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pseries: Abolish envs array
Currently the pseries machine init code builds up an array, envs, ofCPUState pointers for all the cpus in the system. This is kind ofpointless, given the generic code already has a perfectly good linked listof the cpus.
In addition, there are a number of places which assume that the cpu's...
Implement the PAPR (pSeries) virtualized interrupt controller (xics)
PAPR defines an interrupt control architecture which is logically dividedinto ICS (Interrupt Control Presentation, each unit is responsible forpresenting interrupts to a particular "interrupt server", i.e. CPU) and...