audiotest Command-Line Syntax

dev=/dev/audio_device

Specifies the audio device to be tested. The default is dev=/dev/audio.

I=/dev/ioctl_device

Specifies the audio ioctl device to be tested. The default is /dev/audioctl.

M

Enables the Music Play test. 

L

Enables the Loopback test. 

Q

Enables the Quality test. This option does the same thing as L option except that it prints an extra status message upon completion.

S

Enables the speakerbox Controls test. 

T=loopback_test_type

Specifies the type of Loopback test. The default is 1; the choices are listed below: 

• 0--Codec Internal Loopback (CS4231 audio only)

• 1--Line-in/Line-out

• 2--Headphone/Line-in

• 3--Headphone/Microphone

• 4--Speaker/CD-input

• I1--Internal Line-in/Line-out

• I2--Internal Spk/Mic

• I3--Internal Headphone/Aux1

• I4--Internal Speaker/Aux1

• I5--Internal Headphone/Mic

Note: Test type 0 is always run by default on CS4231 audio implementations. Test types 3 and 4 require special hardware, and are used by manufacturing centers and special test facilities. Do not invoke these tests unless you have the required hardware. 

X

Enables the Audio Crystal test. 

E

Continues testing if an error occurs. 

LE

Loops on error. This plays the signal data in a continuous loop. 

CD

Enables the cdtest. This is for systems with an internal CD-ROM drive. A CD-ROM with music tracks must be loaded prior to running this test.

CDD=CD_device_name

Specifies the raw device name for the CD-ROM drive. The default is CDD=/dev/rdsk/c0t6d0s0.

CDT=number

Specifies the track number of the CD-ROM to play. The default is to play the first track on the disc. 

CDG=play_gain

Specifies the play gain of the CD Play test (0 to 255). The default is 120. 

CDL=play_time

Specifies the number of seconds to run the CD Play test. The default is 30 seconds. 

W

Shows warning messages during the Loopback test. 

MF=filename

Selects an optional music file. 

TF=filename

Specifies an optional tolerance file. 

Note: The tolerance file is used by manufacturing centers and special test facilities. Do not use this option unless you are familiar with the tolerance file format.