xref: /linux/arch/x86/kernel/Makefile (revision 2a6b6c9a226279b4f6668450ddb21ae655558087)
1# SPDX-License-Identifier: GPL-2.0
2#
3# Makefile for the linux kernel.
4#
5
6extra-y	+= vmlinux.lds
7
8CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE)
9
10ifdef CONFIG_FUNCTION_TRACER
11# Do not profile debug and lowlevel utilities
12CFLAGS_REMOVE_tsc.o = -pg
13CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
14CFLAGS_REMOVE_pvclock.o = -pg
15CFLAGS_REMOVE_kvmclock.o = -pg
16CFLAGS_REMOVE_ftrace.o = -pg
17CFLAGS_REMOVE_early_printk.o = -pg
18CFLAGS_REMOVE_head64.o = -pg
19CFLAGS_REMOVE_head32.o = -pg
20CFLAGS_REMOVE_rethook.o = -pg
21endif
22
23KASAN_SANITIZE_head$(BITS).o				:= n
24KASAN_SANITIZE_dumpstack.o				:= n
25KASAN_SANITIZE_dumpstack_$(BITS).o			:= n
26KASAN_SANITIZE_stacktrace.o				:= n
27KASAN_SANITIZE_paravirt.o				:= n
28
29# With some compiler versions the generated code results in boot hangs, caused
30# by several compilation units. To be safe, disable all instrumentation.
31KCSAN_SANITIZE := n
32KMSAN_SANITIZE_head$(BITS).o				:= n
33KMSAN_SANITIZE_nmi.o					:= n
34
35# If instrumentation of the following files is enabled, boot hangs during
36# first second.
37KCOV_INSTRUMENT_head$(BITS).o				:= n
38
39CFLAGS_irq.o := -I $(src)/../include/asm/trace
40
41obj-y			+= head_$(BITS).o
42obj-y			+= head$(BITS).o
43obj-y			+= ebda.o
44obj-y			+= platform-quirks.o
45obj-y			+= process_$(BITS).o signal.o signal_$(BITS).o
46obj-y			+= traps.o idt.o irq.o irq_$(BITS).o dumpstack_$(BITS).o
47obj-y			+= time.o ioport.o dumpstack.o nmi.o
48obj-$(CONFIG_X86_FRED)	+= fred.o
49obj-$(CONFIG_MODIFY_LDT_SYSCALL)	+= ldt.o
50obj-$(CONFIG_X86_KERNEL_IBT)		+= ibt_selftest.o
51obj-y			+= setup.o x86_init.o i8259.o irqinit.o
52obj-$(CONFIG_JUMP_LABEL)	+= jump_label.o
53obj-$(CONFIG_IRQ_WORK)  += irq_work.o
54obj-y			+= probe_roms.o
55obj-$(CONFIG_X86_32)	+= sys_ia32.o
56obj-$(CONFIG_IA32_EMULATION)	+= sys_ia32.o signal_32.o
57obj-$(CONFIG_X86_64)	+= sys_x86_64.o
58obj-$(CONFIG_X86_ESPFIX64)	+= espfix_64.o
59obj-$(CONFIG_SYSFS)	+= ksysfs.o
60obj-y			+= bootflag.o e820.o
61obj-y			+= pci-dma.o quirks.o kdebugfs.o
62obj-y			+= alternative.o i8253.o hw_breakpoint.o
63obj-y			+= tsc.o tsc_msr.o io_delay.o rtc.o
64obj-y			+= resource.o
65obj-y			+= irqflags.o
66obj-y			+= static_call.o
67
68obj-y				+= process.o
69obj-y				+= fpu/
70obj-y				+= ptrace.o
71obj-$(CONFIG_X86_32)		+= tls.o
72obj-$(CONFIG_IA32_EMULATION)	+= tls.o
73obj-y				+= step.o
74obj-$(CONFIG_INTEL_TXT)		+= tboot.o
75obj-$(CONFIG_ISA_DMA_API)	+= i8237.o
76obj-y				+= stacktrace.o
77obj-y				+= cpu/
78obj-y				+= acpi/
79obj-y				+= reboot.o
80obj-$(CONFIG_X86_MSR)		+= msr.o
