Re: [Qemu-devel] [PATCH 2/3] arm_gicv2m: Add GICv2m widget to support MSIs

2015-04-27 Thread Christoffer Dall
On Mon, Apr 27, 2015 at 02:43:17PM +0100, Peter Maydell wrote: > On 27 April 2015 at 14:41, Christoffer Dall > wrote: > > Regarding adding support for the security extensions later, I assume the > > QEMU-specifics will be to add a flag to the device instantiation from > > the containing board act

Re: [Qemu-devel] [PATCH 2/3] arm_gicv2m: Add GICv2m widget to support MSIs

2015-04-27 Thread Peter Maydell
On 27 April 2015 at 14:41, Christoffer Dall wrote: > Regarding adding support for the security extensions later, I assume the > QEMU-specifics will be to add a flag to the device instantiation from > the containing board activating security support, which would grow the > IO region size of this de

Re: [Qemu-devel] [PATCH 2/3] arm_gicv2m: Add GICv2m widget to support MSIs

2015-04-27 Thread Christoffer Dall
On Tue, Apr 21, 2015 at 03:40:51PM +0100, Peter Maydell wrote: > On 8 April 2015 at 22:20, Christoffer Dall > wrote: > > > The ARM GICv2m widget is a little device that handle MSI interrupt > > > > "handles" > > > > writes to a trigger register and ties them to a range of interrupt lines > > w

Re: [Qemu-devel] [PATCH 2/3] arm_gicv2m: Add GICv2m widget to support MSIs

2015-04-21 Thread Peter Maydell
On 8 April 2015 at 22:20, Christoffer Dall wrote: > The ARM GICv2m widget is a little device that handle MSI interrupt > "handles" > writes to a trigger register and ties them to a range of interrupt lines > wires to the GIC. It has a few status/id registers and the interrupt > wires, > and t

Re: [Qemu-devel] [PATCH 2/3] arm_gicv2m: Add GICv2m widget to support MSIs

2015-04-21 Thread Peter Maydell
On 10 April 2015 at 10:58, Christoffer Dall wrote: > On Fri, Apr 10, 2015 at 11:16:57AM +0200, Eric Auger wrote: >> Hi Christoffer, >> On 04/08/2015 11:20 PM, Christoffer Dall wrote: >> > The ARM GICv2m widget is a little device that handle MSI interrupt >> > writes to a trigger register and ties

[Qemu-devel] [PATCH 2/3] arm_gicv2m: Add GICv2m widget to support MSIs

2015-04-08 Thread Christoffer Dall
The ARM GICv2m widget is a little device that handle MSI interrupt writes to a trigger register and ties them to a range of interrupt lines wires to the GIC. It has a few status/id registers and the interrupt wires, and that's about it. A board instantiates the device by setting the base SPI numb