1 # SPDX-License-Identifier: GPL-2.0 !! 1 # $Id: Makefile,v 1.69 2001/11/19 04:09:53 davem Exp $
2 # <<
3 # Makefile for the linux kernel. 2 # Makefile for the linux kernel.
4 # 3 #
5 4
6 ifdef CONFIG_PPC32 !! 5 SH = $(CONFIG_SHELL)
7 CFLAGS_prom_init.o += -fPIC <<
8 CFLAGS_btext.o += -fPIC <<
9 endif <<
10 <<
11 CFLAGS_early_32.o += $(DISABLE_LATENT_ENTROPY_ <<
12 CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_ <<
13 CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY <<
14 CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLU <<
15 CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUG <<
16 <<
17 CFLAGS_prom_init.o += -fno-stack-protector <<
18 CFLAGS_prom_init.o += -DDISABLE_BRANCH_PROFILI <<
19 CFLAGS_prom_init.o += -ffreestanding <<
20 CFLAGS_prom_init.o += $(call cc-option, -ftriv <<
21 <<
22 ifdef CONFIG_FUNCTION_TRACER <<
23 # Do not trace early boot code <<
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 = $(CC_FLAGS_FTRACE) <<
28 endif <<
29 6
30 KASAN_SANITIZE_early_32.o := n !! 7 USE_STANDARD_AS_RULE := true
31 KASAN_SANITIZE_cputable.o := n !! 8 EXTRA_AFLAGS := -ansi
32 KASAN_SANITIZE_prom_init.o := n <<
33 KASAN_SANITIZE_btext.o := n <<
34 KASAN_SANITIZE_paca.o := n <<
35 KASAN_SANITIZE_setup_64.o := n <<
36 KASAN_SANITIZE_mce.o := n <<
37 KASAN_SANITIZE_mce_power.o := n <<
38 KASAN_SANITIZE_udbg.o := n <<
39 KASAN_SANITIZE_udbg_16550.o := n <<
40 <<
41 # we have to be particularly careful in ppc64 <<
42 # runs with translations off, as we cannot acc <<
43 # translations off. However, ppc32 can sanitiz <<
44 ifdef CONFIG_PPC64 <<
45 KASAN_SANITIZE_traps.o := n <<
46 endif <<
47 9
48 ifdef CONFIG_KASAN !! 10 all: kernel.o head.o init_task.o
49 CFLAGS_early_32.o += -DDISABLE_BRANCH_PROFILIN <<
50 CFLAGS_cputable.o += -DDISABLE_BRANCH_PROFILIN <<
51 CFLAGS_btext.o += -DDISABLE_BRANCH_PROFILING <<
52 endif <<
53 11
54 KCSAN_SANITIZE_early_32.o := n !! 12 O_TARGET := kernel.o
55 KCSAN_SANITIZE_cputable.o := n <<
56 KCSAN_SANITIZE_btext.o := n <<
57 KCSAN_SANITIZE_paca.o := n <<
58 KCSAN_SANITIZE_setup_64.o := n <<
59 <<
60 #ifdef CONFIG_RANDOMIZE_KSTACK_OFFSET <<
61 # Remove stack protector to avoid triggering u <<
62 # checks due to randomize_kstack_offset. <<
63 CFLAGS_REMOVE_syscall.o = -fstack-protector -f <<
64 CFLAGS_syscall.o += -fno-stack-protector <<
65 #endif <<
66 <<
67 obj-y := cputable.o <<
68 irq.o align <<
69 process.o s <<
70 signal.o sy <<
71 prom.o trap <<
72 udbg.o misc <<
73 of_platform <<
74 hw_breakpoi <<
75 kdebugfs.o <<
76 obj-y += ptrace/ <<
77 obj-$(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 13
155 obj-$(CONFIG_PPC_IO_WORKAROUNDS) += io- !! 14 export-objs := sparc64_ksyms.o
>> 15 obj-y := process.o setup.o cpu.o idprom.o \
>> 16 traps.o devices.o auxio.o \
>> 17 irq.o ptrace.o time.o sys_sparc.o signal.o \
