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#
# If you change any of these configuration options then you must
# 'make clean' before rebuilding.
#
verbose ?= n
perfc ?= n
perfc_arrays ?= n
lock_profile ?= n
crash_debug ?= n
gdbsx ?= n
frame_pointer ?= n
XEN_ROOT=$(BASEDIR)/..
include $(XEN_ROOT)/Config.mk
# Hardcoded configuration implications and dependencies.
# Do this is a neater way if it becomes unwieldy.
ifeq ($(debug),y)
verbose := y
frame_pointer := y
else
CFLAGS += -DNDEBUG
endif
ifeq ($(perfc_arrays),y)
perfc := y
endif
# Set ARCH/SUBARCH appropriately.
override TARGET_SUBARCH := $(XEN_TARGET_ARCH)
override TARGET_ARCH := $(shell echo $(XEN_TARGET_ARCH) | \
sed -e 's/x86.*/x86/')
TARGET := $(BASEDIR)/xen
include $(BASEDIR)/arch/$(TARGET_ARCH)/Rules.mk
# Note that link order matters!
ALL_OBJS-y += $(BASEDIR)/common/built_in.o
ALL_OBJS-y += $(BASEDIR)/drivers/built_in.o
ALL_OBJS-y += $(BASEDIR)/xsm/built_in.o
ALL_OBJS-y += $(BASEDIR)/arch/$(TARGET_ARCH)/built_in.o
ALL_OBJS-$(x86) += $(BASEDIR)/crypto/built_in.o
CFLAGS-y += -g -D__XEN__
CFLAGS-$(XSM_ENABLE) += -DXSM_ENABLE
CFLAGS-$(FLASK_ENABLE) += -DFLASK_ENABLE -DXSM_MAGIC=0xf97cff8c
CFLAGS-$(FLASK_ENABLE) += -DFLASK_DEVELOP -DFLASK_BOOTPARAM -DFLASK_AVC_STATS
CFLAGS-$(ACM_SECURITY) += -DACM_SECURITY -DXSM_MAGIC=0xbcde0100
CFLAGS-$(verbose) += -DVERBOSE
CFLAGS-$(crash_debug) += -DCRASH_DEBUG
CFLAGS-$(perfc) += -DPERF_COUNTERS
CFLAGS-$(perfc_arrays) += -DPERF_ARRAYS
CFLAGS-$(lock_profile) += -DLOCK_PROFILE
CFLAGS-$(frame_pointer) += -fno-omit-frame-pointer -DCONFIG_FRAME_POINTER
CFLAGS-$(gdbsx) += -DXEN_GDBSX_CONFIG
ifneq ($(max_phys_cpus),)
CFLAGS-y += -DMAX_PHYS_CPUS=$(max_phys_cpus)
endif
ifneq ($(max_phys_irqs),)
CFLAGS-y += -DMAX_PHYS_IRQS=$(max_phys_irqs)
endif
AFLAGS-y += -D__ASSEMBLY__
ALL_OBJS := $(ALL_OBJS-y)
# Get gcc to generate the dependencies for us.
CFLAGS-y += -MMD -MF .$(@F).d
DEPS = .*.d
CFLAGS += $(CFLAGS-y)
# Most CFLAGS are safe for assembly files:
# -std=gnu{89,99} gets confused by #-prefixed end-of-line comments
AFLAGS += $(AFLAGS-y) $(filter-out -std=gnu%,$(CFLAGS))
# LDFLAGS are only passed directly to $(LD)
LDFLAGS += $(LDFLAGS_DIRECT)
include Makefile
# Ensure each subdirectory has exactly one trailing slash.
subdir-n := $(patsubst %,%/,$(patsubst %/,%,$(subdir-n) $(subdir-)))
subdir-y := $(patsubst %,%/,$(patsubst %/,%,$(subdir-y)))
# Add explicitly declared subdirectories to the object list.
obj-y += $(patsubst %/,%/built_in.o,$(subdir-y))
# Add implicitly declared subdirectories (in the object list) to the
# subdirectory list, and rewrite the object-list entry.
subdir-y += $(filter %/,$(obj-y))
obj-y := $(patsubst %/,%/built-in.o,$(obj-y))
subdir-all := $(subdir-y) $(subdir-n)
built_in.o: $(obj-y)
$(LD) $(LDFLAGS) -r -o $@ $^
# Force execution of pattern rules (for which PHONY cannot be directly used).
.PHONY: FORCE
FORCE:
%/built_in.o: FORCE
$(MAKE) -f $(BASEDIR)/Rules.mk -C $* built_in.o
.PHONY: clean
clean:: $(addprefix _clean_, $(subdir-all))
rm -f *.o *~ core $(DEPS)
_clean_%/: FORCE
$(MAKE) -f $(BASEDIR)/Rules.mk -C $* clean
%.o: %.c Makefile
$(CC) $(CFLAGS) -c $< -o $@
%.o: %.S Makefile
$(CC) $(AFLAGS) -c $< -o $@
%.i: %.c Makefile
$(CPP) $(CFLAGS) $< -o $@
# -std=gnu{89,99} gets confused by # as an end-of-line comment marker
%.s: %.S Makefile
$(CPP) $(AFLAGS) $< -o $@
-include $(DEPS)
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