Commit | Line | Data |
---|---|---|
b2441318 | 1 | # SPDX-License-Identifier: GPL-2.0 |
14cf11af PM |
2 | # |
3 | # Makefile for the linux kernel. | |
4 | # | |
5 | ||
badf436f | 6 | ifdef CONFIG_PPC32 |
9b6b563c | 7 | CFLAGS_prom_init.o += -fPIC |
b3491269 | 8 | CFLAGS_btext.o += -fPIC |
cabb5587 | 9 | endif |
9b6b563c | 10 | |
bba49665 | 11 | CFLAGS_early_32.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) |
38addce8 | 12 | CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) |
eac6f8b0 | 13 | CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) |
38addce8 ER |
14 | CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) |
15 | CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUGIN) | |
16 | ||
893ab004 | 17 | CFLAGS_prom_init.o += -fno-stack-protector |
6266a4da | 18 | CFLAGS_prom_init.o += -DDISABLE_BRANCH_PROFILING |
8dcd71b4 | 19 | CFLAGS_prom_init.o += -ffreestanding |
be640317 | 20 | CFLAGS_prom_init.o += $(call cc-option, -ftrivial-auto-var-init=uninitialized) |
c3ff2a51 | 21 | |
606576ce | 22 | ifdef CONFIG_FUNCTION_TRACER |
4e491d14 | 23 | # Do not trace early boot code |
2a056f58 NP |
24 | CFLAGS_REMOVE_cputable.o = $(CC_FLAGS_FTRACE) |
25 | CFLAGS_REMOVE_prom_init.o = $(CC_FLAGS_FTRACE) | |
26 | CFLAGS_REMOVE_btext.o = $(CC_FLAGS_FTRACE) | |
27 | CFLAGS_REMOVE_prom.o = $(CC_FLAGS_FTRACE) | |
4e491d14 SR |
28 | endif |
29 | ||
f072015c CL |
30 | KASAN_SANITIZE_early_32.o := n |
31 | KASAN_SANITIZE_cputable.o := n | |
32 | KASAN_SANITIZE_prom_init.o := n | |
33 | KASAN_SANITIZE_btext.o := n | |
41b7a347 DA |
34 | KASAN_SANITIZE_paca.o := n |
35 | KASAN_SANITIZE_setup_64.o := n | |
36 | KASAN_SANITIZE_mce.o := n | |
37 | KASAN_SANITIZE_mce_power.o := n | |
743cdb7b PM |
38 | KASAN_SANITIZE_udbg.o := n |
39 | KASAN_SANITIZE_udbg_16550.o := n | |
41b7a347 DA |
40 | |
41 | # we have to be particularly careful in ppc64 to exclude code that | |
42 | # runs with translations off, as we cannot access the shadow with | |
43 | # translations off. However, ppc32 can sanitize this. | |
44 | ifdef CONFIG_PPC64 | |
45 | KASAN_SANITIZE_traps.o := n | |
46 | endif | |
f072015c CL |
47 | |
48 | ifdef CONFIG_KASAN | |
49 | CFLAGS_early_32.o += -DDISABLE_BRANCH_PROFILING | |
50 | CFLAGS_cputable.o += -DDISABLE_BRANCH_PROFILING | |
f072015c CL |
51 | CFLAGS_btext.o += -DDISABLE_BRANCH_PROFILING |
52 | endif | |
53 | ||
2fb857bc | 54 | KCSAN_SANITIZE_early_32.o := n |
2fb857bc RM |
55 | KCSAN_SANITIZE_cputable.o := n |
56 | KCSAN_SANITIZE_btext.o := n | |
57 | KCSAN_SANITIZE_paca.o := n | |
58 | KCSAN_SANITIZE_setup_64.o := n | |
59 | ||
f4a0318f XJ |
60 | #ifdef CONFIG_RANDOMIZE_KSTACK_OFFSET |
61 | # Remove stack protector to avoid triggering unneeded stack canary | |
62 | # checks due to randomize_kstack_offset. | |
