summaryrefslogtreecommitdiff
path: root/src/arch/x86/Makefile.inc
blob: 2448590ba90d639b1548a2b53e70711ff109e42a (plain)
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
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
################################################################################
##
## This file is part of the coreboot project.
##
## Copyright (C) 2012 Alexandru Gagniuc <mr.nuke.me@gmail.com>
## Copyright (C) 2009-2010 coresystems GmbH
## Copyright (C) 2009 Ronald G. Minnich
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation; version 2 of the License.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program; if not, write to the Free Software
## Foundation, Inc.
##
###############################################################################
# Take care of subdirectories
###############################################################################
subdirs-y += boot
# subdirs-y += init
subdirs-y += lib
subdirs-y += smp

################################################################################
# i386 specific tools
NVRAMTOOL:=$(objutil)/nvramtool/nvramtool

OPTION_TABLE_H:=
ifeq ($(CONFIG_HAVE_OPTION_TABLE),y)

cbfs-files-y += cmos_layout.bin
cmos_layout.bin-file = $(obj)/cmos_layout.bin
cmos_layout.bin-type = 0x01aa

$(obj)/cmos_layout.bin: $(NVRAMTOOL) $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout
	@printf "    OPTION     $(subst $(obj)/,,$(@))\n"
	$(NVRAMTOOL) -y $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout -L $@

OPTION_TABLE_H:=$(obj)/option_table.h

$(OPTION_TABLE_H): $(NVRAMTOOL) $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout
	@printf "    OPTION     $(subst $(obj)/,,$(@))\n"
	$(NVRAMTOOL) -y $(top)/src/mainboard/$(MAINBOARDDIR)/cmos.layout -H $@
endif # CONFIG_HAVE_OPTION_TABLE

stripped_vgabios_id = $(call strip_quotes,$(CONFIG_VGA_BIOS_ID))
cbfs-files-$(CONFIG_VGA_BIOS) += pci$(stripped_vgabios_id).rom
pci$(stripped_vgabios_id).rom-file := $(call strip_quotes,$(CONFIG_VGA_BIOS_FILE))
pci$(stripped_vgabios_id).rom-type := optionrom

cbfs-files-$(CONFIG_INTEL_MBI) += mbi.bin
mbi.bin-file := $(call strip_quotes,$(CONFIG_MBI_FILE))
mbi.bin-type := mbi

ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32)$(CONFIG_ARCH_ROMSTAGE_X86_64),y)
CBFSTOOL_PRE1_OPTS = -m x86 -s $(CONFIG_ROM_SIZE) \
		     -o $$(( $(CONFIG_ROM_SIZE) - $(CONFIG_CBFS_SIZE) ))
# Make sure that segment for .car.data is ignored while adding romstage.
CBFSTOOL_PRE_OPTS  = -b $(shell cat $(objcbfs)/base_xip.txt) -S ".car.data"
endif

## Calculate the base address of CBFS for later comparisons
CBFS_BASE_ADDRESS=$(call int-add, $(call int-subtract, 0xffffffff $(CONFIG_CBFS_SIZE)) 1)

###############################################################################
# bootblock
###############################################################################

ifeq ($(CONFIG_ARCH_BOOTBLOCK_X86_32)$(CONFIG_ARCH_BOOTBLOCK_X86_64),y)

bootblock-srcs += $(src)/arch/x86/init/failover.ld
bootblock-srcs += $(src)/cpu/x86/16bit/entry16.ld
bootblock-srcs += $(src)/cpu/x86/16bit/reset16.ld
bootblock-srcs += $(src)/arch/x86/lib/id.ld
ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y)
bootblock-srcs += $(src)/cpu/intel/fit/fit.ld
endif

# TODO: Why can't this use the real bootblock-y += xxx.S mechanism instead?
bootblock_inc = $(src)/arch/x86/init/prologue.inc
bootblock_inc += $(src)/cpu/x86/16bit/entry16.inc
bootblock_inc += $(src)/cpu/x86/16bit/reset16.inc
bootblock_inc += $(src)/cpu/x86/32bit/entry32.inc
bootblock_inc += $(src)/arch/x86/lib/id.inc
ifeq ($(CONFIG_CPU_INTEL_FIRMWARE_INTERFACE_TABLE),y)
bootblock_inc += $(src)/cpu/intel/fit/fit.inc
endif
bootblock_inc += $(chipset_bootblock_inc)

ifeq ($(CONFIG_SSE),y)
bootblock_inc += $(src)/cpu/x86/sse_enable.inc
endif
bootblock_inc += $(objgenerated)/bootblock.inc
bootblock_inc += $(src)/arch/x86/lib/walkcbfs.S

bootblock_romccflags := -mcpu=i386 -O2 -D__PRE_RAM__ -D__BOOTBLOCK__
ifeq ($(CONFIG_SSE),y)
bootblock_romccflags := -mcpu=k7 -msse -O2 -D__PRE_RAM__ -D__BOOTBLOCK__
endif

