Re: [linux-usb-devel] Device Detection Issues

2006-07-11 Thread David Brownell
On Tuesday 11 July 2006 1:56 am, Ajay Jain wrote: > May be yes, but then I have a counter observation. When I use another > host I always see a reset - suspend - reset - get_device_descriptor - > reset - set_address sequence. This is something that I observe > invariably. When I use the old host,

Re: [linux-usb-devel] Device Detection Issues

2006-07-11 Thread Alan Stern
On Tue, 11 Jul 2006, Ajay Jain wrote: > > I don't know. Have you tried using any sort of USB sniffer program to > > monitor the host's requests to the bus's root hub? > > I will definitely try it, can you suggest some sniffer program > (windows based), as I have one such sniffer, that causes my

Re: [linux-usb-devel] Device Detection Issues

2006-07-11 Thread Ajay Jain
On 7/11/06, Alan Stern <[EMAIL PROTECTED]> wrote: > On Tue, 11 Jul 2006, Ajay Jain wrote: > > > > Remember the definitions of reset and suspend. Reset is an SE0 signal, > > > which is the default bus state when no device is attached or the device's > > > pull-up resistor hasn't been turned on. Su

Re: [linux-usb-devel] Device Detection Issues

2006-07-11 Thread Alan Stern
On Tue, 11 Jul 2006, Ajay Jain wrote: > > Remember the definitions of reset and suspend. Reset is an SE0 signal, > > which is the default bus state when no device is attached or the device's > > pull-up resistor hasn't been turned on. Suspend is a J signal, which is > > the default bus state whe

Re: [linux-usb-devel] Device Detection Issues

2006-07-11 Thread Ajay Jain
On 7/10/06, Alan Stern <[EMAIL PROTECTED]> wrote: > On Mon, 10 Jul 2006, Ajay Jain wrote: > > > Hi, > > Am using a windows host and a proprietary device as a function. This > > is the pre-enumeration stage that I am talking about. I see a very > > different behavior with what is written in the stan

Re: [linux-usb-devel] Device Detection Issues

2006-07-10 Thread Alan Stern
On Mon, 10 Jul 2006, Ajay Jain wrote: > Hi, > Am using a windows host and a proprietary device as a function. This > is the pre-enumeration stage that I am talking about. I see a very > different behavior with what is written in the standard or with the > way windows is supposed to enumerate. The