xref: /linux/arch/powerpc/kernel/Makefile (revision da6658859b9c734fee36570f3a7d51764c6c3838) 
1#
2# Makefile for the linux kernel.
3#
4
5CFLAGS_ptrace.o		+= -DUTS_MACHINE='"$(UTS_MACHINE)"'
6
7subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
8
9ifeq ($(CONFIG_PPC64),y)
10CFLAGS_prom_init.o	+= $(NO_MINIMAL_TOC)
11endif
12ifeq ($(CONFIG_PPC32),y)
13CFLAGS_prom_init.o      += -fPIC
14CFLAGS_btext.o		+= -fPIC
15endif
16
17CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
18CFLAGS_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
19CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
20CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
21
22# -fstack-protector triggers protection checks in this code,
23# but it is being used too early to link to meaningful stack_chk logic.
24CFLAGS_prom_init.o += $(call cc-option, -fno-stack-protector)
25
26ifdef CONFIG_FUNCTION_TRACER
27# Do not trace early boot code
28CFLAGS_REMOVE_cputable.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
29CFLAGS_REMOVE_prom_init.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
30CFLAGS_REMOVE_btext.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
31CFLAGS_REMOVE_prom.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
32# do not trace tracer code
33CFLAGS_REMOVE_ftrace.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
34# timers used by tracing
35CFLAGS_REMOVE_time.o = -mno-sched-epilog $(CC_FLAGS_FTRACE)
36endif
37
38obj-y				:= cputable.o ptrace.o syscalls.o \
39				   irq.o align.o signal_32.o pmc.o vdso.o \
40				   process.o systbl.o idle.o \
41				   signal.o sysfs.o cacheinfo.o time.o \
42				   prom.o traps.o setup-common.o \
43				   udbg.o misc.o io.o dma.o misc_$(BITS).o \
44				   of_platform.o prom_parse.o
45obj-$(CONFIG_PPC64)		+= setup_64.o sys_ppc32.o \
46				   signal_64.o ptrace32.o \
47				   paca.o nvram_64.o firmware.o
48obj-$(CONFIG_VDSO32)		+= vdso32/
49obj-$(CONFIG_HAVE_HW_BREAKPOINT)	+= hw_breakpoint.o
50obj-$(CONFIG_PPC_BOOK3S_64)	+= cpu_setup_ppc970.o cpu_setup_pa6t.o
51obj-$(CONFIG_PPC_BOOK3S_64)	+= cpu_setup_power.o
52obj-$(CONFIG_PPC_BOOK3S_64)	+= mce.o mce_power.o
53obj-$(CONFIG_PPC_BOOK3E_64)	+= exceptions-64e.o idle_book3e.o
54obj-$(CONFIG_PPC64)		+= vdso64/
55obj-$(CONFIG_ALTIVEC)		+= vecemu.o
56obj-$(CONFIG_PPC_970_NAP)	+= idle_power4.o
57obj-$(CONFIG_PPC_P7_NAP)	+= idle_book3s.o
58procfs-y			:= proc_powerpc.o
59obj-$(CONFIG_PROC_FS)		+= $(procfs-y)
60rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI)	:= rtas_pci.o
61obj-$(CONFIG_PPC_RTAS)		+= rtas.o rtas-rtc.o $(rtaspci-y-y)
62obj-$(CONFIG_PPC_RTAS_DAEMON)	+= rtasd.o
63obj-$(CONFIG_RTAS_FLASH)	+= rtas_flash.o
64obj-$(CONFIG_RTAS_PROC)		+= rtas-proc.o
65obj-$(CONFIG_EEH)              += eeh.o eeh_pe.o eeh_dev.o eeh_cache.o \
66				  eeh_driver.o eeh_event.o eeh_sysfs.o
67obj-$(CONFIG_GENERIC_TBSYNC)	+= smp-tbsync.o
68obj-$(CONFIG_CRASH_DUMP)	+= crash_dump.o
69obj-$(CONFIG_FA_DUMP)		+= fadump.o
70ifeq ($(CONFIG_PPC32),y)
71obj-$(CONFIG_E500)		+= idle_e500.o
72endif
73obj-$(CONFIG_6xx)		+= idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
74obj-$(CONFIG_TAU)		+= tau_6xx.o
75obj-$(CONFIG_HIBERNATION)	+= swsusp.o suspend.o
76ifeq ($(CONFIG_FSL_BOOKE),y)
77obj-$(CONFIG_HIBERNATION)	+= swsusp_booke.o
78else
79obj-$(CONFIG_HIBERNATION)	+= swsusp_$(BITS).o
80endif
81obj64-$(CONFIG_HIBERNATION)	+= swsusp_asm64.o
