1 files changed, 88 insertions, 0 deletions

diff --git a/arch/x86/kernel/Makefile_32 b/arch/x86/kernel/Makefile_32
new file mode 100644
index 000000000000..5096f486d389
--- /dev/null
+++ b/arch/x86/kernel/Makefile_32
@@ -0,0 +1,88 @@
+#
+# Makefile for the linux kernel.
+#
+
+extra-y := head_32.o init_task_32.o vmlinux.lds
+
+obj-y   := process_32.o signal_32.o entry_32.o traps_32.o irq_32.o \
+                ptrace_32.o time_32.o ioport_32.o ldt_32.o setup_32.o i8259_32.o sys_i386_32.o \
+                pci-dma_32.o i386_ksyms_32.o i387_32.o bootflag.o e820_32.o\
+                quirks.o i8237.o topology.o alternative.o i8253_32.o tsc_32.o
+
+obj-$(CONFIG_STACKTRACE)        += stacktrace.o
+obj-y                           += ../../x86/kernel/cpu/
+obj-y                           += ../../x86/kernel/acpi/
+obj-$(CONFIG_X86_BIOS_REBOOT)   += reboot_32.o
+obj-$(CONFIG_MCA)               += mca_32.o
+obj-$(CONFIG_X86_MSR)           += msr.o
+obj-$(CONFIG_X86_CPUID)         += cpuid.o
+obj-$(CONFIG_MICROCODE)         += microcode.o
+obj-$(CONFIG_APM)               += apm_32.o
+obj-$(CONFIG_X86_SMP)           += smp_32.o smpboot_32.o tsc_sync.o
+obj-$(CONFIG_SMP)               += smpcommon_32.o
+obj-$(CONFIG_X86_TRAMPOLINE)    += trampoline_32.o
+obj-$(CONFIG_X86_MPPARSE)       += mpparse_32.o
+obj-$(CONFIG_X86_LOCAL_APIC)    += apic_32.o nmi_32.o
+obj-$(CONFIG_X86_IO_APIC)       += io_apic_32.o
+obj-$(CONFIG_X86_REBOOTFIXUPS)  += reboot_fixups_32.o
+obj-$(CONFIG_KEXEC)             += machine_kexec_32.o relocate_kernel_32.o crash_32.o
+obj-$(CONFIG_CRASH_DUMP)        += crash_dump_32.o
+obj-$(CONFIG_X86_NUMAQ)         += numaq_32.o
+obj-$(CONFIG_X86_SUMMIT_NUMA)   += summit_32.o
+obj-$(CONFIG_KPROBES)           += kprobes_32.o
+obj-$(CONFIG_MODULES)           += module_32.o
+obj-y                           += sysenter_32.o vsyscall_32.o
+obj-$(CONFIG_ACPI_SRAT)         += srat_32.o
+obj-$(CONFIG_EFI)               += efi_32.o efi_stub_32.o
+obj-$(CONFIG_DOUBLEFAULT)       += doublefault_32.o
+obj-$(CONFIG_VM86)              += vm86_32.o
+obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
+obj-$(CONFIG_HPET_TIMER)        += hpet_32.o
+obj-$(CONFIG_K8_NB)             += k8.o
+obj-$(CONFIG_MGEODE_LX)         += geode_32.o
+
+obj-$(CONFIG_VMI)               += vmi_32.o vmiclock_32.o
+obj-$(CONFIG_PARAVIRT)          += paravirt_32.o
+obj-y                           += pcspeaker.o
+
+obj-$(CONFIG_SCx200)            += scx200_32.o
+
+# vsyscall_32.o contains the vsyscall DSO images as __initdata.
+# We must build both images before we can assemble it.
+# Note: kbuild does not track this dependency due to usage of .incbin
+$(obj)/vsyscall_32.o: $(obj)/vsyscall-int80_32.so $(obj)/vsyscall-sysenter_32.so
+targets += $(foreach F,int80 sysenter,vsyscall-$F.o vsyscall-$F.so)
+targets += vsyscall-note_32.o vsyscall_32.lds
+
+# The DSO images are built using a special linker script.
+quiet_cmd_syscall = SYSCALL $@
+      cmd_syscall = $(CC) -m elf_i386 -nostdlib $(SYSCFLAGS_$(@F)) \
+                          -Wl,-T,$(filter-out FORCE,$^) -o $@
+
+export CPPFLAGS_vsyscall_32.lds += -P -C -U$(ARCH)
+
+vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 \
+                 $(call ld-option, -Wl$(comma)--hash-style=sysv)
+SYSCFLAGS_vsyscall-sysenter_32.so       = $(vsyscall-flags)
+SYSCFLAGS_vsyscall-int80_32.so  = $(vsyscall-flags)
+
+$(obj)/vsyscall-int80_32.so $(obj)/vsyscall-sysenter_32.so: \
+$(obj)/vsyscall-%.so: $(src)/vsyscall_32.lds \
+                      $(obj)/vsyscall-%.o $(obj)/vsyscall-note_32.o FORCE
+        $(call if_changed,syscall)
+
+# We also create a special relocatable object that should mirror the symbol
+# table and layout of the linked DSO.  With ld -R we can then refer to
+# these symbols in the kernel code rather than hand-coded addresses.
+extra-y += vsyscall-syms.o
+$(obj)/built-in.o: $(obj)/vsyscall-syms.o
+$(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o
+
+SYSCFLAGS_vsyscall-syms.o = -r
+$(obj)/vsyscall-syms.o: $(src)/vsyscall_32.lds \
+                        $(obj)/vsyscall-sysenter_32.o $(obj)/vsyscall-note_32.o FORCE
+        $(call if_changed,syscall)
+
+k8-y                      += ../../x86_64/kernel/k8.o
+stacktrace-y              += ../../x86_64/kernel/stacktrace.o
+