x86_64: prepare shared kernel/Makefile

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86_64/kernel/Makefile b/arch/x86_64/kernel/Makefile
index 8253617..d3ebd16 100644
--- a/arch/x86_64/kernel/Makefile
+++ b/arch/x86_64/kernel/Makefile
@@ -1,63 +1,5 @@
-#
-# Makefile for the linux kernel.
-#
-
-extra-y 	:= head_64.o head64.o init_task_64.o vmlinux.lds
-EXTRA_AFLAGS	:= -traditional
-obj-y	:= process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \
-		ptrace_64.o time_64.o ioport_64.o ldt_64.o setup_64.o i8259_64.o sys_x86_64.o \
-		x8664_ksyms_64.o i387_64.o syscall_64.o vsyscall_64.o \
-		setup64.o bootflag.o e820_64.o reboot_64.o quirks.o i8237.o \
-		pci-dma_64.o pci-nommu_64.o alternative.o hpet_64.o tsc_64.o bugs_64.o \
-		perfctr-watchdog.o
-
-obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
-obj-$(CONFIG_X86_MCE)		+= mce_64.o therm_throt.o
-obj-$(CONFIG_X86_MCE_INTEL)	+= mce_intel_64.o
-obj-$(CONFIG_X86_MCE_AMD)	+= mce_amd_64.o
-obj-$(CONFIG_MTRR)		+= ../../i386/kernel/cpu/mtrr/
-obj-$(CONFIG_ACPI)		+= acpi/
-obj-$(CONFIG_X86_MSR)		+= msr.o
-obj-$(CONFIG_MICROCODE)		+= microcode.o
-obj-$(CONFIG_X86_CPUID)		+= cpuid.o
-obj-$(CONFIG_SMP)		+= smp_64.o smpboot_64.o trampoline_64.o tsc_sync.o
-obj-y				+= apic_64.o  nmi_64.o
-obj-y				+= io_apic_64.o mpparse_64.o genapic_64.o genapic_flat_64.o
-obj-$(CONFIG_KEXEC)		+= machine_kexec_64.o relocate_kernel_64.o crash_64.o
-obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_64.o
-obj-$(CONFIG_PM)		+= suspend_64.o
-obj-$(CONFIG_HIBERNATION)	+= suspend_asm_64.o
-obj-$(CONFIG_CPU_FREQ)		+= ../../i386/kernel/cpu/cpufreq/
-obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
-obj-$(CONFIG_IOMMU)		+= pci-gart_64.o aperture_64.o
-obj-$(CONFIG_CALGARY_IOMMU)	+= pci-calgary_64.o tce_64.o
-obj-$(CONFIG_SWIOTLB)		+= pci-swiotlb_64.o
-obj-$(CONFIG_KPROBES)		+= kprobes_64.o
-obj-$(CONFIG_X86_PM_TIMER)	+= pmtimer_64.o
-obj-$(CONFIG_X86_VSMP)		+= vsmp_64.o
-obj-$(CONFIG_K8_NB)		+= k8.o
-obj-$(CONFIG_AUDIT)		+= audit_64.o
-
-obj-$(CONFIG_MODULES)		+= module_64.o
-obj-$(CONFIG_PCI)		+= early-quirks_64.o
-
-obj-y				+= topology.o
-obj-y				+= intel_cacheinfo.o
-obj-y				+= addon_cpuid_features.o
-obj-y				+= pcspeaker.o
-
-CFLAGS_vsyscall_64.o		:= $(PROFILING) -g0
-
-therm_throt-y                   += ../../i386/kernel/cpu/mcheck/therm_throt.o
-bootflag-y			+= ../../i386/kernel/bootflag.o
-cpuid-$(subst m,y,$(CONFIG_X86_CPUID))  += ../../i386/kernel/cpuid.o
-topology-y                     += ../../i386/kernel/topology.o
-microcode-$(subst m,y,$(CONFIG_MICROCODE))  += ../../i386/kernel/microcode.o
-intel_cacheinfo-y		+= ../../i386/kernel/cpu/intel_cacheinfo.o
-addon_cpuid_features-y		+= ../../i386/kernel/cpu/addon_cpuid_features.o
-quirks-y			+= ../../i386/kernel/quirks.o
-i8237-y				+= ../../i386/kernel/i8237.o
-msr-$(subst m,y,$(CONFIG_X86_MSR))  += ../../i386/kernel/msr.o
-alternative-y			+= ../../i386/kernel/alternative.o
-pcspeaker-y			+= ../../i386/kernel/pcspeaker.o
-perfctr-watchdog-y		+= ../../i386/kernel/cpu/perfctr-watchdog.o
+ifeq ($(CONFIG_X86_32),y)
+include ${srctree}/arch/i386/kernel/Makefile_32
+else
+include ${srctree}/arch/x86_64/kernel/Makefile_64
+endif
diff --git a/arch/x86_64/kernel/Makefile_64 b/arch/x86_64/kernel/Makefile_64
new file mode 100644
index 0000000..8253617
--- /dev/null
+++ b/arch/x86_64/kernel/Makefile_64
@@ -0,0 +1,63 @@
+#
+# Makefile for the linux kernel.
