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Re: Problems booting live system from usb


On Mon, Sep 13, 2010 at 9:04 PM, Frank Zambrini <fzambrini@gmail.com> wrote:
> On 09/08/2010 09:17 PM, Richard Nelson wrote:
> Ok my guess is that if it works under qemu and not after you install
> to usb stick, then perhaps something wrong with the usb steps. Can you
> list them in detail?
> Thanks.
> Here are the steps I used to install debian live to my usb stick (which has
> ext3 fs):
> mkdir /media/liveboot/debian_live
> mount -o loop binary-hybrid.iso /mnt
> cp /mnt/live/* /media/liveboot/debian_live  (I checked the md5sums to verify
> the files are not corrupt)
> The drive already has grub2 so I just added the entry:
> menuentry "Debian Live" {
>  linux /debian_live/vmlinuz
>  initrd /debian_live/initrd.img boot=live live-config xdebconf debug
> live-media-path=/debian_live/ live-media=removable-usb
> }
> Since my last message I have tried a few different images and all have the
> same problem. The first image was and old lenny+kde iso that I downloaded
> from the archives about 6 months ago
> (debian-live-503-amd64-kde-desktop.iso).
> The other image is the latest squeeze build from the archives
> (debian-live-60alpha1-i386-standard.iso) and it suffers the same problem.
> I also played around with adding various kernel parameters (root=,
> rootdelay=, init=) but none made a difference.
> I'm not entirely sure how the boot process works so I can't determine where
> the problem is. I will probably try making a usb-hdd image and writing it to
> a drive, unless someone has a better idea.

The image is intended to be installed to the block device with dd I
believe. So something along the line of dd=/path/to/image.img
of=/dev/sd{BLOCK-DEVICE-LETTER} should give you a functional usb

Thanks and please report back.

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