63 | CFLAGS_REMOVE_syscall.o = -fstack-protector -fstack-protector-strong | |
64 | CFLAGS_syscall.o += -fno-stack-protector | |
65 | #endif | |
66 | ||
afc63868 | 67 | obj-y := cputable.o syscalls.o switch.o \ |
0a7601b6 | 68 | irq.o align.o signal_$(BITS).o pmc.o vdso.o \ |
b0ce50aa | 69 | process.o systbl.o idle.o \ |
698193d8 ME |
70 | signal.o sysfs.o cacheinfo.o time.o \ |
71 | prom.o traps.o setup-common.o \ | |
68005b67 | 72 | udbg.o misc.o io.o misc_$(BITS).o \ |
edc8dd99 | 73 | of_platform.o prom_parse.o firmware.o \ |
dbf77fed | 74 | hw_breakpoint_constraints.o interrupt.o \ |
1547db7d | 75 | kdebugfs.o stacktrace.o syscall.o |
da9a1c10 | 76 | obj-y += ptrace/ |
7d7b28b3 | 77 | obj-$(CONFIG_PPC64) += setup_64.o irq_64.o\ |
344bb20b | 78 | paca.o nvram_64.o note.o |
e2375062 | 79 | obj-$(CONFIG_PPC32) += sys_ppc32.o |
0a7601b6 | 80 | obj-$(CONFIG_COMPAT) += sys_ppc32.o signal_32.o |
bce74491 | 81 | obj-$(CONFIG_VDSO32) += vdso32_wrapper.o |
75eb767e | 82 | obj-$(CONFIG_PPC_WATCHDOG) += watchdog.o |
5aae8a53 | 83 | obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o |
a278e7ea | 84 | obj-$(CONFIG_PPC_DAWR) += dawr.o |
2d27cfd3 | 85 | obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_ppc970.o cpu_setup_pa6t.o |
179ab1cb | 86 | obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_power.o |
bbd99922 | 87 | obj-$(CONFIG_PPC_BOOK3S_64) += dexcr.o |
7c379526 | 88 | obj-$(CONFIG_PPC_BOOK3S_64) += mce.o mce_power.o |
6556fd1a | 89 | obj-$(CONFIG_PPC_BOOK3E_64) += exceptions-64e.o idle_64e.o |
179ab1cb | 90 | obj-$(CONFIG_PPC_BARRIER_NOSPEC) += security.o |
bce74491 | 91 | obj-$(CONFIG_PPC64) += vdso64_wrapper.o |
e821ea70 | 92 | obj-$(CONFIG_ALTIVEC) += vecemu.o |
ed0bc98f | 93 | obj-$(CONFIG_PPC_BOOK3S_IDLE) += idle_book3s.o |
188917e1 | 94 | procfs-y := proc_powerpc.o |
d3d2176a | 95 | obj-$(CONFIG_PROC_FS) += $(procfs-y) |
bed59275 | 96 | rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI) := rtas_pci.o |
838ee286 | 97 | obj-$(CONFIG_PPC_RTAS) += rtas_entry.o rtas.o rtas-rtc.o $(rtaspci-y-y) |
3d541c4b | 98 | obj-$(CONFIG_PPC_RTAS_DAEMON) += rtasd.o |
f4fcbbe9 PM |
99 | obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o |
100 | obj-$(CONFIG_RTAS_PROC) += rtas-proc.o | |
5a61ef74 | 101 | obj-$(CONFIG_PPC_DT_CPU_FTRS) += dt_cpu_ftrs.o |
d74ee8e9 | 102 | obj-$(CONFIG_EEH) += eeh.o eeh_pe.o eeh_cache.o \ |
317f06de | 103 | eeh_driver.o eeh_event.o eeh_sysfs.o |
8ad200d7 | 104 | obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync.o |
0cc4746c | 105 | obj-$(CONFIG_CRASH_DUMP) += crash_dump.o |
cd1d55f1 HB |
106 | obj-$(CONFIG_FA_DUMP) += fadump.o |
107 | obj-$(CONFIG_PRESERVE_FA_DUMP) += fadump.o | |
6556fd1a | 108 | obj-$(CONFIG_PPC_85xx) += idle_85xx.o |
d7cceda9 | 109 | obj-$(CONFIG_PPC_BOOK3S_32) += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o |
