OSCL-LXR

0001 # SPDX-License-Identifier: GPL-2.0
0002 #
0003 # Makefile for the linux kernel.
0004 #
0005
0006 CPPFLAGS_vmlinux.lds := -DTEXT_OFFSET=$(TEXT_OFFSET)
0007 AFLAGS_head.o        := -DTEXT_OFFSET=$(TEXT_OFFSET)
0008
0009 ifdef CONFIG_FUNCTION_TRACER
0010 CFLAGS_REMOVE_ftrace.o = -pg
0011 CFLAGS_REMOVE_insn.o = -pg
0012 CFLAGS_REMOVE_patch.o = -pg
0013 CFLAGS_REMOVE_unwind.o = -pg
0014 endif
0015
0016 CFLAGS_REMOVE_return_address.o = -pg
0017
0018 # Object file lists.
0019
0020 obj-y           := elf.o entry-common.o irq.o opcodes.o \
0021                    process.o ptrace.o reboot.o io.o \
0022                    setup.o signal.o sigreturn_codes.o \
0023                    stacktrace.o sys_arm.o time.o traps.o
0024
0025 KASAN_SANITIZE_stacktrace.o := n
0026 KASAN_SANITIZE_traps.o := n
0027
0028 ifneq ($(CONFIG_ARM_UNWIND),y)
0029 obj-$(CONFIG_FRAME_POINTER)     += return_address.o
0030 endif
0031
0032 obj-$(CONFIG_ATAGS)             += atags_parse.o
0033 obj-$(CONFIG_ATAGS_PROC)        += atags_proc.o
0034 obj-$(CONFIG_DEPRECATED_PARAM_STRUCT) += atags_compat.o
0035
0036 ifeq ($(CONFIG_CPU_V7M),y)
0037 obj-y           += entry-v7m.o v7m.o
0038 else
0039 obj-y           += entry-armv.o
0040 endif
0041
0042 obj-$(CONFIG_MMU)               += bugs.o
0043 obj-$(CONFIG_CPU_IDLE)          += cpuidle.o
0044 obj-$(CONFIG_ISA_DMA_API)       += dma.o
0045 obj-$(CONFIG_FIQ)               += fiq.o fiqasm.o
0046 obj-$(CONFIG_MODULES)           += armksyms.o module.o
0047 obj-$(CONFIG_ARM_MODULE_PLTS)   += module-plts.o
0048 obj-$(CONFIG_ISA_DMA)           += dma-isa.o
0049 obj-$(CONFIG_PCI)               += bios32.o isa.o
0050 obj-$(CONFIG_ARM_CPU_SUSPEND)   += sleep.o suspend.o
0051 obj-$(CONFIG_HIBERNATION)       += hibernate.o
0052 obj-$(CONFIG_SMP)               += smp.o
0053 ifdef CONFIG_MMU
0054 obj-$(CONFIG_SMP)               += smp_tlb.o
0055 endif
0056 obj-$(CONFIG_HAVE_ARM_SCU)      += smp_scu.o
0057 obj-$(CONFIG_HAVE_ARM_TWD)      += smp_twd.o
0058 obj-$(CONFIG_ARM_ARCH_TIMER)    += arch_timer.o
0059 obj-$(CONFIG_FUNCTION_TRACER)   += entry-ftrace.o
0060 obj-$(CONFIG_DYNAMIC_FTRACE)    += ftrace.o insn.o patch.o
0061 obj-$(CONFIG_FUNCTION_GRAPH_TRACER)     += ftrace.o insn.o patch.o
0062 obj-$(CONFIG_JUMP_LABEL)        += jump_label.o insn.o patch.o
0063 obj-$(CONFIG_KEXEC)             += machine_kexec.o relocate_kernel.o
0064 # Main staffs in KPROBES are in arch/arm/probes/ .
0065 obj-$(CONFIG_KPROBES)           += patch.o insn.o
0066 obj-$(CONFIG_OABI_COMPAT)       += sys_oabi-compat.o
0067 obj-$(CONFIG_ARM_THUMBEE)       += thumbee.o
0068 obj-$(CONFIG_KGDB)              += kgdb.o patch.o
0069 obj-$(CONFIG_ARM_UNWIND)        += unwind.o
0070 obj-$(CONFIG_HAVE_TCM)          += tcm.o
0071 obj-$(CONFIG_OF)                += devtree.o
0072 obj-$(CONFIG_CRASH_DUMP)        += crash_dump.o
0073 obj-$(CONFIG_SWP_EMULATE)       += swp_emulate.o
0074 CFLAGS_swp_emulate.o            := -Wa,-march=armv7-a
0075 obj-$(CONFIG_HAVE_HW_BREAKPOINT)        += hw_breakpoint.o
0076
0077 obj-$(CONFIG_CPU_XSCALE)        += xscale-cp0.o
0078 obj-$(CONFIG_CPU_XSC3)          += xscale-cp0.o
0079 obj-$(CONFIG_CPU_MOHAWK)        += xscale-cp0.o
0080 obj-$(CONFIG_CPU_PJ4)           += pj4-cp0.o
0081 obj-$(CONFIG_CPU_PJ4B)          += pj4-cp0.o
0082 obj-$(CONFIG_IWMMXT)            += iwmmxt.o
0083 obj-$(CONFIG_PERF_EVENTS)       += perf_regs.o perf_callchain.o
0084 obj-$(CONFIG_HW_PERF_EVENTS)    += perf_event_xscale.o perf_event_v6.o \
0085                                    perf_event_v7.o
0086 AFLAGS_iwmmxt.o                 := -Wa,-mcpu=iwmmxt
0087 obj-$(CONFIG_ARM_CPU_TOPOLOGY)  += topology.o
0088 obj-$(CONFIG_VDSO)              += vdso.o
0089 obj-$(CONFIG_EFI)               += efi.o
0090 obj-$(CONFIG_PARAVIRT)  += paravirt.o
0091
0092 head-y                  := head$(MMUEXT).o
0093 obj-$(CONFIG_DEBUG_LL)  += debug.o
0094 obj-$(CONFIG_EARLY_PRINTK)      += early_printk.o
0095 obj-$(CONFIG_ARM_PATCH_PHYS_VIRT)       += phys2virt.o
0096
0097 # This is executed very early using a temporary stack when no memory allocator
0098 # nor global data is available. Everything has to be allocated on the stack.
0099 CFLAGS_head-inflate-data.o := $(call cc-option,-Wframe-larger-than=10240)
0100 obj-$(CONFIG_XIP_DEFLATED_DATA) += head-inflate-data.o
0101
0102 obj-$(CONFIG_ARM_VIRT_EXT)      += hyp-stub.o
0103 AFLAGS_hyp-stub.o               :=-Wa,-march=armv7-a
0104 ifeq ($(CONFIG_ARM_PSCI),y)
0105 obj-$(CONFIG_SMP)               += psci_smp.o
0106 endif
0107
0108 obj-$(CONFIG_HAVE_ARM_SMCCC)    += smccc-call.o
0109
0110 obj-$(CONFIG_GENERIC_CPU_VULNERABILITIES) += spectre.o
0111
0112 extra-y := $(head-y) vmlinux.lds