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-rw-r--r--arch/x86/kernel/cpu/Makefile70
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
new file mode 100644
index 000000000..f10a921ee
--- /dev/null
+++ b/arch/x86/kernel/cpu/Makefile
@@ -0,0 +1,70 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for x86-compatible CPU details, features and quirks
+#
+
+# Don't trace early stages of a secondary CPU boot
+ifdef CONFIG_FUNCTION_TRACER
+CFLAGS_REMOVE_common.o = -pg
+CFLAGS_REMOVE_perf_event.o = -pg
+endif
+
+# If these files are instrumented, boot hangs during the first second.
+KCOV_INSTRUMENT_common.o := n
+KCOV_INSTRUMENT_perf_event.o := n
+KMSAN_SANITIZE_common.o := n
+
+# As above, instrumenting secondary CPU boot code causes boot hangs.
+KCSAN_SANITIZE_common.o := n
+
+# Make sure load_percpu_segment has no stackprotector
+CFLAGS_common.o := -fno-stack-protector
+
+obj-y := cacheinfo.o scattered.o topology.o
+obj-y += common.o
+obj-y += rdrand.o
+obj-y += match.o
+obj-y += bugs.o
+obj-y += aperfmperf.o
+obj-y += cpuid-deps.o
+obj-y += umwait.o
+
+obj-$(CONFIG_PROC_FS) += proc.o
+obj-$(CONFIG_X86_FEATURE_NAMES) += capflags.o powerflags.o
+
+obj-$(CONFIG_IA32_FEAT_CTL) += feat_ctl.o
+ifdef CONFIG_CPU_SUP_INTEL
+obj-y += intel.o intel_pconfig.o tsx.o
+obj-$(CONFIG_PM) += intel_epb.o
+endif
+obj-$(CONFIG_CPU_SUP_AMD) += amd.o
+obj-$(CONFIG_CPU_SUP_HYGON) += hygon.o
+obj-$(CONFIG_CPU_SUP_CYRIX_32) += cyrix.o
+obj-$(CONFIG_CPU_SUP_CENTAUR) += centaur.o
+obj-$(CONFIG_CPU_SUP_TRANSMETA_32) += transmeta.o
+obj-$(CONFIG_CPU_SUP_UMC_32) += umc.o
+obj-$(CONFIG_CPU_SUP_ZHAOXIN) += zhaoxin.o
+obj-$(CONFIG_CPU_SUP_VORTEX_32) += vortex.o
+
+obj-$(CONFIG_X86_MCE) += mce/
+obj-$(CONFIG_MTRR) += mtrr/
+obj-$(CONFIG_MICROCODE) += microcode/
+obj-$(CONFIG_X86_CPU_RESCTRL) += resctrl/
+obj-$(CONFIG_X86_SGX) += sgx/
+
+obj-$(CONFIG_X86_LOCAL_APIC) += perfctr-watchdog.o
+
+obj-$(CONFIG_HYPERVISOR_GUEST) += vmware.o hypervisor.o mshyperv.o
+obj-$(CONFIG_ACRN_GUEST) += acrn.o
+
+ifdef CONFIG_X86_FEATURE_NAMES
+quiet_cmd_mkcapflags = MKCAP $@
+ cmd_mkcapflags = $(CONFIG_SHELL) $(srctree)/$(src)/mkcapflags.sh $@ $^
+
+cpufeature = $(src)/../../include/asm/cpufeatures.h
+vmxfeature = $(src)/../../include/asm/vmxfeatures.h
+
+$(obj)/capflags.c: $(cpufeature) $(vmxfeature) $(src)/mkcapflags.sh FORCE
+ $(call if_changed,mkcapflags)
+endif
+targets += capflags.c