Makefile 6.3 KB

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  1. # SPDX-License-Identifier: GPL-2.0
  2. #
  3. # Makefile for the linux kernel.
  4. #
  5. ifdef CONFIG_PPC64
  6. CFLAGS_prom_init.o += $(NO_MINIMAL_TOC)
  7. endif
  8. ifdef CONFIG_PPC32
  9. CFLAGS_prom_init.o += -fPIC
  10. CFLAGS_btext.o += -fPIC
  11. endif
  12. CFLAGS_early_32.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  13. CFLAGS_cputable.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  14. CFLAGS_prom_init.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  15. CFLAGS_btext.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  16. CFLAGS_prom.o += $(DISABLE_LATENT_ENTROPY_PLUGIN)
  17. CFLAGS_prom_init.o += -fno-stack-protector
  18. CFLAGS_prom_init.o += -DDISABLE_BRANCH_PROFILING
  19. CFLAGS_prom_init.o += -ffreestanding
  20. ifdef CONFIG_FUNCTION_TRACER
  21. # Do not trace early boot code
  22. CFLAGS_REMOVE_cputable.o = $(CC_FLAGS_FTRACE)
  23. CFLAGS_REMOVE_prom_init.o = $(CC_FLAGS_FTRACE)
  24. CFLAGS_REMOVE_btext.o = $(CC_FLAGS_FTRACE)
  25. CFLAGS_REMOVE_prom.o = $(CC_FLAGS_FTRACE)
  26. endif
  27. KASAN_SANITIZE_early_32.o := n
  28. KASAN_SANITIZE_cputable.o := n
  29. KASAN_SANITIZE_prom_init.o := n
  30. KASAN_SANITIZE_btext.o := n
  31. ifdef CONFIG_KASAN
  32. CFLAGS_early_32.o += -DDISABLE_BRANCH_PROFILING
  33. CFLAGS_cputable.o += -DDISABLE_BRANCH_PROFILING
  34. CFLAGS_btext.o += -DDISABLE_BRANCH_PROFILING
  35. endif
  36. obj-y := cputable.o syscalls.o \
  37. irq.o align.o signal_$(BITS).o pmc.o vdso.o \
  38. process.o systbl.o idle.o \
  39. signal.o sysfs.o cacheinfo.o time.o \
  40. prom.o traps.o setup-common.o \
  41. udbg.o misc.o io.o misc_$(BITS).o \
  42. of_platform.o prom_parse.o firmware.o \
  43. hw_breakpoint_constraints.o
  44. obj-y += ptrace/
  45. obj-$(CONFIG_PPC64) += setup_64.o \
  46. paca.o nvram_64.o note.o syscall_64.o
  47. obj-$(CONFIG_COMPAT) += sys_ppc32.o signal_32.o
  48. obj-$(CONFIG_VDSO32) += vdso32/
  49. obj-$(CONFIG_PPC_WATCHDOG) += watchdog.o
  50. obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
  51. obj-$(CONFIG_PPC_DAWR) += dawr.o
  52. obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_ppc970.o cpu_setup_pa6t.o
  53. obj-$(CONFIG_PPC_BOOK3S_64) += cpu_setup_power.o
  54. obj-$(CONFIG_PPC_BOOK3S_64) += mce.o mce_power.o
  55. obj-$(CONFIG_PPC_BOOK3E_64) += exceptions-64e.o idle_book3e.o
  56. obj-$(CONFIG_PPC_BARRIER_NOSPEC) += security.o
  57. obj-$(CONFIG_PPC64) += vdso64/
