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
|
link-out-dir = $(out-dir)/core
link-script = $(platform-dir)/kern.ld.S
link-script-pp = $(link-out-dir)/kern.ld
link-script-dep = $(link-out-dir)/.kern.ld.d
AWK = awk
link-ldflags = $(LDFLAGS)
link-ldflags += -T $(link-script-pp) -Map=$(link-out-dir)/tee.map
link-ldflags += --sort-section=alignment
link-ldflags += --fatal-warnings
link-ldflags += --gc-sections
link-ldadd = $(LDADD)
link-ldadd += $(addprefix -L,$(libdirs))
link-ldadd += $(addprefix -l,$(libnames))
ldargs-tee.elf := $(link-ldflags) $(objs) $(link-out-dir)/version.o \
$(link-ldadd) $(libgcccore)
link-script-cppflags := -DASM=1 \
$(filter-out $(CPPFLAGS_REMOVE) $(cppflags-remove), \
$(nostdinccore) $(CPPFLAGS) \
$(addprefix -I,$(incdirscore) $(link-out-dir)) \
$(cppflagscore))
entries-unpaged += thread_init_vbar
entries-unpaged += sm_init
entries-unpaged += core_init_mmu_regs
entries-unpaged += sem_cpu_sync
entries-unpaged += generic_boot_get_handlers
ldargs-all_objs := -i $(objs) $(link-ldadd) $(libgcccore)
cleanfiles += $(link-out-dir)/all_objs.o
$(link-out-dir)/all_objs.o: $(objs) $(libdeps) $(MAKEFILE_LIST)
@$(cmd-echo-silent) ' LD $@'
$(q)$(LDcore) $(ldargs-all_objs) -o $@
cleanfiles += $(link-out-dir)/unpaged_entries.txt
$(link-out-dir)/unpaged_entries.txt: $(link-out-dir)/all_objs.o
@$(cmd-echo-silent) ' GEN $@'
$(q)$(NMcore) $< | \
$(AWK) '/ ____keep_pager/ { printf "-u%s ", $$3 }' > $@
objs-unpaged-rem += core/arch/arm/tee/entry_std.o
objs-unpaged-rem += core/arch/arm/tee/arch_svc.o
objs-unpaged := \
$(filter-out $(addprefix $(out-dir)/, $(objs-unpaged-rem)), $(objs))
ldargs-unpaged = -i --gc-sections $(addprefix -u, $(entries-unpaged))
ldargs-unpaged-objs := $(objs-unpaged) $(link-ldadd) $(libgcccore)
cleanfiles += $(link-out-dir)/unpaged.o
$(link-out-dir)/unpaged.o: $(link-out-dir)/unpaged_entries.txt
@$(cmd-echo-silent) ' LD $@'
$(q)$(LDcore) $(ldargs-unpaged) \
`cat $(link-out-dir)/unpaged_entries.txt` \
$(ldargs-unpaged-objs) -o $@
cleanfiles += $(link-out-dir)/text_unpaged.ld.S
$(link-out-dir)/text_unpaged.ld.S: $(link-out-dir)/unpaged.o
@$(cmd-echo-silent) ' GEN $@'
$(q)$(READELFcore) -a -W $< | ${AWK} -f ./scripts/gen_ld_text_sects.awk > $@
cleanfiles += $(link-out-dir)/rodata_unpaged.ld.S
$(link-out-dir)/rodata_unpaged.ld.S: $(link-out-dir)/unpaged.o
@$(cmd-echo-silent) ' GEN $@'
$(q)$(READELFcore) -a -W $< | \
${AWK} -f ./scripts/gen_ld_rodata_sects.awk > $@
cleanfiles += $(link-out-dir)/init_entries.txt
$(link-out-dir)/init_entries.txt: $(link-out-dir)/all_objs.o
@$(cmd-echo-silent) ' GEN $@'
$(q)$(NMcore) $< | \
$(AWK) '/ ____keep_init/ { printf "-u%s", $$3 }' > $@
objs-init-rem += core/arch/arm/tee/arch_svc.o
objs-init-rem += core/arch/arm/tee/arch_svc_asm.o
objs-init-rem += core/arch/arm/tee/init.o
objs-init-rem += core/arch/arm/tee/entry_std.o
