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stm32/Makefile: Make stm32lib configurable. 

The default stm32lib remains lib/stm32lib, but it can now be easily
overriden at build time by specifying STM32LIB_DIR, or STM32LIB_CMSIS_DIR
and STM32LIB_HAL_DIR.

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2021-02-22 11:54:31 +11:00
parent e4f59a0020
commit 9127e63708
5 changed files with 93 additions and 74 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
ports/stm32/Makefile
View File

@ -36,12 +36,7 @@ include $(TOP)/py/py.mk
GIT_SUBMODULES += lib/libhydrogen lib/lwip lib/mbedtls lib/stm32lib GIT_SUBMODULES += lib/libhydrogen lib/lwip lib/mbedtls lib/stm32lib
MCU_SERIES_UPPER = $(shell echo $(MCU_SERIES) | tr '[:lower:]' '[:upper:]')
CMSIS_MCU_LOWER = $(shell echo $(CMSIS_MCU) | tr '[:upper:]' '[:lower:]')
LD_DIR=boards LD_DIR=boards
CMSIS_DIR=$(TOP)/lib/stm32lib/CMSIS/STM32$(MCU_SERIES_UPPER)xx/Include
HAL_DIR=lib/stm32lib/STM32$(MCU_SERIES_UPPER)xx_HAL_Driver
USBDEV_DIR=usbdev USBDEV_DIR=usbdev
#USBHOST_DIR=usbhost #USBHOST_DIR=usbhost
DFU=$(TOP)/tools/dfu.py DFU=$(TOP)/tools/dfu.py
@ -55,8 +50,8 @@ BOOTLOADER_DFU_USB_PID ?= 0xDF11
STFLASH ?= st-flash STFLASH ?= st-flash
OPENOCD ?= openocd OPENOCD ?= openocd
OPENOCD_CONFIG ?= boards/openocd_stm32f4.cfg OPENOCD_CONFIG ?= boards/openocd_stm32f4.cfg
STARTUP_FILE ?= lib/stm32lib/CMSIS/STM32$(MCU_SERIES_UPPER)xx/Source/Templates/gcc/startup_$(CMSIS_MCU_LOWER).o
SYSTEM_FILE ?= lib/stm32lib/CMSIS/STM32$(MCU_SERIES_UPPER)xx/Source/Templates/system_stm32$(MCU_SERIES)xx.o include stm32.mk
# Select the cross compile prefix # Select the cross compile prefix
CROSS_COMPILE ?= arm-none-eabi- CROSS_COMPILE ?= arm-none-eabi-
@ -65,41 +60,12 @@ INC += -I.
INC += -I$(TOP) INC += -I$(TOP)
INC += -I$(BUILD) INC += -I$(BUILD)
INC += -I$(TOP)/lib/cmsis/inc INC += -I$(TOP)/lib/cmsis/inc
INC += -I$(CMSIS_DIR)/ INC += -I$(STM32LIB_CMSIS_ABS)/Include
INC += -I$(TOP)/$(HAL_DIR)/Inc INC += -I$(STM32LIB_HAL_ABS)/Inc
INC += -I$(USBDEV_DIR)/core/inc -I$(USBDEV_DIR)/class/inc INC += -I$(USBDEV_DIR)/core/inc -I$(USBDEV_DIR)/class/inc
#INC += -I$(USBHOST_DIR) #INC += -I$(USBHOST_DIR)
INC += -Ilwip_inc INC += -Ilwip_inc
# Basic Cortex-M flags
CFLAGS_CORTEX_M = -mthumb
# Select hardware floating-point support
SUPPORTS_HARDWARE_FP_SINGLE = 0
SUPPORTS_HARDWARE_FP_DOUBLE = 0
ifeq ($(CMSIS_MCU),$(filter $(CMSIS_MCU),STM32F765xx STM32F767xx STM32F769xx STM32H743xx STM32H750xx STM32H7A3xx STM32H7A3xxQ STM32H7B3xx STM32H7B3xxQ))
CFLAGS_CORTEX_M += -mfpu=fpv5-d16 -mfloat-abi=hard
SUPPORTS_HARDWARE_FP_SINGLE = 1
SUPPORTS_HARDWARE_FP_DOUBLE = 1
else
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 l0))
CFLAGS_CORTEX_M += -msoft-float
else
CFLAGS_CORTEX_M += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
SUPPORTS_HARDWARE_FP_SINGLE = 1
endif
endif
# Options for particular MCU series
CFLAGS_MCU_f0 = $(CFLAGS_CORTEX_M) -mtune=cortex-m0 -mcpu=cortex-m0
CFLAGS_MCU_f4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_f7 = $(CFLAGS_CORTEX_M) -mtune=cortex-m7 -mcpu=cortex-m7
CFLAGS_MCU_g4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_l0 = $(CFLAGS_CORTEX_M) -mtune=cortex-m0plus -mcpu=cortex-m0plus
CFLAGS_MCU_l4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_h7 = $(CFLAGS_CORTEX_M) -mtune=cortex-m7 -mcpu=cortex-m7
CFLAGS_MCU_wb = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS += $(INC) -Wall -Wpointer-arith -Werror -Wdouble-promotion -Wfloat-conversion -std=gnu99 -nostdlib $(CFLAGS_MOD) $(CFLAGS_EXTRA) CFLAGS += $(INC) -Wall -Wpointer-arith -Werror -Wdouble-promotion -Wfloat-conversion -std=gnu99 -nostdlib $(CFLAGS_MOD) $(CFLAGS_EXTRA)
CFLAGS += -D$(CMSIS_MCU) -DUSE_FULL_LL_DRIVER CFLAGS += -D$(CMSIS_MCU) -DUSE_FULL_LL_DRIVER
CFLAGS += $(CFLAGS_MCU_$(MCU_SERIES)) CFLAGS += $(CFLAGS_MCU_$(MCU_SERIES))
@ -377,7 +343,7 @@ SRC_O += \
endif endif
endif endif
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
hal.c \ hal.c \
hal_adc.c \ hal_adc.c \
hal_adc_ex.c \ hal_adc_ex.c \
@ -403,13 +369,13 @@ HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\
