[deliverable/linux.git] / arch / x86 / purgatory / Makefile

purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string.o

targets += $(purgatory-y)
PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))

LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib -z nodefaultlib
targets += purgatory.ro

# Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
# in turn leaves some undefined symbols like __fentry__ in purgatory and not
# sure how to relocate those. Like kexec-tools, use custom flags.

KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -MD -Os -mcmodel=large

$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
		$(call if_changed,ld)

targets += kexec-purgatory.c

quiet_cmd_bin2c = BIN2C   $@
      cmd_bin2c = cat $(obj)/purgatory.ro | $(objtree)/scripts/basic/bin2c kexec_purgatory > $(obj)/kexec-purgatory.c

$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE
	$(call if_changed,bin2c)


# No loaders for 32bits yet.
ifeq ($(CONFIG_X86_64),y)
 obj-$(CONFIG_KEXEC)		+= kexec-purgatory.o
endif
Commit	Line	Data
8fc5b4d4 VG	1	purgatory-y := purgatory.o stack.o setup-x86_$(BITS).o sha256.o entry64.o string.o
	2
	3	targets += $(purgatory-y)
	4	PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))
	5
	6	LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib -z nodefaultlib
	7	targets += purgatory.ro
	8
	9	# Default KBUILD_CFLAGS can have -pg option set when FTRACE is enabled. That
	10	# in turn leaves some undefined symbols like __fentry__ in purgatory and not
	11	# sure how to relocate those. Like kexec-tools, use custom flags.
	12
	13	KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes -fno-zero-initialized-in-bss -fno-builtin -ffreestanding -c -MD -Os -mcmodel=large
	14
	15	$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
	16	$(call if_changed,ld)
	17
	18	targets += kexec-purgatory.c
	19
	20	quiet_cmd_bin2c = BIN2C $@
	21	cmd_bin2c = cat $(obj)/purgatory.ro \| $(objtree)/scripts/basic/bin2c kexec_purgatory > $(obj)/kexec-purgatory.c
	22
	23	$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE
	24	$(call if_changed,bin2c)
	25
	26
	27	# No loaders for 32bits yet.
	28	ifeq ($(CONFIG_X86_64),y)
	29	obj-$(CONFIG_KEXEC) += kexec-purgatory.o
	30	endif