9b781727 | 110 | obj-$(CONFIG_TAU) += tau_6xx.o |
90103f93 | 111 | obj-$(CONFIG_HIBERNATION) += swsusp.o suspend.o |
dfc3095c CL |
112 | ifdef CONFIG_PPC_85xx |
113 | obj-$(CONFIG_HIBERNATION) += swsusp_85xx.o | |
90103f93 | 114 | else |
68201fbb | 115 | obj-$(CONFIG_HIBERNATION) += swsusp_$(BITS).o |
90103f93 | 116 | endif |
2578bfae | 117 | obj64-$(CONFIG_HIBERNATION) += swsusp_asm64.o |
68201fbb | 118 | obj-$(CONFIG_MODULES) += module.o module_$(BITS).o |
26f571d7 | 119 | obj-$(CONFIG_44x) += cpu_setup_44x.o |
3e731858 | 120 | obj-$(CONFIG_PPC_E500) += cpu_setup_e500.o |
440bc685 | 121 | obj-$(CONFIG_PPC_DOORBELL) += dbell.o |
ac5f89c7 | 122 | obj-$(CONFIG_JUMP_LABEL) += jump_label.o |
40ef8cbc | 123 | |
32164845 MY |
124 | obj-$(CONFIG_PPC64) += head_64.o |
125 | obj-$(CONFIG_PPC_BOOK3S_32) += head_book3s_32.o | |
32164845 | 126 | obj-$(CONFIG_44x) += head_44x.o |
32164845 | 127 | obj-$(CONFIG_PPC_8xx) += head_8xx.o |
ae5b6779 | 128 | obj-$(CONFIG_PPC_85xx) += head_85xx.o |
14cf11af PM |
129 | extra-y += vmlinux.lds |
130 | ||
68201fbb | 131 | obj-$(CONFIG_RELOCATABLE) += reloc_$(BITS).o |
9c5f7d39 | 132 | |
5c810ced | 133 | obj-$(CONFIG_PPC32) += entry_32.o setup_32.o early_32.o static_call.o |
4fc665b8 | 134 | obj-$(CONFIG_PPC64) += dma-iommu.o iommu.o |
17ce452f | 135 | obj-$(CONFIG_KGDB) += kgdb.o |
9b6b563c | 136 | obj-$(CONFIG_BOOTX_TEXT) += btext.o |
5ad57078 | 137 | obj-$(CONFIG_SMP) += smp.o |
7568cb4e | 138 | obj-$(CONFIG_KPROBES) += kprobes.o |
51c9c084 | 139 | obj-$(CONFIG_OPTPROBES) += optprobes.o optprobes_head.o |
ead514d5 | 140 | obj-$(CONFIG_KPROBES_ON_FTRACE) += kprobes-ftrace.o |
8b7b80b9 | 141 | obj-$(CONFIG_UPROBES) += uprobes.o |
19f1bc3f | 142 | obj-$(CONFIG_RETHOOK) += rethook.o |
13b8a272 | 143 | obj-$(CONFIG_PPC_UDBG_16550) += legacy_serial.o udbg_16550.o |
ec3cf2ec | 144 | obj-$(CONFIG_SWIOTLB) += dma-swiotlb.o |
11ddce15 | 145 | obj-$(CONFIG_ARCH_HAS_DMA_SET_MASK) += dma-mask.o |
4c75a6f4 | 146 | |
317f06de | 147 | pci64-$(CONFIG_PPC64) += pci_dn.o pci-hotplug.o isa-bridge.o |
68201fbb | 148 | obj-$(CONFIG_PCI) += pci_$(BITS).o $(pci64-y) \ |
fbe65447 | 149 | pci-common.o pci_of_scan.o |
df87ef55 | 150 | obj-$(CONFIG_PCI_MSI) += msi.o |
467d2782 | 151 | |
b7472e17 ME |
152 | obj-$(CONFIG_AUDIT) += audit.o |
153 | obj64-$(CONFIG_AUDIT) += compat_audit.o | |
154 | ||
3cc30d07 ME |
155 | obj-$(CONFIG_PPC_IO_WORKAROUNDS) += io-workarounds.o |
156 | ||
7853f9c0 | 157 | obj-y += trace/ |
a1110654 | 158 | |
ecd73cc5 | 159 | ifneq ($(CONFIG_PPC_INDIRECT_PIO),y) |
68a64357 | 160 | obj-y += iomap.o |
4cb3cee0 BH |
161 | endif |
162 | ||
98ae22e1 MN |
163 | obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM) += tm.o |
164 | ||
fc2a5a61 | 165 | ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONFIG_PPC_BOOK3S),) |
