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Diffstat (limited to 'platforms/chibios/platform.mk')
| -rw-r--r-- | platforms/chibios/platform.mk | 439 |
1 files changed, 439 insertions, 0 deletions
diff --git a/platforms/chibios/platform.mk b/platforms/chibios/platform.mk new file mode 100644 index 0000000000..1c8d430074 --- /dev/null +++ b/platforms/chibios/platform.mk @@ -0,0 +1,439 @@ +# Hey Emacs, this is a -*- makefile -*- +############################################################################## +# Architecture or project specific options +# + +# Stack size to be allocated to the Cortex-M process stack. This stack is +# the stack used by the main() thread. +ifeq ($(USE_PROCESS_STACKSIZE),) + USE_PROCESS_STACKSIZE = 0x800 +endif + +# Stack size to the allocated to the Cortex-M main/exceptions stack. This +# stack is used for processing interrupts and exceptions. +ifeq ($(USE_EXCEPTIONS_STACKSIZE),) + USE_EXCEPTIONS_STACKSIZE = 0x400 +endif + +# +# Architecture or project specific options +############################################################################## + +############################################################################## +# Project, sources and paths +# + +# Imported source files and paths +OPT_OS = chibios +CHIBIOS = $(TOP_DIR)/lib/chibios +CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib + +# +# Startup, Port and Platform support selection +############################################################################## + +ifeq ($(strip $(MCU)), risc-v) + # RISC-V Support + # As of 7.4.2021 there is only one supported RISC-V platform in Chibios-Contrib, + # therefore all required settings are hard-coded + STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + PORT_V = $(CHIBIOS_CONTRIB)/os/common/ports/RISCV-ECLIC/compilers/GCC/mk/port.mk + RULESPATH = $(CHIBIOS_CONTRIB)/os/common/startup/RISCV-ECLIC/compilers/GCC + PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/GD/GD32VF103/platform.mk +else + # ARM Support + CHIBIOS_PORT ?= + ifeq ("$(CHIBIOS_PORT)","") + CHIBIOS_PORT = ARMv$(ARMV)-M + endif + + # Startup files. Try a few different locations, for compability with old versions and + # for things hardware in the contrib repository + STARTUP_MK = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + ifeq ("$(wildcard $(STARTUP_MK))","") + STARTUP_MK = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + ifeq ("$(wildcard $(STARTUP_MK))","") + STARTUP_MK = $(CHIBIOS_CONTRIB)/os/common/startup/ARMCMx/compilers/GCC/mk/startup_$(MCU_STARTUP).mk + endif + endif + + # Port files. Try a few different locations, for compability with old versions and + # for things hardware in the contrib repository + PORT_V = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC/mk/port.mk + ifeq ("$(wildcard $(PORT_V))","") + PORT_V = $(CHIBIOS)/os/rt/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk + ifeq ("$(wildcard $(PORT_V))","") + PORT_V = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v$(ARMV)m.mk + endif + endif + + # Rules location. Try a few different locations, for compability with old versions and + # for things hardware in the contrib repository + RULESPATH = $(CHIBIOS)/os/common/ports/$(CHIBIOS_PORT)/compilers/GCC + ifeq ("$(wildcard $(RULESPATH)/rules.mk)","") + RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC + ifeq ("$(wildcard $(RULESPATH)/rules.mk)","") + RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC + endif + endif +endif + +ifeq ("$(PLATFORM_NAME)","") + PLATFORM_NAME = platform +endif + +ifeq ("$(wildcard $(PLATFORM_MK))","") + PLATFORM_MK = $(CHIBIOS)/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)/$(PLATFORM_NAME).mk + ifeq ("$(wildcard $(PLATFORM_MK))","") + PLATFORM_MK = $(CHIBIOS_CONTRIB)/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)/$(PLATFORM_NAME).mk + endif +endif + +include $(STARTUP_MK) +include $(PORT_V) +include $(PLATFORM_MK) + +# +# Board support selection. +############################################################################## + +BOARD_MK := + +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_5) + BOARD_MK += $(KEYBOARD_PATH_5)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_4) + BOARD_MK += $(KEYBOARD_PATH_4)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_3) + BOARD_MK += $(KEYBOARD_PATH_3)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_2) + BOARD_MK += $(KEYBOARD_PATH_2)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk)","") + BOARD_PATH = $(KEYBOARD_PATH_1) + BOARD_MK += $(KEYBOARD_PATH_1)/boards/$(BOARD)/board.mk +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk)","") + BOARD_PATH = $(TOP_DIR)/platforms/chibios/boards/$(BOARD) + BOARD_MK += $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board.mk + KEYBOARD_PATHS += $(BOARD_PATH)/configs + ifneq ("$(wildcard $(BOARD_PATH)/rules.mk)","") + include $(BOARD_PATH)/rules.mk + endif +endif + +ifeq ("$(wildcard $(BOARD_MK))","") + BOARD_MK = $(CHIBIOS)/os/hal/boards/$(BOARD)/board.mk + ifeq ("$(wildcard $(BOARD_MK))","") + BOARD_MK = $(CHIBIOS_CONTRIB)/os/hal/boards/$(BOARD)/board.mk + endif +endif + +include $(BOARD_MK) + +# +# Bootloader selection. +############################################################################## + +# Set bootloader address if supplied. +ifdef STM32_BOOTLOADER_ADDRESS + OPT_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS) +endif + +# Work out if we need to set up the include for the bootloader definitions +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_5)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_5)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_4)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_4)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_3)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_3)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_2)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_2)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_1)/bootloader_defs.h +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h)","") + OPT_DEFS += -include $(KEYBOARD_PATH_1)/boards/$(BOARD)/bootloader_defs.h +else ifneq ("$(wildcard $(BOARD_PATH)/configs/bootloader_defs.h)","") + OPT_DEFS += -include $(BOARD_PATH)/configs/bootloader_defs.h +endif + +# +# ChibiOS config selection. +############################################################################## + +# Work out the config file directories +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_5) +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_4) +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_3) +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_2) +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/chconf.h)","") + CHCONFDIR = $(KEYBOARD_PATH_1) +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/chconf.h)","") + CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs +else ifneq ("$(wildcard $(TOP_DIR)/platforms/boards/chibios/common/configs/chconf.h)","") + CHCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs +endif + +# +# HAL config selection. +############################################################################## + +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_5) +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_4) +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_3) +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_2) +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf.h)","") + HALCONFDIR = $(KEYBOARD_PATH_1) +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf.h)","") + HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/configs/halconf.h)","") + HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs +endif + +# +# Linker script selection. +############################################################################## + +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_5)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_4)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_3)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_2)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(KEYBOARD_PATH_1)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld)","") + LDFLAGS += -L$(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld + LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(TOP_DIR)/platforms/chibios/boards/common/ld/$(MCU_LDSCRIPT).ld +else ifneq ("$(wildcard $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld)","") + LDSCRIPT = $(STARTUPLD_CONTRIB)/$(MCU_LDSCRIPT).ld + USE_CHIBIOS_CONTRIB = yes +else + LDSCRIPT = $(STARTUPLD)/$(MCU_LDSCRIPT).ld +endif + +# +# Include ChibiOS makefiles. +############################################################################## + +# HAL-OSAL files (optional). +include $(CHIBIOS)/os/hal/hal.mk +-include $(CHIBIOS)/os/hal/osal/rt/osal.mk # ChibiOS <= 19.x +-include $(CHIBIOS)/os/hal/osal/rt-nil/osal.mk # ChibiOS >= 20.x +# RTOS files (optional). +include $(CHIBIOS)/os/rt/rt.mk +# Other files (optional). +include $(CHIBIOS)/os/hal/lib/streams/streams.mk + +PLATFORM_SRC = \ + $(STARTUPSRC) \ + $(KERNSRC) \ + $(PORTSRC) \ + $(OSALSRC) \ + $(HALSRC) \ + $(PLATFORMSRC) \ + $(BOARDSRC) \ + $(STREAMSSRC) \ + $(CHIBIOS)/os/various/syscalls.c \ + $(PLATFORM_COMMON_DIR)/syscall-fallbacks.c \ + $(PLATFORM_COMMON_DIR)/wait.c + +# Ensure the ASM files are not subjected to LTO -- it'll strip out interrupt handlers otherwise. +QUANTUM_LIB_SRC += $(STARTUPASM) $(PORTASM) $(OSALASM) $(PLATFORMASM) + +PLATFORM_SRC := $(patsubst $(TOP_DIR)/%,%,$(PLATFORM_SRC)) + +EXTRAINCDIRS += $(CHIBIOS)/os/license $(CHIBIOS)/os/oslib/include \ + $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs \ + $(TOP_DIR)/platforms/chibios/boards/common/configs \ + $(HALCONFDIR) $(CHCONFDIR) \ + $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \ + $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \ + $(STREAMSINC) $(CHIBIOS)/os/various $(COMMON_VPATH) + +# +# ChibiOS-Contrib +############################################################################## + +# Work out if we're using ChibiOS-Contrib by checking if halconf_community.h exists +ifneq ("$(wildcard $(KEYBOARD_PATH_5)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_4)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_3)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_2)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(KEYBOARD_PATH_1)/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/halconf_community.h)","") + USE_CHIBIOS_CONTRIB = yes +endif + +ifeq ($(strip $(USE_CHIBIOS_CONTRIB)),yes) + include $(CHIBIOS_CONTRIB)/os/hal/hal.mk + PLATFORM_SRC += $(PLATFORMSRC_CONTRIB) $(HALSRC_CONTRIB) + EXTRAINCDIRS += $(PLATFORMINC_CONTRIB) $(HALINC_CONTRIB) $(CHIBIOS_CONTRIB)/os/various +endif + +# +# Project, sources and paths +############################################################################## + +############################################################################## +# Injected configs +# +ifneq ("$(wildcard $(BOARD_PATH)/configs/config.h)","") + CONFIG_H += $(BOARD_PATH)/configs/config.h +endif +ifneq ("$(wildcard $(BOARD_PATH)/configs/post_config.h)","") + POST_CONFIG_H += $(BOARD_PATH)/configs/post_config.h +endif + +############################################################################## +# Compiler and Linker configuration +# + +# Use defined stack sizes of the main thread in linker scripts +SHARED_LDSYMBOLS = -Wl,--defsym=__process_stack_size__=$(USE_PROCESS_STACKSIZE),--defsym=__main_stack_size__=$(USE_EXCEPTIONS_STACKSIZE) + +# Shared Compiler flags for all toolchains +SHARED_CFLAGS = -fomit-frame-pointer \ + -ffunction-sections \ + -fdata-sections \ + -fno-common \ + -fshort-wchar + +# Shared Linker flags for all toolchains +SHARED_LDFLAGS = -T $(LDSCRIPT) \ + -Wl,--gc-sections \ + -nostartfiles + +ifeq ($(strip $(MCU)), risc-v) + # RISC-V toolchain specific configuration + # Find suitable GCC compiler + ifeq ($(strip $(TOOLCHAIN)),) + ifneq ($(shell which riscv32-unknown-elf-gcc 2>/dev/null),) + TOOLCHAIN = riscv32-unknown-elf- + else + ifneq ($(shell which riscv64-unknown-elf-gcc 2>/dev/null),) + TOOLCHAIN = riscv64-unknown-elf- + else + $(error "No RISC-V toolchain found. Can't find riscv32-unknown-elf-gcc or riscv64-unknown-elf-gcc found in your systems PATH variable. Please install a valid toolchain and make it accessible!") + endif + endif + endif + + # Default to compiling with picolibc for RISC-V targets if available, which + # is available by default on distributions based on Debian 11+. + ifeq ($(shell $(TOOLCHAIN)gcc --specs=picolibc.specs -E - 2>/dev/null >/dev/null </dev/null ; echo $$?),0) + # Toolchain specific Compiler flags Note that we still link with our own + # linker script by providing it via the -T flag in SHARED_LDFLAGS. + TOOLCHAIN_CFLAGS = --specs=picolibc.specs + + # picolibc internally uses __heap_start and __heap_end instead of the + # defacto chibios linker script standard __heap_base__ and __heap_end__ + # therefore we introduce these symbols as an alias. + TOOLCHAIN_LDSYMBOLS = -Wl,--defsym=__heap_start=__heap_base__,--defsym=__heap_end=__heap_end__ + + # Tell QMK that we are compiling with picolibc. + OPT_DEFS += -DUSE_PICOLIBC + endif + + # MCU architecture flags + MCUFLAGS = -march=$(MCU_ARCH) \ + -mabi=$(MCU_ABI) \ + -mcmodel=$(MCU_CMODEL) \ + -mstrict-align +else + # ARM toolchain specific configuration + TOOLCHAIN ?= arm-none-eabi- + + # Toolchain specific Linker flags + TOOLCHAIN_LDFLAGS = -Wl,--no-wchar-size-warning \ + --specs=nano.specs + + # MCU architecture flags + MCUFLAGS = -mcpu=$(MCU) \ + -mthumb -DTHUMB_PRESENT \ + -mno-thumb-interwork -DTHUMB_NO_INTERWORKING \ + -mno-unaligned-access + + # Some ARM cores like the M4 and M7 have floating point units which can be enabled + USE_FPU ?= no + + ifneq ($(USE_FPU),no) + OPT_DEFS += -DCORTEX_USE_FPU=TRUE + + # Default is single precision floats + USE_FPU_OPT ?= -mfloat-abi=hard \ + -mfpu=fpv4-sp-d16 \ + -fsingle-precision-constant + + MCUFLAGS += $(USE_FPU_OPT) + else + OPT_DEFS += -DCORTEX_USE_FPU=FALSE + endif +endif + +# Assembler flags +ASFLAGS += $(SHARED_ASFLAGS) $(TOOLCHAIN_ASFLAGS) + +# C Compiler flags +CFLAGS += $(SHARED_CFLAGS) $(TOOLCHAIN_CFLAGS) + +# C++ Compiler flags +CXXFLAGS += $(CFLAGS) $(SHARED_CXXFLAGS) $(TOOLCHAIN_CXXFLAGS) -fno-rtti + +# Linker flags +LDFLAGS += $(SHARED_LDFLAGS) $(SHARED_LDSYMBOLS) $(TOOLCHAIN_LDFLAGS) $(TOOLCHAIN_LDSYMBOLS) $(MCUFLAGS) + +# Tell QMK that we are hosting it on ChibiOS. +OPT_DEFS += -DPROTOCOL_CHIBIOS + +# Workaround to stop ChibiOS from complaining about new GCC -- it's been fixed for 7/8/9 already +OPT_DEFS += -DPORT_IGNORE_GCC_VERSION_CHECK=1 + +# Construct GCC toolchain +CC = $(CC_PREFIX) $(TOOLCHAIN)gcc +OBJCOPY = $(TOOLCHAIN)objcopy +OBJDUMP = $(TOOLCHAIN)objdump +SIZE = $(TOOLCHAIN)size +AR = $(TOOLCHAIN)ar +NM = $(TOOLCHAIN)nm +HEX = $(OBJCOPY) -O $(FORMAT) +EEP = +BIN = $(OBJCOPY) -O binary + +############################################################################## +# Make targets +# + +DEBUG = gdb + +# List any extra directories to look for libraries here. +EXTRALIBDIRS = $(RULESPATH)/ld + +bin: $(BUILD_DIR)/$(TARGET).bin sizeafter + $(COPY) $(BUILD_DIR)/$(TARGET).bin $(TARGET).bin; |