1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 # 2 #
3 # Makefile for the linux kernel. 3 # Makefile for the linux kernel.
4 # 4 #
5 5
6 ifdef CONFIG_PPC32 !! 6 extra-y += vmlinux.lds
7 CFLAGS_prom_init.o += -fPIC !! 7
8 CFLAGS_btext.o += -fPIC !! 8 obj-$(CONFIG_AMIGA) := head.o
9 endif !! 9 obj-$(CONFIG_ATARI) := head.o
10 !! 10 obj-$(CONFIG_MAC) := head.o
11 CFLAGS_early_32.o += $(DISABLE_LATENT_ENTROPY_ !! 11 obj-$(CONFIG_APOLLO) := head.o
12 CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_ !! 12 obj-$(CONFIG_VME) := head.o
13 CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY !! 13 obj-$(CONFIG_HP300) := head.o
14 CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLU !! 14 obj-$(CONFIG_Q40) := head.o
15 CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUG !! 15 obj-$(CONFIG_SUN3X) := head.o
16 !! 16 obj-$(CONFIG_VIRT) := head.o
17 CFLAGS_prom_init.o += -fno-stack-protector !! 17 obj-$(CONFIG_SUN3) := sun3-head.o
18 CFLAGS_prom_init.o += -DDISABLE_BRANCH_PROFILI !! 18
19 CFLAGS_prom_init.o += -ffreestanding !! 19 obj-y += entry.o irq.o module.o process.o ptrace.o
20 CFLAGS_prom_init.o += $(call cc-option, -ftriv !! 20 obj-y += setup.o signal.o sys_m68k.o syscalltable.o time.o traps.o
21 !! 21
22 ifdef CONFIG_FUNCTION_TRACER !! 22 obj-$(CONFIG_MMU_MOTOROLA) += ints.o vectors.o
23 # Do not trace early boot code !! 23 obj-$(CONFIG_MMU_SUN3) += ints.o vectors.o
24 CFLAGS_REMOVE_cputable.o = $(CC_FLAGS_FTRACE) !! 24 obj-$(CONFIG_PCI) += pcibios.o
25 CFLAGS_REMOVE_prom_init.o = $(CC_FLAGS_FTRACE) !! 25
26 CFLAGS_REMOVE_btext.o = $(CC_FLAGS_FTRACE) !! 26 obj-$(CONFIG_M68K_NONCOHERENT_DMA) += dma.o
27 CFLAGS_REMOVE_prom.o = $(CC_FLAGS_FTRACE) !! 27
28 endif !! 28 obj-$(CONFIG_KEXEC_CORE) += machine_kexec.o relocate_kernel.o
29 !! 29 obj-$(CONFIG_BOOTINFO_PROC) += bootinfo_proc.o
30 KASAN_SANITIZE_early_32.o := n !! 30 obj-$(CONFIG_UBOOT) += uboot.o
31 KASAN_SANITIZE_cputable.o := n !! 31
32 KASAN_SANITIZE_prom_init.o := n !! 32 obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
33 KASAN_SANITIZE_btext.o := n <<
34 KASAN_SANITIZE_paca.o := n <<
35 KASAN_SANITIZE_setup_64.o := n <<
36 KASAN_SANITIZE_mce.o := n <<
37 KASAN_SANITIZE_mce_power.o := n <<
38 KASAN_SANITIZE_udbg.o := n <<
39 KASAN_SANITIZE_udbg_16550.o := n <<
40 <<
41 # we have to be particularly careful in ppc64 <<
42 # runs with translations off, as we cannot acc <<
43 # translations off. However, ppc32 can sanitiz <<
44 ifdef CONFIG_PPC64 <<
45 KASAN_SANITIZE_traps.o := n <<
46 endif <<
47 <<
48 ifdef CONFIG_KASAN <<
49 CFLAGS_early_32.o += -DDISABLE_BRANCH_PROFILIN <<
50 CFLAGS_cputable.o += -DDISABLE_BRANCH_PROFILIN <<
51 CFLAGS_btext.o += -DDISABLE_BRANCH_PROFILING <<
52 endif <<
53 <<
54 KCSAN_SANITIZE_early_32.o := n <<
55 KCSAN_SANITIZE_cputable.o := n <<
56 KCSAN_SANITIZE_btext.o := n <<
57 KCSAN_SANITIZE_paca.o := n <<
58 KCSAN_SANITIZE_setup_64.o := n <<
59 <<
60 #ifdef CONFIG_RANDOMIZE_KSTACK_OFFSET <<
61 # Remove stack protector to avoid triggering u <<
