Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread David Brownell
On Monday 11 December 2006 1:18 pm, Steve Calfee wrote: >But > a HW interface could do that (for example, all fs hubs) - but it still would > not be possilble to emulate a hub without real hub repeater electronics in > the hw interface. I've seen 8 bit microcontrollers integrated into hubs,

Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread Steve Calfee
From: Alan Stern <[EMAIL PROTECTED]> To: Steve Calfee <[EMAIL PROTECTED]> CC: linux-usb-devel@lists.sourceforge.net Subject: Re: [linux-usb-devel] Fwd: Re: linux as a hub? Date: Mon, 11 Dec 2006 15:27:23 -0500 (EST) On Mon, 11 Dec 2006, Steve Calfee wrote: > >>Among o

Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread Alan Stern
On Mon, 11 Dec 2006, Steve Calfee wrote: > >>Among other problems, a full-speed hub has to be able to handle both > >>low-speed and full-speed devices attached to its downstream ports, in > >>spite of the fact that the upstream port is full-speed. If a low-speed > >>device was attached to a downs

Re: [linux-usb-devel] Fwd: Re: linux as a hub?

2006-12-11 Thread Steve Calfee
Hi Matt, Do you work for the government? Replacing a $1 hub chip with a $1000 computer? :) More below: >>On Mon, 11 Dec 2006, Matt wrote: >> >> > Hi, >> > >> > I'm wondering if it's feasible to implement a gadget driver that turns >>a >> > Linux system into a hub. The hub specification in the