Subversion Repositories openrisc

#

# Makefile for synthesis

#

# To generate the EDIF, just do "# make all"

#

# To synthesize for older ORSoC board with A3P1000, do:

#       # make clean all FPGA_FAMILY=ProASIC3 FPGA_PART=A3P1000

#

# Note: correct pll model must be linked in backend path.

#

# Name of the directory we're currently in

CUR_DIR=$(shell pwd)

# The root path of the whole project

BOARD_ROOT ?=$(CUR_DIR)/../../..

# Makefile fragment with most of the setup

include $(BOARD_ROOT)/Makefile.inc

# Tool settings

# For Linux, the Actel licenses only support Synplify Pro

SYN_WORK_DIR            ?=synplify_work

SYN_SCRIPT              ?=synplify.prj  # We will generate this

SYN_LOG                 ?=syn.log

SYN_TOOL                ?=synplify_pro  # Name of the executable to call

# Options passed after the executable.

SYN_LICENSE_OPTS        ?=-licensetype synplifypro_actel

SYN_TOOL_OPTS           ?=$(SYN_SCRIPT) $(SYN_LICENSE_OPTS) -batch -log $(SYN_LOG)

SYN_PROJ_NAME ?= $(DESIGN_NAME)

RTL_TOP ?= $(DESIGN_NAME)_top

EDIF_FILE ?=$(RTL_TOP).edn

EDIF_FILE_OUT ?= ../out/$(EDIF_FILE)

VLOG_NETLIST_FILE ?=$(RTL_TOP).vm

VLOG_NETLIST_FILE_OUT ?= ../out/$(VLOG_NETLIST_FILE)

# Synthesis params

#FREQ ?= 50.0000

FREQ ?= 125.000

FPGA_FAMILY ?=ProASIC3E

#FPGA_PART ?=A3P1000

FPGA_PART ?=A3PE1500

FPGA_PACKAGE ?=PQFP208

#FPGA_SPEED_GRADE ?=-2

FPGA_SPEED_GRADE ?=Std

MAXFAN ?=50

MAXFAN_HARD ?=0

RETIMING ?=1

GLOBALTHRESH ?=50

DISABLE_IO_INSERTION ?= 0

RESOURCE_SHARING ?=1

# Time reporting variable

NUM_PATHS=50

NUM_ENDPOINTS=50

SDC_FILE=$(DESIGN_NAME)_top.sdc

# Rule to print out current config of current session

print-config:

        @echo; echo "\t### Synthesis make configuration ###"; echo

        @echo "\tRTL_TOP="$(RTL_TOP)

        @echo "\tFPGA_FAMILY="$(FPGA_FAMILY)

        @echo "\tFPGA_PART="$(FPGA_PART)

        @echo "\tFPGA_PACKAGE="$(FPGA_PACKAGE)

        @echo "\tFPGA_SPEED_GRADE="$(FPGA_SPEED_GRADE)

        @echo "\tFREQ="$(FREQ)

        @echo "\tMAXFAN="$(MAXFAN)

        @echo "\tMAXFAN_HARD="$(MAXFAN_HARD)

        @echo "\tRETIMING="$(RETIMING)

        @echo "\tGLOBALTHRESH="$(GLOBALTHRESH)

        @echo "\tDISABLE_IO_INSERTION="$(DISABLE_IO_INSERTION)

        @echo "\tRESOURCE_SHARING="$(RESOURCE_SHARING)

        @echo

all: print-config $(EDIF_FILE_OUT) $(VLOG_NETLIST_FILE_OUT)

#create the work dir

$(SYN_WORK_DIR):

        mkdir $(SYN_WORK_DIR)

#

# Dynamically created files included by different parts of the defines

#

SYNDIR_BOOTROM_VERILOG=$(SYN_WORK_DIR)/$(BOOTROM_FILE)

$(SYNDIR_BOOTROM_VERILOG): $(BOOTROM_VERILOG)

        cp $^ $@

TIMESCALE_FILE=timescale.v

SYNDIR_TIMESCALE_FILE=$(SYN_WORK_DIR)/$(TIMESCALE_FILE)

$(SYNDIR_TIMESCALE_FILE):

        $(Q)echo "" > $@

SYN_VERILOG_DEFINES=synthesis-defines.v

SYNDIR_SYN_VERILOG_DEFINES=$(SYN_WORK_DIR)/$(SYN_VERILOG_DEFINES)

