summaryrefslogtreecommitdiff
path: root/fw/Makefile
blob: 155d73bda2ba53922467aa090275c29f6ad21622 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
########################################################################################################################
# Dependency directories
########################################################################################################################

CMSIS_DEVICE_DIR 	?= upstream/st-cmsis-f0
CMSIS_CORE_DIR 		?= upstream/cmsis-core
HAL_DIR				?= upstream/st-hal-f0
ST_USBD_DIR			?= upstream/st-usb-device
MUSL_DIR			?= upstream/musl

########################################################################################################################
# Sources
########################################################################################################################

C_SOURCES	:= 	src/main.c \
				src/stm32f0xx_it.c \
				src/stm32f0xx_hal_msp.c \
				src/usb_device.c \
				src/usbd_conf.c \
				src/usbd_desc.c \
				src/usbd_hid.c \
				src/system_stm32f0xx.c

C_SOURCES	+= 	$(MUSL_DIR)/src/string/memset.c \
				$(MUSL_DIR)/src/string/memcpy.c

C_SOURCES	+=  $(HAL_DIR)/Src/stm32f0xx_ll_usb.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_adc.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_adc_ex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_rcc.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_rcc_ex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_i2c.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_i2c_ex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_gpio.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_dma.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_cortex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_pwr.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_pwr_ex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_flash.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_flash_ex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_exti.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_tim.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_tim_ex.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_pcd.c \
				$(HAL_DIR)/Src/stm32f0xx_hal_pcd_ex.c

C_SOURCES 	+=  $(ST_USBD_DIR)/Core/Src/usbd_core.c \
				$(ST_USBD_DIR)/Core/Src/usbd_ctlreq.c \
				$(ST_USBD_DIR)/Core/Src/usbd_ioreq.c \

CXX_SOURCES			+=

########################################################################################################################
# Build parameters
########################################################################################################################

BUILDDIR 		?= build
BINARY 			:= minikbd.elf
STARTUP_FILE 	:= src/startup_stm32f072xb.s
LDSCRIPT 		:= STM32F072CBUx_FLASH.ld

ARCH_FLAGS	    := -mthumb -mcpu=cortex-m0 -mfloat-abi=soft
SYSTEM_FLAGS    += -nostdlib -ffreestanding -nostartfiles

CFLAGS	        := -O0 -g -std=gnu11
CFLAGS			+= -DUSE_HAL_DRIVER -DSTM32F072xB
CFLAGS          += -DSTM32F0 -DDEBUG=$(DEBUG)
# ST weirdness
CFLAGS			+= -DUSBD_CLASS_BOS_ENABLED=0

CFLAGS			+= -fno-common -ffunction-sections -fdata-sections

CFLAGS  		+= -I$(BUILDDIR) \
                   -Isrc \
                   -I$(CMSIS_DEVICE_DIR)/Include \
                   -I$(CMSIS_CORE_DIR) \
                   -I$(HAL_DIR)/Inc \
                   -I$(ST_USBD_DIR)/Core/Inc \
                   -I$(ST_USBD_DIR)/Class/HID/Inc \
				   -Imusl_include_shims
# for musl
CFLAGS			+= -Dhidden=

CFLAGS      	+= -Wall -Wextra -Wpedantic -Wshadow -Wimplicit-function-declaration -Wundef -Wno-unused-parameter
CFLAGS      	+= -Wredundant-decls -Wmissing-prototypes -Wstrict-prototypes

CFLAGS          += $(ARCH_FLAGS) $(SYSTEM_FLAGS)

LDFLAGS			+= $(ARCH_FLAGS) $(SYSTEM_FLAGS)

LIBS		    += -lgcc
LDFLAGS		    += -Wl,--gc-sections

LINKMEM_FLAGS ?= --trim-stubs=$(STARTUP_FILE:.s=.o) --trace-sections .isr_vector --highlight-subdirs $(BUILDDIR)

OBJS := $(addprefix $(BUILDDIR)/,$(C_SOURCES:.c=.o) $(CXX_SOURCES:.cpp=.o))
OBJS += $(BUILDDIR)/$(STARTUP_FILE:.s=.o)

########################################################################################################################
# Build tools
########################################################################################################################

