I just wanted to understand. I don't have any preferences. On Wednesday, October 21, 2015, Pavel Fedin <p.fe...@samsung.com> wrote:
> Hello! > > > As far as I understand Figure 1 in GICv3 architecture document the > interrupts from device goes to the distributor and from it to the > > re-distributors or from the deices via the ITS to the re-distributors. > > So eventually ITS should be part of the GIC. That is if the ITS is a > different entity how do you see it work with the rest of the GIC? > > Easy. As i said before, what ITS actually does is transforming device ID > + event ID into a single LPI number. Then, an LPI goes to the > redistributor. Therefore, all we need from GIC is a method like > inject_lpi(int lpi). Well, may be a couple more, for moving LPIs between > collections. But this is not a problem and makes up a nice interface. > Even on the picture you mentioned ITS is a kind of separate thing. It can > even be completely missing. > > Well, my reasons end here. If you still disagree... Do what you want > then, it will not be a problem to remove these unused stubs. > Peter, we are summoning you. :) > > Kind regards, > Pavel Fedin > Expert Engineer > Samsung Electronics Research center Russia > > >
