1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # Makefile for the linux kernel. !! 2 # Makefile for the Linux/MIPS kernel.
4 # 3 #
5 4
6 ifdef CONFIG_PPC32 !! 5 extra-y := head.o vmlinux.lds
7 CFLAGS_prom_init.o += -fPIC <<
8 CFLAGS_btext.o += -fPIC <<
9 endif <<
10 6
11 CFLAGS_early_32.o += $(DISABLE_LATENT_ENTROPY_ !! 7 obj-y += cpu-probe.o branch.o elf.o entry.o genex.o idle.o irq.o \
12 CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_ !! 8 process.o prom.o ptrace.o reset.o setup.o signal.o \
13 CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY !! 9 syscall.o time.o topology.o traps.o unaligned.o watch.o \
14 CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLU !! 10 vdso.o cacheinfo.o
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 11
22 ifdef CONFIG_FUNCTION_TRACER 12 ifdef CONFIG_FUNCTION_TRACER
23 # Do not trace early boot code !! 13 CFLAGS_REMOVE_ftrace.o = -pg
24 CFLAGS_REMOVE_cputable.o = $(CC_FLAGS_FTRACE) !! 14 CFLAGS_REMOVE_early_printk.o = -pg
25 CFLAGS_REMOVE_prom_init.o = $(CC_FLAGS_FTRACE) !! 15 CFLAGS_REMOVE_perf_event.o = -pg
26 CFLAGS_REMOVE_btext.o = $(CC_FLAGS_FTRACE) !! 16 CFLAGS_REMOVE_perf_event_mipsxx.o = -pg
27 CFLAGS_REMOVE_prom.o = $(CC_FLAGS_FTRACE) !! 17 endif
28 endif !! 18
>> 19 obj-$(CONFIG_CEVT_BCM1480) += cevt-bcm1480.o
>> 20 obj-$(CONFIG_CEVT_R4K) += cevt-r4k.o
>> 21 obj-$(CONFIG_CEVT_DS1287) += cevt-ds1287.o
>> 22 obj-$(CONFIG_CEVT_GT641XX) += cevt-gt641xx.o
>> 23 obj-$(CONFIG_CEVT_SB1250) += cevt-sb1250.o
>> 24 obj-$(CONFIG_CEVT_TXX9) += cevt-txx9.o
>> 25 obj-$(CONFIG_CSRC_BCM1480) += csrc-bcm1480.o
>> 26 obj-$(CONFIG_CSRC_IOASIC) += csrc-ioasic.o
>> 27 obj-$(CONFIG_CSRC_R4K) += csrc-r4k.o
>> 28 obj-$(CONFIG_CSRC_SB1250) += csrc-sb1250.o
>> 29 obj-$(CONFIG_SYNC_R4K) += sync-r4k.o
>> 30
>> 31 obj-$(CONFIG_DEBUG_FS) += segment.o
>> 32 obj-$(CONFIG_STACKTRACE) += stacktrace.o
>> 33 obj-$(CONFIG_MODULES) += module.o
>> 34 obj-$(CONFIG_MODULES_USE_ELF_RELA) += module-rela.o
>> 35
>> 36 obj-$(CONFIG_FTRACE_SYSCALLS) += ftrace.o
>> 37 obj-$(CONFIG_FUNCTION_TRACER) += mcount.o ftrace.o
>> 38
>> 39 obj-$(CONFIG_CPU_R4K_FPU) += r4k_fpu.o r4k_switch.o
>> 40 obj-$(CONFIG_CPU_R3000) += r2300_fpu.o r2300_switch.o
>> 41 obj-$(CONFIG_CPU_R6000) += r6000_fpu.o r4k_switch.o
>> 42 obj-$(CONFIG_CPU_TX39XX) += r2300_fpu.o r2300_switch.o
>> 43 obj-$(CONFIG_CPU_CAVIUM_OCTEON) += r4k_fpu.o octeon_switch.o
29 44
30 KASAN_SANITIZE_early_32.o := n !! 45 obj-$(CONFIG_SMP) += smp.o
31 KASAN_SANITIZE_cputable.o := n !! 46 obj-$(CONFIG_SMP_UP) += smp-up.o
32 KASAN_SANITIZE_prom_init.o := n !! 47 obj-$(CONFIG_CPU_BMIPS) += smp-bmips.o bmips_vec.o bmips_5xxx_init.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
48 ifdef CONFIG_KASAN !! 49 obj-$(CONFIG_MIPS_MT) += mips-mt.o
49 CFLAGS_early_32.o += -DDISABLE_BRANCH_PROFILIN !! 50 obj-$(CONFIG_MIPS_MT_FPAFF) += mips-mt-fpaff.o
50 CFLAGS_cputable.o += -DDISABLE_BRANCH_PROFILIN !! 51 obj-$(CONFIG_MIPS_MT_SMP) += smp-mt.o
51 CFLAGS_btext.o += -DDISABLE_BRANCH_PROFILING !! 52 obj-$(CONFIG_MIPS_CMP) += smp-cmp.o
