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HDK Technical Reference

HPCI (Hot Plug Controller Interface)

The Hot Plug Controller Interface is used to implement hotplug controllers for new system platforms for SVR5. See ``Hotplug devices'' for general information about hotplug drivers.

Hot plug controller drivers must be installed with a Master(DSP/4dsp) file that includes lines such as the following:

   $version 2
   $interface ddi 8mp
   $interface hpci 1
HPCI is implemented on SVR5 systems as a versioned interface; see ``DDI interface versioning''.

HPCI version support

O/S release Supported versions Required DDI versions
SVR5, Releases 7.0.1, and 7.1 hpci: 1 ddi: 8, 8mp

The SVR5 hpci interface is documented in the following;


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OpenServer 6 and UnixWare (SVR5) HDK - June 2005