$(objgenerated)/bootblock.ld: $$(filter %.ld,$$(bootblock-objs))
	@printf "    GEN        $(subst $(obj)/,,$(@))\n"
	cat $^ >> $@.tmp
	mv $@.tmp $@

$(objgenerated)/bootblock_inc.S: $$(bootblock_inc)
	@printf "    GEN        $(subst $(obj)/,,$(@))\n"
	printf '$(foreach crt0,$(bootblock_inc),#include "$(crt0)"\n)' > $@

$(objgenerated)/bootblock.o: $(objgenerated)/bootblock.s
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
	$(CC_bootblock) $(CFLAGS_bootblock) -c -o $@ $<  > $(basename $@).disasm

$(objgenerated)/bootblock.s: $(objgenerated)/bootblock_inc.S $(obj)/config.h $(obj)/build.h
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
	$(CC_bootblock) -MMD -x assembler-with-cpp -E -I$(src)/include -I$(src)/arch/x86/include -I$(obj) -include $(obj)/build.h -include $(obj)/config.h -I. -I$(src) $< -o $@

$(objgenerated)/bootblock.inc: $(src)/arch/x86/init/$(subst ",,$(CONFIG_BOOTBLOCK_SOURCE)) $(objutil)/romcc/romcc $(OPTION_TABLE_H)
	@printf "    ROMCC      $(subst $(obj)/,,$(@))\n"
	$(CC_bootblock) $(CPPFLAGS_bootblock) -MM -MT$(objgenerated)/bootblock.inc \
		$< > $(objgenerated)/bootblock.inc.d
	$(ROMCC) -c -S $(bootblock_romccflags) -I. $(CPPFLAGS_bootblock) $< -o $@

$(objcbfs)/bootblock.debug: $(objgenerated)/bootblock.o $(objgenerated)/bootblock.ld
	@printf "    LINK       $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_ARCH_BOOTBLOCK_X86_32),y)
	$(LD_bootblock) -m elf_i386 --oformat elf32-i386 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
else
	$(LD_bootblock) -m elf_x86_64 --oformat elf64-x86-64 -static -o $@ -L$(obj) $< -T $(objgenerated)/bootblock.ld
endif


endif # CONFIG_ARCH_BOOTBLOCK_X86_32 / CONFIG_ARCH_BOOTBLOCK_X86_64

###############################################################################
# romstage
###############################################################################

ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32)$(CONFIG_ARCH_ROMSTAGE_X86_64),y)

crt0s = $(src)/arch/x86/init/prologue.inc
romstage-srcs += $(src)/arch/x86/init/romstage.ld
crt0s += $(src)/cpu/x86/32bit/entry32.inc
romstage-srcs += $(src)/cpu/x86/32bit/entry32.ld

crt0s += $(src)/cpu/x86/fpu_enable.inc
ifeq ($(CONFIG_SSE),y)
crt0s += $(src)/cpu/x86/sse_enable.inc
endif

crt0s += $(cpu_incs)
crt0s += $(cpu_incs-y)

crt0s += $(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc

ifeq ($(CONFIG_ROMCC),y)
crt0s += $(src)/arch/x86/init/crt0_romcc_epilogue.inc
endif

ifeq ($(CONFIG_ROMCC),y)
ifeq ($(CONFIG_MMX),y)
	ifeq ($(CONFIG_SSE),y)
		ROMCCFLAGS := -mcpu=p4 -O2 # MMX, SSE
	else
		ROMCCFLAGS := -mcpu=p2 -O2 # MMX, !SSE
	endif
else
	ROMCCFLAGS := -mcpu=i386 -O2 # !MMX, !SSE
endif

$(objcbfs)/romstage%.bin: $(objcbfs)/romstage%.elf
	@printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
	$(OBJCOPY_romstage) -O binary $< $@

