1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # Makefile for the linux kernel. 2 # Makefile for the linux kernel.
4 # 3 #
5 4
6 CFLAGS_armv8_deprecated.o := -I$(src) !! 5 ifdef CONFIG_PPC64BRIDGE
7 !! 6 EXTRA_AFLAGS := -Wa,-mppc64bridge
8 CFLAGS_REMOVE_ftrace.o = $(CC_FLAGS_FTRACE) !! 7 endif
9 CFLAGS_REMOVE_insn.o = $(CC_FLAGS_FTRACE) !! 8 ifdef CONFIG_4xx
10 CFLAGS_REMOVE_return_address.o = $(CC_FLAGS_FT !! 9 EXTRA_AFLAGS := -Wa,-m405
11 !! 10 endif
12 # Remove stack protector to avoid triggering u <<
13 # checks due to randomize_kstack_offset. <<
14 CFLAGS_REMOVE_syscall.o = -fstack-protector - <<
15 CFLAGS_syscall.o += -fno-stack-protecto <<
16 <<
17 # When KASAN is enabled, a stack trace is reco <<
18 # can significantly impact performance. Avoid <<
19 # collection code to minimize this impact. <<
20 KASAN_SANITIZE_stacktrace.o := n <<
21 <<
22 # It's not safe to invoke KCOV when portions o <<
23 # available or are out-of-sync with HW state. <<
24 # inhibit KCOV instrumentation, disable it for <<
25 KCOV_INSTRUMENT_entry-common.o := n <<
26 KCOV_INSTRUMENT_idle.o := n <<
27 <<
28 # Object file lists. <<
29 obj-y := debug-monitors.o en <<
30 entry-common.o entr <<
31 setup.o signal.o sy <<
32 io.o vdso.o hyp-stu <<
33 return_address.o cp <<
34 cpufeature.o altern <<
35 smp.o smp_spin_tabl <<
36 syscall.o proton-pa <<
37 <<
38 obj-$(CONFIG_COMPAT) += sys <<
39 sys <<
40 obj-$(CONFIG_COMPAT) += sig <<
41 obj-$(CONFIG_COMPAT_ALIGNMENT_FIXUPS) += com <<
42 obj-$(CONFIG_KUSER_HELPERS) += kus <<
43 obj-$(CONFIG_FUNCTION_TRACER) += ftr <<
44 obj-$(CONFIG_MODULES) += mod <<
45 obj-$(CONFIG_PERF_EVENTS) += per <<
46 obj-$(CONFIG_HARDLOCKUP_DETECTOR_PERF) += wat <<
47 obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_ <<
48 obj-$(CONFIG_CPU_PM) += sle <<
49 obj-$(CONFIG_JUMP_LABEL) += jum <<
50 obj-$(CONFIG_KGDB) += kgd <<
51 obj-$(CONFIG_EFI) += efi <<
52 obj-$(CONFIG_PCI) += pci <<
53 obj-$(CONFIG_ARMV8_DEPRECATED) += arm <<
54 obj-$(CONFIG_ACPI) += acp <<
55 obj-$(CONFIG_ACPI_NUMA) += acp <<
56 obj-$(CONFIG_ARM64_ACPI_PARKING_PROTOCOL) <<
57 obj-$(CONFIG_PARAVIRT) += par <<
58 obj-$(CONFIG_RANDOMIZE_BASE) += kas <<
59 obj-$(CONFIG_HIBERNATION) += hib <<
60 obj-$(CONFIG_ELF_CORE) += elf <<
61 obj-$(CONFIG_KEXEC_CORE) += mac <<
62 cpu <<
63 obj-$(CONFIG_KEXEC_FILE) += mac <<
64 obj-$(CONFIG_ARM64_RELOC_TEST) += arm <<
65 arm64-reloc-test-y := reloc_test_core.o reloc_ <<
66 obj-$(CONFIG_CRASH_DUMP) += cra <<
67 obj-$(CONFIG_VMCORE_INFO) += vmc <<
68 obj-$(CONFIG_ARM_SDE_INTERFACE) += sde <<
69 obj-$(CONFIG_ARM64_PTR_AUTH) += poi <<
70 obj-$(CONFIG_ARM64_MTE) += mte <<
71 obj-y += vds <<
72 obj-$(CONFIG_COMPAT_VDSO) += vds <<
73 <<
74 # Force dependency (vdso*-wrap.S includes vdso <<
75 $(obj)/vdso-wrap.o: $(obj)/vdso/vdso.so <<
76 $(obj)/vdso32-wrap.o: $(obj)/vdso32/vdso.so <<
77 11
78 obj-y += pro !! 12 # Start off with 'head.o', change as needed.
79 obj-y += hea !! 13 extra-y := head.o
80 extra-y += vml !! 14 extra-$(CONFIG_40x) := head_4xx.o
>> 15 extra-$(CONFIG_44x) := head_44x.o
>> 16 extra-$(CONFIG_8xx) := head_8xx.o
>> 17 extra-$(CONFIG_6xx) += idle_6xx.o
>> 18 extra-$(CONFIG_POWER4) += idle_power4.o
>> 19 extra-y += vmlinux.lds.s
>> 20
>> 21 obj-y := entry.o traps.o irq.o idle.o time.o misc.o \
>> 22 process.o signal.o ptrace.o align.o \
>> 23 semaphore.o syscalls.o setup.o \
>> 24 cputable.o ppc_htab.o
>> 25 obj-$(CONFIG_6xx) += l2cr.o cpu_setup_6xx.o
>> 26 obj-$(CONFIG_MODULES) += module.o ppc_ksyms.o
>> 27 obj-$(CONFIG_PCI) += pci.o
>> 28 obj-$(CONFIG_PCI) += pci-dma.o
>> 29 obj-$(CONFIG_KGDB) += ppc-stub.o
>> 30 obj-$(CONFIG_SMP) += smp.o
>> 31 obj-$(CONFIG_TAU) += temp.o
81 32
82 ifeq ($(CONFIG_DEBUG_EFI),y) !! 33 ifdef CONFIG_MATH_EMULATION
83 AFLAGS_head.o += -DVMLINUX_PATH="\"$(realpath !! 34 obj-$(CONFIG_8xx) += softemu8xx.o
84 endif 35 endif
85 36
86 # for cleaning <<
87 subdir- += vdso vdso32 <<
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