81obj-$(CONFIG_X86_CPUID)		+= cpuid.o
82obj-$(CONFIG_PCI)		+= early-quirks.o
83apm-y				:= apm_32.o
84obj-$(CONFIG_APM)		+= apm.o
85obj-$(CONFIG_SMP)		+= smp.o
86obj-$(CONFIG_SMP)		+= smpboot.o
87obj-$(CONFIG_X86_TSC)		+= tsc_sync.o
88obj-$(CONFIG_SMP)		+= setup_percpu.o
89obj-$(CONFIG_X86_MPPARSE)	+= mpparse.o
90obj-y				+= apic/
91obj-$(CONFIG_X86_REBOOTFIXUPS)	+= reboot_fixups_32.o
92obj-$(CONFIG_DYNAMIC_FTRACE)	+= ftrace.o
93obj-$(CONFIG_FUNCTION_TRACER)	+= ftrace_$(BITS).o
94obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
95obj-$(CONFIG_FTRACE_SYSCALLS)	+= ftrace.o
96obj-$(CONFIG_X86_TSC)		+= trace_clock.o
97obj-$(CONFIG_TRACING)		+= trace.o
98obj-$(CONFIG_RETHOOK)		+= rethook.o
99obj-$(CONFIG_VMCORE_INFO)	+= vmcore_info_$(BITS).o
100obj-$(CONFIG_KEXEC_CORE)	+= machine_kexec_$(BITS).o
101obj-$(CONFIG_KEXEC_CORE)	+= relocate_kernel_$(BITS).o
102obj-$(CONFIG_KEXEC_FILE)	+= kexec-bzimage64.o
103obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_$(BITS).o crash.o
104obj-y				+= kprobes/
105obj-$(CONFIG_MODULES)		+= module.o
106obj-$(CONFIG_X86_32)		+= doublefault_32.o
107obj-$(CONFIG_KGDB)		+= kgdb.o
108obj-$(CONFIG_VM86)		+= vm86_32.o
109obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
110
111obj-$(CONFIG_HPET_TIMER) 	+= hpet.o
112
113obj-$(CONFIG_AMD_NB)		+= amd_nb.o
114obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o
115
116obj-$(CONFIG_KVM_GUEST)		+= kvm.o kvmclock.o
117obj-$(CONFIG_PARAVIRT)		+= paravirt.o
118obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o
119obj-$(CONFIG_PARAVIRT_CLOCK)	+= pvclock.o
120obj-$(CONFIG_X86_PMEM_LEGACY_DEVICE) += pmem.o
121
122obj-$(CONFIG_JAILHOUSE_GUEST)	+= jailhouse.o
123
124obj-$(CONFIG_EISA)		+= eisa.o
125obj-$(CONFIG_PCSPKR_PLATFORM)	+= pcspeaker.o
126
127obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o
128
129obj-$(CONFIG_OF)			+= devicetree.o
130obj-$(CONFIG_UPROBES)			+= uprobes.o
131
132obj-$(CONFIG_PERF_EVENTS)		+= perf_regs.o
133obj-$(CONFIG_TRACING)			+= tracepoint.o
134obj-$(CONFIG_SCHED_MC_PRIO)		+= itmt.o
135obj-$(CONFIG_X86_UMIP)			+= umip.o
136
137obj-$(CONFIG_UNWINDER_ORC)		+= unwind_orc.o
138obj-$(CONFIG_UNWINDER_FRAME_POINTER)	+= unwind_frame.o
139obj-$(CONFIG_UNWINDER_GUESS)		+= unwind_guess.o
140
141obj-$(CONFIG_CFI_CLANG)			+= cfi.o
142
143obj-$(CONFIG_CALL_THUNKS)		+= callthunks.o
144
145obj-$(CONFIG_X86_CET)			+= cet.o
146
147obj-$(CONFIG_X86_USER_SHADOW_STACK)	+= shstk.o
148
149###
150# 64 bit specific files
151ifeq ($(CONFIG_X86_64),y)
152	obj-$(CONFIG_AUDIT)		+= audit_64.o
153
154	obj-$(CONFIG_GART_IOMMU)	+= amd_gart_64.o aperture_64.o
155
156	obj-$(CONFIG_MMCONF_FAM10H)	+= mmconf-fam10h_64.o
157	obj-y				+= vsmp_64.o
158endif
159