$(objcbfs)/romstage%.elf: $(objcbfs)/romstage%.debug
	@printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
	cp $< $@.tmp
	$(OBJCOPY_romstage) --strip-debug $@.tmp
	$(OBJCOPY_romstage) --add-gnu-debuglink=$< $@.tmp
	mv $@.tmp $@

$(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(objutil)/romcc/romcc $(OPTION_TABLE_H) $(obj)/build.h $(obj)/config.h
	printf "    ROMCC      romstage.inc\n"
	$(ROMCC) -c -S $(ROMCCFLAGS) -D__ROMSTAGE__ -D__PRE_RAM__ -I. $(CPPFLAGS_romstage) $< -o $@
else

$(obj)/mainboard/$(MAINBOARDDIR)/romstage.pre.inc: $(src)/mainboard/$(MAINBOARDDIR)/romstage.c $(OPTION_TABLE_H) $(obj)/build.h $(obj)/config.h
	@printf "    CC         romstage.inc\n"
	$(CC_romstage) $(CPPFLAGS_romstage) $(CFLAGS_romstage) -MMD -D__ROMSTAGE__ -D__PRE_RAM__ -I$(src) -I. -I$(obj) -c -S $< -o $@

$(obj)/mainboard/$(MAINBOARDDIR)/romstage.inc: $(obj)/mainboard/$(MAINBOARDDIR)/romstage.pre.inc
	@printf "    POST       romstage.inc\n"
	sed -e 's/\.rodata/.rom.data/g' -e 's/\^\.text/.section .rom.text/g' \
		-e 's/\^\.section \.text/.section .rom.text/g' $^ > $@.tmp
	mv $@.tmp $@
endif

romstage-srcs += $(objgenerated)/crt0.S

romstage-libs ?=

ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
romstage-oformat=elf32-i386
else
romstage-oformat=elf64-x86-64
endif

$(objcbfs)/romstage_null.debug: $$(romstage-objs) $(objgenerated)/romstage_null.ld $$(romstage-libs)
	@printf "    LINK       $(subst $(obj)/,,$(@))\n"
	$(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) $(romstage-libs) --no-whole-archive $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage_null.ld --oformat $(romstage-oformat)
	$(OBJCOPY_romstage) --only-section .illegal_globals $(@) $(objcbfs)/romstage_null.offenders && \
	$(NM_romstage) $(objcbfs)/romstage_null.offenders | grep -q ""; if [ $$? -eq 0 ]; then \
		echo "Forbidden global variables in romstage:"; \
		$(NM_romstage) $(objcbfs)/romstage_null.offenders; false; \
		else true; fi

$(objcbfs)/romstage.debug: $$(romstage-objs) $(objgenerated)/romstage.ld $$(romstage-libs)
	@printf "    LINK       $(subst $(obj)/,,$(@))\n"
	$(LD_romstage) --gc-sections -nostdlib -nostartfiles -static -o $@ -L$(obj) $(COMPILER_RT_FLAGS_romstage) --whole-archive --start-group $(filter-out %.ld,$(romstage-objs)) $(romstage-libs) --no-whole-archive $(COMPILER_RT_romstage) --end-group -T $(objgenerated)/romstage.ld --oformat $(romstage-oformat)

$(objgenerated)/romstage_null.ld: $$(filter %.ld,$$(romstage-objs))
	@printf "    GEN        $(subst $(obj)/,,$(@))\n"
	rm -f $@
	printf "ROMSTAGE_BASE = 0x0;\n" > $@.tmp
	cat $^ >> $@.tmp
	mv $@.tmp $@

$(objgenerated)/romstage.ld: $(objgenerated)/romstage_null.ld $(objcbfs)/base_xip.txt
	@printf "    GEN        $(subst $(obj)/,,$(@))\n"
	rm -f $@
	sed -e 's/^/ROMSTAGE_BASE = /g' -e 's/$$/;/g' $(objcbfs)/base_xip.txt > $@.tmp
	sed -e '/^ROMSTAGE_BASE/d' $(objgenerated)/romstage_null.ld >> $@.tmp
	mv $@.tmp $@

$(objcbfs)/base_xip.txt: $(obj)/coreboot.pre1 $(objcbfs)/romstage_null.bin
	rm -f $@
	$(CBFSTOOL) $(obj)/coreboot.pre1 locate -T -f $(objcbfs)/romstage_null.bin -n $(CONFIG_CBFS_PREFIX)/romstage -P $(CONFIG_XIP_ROM_SIZE) > $@.tmp \
	 || { echo "The romstage is larger than XIP size. Please expand the CONFIG_XIP_ROM_SIZE" ; exit 1; }
	mv $@.tmp $@

