diff options
Diffstat (limited to 'tmk_core/chibios.mk')
| -rw-r--r-- | tmk_core/chibios.mk | 308 |
1 files changed, 199 insertions, 109 deletions
diff --git a/tmk_core/chibios.mk b/tmk_core/chibios.mk index 18839710be..957a259229 100644 --- a/tmk_core/chibios.mk +++ b/tmk_core/chibios.mk @@ -27,29 +27,62 @@ endif OPT_OS = chibios CHIBIOS = $(TOP_DIR)/lib/chibios CHIBIOS_CONTRIB = $(TOP_DIR)/lib/chibios-contrib -# 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 + +# +# 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 + # 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 + + # Compability with old version + 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 + + RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC + ifeq ("$(wildcard $(RULESPATH)/rules.mk)","") + RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC + endif endif -include $(STARTUP_MK) -# HAL-OSAL files (optional). -include $(CHIBIOS)/os/hal/hal.mk ifeq ("$(PLATFORM_NAME)","") - PLATFORM_NAME = platform + PLATFORM_NAME = platform endif -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 + 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)","") @@ -77,13 +110,19 @@ else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/board/board 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 + 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 -# Bootloader address +include $(BOARD_MK) + +# +# Bootloader selection. +############################################################################## + +# Set bootloader address if supplied. ifdef STM32_BOOTLOADER_ADDRESS OPT_DEFS += -DSTM32_BOOTLOADER_ADDRESS=$(STM32_BOOTLOADER_ADDRESS) endif @@ -113,6 +152,10 @@ 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 = $(KEYBOARD_PATH_5) @@ -130,6 +173,10 @@ else ifneq ("$(wildcard $(TOP_DIR)/platforms/boards/chibios/common/configs/chcon 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 $(KEYBOARD_PATH_4)/halconf.h)","") @@ -146,40 +193,10 @@ else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/common/configs/halco HALCONFDIR = $(TOP_DIR)/platforms/chibios/boards/common/configs endif -# HAL-OSAL files (optional). -include $(CHIBIOS)/os/hal/hal.mk - -ifeq ("$(PLATFORM_NAME)","") - PLATFORM_NAME = platform -endif - -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 -include $(PLATFORM_MK) - - -include $(BOARD_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 -# Compability with old version -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 -include $(PORT_V) -# Other files (optional). -include $(CHIBIOS)/os/hal/lib/streams/streams.mk - -RULESPATH = $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC -ifeq ("$(wildcard $(RULESPATH)/rules.mk)","") -RULESPATH = $(CHIBIOS)/os/common/startup/ARMCMx/compilers/GCC -endif +# +# Linker script selection. +############################################################################## -# Define linker script file here ifneq ("$(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)","") @@ -202,22 +219,36 @@ else LDSCRIPT = $(STARTUPLD)/$(MCU_LDSCRIPT).ld endif -CHIBISRC = $(STARTUPSRC) \ - $(KERNSRC) \ - $(PORTSRC) \ - $(OSALSRC) \ - $(HALSRC) \ - $(PLATFORMSRC) \ - $(BOARDSRC) \ - $(STREAMSSRC) \ - $(CHIBIOS)/os/various/syscalls.c \ - $(PLATFORM_COMMON_DIR)/syscall-fallbacks.c \ - $(PLATFORM_COMMON_DIR)/wait.c +# +# 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) -CHIBISRC := $(patsubst $(TOP_DIR)/%,%,$(CHIBISRC)) +PLATFORM_SRC := $(patsubst $(TOP_DIR)/%,%,$(PLATFORM_SRC)) EXTRAINCDIRS += $(CHIBIOS)/os/license $(CHIBIOS)/os/oslib/include \ $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs \ @@ -247,9 +278,9 @@ else ifneq ("$(wildcard $(TOP_DIR)/platforms/chibios/boards/$(BOARD)/configs/hal endif ifeq ($(strip $(USE_CHIBIOS_CONTRIB)),yes) - include $(CHIBIOS_CONTRIB)/os/hal/hal.mk - CHIBISRC += $(PLATFORMSRC_CONTRIB) $(HALSRC_CONTRIB) - EXTRAINCDIRS += $(PLATFORMINC_CONTRIB) $(HALINC_CONTRIB) $(CHIBIOS_CONTRIB)/os/various + include $(CHIBIOS_CONTRIB)/os/hal/hal.mk + PLATFORM_SRC += $(PLATFORMSRC_CONTRIB) $(HALSRC_CONTRIB) + EXTRAINCDIRS += $(PLATFORMINC_CONTRIB) $(HALINC_CONTRIB) $(CHIBIOS_CONTRIB)/os/various endif # @@ -267,61 +298,120 @@ ifneq ("$(wildcard $(BOARD_PATH)/configs/post_config.h)","") endif ############################################################################## -# Compiler settings +# Compiler and Linker configuration # -CC = arm-none-eabi-gcc -OBJCOPY = arm-none-eabi-objcopy -OBJDUMP = arm-none-eabi-objdump -SIZE = arm-none-eabi-size -AR = arm-none-eabi-ar -NM = arm-none-eabi-nm -HEX = $(OBJCOPY) -O $(FORMAT) -EEP = -BIN = $(OBJCOPY) -O binary - -THUMBFLAGS = -DTHUMB_PRESENT -mno-thumb-interwork -DTHUMB_NO_INTERWORKING -mthumb -DTHUMB - -COMPILEFLAGS += -fomit-frame-pointer -COMPILEFLAGS += -falign-functions=16 -COMPILEFLAGS += -ffunction-sections -COMPILEFLAGS += -fdata-sections -COMPILEFLAGS += -fno-common -COMPILEFLAGS += -fshort-wchar -COMPILEFLAGS += $(THUMBFLAGS) - -# FPU options default (Cortex-M4 and Cortex-M7 single precision). -USE_FPU_OPT ?= -mfloat-abi=hard -mfpu=fpv4-sp-d16 -fsingle-precision-constant - -# FPU-related options -USE_FPU ?= no -ifneq ($(USE_FPU),no) - COMPILEFLAGS += $(USE_FPU_OPT) - OPT_DEFS += -DCORTEX_USE_FPU=TRUE + +# Use defined stack sizes of the main thread in linker scripts +LDSYMBOLS =--defsym=__process_stack_size__=$(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 $(LDSCRIPT) \ + -Wl,$(LDSYMBOLS) \ + -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 + $(error "No RISC-V toolchain found. Can't find riscv32-unknown-elf-gcc or riscv64-unknown-elf-gcc found in your systems PATH variable. Please install a valid toolchain and make it accessible!") + endif + endif + endif + + # Default to compiling with picolibc for RISC-V targets if available, + # which is available by default on current (bullseye) debian based systems. + ifeq ($(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 above. + TOOLCHAIN_CFLAGS = --specs=picolibc.specs + + # Tell QMK that we are compiling with picolibc. + OPT_DEFS += -DUSE_PICOLIBC + endif + + # MCU architecture flags + MCUFLAGS = -march=$(MCU_ARCH) \ + -mabi=$(MCU_ABI) \ + -mcmodel=$(MCU_CMODEL) \ + -mstrict-align else - OPT_DEFS += -DCORTEX_USE_FPU=FALSE + # ARM toolchain specific configuration + TOOLCHAIN ?= arm-none-eabi- + + # Toolchain specific Linker flags + TOOLCHAIN_LDFLAGS = -Wl,--no-wchar-size-warning \ + --specs=nano.specs + + # MCU architecture flags + MCUFLAGS = -mcpu=$(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 -CFLAGS += $(COMPILEFLAGS) +# Assembler flags +ASFLAGS += $(SHARED_ASFLAGS) $(TOOLCHAIN_ASFLAGS) -ASFLAGS += $(THUMBFLAGS) +# C Compiler flags +CFLAGS += $(SHARED_CFLAGS) $(TOOLCHAIN_CFLAGS) -CXXFLAGS += $(COMPILEFLAGS) -CXXFLAGS += -fno-rtti +# C++ Compiler flags +CXXFLAGS += $(CFLAGS) $(SHARED_CXXFLAGS) $(TOOLCHAIN_CXXFLAGS) -fno-rtti -LDFLAGS +=-Wl,--gc-sections -LDFLAGS +=-Wl,--no-wchar-size-warning -LDFLAGS += -mno-thumb-interwork -mthumb -LDSYMBOLS =,--defsym=__process_stack_size__=$(USE_PROCESS_STACKSIZE) -LDSYMBOLS :=$(LDSYMBOLS),--defsym=__main_stack_size__=$(USE_EXCEPTIONS_STACKSIZE) -LDFLAGS += -Wl,--script=$(LDSCRIPT)$(LDSYMBOLS) -LDFLAGS += --specs=nano.specs +# Linker flags +LDFLAGS += $(SHARED_LDFLAGS) $(TOOLCHAIN_LDFLAGS) $(MCUFLAGS) +# Tell QMK that we are hosting it on ChibiOS. OPT_DEFS += -DPROTOCOL_CHIBIOS # Workaround to stop ChibiOS from complaining about new GCC -- it's been fixed for 7/8/9 already OPT_DEFS += -DPORT_IGNORE_GCC_VERSION_CHECK=1 -MCUFLAGS = -mcpu=$(MCU) +# 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 |