" with FreeBSD from real USB flash > just fine too.
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