$(SYNDIR_SYN_VERILOG_DEFINES):

        $(Q)echo "\`define SYNTHESIS" > $@

        $(Q)echo "\`define ACTEL" >> $@

        $(Q)echo "" >> $@

GENERATED_DEFINES = $(SYNDIR_BOOTROM_VERILOG)

GENERATED_DEFINES += $(SYNDIR_TIMESCALE_FILE)

GENERATED_DEFINES += $(SYNDIR_SYN_VERILOG_DEFINES)

# Generate the prj file

.PHONY: $(SYN_WORK_DIR)/$(SYN_SCRIPT)

$(SYN_WORK_DIR)/$(SYN_SCRIPT): $(SYN_WORK_DIR) $(RTL_VERILOG_SRC) $(RTL_VERILOG_INCLUDES) $(GENERATED_DEFINES) $(SYN_WORK_DIR)/$(SDC_FILE)

        $(Q)echo; echo "\t### Generating Synplify project file ###"; echo

        $(Q)echo -n "# Autogenerated synthesis script " > $@

        $(Q)date >> $@

        $(Q)for file in $(RTL_VERILOG_SRC); do \

                echo "add_file -verilog "$$file >> $@; \

        done

        $(Q)for file in $(RTL_VHDL_SRC); do \

                echo "add_file -vhdl "$$file >> $@; \

        done

        $(Q)for file in $(BOARD_BACKEND_VERILOG_SRC); do \

                echo "add_file -verilog "$$file >> $@; \

        done

        $(Q)echo "add_file -constraint "$(SDC_FILE) >> $@

        $(Q)echo "set_option -include_path "$(BOARD_RTL_VERILOG_INCLUDE_DIR) >> $@

        $(Q)echo "set_option -include_path ." >> $@

        $(Q)echo "impl -add "$(SYN_PROJ_NAME)" -type fpga" >> $@

        $(Q)echo "set_option -technology "$(FPGA_FAMILY) >> $@

        $(Q)echo "set_option -part "$(FPGA_PART) >> $@

        $(Q)echo "set_option -package "$(FPGA_PACKAGE) >> $@

        $(Q)echo "set_option -speed_grade "$(FPGA_SPEED_GRADE) >> $@

        $(Q)echo "set_option -part_companion \"\"" >> $@

        $(Q)echo "set_option -use_fsm_explorer 0" >> $@

        $(Q)echo "set_option -top_module \""$(RTL_TOP)"\"" >> $@

        $(Q)echo "set_option -symbolic_fsm_compiler 1" >> $@

        $(Q)echo "set_option -compiler_compatible 0" >> $@

        $(Q)echo "set_option -resource_sharing "$(RESOURCE_SHARING) >> $@

        $(Q)echo "set_option -frequency "$(FREQ) >> $@

        $(Q)echo "set_option -write_verilog 1" >> $@

        $(Q)echo "set_option -write_vhdl 0" >> $@

        $(Q)echo "set_option -run_prop_extract 1" >> $@

        $(Q)echo "set_option -maxfan "$(MAXFAN) >> $@

        $(Q)echo "set_option -maxfan_hard "$(MAXFAN_HARD) >> $@

        $(Q)echo "set_option -disable_io_insertion "$(DISABLE_IO_INSERTION) >> $@

        $(Q)echo "set_option -retiming "$(RETIMING) >> $@

        $(Q)echo "set_option -report_path 4000" >> $@

        $(Q)echo "set_option -opcond COMWC" >> $@

        $(Q)echo "set_option -update_models_cp 0" >> $@

        $(Q)echo "set_option -preserve_registers 0" >> $@

        $(Q)echo "set_option -globalthreshold "$(GLOBALTHRESH) >> $@

        $(Q)echo "set_option -syn_global_buffers 18" >> $@

        $(Q)echo "set_option -reporting_filter {-from {*} -to {*}}" >> $@

        $(Q)echo "set_option -reporting_filename "$(RTL_TOP)".ta" >> $@

        $(Q)echo "set_option -reporting_output_srm 0" >> $@

        $(Q)echo "set_option -write_apr_constraint 1" >> $@

        $(Q)echo "project -result_format \"edif\"" >> $@

