From mboxrd@z Thu Jan 1 00:00:00 1970 From: Suravee.Suthikulpanit@amd.com (Suthikulpanit, Suravee) Date: Fri, 21 Nov 2014 14:40:14 +0000 Subject: [PATCH V3] arm64: amd-seattle: Adding device tree for AMD Seattle platform In-Reply-To: <546F36D3.4090008@arm.com> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 11/21/14, 19:57, "Marc Zyngier" wrote: >>+ gic: interrupt-controller at e1101000 { >>+ compatible = "arm,gic-400", "arm,cortex-a15-gic"; >>+ interrupt-controller; >>+ #interrupt-cells = <3>; >>+ #address-cells = <2>; >>+ #size-cells = <2>; >>+ reg = <0x0 0xe1110000 0 0x1000>, >>+ <0x0 0xe112f000 0 0x2000>, >>+ <0x0 0xe1140000 0 0x10000>, >>+ <0x0 0xe1160000 0 0x10000>; >>+ interrupts = <1 8 0xf04>; > >Are you sure about this one? ARM systems usually have this wired on PPI9 >(interrupt 25)... > >Thanks, > > M. I think you might be right. GIC-400 TRM says that this is should be 25, and used for virtual maintenance interrupts. How can I verify this in Linux? KVM? Thanks, Suravee