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iRiver Boot loader

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5694 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2005-01-28 12:51:10 +00:00
parent 2b8c52d98c
commit d397145554
3 changed files with 312 additions and 0 deletions
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78
bootloader/Makefile Normal file
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@ -0,0 +1,78 @@
# __________ __ ___.
# Open \______ \ ____ ____ | | _\_ |__ _______ ___
# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
# \/ \/ \/ \/ \/
# $Id$
#
INCLUDES= -I$(FIRMDIR)/include -I$(FIRMDIR)/export -I. -I$(OBJDIR)
DEPFILE = $(OBJDIR)/dep-apps
LDS := $(FIRMDIR)/boot.lds
ifdef DEBUG
DEFINES := -DDEBUG
CFLAGS += -g
endif
SRC := $(shell cat SOURCES | $(CC) -DMEMORYSIZE=$(MEMORYSIZE) $(INCLUDES) $(TARGET) $(DEFINES) -E -P -include "config.h" - )
DIRS = .
ifdef APPEXTRA
DIRS += $(APPEXTRA)
INCLUDES += -I$(APPEXTRA)
endif
CFLAGS = $(GCCOPTS) $(INCLUDES) $(TARGET) $(DEFINES) \
-DAPPSVERSION=\"$(VERSION)\" $(EXTRA_DEFINES) -DMEM=${MEMORYSIZE}
OBJS := $(SRC:%.c=$(OBJDIR)/%.o)
SOURCES = $(SRC)
LINKFILE = $(OBJDIR)/linkage.lds
MAXINFILE = $(OBJDIR)/romstart.temp
MAXOUTFILE = $(OBJDIR)/romstart
ifdef DEBUG
all: $(OBJDIR)/bootloader.elf
else
all: $(OBJDIR)/$(BINARY) $(FLASHFILE)
endif
dep: $(DEPFILE)
$(LINKFILE): $(LDS)
@echo "Build LDS file"
@cat $< | $(CC) -DMEMORYSIZE=$(MEMORYSIZE) $(INCLUDES) $(TARGET) $(DEFINES) -E -P $(ROMBUILD) - >$@
$(MAXOUTFILE):
@echo '#include "config.h"' > $(MAXINFILE)
@echo "ROM_START" >> $(MAXINFILE)
@cat $(MAXINFILE) | $(CC) -DMEMORYSIZE=$(MEMORYSIZE) $(INCLUDES) $(TARGET) $(DEFINES) -E -P $(ROMBUILD) - > $(MAXOUTFILE)
@rm $(MAXINFILE)
$(OBJDIR)/bootloader.elf : $(OBJS) $(LINKFILE) $(OBJDIR)/librockbox.a $(DEPFILE)
@echo "LD bootloader.elf"
$(CC) $(GCCOPTS) -Os -nostdlib -o $@ $(OBJS) -L$(OBJDIR) -lrockbox -lgcc -L$(FIRMDIR) -T$(LINKFILE) -Wl,-Map,$(OBJDIR)/bootloader.map
$(OBJDIR)/bootloader.bin : $(OBJDIR)/bootloader.elf
@echo "OBJCOPY $<"
@$(OC) -O binary $< $@
$(OBJDIR)/bootloader.asm: $(OBJDIR)/bootloader.bin
$(TOOLSDIR)/sh2d -sh1 $< > $@
$(OBJDIR)/$(BINARY) : $(OBJDIR)/bootloader.bin
@echo "Build bootloader file"
@$(MKFIRMWARE) $< $@
include $(TOOLSDIR)/make.inc
clean:
@echo "cleaning bootloader"
@-rm -f $(OBJS) $(OBJDIR)/$(BINARY) $(OBJDIR)/bootloader.asm \
$(OBJDIR)/bootloader.bin $(OBJDIR)/bootloader.elf $(OBJDIR)/*.map \
$(LINKFILE) $(MAXOUTFILE) $(DEPFILE)
-include $(DEPFILE)