xref: /aosp_15_r20/external/coreboot/src/cpu/x86/Makefile.mk (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
1## SPDX-License-Identifier: GPL-2.0-only
2
3subdirs-y += lapic
4subdirs-y += mtrr
5subdirs-y += pae
6subdirs-$(CONFIG_HAVE_SMI_HANDLER) += smm
7subdirs-$(CONFIG_UDELAY_TSC) += tsc
8# Use ARCH_BOOTBLOCK_X86_64 as a proxy for knowing if 64bit is going to be used
9subdirs-$(CONFIG_ARCH_BOOTBLOCK_X86_64) += 64bit
10subdirs-y += cache
11
12subdirs-$(CONFIG_PARALLEL_MP) += name
13
14ifeq ($(CONFIG_HAVE_SMI_HANDLER),y)
15$(obj)/ramstage/cpu/x86/smm_start32_offset.h: $(dir)/smm_start32_offset.h.template $(obj)/smmstub/smmstub.elf
16	cp $< $@.temp
17	sed -i 's/##START32_OFFSET##/0x'$$($(NM_smmstub) -an $(obj)/smmstub/smmstub.elf | grep smm_trampolin | cut -d' ' -f1)'/' $@.temp
18	mv $@.temp $@
19else
20$(obj)/ramstage/cpu/x86/smm_start32_offset.h: $(dir)/smm_start32_offset.h.template
21	cp $< $@.temp
22	sed -i 's/##START32_OFFSET##/0x0/' $@.temp
23	mv $@.temp $@
24endif
25
26$(call src-to-obj,ramstage,$(dir)/mp_init.c): $(obj)/ramstage/cpu/x86/smm_start32_offset.h
27ramstage-$(CONFIG_PARALLEL_MP) += mp_init.c
28
29ramstage-y += backup_default_smm.c
30ramstage-y += smi_trigger.c
31smm-y += smi_trigger.c
32
33subdirs-$(CONFIG_CPU_INTEL_COMMON_SMM) += ../intel/smm
34
35bootblock-y += entry32.S
36bootblock-y += entry16.S
37bootblock-y += reset16.S
38
39additional-dirs += $(obj)/cpu/x86
40
41SIPI_ELF=$(obj)/cpu/x86/sipi_vector.elf
42SIPI_RMOD=$(SIPI_ELF).rmod
43SIPI_BIN=$(SIPI_ELF:.elf=)
44SIPI_DOTO=$(SIPI_ELF:.elf=.o)
45
46ifeq ($(CONFIG_HAVE_RAMSTAGE),y)
47TARGET_STAGE=ramstage
48else ifeq ($(CONFIG_RAMPAYLOAD),y)
49TARGET_STAGE=postcar
50else
51$(error Halting the build due to unknown TARGET_STAGE select)
52endif
53
54ifeq ($(CONFIG_PARALLEL_MP),y)
55$(TARGET_STAGE)-srcs += $(SIPI_BIN).manual
56endif
57rmodules_$(ARCH-$(TARGET_STAGE)-y)-$(CONFIG_PARALLEL_MP) += sipi_vector.S
58
59$(SIPI_DOTO): $(call src-to-obj,rmodules_$(ARCH-$(TARGET_STAGE)-y),src/cpu/x86/sipi_vector.S)
60	$(LD_rmodules_$(ARCH-$(TARGET_STAGE)-y)) -nostdlib -r -o $@ $^
61
62$(eval $(call rmodule_link,$(SIPI_ELF), $(SIPI_DOTO),$(ARCH-$(TARGET_STAGE)-y)))
63
64$(SIPI_BIN): $(SIPI_RMOD)
65	$(OBJCOPY_$(TARGET_STAGE)) -O binary $< $@
66
67$(call src-to-obj,$(TARGET_STAGE),$(SIPI_BIN).manual): $(SIPI_BIN)
68	@printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
69	cd $(dir $<); $(OBJCOPY_rmodules_$(ARCH-$(TARGET_STAGE)-y)) -I binary $(notdir $<) $(target-objcopy) $(abspath $@)
70
71ramstage-y += topology.c
72