1 files changed, 71 insertions, 0 deletions
diff --git a/src/cpu/x86/Makefile.mk b/src/cpu/x86/Makefile.mk
new file mode 100644
index 0000000000..9e9b837417
--- /dev/null
+++ b/src/cpu/x86/Makefile.mk
@@ -0,0 +1,71 @@
+## SPDX-License-Identifier: GPL-2.0-only
+
+subdirs-y += lapic
+subdirs-y += mtrr
+subdirs-y += pae
+subdirs-$(CONFIG_HAVE_SMI_HANDLER) += smm
+subdirs-$(CONFIG_UDELAY_TSC) += tsc
+# Use ARCH_BOOTBLOCK_X86_64 as a proxy for knowing if 64bit is going to be used
+subdirs-$(CONFIG_ARCH_BOOTBLOCK_X86_64) += 64bit
+subdirs-y += cache
+
+subdirs-$(CONFIG_PARALLEL_MP) += name
+
+ifeq ($(CONFIG_HAVE_SMI_HANDLER),y)
+$(obj)/ramstage/cpu/x86/smm_start32_offset.h: $(dir)/smm_start32_offset.h.template $(obj)/smmstub/smmstub.elf
+	cp $< $@.temp
+	sed -i 's/##START32_OFFSET##/0x'$$($(NM_smmstub) -an $(obj)/smmstub/smmstub.elf | grep smm_trampolin | cut -d' ' -f1)'/' $@.temp
+	mv $@.temp $@
+else
+$(obj)/ramstage/cpu/x86/smm_start32_offset.h: $(dir)/smm_start32_offset.h.template
+	cp $< $@.temp
+	sed -i 's/##START32_OFFSET##/0x0/' $@.temp
+	mv $@.temp $@
+endif
+
+$(call src-to-obj,ramstage,$(dir)/mp_init.c): $(obj)/ramstage/cpu/x86/smm_start32_offset.h
+ramstage-$(CONFIG_PARALLEL_MP) += mp_init.c
+
+ramstage-y += backup_default_smm.c
+ramstage-y += smi_trigger.c
+smm-y += smi_trigger.c
+
+subdirs-$(CONFIG_CPU_INTEL_COMMON_SMM) += ../intel/smm
+
+bootblock-y += entry32.S
+bootblock-y += entry16.S
+bootblock-y += reset16.S
+
+additional-dirs += $(obj)/cpu/x86
+
+SIPI_ELF=$(obj)/cpu/x86/sipi_vector.elf
+SIPI_RMOD=$(SIPI_ELF).rmod
+SIPI_BIN=$(SIPI_ELF:.elf=)
+SIPI_DOTO=$(SIPI_ELF:.elf=.o)
+
+ifeq ($(CONFIG_HAVE_RAMSTAGE),y)
+TARGET_STAGE=ramstage
+else ifeq ($(CONFIG_RAMPAYLOAD),y)
+TARGET_STAGE=postcar
+else
+$(error Halting the build due to unknown TARGET_STAGE select)
+endif
+
+ifeq ($(CONFIG_PARALLEL_MP),y)
+$(TARGET_STAGE)-srcs += $(SIPI_BIN).manual
+endif
+rmodules_$(ARCH-$(TARGET_STAGE)-y)-$(CONFIG_PARALLEL_MP) += sipi_vector.S
+
+$(SIPI_DOTO): $(call src-to-obj,rmodules_$(ARCH-$(TARGET_STAGE)-y),src/cpu/x86/sipi_vector.S)
+	$(LD_rmodules_$(ARCH-$(TARGET_STAGE)-y)) -nostdlib -r -o $@ $^
+
+$(eval $(call rmodule_link,$(SIPI_ELF), $(SIPI_DOTO), 0,$(ARCH-$(TARGET_STAGE)-y)))
+
+$(SIPI_BIN): $(SIPI_RMOD)
+	$(OBJCOPY_$(TARGET_STAGE)) -O binary $< $@
+
+$(call src-to-obj,$(TARGET_STAGE),$(SIPI_BIN).manual): $(SIPI_BIN)
+	@printf "    OBJCOPY    $(subst $(obj)/,,$(@))\n"
+	cd $(dir $<); $(OBJCOPY_rmodules_$(ARCH-$(TARGET_STAGE)-y)) -I binary $(notdir $<) $(target-objcopy) $(abspath $@)
+
+ramstage-y += topology.c