rockbox/apps/Makefile
Daniel Stenberg ef3a3e7093 use the gcc option -ffreestanding: (quote from the gcc man page)
"A freestanding environment is one in which the standard library may not
exist, and program startup may not necessarily be at "main".  The most obvious
example is an OS kernel."


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@1818 a1c6a512-1295-4272-9138-f99709370657
2002-08-20 14:00:42 +00:00

99 lines
2.8 KiB
Makefile

# __________ __ ___.
# 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
INCLUDES= -I$(FIRMWARE)/include -I$(FIRMWARE) -I$(FIRMWARE)/common -I$(FIRMWARE)/drivers -I$(FIRMWARE)/malloc
# Pick a target to build for
#TARGET = -DARCHOS_PLAYER=1
TARGET = -DARCHOS_PLAYER_OLD=1
#TARGET = -DARCHOS_RECORDER=1
# store output files in this directory:
OBJDIR = .
CFLAGS = -O -W -Wall -m1 -nostdlib -ffreestanding -Wstrict-prototypes -fomit-frame-pointer -fschedule-insns $(INCLUDES) $(TARGET) $(DEFINES) -DAPPSVERSION=\"$(VERSION)\" $(EXTRA_DEFINES)
AFLAGS += -small -relax
ifdef DEBUG
DEFINES := -DDEBUG
CFLAGS += -g
LDS := $(FIRMWARE)/gdb.lds
else
ifeq ($(TARGET),-DARCHOS_RECORDER)
LDS := $(FIRMWARE)/app.lds
else
LDS := $(FIRMWARE)/player.lds
endif
endif
SRC := $(wildcard *.c)
ifeq ($(TARGET),-DARCHOS_RECORDER)
SRC += $(wildcard recorder/*.c)
CFLAGS += -Irecorder
OUTNAME = ajbrec.ajz
else
OUTNAME = archos.mod
endif
OBJS := $(SRC:%.c=$(OBJDIR)/%.o)
all : $(OBJDIR)/$(OUTNAME)
$(OBJDIR)/librockbox.a:
make -C $(FIRMWARE) TARGET=$(TARGET) DEBUG=$(DEBUG) OBJDIR=$(OBJDIR)
$(OBJDIR)/archos.elf : $(OBJS) $(LDS) $(OBJDIR)/librockbox.a
$(CC) -Os -nostdlib -o $(OBJDIR)/archos.elf $(OBJS) -L$(OBJDIR) -lrockbox -lgcc -L$(FIRMWARE) -T$(LDS) -Wl,-Map,$(OBJDIR)/archos.map
$(OBJDIR)/archos.bin : $(OBJDIR)/archos.elf
$(OC) -O binary $(OBJDIR)/archos.elf $(OBJDIR)/archos.bin
$(OBJDIR)/archos.asm: $(OBJDIR)/archos.bin
../tools/sh2d -sh1 $(OBJDIR)/archos.bin > $(OBJDIR)/archos.asm
$(OBJDIR)/$(OUTNAME) : $(OBJDIR)/archos.bin
../tools/scramble $(OBJDIR)/archos.bin $(OBJDIR)/$(OUTNAME)
$(OBJDIR)/%.o: %.c
@mkdir -p `dirname $@`
$(CC) $(CFLAGS) -c $< -o $@
dist:
tar czvf dist.tar.gz Makefile main.c start.s app.lds
clean:
-rm -f $(OBJS) $(OBJDIR)/$(OUTNAME) $(OBJDIR)/archos.asm \
$(OBJDIR)/archos.bin $(OBJDIR)/archos.elf $(OBJDIR)/archos.map
-$(RM) -r $(OBJDIR)/$(DEPS)
DEPS:=.deps
DEPDIRS:=$(DEPS) $(DEPS)/recorder
DIRS = $(subst $(DEPS),".",$(DEPDIRS))
tags:
@$(SHELL) -c 'for d in $(DIRS); do { etags -o $(OBJDIR)/TAGS -a $$d/*.[ch]; }; done'
$(OBJDIR)/$(DEPS)/%.d: %.c
@$(SHELL) -c 'for d in $(DEPDIRS); do { if [ ! -d $(OBJDIR)/$$d ]; then mkdir $(OBJDIR)/$$d; fi; }; done'
@echo "Updating dependencies for $(OBJDIR)/$<"
@$(SHELL) -ec '$(CC) -MM $(CFLAGS) $< \
|sed '\''s|\($*\)\.o[ :]*|$(OBJDIR)/\1.o $(<:%.c=%.d) : |g'\'' > $@; \
[ -s $@ ] || rm -f $@'
-include $(SRC:%.c=$(OBJDIR)/$(DEPS)/%.d)