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$(UTS_MACHINE) 13 14 ifdef CONFIG_FUNCTION_TRACER 15 # Do not profile debug and lowlevel utilities 16 CFLAGS_REMOVE_tsc.o = -pg 17 CFLAGS_REMOVE_paravirt-spinlocks.o = -pg 18 CFLAGS_REMOVE_pvclock.o = -pg 19 CFLAGS_REMOVE_kvmclock.o = -pg 20 CFLAGS_REMOVE_ftrace.o = -pg 21 CFLAGS_REMOVE_early_printk.o = -pg 22 CFLAGS_REMOVE_head64.o = -pg 23 CFLAGS_REMOVE_sev-es.o = -pg 24 CFLAGS_REMOVE_cc_platform.o = -pg 25 endif 26 27 KASAN_SANITIZE_head$(BITS).o := n 28 KASAN_SANITIZE_dumpstack.o := n 29 KASAN_SANITIZE_dumpstack_$(BITS).o := n 30 KASAN_SANITIZE_stacktrace.o := n 31 KASAN_SANITIZE_paravirt.o := n 32 KASAN_SANITIZE_sev-es.o := n 33 KASAN_SANITIZE_cc_platform.o := n 34 35 # With some compiler versions the generated code results in boot hangs, caused 36 # by several compilation units. To be safe, disable all instrumentation. 37 KCSAN_SANITIZE := n 38 39 OBJECT_FILES_NON_STANDARD_test_nx.o := y 40 OBJECT_FILES_NON_STANDARD_paravirt_patch.o := y 41 42 ifdef CONFIG_FRAME_POINTER 43 OBJECT_FILES_NON_STANDARD_ftrace_$(BITS).o := y 44 endif 45 46 # If instrumentation of this dir is enabled, boot hangs during first second. 47 # Probably could be more selective here, but note that files related to irqs, 48 # boot, dumpstack/stacktrace, etc are either non-interesting or can lead to 49 # non-deterministic coverage. 50 KCOV_INSTRUMENT := n 51 52 CFLAGS_head$(BITS).o += -fno-stack-protector 53 CFLAGS_cc_platform.o += -fno-stack-protector 54 55 CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace 56 57 obj-y := process_$(BITS).o signal.o 58 obj-$(CONFIG_COMPAT) += signal_compat.o 59 obj-y += traps.o idt.o irq.o irq_$(BITS).o dumpstack_$(BITS).o 60 obj-y += time.o ioport.o dumpstack.o nmi.o 61 obj-$(CONFIG_MODIFY_LDT_SYSCALL) += ldt.o 62 obj-y += setup.o x86_init.o i8259.o irqinit.o 63 obj-$(CONFIG_JUMP_LABEL) += jump_label.o 64 obj-$(CONFIG_IRQ_WORK) += irq_work.o 65 obj-y += probe_roms.o 66 obj-$(CONFIG_X86_32) += sys_ia32.o 67 obj-$(CONFIG_IA32_EMULATION) += sys_ia32.o 68 obj-$(CONFIG_X86_64) += sys_x86_64.o 69 obj-$(CONFIG_X86_ESPFIX64) += espfix_64.o 70 obj-$(CONFIG_SYSFS) += ksysfs.o 71 obj-y += bootflag.o e820.o 72 obj-y += pci-dma.o quirks.o topology.o kdebugfs.o 73 obj-y += alternative.o i8253.o hw_breakpoint.o 74 obj-y += tsc.o tsc_msr.o io_delay.o rtc.o 75 obj-y += pci-iommu_table.o 76 obj-y += resource.o 77 obj-y += irqflags.o 78 obj-y += static_call.o 79 80 obj-y += process.o 81 obj-y += fpu/ 82 obj-y += ptrace.o 83 obj-$(CONFIG_X86_32) += tls.o 84 obj-$(CONFIG_IA32_EMULATION) += tls.o 85 obj-y += step.o 86 obj-$(CONFIG_INTEL_TXT) += tboot.o 87 obj-$(CONFIG_ISA_DMA_API) += i8237.o 88 obj-$(CONFIG_STACKTRACE) += stacktrace.o 89 obj-y += cpu/ 90 obj-y += acpi/ 91 obj-y += reboot.o 92 obj-$(CONFIG_X86_MSR) += msr.o 