devd configuration questions

[Sagara Wijetunga]

Sagara Wijetunga wrote:
> Hi FreeBSD community
> I have few questions regarding devd configuration:
> 1. What is the difference between "attach" or "notify" and when to use 
> them?
> 2. What are the possible values for "class" in "attach" and "detach" 
> statements?
> 3. What are the possible values for "subdevice" in "attach" and 
> "detach" statements?
> 4. What are the possible values for "system", "subsystem", "type" in 
> "notify" statement?
> Kind regards
> Sagara
Sorry, I forgot to mention, I need above information regarding FreeBSD 
7.2 (i386).

Regards
Sagara