Re: [ACPI] native vs acpi support

[Rajesh Shah <rajesh.shah@intel.com>]

On Mon, Sep 12, 2005 at 08:16:49AM +0100, vidyut karan wrote:
> 
>    What is the difference betwwen an
> 
>    OS with an "native hot plug support"
> 
An OS that has hotplug support as described in the PCI Express
specification. This is supported by the pciehp driver.

>    and controlling the hot-plug by using ACPI.
> 
An OS that has hotplug support as described in the ACPI
specification. This is supported by the acpiphp driver.

Native pcie hotplug is newer and better, since it describes a
usage model (e.g. attention buttons, indicators etc.) and
standardizes the programming interface to the hotplug
hardware. 

> 
>    If  my  query sounds idiotic, give me some pointers so that i can move
>    on the right track.
> 
See the PCI hotplug specification and PCI Express specification
from the PCI SIG, and the ACPI specification from 
http://www.acpi.info/.

Rajesh


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