xref: /openbmc/linux/arch/x86/kernel/Makefile (revision c358f538)
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$(UTS_MACHINE)
9
10ifdef CONFIG_FUNCTION_TRACER
11# Do not profile debug and lowlevel utilities
12CFLAGS_REMOVE_tsc.o = -pg
13CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
14CFLAGS_REMOVE_pvclock.o = -pg
15CFLAGS_REMOVE_kvmclock.o = -pg
16CFLAGS_REMOVE_ftrace.o = -pg
17CFLAGS_REMOVE_early_printk.o = -pg
18CFLAGS_REMOVE_head64.o = -pg
19CFLAGS_REMOVE_sev.o = -pg
20endif
21
22KASAN_SANITIZE_head$(BITS).o				:= n
23KASAN_SANITIZE_dumpstack.o				:= n
24KASAN_SANITIZE_dumpstack_$(BITS).o			:= n
25KASAN_SANITIZE_stacktrace.o				:= n
26KASAN_SANITIZE_paravirt.o				:= n
27KASAN_SANITIZE_sev.o					:= n
28
29# With some compiler versions the generated code results in boot hangs, caused
30# by several compilation units. To be safe, disable all instrumentation.
31KCSAN_SANITIZE := n
32KMSAN_SANITIZE_head$(BITS).o				:= n
33KMSAN_SANITIZE_nmi.o					:= n
34
35# If instrumentation of this dir is enabled, boot hangs during first second.
36# Probably could be more selective here, but note that files related to irqs,
37# boot, dumpstack/stacktrace, etc are either non-interesting or can lead to
38# non-deterministic coverage.
39KCOV_INSTRUMENT		:= n
40
41CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace
42
43obj-y			+= head_$(BITS).o
44obj-y			+= head$(BITS).o
45obj-y			+= ebda.o
46obj-y			+= platform-quirks.o
47obj-y			+= process_$(BITS).o signal.o
48obj-$(CONFIG_COMPAT)	+= signal_compat.o
49obj-y			+= traps.o idt.o irq.o irq_$(BITS).o dumpstack_$(BITS).o
50obj-y			+= time.o ioport.o dumpstack.o nmi.o
51obj-$(CONFIG_MODIFY_LDT_SYSCALL)	+= ldt.o
52obj-y			+= setup.o x86_init.o i8259.o irqinit.o
53obj-$(CONFIG_JUMP_LABEL)	+= jump_label.o
54obj-$(CONFIG_IRQ_WORK)  += irq_work.o
55obj-y			+= probe_roms.o
56obj-$(CONFIG_X86_32)	+= sys_ia32.o
57obj-$(CONFIG_IA32_EMULATION)	+= sys_ia32.o
58obj-$(CONFIG_X86_64)	+= sys_x86_64.o
59obj-$(CONFIG_X86_ESPFIX64)	+= espfix_64.o
60obj-$(CONFIG_SYSFS)	+= ksysfs.o
61obj-y			+= bootflag.o e820.o
62obj-y			+= pci-dma.o quirks.o topology.o kdebugfs.o
63obj-y			+= alternative.o i8253.o hw_breakpoint.o
64obj-y			+= tsc.o tsc_msr.o io_delay.o rtc.o
65obj-y			+= resource.o
66obj-y			+= irqflags.o
67obj-y			+= static_call.o
68
69obj-y				+= process.o
70obj-y				+= fpu/
71obj-y				+= ptrace.o
72obj-$(CONFIG_X86_32)		+= tls.o
73obj-$(CONFIG_IA32_EMULATION)	+= tls.o
74obj-y				+= step.o
75obj-$(CONFIG_INTEL_TXT)		+= tboot.o
76obj-$(CONFIG_ISA_DMA_API)	+= i8237.o
77obj-y				+= stacktrace.o
78obj-y				+= cpu/
79obj-y				+= acpi/
80obj-y				+= reboot.o
