| # SPDX-FileCopyrightText: 2020 Efabless Corporation |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| |
| |
| |
| PWDD := $(shell pwd) |
| BLOCKS := $(shell basename $(PWDD)) |
| |
| # ---- Include Partitioned Makefiles ---- |
| |
| DESIGNS?=../../.. |
| CONFIG = caravel_user_project |
| TOOLS?=/opt/riscv32i/ |
| |
| ######################################################## |
| #include $(MCW_ROOT)/verilog/dv/make/env.makefile |
| ######################################################## |
| ####################################################################### |
| ## Global Environment Variables for local repo |
| ####################################################################### |
| |
| export PDK_PATH = $(PDK_ROOT)/sky130A |
| export VIP_PATH = $(CORE_VERILOG_PATH)/dv/vip |
| export FIRMWARE_PATH = $(CORE_VERILOG_PATH)/dv/firmware |
| |
| ####################################################################### |
| ## Caravel Verilog for Integration Tests |
| ####################################################################### |
| |
| export CARAVEL_VERILOG_PATH ?= $(CARAVEL_ROOT)/verilog |
| export CORE_VERILOG_PATH ?= $(CARAVEL_ROOT)/mgmt_core_wrapper/verilog |
| export USER_PROJECT_VERILOG ?= $(DESIGNS)/verilog |
| |
| export CARAVEL_PATH = $(CARAVEL_VERILOG_PATH) |
| export VERILOG_PATH = $(CORE_VERILOG_PATH) |
| |
| ####################################################################### |
| ## Compiler Information |
| ####################################################################### |
| |
| export TOOLS ?= /opt/riscv32i |
| export GCC_PATH ?= $(TOOLS)/bin |
| export GCC_PREFIX?= riscv32-unknown-linux-gnu |
| |
| |
| ############## USER SPECIFIC DEFINE ################## |
| |
| YIFIVE_FIRMWARE_PATH = $(USER_PROJECT_VERILOG)/dv/firmware |
| |
| ###################################################### |
| |
| |
| |
| |
| |
| ######################################################## |
| #include $(MCW_ROOT)/verilog/dv/make/var.makefile |
| ######################################################## |
| |
| CPU=vexriscv |
| CPUFAMILY=riscv |
| CPUFLAGS=-march=rv32i -mabi=ilp32 -D__vexriscv__ |
| CPUENDIANNESS=little |
| CLANG=0 |
| |
| |
| ###################################################### |
| # include $(MCW_ROOT)/verilog/dv/make/cpu.makefile |
| ###################################################### |
| |
| ifeq ($(CPU),picorv32) |
| LINKER_SCRIPT=$(FIRMWARE_PATH)/sections.lds |
| SOURCE_FILES=$(FIRMWARE_PATH)/start.s |
| VERILOG_FILES= |
| endif |
| |
| ifeq ($(CPU),ibex) |
| LINKER_SCRIPT=$(FIRMWARE_PATH)/link_ibex.ld |
| SOURCE_FILES=$(FIRMWARE_PATH)/crt0_ibex.S $(FIRMWARE_PATH)/simple_system_common.c |
| # VERILOG_FILES=../ibex/* |
| VERILOG_FILES= |
| endif |
| |
| ifeq ($(CPU),vexriscv) |
| # LINKER_SCRIPT=$(FIRMWARE_PATH)/sections_vexriscv.lds |
| # SOURCE_FILES=$(FIRMWARE_PATH)/start_caravel_vexriscv.s |
| LINKER_SCRIPT=$(FIRMWARE_PATH)/sections.lds |
| SOURCE_FILES=$(FIRMWARE_PATH)/crt0_vex.S $(FIRMWARE_PATH)/isr.c |
| VERILOG_FILES= |
| endif |
| |
| |
| |
| ##################################################### |
| #include $(MCW_ROOT)/verilog/dv/make/sim.makefile |
| ###################################################### |
| |
| export IVERILOG_DUMPER = fst |
| |
| # RTL/GL/GL_SDF |
| SIM?=RTL |
| DUMP?=OFF |
| |
| |
| .SUFFIXES: |
| |
| |
| all: ${BLOCKS:=.vcd} ${BLOCKS:=.lst} |
| |
| hex: ${BLOCKS:=.hex} |
| |
| #.SUFFIXES: |
| |
| ############################################################################## |
| # Comiple firmeware |
| ############################################################################## |
| %.elf: %.c $(LINKER_SCRIPT) $(SOURCE_FILES) |
| ${GCC_PREFIX}-gcc -g \ |
| -I$(FIRMWARE_PATH) \ |
| -I$(VERILOG_PATH)/dv/generated \ |
| -I$(VERILOG_PATH)/dv/ \ |
| -I$(VERILOG_PATH)/common \ |
| $(CPUFLAGS) \ |
| -Wl,-Bstatic,-T,$(LINKER_SCRIPT),--strip-debug \ |
| -ffreestanding -nostdlib -o $@ $(SOURCE_FILES) $< |
| |
| %.lst: %.elf |
| ${GCC_PREFIX}-objdump -d -S $< > $@ |
| |
| %.hex: %.elf %.lst |
| ${GCC_PREFIX}-objcopy -O verilog $< $@ |
