mirror of
https://github.com/torvalds/linux.git
synced 2024-11-16 17:12:06 +00:00
887f4f8666
Make the Makefile of kexec purgatory be consistent with others in linux src tree, and make it look generic and simple. Signed-off-by: Baoquan He <bhe@redhat.com> Cc: Vivek Goyal <vgoyal@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@elte.hu> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
30 lines
1.0 KiB
Makefile
30 lines
1.0 KiB
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
|
|
KBUILD_CFLAGS += -m$(BITS)
|
|
|
|
$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
|
|
$(call if_changed,ld)
|
|
|
|
targets += kexec-purgatory.c
|
|
|
|
CMD_BIN2C = $(objtree)/scripts/basic/bin2c
|
|
quiet_cmd_bin2c = BIN2C $@
|
|
cmd_bin2c = $(CMD_BIN2C) kexec_purgatory < $< > $@
|
|
|
|
$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE
|
|
$(call if_changed,bin2c)
|
|
|
|
|
|
obj-$(CONFIG_KEXEC_FILE) += kexec-purgatory.o
|