Chapter 3. Module Parameters

A user can modify or set parameters at the load time of the module. If the module supports more number of cards and you have more than one card of the same type, you may simply specify more values for the parameter, delimited by commas.

Module snd.o

  1. major # for sound driver

  2. default is 14 - this value is compatible with OSS/Free

  1. specifies card limit # (1-8)

  2. good for kerneld/kmod support if you do not want to search for sound cards which are not installed in your system

  1. specifies permission mask for dynamic sound device file system

  2. default value = 0666

  1. specifies GID number for dynamic sound device file system

  2. default value = 0 root

  1. specifies UID number for dynamic sound device file system

  2. default value = 0 root

Global Parameters

  • snd_index

  1. 0-7 index for sound card

  2. if not set, first free index is assigned

  • snd_id

  1. user identification for card (up to 15 chars)

  2. default expression is card < snd_index > for example card1

  3. value is used for /proc/asound file system

  4. This value can be used by applications for identification of card if user does not to want identify card with index number