[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] arm: introduce a DTS for Xen unprivileged virtual machines
Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx> CC: Pawel Moll <pawel.moll@xxxxxxx> CC: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx --- 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@2c001000 { + 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 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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