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- #
- # arch/x86/kernel/acpi/realmode/Makefile
- #
- # This file is subject to the terms and conditions of the GNU General Public
- # License. See the file "COPYING" in the main directory of this archive
- # for more details.
- #
- always := wakeup.bin
- targets := wakeup.elf wakeup.lds
- wakeup-y += wakeup.o wakemain.o video-mode.o copy.o bioscall.o regs.o
- # The link order of the video-*.o modules can matter. In particular,
- # video-vga.o *must* be listed first, followed by video-vesa.o.
- # Hardware-specific drivers should follow in the order they should be
- # probed, and video-bios.o should typically be last.
- wakeup-y += video-vga.o
- wakeup-y += video-vesa.o
- wakeup-y += video-bios.o
- targets += $(wakeup-y)
- bootsrc := $(src)/../../../boot
- # ---------------------------------------------------------------------------
- # How to compile the 16-bit code. Note we always compile for -march=i386,
- # that way we can complain to the user if the CPU is insufficient.
- # Compile with _SETUP since this is similar to the boot-time setup code.
- KBUILD_CFLAGS := $(LINUXINCLUDE) -g -Os -D_SETUP -D_WAKEUP -D__KERNEL__ \
- -I$(srctree)/$(bootsrc) \
- $(cflags-y) \
- -Wall -Wstrict-prototypes \
- -march=i386 -mregparm=3 \
- -include $(srctree)/$(bootsrc)/code16gcc.h \
- -fno-strict-aliasing -fomit-frame-pointer \
- $(call cc-option, -ffreestanding) \
- $(call cc-option, -fno-toplevel-reorder,\
- $(call cc-option, -fno-unit-at-a-time)) \
- $(call cc-option, -fno-stack-protector) \
- $(call cc-option, -mpreferred-stack-boundary=2)
- KBUILD_CFLAGS += $(call cc-option, -m32)
- KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__
- GCOV_PROFILE := n
- WAKEUP_OBJS = $(addprefix $(obj)/,$(wakeup-y))
- LDFLAGS_wakeup.elf := -T
- CPPFLAGS_wakeup.lds += -P -C
- $(obj)/wakeup.elf: $(obj)/wakeup.lds $(WAKEUP_OBJS) FORCE
- $(call if_changed,ld)
- OBJCOPYFLAGS_wakeup.bin := -O binary
- $(obj)/wakeup.bin: $(obj)/wakeup.elf FORCE
- $(call if_changed,objcopy)
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