LXR linux/arch/i386/kernel/Makefile

   1#
   2# Makefile for the linux kernel.
   3#
   4
   5extra-y := head.o init_task.o vmlinux.lds
   6
   7obj-y   := process.o signal.o entry.o traps.o irq.o \
   8                ptrace.o time.o ioport.o ldt.o setup.o i8259.o sys_i386.o \
   9                pci-dma.o i386_ksyms.o i387.o bootflag.o e820.o\
  10                quirks.o i8237.o topology.o alternative.o i8253.o tsc.o
  11
  12obj-$(CONFIG_STACKTRACE)        += stacktrace.o
  13obj-y                           += cpu/
  14obj-y                           += acpi/
  15obj-$(CONFIG_X86_BIOS_REBOOT)   += reboot.o
  16obj-$(CONFIG_MCA)               += mca.o
  17obj-$(CONFIG_X86_MSR)           += msr.o
  18obj-$(CONFIG_X86_CPUID)         += cpuid.o
  19obj-$(CONFIG_MICROCODE)         += microcode.o
  20obj-$(CONFIG_APM)               += apm.o
  21obj-$(CONFIG_X86_SMP)           += smp.o smpboot.o tsc_sync.o
  22obj-$(CONFIG_SMP)               += smpcommon.o
  23obj-$(CONFIG_X86_TRAMPOLINE)    += trampoline.o
  24obj-$(CONFIG_X86_MPPARSE)       += mpparse.o
  25obj-$(CONFIG_X86_LOCAL_APIC)    += apic.o nmi.o
  26obj-$(CONFIG_X86_IO_APIC)       += io_apic.o
  27obj-$(CONFIG_X86_REBOOTFIXUPS)  += reboot_fixups.o
  28obj-$(CONFIG_KEXEC)             += machine_kexec.o relocate_kernel.o crash.o
  29obj-$(CONFIG_CRASH_DUMP)        += crash_dump.o
  30obj-$(CONFIG_X86_NUMAQ)         += numaq.o
  31obj-$(CONFIG_X86_SUMMIT_NUMA)   += summit.o
  32obj-$(CONFIG_KPROBES)           += kprobes.o
  33obj-$(CONFIG_MODULES)           += module.o
  34obj-y                           += sysenter.o vsyscall.o
  35obj-$(CONFIG_ACPI_SRAT)         += srat.o
  36obj-$(CONFIG_EFI)               += efi.o efi_stub.o
  37obj-$(CONFIG_DOUBLEFAULT)       += doublefault.o
  38obj-$(CONFIG_VM86)              += vm86.o
  39obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
  40obj-$(CONFIG_HPET_TIMER)        += hpet.o
  41obj-$(CONFIG_K8_NB)             += k8.o
  42
  43obj-$(CONFIG_VMI)               += vmi.o vmiclock.o
  44obj-$(CONFIG_PARAVIRT)          += paravirt.o
  45obj-y                           += pcspeaker.o
  46
  47obj-$(CONFIG_SCx200)            += scx200.o
  48
  49# vsyscall.o contains the vsyscall DSO images as __initdata.
  50# We must build both images before we can assemble it.
  51# Note: kbuild does not track this dependency due to usage of .incbin
  52$(obj)/vsyscall.o: $(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so
  53targets += $(foreach F,int80 sysenter,vsyscall-$F.o vsyscall-$F.so)
  54targets += vsyscall-note.o vsyscall.lds
  55
  56# The DSO images are built using a special linker script.
  57quiet_cmd_syscall = SYSCALL $@
  58      cmd_syscall = $(CC) -m elf_i386 -nostdlib $(SYSCFLAGS_$(@F)) \
  59                          -Wl,-T,$(filter-out FORCE,$^) -o $@
  60
  61export CPPFLAGS_vsyscall.lds += -P -C -U$(ARCH)
  62
  63vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 \
  64                 $(call ld-option, -Wl$(comma)--hash-style=sysv)
  65SYSCFLAGS_vsyscall-sysenter.so  = $(vsyscall-flags)
  66SYSCFLAGS_vsyscall-int80.so     = $(vsyscall-flags)
  67
  68$(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so: \
  69$(obj)/vsyscall-%.so: $(src)/vsyscall.lds \
  70                      $(obj)/vsyscall-%.o $(obj)/vsyscall-note.o FORCE
  71        $(call if_changed,syscall)
  72
  73# We also create a special relocatable object that should mirror the symbol
  74# table and layout of the linked DSO.  With ld -R we can then refer to
  75# these symbols in the kernel code rather than hand-coded addresses.
  76extra-y += vsyscall-syms.o
  77$(obj)/built-in.o: $(obj)/vsyscall-syms.o
  78$(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o
  79
  80SYSCFLAGS_vsyscall-syms.o = -r
  81$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds \
  82                        $(obj)/vsyscall-sysenter.o $(obj)/vsyscall-note.o FORCE
  83        $(call if_changed,syscall)
  84
  85k8-y                      += ../../x86_64/kernel/k8.o
  86stacktrace-y              += ../../x86_64/kernel/stacktrace.o
  87
  88