Re: XO-1.5 microphone testing

2009-07-10 Thread Chris Ball
Hi Dan, I have a board with the microphone ECO now. > 2. In alsamixer, under Playback leave all "PortX Jack" controls > as their defaults. Turn Master all the way up. Under Capture, > you'll see a choice of 8 inputs. Go through them one by one while > making some noise. Which one repr

Re: XO-1.5 microphone testing

2009-07-03 Thread James Cameron
On Fri, Jul 03, 2009 at 08:40:35PM -0700, John Gilmore wrote: > Testing the OLPC-specific analog "sensor" input mode would be very > useful. Given the stereo input jack, this would give experimenters > TWO analog inputs. /me puts hand up ;-) ... but only once there is hardware. I'm also curious

Re: XO-1.5 microphone testing

2009-07-03 Thread Mitch Bradley
John Gilmore wrote: >> Basically, for each configuration (external microphone plugged in, and >> external microphone not plugged in), I'd like to know the following: >> - which of the 8 microphones is the one to use >> - which ports we can turn off >> > > In reading the generic Intel HDA c

Re: XO-1.5 microphone testing

2009-07-03 Thread John Gilmore
> Basically, for each configuration (external microphone plugged in, and > external microphone not plugged in), I'd like to know the following: > - which of the 8 microphones is the one to use > - which ports we can turn off In reading the generic Intel HDA codec spec, and comparing it to the ht

XO-1.5 microphone testing

2009-07-03 Thread Daniel Drake
Hi Chris, As you pointed out, my board has incorrect microphone wiring. When you have time, I need you to run some tests on a correctly-wired board. Here's a kernel: http://dev.laptop.org/~dsd/20090703/kernel-2.6.30-20090703.1.olpc.0517950.i586.rpm Please configure modules.conf to pass the model