+#
+
+extra-y 	:= head_64.o head64.o init_task_64.o vmlinux.lds
+EXTRA_AFLAGS	:= -traditional
+obj-y	:= process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \
+		ptrace_64.o time_64.o ioport_64.o ldt_64.o setup_64.o i8259_64.o sys_x86_64.o \
+		x8664_ksyms_64.o i387_64.o syscall_64.o vsyscall_64.o \
+		setup64.o bootflag.o e820_64.o reboot_64.o quirks.o i8237.o \
+		pci-dma_64.o pci-nommu_64.o alternative.o hpet_64.o tsc_64.o bugs_64.o \
+		perfctr-watchdog.o
+
+obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
+obj-$(CONFIG_X86_MCE)		+= mce_64.o therm_throt.o
+obj-$(CONFIG_X86_MCE_INTEL)	+= mce_intel_64.o
+obj-$(CONFIG_X86_MCE_AMD)	+= mce_amd_64.o
+obj-$(CONFIG_MTRR)		+= ../../i386/kernel/cpu/mtrr/
+obj-$(CONFIG_ACPI)		+= acpi/
+obj-$(CONFIG_X86_MSR)		+= msr.o
+obj-$(CONFIG_MICROCODE)		+= microcode.o
+obj-$(CONFIG_X86_CPUID)		+= cpuid.o
+obj-$(CONFIG_SMP)		+= smp_64.o smpboot_64.o trampoline_64.o tsc_sync.o
+obj-y				+= apic_64.o  nmi_64.o
+obj-y				+= io_apic_64.o mpparse_64.o genapic_64.o genapic_flat_64.o
+obj-$(CONFIG_KEXEC)		+= machine_kexec_64.o relocate_kernel_64.o crash_64.o
+obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_64.o
+obj-$(CONFIG_PM)		+= suspend_64.o
+obj-$(CONFIG_HIBERNATION)	+= suspend_asm_64.o
+obj-$(CONFIG_CPU_FREQ)		+= ../../i386/kernel/cpu/cpufreq/
+obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
+obj-$(CONFIG_IOMMU)		+= pci-gart_64.o aperture_64.o
+obj-$(CONFIG_CALGARY_IOMMU)	+= pci-calgary_64.o tce_64.o
+obj-$(CONFIG_SWIOTLB)		+= pci-swiotlb_64.o
+obj-$(CONFIG_KPROBES)		+= kprobes_64.o
+obj-$(CONFIG_X86_PM_TIMER)	+= pmtimer_64.o
+obj-$(CONFIG_X86_VSMP)		+= vsmp_64.o
+obj-$(CONFIG_K8_NB)		+= k8.o
+obj-$(CONFIG_AUDIT)		+= audit_64.o
+
+obj-$(CONFIG_MODULES)		+= module_64.o
+obj-$(CONFIG_PCI)		+= early-quirks_64.o
+
+obj-y				+= topology.o
+obj-y				+= intel_cacheinfo.o
+obj-y				+= addon_cpuid_features.o
+obj-y				+= pcspeaker.o
+
+CFLAGS_vsyscall_64.o		:= $(PROFILING) -g0
+
+therm_throt-y                   += ../../i386/kernel/cpu/mcheck/therm_throt.o
+bootflag-y			+= ../../i386/kernel/bootflag.o
+cpuid-$(subst m,y,$(CONFIG_X86_CPUID))  += ../../i386/kernel/cpuid.o
+topology-y                     += ../../i386/kernel/topology.o
+microcode-$(subst m,y,$(CONFIG_MICROCODE))  += ../../i386/kernel/microcode.o
+intel_cacheinfo-y		+= ../../i386/kernel/cpu/intel_cacheinfo.o
+addon_cpuid_features-y		+= ../../i386/kernel/cpu/addon_cpuid_features.o
+quirks-y			+= ../../i386/kernel/quirks.o
+i8237-y				+= ../../i386/kernel/i8237.o
+msr-$(subst m,y,$(CONFIG_X86_MSR))  += ../../i386/kernel/msr.o
+alternative-y			+= ../../i386/kernel/alternative.o
+pcspeaker-y			+= ../../i386/kernel/pcspeaker.o
+perfctr-watchdog-y		+= ../../i386/kernel/cpu/perfctr-watchdog.o