Commit | Line | Data |
---|---|---|
4cff3ded AW |
1 | #Copyright (C) 2011 by Sagar G V |
2 | # | |
3 | #Permission is hereby granted, free of charge, to any person obtaining a copy | |
4 | #of this software and associated documentation files (the "Software"), to deal | |
5 | #in the Software without restriction, including without limitation the rights | |
6 | #to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
7 | #copies of the Software, and to permit persons to whom the Software is | |
8 | #furnished to do so, subject to the following conditions: | |
9 | # | |
10 | #The above copyright notice and this permission notice shall be included in | |
11 | #all copies or substantial portions of the Software. | |
12 | # | |
13 | #THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
14 | #IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
15 | #FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
16 | #AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
17 | #LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
18 | #OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
19 | #THE SOFTWARE. | |
20 | # | |
dc735ba6 | 21 | # Updates: |
172d42d9 | 22 | # Arthur Wolf & Adam Green in 2011 - 2012 - Updated to work with mbed. |
4cff3ded | 23 | ############################################################################### |
6c79da43 AG |
24 | # Check for undefined variables. |
25 | ifndef PROJECT | |
26 | $(error makefile must set PROJECT variable.) | |
13e4a3f9 AW |
27 | endif |
28 | ||
172d42d9 AG |
29 | ifndef BUILD_DIR |
30 | $(error makefile must set BUILD_DIR.) | |
31 | endif | |
32 | ||
33 | # Set VERBOSE make variable to 1 to output all tool commands. | |
34 | VERBOSE?=0 | |
35 | ifeq "$(VERBOSE)" "0" | |
36 | Q=@ | |
37 | else | |
38 | Q= | |
4cff3ded AW |
39 | endif |
40 | ||
6c79da43 AG |
41 | |
42 | # Default variables. | |
43 | SRC ?= . | |
172d42d9 | 44 | BUILD_TYPE ?= Release |
6c79da43 AG |
45 | MRI_BREAK_ON_INIT ?= 1 |
46 | MRI_UART ?= MRI_UART_MBED_USB | |
383036c1 AG |
47 | HEAP_TAGS ?= 0 |
48 | WRITE_BUFFER_DISABLE ?= 0 | |
49 | STACK_SIZE ?= 0 | |
6c79da43 AG |
50 | |
51 | ||
172d42d9 AG |
52 | # Configure MRI variables based on BUILD_TYPE build type variable. |
53 | ifeq "$(BUILD_TYPE)" "Release" | |
8fcce42e | 54 | OPTIMIZATION ?= 2 |
6c79da43 AG |
55 | MRI_ENABLE = 0 |
56 | MRI_SEMIHOST_STDIO ?= 0 | |
57 | endif | |
58 | ||
59 | ||
172d42d9 | 60 | ifeq "$(BUILD_TYPE)" "Debug" |
6c79da43 | 61 | OPTIMIZATION = 0 |
172d42d9 | 62 | MRI_ENABLE ?= 1 |
6c79da43 AG |
63 | MRI_SEMIHOST_STDIO ?= 1 |
64 | endif | |
65 | ||
66 | ||
172d42d9 | 67 | ifeq "$(BUILD_TYPE)" "Checked" |
8fcce42e | 68 | OPTIMIZATION ?= 2 |
6c79da43 AG |
69 | MRI_ENABLE = 1 |
70 | MRI_SEMIHOST_STDIO ?= 1 | |
71 | endif | |
72 | ||
73 | MRI_INIT_PARAMETERS=$(MRI_UART) | |
74 | ||
8fcce42e | 75 | # Output Object Directory |
3d11c05c | 76 | OUTDIR=../$(DEVICE) |
8fcce42e | 77 | |
4cff3ded | 78 | # List of sources to be compiled/assembled |
357d0eda | 79 | CSRCS = $(wildcard $(SRC)/*.c $(SRC)/*/*.c $(SRC)/*/*/*.c $(SRC)/*/*/*/*.c $(SRC)/*/*/*/*/*.c $(SRC)/*/*/*/*/*/*.c) |
