arch/x86/kernel/Makefile

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