81obj-$(CONFIG_X86_MSR)		+= msr.o
82obj-$(CONFIG_X86_CPUID)		+= cpuid.o
83obj-$(CONFIG_PCI)		+= early-quirks.o
84apm-y				:= apm_32.o
85obj-$(CONFIG_APM)		+= apm.o
86obj-$(CONFIG_SMP)		+= smp.o
87obj-$(CONFIG_SMP)		+= smpboot.o
88obj-$(CONFIG_X86_TSC)		+= tsc_sync.o
89obj-$(CONFIG_SMP)		+= setup_percpu.o
90obj-$(CONFIG_X86_MPPARSE)	+= mpparse.o
91obj-y				+= apic/
92obj-$(CONFIG_X86_REBOOTFIXUPS)	+= reboot_fixups_32.o
93obj-$(CONFIG_DYNAMIC_FTRACE)	+= ftrace.o
94obj-$(CONFIG_FUNCTION_TRACER)	+= ftrace_$(BITS).o
95obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
96obj-$(CONFIG_FTRACE_SYSCALLS)	+= ftrace.o
97obj-$(CONFIG_X86_TSC)		+= trace_clock.o
98obj-$(CONFIG_TRACING)		+= trace.o
99obj-$(CONFIG_RETHOOK)		+= rethook.o
100obj-$(CONFIG_CRASH_CORE)	+= crash_core_$(BITS).o
101obj-$(CONFIG_KEXEC_CORE)	+= machine_kexec_$(BITS).o
102obj-$(CONFIG_KEXEC_CORE)	+= relocate_kernel_$(BITS).o crash.o
103obj-$(CONFIG_KEXEC_FILE)	+= kexec-bzimage64.o
104obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_$(BITS).o
105obj-y				+= kprobes/
106obj-$(CONFIG_MODULES)		+= module.o
107obj-$(CONFIG_X86_32)		+= doublefault_32.o
108obj-$(CONFIG_KGDB)		+= kgdb.o
109obj-$(CONFIG_VM86)		+= vm86_32.o
110obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
111
112obj-$(CONFIG_HPET_TIMER) 	+= hpet.o
113
114obj-$(CONFIG_AMD_NB)		+= amd_nb.o
115obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o
116
117obj-$(CONFIG_KVM_GUEST)		+= kvm.o kvmclock.o
118obj-$(CONFIG_PARAVIRT)		+= paravirt.o
119obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o
120obj-$(CONFIG_PARAVIRT_CLOCK)	+= pvclock.o
121obj-$(CONFIG_X86_PMEM_LEGACY_DEVICE) += pmem.o
122
123obj-$(CONFIG_JAILHOUSE_GUEST)	+= jailhouse.o
124
125obj-$(CONFIG_EISA)		+= eisa.o
126obj-$(CONFIG_PCSPKR_PLATFORM)	+= pcspeaker.o
127
128obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o
129
130obj-$(CONFIG_OF)			+= devicetree.o
131obj-$(CONFIG_UPROBES)			+= uprobes.o
132
133obj-$(CONFIG_PERF_EVENTS)		+= perf_regs.o
134obj-$(CONFIG_TRACING)			+= tracepoint.o
135obj-$(CONFIG_SCHED_MC_PRIO)		+= itmt.o
136obj-$(CONFIG_X86_UMIP)			+= umip.o
137
138obj-$(CONFIG_UNWINDER_ORC)		+= unwind_orc.o
139obj-$(CONFIG_UNWINDER_FRAME_POINTER)	+= unwind_frame.o
140obj-$(CONFIG_UNWINDER_GUESS)		+= unwind_guess.o
141
142obj-$(CONFIG_AMD_MEM_ENCRYPT)		+= sev.o
143
144obj-$(CONFIG_CFI_CLANG)			+= cfi.o
145
146###
147# 64 bit specific files
148ifeq ($(CONFIG_X86_64),y)
149	obj-$(CONFIG_AUDIT)		+= audit_64.o
150
151	obj-$(CONFIG_GART_IOMMU)	+= amd_gart_64.o aperture_64.o
152
153	obj-$(CONFIG_MMCONF_FAM10H)	+= mmconf-fam10h_64.o
154	obj-y				+= vsmp_64.o
155endif
156