summaryrefslogtreecommitdiff
path: root/docs/05-FAQ.txt
blob: f054a6d025f75ce944e038520e0f016fbede1463 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Frequently asked questions
==========================

Q1. What is the per-core context size that is switched between
    clusters?

A1:

    Per-CPU context:

    CP15 and VFP context: 768 bytes
    vGIC Virtual CPU interface (payload view) context: 128 bytes
    vGIC Virtual CPU interface (HYP mode view) context: 280 bytes
    vGIC Distributor context (SGIs & PPIs): 128 bytes
    Virt. Ext. Registers: 40 bytes

    Global context:

    vGIC Distributor context (SPIs): 2048 bytes
    2nd stage translation trap context: 40 bytes