93 obj-$(CONFIG_X86_CPUID) += cpuid.o 94 obj-$(CONFIG_PCI) += early-quirks.o 95 apm-y := apm_32.o 96 obj-$(CONFIG_APM) += apm.o 97 obj-$(CONFIG_SMP) += smp.o 98 obj-$(CONFIG_SMP) += smpboot.o 99 obj-$(CONFIG_X86_TSC) += tsc_sync.o 100 obj-$(CONFIG_SMP) += setup_percpu.o 101 obj-$(CONFIG_X86_MPPARSE) += mpparse.o 102 obj-y += apic/ 103 obj-$(CONFIG_X86_REBOOTFIXUPS) += reboot_fixups_32.o 104 obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o 105 obj-$(CONFIG_FUNCTION_TRACER) += ftrace_$(BITS).o 106 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o 107 obj-$(CONFIG_FTRACE_SYSCALLS) += ftrace.o 108 obj-$(CONFIG_X86_TSC) += trace_clock.o 109 obj-$(CONFIG_CRASH_CORE) += crash_core_$(BITS).o 110 obj-$(CONFIG_KEXEC_CORE) += machine_kexec_$(BITS).o 111 obj-$(CONFIG_KEXEC_CORE) += relocate_kernel_$(BITS).o crash.o 112 obj-$(CONFIG_KEXEC_FILE) += kexec-bzimage64.o 113 obj-$(CONFIG_CRASH_DUMP) += crash_dump_$(BITS).o 114 obj-y += kprobes/ 115 obj-$(CONFIG_MODULES) += module.o 116 obj-$(CONFIG_X86_32) += doublefault_32.o 117 obj-$(CONFIG_KGDB) += kgdb.o 118 obj-$(CONFIG_VM86) += vm86_32.o 119 obj-$(CONFIG_EARLY_PRINTK) += early_printk.o 120 121 obj-$(CONFIG_HPET_TIMER) += hpet.o 122 obj-$(CONFIG_APB_TIMER) += apb_timer.o 123 124 obj-$(CONFIG_AMD_NB) += amd_nb.o 125 obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o 126 127 obj-$(CONFIG_KVM_GUEST) += kvm.o kvmclock.o 128 obj-$(CONFIG_PARAVIRT) += paravirt.o paravirt_patch.o 129 obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o 130 obj-$(CONFIG_PARAVIRT_CLOCK) += pvclock.o 131 obj-$(CONFIG_X86_PMEM_LEGACY_DEVICE) += pmem.o 132 133 obj-$(CONFIG_JAILHOUSE_GUEST) += jailhouse.o 134 135 obj-$(CONFIG_EISA) += eisa.o 136 obj-$(CONFIG_PCSPKR_PLATFORM) += pcspeaker.o 137 138 obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o 139 140 obj-$(CONFIG_SWIOTLB) += pci-swiotlb.o 141 obj-$(CONFIG_OF) += devicetree.o 142 obj-$(CONFIG_UPROBES) += uprobes.o 143 obj-y += sysfb.o 144 obj-$(CONFIG_X86_SYSFB) += sysfb_simplefb.o 145 obj-$(CONFIG_EFI) += sysfb_efi.o 146 147 obj-$(CONFIG_PERF_EVENTS) += perf_regs.o 148 obj-$(CONFIG_TRACING) += tracepoint.o 149 obj-$(CONFIG_SCHED_MC_PRIO) += itmt.o 150 obj-$(CONFIG_X86_UMIP) += umip.o 151 152 obj-$(CONFIG_UNWINDER_ORC) += unwind_orc.o 153 obj-$(CONFIG_UNWINDER_FRAME_POINTER) += unwind_frame.o 154 obj-$(CONFIG_UNWINDER_GUESS) += unwind_guess.o 155 156 obj-$(CONFIG_AMD_MEM_ENCRYPT) += sev-es.o 157 158 obj-$(CONFIG_ARCH_HAS_CC_PLATFORM) += cc_platform.o 159 160 ### 161 # 64 bit specific files 162 ifeq ($(CONFIG_X86_64),y) 163 obj-$(CONFIG_AUDIT) += audit_64.o 164 165 obj-$(CONFIG_GART_IOMMU) += amd_gart_64.o aperture_64.o 166 167 obj-$(CONFIG_MMCONF_FAM10H) += mmconf-fam10h_64.o 168 obj-y += vsmp_64.o 169 endif 170 171 obj-$(CONFIG_IMA_SECURE_AND_OR_TRUSTED_BOOT) += ima_arch.o 172