52 endif !! 53 obj-$(CONFIG_MIPS_CPS) += smp-cps.o cps-vec.o
>> 54 obj-$(CONFIG_MIPS_CPS_NS16550) += cps-vec-ns16550.o
>> 55 obj-$(CONFIG_MIPS_SPRAM) += spram.o
>> 56
>> 57 obj-$(CONFIG_MIPS_VPE_LOADER) += vpe.o
>> 58 obj-$(CONFIG_MIPS_VPE_LOADER_CMP) += vpe-cmp.o
>> 59 obj-$(CONFIG_MIPS_VPE_LOADER_MT) += vpe-mt.o
>> 60 obj-$(CONFIG_MIPS_VPE_APSP_API) += rtlx.o
>> 61 obj-$(CONFIG_MIPS_VPE_APSP_API_CMP) += rtlx-cmp.o
>> 62 obj-$(CONFIG_MIPS_VPE_APSP_API_MT) += rtlx-mt.o
>> 63
>> 64 obj-$(CONFIG_IRQ_CPU_RM7K) += irq-rm7000.o
>> 65 obj-$(CONFIG_MIPS_MSC) += irq-msc01.o
>> 66 obj-$(CONFIG_IRQ_TXX9) += irq_txx9.o
>> 67 obj-$(CONFIG_IRQ_GT641XX) += irq-gt641xx.o
53 68
54 KCSAN_SANITIZE_early_32.o := n !! 69 obj-$(CONFIG_KPROBES) += kprobes.o
55 KCSAN_SANITIZE_cputable.o := n !! 70 obj-$(CONFIG_32BIT) += scall32-o32.o
56 KCSAN_SANITIZE_btext.o := n !! 71 obj-$(CONFIG_64BIT) += scall64-64.o
57 KCSAN_SANITIZE_paca.o := n !! 72 obj-$(CONFIG_MIPS32_COMPAT) += linux32.o ptrace32.o signal32.o
58 KCSAN_SANITIZE_setup_64.o := n !! 73 obj-$(CONFIG_MIPS32_N32) += binfmt_elfn32.o scall64-n32.o signal_n32.o
59 !! 74 obj-$(CONFIG_MIPS32_O32) += binfmt_elfo32.o scall64-o32.o signal_o32.o
60 #ifdef CONFIG_RANDOMIZE_KSTACK_OFFSET <<
61 # Remove stack protector to avoid triggering u <<
62 # checks due to randomize_kstack_offset. <<
63 CFLAGS_REMOVE_syscall.o = -fstack-protector -f <<
64 CFLAGS_syscall.o += -fno-stack-protector <<
65 #endif <<
66 <<
67 obj-y := cputable.o <<
68 irq.o align <<
69 process.o s <<
70 signal.o sy <<
71 prom.o trap <<
72 udbg.o misc <<
73 of_platform <<
74 hw_breakpoi <<
75 kdebugfs.o <<
76 obj-y += ptrace/ <<
77 obj-$(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 75
124 obj-$(CONFIG_PPC64) += head_64.o !! 76 obj-$(CONFIG_KGDB) += kgdb.o
125 obj-$(CONFIG_PPC_BOOK3S_32) += head_book3s !! 77 obj-$(CONFIG_PROC_FS) += proc.o
126 obj-$(CONFIG_44x) += head_44x.o !! 78 obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o
127 obj-$(CONFIG_PPC_8xx) += head_8xx.o <<
128 obj-$(CONFIG_PPC_85xx) += head_85xx.o <<
129 extra-y += vmlinux.lds <<
130 79
131 obj-$(CONFIG_RELOCATABLE) += reloc_$(BIT !! 80 obj-$(CONFIG_64BIT) += cpu-bugs64.o
132 81
133 obj-$(CONFIG_PPC32) += entry_32.o !! 82 obj-$(CONFIG_I8253) += i8253.o
134 obj-$(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-$(CONFIG_ARCH_HAS_DMA_SET_MASK) += dma-mas <<
146 83
147 pci64-$(CONFIG_PPC64) += pci_dn.o pc !! 84 obj-$(CONFIG_GPIO_TXX9) += gpio_txx9.o
148 obj-$(CONFIG_PCI) += pci_$(BITS) <<
149 pci-common. <<
150 obj-$(CONFIG_PCI_MSI) += msi.o <<
151 85
152 obj-$(CONFIG_AUDIT) += audit.o !! 86 obj-$(CONFIG_RELOCATABLE) += relocate.o
153 obj64-$(CONFIG_AUDIT) += compat_audi <<
154 87
155 obj-$(CONFIG_PPC_IO_WORKAROUNDS) += io- !! 88 obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o crash.o
>> 89 obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
>> 90 obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
>> 91 obj-$(CONFIG_EARLY_PRINTK_8250) += early_printk_8250.o
>> 92 obj-$(CONFIG_SPINLOCK_TEST) += spinlock_test.o
