| 1 | #
|
|---|
| 2 | # Copyright (C) 2006 Martin Decky
|
|---|
| 3 | # All rights reserved.
|
|---|
| 4 | #
|
|---|
| 5 | # Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | # modification, are permitted provided that the following conditions
|
|---|
| 7 | # are met:
|
|---|
| 8 | #
|
|---|
| 9 | # - Redistributions of source code must retain the above copyright
|
|---|
| 10 | # notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | # - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | # notice, this list of conditions and the following disclaimer in the
|
|---|
| 13 | # documentation and/or other materials provided with the distribution.
|
|---|
| 14 | # - The name of the author may not be used to endorse or promote products
|
|---|
| 15 | # derived from this software without specific prior written permission.
|
|---|
| 16 | #
|
|---|
| 17 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|---|
| 18 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|---|
| 19 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 22 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|---|
| 23 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|---|
| 24 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|---|
| 25 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|---|
| 26 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | #
|
|---|
| 28 |
|
|---|
| 29 | ## Toolchain configuration
|
|---|
| 30 | #
|
|---|
| 31 |
|
|---|
| 32 | TARGET = mipsel-linux-gnu
|
|---|
| 33 | TOOLCHAIN_DIR = /usr/local/mipsel/bin
|
|---|
| 34 |
|
|---|
| 35 | ifeq ($(COMPILER),native)
|
|---|
| 36 | CC = gcc
|
|---|
| 37 | AS = as
|
|---|
| 38 | LD = ld
|
|---|
| 39 | OBJCOPY = objcopy
|
|---|
| 40 | OBJDUMP = objdump
|
|---|
| 41 | else
|
|---|
| 42 | CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc
|
|---|
| 43 | AS = $(TOOLCHAIN_DIR)/$(TARGET)-as
|
|---|
| 44 | LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld
|
|---|
| 45 | OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy
|
|---|
| 46 | OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump
|
|---|
| 47 | endif
|
|---|
| 48 |
|
|---|
| 49 | CFLAGS = -nostdinc -nostdlib -fno-builtin -Werror-implicit-function-declaration -Wmissing-prototypes -Werror -O3 -mno-abicalls -G 0 -fno-zero-initialized-in-bss -mhard-float -mips3
|
|---|
| 50 | DEFS =
|
|---|
| 51 |
|
|---|
| 52 | SOURCES = \
|
|---|
| 53 | main.c \
|
|---|
| 54 | printf.c \
|
|---|
| 55 | msim.c \
|
|---|
| 56 | asm.S \
|
|---|
| 57 | boot.S
|
|---|
| 58 |
|
|---|
| 59 | OBJECTS := $(addsuffix .o,$(basename $(SOURCES)))
|
|---|
| 60 |
|
|---|
| 61 | .PHONY: all clean depend
|
|---|
| 62 |
|
|---|
| 63 | all: image.boot
|
|---|
| 64 |
|
|---|
| 65 | -include Makefile.depend
|
|---|
| 66 |
|
|---|
| 67 | image.boot: depend $(OBJECTS) kernel.o
|
|---|
| 68 | $(LD) -no-check-sections -N -T _link.ld $(OBJECTS) kernel.o -o $@
|
|---|
| 69 |
|
|---|
| 70 | depend:
|
|---|
| 71 | -makedepend $(DEFS) $(CFLAGS) -f - $(SOURCES) > Makefile.depend 2> /dev/null
|
|---|
| 72 |
|
|---|
| 73 | clean:
|
|---|
| 74 | -rm -f $(OBJECTS) image.boot kernel.o Makefile.depend
|
|---|
| 75 |
|
|---|
| 76 | kernel.o: $(KERNEL)
|
|---|
| 77 | $(OBJCOPY) -I binary -O elf32-tradlittlemips -B mips $(KERNEL) $@
|
|---|
| 78 |
|
|---|
| 79 | %.o: %.S
|
|---|
| 80 | $(CC) $(DEFS) $(CFLAGS) -D__ASM__ -c $< -o $@
|
|---|
| 81 |
|
|---|
| 82 | %.o: %.c
|
|---|
| 83 | $(CC) $(DEFS) $(CFLAGS) -c $< -o $@
|
|---|