  58. obj-$(CONFIG_ALTIVEC) += vecemu.o
  59. obj-$(CONFIG_PPC_BOOK3S_IDLE) += idle_book3s.o
  60. procfs-y := proc_powerpc.o
  61. obj-$(CONFIG_PROC_FS) += $(procfs-y)
  62. rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI) := rtas_pci.o
  63. obj-$(CONFIG_PPC_RTAS) += rtas.o rtas-rtc.o $(rtaspci-y-y)
  64. obj-$(CONFIG_PPC_RTAS_DAEMON) += rtasd.o
  65. obj-$(CONFIG_RTAS_FLASH) += rtas_flash.o
  66. obj-$(CONFIG_RTAS_PROC) += rtas-proc.o
  67. obj-$(CONFIG_PPC_DT_CPU_FTRS) += dt_cpu_ftrs.o
  68. obj-$(CONFIG_EEH) += eeh.o eeh_pe.o eeh_cache.o \
  69. eeh_driver.o eeh_event.o eeh_sysfs.o
  70. obj-$(CONFIG_GENERIC_TBSYNC) += smp-tbsync.o
  71. obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
  72. obj-$(CONFIG_FA_DUMP) += fadump.o
  73. obj-$(CONFIG_PRESERVE_FA_DUMP) += fadump.o
  74. ifdef CONFIG_PPC32
  75. obj-$(CONFIG_E500) += idle_e500.o
  76. endif
  77. obj-$(CONFIG_PPC_BOOK3S_32) += idle_6xx.o l2cr_6xx.o cpu_setup_6xx.o
  78. obj-$(CONFIG_TAU) += tau_6xx.o
  79. obj-$(CONFIG_HIBERNATION) += swsusp.o suspend.o
  80. ifdef CONFIG_FSL_BOOKE
  81. obj-$(CONFIG_HIBERNATION) += swsusp_booke.o
  82. else
  83. obj-$(CONFIG_HIBERNATION) += swsusp_$(BITS).o
  84. endif
  85. obj64-$(CONFIG_HIBERNATION) += swsusp_asm64.o
  86. obj-$(CONFIG_MODULES) += module.o module_$(BITS).o
  87. obj-$(CONFIG_44x) += cpu_setup_44x.o
  88. obj-$(CONFIG_PPC_FSL_BOOK3E) += cpu_setup_fsl_booke.o
  89. obj-$(CONFIG_PPC_DOORBELL) += dbell.o
  90. obj-$(CONFIG_JUMP_LABEL) += jump_label.o
  91. extra-$(CONFIG_PPC64) := head_64.o
  92. extra-$(CONFIG_PPC_BOOK3S_32) := head_book3s_32.o
  93. extra-$(CONFIG_40x) := head_40x.o
  94. extra-$(CONFIG_44x) := head_44x.o
  95. extra-$(CONFIG_FSL_BOOKE) := head_fsl_booke.o
  96. extra-$(CONFIG_PPC_8xx) := head_8xx.o
  97. extra-y += vmlinux.lds
  98. obj-$(CONFIG_RELOCATABLE) += reloc_$(BITS).o
  99. obj-$(CONFIG_PPC32) += entry_32.o setup_32.o early_32.o
  100. obj-$(CONFIG_PPC64) += dma-iommu.o iommu.o
  101. obj-$(CONFIG_KGDB) += kgdb.o
  102. obj-$(CONFIG_BOOTX_TEXT) += btext.o
  103. obj-$(CONFIG_SMP) += smp.o
  104. obj-$(CONFIG_KPROBES) += kprobes.o
  105. obj-$(CONFIG_OPTPROBES) += optprobes.o optprobes_head.o
  106. obj-$(CONFIG_KPROBES_ON_FTRACE) += kprobes-ftrace.o
  107. obj-$(CONFIG_UPROBES) += uprobes.o
  108. obj-$(CONFIG_PPC_UDBG_16550) += legacy_serial.o udbg_16550.o
  109. obj-$(CONFIG_STACKTRACE) += stacktrace.o
  110. obj-$(CONFIG_SWIOTLB) += dma-swiotlb.o
  111. obj-$(CONFIG_ARCH_HAS_DMA_SET_MASK) += dma-mask.o
