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
|
#
# Device Tree Compiler
#
#
# Version information will be constructed in this order:
# EXTRAVERSION might be "-rc", for example.
# LOCAL_VERSION is likely from command line.
# CONFIG_LOCALVERSION from some future config system.
#
VERSION = 1
PATCHLEVEL = 0
SUBLEVEL = 0
EXTRAVERSION =-rc1
LOCAL_VERSION =
CONFIG_LOCALVERSION =
DTC_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
VERSION_FILE = version_gen.h
CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
else if [ -x /bin/bash ]; then echo /bin/bash; \
else echo sh; fi ; fi)
nullstring :=
space := $(nullstring) # end of line
localver_config = $(subst $(space),, $(string) \
$(patsubst "%",%,$(CONFIG_LOCALVERSION)))
localver_cmd = $(subst $(space),, $(string) \
$(patsubst "%",%,$(LOCALVERSION)))
localver_scm = $(shell $(CONFIG_SHELL) ./scripts/setlocalversion)
localver_full = $(localver_config)$(localver_cmd)$(localver_scm)
dtc_version = $(DTC_VERSION)$(localver_full)
#
# Contents of the generated version file.
#
define filechk_version
(echo "#define DTC_VERSION \"DTC $(dtc_version)\""; )
endef
CPPFLAGS = -I libfdt
CFLAGS = -Wall -g
LDFLAGS = -Llibfdt
BISON = bison
INSTALL = /usr/bin/install
DESTDIR =
PREFIX = $(HOME)
BINDIR = $(PREFIX)/bin
LIBDIR = $(PREFIX)/lib
INCLUDEDIR = $(PREFIX)/include
#
# Overall rules
#
ifdef V
VECHO = :
else
VECHO = echo " "
ARFLAGS = rc
.SILENT:
endif
NODEPTARGETS = clean
ifeq ($(MAKECMDGOALS),)
DEPTARGETS = all
else
DEPTARGETS = $(filter-out $(NODEPTARGETS),$(MAKECMDGOALS))
endif
all: dtc ftdump libfdt tests
#
# Rules for dtc proper
#
DTC_PROGS = dtc ftdump
DTC_OBJS = dtc.o flattree.o fstree.o data.o livetree.o \
srcpos.o treesource.o \
dtc-parser.tab.o lex.yy.o
DTC_DEPFILES = $(DTC_OBJS:%.o=%.d)
BIN += dtc ftdump
dtc-parser.tab.c dtc-parser.tab.h dtc-parser.output: dtc-parser.y
@$(VECHO) BISON $@
@$(VECHO) ---- Expect 2 s/r and 2 r/r. ----
$(BISON) -d $<
$(VERSION_FILE): Makefile FORCE
$(call filechk,version)
lex.yy.c: dtc-lexer.l
@$(VECHO) LEX $@
$(LEX) $<
dtc: $(DTC_OBJS)
@$(VECHO) LD $@
$(LINK.c) -o $@ $^
ftdump: ftdump.o
ifneq ($(DEPTARGETS),)
-include $(DTC_DEPFILES)
endif
#
# Rules for libfdt
#
LIBFDT_PREFIX = libfdt/
include libfdt/Makefile.libfdt
.PHONY: libfdt
libfdt: $(LIBFDT_LIB)
libfdt_clean:
@$(VECHO) CLEAN "(libfdt)"
rm -f $(LIBFDT_CLEANFILES)
ifneq ($(DEPTARGETS),)
-include $(LIBFDT_DEPFILES)
endif
#
# Testsuite rules
#
TESTS_PREFIX=tests/
include tests/Makefile.tests
STD_CLEANFILES = *~ *.o *.d *.a *.i *.s core a.out
GEN_CLEANFILES = $(VERSION_FILE)
clean: libfdt_clean tests_clean
@$(VECHO) CLEAN
rm -f $(STD_CLEANFILES)
rm -f $(GEN_CLEANFILES)
rm -f *.tab.[ch] lex.yy.c *.output vgcore.*
rm -f $(BIN)
install: all
@$(VECHO) INSTALL
$(INSTALL) -d $(DESTDIR)$(BINDIR)
$(INSTALL) -m 755 dtc $(DESTDIR)$(BINDIR)
$(INSTALL) -d $(DESTDIR)$(LIBDIR)
$(INSTALL) -m 644 $(LIBFDT_LIB) $(DESTDIR)$(LIBDIR)
$(INSTALL) -d $(DESTDIR)$(INCLUDEDIR)
$(INSTALL) -m 644 $(LIBFDT_INCLUDES) $(DESTDIR)$(INCLUDEDIR)
define filechk
set -e; \
echo ' CHK $@'; \
mkdir -p $(dir $@); \
$(filechk_$(1)) < $< > $@.tmp; \
if [ -r $@ ] && cmp -s $@ $@.tmp; then \
rm -f $@.tmp; \
else \
echo ' UPD $@'; \
mv -f $@.tmp $@; \
fi;
endef
#
# Generic compile rules
#
%.o: %.c
@$(VECHO) CC $@
$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -c $<
%.o: %.S
@$(VECHO) AS $@
$(CC) $(CPPFLAGS) $(AFLAGS) -D__ASSEMBLY__ -o $@ -c $<
%.d: %.c
$(CC) $(CPPFLAGS) -MM -MG -MT "$*.o $@" $< > $@
%.i: %.c
@$(VECHO) CPP $@
$(CC) $(CPPFLAGS) -E $< > $@
%.s: %.c
@$(VECHO) CC -S $@
$(CC) $(CPPFLAGS) $(CFLAGS) -o $@ -S $<
%.a:
@$(VECHO) AR $@
$(AR) $(ARFLAGS) $@ $^
FORCE:
|
