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-include $(CURDIR)/.config
ifdef CONFIG_HOST_PROCESS
CROSS_COMPILE =
endif
CC = $(CROSS_COMPILE)gcc
OBJDUMP = $(CROSS_COMPILE)objdump
OBJCOPY = $(CROSS_COMPILE)objcopy
SIZE = $(CROSS_COMPILE)size
AUTOCONF = $(CURDIR)/include/generated/autoconf.h
# list of file extensions to be copied for MAKEALL script
MAKEALL_COPY_LIST=.bin .elf
# we miss CONFIG_ARCH_LM32 as we have no other archs by now
obj-$(CONFIG_LM32) = arch/lm32/crt0.o arch/lm32/irq.o
LDS-$(CONFIG_WR_NODE) = arch/lm32/ram.ld
LDS-$(CONFIG_WR_SWITCH) = arch/lm32/ram-wrs.ld
obj-$(CONFIG_WR_NODE) += wrc_main.o
obj-$(CONFIG_WR_NODE_SIM) += wrc_main_sim.o
obj-$(CONFIG_WR_SWITCH) += wrs_main.o
obj-$(CONFIG_WR_SWITCH) += ipc/minipc-mem-server.o ipc/rt_ipc.o
obj-y += dump-info.o
# our linker script is preprocessed, so have a rule here
$(CC) -include $(AUTOCONF) -E -P $*.ld.S -o $@
cflags-y = -ffreestanding -include $(AUTOCONF) -Iinclude \
-I. -Isoftpll -Iipc
cflags-y += -I$(CURDIR)/pp_printf
cflags-$(CONFIG_LM32) += -Iinclude/std
-include include/ppsi-wrappers.h \
-I$(PPSI)/arch-wrpc \
-I$(PPSI)/proto-ext-whiterabbit \
-Iboards/spec
# in order to build tools/wrpc-dump, we need these flags, even for wrs builds
cflags-y += \
-I$(PPSI)/arch-wrpc/include \
-I$(PPSI)/include
obj-ppsi = $(PPSI)/ppsi.o
obj-$(CONFIG_PPSI) += $(obj-ppsi)
# Below, CONFIG_PPSI is wrong, as we can't build these for the host
obj-$(CONFIG_EMBEDDED_NODE) += \
cflags-$(CONFIG_LM32) += -mmultiply-enabled -mbarrel-shift-enabled
ldflags-$(CONFIG_LM32) = -mmultiply-enabled -mbarrel-shift-enabled \
-nostdlib -T $(LDS-y)
arch-files-$(CONFIG_LM32) = $(OUTPUT).bram $(OUTPUT).vhd $(OUTPUT).mif
# packet-filter rules: for CONFIG_VLAN we use both sets
pfilter-y := rules-novlan.bin
pfilter-$(CONFIG_VLAN) += rules-vlan.bin
export pfilter-y
all:
include shell/shell.mk
include lib/lib.mk
include pp_printf/printf.mk
include dev/dev.mk
include softpll/softpll.mk
# ppsi already has div64 (the same one), so only pick it if not using ppsi.
ifndef CONFIG_PPSI
endif
# And always complain if we pick the libgcc division: 64/32 = 32 is enough here.
obj-$(CONFIG_LM32) += check-error.o
# add system check functions like stack overflow and check reset
obj-y += system_checks.o
# WR node has SDB support, WR switch does not
obj-$(CONFIG_WR_NODE) += sdb-lib/libsdbfs.a
cflags-$(CONFIG_WR_NODE) += -Isdb-lib
CFLAGS = $(cflags-y) -Wall -Wstrict-prototypes \
-ffunction-sections -fdata-sections -Os -Wmissing-prototypes \
-include include/wrc.h -ggdb
-Wl,--gc-sections -Os -lgcc -lc
WRC-O-FLAGS-$(CONFIG_LM32) = --gc-sections -e _start
OBJS = $(obj-y)
OUTPUT-$(CONFIG_WR_NODE) = wrc
OUTPUT-$(CONFIG_WR_SWITCH) = rt_cpu
OUTPUT := $(OUTPUT-y)
GIT_VER = $(shell git describe --always --dirty | sed 's;^wr-switch-sw-;;')
# if user.name is not available from git use user@hostname
ifeq ($(GIT_USR),)
GIT_USR = $(shell whoami)@$(shell hostname)
endif
all: tools $(OUTPUT).elf $(arch-files-y)
.PRECIOUS: %.elf %.bin
.PHONY: all tools clean gitmodules $(PPSI)/ppsi.o extest liblinux
# we need to remove "ptpdump" support for ppsi if RAM size is small and
# we include etherbone
ifneq ($(CONFIG_RAMSIZE),131072)
PPSI_USER_CFLAGS = -DCONFIG_NO_PTPDUMP
endif
endif
PPSI-CFG-y = wrpc_defconfig
PPSI-CFG-$(CONFIG_P2P) = wrpc_pdelay_defconfig
PPSI-CFG-$(CONFIG_HOST_PROCESS) = unix_defconfig
