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Message-ID: <1348076658-4511-1-git-send-email-stefano.stabellini@eu.citrix.com>
Date: Wed, 19 Sep 2012 18:44:18 +0100
From: Stefano Stabellini <stefano.stabellini@...citrix.com>
To: linux-kernel@...r.kernel.org
CC: Stefano.Stabellini@...citrix.com, Ian.Campbell@...rix.com,
xen-devel@...ts.xensource.com, konrad.wilk@...cle.com,
Stefano Stabellini <stefano.stabellini@...citrix.com>,
Pawel Moll <pawel.moll@....com>,
linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] arm: introduce a DTS for Xen unprivileged virtual machines
Signed-off-by: Stefano Stabellini <stefano.stabellini@...citrix.com>
CC: Pawel Moll <pawel.moll@....com>
CC: linux-arm-kernel@...ts.infradead.org
---
arch/arm/boot/dts/vexpress-xenvm-4.2.dts | 115 ++++++++++++++++++++++++++++++
arch/arm/mach-vexpress/Makefile.boot | 3 +-
2 files changed, 117 insertions(+), 1 deletions(-)
create mode 100644 arch/arm/boot/dts/vexpress-xenvm-4.2.dts
diff --git a/arch/arm/boot/dts/vexpress-xenvm-4.2.dts b/arch/arm/boot/dts/vexpress-xenvm-4.2.dts
new file mode 100644
index 0000000..bfb802c
--- /dev/null
+++ b/arch/arm/boot/dts/vexpress-xenvm-4.2.dts
@@ -0,0 +1,115 @@
+/*
+ * Xen Virtual Machine for unprivileged guests
+ *
+ * Based on ARM Ltd. Versatile Express CoreTile Express (single CPU)
+ * Cortex-A15 MPCore (V2P-CA15)
+ *
+ */
+
+/dts-v1/;
+
+/include/ "skeleton.dtsi"
+
+/ {
+ model = "XENVM-4.2";
+ compatible = "xen,xenvm-4.2", "arm,vexpress";
+ interrupt-parent = <&gic>;
+
+ chosen {
+ bootargs = "earlyprintk console=hvc0 root=/dev/xvda init=/sbin/init";
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a15";
+ reg = <0>;
+ };
+ };
+
+ memory {
+ device_type = "memory";
+ reg = <0x80000000 0x08000000>;
+ };
+
+ gic: interrupt-controller@...01000 {
+ compatible = "arm,cortex-a9-gic";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x2c001000 0x1000>,
+ <0x2c002000 0x100>;
+ };
+
+ timer {
+ compatible = "arm,armv7-timer";
+ interrupts = <1 13 0xf08>,
+ <1 14 0xf08>,
+ <1 11 0xf08>,
+ <1 10 0xf08>;
+ };
+
+ hypervisor {
+ compatible = "xen,xen-4.2", "xen,xen";
+ reg = <0xb0000000 0x20000>;
+ interrupts = <1 15 0xf08>;
+ };
+
+ motherboard {
+ arm,v2m-memory-map = "rs1";
+ ranges = <0 0 0x08000000 0x04000000>,
+ <1 0 0x14000000 0x04000000>,
+ <2 0 0x18000000 0x04000000>,
+ <3 0 0x1c000000 0x04000000>,
+ <4 0 0x0c000000 0x04000000>,
+ <5 0 0x10000000 0x04000000>;
+
+ interrupt-map-mask = <0 0 63>;
+ interrupt-map = <0 0 0 &gic 0 0 4>,
+ <0 0 1 &gic 0 1 4>,
+ <0 0 2 &gic 0 2 4>,
+ <0 0 3 &gic 0 3 4>,
+ <0 0 4 &gic 0 4 4>,
+ <0 0 5 &gic 0 5 4>,
+ <0 0 6 &gic 0 6 4>,
+ <0 0 7 &gic 0 7 4>,
+ <0 0 8 &gic 0 8 4>,
+ <0 0 9 &gic 0 9 4>,
+ <0 0 10 &gic 0 10 4>,
+ <0 0 11 &gic 0 11 4>,
+ <0 0 12 &gic 0 12 4>,
+ <0 0 13 &gic 0 13 4>,
+ <0 0 14 &gic 0 14 4>,
+ <0 0 15 &gic 0 15 4>,
+ <0 0 16 &gic 0 16 4>,
+ <0 0 17 &gic 0 17 4>,
+ <0 0 18 &gic 0 18 4>,
+ <0 0 19 &gic 0 19 4>,
+ <0 0 20 &gic 0 20 4>,
+ <0 0 21 &gic 0 21 4>,
+ <0 0 22 &gic 0 22 4>,
+ <0 0 23 &gic 0 23 4>,
+ <0 0 24 &gic 0 24 4>,
+ <0 0 25 &gic 0 25 4>,
+ <0 0 26 &gic 0 26 4>,
+ <0 0 27 &gic 0 27 4>,
+ <0 0 28 &gic 0 28 4>,
+ <0 0 29 &gic 0 29 4>,
+ <0 0 30 &gic 0 30 4>,
+ <0 0 31 &gic 0 31 4>,
+ <0 0 32 &gic 0 32 4>,
+ <0 0 33 &gic 0 33 4>,
+ <0 0 34 &gic 0 34 4>,
+ <0 0 35 &gic 0 35 4>,
+ <0 0 36 &gic 0 36 4>,
+ <0 0 37 &gic 0 37 4>,
+ <0 0 38 &gic 0 38 4>,
+ <0 0 39 &gic 0 39 4>,
+ <0 0 40 &gic 0 40 4>,
+ <0 0 41 &gic 0 41 4>,
+ <0 0 42 &gic 0 42 4>;
+ };
+};
diff --git a/arch/arm/mach-vexpress/Makefile.boot b/arch/arm/mach-vexpress/Makefile.boot
index 318d308..5c633c5 100644
--- a/arch/arm/mach-vexpress/Makefile.boot
+++ b/arch/arm/mach-vexpress/Makefile.boot
@@ -7,4 +7,5 @@ initrd_phys-y := 0x60800000
dtb-$(CONFIG_ARCH_VEXPRESS_DT) += vexpress-v2p-ca5s.dtb \
vexpress-v2p-ca9.dtb \
vexpress-v2p-ca15-tc1.dtb \
- vexpress-v2p-ca15_a7.dtb
+ vexpress-v2p-ca15_a7.dtb \
+ vexpress-xenvm-4.2.dtb
--
1.7.2.5
--
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