) )
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4 f7 h7 l0 l4 wb)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4 f7 h7 l0 l4 wb))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
ll_usb.c \ ll_usb.c \
) )
endif endif
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4 f7 h7 l4)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4 f7 h7 l4))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
hal_sd.c \ hal_sd.c \
ll_sdmmc.c \ ll_sdmmc.c \
ll_fmc.c \ ll_fmc.c \
@ -417,7 +383,7 @@ HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\
endif endif
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4 f7 h7)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4 f7 h7))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
hal_mmc.c \ hal_mmc.c \
hal_sdram.c \ hal_sdram.c \
hal_dma_ex.c \ hal_dma_ex.c \
@ -426,35 +392,35 @@ HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4))
# HAL F4-1.16.0 has a bug with missing parentheses in HAL_MMC_Erase. # HAL F4-1.16.0 has a bug with missing parentheses in HAL_MMC_Erase.
# This function is unused so let the error go by as a warning. # This function is unused so let the error go by as a warning.
$(BUILD)/$(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_hal_mmc.o: CFLAGS += -Wno-error=parentheses $(BUILD)/$(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_hal_mmc.o: CFLAGS += -Wno-error=parentheses
endif endif
endif endif
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),g4)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),g4))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_, hal_fdcan.c) HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_, hal_fdcan.c)
endif endif
ifeq ($(CMSIS_MCU),$(filter $(CMSIS_MCU),STM32H743xx STM32H750xx STM32H7A3xx STM32H7A3xxQ STM32H7B3xx STM32H7B3xxQ)) ifeq ($(CMSIS_MCU),$(filter $(CMSIS_MCU),STM32H743xx STM32H750xx STM32H7A3xx STM32H7A3xxQ STM32H7B3xx STM32H7B3xxQ))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_, hal_fdcan.c) HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_, hal_fdcan.c)
else else
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 f4 f7 h7)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 f4 f7 h7))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_, hal_can.c) HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_, hal_can.c)
else else
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),l4)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),l4))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/Legacy/stm32$(MCU_SERIES)xx_, hal_can.c) HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/Legacy/stm32$(MCU_SERIES)xx_, hal_can.c)
$(BUILD)/$(HAL_DIR)/Src/Legacy/stm32$(MCU_SERIES)xx_hal_can.o: CFLAGS += -Wno-error=cpp $(BUILD)/$(STM32LIB_HAL_BASE)/Src/Legacy/stm32$(MCU_SERIES)xx_hal_can.o: CFLAGS += -Wno-error=cpp
endif endif
endif endif
endif endif
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 f4 f7 l0)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 f4 f7 l0))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
hal_i2s.c \ hal_i2s.c \
) )
endif endif
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4)) ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f4))
HAL_SRC_C += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ HAL_SRC_C += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
hal_i2s_ex.c \ hal_i2s_ex.c \
) )
endif endif
@ -778,7 +744,7 @@ GEN_PLLFREQTABLE_HDR = $(HEADER_BUILD)/pllfreqtable.h
GEN_STMCONST_HDR = $(HEADER_BUILD)/modstm_const.h GEN_STMCONST_HDR = $(HEADER_BUILD)/modstm_const.h
GEN_STMCONST_QSTR = $(BUILD)/modstm_qstr.h GEN_STMCONST_QSTR = $(BUILD)/modstm_qstr.h
GEN_STMCONST_MPZ = $(HEADER_BUILD)/modstm_mpz.h GEN_STMCONST_MPZ = $(HEADER_BUILD)/modstm_mpz.h
CMSIS_MCU_HDR = $(CMSIS_DIR)/$(CMSIS_MCU_LOWER).h CMSIS_MCU_HDR = $(STM32LIB_CMSIS_ABS)/Include/$(CMSIS_MCU_LOWER).h
modmachine.c: $(GEN_PLLFREQTABLE_HDR) modmachine.c: $(GEN_PLLFREQTABLE_HDR)
$(GEN_PLLFREQTABLE_HDR): $(PLLVALUES) | $(HEADER_BUILD) $(GEN_PLLFREQTABLE_HDR): $(PLLVALUES) | $(HEADER_BUILD)