entries-init += _start
objs-init := \
$(filter-out $(addprefix $(out-dir)/, $(objs-init-rem)), $(objs) \
$(link-out-dir)/version.o)
ldargs-init := -i --gc-sections $(addprefix -u, $(entries-init))
ldargs-init-objs := $(objs-init) $(link-ldadd) $(libgcccore)
cleanfiles += $(link-out-dir)/init.o
$(link-out-dir)/init.o: $(link-out-dir)/init_entries.txt
$(call gen-version-o)
@$(cmd-echo-silent) ' LD $@'
$(q)$(LDcore) $(ldargs-init) \
`cat $(link-out-dir)/init_entries.txt` \
$(ldargs-init-objs) -o $@
cleanfiles += $(link-out-dir)/text_init.ld.S
$(link-out-dir)/text_init.ld.S: $(link-out-dir)/init.o
@$(cmd-echo-silent) ' GEN $@'
$(q)$(READELFcore) -a -W $< | ${AWK} -f ./scripts/gen_ld_text_sects.awk > $@
cleanfiles += $(link-out-dir)/rodata_init.ld.S
$(link-out-dir)/rodata_init.ld.S: $(link-out-dir)/init.o
@$(cmd-echo-silent) ' GEN $@'
$(q)$(READELFcore) -a -W $< | \
${AWK} -f ./scripts/gen_ld_rodata_sects.awk > $@
-include $(link-script-dep)
link-script-extra-deps += $(link-out-dir)/text_unpaged.ld.S
link-script-extra-deps += $(link-out-dir)/rodata_unpaged.ld.S
link-script-extra-deps += $(link-out-dir)/text_init.ld.S
link-script-extra-deps += $(link-out-dir)/rodata_init.ld.S
link-script-extra-deps += $(conf-file)
cleanfiles += $(link-script-pp) $(link-script-dep)
$(link-script-pp): $(link-script) $(link-script-extra-deps)
@$(cmd-echo-silent) ' CPP $@'
@mkdir -p $(dir $@)
$(q)$(CPPcore) -Wp,-P,-MT,$@,-MD,$(link-script-dep) \
$(link-script-cppflags) $< > $@
define update-buildcount
@$(cmd-echo-silent) ' UPD $(1)'
$(q)if [ ! -f $(1) ]; then \
mkdir -p $(dir $(1)); \
echo 1 >$(1); \
else \
expr 0`cat $(1)` + 1 >$(1); \
fi
endef
version-o-cflags = $(filter-out -g3,$(core-platform-cflags) \
$(platform-cflags)) # Workaround objdump warning
DATE_STR = `date -u`
BUILD_COUNT_STR = `cat $(link-out-dir)/.buildcount`
define gen-version-o
$(call update-buildcount,$(link-out-dir)/.buildcount)
@$(cmd-echo-silent) ' GEN $(link-out-dir)/version.o'
$(q)echo -e "const char core_v_str[] =" \
"\"$(TEE_IMPL_VERSION) \"" \
"\"#$(BUILD_COUNT_STR) \"" \
"\"$(DATE_STR) \"" \
"\"$(CFG_KERN_LINKER_ARCH)\";\n" \
| $(CCcore) $(version-o-cflags) \
-xc - -c -o $(link-out-dir)/version.o
endef
$(link-out-dir)/version.o:
$(call gen-version-o)
all: $(link-out-dir)/tee.elf
cleanfiles += $(link-out-dir)/tee.elf $(link-out-dir)/tee.map
cleanfiles += $(link-out-dir)/version.o
cleanfiles += $(link-out-dir)/.buildcount
$(link-out-dir)/tee.elf: $(objs) $(libdeps) $(link-script-pp)
@$(cmd-echo-silent) ' LD $@'
$(q)$(LDcore) $(ldargs-tee.elf) -o $@
all: $(link-out-dir)/tee.dmp
cleanfiles += $(link-out-dir)/tee.dmp
$(link-out-dir)/tee.dmp: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' OBJDUMP $@'
$(q)$(OBJDUMPcore) -l -x -d $< > $@
pageable_sections := .*_pageable
init_sections := .*_init
cleanfiles += $(link-out-dir)/tee-pager.bin
