Reviewed-by: Christopher Covington <cov@xxxxxxxxxxxxxx> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx> --- arch/arm64/Kconfig | 2 ++ arch/arm64/Makefile | 2 +- arch/arm64/kvm/Kconfig | 59 +++++++++++++++++++++++++++++++++++++++++++++++++ arch/arm64/kvm/Makefile | 19 ++++++++++++++++ 4 files changed, 81 insertions(+), 1 deletion(-) create mode 100644 arch/arm64/kvm/Kconfig create mode 100644 arch/arm64/kvm/Makefile diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 43b0e9f..d984a46 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -240,6 +240,8 @@ source "drivers/Kconfig" source "fs/Kconfig" +source "arch/arm64/kvm/Kconfig" + source "arch/arm64/Kconfig.debug" source "security/Kconfig" diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index c95c5cb..ae89e63 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -36,7 +36,7 @@ TEXT_OFFSET := 0x00080000 export TEXT_OFFSET GZFLAGS -core-y += arch/arm64/kernel/ arch/arm64/mm/ +core-y += arch/arm64/kernel/ arch/arm64/mm/ arch/arm64/kvm/ libs-y := arch/arm64/lib/ $(libs-y) libs-y += $(LIBGCC) diff --git a/arch/arm64/kvm/Kconfig b/arch/arm64/kvm/Kconfig new file mode 100644 index 0000000..a76be8b --- /dev/null +++ b/arch/arm64/kvm/Kconfig @@ -0,0 +1,59 @@ +# +# KVM configuration +# + +source "virt/kvm/Kconfig" + +menuconfig VIRTUALIZATION + bool "Virtualization" + ---help--- + Say Y here to get to see options for using your Linux host to run + other operating systems inside virtual machines (guests). + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and + disabled. + +if VIRTUALIZATION + +config KVM + bool "Kernel-based Virtual Machine (KVM) support" + select PREEMPT_NOTIFIERS + select ANON_INODES + select KVM_MMIO + select KVM_ARM_HOST + select KVM_ARM_VGIC + select KVM_ARM_TIMER + ---help--- + Support hosting virtualized guest machines. + + This module provides access to the hardware capabilities through + a character device node named /dev/kvm. + + If unsure, say N. + +config KVM_ARM_HOST + bool + depends on KVM + depends on MMU + select MMU_NOTIFIER + ---help--- + Provides host support for ARM processors. + +config KVM_ARM_VGIC + bool + depends on KVM_ARM_HOST && OF + select HAVE_KVM_IRQCHIP + ---help--- + Adds support for a hardware assisted, in-kernel GIC emulation. + +config KVM_ARM_TIMER + bool + depends on KVM_ARM_VGIC + select HAVE_KVM_IRQCHIP + ---help--- + Adds support for the Architected Timers in virtual machines + +source drivers/virtio/Kconfig + +endif # VIRTUALIZATION diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile new file mode 100644 index 0000000..be9eb3833 --- /dev/null +++ b/arch/arm64/kvm/Makefile @@ -0,0 +1,19 @@ +# +# Makefile for Kernel-based Virtual Machine module +# + +ccflags-y += -Ivirt/kvm -Iarch/arm64/kvm +CFLAGS_arm.o := -I. +CFLAGS_mmu.o := -I. + +obj-$(CONFIG_KVM_ARM_HOST) += kvm.o + +kvm-$(CONFIG_KVM_ARM_HOST) += $(addprefix ../../../virt/kvm/, kvm_main.o coalesced_mmio.o) +kvm-$(CONFIG_KVM_ARM_HOST) += $(addprefix ../../../arch/arm/kvm/, arm.o mmu.o mmio.o psci.o perf.o) + +kvm-$(CONFIG_KVM_ARM_HOST) += inject_fault.o +kvm-$(CONFIG_KVM_ARM_HOST) += hyp.o hyp-init.o handle_exit.o +kvm-$(CONFIG_KVM_ARM_HOST) += guest.o reset.o sys_regs.o sys_regs_generic_v8.o + +kvm-$(CONFIG_KVM_ARM_VGIC) += $(addprefix ../../../arch/arm/kvm/, vgic.o) +kvm-$(CONFIG_KVM_ARM_TIMER) += $(addprefix ../../../arch/arm/kvm/, arch_timer.o) -- 1.8.1.4 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
