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######################################################################
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######################################################################
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#### ####
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#### ####
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#### Common makefile for inclusion by others ####
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#### Common software makefile for inclusion by others ####
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#### ####
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#### ####
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######################################################################
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######################################################################
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#### ####
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#### ####
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#### Copyright (C) 2010 Authors and OPENCORES.ORG ####
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#### Copyright (C) 2010 Authors and OPENCORES.ORG ####
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#### ####
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#### ####
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OR32_AR=$(OR32_TOOL_PREFIX)ar
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OR32_AR=$(OR32_TOOL_PREFIX)ar
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OR32_RANLIB=$(OR32_TOOL_PREFIX)ranlib
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OR32_RANLIB=$(OR32_TOOL_PREFIX)ranlib
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OR32_OBJDUMP=$(OR32_TOOL_PREFIX)objdump
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OR32_OBJDUMP=$(OR32_TOOL_PREFIX)objdump
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OR32_OBJCOPY=$(OR32_TOOL_PREFIX)objcopy
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OR32_OBJCOPY=$(OR32_TOOL_PREFIX)objcopy
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VECTORS_OBJ ?=../support/crt0.o
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# SW_ROOT should be set by whatever is running this
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SUPPORT_LIB ?=../support/$(DESIGN_NAME)_support.a
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DESIGN_DEFINES_HEADER=../include/design-defines.h
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# Special case for CPU drivers
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SUPPORT_FILES ?=$(SUPPORT_LIB)
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CPU_DRIVER ?=$(SW_ROOT)/drivers/or1200
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# Rest of drivers, check if we have any that we should use board-specific
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# versions of.
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# Expecting BOARD_SPECIFIC_DRIVERS and BOARD_PATH to be set
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COMMON_SW_DRIVERS=$(shell ls $(SW_ROOT)/drivers )
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COMMON_SW_DRIVERS_EXCLUDE_BOARD_DRIVERS_CMD=$(shell for driver in $(BOARD_SPECIFIC_DRIVERS); do echo -n "grep -v $$driver"; done)
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COMMON_SW_DRIVERS_WITHOUT_BOARD_DRIVERS=$(shell echo $(COMMON_SW_DRIVERS) $(COMMON_SW_DRIVERS_EXCLUDE_BOARD_DRIVERS_CMD))
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# Add paths to the common drivers
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SW_DRIVER_PATHS=$(shell for driver in $(COMMON_SW_DRIVERS_WITHOUT_BOARD_DRIVERS); do echo $(SW_ROOT)/drivers/$$driver; done)
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# If anything in BOARD_SPECIFIC_DRIVERS, add it to SW_DRIVER_PATHS
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# It's expected BOARD_PATH points to the board's path and the heirarchy of
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# sw/drivers exists
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SW_DRIVER_PATHS += $(shell for driver in $(BOARD_SPECIFIC_DRIVERS); do echo $(BOARD_PATH)/sw/drivers/$$driver; done)
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# Now assemble all of the include paths for the drivers, prefix with -I for GCC
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DRIVER_INCLUDE_PATHS=$(shell for driverpath in $(SW_DRIVER_PATHS); do echo "-I$$driverpath/include"; done)
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# If BOARD_PATH isn't set, then we're not compiling for a board, so use the
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# generic board.h include path, otherwise, use that board's
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ifeq ($(BOARD_PATH),)
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DRIVER_INCLUDE_PATHS +=-I$(SW_ROOT)/board/include
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else
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DRIVER_INCLUDE_PATHS +=-I$(BOARD_PATH)/sw/board/include
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endif
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VECTORS_OBJ ?=$(CPU_DRIVER)/crt0.o
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ORPSOC_LIB ?=$(SW_ROOT)/lib/liborpsoc.a
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SUPPORT_LIBS ?=$(ORPSOC_LIB)
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# All driver compilations will generate an object file of this name to be
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# included into the liborpsoc library
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DRIVER_OBJ=compiled.o
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# Machine flags - uncomment one or create custom combination of flags
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# Machine flags - uncomment one or create custom combination of flags
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# All software div, mul and FPU
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# All software div, mul and FPU
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#MACH_FLAGS ?=-msoft-mul -msoft-div -msoft-float
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#MACH_FLAGS ?=-msoft-mul -msoft-div -msoft-float
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# FPGA default - only hardware multiply
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# FPGA default - only hardware multiply
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# All hardware flags
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# All hardware flags
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#MARCH_FLAGS ?=-mhard-mul -mhard-div -mhard-float
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#MARCH_FLAGS ?=-mhard-mul -mhard-div -mhard-float
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# Hardware integer arith, soft float
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# Hardware integer arith, soft float
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MARCH_FLAGS ?=-mhard-mul -mhard-div -msoft-float
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MARCH_FLAGS ?=-mhard-mul -mhard-div -msoft-float
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OR32_CFLAGS ?=-g -nostdlib -O2 $(MARCH_FLAGS) \
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$(DRIVER_INCLUDE_PATHS) \
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-I$(SW_ROOT)/lib/include
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OR32_LDFLAGS ?=-lgcc -T$(CPU_DRIVER)/link.ld -e 256
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OR32_ARFLAGS ?=-r
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# RTL_VERILOG_INCLUDE_PATH _MUST_ be set!
