arch/powerpc/kernel/Makefile

   1 # SPDX-License-Identifier: GPL-2.0
   2 #
   3 # Makefile for the linux kernel.
   4 #
   5
   6 CFLAGS_ptrace.o         += -DUTS_MACHINE='"$(UTS_MACHINE)"'
   7
   8 subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
   9
  10 ifdef CONFIG_PPC64
  11 CFLAGS_prom_init.o      += $(NO_MINIMAL_TOC)
  12 endif
  13 ifdef CONFIG_PPC32
  14 CFLAGS_prom_init.o      += -fPIC
  15 CFLAGS_btext.o          += -fPIC
  16 endif
  17
  18 CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  19 CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  20 CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  21 CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  22
  23 CFLAGS_prom_init.o += $(call cc-option, -fno-stack-protector)
  24
  25 ifdef CONFIG_FUNCTION_TRACER
  26 # Do not trace early boot code
  27 CFLAGS_REMOVE_cputable.o = $(CC_FLAGS_FTRACE)
  28 CFLAGS_REMOVE_prom_init.o = $(CC_FLAGS_FTRACE)
  29 CFLAGS_REMOVE_btext.o = $(CC_FLAGS_FTRACE)
  30 CFLAGS_REMOVE_prom.o = $(CC_FLAGS_FTRACE)
  31 endif
  32
  33 obj-y                           := cputable.o ptrace.o syscalls.o \
  34                                    irq.o align.o signal_32.o pmc.o vdso.o \
  35                                    process.o systbl.o idle.o \
  36                                    signal.o sysfs.o cacheinfo.o time.o \
  37                                    prom.o traps.o setup-common.o \
  38                                    udbg.o misc.o io.o dma.o misc_$(BITS).o \
  39                                    of_platform.o prom_parse.o
  40 obj-$(CONFIG_PPC64)             += setup_64.o sys_ppc32.o \
  41                                    signal_64.o ptrace32.o \
  42                                    paca.o nvram_64.o firmware.o
  43 obj-$(CONFIG_VDSO32)            += vdso32/
  44 obj-$(CONFIG_PPC_WATCHDOG)      += watchdog.o
  45 obj-$(CONFIG_HAVE_HW_BREAKPOINT)        += hw_breakpoint.o
  46 obj-$(CONFIG_PPC_BOOK3S_64)     += cpu_setup_ppc970.o cpu_setup_pa6t.o
  47 obj-$(CONFIG_PPC_BOOK3S_64)     += cpu_setup_power.o
  48 obj-$(CONFIG_PPC_BOOK3S_64)     += mce.o mce_power.o
  49 obj-$(CONFIG_PPC_BOOK3E_64)     += exceptions-64e.o idle_book3e.o
  50 obj-$(CONFIG_PPC_BARRIER_NOSPEC) += security.o
  51 obj-$(CONFIG_PPC64)             += vdso64/
  52 obj-$(CONFIG_ALTIVEC)           += vecemu.o
  53 obj-$(CONFIG_PPC_970_NAP)       += idle_power4.o
  54 obj-$(CONFIG_PPC_P7_NAP)        += idle_book3s.o
  55 procfs-y                        := proc_powerpc.o
  56 obj-$(CONFIG_PROC_FS)           += $(procfs-y)
  57 rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI)   := rtas_pci.o
  58 obj-$(CONFIG_PPC_RTAS)          += rtas.o rtas-rtc.o $(rtaspci-y-y)
  59 obj-$(CONFIG_PPC_RTAS_DAEMON)   += rtasd.o
  60 obj-$(CONFIG_RTAS_FLASH)        += rtas_flash.o
  61 obj-$(CONFIG_RTAS_PROC)         += rtas-proc.o
  62 obj-$(CONFIG_PPC_DT_CPU_FTRS)   += dt_cpu_ftrs.o
  63 obj-$(CONFIG_EEH)              += eeh.o eeh_pe.o eeh_dev.o eeh_cache.o \
  64                                   eeh_driver.o eeh_event.o eeh_sysfs.o
  65 obj-$(CONFIG_GENERIC_TBSYNC)    += smp-tbsync.o
  66 obj-$(CONFIG_CRASH_DUMP)        += crash_dump.o
  67 obj-$(CONFIG_FA_DUMP)           += fadump.o
  68 ifdef CONFIG_PPC32
  69 obj-$(CONFIG_E500)              += idle_e500.o
  70 endif
  71 obj-$(CONFIG_6xx)               += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
  72 obj-$(CONFIG_TAU)               += tau_6xx.o
  73 obj-$(CONFIG_HIBERNATION)       += swsusp.o suspend.o
  74 ifdef CONFIG_FSL_BOOKE
  75 obj-$(CONFIG_HIBERNATION)       += swsusp_booke.o
  76 else
  77 obj-$(CONFIG_HIBERNATION)       += swsusp_$(BITS).o
  78 endif
  79 obj64-$(CONFIG_HIBERNATION)     += swsusp_asm64.o
  80 obj-$(CONFIG_MODULES)           += module.o module_$(BITS).o
  81 obj-$(CONFIG_44x)               += cpu_setup_44x.o
  82 obj-$(CONFIG_PPC_FSL_BOOK3E)    += cpu_setup_fsl_booke.o
  83 obj-$(CONFIG_PPC_DOORBELL)      += dbell.o
