[syslinux] Booting to USB Pen Drive

[Luciano Miguel Ferreira Rocha]

On Thu, Mar 11, 2004 at 01:15:23PM -0800, H. Peter Anvin wrote:
> Worse.  For some idiotic reason the USB people decided to do enumeration 
> asynchronously, even on first boot, so the device tends to show up late.

Yes, but a sleep 5 on initrd takes care of that. In fact, redhat's mkinitrd
adds the sleep if a usb controller module is defined.

FWIW, I send a script to create initrds with usb support for kernels 2.4.x
and 2.6.x.

Regards,
Luciano Rocha
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#! /bin/bash
cd /boot
for i in vmlinuz*
do
	V=${i#vmlinuz-*}
	echo "Creating /boot/initrd-$V.img"
	if echo $V | fgrep -q 2.4.
	then
		mkinitrd -f -v --preload sd_mod --preload ehci-hcd --preload usb-uhci \
			--preload usb-ohci --preload usb-storage \
			"/boot/initrd-$V.img" "$V"
	else
		mkinitrd -f -v --preload sd_mod --preload ehci-hcd --preload uhci-hcd \
			--preload ohci-hcd --preload usb-storage \
			"/boot/initrd-$V.img" "$V"
	fi
done