# # 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-$(CONFIG_STACKTRACE) += stacktrace.o obj-y += cpu/ obj-y += acpi/ obj-$(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)