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Makefile.common
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######################################
# building variables
######################################
# debug build?
DEBUG ?= 1
# optimization
OPT ?= -Og
# Set to 0 to suppress dirty submodule warning
CHECK_DIRTY_SUBMODULE ?= 1
# Set to 1 to enable 16MB external flash support
LARGE_FLASH ?= 0
# User may override external flash size by setting EXTFLASH_SIZE
ifeq ($(LARGE_FLASH),1)
# 16MB
EXTFLASH_SIZE ?= 16777216
else
# 1MB
EXTFLASH_SIZE ?= 1048576
endif
PYTHON3 ?= /usr/bin/env python3
#######################################
# paths
#######################################
# Build path
BUILD_DIR ?= build
# Common C sources
C_SOURCES += \
retro-go-stm32/components/lupng/lupng.c \
retro-go-stm32/retro-go/main/gui.c \
Core/Src/porting/gw_alloc.c \
Core/Src/retro-go/rg_main.c \
Core/Src/retro-go/rg_emulators.c \
Core/Src/retro-go/rom_manager.c \
Core/Src/porting/odroid_settings.c \
Core/Src/retro-go/bitmaps/header_gb.c \
Core/Src/retro-go/bitmaps/header_nes.c \
Core/Src/retro-go/bitmaps/header_sms.c \
Core/Src/retro-go/bitmaps/header_gg.c \
Core/Src/retro-go/bitmaps/logo_gb.c \
Core/Src/retro-go/bitmaps/logo_nes.c \
Core/Src/retro-go/bitmaps/logo_sms.c \
Core/Src/retro-go/bitmaps/logo_gg.c
# Version and URL for the STM32CubeH7 SDK
SDK_VERSION ?= v1.8.0
SDK_URL ?= https://raw.githubusercontent.com/STMicroelectronics/STM32CubeH7
# Local path for the SDK
SDK_DIR ?= Drivers
# SDK C sources
SDK_C_SOURCES = \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_adc.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_adc_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_cortex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_dac_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_dac.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_dma_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_dma.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_exti.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_flash_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_flash.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_gpio.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_hsem.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_i2c_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_i2c.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_ltdc_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_ltdc.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_mdma.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_ospi.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pwr_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_pwr.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_rcc_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_rcc.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_rtc_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_rtc.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_sai_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_sai.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_spi_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_spi.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_tim_ex.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_tim.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal_wwdg.c \
Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_hal.c \
# SDK ASM sources
SDK_ASM_SOURCES = \
Drivers/CMSIS/Device/ST/STM32H7xx/Source/Templates/gcc/startup_stm32h7b0xx.s \
Core/Src/memcpy-armv7m.s
# SDK headers
SDK_HEADERS = \
Drivers/CMSIS/Device/ST/STM32H7xx/Include/stm32h7b0xx.h \
Drivers/CMSIS/Device/ST/STM32H7xx/Include/stm32h7xx.h \
Drivers/CMSIS/Device/ST/STM32H7xx/Include/system_stm32h7xx.h \
Drivers/CMSIS/Include/cmsis_compiler.h \
Drivers/CMSIS/Include/cmsis_gcc.h \
Drivers/CMSIS/Include/cmsis_version.h \
Drivers/CMSIS/Include/core_cm7.h \
Drivers/CMSIS/Include/mpu_armv7.h \
Drivers/STM32H7xx_HAL_Driver/Inc/Legacy/stm32_hal_legacy.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_ll_adc.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_adc.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_adc_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_cortex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_dac_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_dac.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_def.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_dma_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_dma.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_exti.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_flash_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_flash.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_gpio_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_gpio.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_hsem.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_i2c_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_i2c.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_ltdc_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_ltdc.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_mdma.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_ospi.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_pwr_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_pwr.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_rcc_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_rcc.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_rtc_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_rtc.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_sai_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_sai.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_spi_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_spi.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_tim.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_tim_ex.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal_wwdg.h \