| # to fix flash base address |
| sed -ie 's/@10/@00/g' $@ |
| |
| %.bin: %.elf |
| ${GCC_PREFIX}-objcopy -O binary $< /dev/stdout | tail -c +1048577 > $@ |
| |
| |
| ############################################################################## |
| # Runing the simulations |
| ############################################################################## |
| |
| %.vvp: %_tb.v %.hex |
| ${GCC_PREFIX}-gcc -O2 -funroll-loops -fpeel-loops -fgcse-sm -fgcse-las -D__RVC_EXT -static -std=gnu99 -fno-common -fno-builtin-printf -DTCM=0 -Wa,-march=rv32imc -march=rv32imc -mabi=ilp32 -DFLAGS_STR=\""-O2 -funroll-loops -fpeel-loops -fgcse-sm -fgcse-las "\" -c -I./ -I$(YIFIVE_FIRMWARE_PATH) user_uart.c -o user_uart.o |
| ${GCC_PREFIX}-gcc -O2 -funroll-loops -fpeel-loops -fgcse-sm -fgcse-las -D__RVC_EXT -static -std=gnu99 -fno-common -fno-builtin-printf -DTCM=0 -Wa,-march=rv32imc -march=rv32imc -mabi=ilp32 -DFLAGS_STR=\""-O2 -funroll-loops -fpeel-loops -fgcse-sm -fgcse-las "\" -D__ASSEMBLY__=1 -c -I./ -I$(YIFIVE_FIRMWARE_PATH) $(YIFIVE_FIRMWARE_PATH)/crt.S -o crt.o |
| ${GCC_PREFIX}-gcc -march=rv32imc -mabi=ilp32 -T $(YIFIVE_FIRMWARE_PATH)/link.ld user_uart.o crt.o -nostartfiles -nostdlib -lc -lgcc -o user_uart.elf -N |
| ${GCC_PREFIX}-objcopy -O verilog user_uart.elf user_uart.hex |
| ${GCC_PREFIX}-objdump -D user_uart.elf > user_uart.dump |
| rm crt.o user_uart.o |
| |
| ## RTL |
| ifeq ($(SIM),RTL) |
| ifeq ($(DUMP),OFF) |
| iverilog -g2005-sv -Ttyp -DFUNCTIONAL -DSIM -DUSE_POWER_PINS -DUNIT_DELAY=#0.1 \ |
| -f$(VERILOG_PATH)/includes/includes.rtl.caravel \ |
| -f$(USER_PROJECT_VERILOG)/includes/includes.rtl.$(CONFIG) -o $@ $< |
| else |
| iverilog -g2005-sv -DWFDUMP -Ttyp -DFUNCTIONAL -DSIM -DUSE_POWER_PINS -DUNIT_DELAY=#0.1 \ |
| -f$(VERILOG_PATH)/includes/includes.rtl.caravel \ |
| -f$(USER_PROJECT_VERILOG)/includes/includes.rtl.$(CONFIG) -o $@ $< |
| endif |
| endif |
| |
| ##GL |
| ifeq ($(SIM),GL) |
| ifeq ($(DUMP),OFF) |
| iverilog -g2005-sv -Ttyp -DFUNCTIONAL -DGL -DUSE_POWER_PINS -DUNIT_DELAY=#0.1 \ |
| -f$(VERILOG_PATH)/includes/includes.gl.caravel \ |
| -f$(USER_PROJECT_VERILOG)/includes/includes.gl.$(CONFIG) -o $@ $< |
| else |
| iverilog -g2005-sv -Ttyp -DWFDUMP -DFUNCTIONAL -DGL -DUSE_POWER_PINS -DUNIT_DELAY=#0.1 \ |
| -f$(VERILOG_PATH)/includes/includes.gl.caravel \ |
| -f$(USER_PROJECT_VERILOG)/includes/includes.gl.$(CONFIG) -o $@ $< |
| endif |
| endif |
| |
| ## GL+SDF |
| ifeq ($(SIM),GL_SDF) |
| ifeq ($(CONFIG),caravel_user_project) |
| cvc64 +interp \ |
| +define+SIM +define+FUNCTIONAL +define+GL +define+USE_POWER_PINS +define+UNIT_DELAY +define+ENABLE_SDF \ |
| +change_port_type +dump2fst +fst+parallel2=on +nointeractive +notimingchecks +mipdopt \ |
| -f $(VERILOG_PATH)/includes/includes.gl+sdf.caravel \ |
| -f $(USER_PROJECT_VERILOG)/includes/includes.gl+sdf.$(CONFIG) $< |
| else |
| cvc64 +interp \ |
| +define+SIM +define+FUNCTIONAL +define+GL +define+USE_POWER_PINS +define+UNIT_DELAY +define+ENABLE_SDF \ |
| +change_port_type +dump2fst +fst+parallel2=on +nointeractive +notimingchecks +mipdopt \ |
| -f $(VERILOG_PATH)/includes/includes.gl+sdf.$(CONFIG) \ |
| -f $CARAVEL_PATH/gl/__user_project_wrapper.v $< |
| endif |
| endif |
| |
| %.vcd: %.vvp |
| vvp $< |
| |
| # twinwave: RTL-%.vcd GL-%.vcd |
| # twinwave RTL-$@ * + GL-$@ * |
| |
| check-env: |
| ifndef PDK_ROOT |
| $(error PDK_ROOT is undefined, please export it before running make) |
| endif |
| ifeq (,$(wildcard $(PDK_ROOT)/sky130A)) |
| $(error $(PDK_ROOT)/sky130A not found, please install pdk before running make) |
| endif |
| ifeq (,$(wildcard $(GCC_PREFIX)-gcc )) |
| $(error $(GCC_PREFIX)-gcc is not found, please export GCC_PATH and GCC_PREFIX before running make) |
| endif |
| # check for efabless style installation |
| ifeq (,$(wildcard $(PDK_ROOT)/sky130A/libs.ref/*/verilog)) |
| SIM_DEFINES := ${SIM_DEFINES} -DEF_STYLE |
| endif |
| |
| |
| # ---- Clean ---- |
| |
| clean: |
| \rm -f *.elf *.hex *.bin *.vvp *.log *.vcd *.lst *.hexe |
| |
| .PHONY: clean hex all |
| |
| |
| |
| |
| |
| |