2
ports/stm32/boards/NUCLEO_WB55/mpconfigboard.mk
View File

@ -1,7 +1,7 @@
MCU_SERIES = wb MCU_SERIES = wb
CMSIS_MCU = STM32WB55xx CMSIS_MCU = STM32WB55xx
AF_FILE = boards/stm32wb55_af.csv AF_FILE = boards/stm32wb55_af.csv
STARTUP_FILE = lib/stm32lib/CMSIS/STM32WBxx/Source/Templates/gcc/startup_stm32wb55xx_cm4.o STARTUP_FILE = $(STM32LIB_CMSIS_BASE)/Source/Templates/gcc/startup_stm32wb55xx_cm4.o
ifeq ($(USE_MBOOT),1) ifeq ($(USE_MBOOT),1)
# When using Mboot all the text goes together after the bootloader # When using Mboot all the text goes together after the bootloader

2
ports/stm32/boards/USBDONGLE_WB55/mpconfigboard.mk
View File

@ -1,7 +1,7 @@
MCU_SERIES = wb MCU_SERIES = wb
CMSIS_MCU = STM32WB55xx CMSIS_MCU = STM32WB55xx
AF_FILE = boards/stm32wb55_af.csv AF_FILE = boards/stm32wb55_af.csv
STARTUP_FILE = lib/stm32lib/CMSIS/STM32WBxx/Source/Templates/gcc/startup_stm32wb55xx_cm4.o STARTUP_FILE = $(STM32LIB_CMSIS_BASE)/Source/Templates/gcc/startup_stm32wb55xx_cm4.o
ifeq ($(USE_MBOOT),1) ifeq ($(USE_MBOOT),1)
# When using Mboot all the text goes together after the bootloader # When using Mboot all the text goes together after the bootloader

