un.ppc (deprecated)

This structure contains the PowerPC-specific information. On a supported evaluation platform, the library routines (described later) fill these fields. On customized hardware, you'll have to supply the information.

smpinfo
Contains info on how to manipulate the SMP control hardware; filled in by the library call init_smp().
kerinfo
Kernel information, filled by the library.
exceptptr
Points at system exception table, filled by the library.