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
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
|
include config.mak
TARGET_PATH=$(SRC_PATH)/target-$(TARGET_ARCH)
VPATH=$(SRC_PATH):$(TARGET_PATH)
CFLAGS=-Wall -O2 -g
LDFLAGS=-g
LIBS=
DEFINES=-I. -I$(TARGET_PATH) -I$(SRC_PATH)
HELPER_CFLAGS=$(CFLAGS)
DYNGEN=../dyngen
# user emulator name
QEMU_USER=qemu-$(TARGET_ARCH)
# system emulator name
ifdef CONFIG_SOFTMMU
QEMU_SYSTEM=qemu
else
QEMU_SYSTEM=qemu-fast
endif
ifdef CONFIG_USER_ONLY
PROGS=$(QEMU_USER)
else
ifeq ($(TARGET_ARCH), i386)
ifeq ($(ARCH), i386)
PROGS+=$(QEMU_SYSTEM)
ifndef CONFIG_SOFTMMU
CONFIG_STATIC=y
endif
endif
ifeq ($(ARCH), ppc)
ifdef CONFIG_SOFTMMU
PROGS+=$(QEMU_SYSTEM)
endif
endif
endif
endif
ifdef CONFIG_STATIC
LDFLAGS+=-static
endif
ifeq ($(ARCH),i386)
CFLAGS+=-fomit-frame-pointer
OP_CFLAGS=$(CFLAGS) -mpreferred-stack-boundary=2
ifeq ($(HAVE_GCC3_OPTIONS),yes)
OP_CFLAGS+= -falign-functions=0
else
OP_CFLAGS+= -malign-functions=0
endif
ifdef TARGET_GPROF
USE_I386_LD=y
endif
ifdef CONFIG_STATIC
USE_I386_LD=y
endif
ifdef USE_I386_LD
LDFLAGS+=-Wl,-T,$(SRC_PATH)/i386.ld
else
# WARNING: this LDFLAGS is _very_ tricky : qemu is an ELF shared object
# that the kernel ELF loader considers as an executable. I think this
# is the simplest way to make it self virtualizable!
LDFLAGS+=-Wl,-shared
endif
endif
ifeq ($(ARCH),ppc)
OP_CFLAGS=$(CFLAGS)
LDFLAGS+=-Wl,-T,$(SRC_PATH)/ppc.ld
endif
ifeq ($(ARCH),s390)
OP_CFLAGS=$(CFLAGS)
LDFLAGS+=-Wl,-T,$(SRC_PATH)/s390.ld
endif
ifeq ($(ARCH),sparc)
CFLAGS+=-m32 -ffixed-g1 -ffixed-g2 -ffixed-g3 -ffixed-g6
LDFLAGS+=-m32
OP_CFLAGS=$(CFLAGS) -fno-delayed-branch -ffixed-i0
HELPER_CFLAGS=$(CFLAGS) -ffixed-i0 -mflat
# -static is used to avoid g1/g3 usage by the dynamic linker
LDFLAGS+=-Wl,-T,$(SRC_PATH)/sparc.ld -static
endif
ifeq ($(ARCH),sparc64)
CFLAGS+=-m64 -ffixed-g1 -ffixed-g2 -ffixed-g3 -ffixed-g6
LDFLAGS+=-m64
OP_CFLAGS=$(CFLAGS) -fno-delayed-branch -ffixed-i0
endif
ifeq ($(ARCH),alpha)
# -msmall-data is not used because we want two-instruction relocations
# for the constant constructions
OP_CFLAGS=-Wall -O2 -g
# Ensure there's only a single GP
CFLAGS += -msmall-data
LDFLAGS+=-Wl,-T,$(SRC_PATH)/alpha.ld
endif
ifeq ($(ARCH),ia64)
OP_CFLAGS=$(CFLAGS)
endif
ifeq ($(ARCH),arm)
OP_CFLAGS=$(CFLAGS) -mno-sched-prolog
LDFLAGS+=-Wl,-T,$(SRC_PATH)/arm.ld
endif
ifeq ($(ARCH),m68k)
OP_CFLAGS=$(CFLAGS) -fomit-frame-pointer
LDFLAGS+=-Wl,-T,m68k.ld
endif
ifeq ($(HAVE_GCC3_OPTIONS),yes)
# very important to generate a return at the end of every operation
OP_CFLAGS+=-fno-reorder-blocks -fno-optimize-sibling-calls
endif
#########################################################
DEFINES+=-D_GNU_SOURCE
LIBS+=-lm