$(link-out-dir)/tee-pager.bin: $(link-out-dir)/tee.elf \
$(link-out-dir)/tee-data_end.txt
@$(cmd-echo-silent) ' OBJCOPY $@'
$(q)$(OBJCOPYcore) -O binary \
--remove-section="$(pageable_sections)" \
--remove-section="$(init_sections)" \
--pad-to `cat $(link-out-dir)/tee-data_end.txt` \
$< $@
cleanfiles += $(link-out-dir)/tee-pageable.bin
$(link-out-dir)/tee-pageable.bin: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' OBJCOPY $@'
$(q)$(OBJCOPYcore) -O binary \
--only-section="$(init_sections)" \
--only-section="$(pageable_sections)" \
$< $@
cleanfiles += $(link-out-dir)/tee-data_end.txt
$(link-out-dir)/tee-data_end.txt: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' GEN $@'
@echo -n 0x > $@
$(q)$(NMcore) $< | grep __data_end | sed 's/ .*$$//' >> $@
cleanfiles += $(link-out-dir)/tee-init_size.txt
$(link-out-dir)/tee-init_size.txt: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' GEN $@'
@echo -n 0x > $@
$(q)$(NMcore) $< | grep __init_size | sed 's/ .*$$//' >> $@
cleanfiles += $(link-out-dir)/tee-init_load_addr.txt
$(link-out-dir)/tee-init_load_addr.txt: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' GEN $@'
@echo -n 0x > $@
$(q)$(NMcore) $< | grep ' _start' | sed 's/ .*$$//' >> $@
cleanfiles += $(link-out-dir)/tee-init_mem_usage.txt
$(link-out-dir)/tee-init_mem_usage.txt: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' GEN $@'
@echo -n 0x > $@
$(q)$(NMcore) $< | grep ' __init_mem_usage' | sed 's/ .*$$//' >> $@
all: $(link-out-dir)/tee.bin
cleanfiles += $(link-out-dir)/tee.bin
$(link-out-dir)/tee.bin: $(link-out-dir)/tee-pager.bin \
$(link-out-dir)/tee-pageable.bin \
$(link-out-dir)/tee-init_size.txt \
$(link-out-dir)/tee-init_load_addr.txt \
$(link-out-dir)/tee-init_mem_usage.txt \
./scripts/gen_hashed_bin.py
@$(cmd-echo-silent) ' GEN $@'
$(q)load_addr=`cat $(link-out-dir)/tee-init_load_addr.txt` && \
./scripts/gen_hashed_bin.py \
--arch $(if $(filter y,$(CFG_ARM64_core)),arm64,arm32) \
--init_size `cat $(link-out-dir)/tee-init_size.txt` \
--init_load_addr_hi $$(($$load_addr >> 32 & 0xffffffff)) \
--init_load_addr_lo $$(($$load_addr & 0xffffffff)) \
--init_mem_usage `cat $(link-out-dir)/tee-init_mem_usage.txt` \
--tee_pager_bin $(link-out-dir)/tee-pager.bin \
--tee_pageable_bin $(link-out-dir)/tee-pageable.bin \
--out $@
all: $(link-out-dir)/tee.symb_sizes
cleanfiles += $(link-out-dir)/tee.symb_sizes
$(link-out-dir)/tee.symb_sizes: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' GEN $@'
$(q)$(NMcore) --print-size --reverse-sort --size-sort $< > $@
cleanfiles += $(link-out-dir)/tee.mem_usage
ifneq ($(filter mem_usage,$(MAKECMDGOALS)),)
mem_usage: $(link-out-dir)/tee.mem_usage
$(link-out-dir)/tee.mem_usage: $(link-out-dir)/tee.elf
@$(cmd-echo-silent) ' GEN $@'
$(q)$(READELFcore) -a -W $< | ${AWK} -f ./scripts/mem_usage.awk > $@
endif
|