62 # checks due to randomize_kstack_offset. <<
63 CFLAGS_REMOVE_syscall.o = -fstack-protector -f <<
64 CFLAGS_syscall.o += -fno-stack-protector <<
65 #endif <<
66 <<
67 obj-y := cputable.o <<
68 irq.o align <<
69 process.o s <<
70 signal.o sy <<
71 prom.o trap <<
72 udbg.o misc <<
73 of_platform <<
74 hw_breakpoi <<
75 kdebugfs.o <<
76 obj-y += ptrace/ <<
77 obj-$(CONFIG_PPC64) += setup_64.o <<
78 paca.o nvra <<
79 obj-$(CONFIG_PPC32) += sys_ppc32.o <<
80 obj-$(CONFIG_COMPAT) += sys_ppc32.o <<
81 obj-$(CONFIG_VDSO32) += vdso32_wrap <<
82 obj-$(CONFIG_PPC_WATCHDOG) += watchdog.o <<
83 obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_ <<
84 obj-$(CONFIG_PPC_DAWR) += dawr.o <<
85 obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_p <<
86 obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_p <<
87 obj-$(CONFIG_PPC_BOOK3S_64) += dexcr.o <<
88 obj-$(CONFIG_PPC_BOOK3S_64) += mce.o mce_p <<
89 obj-$(CONFIG_PPC_BOOK3E_64) += exceptions- <<
90 obj-$(CONFIG_PPC_BARRIER_NOSPEC) += security.o <<
91 obj-$(CONFIG_PPC64) += vdso64_wrap <<
92 obj-$(CONFIG_ALTIVEC) += vecemu.o <<
93 obj-$(CONFIG_PPC_BOOK3S_IDLE) += idle_book3s <<
94 procfs-y := proc_powerp <<
95 obj-$(CONFIG_PROC_FS) += $(procfs-y) <<
96 rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI) := rta <<
97 obj-$(CONFIG_PPC_RTAS) += rtas_entry. <<
98 obj-$(CONFIG_PPC_RTAS_DAEMON) += rtasd.o <<
99 obj-$(CONFIG_RTAS_FLASH) += rtas_flash. <<
100 obj-$(CONFIG_RTAS_PROC) += rtas-proc.o <<
101 obj-$(CONFIG_PPC_DT_CPU_FTRS) += dt_cpu_ftrs <<
102 obj-$(CONFIG_EEH) += eeh.o eeh_pe <<
103 eeh_driver.o <<
104 obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync. <<
105 obj-$(CONFIG_CRASH_DUMP) += crash_dump. <<
106 obj-$(CONFIG_FA_DUMP) += fadump.o <<
107 obj-$(CONFIG_PRESERVE_FA_DUMP) += fadump.o <<
108 obj-$(CONFIG_PPC_85xx) += idle_85xx.o <<
109 obj-$(CONFIG_PPC_BOOK3S_32) += idle_6xx.o <<
110 obj-$(CONFIG_TAU) += tau_6xx.o <<
111 obj-$(CONFIG_HIBERNATION) += swsusp.o su <<
112 ifdef CONFIG_PPC_85xx <<
113 obj-$(CONFIG_HIBERNATION) += swsusp_85xx <<
114 else <<
115 obj-$(CONFIG_HIBERNATION) += swsusp_$(BI <<
116 endif <<
117 obj64-$(CONFIG_HIBERNATION) += swsusp_asm6 <<
118 obj-$(CONFIG_MODULES) += module.o mo <<
119 obj-$(CONFIG_44x) += cpu_setup_4 <<
120 obj-$(CONFIG_PPC_E500) += cpu_setup_e <<
121 obj-$(CONFIG_PPC_DOORBELL) += dbell.o <<
122 obj-$(CONFIG_JUMP_LABEL) += jump_label. <<
123 <<
124 obj-$(CONFIG_PPC64) += head_64.o <<
125 obj-$(CONFIG_PPC_BOOK3S_32) += head_book3s <<
126 obj-$(CONFIG_44x) += head_44x.o <<
127 obj-$(CONFIG_PPC_8xx) += head_8xx.o <<
128 obj-$(CONFIG_PPC_85xx) += head_85xx.o <<
129 extra-y += vmlinux.lds <<
130 <<
131 obj-$(CONFIG_RELOCATABLE) += reloc_$(BIT <<
132 <<
133 obj-$(CONFIG_PPC32) += entry_32.o <<
134 obj-$(CONFIG_PPC64) += dma-iommu.o <<
135 obj-$(CONFIG_KGDB) += kgdb.o <<
136 obj-$(CONFIG_BOOTX_TEXT) += btext.o <<
137 obj-$(CONFIG_SMP) += smp.o <<
138 obj-$(CONFIG_KPROBES) += kprobes.o <<
