[LinuxBIOS] USB 2.0 booting

[yhlu]

It should work as USB 1.1.

I was planning to add USB 2 support FILO in Etherboot.

But in long term FILO and Etherboot will gone, the tiny kernel in
Flash with LinuxBIOS will do everything. The kenel may include every
device that you want.

please look at 
http://www.selenic.com/tiny/

YH




On Fri, 01 Apr 2005 02:08:31 +0900, Jun OKAJIMA
<okajima at digitalinfra.co.jp> wrote:
> 
> 
> Hello Linux BIOS developers.
> 
> As far as I understand, current Linux BIOS does not boot from USB memory
> stick if it is USB 2.0, Right?. But, I also understand that EHCI (= USB 2.0)
> can also work as UHCI/OHCI( = USB1.1).
> Then, if I use a M/B which has EHCI and put USB 2.0 stick to it,
> and  put Linux kernel supports EHCI driver there.
> And if I boot it with Etherboot/FILO with USB 1.1 support in this case,
> can it boot as USB 1.1? and can I switch USB mode to 2.0 after booting?
> 
> What I want to do is like this.
> 
> 1. Boot linux kernel by Etherboot/FILO/USB1.1 from USB stick.
> 2. Reading Linux kernel itself is slow.
>   But after that, it works with 2.0 performance?.
> 
>                --- Okajima, Jun. Tokyo, Japan.
> 
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