arch/riscv/kernel/Makefile

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 #
   3 # Makefile for the RISC-V Linux kernel
   4 #
   5
   6 ifdef CONFIG_FTRACE
   7 CFLAGS_REMOVE_ftrace.o  = $(CC_FLAGS_FTRACE)
   8 CFLAGS_REMOVE_patch.o   = $(CC_FLAGS_FTRACE)
   9 CFLAGS_REMOVE_sbi.o     = $(CC_FLAGS_FTRACE)
  10 endif
  11 CFLAGS_syscall_table.o  += $(call cc-option,-Wno-override-init,)
  12 CFLAGS_compat_syscall_table.o += $(call cc-option,-Wno-override-init,)
  13
  14 ifdef CONFIG_KEXEC_CORE
  15 AFLAGS_kexec_relocate.o := -mcmodel=medany $(call cc-option,-mno-relax)
  16 endif
  17
  18 # cmodel=medany and notrace when patching early
  19 ifdef CONFIG_RISCV_ALTERNATIVE_EARLY
  20 CFLAGS_alternative.o := -mcmodel=medany
  21 CFLAGS_cpufeature.o := -mcmodel=medany
  22 ifdef CONFIG_FTRACE
  23 CFLAGS_REMOVE_alternative.o = $(CC_FLAGS_FTRACE)
  24 CFLAGS_REMOVE_cpufeature.o = $(CC_FLAGS_FTRACE)
  25 endif
  26 ifdef CONFIG_RELOCATABLE
  27 CFLAGS_alternative.o += -fno-pie
  28 CFLAGS_cpufeature.o += -fno-pie
  29 endif
  30 ifdef CONFIG_KASAN
  31 KASAN_SANITIZE_alternative.o := n
  32 KASAN_SANITIZE_cpufeature.o := n
  33 endif
  34 endif
  35
  36 extra-y += vmlinux.lds
  37
  38 obj-y   += head.o
  39 obj-y   += soc.o
  40 obj-$(CONFIG_RISCV_ALTERNATIVE) += alternative.o
  41 obj-y   += cpu.o
  42 obj-y   += cpufeature.o
  43 obj-y   += entry.o
  44 obj-y   += irq.o
  45 obj-y   += process.o
  46 obj-y   += ptrace.o
  47 obj-y   += reset.o
  48 obj-y   += setup.o
  49 obj-y   += signal.o
  50 obj-y   += syscall_table.o
  51 obj-y   += sys_riscv.o
  52 obj-y   += sys_hwprobe.o
  53 obj-y   += time.o
  54 obj-y   += traps.o
  55 obj-y   += riscv_ksyms.o
  56 obj-y   += stacktrace.o
  57 obj-y   += cacheinfo.o
  58 obj-y   += patch.o
  59 obj-y   += probes/
  60 obj-y   += tests/
  61 obj-$(CONFIG_MMU) += vdso.o vdso/
  62
  63 obj-$(CONFIG_RISCV_MISALIGNED)  += traps_misaligned.o
  64 obj-$(CONFIG_RISCV_MISALIGNED)  += unaligned_access_speed.o
  65 obj-$(CONFIG_RISCV_PROBE_UNALIGNED_ACCESS)      += copy-unaligned.o
  66
  67 obj-$(CONFIG_FPU)               += fpu.o
  68 obj-$(CONFIG_RISCV_ISA_V)       += vector.o
  69 obj-$(CONFIG_RISCV_ISA_V)       += kernel_mode_vector.o
  70 obj-$(CONFIG_SMP)               += smpboot.o
  71 obj-$(CONFIG_SMP)               += smp.o
  72 obj-$(CONFIG_SMP)               += cpu_ops.o
  73
  74 obj-$(CONFIG_RISCV_BOOT_SPINWAIT) += cpu_ops_spinwait.o
  75 obj-$(CONFIG_MODULES)           += module.o
  76 obj-$(CONFIG_MODULE_SECTIONS)   += module-sections.o
  77
  78 obj-$(CONFIG_CPU_PM)            += suspend_entry.o suspend.o
  79 obj-$(CONFIG_HIBERNATION)       += hibernate.o hibernate-asm.o
  80
  81 obj-$(CONFIG_FUNCTION_TRACER)   += mcount.o ftrace.o
  82 obj-$(CONFIG_DYNAMIC_FTRACE)    += mcount-dyn.o
  83
  84 obj-$(CONFIG_PERF_EVENTS)       += perf_callchain.o
  85 obj-$(CONFIG_HAVE_PERF_REGS)    += perf_regs.o
  86 obj-$(CONFIG_RISCV_SBI)         += sbi.o
  87 ifeq ($(CONFIG_RISCV_SBI), y)
  88 obj-$(CONFIG_SMP)               += sbi-ipi.o
  89 obj-$(CONFIG_SMP) += cpu_ops_sbi.o
  90 endif
  91 obj-$(CONFIG_HOTPLUG_CPU)       += cpu-hotplug.o
  92 obj-$(CONFIG_PARAVIRT)          += paravirt.o
  93 obj-$(CONFIG_KGDB)              += kgdb.o
  94 obj-$(CONFIG_KEXEC_CORE)        += kexec_relocate.o crash_save_regs.o machine_kexec.o
  95 obj-$(CONFIG_KEXEC_FILE)        += elf_kexec.o machine_kexec_file.o
  96 obj-$(CONFIG_CRASH_DUMP)        += crash_dump.o
  97 obj-$(CONFIG_CRASH_CORE)        += crash_core.o
  98
  99 obj-$(CONFIG_JUMP_LABEL)        += jump_label.o
 100
 101 obj-$(CONFIG_CFI_CLANG)         += cfi.o
 102
 103 obj-$(CONFIG_EFI)               += efi.o
 104 obj-$(CONFIG_COMPAT)            += compat_syscall_table.o
 105 obj-$(CONFIG_COMPAT)            += compat_signal.o
 106 obj-$(CONFIG_COMPAT)            += compat_vdso/
 107
 108 obj-$(CONFIG_64BIT)             += pi/
 109 obj-$(CONFIG_ACPI)              += acpi.o