Drivers/STM32H7xx_HAL_Driver/Inc/stm32h7xx_hal.h \
#######################################
# binaries
#######################################
PREFIX = arm-none-eabi-
# The gcc compiler bin path can be either defined in make command via GCC_PATH variable (> make GCC_PATH=xxx)
# either it can be added to the PATH environment variable.
ifdef GCC_PATH
CC = $(GCC_PATH)/$(PREFIX)gcc
AS = $(GCC_PATH)/$(PREFIX)gcc -x assembler-with-cpp
CP = $(GCC_PATH)/$(PREFIX)objcopy
SZ = $(GCC_PATH)/$(PREFIX)size
GDB = $(GCC_PATH)/$(PREFIX)gdb
else
CC = $(PREFIX)gcc
AS = $(PREFIX)gcc -x assembler-with-cpp
CP = $(PREFIX)objcopy
SZ = $(PREFIX)size
GDB = $(PREFIX)gdb
endif
HEX = $(CP) -O ihex
BIN = $(CP) -O binary -S
ECHO = echo
TOUCH = touch
#######################################
# CFLAGS
#######################################
# cpu
CPU = -mcpu=cortex-m7 -mtune=cortex-m7
# fpu
FPU = -mfpu=fpv5-d16
# float-abi
FLOAT-ABI = -mfloat-abi=hard
# mcu
MCU = $(CPU) -mthumb -mno-unaligned-access $(FPU) $(FLOAT-ABI)
# macros for gcc
# AS defines
AS_DEFS +=
# C defines
C_DEFS += \
-DUSE_HAL_DRIVER \
-DSTM32H7B0xx \
-DVECT_TAB_ITCM \
-DIS_LITTLE_ENDIAN \
-DDEBUG_RG_ALLOC \
-DMINIZ_NO_TIME
# AS includes
AS_INCLUDES +=
# C includes
C_INCLUDES += \
-ICore/Inc \
-ICore/Inc/porting \
-ICore/Inc/porting/gb \
-ICore/Inc/porting/nes \
-ICore/Inc/porting/smsplusgx \
-ICore/Inc/retro-go \
-IDrivers/STM32H7xx_HAL_Driver/Inc \
-IDrivers/STM32H7xx_HAL_Driver/Inc/Legacy \
-IDrivers/CMSIS/Device/ST/STM32H7xx/Include \
-IDrivers/CMSIS/Include \
-Iretro-go-stm32/components/miniz \
-Iretro-go-stm32/components/lupng \
# Force include the configuration
CFLAGS += -include $(BUILD_DIR)/config.h
# compile gcc flags
ASFLAGS += $(MCU) $(AS_DEFS) $(AS_INCLUDES) $(OPT) -Wall -fdata-sections -ffunction-sections
CFLAGS += $(MCU) $(C_DEFS) $(C_INCLUDES) $(OPT) -Wall -fdata-sections -ffunction-sections
ifeq ($(DEBUG), 1)
CFLAGS += -g -gdwarf-2
endif
CFLAGS += -fstack-usage -Wstack-usage=20480
# Generate dependency information
CFLAGS += -MMD -MP -MF"$(@:%.o=%.d)"
LDFLAGS += -Wl,--defsym=__EXTFLASH_TOTAL_LENGTH__=$(EXTFLASH_SIZE)
#######################################
# LDFLAGS
#######################################
# link script
LDSCRIPT ?= STM32H7B0VBTx_FLASH.ld
# libraries
LIBS = -lc -lm -lnosys
LIBDIR +=
LDFLAGS += $(MCU) -specs=nano.specs -T$(LDSCRIPT) $(LIBDIR) $(LIBS) -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref -Wl,--gc-sections
# default action: build all
all: $(BUILD_DIR) $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET)_extflash.bin $(BUILD_DIR)/$(TARGET)_intflash.bin
#######################################
# build the application
#######################################
# list of objects
OBJECTS = $(addprefix $(BUILD_DIR)/core/,$(notdir $(C_SOURCES:.c=.o) $(SDK_C_SOURCES:.c=.o)))
GNUBOY_OBJECTS = $(addprefix $(BUILD_DIR)/gnuboy/,$(notdir $(GNUBOY_C_SOURCES:.c=.o)))
