Looking at blockdev.c I believe that usb disks are listed as ud so I tried root (ud0) with no luck so far.
filo> root (ud0) filo> kernel /boot/vmlinuz Error 15: File not found filo> On Sat, Oct 11, 2014 at 4:39 PM, Vipin Gahlaut <gail...@gmail.com> wrote: > Hi Experts, > > I am trying to boot Linux from USB using coreboot and FILO and not able to > find any documentation what parameter should I set on FILO prompt. I have > enabled USB support while building FILO and libpayload. > > Booting from hard disk works fine as below. > Start qemu with -hda disk.img option and give following on FILO prompt > <filo>root (hd0) > <filo>kernel /boot/vmlinuz-2.6.20 root=/dev/hda console=ttyS0 > <filo>boot > > Now I am trying to boot from USB and start qemu with > -usbdevice disk:disk.img > > I am not finding any information what parameter should I set. I tried > using root (hd0) (hd1) (sd0) FILO is not able to find my kernel image in > /boot/ > > See errors below. > > filo> root > (hd1) > filo> kernel > /boot/vmlinuz-2.6.20 > Drive 1 does not > exist > > > Error 15: File not > found > filo> root > (sd0) > filo> kernel > /boot/vmlinuz-2.6.20 Unknown > device type: sda > > > Error 15: File not > found > filo> root > (hd0) > filo> kernel > /boot/vmlinuz-2.6.20 > Drive 0 does not > exist > > > Error 15: File not > found > filo> > > Can someone please let me know what is expected device name for the usb I > enabled in qemu? >
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