139 obj-$(CONFIG_OPTPROBES) += optprobes.o <<
140 obj-$(CONFIG_KPROBES_ON_FTRACE) += kprobes-ftr <<
141 obj-$(CONFIG_UPROBES) += uprobes.o <<
142 obj-$(CONFIG_RETHOOK) += rethook.o <<
143 obj-$(CONFIG_PPC_UDBG_16550) += legacy_seri <<
144 obj-$(CONFIG_SWIOTLB) += dma-swiotlb <<
145 obj-$(CONFIG_ARCH_HAS_DMA_SET_MASK) += dma-mas <<
146 <<
147 pci64-$(CONFIG_PPC64) += pci_dn.o pc <<
148 obj-$(CONFIG_PCI) += pci_$(BITS) <<
149 pci-common. <<
150 obj-$(CONFIG_PCI_MSI) += msi.o <<
151 <<
152 obj-$(CONFIG_AUDIT) += audit.o <<
153 obj64-$(CONFIG_AUDIT) += compat_audi <<
154 <<
155 obj-$(CONFIG_PPC_IO_WORKAROUNDS) += io- <<
156 <<
157 obj-y += trace/ <<
158 <<
159 ifneq ($(CONFIG_PPC_INDIRECT_PIO),y) <<
160 obj-y += iomap.o <<
161 endif <<
162 <<
163 obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM) += tm. <<
164 <<
165 ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONF <<
166 obj-y += ppc_save_re <<
167 endif <<
168 <<
169 obj-$(CONFIG_EPAPR_PARAVIRT) += epapr_parav <<
170 obj-$(CONFIG_KVM_GUEST) += kvm.o kvm_e <<
171 ifneq ($(CONFIG_PPC_POWERNV)$(CONFIG_PPC_SVM), <<
172 obj-y += ucall.o <<
173 endif <<
174 <<
175 obj-$(CONFIG_PPC_SECURE_BOOT) += secure_boot <<
176 obj-$(CONFIG_PPC_SECVAR_SYSFS) += secvar-sysf <<
177 <<
178 # Disable GCOV, KCOV & sanitizers in odd or se <<
179 GCOV_PROFILE_prom_init.o := n <<
180 KCOV_INSTRUMENT_prom_init.o := n <<
181 KCSAN_SANITIZE_prom_init.o := n <<
182 UBSAN_SANITIZE_prom_init.o := n <<
183 GCOV_PROFILE_kprobes.o := n <<
184 KCOV_INSTRUMENT_kprobes.o := n <<
185 KCSAN_SANITIZE_kprobes.o := n <<
186 UBSAN_SANITIZE_kprobes.o := n <<
187 GCOV_PROFILE_kprobes-ftrace.o := n <<
188 KCOV_INSTRUMENT_kprobes-ftrace.o := n <<
189 KCSAN_SANITIZE_kprobes-ftrace.o := n <<
190 UBSAN_SANITIZE_kprobes-ftrace.o := n <<
191 UBSAN_SANITIZE_vdso.o := n <<
192 <<
193 # Necessary for booting with kcov enabled on b <<
194 KCOV_INSTRUMENT_cputable.o := n <<
195 KCOV_INSTRUMENT_setup_64.o := n <<
196 KCOV_INSTRUMENT_paca.o := n <<
197 <<
198 CFLAGS_setup_64.o += -fno-stack- <<
199 CFLAGS_paca.o += -fno-stack- <<
200 <<
201 obj-$(CONFIG_PPC_FPU) += fpu.o <<
202 obj-$(CONFIG_ALTIVEC) += vector.o <<
203 <<
204 obj-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_i <<
205 obj64-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom <<
206 extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom <<
207 <<
208 obj-$(CONFIG_PPC64) += $(obj64-y) <<
209 obj-$(CONFIG_PPC32) += $(obj32-y) <<
210 <<
211 quiet_cmd_prom_init_check = PROMCHK $@ <<
212 cmd_prom_init_check = $(CONFIG_SHELL) $< <<
213 <<
214 $(obj)/prom_init_check: $(src)/prom_init_check <<
215 $(call if_changed,prom_init_check) <<
216 targets += prom_init_check <<
217 <<
218 clean-files := vmlinux.lds <<
219 <<
220 # Force dependency (incbin is bad) <<
221 $(obj)/vdso32_wrapper.o : $(obj)/vdso/vdso32.s <<
222 $(obj)/vdso64_wrapper.o : $(obj)/vdso/vdso64.s <<
223 33
224 # for cleaning <<
225 subdir- += vdso <<
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