  112. pci64-$(CONFIG_PPC64) += pci_dn.o pci-hotplug.o isa-bridge.o
  113. obj-$(CONFIG_PCI) += pci_$(BITS).o $(pci64-y) \
  114. pci-common.o pci_of_scan.o
  115. obj-$(CONFIG_PCI_MSI) += msi.o
  116. obj-$(CONFIG_AUDIT) += audit.o
  117. obj64-$(CONFIG_AUDIT) += compat_audit.o
  118. obj-$(CONFIG_PPC_IO_WORKAROUNDS) += io-workarounds.o
  119. obj-y += trace/
  120. ifneq ($(CONFIG_PPC_INDIRECT_PIO),y)
  121. obj-y += iomap.o
  122. endif
  123. obj64-$(CONFIG_PPC_TRANSACTIONAL_MEM) += tm.o
  124. obj-$(CONFIG_PPC64) += $(obj64-y)
  125. obj-$(CONFIG_PPC32) += $(obj32-y)
  126. ifneq ($(CONFIG_XMON)$(CONFIG_KEXEC_CORE)(CONFIG_PPC_BOOK3S),)
  127. obj-y += ppc_save_regs.o
  128. endif
  129. obj-$(CONFIG_EPAPR_PARAVIRT) += epapr_paravirt.o epapr_hcalls.o
  130. obj-$(CONFIG_KVM_GUEST) += kvm.o kvm_emul.o
  131. ifneq ($(CONFIG_PPC_POWERNV)$(CONFIG_PPC_SVM),)
  132. obj-y += ucall.o
  133. endif
  134. obj-$(CONFIG_PPC_SECURE_BOOT) += secure_boot.o ima_arch.o secvar-ops.o
  135. obj-$(CONFIG_PPC_SECVAR_SYSFS) += secvar-sysfs.o
  136. # Disable GCOV, KCOV & sanitizers in odd or sensitive code
  137. GCOV_PROFILE_prom_init.o := n
  138. KCOV_INSTRUMENT_prom_init.o := n
  139. UBSAN_SANITIZE_prom_init.o := n
  140. GCOV_PROFILE_kprobes.o := n
  141. KCOV_INSTRUMENT_kprobes.o := n
  142. UBSAN_SANITIZE_kprobes.o := n
  143. GCOV_PROFILE_kprobes-ftrace.o := n
  144. KCOV_INSTRUMENT_kprobes-ftrace.o := n
  145. UBSAN_SANITIZE_kprobes-ftrace.o := n
  146. GCOV_PROFILE_syscall_64.o := n
  147. KCOV_INSTRUMENT_syscall_64.o := n
  148. UBSAN_SANITIZE_syscall_64.o := n
  149. UBSAN_SANITIZE_vdso.o := n
  150. # Necessary for booting with kcov enabled on book3e machines
  151. KCOV_INSTRUMENT_cputable.o := n
  152. KCOV_INSTRUMENT_setup_64.o := n
  153. KCOV_INSTRUMENT_paca.o := n
  154. CFLAGS_setup_64.o += -fno-stack-protector
  155. CFLAGS_paca.o += -fno-stack-protector
  156. extra-$(CONFIG_PPC_FPU) += fpu.o
  157. extra-$(CONFIG_ALTIVEC) += vector.o
  158. extra-$(CONFIG_PPC64) += entry_64.o
  159. extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init.o
  160. extra-$(CONFIG_PPC_OF_BOOT_TRAMPOLINE) += prom_init_check
  161. quiet_cmd_prom_init_check = PROMCHK $@
  162. cmd_prom_init_check = $(CONFIG_SHELL) $< "$(NM)" $(obj)/prom_init.o; touch $@
  163. $(obj)/prom_init_check: $(src)/prom_init_check.sh $(obj)/prom_init.o FORCE
  164. $(call if_changed,prom_init_check)
  165. targets += prom_init_check
  166. clean-files := vmlinux.lds