Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-12 Thread Lu Baolu
On 11/13/2015 10:26 AM, Dave Young wrote: On 11/13/15 at 10:04am, Lu, Baolu wrote: Hi Dave, On 11/12/2015 02:01 PM, Dave Young wrote: Hi, Baolu On 11/12/15 at 10:45am, Lu, Baolu wrote: Hi Dave, Which device are you testing with? This implementation was developed and tested on Intel

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-12 Thread Lu, Baolu
Hi Dave, On 11/12/2015 02:01 PM, Dave Young wrote: Hi, Baolu On 11/12/15 at 10:45am, Lu, Baolu wrote: >Hi Dave, > >Which device are you testing with? This implementation was developed >and tested on Intel Skylake devices. > >It doesn't surprise me if it doesn't work with other silicons. But

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-12 Thread Dave Young
On 11/13/15 at 10:04am, Lu, Baolu wrote: > Hi Dave, > > On 11/12/2015 02:01 PM, Dave Young wrote: > >Hi, Baolu > > > >On 11/12/15 at 10:45am, Lu, Baolu wrote: > >>>Hi Dave, > >>> > >>>Which device are you testing with? This implementation was developed > >>>and tested on Intel Skylake devices. >

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-11 Thread Dave Young
Hi, Baolu On 11/12/15 at 10:45am, Lu, Baolu wrote: > Hi Dave, > > Which device are you testing with? This implementation was developed > and tested on Intel Skylake devices. > > It doesn't surprise me if it doesn't work with other silicons. But it do > remind me to create a verified-list and

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-11 Thread Lu, Baolu
Hi Dave, Which device are you testing with? This implementation was developed and tested on Intel Skylake devices. It doesn't surprise me if it doesn't work with other silicons. But it do remind me to create a verified-list and put those known-to-work devices in it. Thanks, Baolu On

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-10 Thread Dave Young
Hi, On 11/09/15 at 03:38pm, Lu Baolu wrote: > This patch series adds support for early printk through USB3 debug port. > USB3 debug port is described in xHCI specification as an optional extended > capability. > I did a test with your previous patchset with the manually wired cable. debug host

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-10 Thread Lu, Baolu
On 11/11/2015 10:25 AM, Dave Young wrote: Hi, On 11/11/15 at 09:32am, Lu, Baolu wrote: On 11/10/2015 05:39 PM, Dave Young wrote: Hi, On 11/09/15 at 03:38pm, Lu Baolu wrote: This patch series adds support for early printk through USB3 debug port. USB3 debug port is described in xHCI

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-10 Thread Dave Young
Hi, On 11/11/15 at 09:32am, Lu, Baolu wrote: > > > On 11/10/2015 05:39 PM, Dave Young wrote: > >Hi, > > > >On 11/09/15 at 03:38pm, Lu Baolu wrote: > >>This patch series adds support for early printk through USB3 debug port. > >>USB3 debug port is described in xHCI specification as an optional

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-10 Thread Lu, Baolu
On 11/10/2015 05:39 PM, Dave Young wrote: Hi, On 11/09/15 at 03:38pm, Lu Baolu wrote: This patch series adds support for early printk through USB3 debug port. USB3 debug port is described in xHCI specification as an optional extended capability. I did a test with your previous patchset

Re: [PATCH v3 00/12] usb: early: add support for early printk through USB3 debug port

2015-11-10 Thread Lu, Baolu
On 11/11/2015 10:25 AM, Dave Young wrote: [ 1616.823351] usb 2-2: new SuperSpeed USB device number 8 using xhci_hcd [ 1616.834520] usb 2-2: LPM exit latency is zeroed, disabling LPM. [ 1616.834856] usb 2-2: New USB device found, idVendor=1d6b, idProduct=0004 [ 1616.834858] usb 2-2: New USB