Re: Boot from USB hard drive problem

[Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>]

On Sun, 25 Mar 2007, Serguei I. Ivantsov wrote:

> Hi!
> 
> I have a problem booting from hard drive connected to USB-PATA IDE
> bridge integrated onto the motherboard.
> 
> I have enabled all (?) USB and SCSI-related stuff in linux kernel.
> When booting, kernel detects USB controllers, hubs and even USB-PATA IDE
> bridge, but does not detect hard drive attached. It seems usb mass
> storage driver does not even try to scan/probe devices while initializing?

It does try, but only after a 5-second delay.  You can change the length 
of the delay by specifying it on the kernel boot line:

	usb_storage.delay_use=N

where N is the value in seconds.  If you specify 0 then there will be no 
delay.

Alan Stern


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