27
ports/stm32/mboot/Makefile
View File

@ -32,11 +32,6 @@ include $(BOARD_DIR)/mpconfigboard.mk
# A board can set MBOOT_TEXT0_ADDR to a custom location where mboot should reside. # A board can set MBOOT_TEXT0_ADDR to a custom location where mboot should reside.
MBOOT_TEXT0_ADDR ?= 0x08000000 MBOOT_TEXT0_ADDR ?= 0x08000000
MCU_SERIES_UPPER = $(shell echo $(MCU_SERIES) | tr '[:lower:]' '[:upper:]')
CMSIS_MCU_LOWER = $(shell echo $(CMSIS_MCU) | tr '[:upper:]' '[:lower:]')
CMSIS_DIR=$(TOP)/lib/stm32lib/CMSIS/STM32$(MCU_SERIES_UPPER)xx/Include
HAL_DIR=lib/stm32lib/STM32$(MCU_SERIES_UPPER)xx_HAL_Driver
USBDEV_DIR=usbdev USBDEV_DIR=usbdev
DFU=$(TOP)/tools/dfu.py DFU=$(TOP)/tools/dfu.py
PYDFU ?= $(TOP)/tools/pydfu.py PYDFU ?= $(TOP)/tools/pydfu.py
@ -45,8 +40,8 @@ BOOTLOADER_DFU_USB_PID ?= 0xDF11
STFLASH ?= st-flash STFLASH ?= st-flash
OPENOCD ?= openocd OPENOCD ?= openocd
OPENOCD_CONFIG ?= boards/openocd_stm32f4.cfg OPENOCD_CONFIG ?= boards/openocd_stm32f4.cfg
STARTUP_FILE ?= lib/stm32lib/CMSIS/STM32$(MCU_SERIES_UPPER)xx/Source/Templates/gcc/startup_$(CMSIS_MCU_LOWER).o
SYSTEM_FILE ?= lib/stm32lib/CMSIS/STM32$(MCU_SERIES_UPPER)xx/Source/Templates/system_stm32$(MCU_SERIES)xx.o include ../stm32.mk
CROSS_COMPILE ?= arm-none-eabi- CROSS_COMPILE ?= arm-none-eabi-
@ -55,20 +50,10 @@ INC += -I..
INC += -I$(TOP) INC += -I$(TOP)
INC += -I$(BUILD) INC += -I$(BUILD)
INC += -I$(TOP)/lib/cmsis/inc INC += -I$(TOP)/lib/cmsis/inc
INC += -I$(CMSIS_DIR)/ INC += -I$(STM32LIB_CMSIS_ABS)/Include
INC += -I$(TOP)/$(HAL_DIR)/Inc INC += -I$(STM32LIB_HAL_ABS)/Inc
INC += -I../$(USBDEV_DIR)/core/inc -I../$(USBDEV_DIR)/class/inc INC += -I../$(USBDEV_DIR)/core/inc -I../$(USBDEV_DIR)/class/inc
# Basic Cortex-M flags
CFLAGS_CORTEX_M = -mthumb
# Options for particular MCU series
CFLAGS_MCU_f4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_f7 = $(CFLAGS_CORTEX_M) -mtune=cortex-m7 -mcpu=cortex-m7
CFLAGS_MCU_h7 = $(CFLAGS_CORTEX_M) -mtune=cortex-m7 -mcpu=cortex-m7
CFLAGS_MCU_l4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_wb = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
# Standard C functions like memset need to be compiled with special flags so # Standard C functions like memset need to be compiled with special flags so
# the compiler does not optimise these functions in terms of themselves. # the compiler does not optimise these functions in terms of themselves.
CFLAGS_BUILTIN ?= -ffreestanding -fno-builtin -fno-lto CFLAGS_BUILTIN ?= -ffreestanding -fno-builtin -fno-lto
@ -154,8 +139,8 @@ CFLAGS += -DMBOOT_PACK_CHUNKSIZE=$(MBOOT_PACK_CHUNKSIZE)
CFLAGS += -DMBOOT_PACK_KEYS_FILE=\"$(MBOOT_PACK_KEYS_FILE)\" CFLAGS += -DMBOOT_PACK_KEYS_FILE=\"$(MBOOT_PACK_KEYS_FILE)\"
endif endif
$(BUILD)/$(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_ll_usb.o: CFLAGS += -Wno-attributes $(BUILD)/$(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_ll_usb.o: CFLAGS += -Wno-attributes
SRC_HAL += $(addprefix $(HAL_DIR)/Src/stm32$(MCU_SERIES)xx_,\ SRC_HAL += $(addprefix $(STM32LIB_HAL_BASE)/Src/stm32$(MCU_SERIES)xx_,\
hal_cortex.c \ hal_cortex.c \
hal_flash.c \ hal_flash.c \
hal_flash_ex.c \ hal_flash_ex.c \

