90 lines
2.9 KiB
PHP
90 lines
2.9 KiB
PHP
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# *****************************************************************************
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# * Copyright (c) 2004, 2008 IBM Corporation
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# * All rights reserved.
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# * This program and the accompanying materials
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# * are made available under the terms of the BSD License
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# * which accompanies this distribution, and is available at
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# * http://www.opensource.org/licenses/bsd-license.php
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# *
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# * Contributors:
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# * IBM Corporation - initial implementation
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# ****************************************************************************/
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# Before including this Makefile, you should specify the following variables
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# in your Makefile:
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# - RTASCMNDIR : Points to the common RTAS directory
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# - RTASBRDDIR : Points to the board specific RTAS directory
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# - TOOLSDIR : Points to the common tools directory
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# - OBJS : A list with all object files that should be linked into rtas.bin
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# - BOARD_SRCS : A list with all board specific source code files
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# (needed for "make depend")
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LDFLAGS = -nostdlib
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CPPFLAGS += -I$(RTASBRDDIR) -I$(RTASCMNDIR) \
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-I$(INCLCMNDIR) -I$(INCLBRDDIR) \
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-I$(LIBCMNDIR)/libc/include \
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-I$(INCLCMNDIR)/$(CPUARCH)
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ASFLAGS = -Wa,-mregnames $(FLAG)
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CFLAGS += -g -nostdinc -ffreestanding -Wall -Wextra -O2 -msoft-float \
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-mno-altivec -mabi=no-altivec $(FLAG)
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# Common RTAS files:
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RTAS_SRC_ASM = reloc.S rtas_common.S rtas_entry.S rtas_term.S \
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rtas_cpu.S rtas_flash_asm.S rtas_mem.S rtas_ras.S
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RTAS_SRC_C = rtas_call.c rtas_flash_c.c rtas_h8.c \
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rtas_nvramlog.c rtas_sensor.c rtas_init.c \
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rtas_flash_cfi.c
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RTAS_SRCS = $(RTAS_SRC_ASM) $(RTAS_SRC_C)
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RTAS_OBJ_ASM = $(RTAS_SRC_ASM:%.S=%.o)
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RTAS_OBJ_C = $(RTAS_SRC_C:%.c=%.o)
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# Common build rules:
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$(RTAS_OBJ_C):
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$(CC) $(CPPFLAGS) $(CFLAGS) -c $(@:%.o=$(RTASCMNDIR)/%.c) -o $@
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$(RTAS_OBJ_ASM):
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$(CC) $(CPPFLAGS) $(ASFLAGS) -c $(@:%.o=$(RTASCMNDIR)/%.S) -o $@
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$(TOOLSDIR)/gen_reloc_table: $(TOOLSDIR)/gen_reloc_table.c
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$(MAKE) -C $(TOOLSDIR) gen_reloc_table
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# Rules for building rtas.bin:
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rtas.bin: rtas
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$(OBJCOPY) -O binary $< $@
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rtas: $(RTASCMNDIR)/rtas.lds $(OBJS) reloc_table.o $(LIBCMNDIR)/libc.a
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$(LD) $(LDFLAGS) -o $@ -T $(RTASCMNDIR)/rtas.lds $(OBJS) \
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reloc_table.o $(LIBCMNDIR)/libc.a
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reloc_table.o: $(TOOLSDIR)/gen_reloc_table $(OBJS) $(LIBCMNDIR)/libc.a
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$(TOOLSDIR)/create_reloc_table.sh --ld "$(ONLY_LD)" --ldflags "$(LDFLAGS)" \
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--lds "$(RTASCMNDIR)/rtas.lds" --objcopy "$(OBJCOPY)" $(OBJS) $(LIBCMNDIR)/libc.a
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$(LIBCMNDIR)/libc.a:
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$(MAKE) -C $(LIBCMNDIR) libc
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# Rules for cleaning up:
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clean_rtas:
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rm -f $(OBJS) reloc_table.o rtas rtas.bin
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rm -f $(RTASCMNDIR)/*~ $(RTASCMNDIR)/*.o
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distclean_rtas: clean_rtas
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rm -f Makefile.dep
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# Rules for creating the dependency file:
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depend:
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rm -f Makefile.dep
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$(MAKE) Makefile.dep
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Makefile.dep: Makefile $(RTASCMNDIR)/Makefile.inc
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$(CC) -MM $(CPPFLAGS) $(CFLAGS) $(RTAS_SRCS:%=$(RTASCMNDIR)/%) > Makefile.dep
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$(CC) -MM $(CPPFLAGS) $(CFLAGS) $(BOARD_SRCS) >> Makefile.dep
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# Include dependency file if available:
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-include Makefile.dep
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