322b4394 AV |
166 | obj-y += ppc_save_regs.o |
167 | endif | |
168 | ||
2e1ae9c0 | 169 | obj-$(CONFIG_EPAPR_PARAVIRT) += epapr_paravirt.o epapr_hcalls.o |
d17051cb | 170 | obj-$(CONFIG_KVM_GUEST) += kvm.o kvm_emul.o |
136bc039 TJB |
171 | ifneq ($(CONFIG_PPC_POWERNV)$(CONFIG_PPC_SVM),) |
172 | obj-y += ucall.o | |
173 | endif | |
2a342ed5 | 174 | |
9155e234 | 175 | obj-$(CONFIG_PPC_SECURE_BOOT) += secure_boot.o ima_arch.o secvar-ops.o |
bd5d9c74 | 176 | obj-$(CONFIG_PPC_SECVAR_SYSFS) += secvar-sysfs.o |
1a8916ee | 177 | |
fb0b0a73 | 178 | # Disable GCOV, KCOV & sanitizers in odd or sensitive code |
a15098c9 | 179 | GCOV_PROFILE_prom_init.o := n |
fb0b0a73 | 180 | KCOV_INSTRUMENT_prom_init.o := n |
2fb857bc | 181 | KCSAN_SANITIZE_prom_init.o := n |
bf76f73c | 182 | UBSAN_SANITIZE_prom_init.o := n |
a15098c9 | 183 | GCOV_PROFILE_kprobes.o := n |
fb0b0a73 | 184 | KCOV_INSTRUMENT_kprobes.o := n |
2fb857bc | 185 | KCSAN_SANITIZE_kprobes.o := n |
bf76f73c | 186 | UBSAN_SANITIZE_kprobes.o := n |
ead514d5 | 187 | GCOV_PROFILE_kprobes-ftrace.o := n |
fb0b0a73 | 188 | KCOV_INSTRUMENT_kprobes-ftrace.o := n |
2fb857bc | 189 | KCSAN_SANITIZE_kprobes-ftrace.o := n |
ead514d5 | 190 | UBSAN_SANITIZE_kprobes-ftrace.o := n |
bf76f73c | 191 | UBSAN_SANITIZE_vdso.o := n |
a15098c9 | 192 | |
fb0b0a73 AD |
193 | # Necessary for booting with kcov enabled on book3e machines |
194 | KCOV_INSTRUMENT_cputable.o := n | |
195 | KCOV_INSTRUMENT_setup_64.o := n | |
196 | KCOV_INSTRUMENT_paca.o := n | |
197 | ||
a7223f5b AB |
198 | CFLAGS_setup_64.o += -fno-stack-protector |
199 | CFLAGS_paca.o += -fno-stack-protector | |
200 | ||
32164845 MY |
201 | obj-$(CONFIG_PPC_FPU) += fpu.o |
202 | obj-$(CONFIG_ALTIVEC) += vector.o | |
0a4690cf | 203 | |
27be2456 NP |
204 | obj-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init.o |
205 | obj64-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_entry_64.o | |
206 | extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init_check | |
207 | ||
208 | obj-$(CONFIG_PPC64) += $(obj64-y) | |
209 | obj-$(CONFIG_PPC32) += $(obj32-y) | |
5c02cd2f | 210 | |
1fdfa4c6 MY |
211 | quiet_cmd_prom_init_check = PROMCHK $@ |
212 | cmd_prom_init_check = $(CONFIG_SHELL) $< "$(NM)" $(obj)/prom_init.o; touch $@ | |
5c02cd2f | 213 | |
1fdfa4c6 MY |
214 | $(obj)/prom_init_check: $(src)/prom_init_check.sh $(obj)/prom_init.o FORCE |
215 | $(call if_changed,prom_init_check) | |
216 | targets += prom_init_check | |
5c02cd2f | 217 | |
e4ccde02 | 218 | clean-files := vmlinux.lds |
791f9e36 CL |
219 | |
220 | # Force dependency (incbin is bad) | |
fd1feade CL |
221 | $(obj)/vdso32_wrapper.o : $(obj)/vdso/vdso32.so.dbg |
222 | $(obj)/vdso64_wrapper.o : $(obj)/vdso/vdso64.so.dbg | |
964c33cd MY |
223 | |
224 | # for cleaning | |
fd1feade | 225 | subdir- += vdso |