>> 93 obj-$(CONFIG_MIPS_MACHINE) += mips_machine.o
>> 94 obj-$(CONFIG_MIPSR2_TO_R6_EMULATOR) += mips-r2-to-r6-emul.o
156 95
157 obj-y += trace/ !! 96 CFLAGS_cpu-bugs64.o = $(shell if $(CC) $(KBUILD_CFLAGS) -Wa,-mdaddi -c -o /dev/null -x c /dev/null >/dev/null 2>&1; then echo "-DHAVE_AS_SET_DADDI"; fi)
158 97
159 ifneq ($(CONFIG_PPC_INDIRECT_PIO),y) !! 98 obj-$(CONFIG_HAVE_STD_PC_SERIAL_PORT) += 8250-platform.o
160 obj-y += iomap.o <<
161 endif <<
162 99
163 obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM) += tm. !! 100 obj-$(CONFIG_PERF_EVENTS) += perf_event.o
>> 101 obj-$(CONFIG_HW_PERF_EVENTS) += perf_event_mipsxx.o
164 102
165 ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONF !! 103 obj-$(CONFIG_JUMP_LABEL) += jump_label.o
166 obj-y += ppc_save_re !! 104 obj-$(CONFIG_UPROBES) += uprobes.o
167 endif <<
168 105
169 obj-$(CONFIG_EPAPR_PARAVIRT) += epapr_parav !! 106 obj-$(CONFIG_MIPS_CM) += mips-cm.o
170 obj-$(CONFIG_KVM_GUEST) += kvm.o kvm_e !! 107 obj-$(CONFIG_MIPS_CPC) += mips-cpc.o
171 ifneq ($(CONFIG_PPC_POWERNV)$(CONFIG_PPC_SVM), !! 108
172 obj-y += ucall.o !! 109 obj-$(CONFIG_CPU_PM) += pm.o
173 endif !! 110 obj-$(CONFIG_MIPS_CPS_PM) += pm-cps.o
174 111
175 obj-$(CONFIG_PPC_SECURE_BOOT) += secure_boot !! 112 #
176 obj-$(CONFIG_PPC_SECVAR_SYSFS) += secvar-sysf !! 113 # DSP ASE supported for MIPS32 or MIPS64 Release 2 cores only. It is not
>> 114 # safe to unconditionnaly use the assembler -mdsp / -mdspr2 switches
>> 115 # here because the compiler may use DSP ASE instructions (such as lwx) in
>> 116 # code paths where we cannot check that the CPU we are running on supports it.
>> 117 # Proper abstraction using HAVE_AS_DSP and macros is done in
>> 118 # arch/mips/include/asm/mipsregs.h.
>> 119 #
>> 120 ifeq ($(CONFIG_CPU_MIPSR2), y)
>> 121 CFLAGS_DSP = -DHAVE_AS_DSP
177 122
178 # Disable GCOV, KCOV & sanitizers in odd or se !! 123 CFLAGS_signal.o = $(CFLAGS_DSP)
179 GCOV_PROFILE_prom_init.o := n !! 124 CFLAGS_signal32.o = $(CFLAGS_DSP)
180 KCOV_INSTRUMENT_prom_init.o := n !! 125 CFLAGS_process.o = $(CFLAGS_DSP)
181 KCSAN_SANITIZE_prom_init.o := n !! 126 CFLAGS_branch.o = $(CFLAGS_DSP)
182 UBSAN_SANITIZE_prom_init.o := n !! 127 CFLAGS_ptrace.o = $(CFLAGS_DSP)
183 GCOV_PROFILE_kprobes.o := n !! 128 endif
184 KCOV_INSTRUMENT_kprobes.o := n <<
185 KCSAN_SANITIZE_kprobes.o := n <<
186 UBSAN_SANITIZE_kprobes.o := n <<
187 GCOV_PROFILE_kprobes-ftrace.o := n <<
188 KCOV_INSTRUMENT_kprobes-ftrace.o := n <<
189 KCSAN_SANITIZE_kprobes-ftrace.o := n <<
190 UBSAN_SANITIZE_kprobes-ftrace.o := n <<
191 UBSAN_SANITIZE_vdso.o := n <<
192 <<
193 # Necessary for booting with kcov enabled on b <<
194 KCOV_INSTRUMENT_cputable.o := n <<
195 KCOV_INSTRUMENT_setup_64.o := n <<
196 KCOV_INSTRUMENT_paca.o := n <<
197 <<
198 CFLAGS_setup_64.o += -fno-stack- <<
199 CFLAGS_paca.o += -fno-stack- <<
200 <<
201 obj-$(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 <<
223 129
224 # for cleaning !! 130 CPPFLAGS_vmlinux.lds := $(KBUILD_CFLAGS)
225 subdir- += vdso <<
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