  84 obj-$(CONFIG_JUMP_LABEL)        += jump_label.o
  85
  86 extra-y                         := head_$(BITS).o
  87 extra-$(CONFIG_40x)             := head_40x.o
  88 extra-$(CONFIG_44x)             := head_44x.o
  89 extra-$(CONFIG_FSL_BOOKE)       := head_fsl_booke.o
  90 extra-$(CONFIG_PPC_8xx)         := head_8xx.o
  91 extra-y                         += vmlinux.lds
  92
  93 obj-$(CONFIG_RELOCATABLE)       += reloc_$(BITS).o
  94
  95 obj-$(CONFIG_PPC32)             += entry_32.o setup_32.o
  96 obj-$(CONFIG_PPC64)             += dma-iommu.o iommu.o
  97 obj-$(CONFIG_KGDB)              += kgdb.o
  98 obj-$(CONFIG_BOOTX_TEXT)        += btext.o
  99 obj-$(CONFIG_SMP)               += smp.o
 100 obj-$(CONFIG_KPROBES)           += kprobes.o
 101 obj-$(CONFIG_OPTPROBES)         += optprobes.o optprobes_head.o
 102 obj-$(CONFIG_KPROBES_ON_FTRACE) += kprobes-ftrace.o
 103 obj-$(CONFIG_UPROBES)           += uprobes.o
 104 obj-$(CONFIG_PPC_UDBG_16550)    += legacy_serial.o udbg_16550.o
 105 obj-$(CONFIG_STACKTRACE)        += stacktrace.o
 106 obj-$(CONFIG_SWIOTLB)           += dma-swiotlb.o
 107
 108 pci64-$(CONFIG_PPC64)           += pci_dn.o pci-hotplug.o isa-bridge.o
 109 obj-$(CONFIG_PCI)               += pci_$(BITS).o $(pci64-y) \
 110                                    pci-common.o pci_of_scan.o
 111 obj-$(CONFIG_PCI_MSI)           += msi.o
 112 obj-$(CONFIG_KEXEC_CORE)        += machine_kexec.o crash.o \
 113                                    machine_kexec_$(BITS).o
 114 obj-$(CONFIG_KEXEC_FILE)        += machine_kexec_file_$(BITS).o kexec_elf_$(BITS).o
 115 ifdef CONFIG_HAVE_IMA_KEXEC
 116 ifdef CONFIG_IMA
 117 obj-y                           += ima_kexec.o
 118 endif
 119 endif
 120
 121 obj-$(CONFIG_AUDIT)             += audit.o
 122 obj64-$(CONFIG_AUDIT)           += compat_audit.o
 123
 124 obj-$(CONFIG_PPC_IO_WORKAROUNDS)        += io-workarounds.o
 125
 126 obj-y                           += trace/
 127
 128 ifneq ($(CONFIG_PPC_INDIRECT_PIO),y)
 129 obj-y                           += iomap.o
 130 endif
 131
 132 obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM)   += tm.o
 133
 134 obj-$(CONFIG_PPC64)             += $(obj64-y)
 135 obj-$(CONFIG_PPC32)             += $(obj32-y)
 136
 137 ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONFIG_PPC_BOOK3S),)
 138 obj-y                           += ppc_save_regs.o
 139 endif
 140
 141 obj-$(CONFIG_EPAPR_PARAVIRT)    += epapr_paravirt.o epapr_hcalls.o
 142 obj-$(CONFIG_KVM_GUEST)         += kvm.o kvm_emul.o
 143
 144 # Disable GCOV & sanitizers in odd or sensitive code
 145 GCOV_PROFILE_prom_init.o := n
 146 UBSAN_SANITIZE_prom_init.o := n
 147 GCOV_PROFILE_machine_kexec_64.o := n
 148 UBSAN_SANITIZE_machine_kexec_64.o := n
 149 GCOV_PROFILE_machine_kexec_32.o := n
 150 UBSAN_SANITIZE_machine_kexec_32.o := n
 151 GCOV_PROFILE_kprobes.o := n
 152 UBSAN_SANITIZE_kprobes.o := n
 153 GCOV_PROFILE_kprobes-ftrace.o := n
 154 UBSAN_SANITIZE_kprobes-ftrace.o := n
 155 UBSAN_SANITIZE_vdso.o := n
 156
 157 extra-$(CONFIG_PPC_FPU)         += fpu.o
 158 extra-$(CONFIG_ALTIVEC)         += vector.o
 159 extra-$(CONFIG_PPC64)           += entry_64.o
 160 extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE)  += prom_init.o
 161
 162 extra-y                         += systbl_chk.i
 163 $(obj)/systbl.o:                systbl_chk
 164
 165 quiet_cmd_systbl_chk = CALL    $<
 166       cmd_systbl_chk = $(CONFIG_SHELL) $< $(obj)/systbl_chk.i
 167
 168 PHONY += systbl_chk
 169 systbl_chk: $(src)/systbl_chk.sh $(obj)/systbl_chk.i
 170         $(call cmd,systbl_chk)
 171
 172 ifdef CONFIG_PPC_OF_BOOT_TRAMPOLINE
 173 $(obj)/built-in.a:              prom_init_check
 174
 175 quiet_cmd_prom_init_check = CALL    $<
 176       cmd_prom_init_check = $(CONFIG_SHELL) $< "$(NM)" "$(obj)/prom_init.o"
 177
 178 PHONY += prom_init_check
 179 prom_init_check: $(src)/prom_init_check.sh $(obj)/prom_init.o
 180         $(call cmd,prom_init_check)
 181 endif
 182
 183 clean-files := vmlinux.lds