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# __________ __ ___.
# Open \______ \ ____ ____ | | _\_ |__ _______ ___
# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
# \/ \/ \/ \/ \/
# $Id$
#
CC = sh-elf-gcc
LD = sh-elf-ld
AR = sh-elf-ar
AS = sh-elf-as
OC = sh-elf-objcopy
FIRMWARE := ../../firmware
TOOLSDIR=../../tools
TARGET = bootloader
LDS := $(TARGET).lds
ifndef PLATFORM
not_configured:
@echo "No platform given."
@echo "Use make PLATFORM=PLAYER|RECORDER|FM|ONDIO {NO_ROM=1}"
##else
##configured:
## @echo "Building bootloader for platform "$(PLATFORM)
endif
INCLUDES= -I$(FIRMWARE)/export -I. -I$(OBJDIR)
DEFINES= -DPLATFORM_$(PLATFORM)
OBJDIR := .
CFLAGS = -Os -W -Wall -m1 -nostdlib -ffreestanding -Wstrict-prototypes -fomit-frame-pointer -fschedule-insns $(INCLUDES) $(DEFINES)
AFLAGS += -small -relax
ifdef DEBUG
DEFINES := -DDEBUG
CFLAGS += -g
endif
SRC := $(wildcard *.c)
OBJS := $(SRC:%.c=$(OBJDIR)/%.o) $(OBJDIR)/sh_nrv2e_d8.o
ifdef NO_ROM
LINKFILE = $(OBJDIR)/no_rom.lds
ORIGIN = 0
DEFINES += -DNO_ROM
else
LINKFILE = $(OBJDIR)/$(TARGET).lds
ORIGIN = FFFF500
endif
$(OBJDIR)/$(TARGET).bin : $(OBJDIR)/$(TARGET).elf
$(OC) -O binary $(OBJDIR)/$(TARGET).elf $(OBJDIR)/$(TARGET).bin
$(TOOLSDIR)/sh2d $(OBJDIR)/$(TARGET).bin -o $(ORIGIN) > $(OBJDIR)/$(TARGET).asm
ifndef NO_ROM
$(TOOLSDIR)/scramble $(OBJDIR)/$(TARGET).bin $(OBJDIR)/$(TARGET).ajz
endif
$(OBJDIR)/$(TARGET).elf : $(OBJS)
$(CC) -Os -nostdlib -o $@ $(OBJS) -T$(LINKFILE) -Wl,-Map,$(OBJDIR)/$(TARGET).map
# cross-reference, saves code duplication
$(OBJDIR)/sh_nrv2e_d8.o : ../../firmware/decompressor/sh_nrv2e_d8.S
$(CC) $(CFLAGS) -c $< -o $@
clean:
-rm -f \
$(OBJS) \
$(OBJDIR)/$(TARGET).asm \
$(OBJDIR)/$(TARGET).bin \
$(OBJDIR)/$(TARGET).ajz \
$(OBJDIR)/$(TARGET).elf \
$(OBJDIR)/$(TARGET).map
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