OSCL-LXR

0001 # SPDX-License-Identifier: GPL-2.0
0002 #
0003 # Makefile for the linux kernel.
0004 #
0005
0006 extra-y := head_$(BITS).o
0007 extra-y += head$(BITS).o
0008 extra-y += ebda.o
0009 extra-y += platform-quirks.o
0010 extra-y += vmlinux.lds
0011
0012 CPPFLAGS_vmlinux.lds += -U$(UTS_MACHINE)
0013
0014 ifdef CONFIG_FUNCTION_TRACER
0015 # Do not profile debug and lowlevel utilities
0016 CFLAGS_REMOVE_tsc.o = -pg
0017 CFLAGS_REMOVE_paravirt-spinlocks.o = -pg
0018 CFLAGS_REMOVE_pvclock.o = -pg
0019 CFLAGS_REMOVE_kvmclock.o = -pg
0020 CFLAGS_REMOVE_ftrace.o = -pg
0021 CFLAGS_REMOVE_early_printk.o = -pg
0022 CFLAGS_REMOVE_head64.o = -pg
0023 CFLAGS_REMOVE_sev.o = -pg
0024 endif
0025
0026 KASAN_SANITIZE_head$(BITS).o                            := n
0027 KASAN_SANITIZE_dumpstack.o                              := n
0028 KASAN_SANITIZE_dumpstack_$(BITS).o                      := n
0029 KASAN_SANITIZE_stacktrace.o                             := n
0030 KASAN_SANITIZE_paravirt.o                               := n
0031 KASAN_SANITIZE_sev.o                                    := n
0032
0033 # With some compiler versions the generated code results in boot hangs, caused
0034 # by several compilation units. To be safe, disable all instrumentation.
0035 KCSAN_SANITIZE := n
0036
0037 # If instrumentation of this dir is enabled, boot hangs during first second.
0038 # Probably could be more selective here, but note that files related to irqs,
0039 # boot, dumpstack/stacktrace, etc are either non-interesting or can lead to
0040 # non-deterministic coverage.
0041 KCOV_INSTRUMENT         := n
0042
0043 CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace
0044
0045 obj-y                   := process_$(BITS).o signal.o
0046 obj-$(CONFIG_COMPAT)    += signal_compat.o
0047 obj-y                   += traps.o idt.o irq.o irq_$(BITS).o dumpstack_$(BITS).o
0048 obj-y                   += time.o ioport.o dumpstack.o nmi.o
0049 obj-$(CONFIG_MODIFY_LDT_SYSCALL)        += ldt.o
0050 obj-y                   += setup.o x86_init.o i8259.o irqinit.o
0051 obj-$(CONFIG_JUMP_LABEL)        += jump_label.o
0052 obj-$(CONFIG_IRQ_WORK)  += irq_work.o
0053 obj-y                   += probe_roms.o
0054 obj-$(CONFIG_X86_32)    += sys_ia32.o
0055 obj-$(CONFIG_IA32_EMULATION)    += sys_ia32.o
0056 obj-$(CONFIG_X86_64)    += sys_x86_64.o
0057 obj-$(CONFIG_X86_ESPFIX64)      += espfix_64.o
0058 obj-$(CONFIG_SYSFS)     += ksysfs.o
0059 obj-y                   += bootflag.o e820.o
0060 obj-y                   += pci-dma.o quirks.o topology.o kdebugfs.o
0061 obj-y                   += alternative.o i8253.o hw_breakpoint.o
0062 obj-y                   += tsc.o tsc_msr.o io_delay.o rtc.o
0063 obj-y                   += resource.o
0064 obj-y                   += irqflags.o
0065 obj-y                   += static_call.o
0066
0067 obj-y                           += process.o
0068 obj-y                           += fpu/
0069 obj-y                           += ptrace.o
0070 obj-$(CONFIG_X86_32)            += tls.o
0071 obj-$(CONFIG_IA32_EMULATION)    += tls.o
0072 obj-y                           += step.o
0073 obj-$(CONFIG_INTEL_TXT)         += tboot.o
0074 obj-$(CONFIG_ISA_DMA_API)       += i8237.o
0075 obj-y                           += stacktrace.o
0076 obj-y                           += cpu/