068f6a12 | 80 | ASRCS = $(wildcard $(SRC)/*.S $(SRC)/*/*.S $(SRC)/*/*/*.S $(SRC)/*/*/*/*.S $(SRC)/*/*/*/*/*.S) |
172d42d9 AG |
81 | ifneq "$(OS)" "Windows_NT" |
82 | ASRCS += $(wildcard $(SRC)/*.s $(SRC)/*/*.s $(SRC)/*/*/*.s $(SRC)/*/*/*/*.s $(SRC)/*/*/*/*/*.s) | |
83 | endif | |
357d0eda | 84 | CPPSRCS = $(wildcard $(SRC)/*.cpp $(SRC)/*/*.cpp $(SRC)/*/*/*.cpp $(SRC)/*/*/*/*.cpp $(SRC)/*/*/*/*/*.cpp $(SRC)/*/*/*/*/*/*.cpp) |
4cff3ded | 85 | |
4cff3ded | 86 | # List of the objects files to be compiled/assembled |
172d42d9 | 87 | OBJECTS = $(patsubst %.c,$(OUTDIR)/%.o,$(CSRCS)) $(patsubst %.s,$(OUTDIR)/%.o,$(patsubst %.S,$(OUTDIR)/%.o,$(ASRCS))) $(patsubst %.cpp,$(OUTDIR)/%.o,$(CPPSRCS)) |
8fcce42e | 88 | |
172d42d9 AG |
89 | # Add in the MBED customization stubs which allow hooking in the MRI debug monitor. |
90 | OBJECTS += $(OUTDIR)/mbed_custom.o | |
8fcce42e | 91 | |
33110301 L |
92 | OBJECTS += $(OUTDIR)/configdefault.o |
93 | ||
8fcce42e AG |
94 | # List of the header dependency files, one per object file. |
95 | DEPFILES = $(patsubst %.o,%.d,$(OBJECTS)) | |
96 | ||
97 | # Linker script to be used. Indicates what code should be placed where in memory. | |
172d42d9 | 98 | LSCRIPT=$(MBED_DIR)/$(DEVICE)/GCC_ARM/$(DEVICE).ld |
4cff3ded AW |
99 | |
100 | # Location of external library and header dependencies. | |
172d42d9 AG |
101 | MBED_DIR = $(BUILD_DIR)/../mbed/drop |
102 | MRI_DIR = $(BUILD_DIR)/../mri | |
4cff3ded | 103 | |
068f6a12 AW |
104 | # Include path which points to external library headers and to subdirectories of this project which contain headers. |
105 | SUBDIRS = $(wildcard $(SRC)/* $(SRC)/*/* $(SRC)/*/*/* $(SRC)/*/*/*/* $(SRC)/*/*/*/*/*) | |
106 | PROJINCS = $(sort $(dir $(SUBDIRS))) | |
172d42d9 | 107 | INCDIRS += $(SRC) $(PROJINCS) $(MRI_DIR) $(MBED_DIR) $(MBED_DIR)/$(DEVICE) |
4cff3ded AW |
108 | |
109 | # DEFINEs to be used when building C/C++ code | |
172d42d9 | 110 | DEFINES += -DTARGET_$(DEVICE) |
dc735ba6 | 111 | DEFINES += -DMRI_ENABLE=$(MRI_ENABLE) -DMRI_INIT_PARAMETERS='"$(MRI_INIT_PARAMETERS)"' |
8fcce42e | 112 | DEFINES += -DMRI_BREAK_ON_INIT=$(MRI_BREAK_ON_INIT) -DMRI_SEMIHOST_STDIO=$(MRI_SEMIHOST_STDIO) |
383036c1 | 113 | DEFINES += -DWRITE_BUFFER_DISABLE=$(WRITE_BUFFER_DISABLE) -DSTACK_SIZE=$(STACK_SIZE) |
4cff3ded | 114 | |
d9664db4 AG |
115 | ifeq "$(OPTIMIZATION)" "0" |
116 | DEFINES += -DDEBUG | |
117 | endif | |
118 | ||
4cff3ded | 119 | # Libraries to be linked into final binary |
172d42d9 AG |
120 | MBED_LIBS = $(MBED_DIR)/$(DEVICE)/GCC_ARM/libmbed.a |
121 | SYS_LIBS = -lstdc++_s -lsupc++_s -lm -lgcc -lc_s -lgcc -lc_s -lnosys | |
dc735ba6 | 122 | LIBS = $(LIBS_PREFIX) |
8fcce42e AG |
123 | |
124 | ifeq "$(MRI_ENABLE)" "1" | |
172d42d9 | 125 | LIBS += $(MRI_DIR)/mri.ar |
8fcce42e AG |
126 | endif |
127 | ||
8fcce42e AG |
128 | LIBS += $(MBED_LIBS) |
129 | LIBS += $(SYS_LIBS) | |
130 | LIBS += $(LIBS_SUFFIX) | |
4cff3ded | 131 | |
8fcce42e AG |
132 | # Compiler flags used to enable creation of header dependencies. |
