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
204
205
206
207
208
209
210
211
212
213
214
215
|
#
# !!!! Do NOT edit this makefile with an editor which replace tabs by spaces !!!!
#
##############################################################################################
#
# On command line:
#
# make all = Create project
#
# make clean = Clean project files.
#
# To rebuild project do "make clean" and "make all".
#
##############################################################################################
# Start of default section
#
TRGT = arm-elf-
CC = $(TRGT)gcc
CP = $(TRGT)objcopy
AS = $(TRGT)gcc -x assembler-with-cpp
OD = $(TRGT)objdump
HEX = $(CP) -O ihex
BIN = $(CP) -O binary
MCU = arm7tdmi
# Enable this if you want the linker to remove unused code and data
LINK_GC = yes
# List all default C defines here, like -D_DEBUG=1
DDEFS =
# List all default ASM defines here, like -D_DEBUG=1
DADEFS =
# List all default directories to look for include files here
DINCDIR =
# List the default directory to look for the libraries here
DLIBDIR =
# List all default libraries here
DLIBS =
#
# End of default section
##############################################################################################
##############################################################################################
# Start of user section
#
# Define project name here
PROJECT = ch
# Define linker script file here
LDSCRIPT= ch.ld
# List all user C define here, like -D_DEBUG=1
UDEFS =
# Define ASM defines here
UADEFS =
# Imported source files
include ../../src/kernel.mk
include ../../test/test.mk
# List ARM-mode C source files here
ASRC = ../../ports/ARM7/chcore.c \
../../ports/ARM7-LPC214x/vic.c \
${KERNSRC} \
board.c main.c
# List THUMB-mode C sources here
# NOTE: If any module is compiled in thumb mode then -mthumb-interwork is
# enabled for all modules and that lowers performance.
TSRC =
# List ASM source files here
ASMSRC = ../../ports/ARM7/crt0.s ../../ports/ARM7/chcoreasm.s \
../../ports/ARM7-LPC214x/vectors.s
# List all user directories here
UINCDIR = ../../src/include ../../src/lib \
../../ports/ARM7 ../../ports/ARM7-LPC214x
# List the user directory to look for the libraries here
ULIBDIR =
# List all user libraries here
ULIBS =
# ARM-specific options here
AOPT =
# THUMB-specific options here
TOPT = -mthumb -D THUMB
# Common options here
# NOTE: -ffixed-r7 is only needed if you enabled CH_CURRP_REGISTER_CACHE in
# chconf.h.
# NOTE: -falign-functions=16 may improve the performance, not always, but
# increases the code size.
OPT = -O2 -ggdb -fomit-frame-pointer -mabi=apcs-gnu
#OPT += -ffixed-r7
OPT += -falign-functions=16
# Define warning options here
WARN = -Wall -Wstrict-prototypes
#
# End of user defines
##############################################################################################
ifeq ($(LINK_GC),yes)
OPT += -ffunction-sections -fdata-sections
endif
INCDIR = $(patsubst %,-I%,$(DINCDIR) $(UINCDIR))
LIBDIR = $(patsubst %,-L%,$(DLIBDIR) $(ULIBDIR))
DEFS = $(DDEFS) $(UDEFS)
ADEFS = $(DADEFS) $(UADEFS)
AOBJS = $(ASRC:.c=.o)
TOBJS = $(TSRC:.c=.o)
OBJS = $(ASMOBJS) $(AOBJS) $(TOBJS)
ASMOBJS = $(ASMSRC:.s=.o)
LIBS = $(DLIBS) $(ULIBS)
MCFLAGS = -mcpu=$(MCU)
ODFLAGS = -x --syms
ASFLAGS = $(MCFLAGS) -Wa,-amhls=$(<:.s=.lst) $(ADEFS)
CPFLAGS = $(MCFLAGS) $(OPT) $(WARN) -Wa,-alms=$(<:.c=.lst) $(DEFS)
ifeq ($(LINK_GC),yes)
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(PROJECT).map,--cref,--no-warn-mismatch,--gc-sections $(LIBDIR)
else
LDFLAGS = $(MCFLAGS) -nostartfiles -T$(LDSCRIPT) -Wl,-Map=$(PROJECT).map,--cref,--no-warn-mismatch $(LIBDIR)
endif
# Thumb interwork enabled only if needed because it kills performance.
ifneq ($(TSRC),)
CPFLAGS += -D THUMB_PRESENT
ASFLAGS += -D THUMB_PRESENT
ifneq ($(ASRC),)
# Mixed ARM and THUMB case.
CPFLAGS += -mthumb-interwork
LDFLAGS += -mthumb-interwork
else
# Pure THUMB case, THUMB C code cannot be called by ARM asm code directly.
CPFLAGS += -mno-thumb-interwork -D THUMB_NO_INTERWORKING
LDFLAGS += -mno-thumb-interwork -mthumb
ASFLAGS += -D THUMB_NO_INTERWORKING
endif
else
CPFLAGS += -mno-thumb-interwork
LDFLAGS += -mno-thumb-interwork
endif
# Generate dependency information
CPFLAGS += -MD -MP -MF .dep/$(@F).d
#
# Makefile rules
#
all: $(OBJS) $(PROJECT).elf $(PROJECT).hex $(PROJECT).bin $(PROJECT).dmp
$(AOBJS) : %.o : %.c
@echo
$(CC) -c $(CPFLAGS) $(AOPT) -I . $(INCDIR) $< -o $@
$(TOBJS) : %.o : %.c
@echo
$(CC) -c $(CPFLAGS) $(TOPT) -I . $(INCDIR) $< -o $@
$(ASMOBJS) : %.o : %.s
@echo
$(AS) -c $(ASFLAGS) -I . $(INCDIR) $< -o $@
%elf: $(OBJS)
@echo
$(CC) $(ASMOBJS) $(AOBJS) $(TOBJS) $(LDFLAGS) $(LIBS) -o $@
%hex: %elf
$(HEX) $< $@
%bin: %elf
$(BIN) $< $@
%dmp: %elf
$(OD) $(ODFLAGS) $< > $@
clean:
-rm -f $(OBJS)
-rm -f $(PROJECT).elf
-rm -f $(PROJECT).dmp
-rm -f $(PROJECT).map
-rm -f $(PROJECT).hex
-rm -f $(PROJECT).bin
-rm -f $(ASRC:.c=.c.bak)
-rm -f $(ASRC:.c=.lst)
-rm -f $(TSRC:.c=.c.bak)
-rm -f $(TSRC:.c=.lst)
-rm -f $(ASMSRC:.s=.s.bak)
-rm -f $(ASMSRC:.s=.lst)
-rm -fR .dep
#
# Include the dependency files, should be the last of the makefile
#
-include $(shell mkdir .dep 2>/dev/null) $(wildcard .dep/*)
# *** EOF ***
|
