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#
# Copyright (C) 2005 Martin Decky
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
#   notice, this list of conditions and the following disclaimer in the
#   documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
#   derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

## Setup toolchain
#

LIBC_PREFIX = ../libc
SOFTINT_PREFIX = ../softint
include $(LIBC_PREFIX)/Makefile.toolchain

CFLAGS += -I../libipc/include

LIBS =  $(LIBC_PREFIX)/libc.a

## Sources
#

OUTPUT = fb
SOURCES = \
    main.c \
    sysio.c \
    ppm.c

ifneq ($(ARCH), ia64)
    SOURCES += fb.c \
        font-8x16.c
    CFLAGS += -DFB_ENABLED
endif

ifeq ($(ARCH), ia32)
    SOURCES += ega.c
    CFLAGS += -DEGA_ENABLED
endif
ifeq ($(ARCH), amd64)
    SOURCES += ega.c
    CFLAGS += -DEGA_ENABLED
endif
ifeq ($(ARCH), mips32)
    CFLAGS += -DFB_BIG_ENDIAN
endif

CFLAGS += -D$(ARCH)


OBJECTS := $(addsuffix .o,$(basename $(SOURCES)))

.PHONY: all clean depend disasm

all: $(OUTPUT) disasm

-include Makefile.depend

clean:
    -rm -f $(OUTPUT) $(OUTPUT).map $(OUTPUT).disasm Makefile.depend

depend:
    $(CC) $(DEFS) $(CFLAGS) -M $(SOURCES) > Makefile.depend

$(OUTPUT): $(OBJECTS) $(LIBS)
    $(LD) -T $(LIBC_PREFIX)/arch/$(ARCH)/_link.ld -e __entry_driver $(OBJECTS) $(LIBS) $(LFLAGS) -o $@ -Map $(OUTPUT).map

disasm:
    $(OBJDUMP) -d $(OUTPUT) >$(OUTPUT).disasm

%.o: %.S
    $(CC) $(DEFS) $(AFLAGS) $(CFLAGS) -D__ASM__ -c $< -o $@

%.o: %.s
    $(AS) $(AFLAGS) $< -o $@

%.o: %.c
    $(CC) $(DEFS) $(CFLAGS) -c $< -o $@