133 | DEPFLAGS = -MMD -MP | |
134 | ||
dc735ba6 | 135 | # Setup wraps for newlib read/writes to redirect to MRI debugger. |
383036c1 AG |
136 | ifeq "$(MRI_ENABLE)" "1" |
137 | MRI_WRAPS=,--wrap=_read,--wrap=_write,--wrap=semihost_connected | |
138 | else | |
139 | MRI_WRAPS= | |
140 | endif | |
141 | ||
142 | # Setup wraps to memory allocations routines if we want to tag heap allocations. | |
383036c1 | 143 | ifeq "$(HEAP_TAGS)" "1" |
383036c1 AG |
144 | DEFINES += -DHEAP_TAGS |
145 | endif | |
146 | ||
8fcce42e | 147 | # Compiler Options |
172d42d9 AG |
148 | GCFLAGS += -O$(OPTIMIZATION) -g3 $(DEVICE_CFLAGS) |
149 | GCFLAGS += -ffunction-sections -fdata-sections -fno-exceptions -fno-delete-null-pointer-checks | |
58baeec1 MM |
150 | GCFLAGS += $(patsubst %,-I%,$(INCDIRS)) |
151 | GCFLAGS += $(DEFINES) | |
152 | GCFLAGS += $(DEPFLAGS) | |
153 | GCFLAGS += -Wall -Wextra -Wno-unused-parameter -Wcast-align -Wpointer-arith -Wredundant-decls -Wcast-qual -Wcast-align | |
154 | ||
172d42d9 AG |
155 | GPFLAGS += $(GCFLAGS) -fno-rtti -std=gnu++11 |
156 | ||
157 | AS_GCFLAGS += -g3 $(DEVICE_FLAGS) -x assembler-with-cpp | |
158 | AS_GCFLAGS += $(patsubst %,-I%,$(INCDIRS)) | |
159 | AS_FLAGS += -g3 $(DEVICE_FLAGS) | |
58baeec1 | 160 | |
172d42d9 | 161 | |
8fcce42e | 162 | # Linker Options. |
dc735ba6 | 163 | LDFLAGS = $(DEVICE_FLAGS) -specs=$(BUILD_DIR)/startfile.spec |
b4e5c830 | 164 | LDFLAGS += -Wl,-Map=$(OUTDIR)/$(PROJECT).map,--cref,--gc-sections,--wrap=_isatty,--wrap=malloc,--wrap=realloc,--wrap=free$(MRI_WRAPS) |
383036c1 | 165 | LDFLAGS += -T$(LSCRIPT) -L $(EXTERNAL_DIR)/gcc/LPC1768 |
172d42d9 AG |
166 | ifneq "$(NO_FLOAT_SCANF)" "1" |
167 | LDFLAGS += -u _scanf_float | |
168 | endif | |
169 | ifneq "$(NO_FLOAT_PRINTF)" "1" | |
170 | LDFLAGS += -u _printf_float | |
171 | endif | |
4cff3ded | 172 | |
4cff3ded AW |
173 | |
174 | # Compiler/Assembler/Linker Paths | |
8fcce42e | 175 | GCC = arm-none-eabi-gcc |
4cff3ded | 176 | GPP = arm-none-eabi-g++ |
172d42d9 | 177 | AS = arm-none-eabi-as |
4cff3ded AW |
178 | LD = arm-none-eabi-g++ |
179 | OBJCOPY = arm-none-eabi-objcopy | |
180 | OBJDUMP = arm-none-eabi-objdump | |
4cff3ded | 181 | SIZE = arm-none-eabi-size |
068f6a12 | 182 | |
8fcce42e AG |
183 | # Some tools are different on Windows in comparison to Unix. |
184 | ifeq "$(OS)" "Windows_NT" | |
185 | REMOVE = del | |
13e4a3f9 | 186 | SHELL=cmd.exe |
8fcce42e AG |
187 | REMOVE_DIR = rd /s /q |
188 | MKDIR = mkdir | |
189 | QUIET=>nul 2>nul & exit 0 | |
172d42d9 | 190 | BLANK_LINE=echo - |
8fcce42e AG |
191 | else |
192 | REMOVE = rm | |
193 | REMOVE_DIR = rm -r -f | |
194 | MKDIR = mkdir -p | |
195 | QUIET=> /dev/null 2>&1 ; exit 0 | |
172d42d9 | 196 | BLANK_LINE=echo |
8fcce42e AG |
197 | endif |
198 | ||
199 | # Create macro which will convert / to \ on Windows. | |
200 | ifeq "$(OS)" "Windows_NT" | |
201 | define convert-slash | |
202 | $(subst /,\,$1) | |
203 | endef | |
204 | else | |
205 | define convert-slash | |
206 | $1 | |
207 | endef | |
068f6a12 | 208 | endif |
4cff3ded AW |
209 | |