82obj-$(CONFIG_MODULES)		+= module.o module_$(BITS).o
83obj-$(CONFIG_44x)		+= cpu_setup_44x.o
84obj-$(CONFIG_PPC_FSL_BOOK3E)	+= cpu_setup_fsl_booke.o
85obj-$(CONFIG_PPC_DOORBELL)	+= dbell.o
86obj-$(CONFIG_JUMP_LABEL)	+= jump_label.o
87
88extra-y				:= head_$(BITS).o
89extra-$(CONFIG_40x)		:= head_40x.o
90extra-$(CONFIG_44x)		:= head_44x.o
91extra-$(CONFIG_FSL_BOOKE)	:= head_fsl_booke.o
92extra-$(CONFIG_8xx)		:= head_8xx.o
93extra-y				+= vmlinux.lds
94
95obj-$(CONFIG_RELOCATABLE)	+= reloc_$(BITS).o
96
97obj-$(CONFIG_PPC32)		+= entry_32.o setup_32.o
98obj-$(CONFIG_PPC64)		+= dma-iommu.o iommu.o
99obj-$(CONFIG_KGDB)		+= kgdb.o
100obj-$(CONFIG_BOOTX_TEXT)	+= btext.o
101obj-$(CONFIG_SMP)		+= smp.o
102obj-$(CONFIG_KPROBES)		+= kprobes.o
103obj-$(CONFIG_UPROBES)		+= uprobes.o
104obj-$(CONFIG_PPC_UDBG_16550)	+= legacy_serial.o udbg_16550.o
105obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
106obj-$(CONFIG_SWIOTLB)		+= dma-swiotlb.o
107
108pci64-$(CONFIG_PPC64)		+= pci_dn.o pci-hotplug.o isa-bridge.o
109obj-$(CONFIG_PCI)		+= pci_$(BITS).o $(pci64-y) \
110				   pci-common.o pci_of_scan.o
111obj-$(CONFIG_PCI_MSI)		+= msi.o
112obj-$(CONFIG_KEXEC_CORE)	+= machine_kexec.o crash.o \
113				   machine_kexec_$(BITS).o
114obj-$(CONFIG_AUDIT)		+= audit.o
115obj64-$(CONFIG_AUDIT)		+= compat_audit.o
116
117obj-$(CONFIG_PPC_IO_WORKAROUNDS)	+= io-workarounds.o
118
119obj-$(CONFIG_DYNAMIC_FTRACE)	+= ftrace.o
120obj-$(CONFIG_FUNCTION_GRAPH_TRACER)	+= ftrace.o
121obj-$(CONFIG_FTRACE_SYSCALLS)	+= ftrace.o
122obj-$(CONFIG_TRACING)		+= trace_clock.o
123
124ifneq ($(CONFIG_PPC_INDIRECT_PIO),y)
125obj-y				+= iomap.o
126endif
127
128obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM)	+= tm.o
129
130obj-$(CONFIG_PPC64)		+= $(obj64-y)
131obj-$(CONFIG_PPC32)		+= $(obj32-y)
132
133ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE),)
134obj-y				+= ppc_save_regs.o
135endif
136
137obj-$(CONFIG_EPAPR_PARAVIRT)	+= epapr_paravirt.o epapr_hcalls.o
138obj-$(CONFIG_KVM_GUEST)		+= kvm.o kvm_emul.o
139
140# Disable GCOV & sanitizers in odd or sensitive code
141GCOV_PROFILE_prom_init.o := n
142UBSAN_SANITIZE_prom_init.o := n
143GCOV_PROFILE_ftrace.o := n
144UBSAN_SANITIZE_ftrace.o := n
145GCOV_PROFILE_machine_kexec_64.o := n
146UBSAN_SANITIZE_machine_kexec_64.o := n
147GCOV_PROFILE_machine_kexec_32.o := n
148UBSAN_SANITIZE_machine_kexec_32.o := n
149GCOV_PROFILE_kprobes.o := n
150UBSAN_SANITIZE_kprobes.o := n
151UBSAN_SANITIZE_vdso.o := n
152
153extra-$(CONFIG_PPC_FPU)		+= fpu.o
154extra-$(CONFIG_ALTIVEC)		+= vector.o
155extra-$(CONFIG_PPC64)		+= entry_64.o
156extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE)	+= prom_init.o
157
158extra-y				+= systbl_chk.i
159$(obj)/systbl.o:		systbl_chk
160
161quiet_cmd_systbl_chk = CALL    $<
162      cmd_systbl_chk = $(CONFIG_SHELL) $< $(obj)/systbl_chk.i
163
164PHONY += systbl_chk
165systbl_chk: $(src)/systbl_chk.sh $(obj)/systbl_chk.i
166	$(call cmd,systbl_chk)
167
168ifeq ($(CONFIG_PPC_OF_BOOT_TRAMPOLINE),y)
169$(obj)/built-in.o:		prom_init_check
170
171quiet_cmd_prom_init_check = CALL    $<
172      cmd_prom_init_check = $(CONFIG_SHELL) $< "$(NM)" "$(obj)/prom_init.o"
173
174PHONY += prom_init_check
175prom_init_check: $(src)/prom_init_check.sh $(obj)/prom_init.o
176	$(call cmd,prom_init_check)
177endif
178
179clean-files := vmlinux.lds
180