NES_OBJECTS = $(addprefix $(BUILD_DIR)/nes/,$(notdir $(NES_C_SOURCES:.c=.o)))
SMSPLUSGX_OBJECTS = $(addprefix $(BUILD_DIR)/smsplusgx/,$(notdir $(SMSPLUSGX_C_SOURCES:.c=.o)))
vpath %.c $(sort $(dir $(C_SOURCES) $(NES_C_SOURCES) $(GNUBOY_C_SOURCES) $(SMSPLUSGX_C_SOURCES) $(SDK_C_SOURCES)))
# list of ASM program objects
OBJECTS += $(addprefix $(BUILD_DIR)/,$(notdir $(SDK_ASM_SOURCES:.s=.o)))
vpath %.s $(sort $(dir $(SDK_ASM_SOURCES)))
OBJECTS += $(addprefix $(BUILD_DIR)/,roms.a)
# function used to generate prerequisite rules for SDK objects
define sdk_obj_prereq_gen
$(BUILD_DIR)/$(patsubst %.c,%.o,$(patsubst %.s,%.o,$(notdir $1))): $1
endef
# note: the blank line above is intentional
# generate all object prerequisite rules
$(eval $(foreach obj,$(SDK_C_SOURCES) $(SDK_ASM_SOURCES),$(call sdk_obj_prereq_gen,$(obj))))
FORCE:
Core/Inc/githash.h: FORCE | $(BUILD_DIR)
$(V)./update_githash.sh $@
# Run parse_roms.py to generate information about the roms
$(BUILD_DIR)/rom_files.txt: FORCE | $(BUILD_DIR)
$(V)$(ECHO) [ BASH ] Checking for updated roms
$(V)./update_rom_files.sh build/rom_files.txt roms/gb roms/nes roms/sms roms/gg
$(BUILD_DIR)/roms.a: $(BUILD_DIR)/rom_files.txt parse_roms.py
$(V)$(ECHO) [ PYTHON3 ] $(notdir $<)
$(V)$(PYTHON3) parse_roms.py --flash-size $(EXTFLASH_SIZE)
$(BUILD_DIR)/config.h: $(BUILD_DIR)/roms.a
$(BUILD_DIR)/saveflash.ld: $(BUILD_DIR)/roms.a
STM32H7B0VBTx_FLASH.ld: $(BUILD_DIR)/saveflash.ld
# rom_manager.c depends on the different *_roms.c files but they only change when roms.a changes
$(BUILD_DIR)/core/rom_manager.o: Core/Src/retro-go/rom_manager.c $(BUILD_DIR)/roms.a
Core/Src/main.c: Core/Inc/githash.h
Core/Src/retro-go/rg_main.c: Core/Inc/githash.h
ifeq (${CHECK_DIRTY_SUBMODULE},1)
CheckDirtySubmodules:
$(V)git submodule foreach "git diff --quiet" 2> /dev/null || \
(echo -e "\n\n\nYou have changes in the submodule. This is not normal.\nPlease clean the submodule by running 'git submodule update --init'\n\n(You may set CHECK_DIRTY_SUBMODULE=0 to suppress this warning)\n\n\n" && exit 1)
$(V)git submodule status | grep -v '+' 2> /dev/null > /dev/null || \
(echo -e "\n\n\nYou are using a submodule that is not updated.\nPlease sync the submodules by running 'git submodule update --init'\n\n(You may set CHECK_DIRTY_SUBMODULE=0 to suppress this warning)\n\n\n" && exit 1)
else
CheckDirtySubmodules:
endif
.PHONY: CheckDirtySubmodules
$(BUILD_DIR)/%.o: %.s Makefile.common Makefile $(BUILD_DIR)/config.h | $(BUILD_DIR) CheckDirtySubmodules
$(V)$(ECHO) [ AS ] $(notdir $<)
$(V)$(AS) -c $(CFLAGS) $< -o $@
$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) $(NES_OBJECTS) $(GNUBOY_OBJECTS) $(SMSPLUSGX_OBJECTS) Makefile.common Makefile $(LDSCRIPT)
$(V)$(ECHO) [ LD ] $(notdir $@)
$(V)$(CC) $(OBJECTS) $(NES_OBJECTS) $(GNUBOY_OBJECTS) $(SMSPLUSGX_OBJECTS) $(LDFLAGS) -o $@
$(V)$(SZ) $@
$(V)./size.sh $@
$(BUILD_DIR)/core/%.o: %.c Makefile Makefile.common $(SDK_HEADERS) $(BUILD_DIR)/config.h | $(BUILD_DIR) CheckDirtySubmodules