PREFIX		?= arm-none-eabi-

DEBUG		?= 1

CC			:= $(PREFIX)gcc
CXX			:= $(PREFIX)g++
LD			:= $(PREFIX)gcc
AR			:= $(PREFIX)ar
AS			:= $(PREFIX)as
SIZE		:= $(PREFIX)size
NM			:= $(PREFIX)nm
OBJCOPY		:= $(PREFIX)objcopy
OBJDUMP		:= $(PREFIX)objdump
GDB			:= $(PREFIX)gdb

HOST_CC				?= $(HOST_PREFIX)gcc
HOST_CXX			?= $(HOST_PREFIX)g++
HOST_LD				?= $(HOST_PREFIX)gcc
HOST_AR				?= $(HOST_PREFIX)ar
HOST_AS				?= $(HOST_PREFIX)as
HOST_OBJCOPY		?= $(HOST_PREFIX)objcopy
HOST_OBJDUMP		?= $(HOST_PREFIX)objdump

PYTHON3 ?= python3
DOT		?= dot

########################################################################################################################
# Rules
########################################################################################################################

all: $(BUILDDIR)/$(BINARY:.elf=.bin)

.PHONY: binsize
binsize: $(BUILDDIR)/$(BINARY) $(BUILDDIR)/$(BINARY:.elf=-symbol-sizes.pdf) 
	@echo
	@$(LD) -T$(LDSCRIPT) $(LDFLAGS) -Wl,--print-memory-usage -o /dev/null $(OBJS) $(LIBS)
	@echo
	@echo "▐▬▬▬▌ SyMbOL sIzE HiGhScORe LiSt ▐▬▬▬▌"
	@echo
	$(NM) --print-size --size-sort --radix=d $< | tail -n 20

$(BUILDDIR)/generated: ; mkdir -p $@

.PRECIOUS: $(BUILDDIR)/$(BINARY) 
$(BUILDDIR)/$(BINARY) $(BUILDDIR)/$(BINARY:.elf=.map) &: $(OBJS)
	$(LD) -T$(LDSCRIPT) $(LDFLAGS) -o $@ -Wl,-Map=$(BUILDDIR)/$(BINARY:.elf=.map) $^ $(LIBS)

FORCE:

build/$(BINARY:.elf=-symbol-sizes.dot): $(OBJS) FORCE
	@$(PYTHON3) tools/linkmem.py $(LINKMEM_FLAGS) $(LD) -T$(LDSCRIPT) $(LDFLAGS) $(OBJS) $(LIBS) > $@

%.pdf: %.dot
	@$(DOT) -T pdf $< -o $@

%.dot: %.elf
	r2 -a arm -qc 'aa;agRd' $< 2>/dev/null >$@

%.bin: %.elf
	$(OBJCOPY) -O binary $^ $@

$(BUILDDIR)/src/%.o: src/%.s
	mkdir -p $(@D)
	$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(INT_CFLAGS) -o $@ -c $<

$(BUILDDIR)/src/%.o: src/%.c
	mkdir -p $(@D)
	$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(INT_CFLAGS) -o $@ -c $<

$(BUILDDIR)/src/%.o: src/%.cpp
	mkdir -p $(@D)
	$(CXX) $(CXXFLAGS) -o $@ -c $<

$(BUILDDIR)/generated/%.o: $(BUILDDIR)/generated/%.c
	mkdir -p $(@D)
	$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(INT_CFLAGS) -o $@ -c $<

$(BUILDDIR)/%.o: %.c
	mkdir -p $(@D)
	$(CC) $(COMMON_CFLAGS) $(CFLAGS) $(EXT_CFLAGS) -o $@ -c $<

.PHONY: flash
flash: $(BUILDDIR)/$(BINARY:.elf=.bin)
	dfu-util -a 0 -s 0x08000000 -D $^

clean:
	rm -rf $(BUILDDIR)/src
	rm -rf $(BUILDDIR)/generated
	rm -f $(BUILDDIR)/$(BINARY)
	rm -f $(BUILDDIR)/$(BINARY:.elf=.map)
	rm -f $(BUILDDIR)/$(BINARY:.elf=-symbol-sizes.dot)
	rm -f $(BUILDDIR)/$(BINARY:.elf=-symbol-sizes.pdf)
	rm -f $(BUILDDIR)/tools/freq_meas_test

mrproper: clean
	rm -rf build

.PHONY: clean mrproper

-include $(OBJS:.o=.d)