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# Backup one - default, but may be wrong!
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RTL_VERILOG_INCLUDE_PATH ?= $(SW_ROOT)/../rtl/verilog/include
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OR32_CFLAGS ?=-g -nostdlib -O2 -I../include $(MARCH_FLAGS)
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DESIGN_VERILOG_DEFINES=$(RTL_VERILOG_INCLUDE_PATH)/$(DESIGN_NAME)-defines.v
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OR32_LDFLAGS ?=-lgcc -T../support/or32.ld -e 256
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DESIGN_PROCESSED_VERILOG_DEFINES=$(SW_ROOT)/lib/include/$(DESIGN_NAME)-defines.h
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# This path must be correct!
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OR1200_VERILOG_DEFINES=$(RTL_VERILOG_INCLUDE_PATH)/or1200_defines.v
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DESIGN_VERILOG_DEFINES=../../rtl/verilog/include/$(DESIGN_NAME)-defines.v
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OR1200_PROCESSED_VERILOG_DEFINES=$(SW_ROOT)/lib/include/or1200-defines.h
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DESIGN_PROCESSED_VERILOG_DEFINES=../include/$(DESIGN_NAME)-defines.h
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OR1200_VERILOG_DEFINES=../../rtl/verilog/include/or1200_defines.v
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OR1200_PROCESSED_VERILOG_DEFINES=../include/or1200-defines.h
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PROCESSED_DEFINES=$(DESIGN_PROCESSED_VERILOG_DEFINES) $(OR1200_PROCESSED_VERILOG_DEFINES)
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PROCESSED_DEFINES=$(DESIGN_PROCESSED_VERILOG_DEFINES) $(OR1200_PROCESSED_VERILOG_DEFINES)
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ELF_DEPENDS+= $(SUPPORT_LIBS) $(VECTORS_OBJ)
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ELF_DEPENDS+=$(VECTORS_OBJ) $(PROCESSED_DEFINES) $(SUPPORT_FILES)
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# Set V=1 when calling make to enable verbose output
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# Set V=1 when calling make to enable verbose output
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# mainly for debugging purposes.
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# mainly for debugging purposes.
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ifeq ($(V), 1)
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ifeq ($(V), 1)
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Q=
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Q=
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else
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else
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Q ?=@
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Q ?=@
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endif
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endif
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# Our local utilities
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# Our local utilities
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UTILS_BIN2HEX=../utils/bin2hex
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UTILS_BIN2HEX=$(SW_ROOT)/utils/bin2hex
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$(UTILS_BIN2HEX):
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$(UTILS_BIN2HEX):
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$(Q)$(MAKE) -C ../utils bin2hex
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$(Q)$(MAKE) -C $(SW_ROOT)/utils bin2hex
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UTILS_BIN2VMEM=../utils/bin2vmem
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UTILS_BIN2VMEM=$(SW_ROOT)/utils/bin2vmem
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$(UTILS_BIN2VMEM):
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$(UTILS_BIN2VMEM):
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$(Q)$(MAKE) -C ../utils bin2vmem
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$(Q)$(MAKE) -C $(SW_ROOT)/utils bin2vmem
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# Rule to generate C header file from Verilog file with `defines in it
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# Rule to generate C header file from Verilog file with `defines in it
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$(DESIGN_PROCESSED_VERILOG_DEFINES): $(DESIGN_VERILOG_DEFINES)
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$(DESIGN_PROCESSED_VERILOG_DEFINES): $(DESIGN_VERILOG_DEFINES)
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$(Q)echo; echo "\t### Creating software defines header from verilog defines ###";
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$(Q)echo; echo "\t### Creating software defines header from verilog defines ###";
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$(Q)echo "//This file is autogenerated from "$<" do not change!" > ../include/$@
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$(Q)echo "//This file is autogenerated from "$<" do not change!" > $@
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$(Q)echo "#ifndef _"$(DESIGN_NAME)"_DEFINES_H_" >> ../include/$@
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$(Q)echo "#ifndef _"$(DESIGN_NAME)"_DEFINES_H_" >> $@
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$(Q)echo "#define _"$(DESIGN_NAME)"_DEFINES_H_" >> ../include/$@
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$(Q)echo "#define _"$(DESIGN_NAME)"_DEFINES_H_" >> $@
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$(Q)cat $< | sed s://.*::g | sed 's/'\`'/'#'/g' >> ../include/$@
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$(Q)cat $< | sed s://.*::g | sed 's/'\`'/'#'/g' >> $@
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$(Q)echo "#endif" >> ../include/$@
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$(Q)echo "#endif" >> $@
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$(Q)echo; echo >> ../include/$@
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$(Q)echo; echo >> $@
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# This works (doesn't error), but for now we have to remove all of the numbers
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# This works (doesn't error), but for now we have to remove all of the numbers
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# in verilog format, eg. 8'b0010_0000 or 32'h0000_0f00, or 32'd256 etc. as it's