210 | ######################################################################### | |
172d42d9 AG |
211 | .PHONY: all clean size |
212 | ||
213 | all:: $(OUTDIR)/$(PROJECT).hex $(OUTDIR)/$(PROJECT).bin $(OUTDIR)/$(PROJECT).disasm size | |
214 | ||
215 | $(OUTDIR)/$(PROJECT).bin: $(OUTDIR)/$(PROJECT).elf | |
216 | @echo Extracting $@ | |
217 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
218 | $(Q) $(OBJCOPY) -O binary $< $@ | |
219 | ||
220 | $(OUTDIR)/$(PROJECT).hex: $(OUTDIR)/$(PROJECT).elf | |
221 | @echo Extracting $@ | |
222 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
223 | $(Q) $(OBJCOPY) -R .stack -O ihex $< $@ | |
dc735ba6 | 224 | |
172d42d9 AG |
225 | $(OUTDIR)/$(PROJECT).disasm: $(OUTDIR)/$(PROJECT).elf |
226 | @echo Extracting disassembly to $@ | |
227 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
228 | $(Q) $(OBJDUMP) -d -f -M reg-names-std --demangle $< >$@ | |
dc735ba6 | 229 | |
172d42d9 AG |
230 | $(OUTDIR)/$(PROJECT).elf: $(LSCRIPT) $(OBJECTS) |
231 | @echo Linking $@ | |
232 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
233 | $(Q) $(LD) $(LDFLAGS) $(OBJECTS) $(LIBS) -o $@ | |
234 | ||
235 | size: $(OUTDIR)/$(PROJECT).elf | |
236 | $(Q) $(SIZE) $< | |
237 | @$(BLANK_LINE) | |
4cff3ded | 238 | |
4cff3ded | 239 | clean: |
172d42d9 AG |
240 | @echo Cleaning up all build generated files |
241 | $(Q) $(REMOVE_DIR) $(OUTDIR) $(QUIET) | |
8fcce42e AG |
242 | |
243 | -include $(DEPFILES) | |
068f6a12 | 244 | |
4cff3ded AW |
245 | ######################################################################### |
246 | # Default rules to compile .c and .cpp file to .o | |
247 | # and assemble .s files to .o | |
248 | ||
383036c1 | 249 | $(OUTDIR)/mbed_custom.o : $(BUILD_DIR)/mbed_custom.cpp makefile |
172d42d9 AG |
250 | @echo Compiling $< |
251 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
383036c1 | 252 | $(Q) $(GPP) $(GPFLAGS) -c $< -o $@ |
8fcce42e | 253 | |
64c668c2 | 254 | $(OUTDIR)/%.o : %.cpp makefile |
172d42d9 AG |
255 | @echo Compiling $< |
256 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
257 | $(Q) $(GPP) $(GPFLAGS) -c $< -o $@ | |
4cff3ded | 258 | |
64c668c2 | 259 | $(OUTDIR)/%.o : %.c makefile |
172d42d9 AG |
260 | @echo Compiling $< |
261 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
262 | $(Q) $(GCC) $(GCFLAGS) -c $< -o $@ | |
4cff3ded | 263 | |
64c668c2 | 264 | $(OUTDIR)/%.o : %.S makefile |
172d42d9 AG |
265 | @echo Assembling $< |
266 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
267 | $(Q) $(GCC) $(AS_GCFLAGS) -c $< -o $@ | |
4cff3ded | 268 | |
172d42d9 AG |
269 | $(OUTDIR)/%.o : %.s makefile |
270 | @echo Assembling $< | |
271 | $(Q) $(MKDIR) $(call convert-slash,$(dir $@)) $(QUIET) | |
272 | $(Q) $(AS) $(AS_FLAGS) -o $@ $< | |
273 | ||
33110301 | 274 | $(OUTDIR)/configdefault.o : config.default |
dc735ba6 | 275 | $(Q) $(OBJCOPY) -I binary -O elf32-littlearm -B arm --readonly-text --rename-section .data=.rodata.configdefault $< $@ |
33110301 L |
276 | |
277 | ######################################################################### |