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Makefile
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Makefile
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# Current version
TAG := $(shell git describe --tags --abbrev=0)
VERSION ?= $(TAG)
# Target parameters
LAYOUTS = A B C D E F G H I J K L M N O P Q R S T U V W Z
MCUS = H L
DEADTIMES = 0 5 10 15 20 25 30 40 50 70 90 120
PWM_FREQS = 24 48 96
# Example single target
LAYOUT ?= A
MCU ?= H
DEADTIME ?= 5
PWM ?= 24
# Directory configuration
OUTPUT_DIR ?= build
HEX_DIR ?= $(OUTPUT_DIR)/hex
# Path to the keil binaries
KEIL_PATH ?= ~/.wine/drive_c/Keil_v5/C51/BIN
# Assembler and linker binaries
AX51_BIN = $(KEIL_PATH)/AX51.exe
LX51_BIN = $(KEIL_PATH)/LX51.exe
OX51_BIN = $(KEIL_PATH)/Ohx51.exe
AX51 = wine $(AX51_BIN)
LX51 = wine $(LX51_BIN)
OX51 = wine $(OX51_BIN)
# Set up flags
#AX51_FLAGS = DEBUG NOMOD51
AX51_FLAGS = NOMOD51 REGISTERBANK(0,1,2) NOLIST NOSYMBOLS
LX51_FLAGS =
# Source files
ASM_SRC = Bluejay.asm
ASM_INC = $(LAYOUTS:%=Layouts/%.inc) Layouts/Base.inc Common.inc BLHeliBootLoad.inc Silabs/SI_EFM8BB1_Defs.inc Silabs/SI_EFM8BB2_Defs.inc
# Check that wine/simplicity studio is available
EXECUTABLES = $(AX51_BIN) $(LX51_BIN) $(OX51_BIN)
DUMMYVAR := $(foreach exec, $(EXECUTABLES), \
$(if $(wildcard $(exec)),found, \
$(error "Could not find $(exec). Make sure to set the correct paths to the simplicity install location")))
# Set up efm8load
EFM8_LOAD_BIN ?= tools/efm8load.py
EFM8_LOAD_PORT ?= /dev/ttyUSB0
EFM8_LOAD_BAUD ?= 115200
# Delete object files on error and warnings
.DELETE_ON_ERROR:
# AX51 mixes up input defines when run in parallel. Maybe because you cannot change the TMP directory per invocation.
.NOTPARALLEL:
define MAKE_OBJ
OBJS += $(1)_$(2)_$(3)_$(4)_$(VERSION).OBJ
$(OUTPUT_DIR)/$(1)_$(2)_$(3)_$(4)_$(VERSION).OBJ : $(ASM_SRC) $(ASM_INC)
$(eval _ESC := $(1))
$(eval _ESC_INT := $(shell printf "%d" "'${_ESC}"))
$(eval _ESCNO := $(shell echo $$(( $(_ESC_INT) - 65 + 1))))
$(eval _MCU_48MHZ := $(subst L,0,$(subst H,1,$(2))))
$(eval _DEADTIME := $(3))
$(eval _PWM_FREQ := $(subst 24,0,$(subst 48,1,$(subst 96,2,$(4)))))
$$(eval _LST := $$(patsubst %.OBJ,%.LST,$$@))
@mkdir -p $(OUTPUT_DIR)
@echo "AX51 : $$@"
@$(AX51) $(ASM_SRC) \
"DEFINE(ESCNO=$(_ESCNO)) " \
"DEFINE(MCU_48MHZ=$(_MCU_48MHZ)) "\
"DEFINE(DEADTIME=$(_DEADTIME)) "\
"DEFINE(PWM_FREQ=$(_PWM_FREQ)) "\
"OBJECT($$@) "\
"PRINT($$(_LST)) "\
"$(AX51_FLAGS)" > /dev/null 2>&1 || (grep -B 3 -E "\*\*\* (ERROR|WARNING)" $$(_LST); exit 1)
endef
SINGLE_TARGET_HEX = $(HEX_DIR)/$(LAYOUT)_$(MCU)_$(DEADTIME)_$(PWM)_$(VERSION).hex
single_target : $(SINGLE_TARGET_HEX)
# Create all obj targets using macro expansion
$(foreach _l, $(LAYOUTS), \
$(foreach _m, $(MCUS), \
$(foreach _d, $(DEADTIMES), \
$(foreach _p, $(filter-out $(subst L,96,$(_m)), $(PWM_FREQS)), \
$(eval $(call MAKE_OBJ,$(_l),$(_m),$(_d),$(_p)))))))
HEX_TARGETS = $(OBJS:%.OBJ=$(HEX_DIR)/%.hex)
all : $(HEX_TARGETS)
@echo "\nbuild finished. built $(shell ls -Aq $(HEX_DIR) | wc -l) hex targets\n"
$(OUTPUT_DIR)/%.OMF : $(OUTPUT_DIR)/%.OBJ
$(eval MAP := $(OUTPUT_DIR)/$(shell echo $(basename $(notdir $@)).MAP | tr 'a-z' 'A-Z'))
@echo "LX51 : linking $< to $@"
# Linking should produce exactly 1 warning
@$(LX51) "$<" TO "$@" "$(LX51_FLAGS)" > /dev/null 2>&1; \
test $$? -lt 2 && grep -q "1 WARNING" $(MAP) || \
(grep -A 3 -E "\*\*\* (ERROR|WARNING)" $(MAP); exit 1)
$(HEX_DIR)/%.hex : $(OUTPUT_DIR)/%.OMF
@mkdir -p $(HEX_DIR)
@echo "OHX : generating hex file $@"
@$(OX51) "$<" "HEXFILE ($@)" > /dev/null 2>&1 || (echo "Error: Could not make hex file"; exit 1)
# Check if most recent commit changes production code (hex output)
check_commit: $(SINGLE_TARGET_HEX)
@mv $(SINGLE_TARGET_HEX) $(SINGLE_TARGET_HEX:.hex=_after.hex)
@git checkout HEAD~1
@make $(SINGLE_TARGET_HEX)
@git checkout -
@diff $(SINGLE_TARGET_HEX) $(SINGLE_TARGET_HEX:.hex=_after.hex)
changelog:
@npx -q mathiasvr/generate-changelog --exclude build,chore,ci,docs,refactor,style,other
help:
@echo ""
@echo "Usage examples"
@echo "================================================================"
@echo "make all # Build all targets"
@echo "make LAYOUT=A MCU=H DEADTIME=5 PWM=24 # Build a single target"
@echo
clean:
@rm -f $(OUTPUT_DIR)/*.{OBJ,MAP,OMF,LST}
efm8load: single_target
$(EFM8_LOAD_BIN) -p $(EFM8_LOAD_PORT) -b $(EFM8_LOAD_BAUD) -w $(SINGLE_TARGET_HEX)
.PHONY: single_target all changelog help clean efm8load check_commit