xref: /openbmc/linux/arch/x86/kernel/Makefile (revision 7b73a9c8) 
1# SPDX-License-Identifier: GPL-2.0
2#
3# Makefile for the linux kernel.
4#
5
6extra-y	:= head_$(BITS).o
7extra-y	+= head$(BITS).o
8extra-y	+= ebda.o
9extra-y	+= platform-quirks.o
10extra-y	+= vmlinux.lds
11
12CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE)
13
14ifdef CONFIG_FUNCTION_TRACER
15# Do not profile debug and lowlevel utilities
16CFLAGS_REMOVE_tsc.o = -pg
17CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
18CFLAGS_REMOVE_pvclock.o = -pg
19CFLAGS_REMOVE_kvmclock.o = -pg
20CFLAGS_REMOVE_ftrace.o = -pg
21CFLAGS_REMOVE_early_printk.o = -pg
22CFLAGS_REMOVE_head64.o = -pg
23endif
24
25KASAN_SANITIZE_head$(BITS).o				:= n
26KASAN_SANITIZE_dumpstack.o				:= n
27KASAN_SANITIZE_dumpstack_$(BITS).o			:= n
28KASAN_SANITIZE_stacktrace.o				:= n
29KASAN_SANITIZE_paravirt.o				:= n
30
31OBJECT_FILES_NON_STANDARD_relocate_kernel_$(BITS).o	:= y
32OBJECT_FILES_NON_STANDARD_test_nx.o			:= y
33OBJECT_FILES_NON_STANDARD_paravirt_patch.o		:= y
34
35ifdef CONFIG_FRAME_POINTER
36OBJECT_FILES_NON_STANDARD_ftrace_$(BITS).o		:= y
37endif
38
39# If instrumentation of this dir is enabled, boot hangs during first second.
40# Probably could be more selective here, but note that files related to irqs,
41# boot, dumpstack/stacktrace, etc are either non-interesting or can lead to
42# non-deterministic coverage.
43KCOV_INSTRUMENT		:= n
44
45CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace
46
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_64)	+= sys_x86_64.o
57obj-$(CONFIG_X86_ESPFIX64)	+= espfix_64.o
58obj-$(CONFIG_SYSFS)	+= ksysfs.o
59obj-y			+= bootflag.o e820.o
60obj-y			+= pci-dma.o quirks.o topology.o kdebugfs.o
61obj-y			+= alternative.o i8253.o hw_breakpoint.o
62obj-y			+= tsc.o tsc_msr.o io_delay.o rtc.o
63obj-y			+= pci-iommu_table.o
64obj-y			+= resource.o
65obj-y			+= irqflags.o
66
67obj-y				+= process.o
68obj-y				+= fpu/
69obj-y				+= ptrace.o
70obj-$(CONFIG_X86_32)		+= tls.o
71obj-$(CONFIG_IA32_EMULATION)	+= tls.o
72obj-y				+= step.o
73obj-$(CONFIG_INTEL_TXT)		+= tboot.o
74obj-$(CONFIG_ISA_DMA_API)	+= i8237.o
75obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
76obj-y				+= cpu/
77obj-y				+= acpi/
78obj-y				+= reboot.o
79obj-$(CONFIG_X86_MSR)		+= msr.o
80obj-$(CONFIG_X86_CPUID)		+= cpuid.o
81obj-$(CONFIG_PCI)		+= early-quirks.o
82apm-y				:= apm_32.o
83obj-$(CONFIG_APM)		+= apm.o
84obj-$(CONFIG_SMP)		+= smp.o
85obj-$(CONFIG_SMP)		+= smpboot.o
86obj-$(CONFIG_X86_TSC)		+= tsc_sync.o
87obj-$(CONFIG_SMP)		+= setup_percpu.o
88obj-$(CONFIG_X86_MPPARSE)	+= mpparse.o
89obj-y				+= apic/
90obj-$(CONFIG_X86_REBOOTFIXUPS)	+= reboot_fixups_32.o
91obj-$(CONFIG_DYNAMIC_FTRACE)	+= ftrace.o
92obj-$(CONFIG_LIVEPATCH)	+= livepatch.o
93obj-$(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-$(CONFIG_KEXEC_CORE)	+= machine_kexec_$(BITS).o
98obj-$(CONFIG_KEXEC_CORE)	+= relocate_kernel_$(BITS).o crash.o
99obj-$(CONFIG_KEXEC_FILE)	+= kexec-bzimage64.o
100obj-$(CONFIG_CRASH_DUMP)	+= crash_dump_$(BITS).o
101obj-y				+= kprobes/
102obj-$(CONFIG_MODULES)		+= module.o
103ifeq ($(CONFIG_X86_32),y)
104obj-$(CONFIG_DOUBLEFAULT)	+= doublefault_32.o
105endif
106obj-$(CONFIG_KGDB)		+= kgdb.o
107obj-$(CONFIG_VM86)		+= vm86_32.o
108obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
109
110obj-$(CONFIG_HPET_TIMER) 	+= hpet.o
111obj-$(CONFIG_APB_TIMER)		+= apb_timer.o
112
113obj-$(CONFIG_AMD_NB)		+= amd_nb.o
114obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o
115
116obj-$(CONFIG_KVM_GUEST)		+= kvm.o kvmclock.o
117obj-$(CONFIG_PARAVIRT)		+= paravirt.o paravirt_patch.o
118obj-$(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-$(CONFIG_SWIOTLB)			+= pci-swiotlb.o
130obj-$(CONFIG_OF)			+= devicetree.o
131obj-$(CONFIG_UPROBES)			+= uprobes.o
132obj-y					+= sysfb.o
133obj-$(CONFIG_X86_SYSFB)			+= sysfb_simplefb.o
134obj-$(CONFIG_EFI)			+= sysfb_efi.o
135
136obj-$(CONFIG_PERF_EVENTS)		+= perf_regs.o
137obj-$(CONFIG_TRACING)			+= tracepoint.o
138obj-$(CONFIG_SCHED_MC_PRIO)		+= itmt.o
139obj-$(CONFIG_X86_UMIP)			+= umip.o
140
141obj-$(CONFIG_UNWINDER_ORC)		+= unwind_orc.o
142obj-$(CONFIG_UNWINDER_FRAME_POINTER)	+= unwind_frame.o
143obj-$(CONFIG_UNWINDER_GUESS)		+= unwind_guess.o
144
145###
146# 64 bit specific files
147ifeq ($(CONFIG_X86_64),y)
148	obj-$(CONFIG_AUDIT)		+= audit_64.o
149
150	obj-$(CONFIG_GART_IOMMU)	+= amd_gart_64.o aperture_64.o
151
152	obj-$(CONFIG_MMCONF_FAM10H)	+= mmconf-fam10h_64.o
153	obj-y				+= vsmp_64.o
154endif
155
156ifdef CONFIG_EFI
157obj-$(CONFIG_IMA)			+= ima_arch.o
158endif
159