diff options
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/Kconfig | 3 | ||||
| -rw-r--r-- | arch/ia64/Makefile | 1 | ||||
| -rw-r--r-- | arch/ia64/kvm/Kconfig | 46 | ||||
| -rw-r--r-- | arch/ia64/kvm/Makefile | 61 |
4 files changed, 111 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index cd13e138bd03..3aa6c821449a 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -19,6 +19,7 @@ config IA64 select HAVE_OPROFILE select HAVE_KPROBES select HAVE_KRETPROBES + select HAVE_KVM default y help The Itanium Processor Family is Intel's 64-bit successor to @@ -589,6 +590,8 @@ config MSPEC source "fs/Kconfig" +source "arch/ia64/kvm/Kconfig" + source "lib/Kconfig" # diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile index f1645c4f7039..ec4cca477f49 100644 --- a/arch/ia64/Makefile +++ b/arch/ia64/Makefile @@ -57,6 +57,7 @@ core-$(CONFIG_IA64_GENERIC) += arch/ia64/dig/ core-$(CONFIG_IA64_HP_ZX1) += arch/ia64/dig/ core-$(CONFIG_IA64_HP_ZX1_SWIOTLB) += arch/ia64/dig/ core-$(CONFIG_IA64_SGI_SN2) += arch/ia64/sn/ +core-$(CONFIG_KVM) += arch/ia64/kvm/ drivers-$(CONFIG_PCI) += arch/ia64/pci/ drivers-$(CONFIG_IA64_HP_SIM) += arch/ia64/hp/sim/ diff --git a/arch/ia64/kvm/Kconfig b/arch/ia64/kvm/Kconfig new file mode 100644 index 000000000000..d2e54b9321fb --- /dev/null +++ b/arch/ia64/kvm/Kconfig @@ -0,0 +1,46 @@ +# +# KVM configuration +# +config HAVE_KVM + bool + +menuconfig VIRTUALIZATION + bool "Virtualization" + depends on HAVE_KVM || IA64 + default y + ---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 + tristate "Kernel-based Virtual Machine (KVM) support" + depends on HAVE_KVM && EXPERIMENTAL + select PREEMPT_NOTIFIERS + select ANON_INODES + ---help--- + Support hosting fully virtualized guest machines using hardware + virtualization extensions. You will need a fairly recent + processor equipped with virtualization extensions. You will also + need to select one or more of the processor modules below. + + This module provides access to the hardware capabilities through + a character device node named /dev/kvm. + + To compile this as a module, choose M here: the module + will be called kvm. + + If unsure, say N. + +config KVM_INTEL + tristate "KVM for Intel Itanium 2 processors support" + depends on KVM && m + ---help--- + Provides support for KVM on Itanium 2 processors equipped with the VT + extensions. + +endif # VIRTUALIZATION diff --git a/arch/ia64/kvm/Makefile b/arch/ia64/kvm/Makefile new file mode 100644 index 000000000000..41b034ffa73b --- /dev/null +++ b/arch/ia64/kvm/Makefile @@ -0,0 +1,61 @@ +#This Make file is to generate asm-offsets.h and build source. +# + +#Generate asm-offsets.h for vmm module build +offsets-file := asm-offsets.h + +always := $(offsets-file) +targets := $(offsets-file) +targets += arch/ia64/kvm/asm-offsets.s +clean-files := $(addprefix $(objtree)/,$(targets) $(obj)/memcpy.S $(obj)/memset.S) + +# Default sed regexp - multiline due to syntax constraints +define sed-y + "/^->/{s:^->\([^ ]*\) [\$$#]*\([^ ]*\) \(.*\):#define \1 \2 /* \3 */:; s:->::; p;}" +endef + +quiet_cmd_offsets = GEN $@ +define cmd_offsets + (set -e; \ + echo "#ifndef __ASM_KVM_OFFSETS_H__"; \ + echo "#define __ASM_KVM_OFFSETS_H__"; \ + echo "/*"; \ + echo " * DO NOT MODIFY."; \ + echo " *"; \ + echo " * This file was generated by Makefile"; \ + echo " *"; \ + echo " */"; \ + echo ""; \ + sed -ne $(sed-y) $<; \ + echo ""; \ + echo "#endif" ) > $@ +endef +# We use internal rules to avoid the "is up to date" message from make +arch/ia64/kvm/asm-offsets.s: arch/ia64/kvm/asm-offsets.c + $(call if_changed_dep,cc_s_c) + +$(obj)/$(offsets-file): arch/ia64/kvm/asm-offsets.s + $(call cmd,offsets) + +# +# Makefile for Kernel-based Virtual Machine module +# + +EXTRA_CFLAGS += -Ivirt/kvm -Iarch/ia64/kvm/ + +$(addprefix $(objtree)/,$(obj)/memcpy.S $(obj)/memset.S): + $(shell ln -snf ../lib/memcpy.S $(src)/memcpy.S) + $(shell ln -snf ../lib/memset.S $(src)/memset.S) + +common-objs = $(addprefix ../../../virt/kvm/, kvm_main.o ioapic.o) + +kvm-objs := $(common-objs) kvm-ia64.o kvm_fw.o +obj-$(CONFIG_KVM) += kvm.o + +FORCE : $(obj)/$(offsets-file) +EXTRA_CFLAGS_vcpu.o += -mfixed-range=f2-f5,f12-f127 +kvm-intel-objs = vmm.o vmm_ivt.o trampoline.o vcpu.o optvfault.o mmio.o \ + vtlb.o process.o +#Add link memcpy and memset to avoid possible structure assignment error +kvm-intel-objs += memset.o memcpy.o +obj-$(CONFIG_KVM_INTEL) += kvm-intel.o |