PPSI-FLAGS-$(CONFIG_LM32) = CONFIG_NO_PRINTF=y
test -s $(PPSI)/.config || $(MAKE) -C $(PPSI) $(PPSI-CFG-y)
@if [ "$(CONFIG_PPSI_FORCE_CONFIG)" = "y" ]; then \
$(MAKE) -C $(PPSI) $(PPSI-CFG-y); \
else \
echo "Warning: keeping previous ppsi configuration" >& 2; \
fi
$(MAKE) -C $(PPSI) ppsi.o WRPCSW_ROOT=.. \
CROSS_COMPILE=$(CROSS_COMPILE) CONFIG_NO_PRINTF=y
USER_CFLAGS="$(PPSI_USER_CFLAGS)"
sdb-lib/libsdbfs.a:
$(MAKE) -C sdb-lib
$(OUTPUT).elf: $(LDS-y) $(AUTOCONF) gitmodules $(OUTPUT).o config.o pconfig.o
$(CC) $(CFLAGS) -D__GIT_VER__="\"$(GIT_VER)\"" -D__GIT_USR__="\"$(GIT_USR)\"" -c revision.c
${CC} -o $@ revision.o config.o pconfig.o $(OUTPUT).o $(LDFLAGS)
${OBJDUMP} -d $(OUTPUT).elf > $(OUTPUT)_disasm.S
./save_size.sh $(SIZE) $@
$(LD) $(WRC-O-FLAGS-y) -r $(OBJS) -T bigobj.lds -o $@
OBJCOPY-TARGET-$(CONFIG_LM32) = -O elf32-lm32 -B lm32
OBJCOPY-TARGET-$(CONFIG_HOST_PROCESS) = -O elf64-x86-64 -B i386
grep CONFIG .config > .config.bin
dd bs=1 count=1 if=/dev/zero 2> /dev/null >> .config.bin
$(OBJCOPY) -I binary $(OBJCOPY-TARGET-y) .config.bin $@
ppsi/.config: $(obj-ppsi)
pconfig.o: ppsi/.config
grep CONFIG ppsi/.config > .ppsiconfig.bin
dd bs=1 count=1 if=/dev/zero 2> /dev/null >> .ppsiconfig.bin
$(OBJCOPY) -I binary $(OBJCOPY-TARGET-y) .ppsiconfig.bin $@
rm -f .ppsiconfig.bin
%.bin: %.elf
${OBJCOPY} -O binary $^ $@
%.bram: tools %.bin
./tools/genraminit $*.bin $(CONFIG_RAMSIZE) > $@
%.vhd: tools %.bin
./tools/genramvhd -s $(CONFIG_RAMSIZE) $*.bin > $@
%.mif: tools %.bin
./tools/genrammif $*.bin $(CONFIG_RAMSIZE) > $@
$(AUTOCONF): silentoldconfig gitmodules
rm -f $(OBJS) $(OUTPUT).o config.o pconfig.o revision.o $(OUTPUT).elf \
$(LDS) \
$(OUTPUT).bin rules-*.bin \
$(OUTPUT).bram $(OUTPUT).vhd $(OUTPUT).mif $(OUTPUT)_disasm.S
$(MAKE) -C liblinux clean
$(MAKE) -C liblinux/extest clean
distclean: clean
rm -rf include/config
rm -rf include/generated
rm -f $(addprefix *,$(MAKEALL_COPY_LIST))
${CC} $(CFLAGS) $(PTPD_CFLAGS) $(INCLUDE_DIR) $(LIB_DIR) -c $*.c -o $@
liblinux:
$(MAKE) -C liblinux
extest:
$(MAKE) -C liblinux/extest
tools: .config gitmodules liblinux extest
# if needed, check out the submodules (first time only), so users
# who didn't read carefully the manual won't get confused
gitmodules:
@test -d ppsi/arch-wrpc || echo "Checking out submodules"
@test -d ppsi/arch-wrpc || git submodule update --init
# Explicit rule for $(CURDIR)/.config
# needed since -include XXX triggers build for XXX
$(CURDIR)/.config:
@# Keep this dummy comment
# following targets from Makefile.kconfig
silentoldconfig:
@mkdir -p include/config
$(MAKE) quiet=quiet_ -f Makefile.kconfig $@
$(MAKE) quiet=quiet_ -f Makefile.kconfig $@
$(MAKE) quiet=quiet_ -f Makefile.kconfig $@
$(MAKE) quiet=quiet_ -f Makefile.kconfig spec_defconfig
.config: silentoldconfig
# This forces more compilations than needed, but it's useful
# (we depend on .config and not on include/generated/autoconf.h
# because the latter is touched by silentoldconfig at each build)
$(obj-y): .config $(wildcard include/*.h)
# if DEFCONFIG_NAME is not defined assign anything to it.
# It will limit matching of the target below
DEFCONFIG_NAME?="some_unique_dummy_name"
# copy compiled files for MAKEALL script
# files like $(DEFCONFIG_NAME).[elf|bin] etc.
$(addprefix $(DEFCONFIG_NAME),$(MAKEALL_COPY_LIST)):
@cp -f $(OUTPUT)$(suffix $@) $@
makeall_copy: $(addprefix $(DEFCONFIG_NAME),$(MAKEALL_COPY_LIST))