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# in verilog format, eg. 8'b0010_0000 or 32'h0000_0f00, or 32'd256 etc. as it's
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# not so straight forward to convert these
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# not so straight forward to convert these
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$(OR1200_PROCESSED_VERILOG_DEFINES): $(OR1200_VERILOG_DEFINES)
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$(OR1200_PROCESSED_VERILOG_DEFINES): $(OR1200_VERILOG_DEFINES)
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$(Q)echo; echo "\t### Creating OR1200 software defines header from verilog defines ###";
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$(Q)echo; echo "\t### Creating OR1200 software defines header from verilog defines ###";
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$(Q)echo "//This file is autogenerated from "$<" do not change!" > ../include/$@
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$(Q)echo "//This file is autogenerated from "$<" do not change!" > $@
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$(Q)echo "#ifndef _OR1200_DEFINES_H_" >> ../include/$@
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$(Q)echo "#ifndef _OR1200_DEFINES_H_" >> $@
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$(Q)echo "#define _OR1200_DEFINES_H_" >> ../include/$@
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$(Q)echo "#define _OR1200_DEFINES_H_" >> $@
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$(Q)cat $< | sed s://.*::g | grep -v \'[dhb] | sed 's/'\`'/'#'/g' >> ../include/$@
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$(Q)cat $< | sed s://.*::g | grep -v \'[dhb] | sed 's/'\`'/'#'/g' >> $@
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$(Q)echo "#endif" >> ../include/$@
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$(Q)echo "#endif" >> $@
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$(Q)echo; echo >> ../include/$@
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$(Q)echo; echo >> $@
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# Default make
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# Default make
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%.flashin: %.bin $(UTILS_BIN2HEX)
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%.flashin: %.bin $(UTILS_BIN2HEX)
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$(Q)$(UTILS_BIN2HEX) $< 1 -size_word > $@
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$(Q)$(UTILS_BIN2HEX) $< 1 -size_word > $@
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$(Q)$(OR32_CC) $(OR32_CFLAGS) -c $< -o $@
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$(Q)$(OR32_CC) $(OR32_CFLAGS) -c $< -o $@
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%.o: %.c
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%.o: %.c
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$(Q)$(OR32_CC) $(OR32_CFLAGS) -c $< -o $@
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$(Q)$(OR32_CC) $(OR32_CFLAGS) -c $< -o $@
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# Recompile the support lib if we detect any of the drivers having changed
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COMPILE_SRCS_BASENAMES=$(basename $(COMPILE_SRCS))
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SUPPORT_LIB_SRCS=$(shell ls ../support/*.[cS])
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COMPILE_OBJS=$(COMPILE_SRCS_BASENAMES:%=%.o)
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SUPPORT_LIB_SRCS +=$(shell ls ../include/*.h)
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$(DRIVER_OBJ): $(COMPILE_OBJS)
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$(Q)$(OR32_LD) $(OR32_ARFLAGS) $^ -o $@
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# Rule to make all necessary driver objects
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$(SUPPORT_LIB): $(SUPPORT_LIB_SRCS)
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$(ORPSOC_LIB): $(PROCESSED_DEFINES)
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$(Q)echo; echo "\t### Building software support library ###"; echo
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$(Q)echo; echo "\t### Building software support library ###"; echo
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$(Q)$(MAKE) -C ../support $(DESIGN_NAME)_support.a
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$(Q)$(MAKE) -C $(SW_ROOT)/lib liborpsoc.a
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$(VECTORS_OBJ):
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$(VECTORS_OBJ):
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$(Q)$(MAKE) -C ../support crt0.o
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$(Q)$(MAKE) -C $(CPU_DRIVER) crt0.o
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# This relies on the local clean rule of each makefile
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# This relies on the local clean rule of each makefile
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clean-all: distclean
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clean-all: distclean
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clean-support:
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clean-support:
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# List of software directories, exclude include/
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# List of software directories, exclude include/
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SWDIRS=$(shell ls ../ | grep -v include)
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SWDIRS=$(shell ls ../ | grep -v include)
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distclean:
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distclean:
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$(Q)for dir in $(SWDIRS); do if [ -d ../$$dir ]; then $(MAKE) -C ../$$dir clean; fi; done
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$(Q)for dir in $(SWDIRS); do if [ -d ../$$dir ]; then $(MAKE) -C ../$$dir clean; fi; done
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$(Q)for dir in $(SW_DRIVER_PATHS); do $(MAKE) -C $$dir clean; done
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$(Q)rm -f $(PROCESSED_DEFINES)
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$(Q)rm -f $(PROCESSED_DEFINES)
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