68
ports/stm32/stm32.mk Normal file
View File

@ -0,0 +1,68 @@
#
# Makefile fragment for STM32 MCUs.
#
# Create variables for the MCU name.
MCU_SERIES_UPPER = $(shell echo $(MCU_SERIES) | tr '[:lower:]' '[:upper:]')
CMSIS_MCU_LOWER = $(shell echo $(CMSIS_MCU) | tr '[:upper:]' '[:lower:]')
# Configure location of stm32lib. Options are:
# 1. default: use provided lib/stm32lib
# 2. set STM32LIB_DIR to point to an stm32lib directory structure
# 3. set STM32LIB_CMSIS_DIR to point to xxx/CMSIS/Device/ST/STM32<series>xx
# and STM32LIB_HAL_DIR to point to xxx/STM32<series>xx_HAL_Driver
ifneq ($(STM32LIB_CMSIS_DIR),)
# Option 3
STM32LIB_CMSIS_BASE = $(abspath $(STM32LIB_CMSIS_DIR))
STM32LIB_CMSIS_ABS = $(STM32LIB_CMSIS_BASE)
STM32LIB_HAL_BASE = $(abspath $(STM32LIB_HAL_DIR))
STM32LIB_HAL_ABS = $(STM32LIB_HAL_BASE)
else
ifneq ($(STM32LIB_DIR),)
# Option 2
STM32LIB_VPATH = $(abspath $(STM32LIB_DIR))
STM32LIB_FROM_HERE = $(STM32LIB_VPATH)
else
# Option 1
STM32LIB_VPATH = lib/stm32lib
STM32LIB_FROM_HERE = $(TOP)/$(STM32LIB_VPATH)
endif
STM32LIB_CMSIS_BASE = $(STM32LIB_VPATH)/CMSIS/STM32$(MCU_SERIES_UPPER)xx
STM32LIB_CMSIS_ABS = $(STM32LIB_FROM_HERE)/CMSIS/STM32$(MCU_SERIES_UPPER)xx
STM32LIB_HAL_BASE = $(STM32LIB_VPATH)/STM32$(MCU_SERIES_UPPER)xx_HAL_Driver
STM32LIB_HAL_ABS = $(STM32LIB_FROM_HERE)/STM32$(MCU_SERIES_UPPER)xx_HAL_Driver
endif
STARTUP_FILE ?= $(STM32LIB_CMSIS_BASE)/Source/Templates/gcc/startup_$(CMSIS_MCU_LOWER).o
SYSTEM_FILE ?= $(STM32LIB_CMSIS_BASE)/Source/Templates/system_stm32$(MCU_SERIES)xx.o
# Basic Cortex-M flags.
CFLAGS_CORTEX_M = -mthumb
ifneq ($(BUILDING_MBOOT),1)
# Select hardware floating-point support.
SUPPORTS_HARDWARE_FP_SINGLE = 0
SUPPORTS_HARDWARE_FP_DOUBLE = 0
ifeq ($(CMSIS_MCU),$(filter $(CMSIS_MCU),STM32F765xx STM32F767xx STM32F769xx STM32H743xx STM32H750xx STM32H7A3xx STM32H7A3xxQ STM32H7B3xx STM32H7B3xxQ))
CFLAGS_CORTEX_M += -mfpu=fpv5-d16 -mfloat-abi=hard
SUPPORTS_HARDWARE_FP_SINGLE = 1
SUPPORTS_HARDWARE_FP_DOUBLE = 1
else
ifeq ($(MCU_SERIES),$(filter $(MCU_SERIES),f0 l0))
CFLAGS_CORTEX_M += -msoft-float
else
CFLAGS_CORTEX_M += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
SUPPORTS_HARDWARE_FP_SINGLE = 1
endif
endif
endif
# Options for particular MCU series.
CFLAGS_MCU_f0 = $(CFLAGS_CORTEX_M) -mtune=cortex-m0 -mcpu=cortex-m0
CFLAGS_MCU_f4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_f7 = $(CFLAGS_CORTEX_M) -mtune=cortex-m7 -mcpu=cortex-m7
CFLAGS_MCU_g4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_l0 = $(CFLAGS_CORTEX_M) -mtune=cortex-m0plus -mcpu=cortex-m0plus
CFLAGS_MCU_l4 = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4
CFLAGS_MCU_h7 = $(CFLAGS_CORTEX_M) -mtune=cortex-m7 -mcpu=cortex-m7
CFLAGS_MCU_wb = $(CFLAGS_CORTEX_M) -mtune=cortex-m4 -mcpu=cortex-m4