>> 18 unaligned.o central.o pci.o starfire.o semaphore.o \
>> 19 power.o sbus.o iommu_common.o sparc64_ksyms.o chmc.o
>> 20
>> 21 obj-$(CONFIG_PCI) += ebus.o isa.o pci_common.o pci_iommu.o \
>> 22 pci_psycho.o pci_sabre.o pci_schizo.o
>> 23 obj-$(CONFIG_SMP) += smp.o trampoline.o
>> 24 obj-$(CONFIG_SPARC32_COMPAT) += sys32.o sys_sparc32.o signal32.o ioctl32.o
>> 25 obj-$(CONFIG_BINFMT_ELF32) += binfmt_elf32.o
>> 26 obj-$(CONFIG_BINFMT_AOUT32) += binfmt_aout32.o
156 27
157 obj-y += trace/ !! 28 ifdef CONFIG_SUNOS_EMUL
158 !! 29 obj-y += sys_sunos32.o sunos_ioctl32.o
159 ifneq ($(CONFIG_PPC_INDIRECT_PIO),y) !! 30 else
160 obj-y += iomap.o !! 31 ifdef CONFIG_SOLARIS_EMUL
>> 32 obj-y += sys_sunos32.o sunos_ioctl32.o
>> 33 endif
161 endif 34 endif
162 35
163 obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM) += tm. !! 36 head.o: head.S ttable.S itlb_base.S dtlb_base.S dtlb_backend.S dtlb_prot.S \
>> 37 etrap.S rtrap.S winfixup.S entry.S
>> 38 $(CC) $(AFLAGS) -ansi -c $*.S -o $*.o
164 39
165 ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONF !! 40 #
166 obj-y += ppc_save_re !! 41 # This is just to get the dependencies...
167 endif !! 42 #
>> 43 binfmt_elf32.o: $(TOPDIR)/fs/binfmt_elf.c
168 44
169 obj-$(CONFIG_EPAPR_PARAVIRT) += epapr_parav !! 45 ifneq ($(NEW_GCC),y)
170 obj-$(CONFIG_KVM_GUEST) += kvm.o kvm_e !! 46 CMODEL_CFLAG := -mmedlow
171 ifneq ($(CONFIG_PPC_POWERNV)$(CONFIG_PPC_SVM), !! 47 else
172 obj-y += ucall.o !! 48 CMODEL_CFLAG := -m64 -mcmodel=medlow
173 endif 49 endif
174 50
175 obj-$(CONFIG_PPC_SECURE_BOOT) += secure_boot !! 51 check_asm: dummy
176 obj-$(CONFIG_PPC_SECVAR_SYSFS) += secvar-sysf !! 52 @if [ ! -r $(HPATH)/asm/asm_offsets.h ] ; then \
177 !! 53 touch $(HPATH)/asm/asm_offsets.h ; \
178 # Disable GCOV, KCOV & sanitizers in odd or se !! 54 fi
179 GCOV_PROFILE_prom_init.o := n !! 55 @echo "/* Automatically generated. Do not edit. */" > asm_offsets.h
180 KCOV_INSTRUMENT_prom_init.o := n !! 56 @echo "#ifndef __ASM_OFFSETS_H__" >> asm_offsets.h
181 KCSAN_SANITIZE_prom_init.o := n !! 57 @echo "#define __ASM_OFFSETS_H__" >> asm_offsets.h
182 UBSAN_SANITIZE_prom_init.o := n !! 58 @echo >> asm_offsets.h
183 GCOV_PROFILE_kprobes.o := n !! 59 @echo "#include <linux/config.h>" >> asm_offsets.h
184 KCOV_INSTRUMENT_kprobes.o := n !! 60 @echo >> asm_offsets.h
185 KCSAN_SANITIZE_kprobes.o := n !! 61 @echo "#include <linux/config.h>" > tmp.c
186 UBSAN_SANITIZE_kprobes.o := n !! 62 @echo "#include <linux/sched.h>" >> tmp.c
187 GCOV_PROFILE_kprobes-ftrace.o := n !! 63 $(CPP) $(CPPFLAGS) -P tmp.c -o tmp.i
188 KCOV_INSTRUMENT_kprobes-ftrace.o := n !! 64 @echo "/* Automatically generated. Do not edit. */" > check_asm_data.c
189 KCSAN_SANITIZE_kprobes-ftrace.o := n !! 65 @echo "#include <linux/config.h>" >> check_asm_data.c