0077 obj-y                           += acpi/
0078 obj-y                           += reboot.o
0079 obj-$(CONFIG_X86_MSR)           += msr.o
0080 obj-$(CONFIG_X86_CPUID)         += cpuid.o
0081 obj-$(CONFIG_PCI)               += early-quirks.o
0082 apm-y                           := apm_32.o
0083 obj-$(CONFIG_APM)               += apm.o
0084 obj-$(CONFIG_SMP)               += smp.o
0085 obj-$(CONFIG_SMP)               += smpboot.o
0086 obj-$(CONFIG_X86_TSC)           += tsc_sync.o
0087 obj-$(CONFIG_SMP)               += setup_percpu.o
0088 obj-$(CONFIG_X86_MPPARSE)       += mpparse.o
0089 obj-y                           += apic/
0090 obj-$(CONFIG_X86_REBOOTFIXUPS)  += reboot_fixups_32.o
0091 obj-$(CONFIG_DYNAMIC_FTRACE)    += ftrace.o
0092 obj-$(CONFIG_FUNCTION_TRACER)   += ftrace_$(BITS).o
0093 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
0094 obj-$(CONFIG_FTRACE_SYSCALLS)   += ftrace.o
0095 obj-$(CONFIG_X86_TSC)           += trace_clock.o
0096 obj-$(CONFIG_TRACING)           += trace.o
0097 obj-$(CONFIG_RETHOOK)           += rethook.o
0098 obj-$(CONFIG_CRASH_CORE)        += crash_core_$(BITS).o
0099 obj-$(CONFIG_KEXEC_CORE)        += machine_kexec_$(BITS).o
0100 obj-$(CONFIG_KEXEC_CORE)        += relocate_kernel_$(BITS).o crash.o
0101 obj-$(CONFIG_KEXEC_FILE)        += kexec-bzimage64.o
0102 obj-$(CONFIG_CRASH_DUMP)        += crash_dump_$(BITS).o
0103 obj-y                           += kprobes/
0104 obj-$(CONFIG_MODULES)           += module.o
0105 obj-$(CONFIG_X86_32)            += doublefault_32.o
0106 obj-$(CONFIG_KGDB)              += kgdb.o
0107 obj-$(CONFIG_VM86)              += vm86_32.o
0108 obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
0109
0110 obj-$(CONFIG_HPET_TIMER)        += hpet.o
0111
0112 obj-$(CONFIG_AMD_NB)            += amd_nb.o
0113 obj-$(CONFIG_DEBUG_NMI_SELFTEST) += nmi_selftest.o
0114
0115 obj-$(CONFIG_KVM_GUEST)         += kvm.o kvmclock.o
0116 obj-$(CONFIG_PARAVIRT)          += paravirt.o
0117 obj-$(CONFIG_PARAVIRT_SPINLOCKS)+= paravirt-spinlocks.o
0118 obj-$(CONFIG_PARAVIRT_CLOCK)    += pvclock.o
0119 obj-$(CONFIG_X86_PMEM_LEGACY_DEVICE) += pmem.o
0120
0121 obj-$(CONFIG_JAILHOUSE_GUEST)   += jailhouse.o
0122
0123 obj-$(CONFIG_EISA)              += eisa.o
0124 obj-$(CONFIG_PCSPKR_PLATFORM)   += pcspeaker.o
0125
0126 obj-$(CONFIG_X86_CHECK_BIOS_CORRUPTION) += check.o
0127
0128 obj-$(CONFIG_OF)                        += devicetree.o
0129 obj-$(CONFIG_UPROBES)                   += uprobes.o
0130
0131 obj-$(CONFIG_PERF_EVENTS)               += perf_regs.o
0132 obj-$(CONFIG_TRACING)                   += tracepoint.o
0133 obj-$(CONFIG_SCHED_MC_PRIO)             += itmt.o
0134 obj-$(CONFIG_X86_UMIP)                  += umip.o
0135
0136 obj-$(CONFIG_UNWINDER_ORC)              += unwind_orc.o
0137 obj-$(CONFIG_UNWINDER_FRAME_POINTER)    += unwind_frame.o
0138 obj-$(CONFIG_UNWINDER_GUESS)            += unwind_guess.o
0139
0140 obj-$(CONFIG_AMD_MEM_ENCRYPT)           += sev.o
0141
0142 ###
0143 # 64 bit specific files
0144 ifeq ($(CONFIG_X86_64),y)
0145         obj-$(CONFIG_AUDIT)             += audit_64.o
0146
0147         obj-$(CONFIG_GART_IOMMU)        += amd_gart_64.o aperture_64.o
0148
0149         obj-$(CONFIG_MMCONF_FAM10H)     += mmconf-fam10h_64.o
0150         obj-y                           += vsmp_64.o
0151 endif