        $(Q)echo "project -result_file \""$(EDIF_FILE)"\"" >> $@

        $(Q)echo "set_option -vlog_std v2001" >> $@

        $(Q)echo "set_option -num_startend_points "$(NUM_ENDPOINTS) >> $@

        $(Q)echo "set_option -num_critical_paths "$(NUM_PATHS) >> $@

        $(Q)echo "set_option -project_relative_includes 1" >> $@

        $(Q)echo "impl -active \""$(SYN_PROJ_NAME)"\"" >> $@

#

# Constraint script generation

#

IN_CLK_PERIOD_NS = 15.625 # 64 MHz

WB_CLK_PERIOD_NS = 31.25 # 32 MHz

#

# Timing (SDC)

#

# I can't figure out how to get these constraints into synplify properly..

# but doesn't really appear to matter, we simply overconstrain the whole

# thing to fastest frequency we need, which is currently:

# SMII @ 125MHz

#

$(SYN_WORK_DIR)/$(SDC_FILE):

        $(Q)echo; echo "\t### Generating SDC file ###"; echo

        $(Q)rm -f $@

        $(Q)echo >> $@

#       $(Q)echo "create_clock  -name { sys_clk } -period "$(IN_CLK_PERIOD_NS)" { p:sys_clk  } " >> $@

#       $(Q)echo "create_clock  -name { tck_pad_i } -period 100.000 -waveform { 0.000 50.000  }  { p:tck_pad_i  } " >> $@

#       $(Q)echo "create_generated_clock  -name { clkgen0/pll0/Core:GLA } -divide_by 72  -multiply_by 36  -source { clkgen0/pll0/Core:CLKA } { clkgen0/pll0/Core:GLA  }" >> $@

#       $(Q)echo "create_generated_clock  -name { clkgen0/pll0/Core:GLB } -divide_by 36  -multiply_by 36  -source { clkgen0/pll0/Core:CLKA } { clkgen0/pll0/Core:GLB  } " >> $@

#       $(Q)echo "create_generated_clock  -name { clkgen0.pll0.wb_clk_i } -divide_by 72  -multiply_by 36  -source { t:clkgen0.pll0.wb_clk_i } { t:clkgen0.pll0.wb_clk_i  }" >> $@

# change into work dir, call synplify, hopefully create the edif

$(SYN_WORK_DIR)/$(SYN_PROJ_NAME)/$(EDIF_FILE): $(SYN_WORK_DIR)/$(SYN_SCRIPT)

        cd $(SYN_WORK_DIR) && time $(SYN_TOOL) $(SYN_TOOL_OPTS)

##

# Generate a report for each module, and for whole thing

##

MODULES ?= or1200_top

MODULES_SRR=$(shell for mod in $(MODULES); do echo $(SYN_WORK_DIR)"/"$(SYN_PROJ_NAME)"/"$$mod".srr"; done)

syn-report: $(MODULES_SRR)

        rm -f $@

        for srrfile in $^; do \

                echo `echo $$srrfile | xargs basename | cut -d '.' -f 1`>> $@; \

                grep "Core Cells" $$srrfile >> $@; \

                grep "Block Rams" $$srrfile >> $@; \

                grep -B 1 -A 5 "Starting Clock" $$srrfile >> $@; \

                echo >> $@; echo >> $@; \

        done

%.srr:

        @echo; echo "\tGenerating "$@; echo

        export RTL_TOP=$(shell echo $@ | xargs basename | cut -d '.' -f 1); \

        $(MAKE) $(SYN_WORK_DIR)/$(SYN_PROJ_NAME)/$$RTL_TOP.edn

$(EDIF_FILE_OUT): $(SYN_WORK_DIR)/$(SYN_PROJ_NAME)/$(EDIF_FILE)

        cp $^ $@

$(VLOG_NETLIST_FILE_OUT): $(SYN_WORK_DIR)/$(SYN_PROJ_NAME)/$(VLOG_NETLIST_FILE)

        cp $^ $@

distclean: clean-sw clean clean-bootrom clean-edifs

clean-sw:

        $(MAKE) -C $(PROJECT_ROOT)/sw/lib distclean

clean: clean-build

clean-edifs:

        rm -f *.edn ../out/*

clean-build:

        rm -rf $(SYN_WORK_DIR) *.edn

clean-srr:

        rm $(MODULES_SRR)