190 UBSAN_SANITIZE_kprobes-ftrace.o := n !! 66 @echo "#include <linux/sched.h>" >> check_asm_data.c
191 UBSAN_SANITIZE_vdso.o := n !! 67 @echo 'unsigned int check_asm_data[] = {' >> check_asm_data.c
192 !! 68 $(SH) ./check_asm.sh -data task tmp.i check_asm_data.c
193 # Necessary for booting with kcov enabled on b !! 69 $(SH) ./check_asm.sh -data mm tmp.i check_asm_data.c
194 KCOV_INSTRUMENT_cputable.o := n !! 70 $(SH) ./check_asm.sh -data thread tmp.i check_asm_data.c
195 KCOV_INSTRUMENT_setup_64.o := n !! 71 @echo '};' >> check_asm_data.c
196 KCOV_INSTRUMENT_paca.o := n !! 72 $(CC) $(CPPFLAGS) $(CMODEL_CFLAG) -ffixed-g4 -S -o check_asm_data.s check_asm_data.c
197 !! 73 @echo "/* Automatically generated. Do not edit. */" > check_asm.c
198 CFLAGS_setup_64.o += -fno-stack- !! 74 @echo 'extern int printf(const char *fmt, ...);' >>check_asm.c
199 CFLAGS_paca.o += -fno-stack- !! 75 @echo 'unsigned int check_asm_data[] = {' >> check_asm.c
200 !! 76 $(SH) ./check_asm.sh -ints check_asm_data.s check_asm.c
201 obj-$(CONFIG_PPC_FPU) += fpu.o !! 77 @echo '};' >> check_asm.c
202 obj-$(CONFIG_ALTIVEC) += vector.o !! 78 @echo 'int main(void) {' >> check_asm.c
203 !! 79 @echo 'int i = 0;' >> check_asm.c
204 obj-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_i !! 80 $(SH) ./check_asm.sh -printf task tmp.i check_asm.c
205 obj64-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom !! 81 $(SH) ./check_asm.sh -printf mm tmp.i check_asm.c
206 extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom !! 82 $(SH) ./check_asm.sh -printf thread tmp.i check_asm.c
207 !! 83 @echo 'return 0; }' >> check_asm.c
208 obj-$(CONFIG_PPC64) += $(obj64-y) !! 84 @rm -f tmp.[ci] check_asm_data.[cs]
209 obj-$(CONFIG_PPC32) += $(obj32-y) !! 85 $(HOSTCC) -o check_asm check_asm.c
210 !! 86 ./check_asm >> asm_offsets.h
211 quiet_cmd_prom_init_check = PROMCHK $@ !! 87 @rm -f check_asm check_asm.c
212 cmd_prom_init_check = $(CONFIG_SHELL) $< !! 88 @echo >> asm_offsets.h
213 !! 89 @echo "#endif /* __ASM_OFFSETS_H__ */" >> asm_offsets.h
214 $(obj)/prom_init_check: $(src)/prom_init_check !! 90 @if test -r $(HPATH)/asm/asm_offsets.h; then \
215 $(call if_changed,prom_init_check) !! 91 if cmp -s asm_offsets.h $(HPATH)/asm/asm_offsets.h; then \
216 targets += prom_init_check !! 92 echo $(HPATH)/asm/asm_offsets.h is unchanged; \
217 !! 93 rm -f asm_offsets.h; \
218 clean-files := vmlinux.lds !! 94 else \
219 !! 95 mv -f asm_offsets.h $(HPATH)/asm/asm_offsets.h; \
220 # Force dependency (incbin is bad) !! 96 fi; \
221 $(obj)/vdso32_wrapper.o : $(obj)/vdso/vdso32.s !! 97 else \
222 $(obj)/vdso64_wrapper.o : $(obj)/vdso/vdso64.s !! 98 mv -f asm_offsets.h $(HPATH)/asm/asm_offsets.h; \
>> 99 fi
223 100
224 # for cleaning !! 101 include $(TOPDIR)/Rules.make
225 subdir- += vdso <<
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