$(objgenerated)/crt0.S: $$(crt0s)
	@printf "    GEN        $(subst $(obj)/,,$(@))\n"
	printf '$(foreach crt0,$(crt0s),#include "$(crt0)"\n)' > $@

# Compiling crt0 with -g seems to trigger https://sourceware.org/bugzilla/show_bug.cgi?id=6428
romstage-S-ccopts += -I. -g0

endif # CONFIG_ARCH_ROMSTAGE_X86_32 / CONFIG_ARCH_ROMSTAGE_X86_64

###############################################################################
# ramstage
###############################################################################

ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_32)$(CONFIG_ARCH_RAMSTAGE_X86_64),y)

ifeq ($(CONFIG_COMPILE_IN_DSDT),y)
ramstage-srcs += $(obj)/dsdt.aml

ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_32),y)
target-objcopy=-O elf32-i386 -B i386
endif
ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_64),y)
target-objcopy=-O elf64-x86_64 -B x86_64
endif

define ramstage-objs_aml_template
$(call src-to-obj,ramstage,$(1).aml): $(1).aml
	@printf "    OBJCOPY    $$(subst $$(obj)/,,$$(@))\n"
	cd $$(dir $$@) && $$(OBJCOPY_ramstage) -I binary $$(target-objcopy) $$(notdir $$<) $$(notdir $$@)
endef
endif

ramstage-srcs += $(wildcard src/mainboard/$(MAINBOARDDIR)/mainboard.c)
ifeq ($(CONFIG_GENERATE_MP_TABLE),y)
ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/mptable.c),)
ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/mptable.c
endif
endif
ifeq ($(CONFIG_GENERATE_PIRQ_TABLE),y)
ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/irq_tables.c
endif
ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/reset.c),)
ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/reset.c
endif
ifeq ($(CONFIG_HAVE_ACPI_TABLES),y)
ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/acpi_tables.c
$(eval $(call asl_template,dsdt))
ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/fadt.c),)
ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/fadt.c
endif
endif # CONFIG_GENERATE_ACPI_TABLES
ifeq ($(CONFIG_HAVE_SMI_HANDLER),y)
ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/smihandler.c),)
smm-srcs += src/mainboard/$(MAINBOARDDIR)/smihandler.c
endif
endif
ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/get_bus_conf.c),)
ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/get_bus_conf.c
endif

ramstage-libs ?=

ifeq ($(CONFIG_RELOCATABLE_RAMSTAGE),y)

ifeq ($(CONFIG_ARCH_RAMSTAGE_X86_32),y)
$(eval $(call rmodule_link,$(objcbfs)/ramstage.debug, $(objgenerated)/ramstage.o, $(CONFIG_HEAP_SIZE),x86_32))
else
$(eval $(call rmodule_link,$(objcbfs)/ramstage.debug, $(objgenerated)/ramstage.o, $(CONFIG_HEAP_SIZE),x86_64))
endif

# The rmodule_link defintion creates an elf file with .rmod extension.
$(objcbfs)/ramstage.elf: $(objcbfs)/ramstage.debug.rmod
	cp $< $@

else

ramstage-srcs += $(src)/arch/x86/ramstage.ld

$(objcbfs)/ramstage.debug: $(objgenerated)/ramstage.o $(obj)/arch/x86/ramstage.ramstage.ld
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
	$(LD_ramstage) $(CPPFLAGS) --gc-sections -o $@ -L$(obj) $< -T $(obj)/arch/x86/ramstage.ramstage.ld

endif

$(objgenerated)/ramstage.o: $$(ramstage-objs) $(COMPILER_RT_ramstage) $$(ramstage-libs)
	@printf "    CC         $(subst $(obj)/,,$(@))\n"
ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32),y)
	$(LD_ramstage) -m elf_i386 -r -o $@ $(COMPILER_RT_FLAGS_ramstage) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) $(ramstage-libs) --no-whole-archive $(COMPILER_RT_ramstage) --end-group
else
	$(LD_ramstage) -m elf_x86_64 -r -o $@ $(COMPILER_RT_FLAGS_ramstage) --whole-archive --start-group $(filter-out %.ld,$(ramstage-objs)) $(ramstage-libs) --no-whole-archive $(COMPILER_RT_ramstage) --end-group
endif

endif # CONFIG_ARCH_RAMSTAGE_X86_32 / CONFIG_ARCH_RAMSTAGE_X86_64