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8d016ef138
A simple cleanup for the i386 arch in preparation of moving to the generic timeofday infrastructure. It simply moves the PIT initialization code, locks, and other code we want to keep from some code from timer_pit.c (which will be removed) to i8253.c. Signed-off-by: John Stultz <johnstul@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
79 lines
2.8 KiB
Makefile
79 lines
2.8 KiB
Makefile
#
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# Makefile for the linux kernel.
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#
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extra-y := head.o init_task.o vmlinux.lds
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obj-y := process.o semaphore.o signal.o entry.o traps.o irq.o \
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ptrace.o time.o ioport.o ldt.o setup.o i8259.o sys_i386.o \
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pci-dma.o i386_ksyms.o i387.o bootflag.o \
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quirks.o i8237.o topology.o alternative.o i8253.o
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obj-y += cpu/
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obj-y += timers/
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obj-y += acpi/
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obj-$(CONFIG_X86_BIOS_REBOOT) += reboot.o
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obj-$(CONFIG_MCA) += mca.o
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obj-$(CONFIG_X86_MSR) += msr.o
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obj-$(CONFIG_X86_CPUID) += cpuid.o
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obj-$(CONFIG_MICROCODE) += microcode.o
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obj-$(CONFIG_APM) += apm.o
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obj-$(CONFIG_X86_SMP) += smp.o smpboot.o
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obj-$(CONFIG_X86_TRAMPOLINE) += trampoline.o
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obj-$(CONFIG_X86_MPPARSE) += mpparse.o
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obj-$(CONFIG_X86_LOCAL_APIC) += apic.o nmi.o
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obj-$(CONFIG_X86_IO_APIC) += io_apic.o
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obj-$(CONFIG_X86_REBOOTFIXUPS) += reboot_fixups.o
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obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o crash.o
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obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
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obj-$(CONFIG_X86_NUMAQ) += numaq.o
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obj-$(CONFIG_X86_SUMMIT_NUMA) += summit.o
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obj-$(CONFIG_KPROBES) += kprobes.o
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obj-$(CONFIG_MODULES) += module.o
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obj-y += sysenter.o vsyscall.o
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obj-$(CONFIG_ACPI_SRAT) += srat.o
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obj-$(CONFIG_HPET_TIMER) += time_hpet.o
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obj-$(CONFIG_EFI) += efi.o efi_stub.o
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obj-$(CONFIG_DOUBLEFAULT) += doublefault.o
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obj-$(CONFIG_VM86) += vm86.o
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obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
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EXTRA_AFLAGS := -traditional
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obj-$(CONFIG_SCx200) += scx200.o
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# vsyscall.o contains the vsyscall DSO images as __initdata.
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# We must build both images before we can assemble it.
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# Note: kbuild does not track this dependency due to usage of .incbin
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$(obj)/vsyscall.o: $(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so
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targets += $(foreach F,int80 sysenter,vsyscall-$F.o vsyscall-$F.so)
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targets += vsyscall-note.o vsyscall.lds
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# The DSO images are built using a special linker script.
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quiet_cmd_syscall = SYSCALL $@
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cmd_syscall = $(CC) -m elf_i386 -nostdlib $(SYSCFLAGS_$(@F)) \
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-Wl,-T,$(filter-out FORCE,$^) -o $@
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export CPPFLAGS_vsyscall.lds += -P -C -U$(ARCH)
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vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1
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SYSCFLAGS_vsyscall-sysenter.so = $(vsyscall-flags)
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SYSCFLAGS_vsyscall-int80.so = $(vsyscall-flags)
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$(obj)/vsyscall-int80.so $(obj)/vsyscall-sysenter.so: \
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$(obj)/vsyscall-%.so: $(src)/vsyscall.lds \
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$(obj)/vsyscall-%.o $(obj)/vsyscall-note.o FORCE
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$(call if_changed,syscall)
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# We also create a special relocatable object that should mirror the symbol
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# table and layout of the linked DSO. With ld -R we can then refer to
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# these symbols in the kernel code rather than hand-coded addresses.
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extra-y += vsyscall-syms.o
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$(obj)/built-in.o: $(obj)/vsyscall-syms.o
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$(obj)/built-in.o: ld_flags += -R $(obj)/vsyscall-syms.o
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SYSCFLAGS_vsyscall-syms.o = -r
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$(obj)/vsyscall-syms.o: $(src)/vsyscall.lds \
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$(obj)/vsyscall-sysenter.o $(obj)/vsyscall-note.o FORCE
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$(call if_changed,syscall)
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