# profiling code
ifdef TARGET_GPROF
LDFLAGS+=-p
main.o: CFLAGS+=-p
endif
OBJS= elfload.o main.o syscall.o mmap.o signal.o path.o
ifeq ($(TARGET_ARCH), i386)
OBJS+= vm86.o
endif
SRCS:= $(OBJS:.o=.c)
OBJS+= libqemu.a
# cpu emulator library
LIBOBJS=thunk.o exec.o translate-all.o cpu-exec.o gdbstub.o \
translate.o op.o
ifeq ($(TARGET_ARCH), i386)
LIBOBJS+=helper.o helper2.o
endif
ifeq ($(TARGET_ARCH), ppc)
LIBOBJS+=helper.o
endif
# NOTE: the disassembler code is only needed for debugging
LIBOBJS+=disas.o
ifeq ($(findstring i386, $(TARGET_ARCH) $(ARCH)),i386)
LIBOBJS+=i386-dis.o
endif
ifeq ($(findstring alpha, $(TARGET_ARCH) $(ARCH)),alpha)
LIBOBJS+=alpha-dis.o
endif
ifeq ($(findstring ppc, $(TARGET_ARCH) $(ARCH)),ppc)
LIBOBJS+=ppc-dis.o
endif
ifeq ($(findstring sparc, $(TARGET_ARCH) $(ARCH)),sparc)
LIBOBJS+=sparc-dis.o
endif
ifeq ($(findstring arm, $(TARGET_ARCH) $(ARCH)),arm)
LIBOBJS+=arm-dis.o
endif
ifeq ($(ARCH),ia64)
OBJS += ia64-syscall.o
endif
all: $(PROGS)
$(QEMU_USER): $(OBJS)
$(CC) $(LDFLAGS) -o $@ $^ $(LIBS)
ifeq ($(ARCH),alpha)
# Mark as 32 bit binary, i. e. it will be mapped into the low 31 bit of
# the address space (31 bit so sign extending doesn't matter)
echo -ne '\001\000\000\000' | dd of=qemu bs=1 seek=48 count=4 conv=notrunc
endif
# must use static linking to avoid leaving stuff in virtual address space
VL_OBJS=vl.o block.o ide.o vga.o sb16.o dma.o oss.o
ifdef CONFIG_SDL
VL_OBJS+=sdl.o
ifdef CONFIG_STATIC
SDL_LIBS:=$(SDL_STATIC_LIBS)
endif
endif
VL_LDFLAGS=
# specific flags are needed for non soft mmu emulator
ifdef CONFIG_STATIC
VL_LDFLAGS+=-static
endif
ifndef CONFIG_SOFTMMU
VL_LDFLAGS+=-Wl,-T,$(SRC_PATH)/i386-vl.ld
endif
$(QEMU_SYSTEM): $(VL_OBJS) libqemu.a
$(CC) $(VL_LDFLAGS) -o $@ $^ $(LIBS) $(SDL_LIBS)
sdl.o: sdl.c
$(CC) $(CFLAGS) $(DEFINES) $(SDL_CFLAGS) -c -o $@ $<
depend: $(SRCS)
$(CC) -MM $(CFLAGS) $(DEFINES) $^ 1>.depend
# libqemu
libqemu.a: $(LIBOBJS)
rm -f $@
$(AR) rcs $@ $(LIBOBJS)
translate.o: translate.c gen-op.h opc.h cpu.h
translate-all.o: translate-all.c op.h opc.h cpu.h
op.h: op.o $(DYNGEN)
$(DYNGEN) -o $@ $<
opc.h: op.o $(DYNGEN)
$(DYNGEN) -c -o $@ $<
gen-op.h: op.o $(DYNGEN)
$(DYNGEN) -g -o $@ $<
op.o: op.c
$(CC) $(OP_CFLAGS) $(DEFINES) -c -o $@ $<
helper.o: helper.c
$(CC) $(HELPER_CFLAGS) $(DEFINES) -c -o $@ $<
ifeq ($(TARGET_ARCH), i386)
op.o: op.c opreg_template.h ops_template.h ops_template_mem.h ops_mem.h
endif
ifeq ($(TARGET_ARCH), arm)
op.o: op.c op_template.h
endif
ifeq ($(TARGET_ARCH), sparc)
op.o: op.c op_template.h
endif
%.o: %.c
$(CC) $(CFLAGS) $(DEFINES) -c -o $@ $<
clean:
rm -f *.o *.a *~ $(PROGS) gen-op.h opc.h op.h
install: all
install -m 755 -s $(PROGS) $(prefix)/bin
ifneq ($(wildcard .depend),)
include .depend
endif
|