$(V)$(ECHO) [ CC core ] $(notdir $<)
$(V)$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/core/$(notdir $(<:.c=.lst)) $< -o $@
$(BUILD_DIR)/nes/%.o: %.c Makefile Makefile.common $(SDK_HEADERS) $(BUILD_DIR)/config.h | $(BUILD_DIR) CheckDirtySubmodules
$(V)$(ECHO) [ CC nes ] $(notdir $<)
$(V)$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/nes/$(notdir $(<:.c=.lst)) $< -o $@
$(BUILD_DIR)/gnuboy/%.o: %.c Makefile Makefile.common $(SDK_HEADERS) $(BUILD_DIR)/config.h | $(BUILD_DIR) CheckDirtySubmodules
$(V)$(ECHO) [ CC gb ] $(notdir $<)
$(V)$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/gnuboy/$(notdir $(<:.c=.lst)) $< -o $@
$(BUILD_DIR)/smsplusgx/%.o: %.c Makefile Makefile.common $(SDK_HEADERS) $(BUILD_DIR)/config.h | $(BUILD_DIR) CheckDirtySubmodules
$(V)$(ECHO) [ CC sms ] $(notdir $<)
$(V)$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/smsplusgx/$(notdir $(<:.c=.lst)) $< -o $@
$(BUILD_DIR):
$(V)mkdir $@
$(V)mkdir $@/core
$(V)mkdir $@/nes
$(V)mkdir $@/gnuboy
$(V)mkdir $@/smsplusgx
#######################################
# Flashing
#######################################
OPENOCD ?= openocd
ADAPTER ?= stlink
FLSHLD_DIR ?= ../game-and-watch-flashloader
FLASHLOADER ?= $(FLSHLD_DIR)/flash_multi.sh
# Starts openocd and attaches to the target. To be used with 'flash_intflash_nc' and 'gdb'
openocd:
$(OPENOCD) -f $(FLSHLD_DIR)/interface_$(ADAPTER).cfg -c "init; halt"
.PHONY: openocd
# Programs the internal flash using a new OpenOCD instance
flash_intflash: $(BUILD_DIR)/$(TARGET)_intflash.bin
$(OPENOCD) -f $(FLSHLD_DIR)/interface_$(ADAPTER).cfg -c "program $< 0x08000000 verify reset exit"
.PHONY: flash_intflash
# Flashes using an existing openocd instance
flash_intflash_nc: $(BUILD_DIR)/$(TARGET)_intflash.bin
echo "program $< 0x08000000 verify reset" | nc -c localhost 4444
.PHONY: flashx
flash_extflash: $(BUILD_DIR)/$(TARGET)_extflash.bin
$(FLASHLOADER) $(BUILD_DIR)/$(TARGET)_extflash.bin
.PHONY: flash_extflash
# Programs both the external and internal flash.
flash:
$(V)$(MAKE) flash_extflash
$(V)$(MAKE) flash_intflash
.PHONY: flash
# Alias for flash
flash_all: flash
gdb: $(BUILD_DIR)/$(TARGET).elf
$(GDB) $< -ex "target extended-remote :3333"
.PHONY: gdb
#######################################
# download SDK files
#######################################
$(SDK_DIR)/%:
$(V)$(ECHO) [ WGET ] $(notdir $@)
$(V)wget -q $(SDK_URL)/$(SDK_VERSION)/$@ -P $(dir $@)
.PHONY: download_sdk
download_sdk: $(SDK_HEADERS) $(SDK_C_SOURCES) $(SDK_ASM_SOURCES)
#######################################
# clean up
#######################################
clean:
$(V)$(ECHO) [ RM ] $(BUILD_DIR)
$(V)-rm -fR $(BUILD_DIR)
distclean: clean
$(V)$(ECHO) [ RM ] $(SDK_DIR)
$(V)rm -rf $(SDK_DIR)
#######################################
# dependencies
#######################################
-include $(wildcard $(BUILD_DIR)/*.d)
# *** EOF ***