cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

Makefile (2240B)

      1# SPDX-License-Identifier: GPL-2.0
      2#
      3# Makefile for x86 specific library files.
      4#
      5
      6# Produces uninteresting flaky coverage.
      7KCOV_INSTRUMENT_delay.o	:= n
      8
      9# KCSAN uses udelay for introducing watchpoint delay; avoid recursion.
     10KCSAN_SANITIZE_delay.o := n
     11ifdef CONFIG_KCSAN
     12# In case KCSAN+lockdep+ftrace are enabled, disable ftrace for delay.o to avoid
     13# lockdep -> [other libs] -> KCSAN -> udelay -> ftrace -> lockdep recursion.
     14CFLAGS_REMOVE_delay.o = $(CC_FLAGS_FTRACE)
     15endif
     16
     17# Early boot use of cmdline; don't instrument it
     18ifdef CONFIG_AMD_MEM_ENCRYPT
     19KCOV_INSTRUMENT_cmdline.o := n
     20KASAN_SANITIZE_cmdline.o  := n
     21KCSAN_SANITIZE_cmdline.o  := n
     22
     23ifdef CONFIG_FUNCTION_TRACER
     24CFLAGS_REMOVE_cmdline.o = -pg
     25endif
     26
     27CFLAGS_cmdline.o := -fno-stack-protector -fno-jump-tables
     28endif
     29
     30inat_tables_script = $(srctree)/arch/x86/tools/gen-insn-attr-x86.awk
     31inat_tables_maps = $(srctree)/arch/x86/lib/x86-opcode-map.txt
     32quiet_cmd_inat_tables = GEN     $@
     33      cmd_inat_tables = $(AWK) -f $(inat_tables_script) $(inat_tables_maps) > $@
     34
     35$(obj)/inat-tables.c: $(inat_tables_script) $(inat_tables_maps)
     36	$(call cmd,inat_tables)
     37
     38$(obj)/inat.o: $(obj)/inat-tables.c
     39
     40clean-files := inat-tables.c
     41
     42obj-$(CONFIG_SMP) += msr-smp.o cache-smp.o
     43
     44lib-y := delay.o misc.o cmdline.o cpu.o
     45lib-y += usercopy_$(BITS).o usercopy.o getuser.o putuser.o
     46lib-y += memcpy_$(BITS).o
     47lib-y += pc-conf-reg.o
     48lib-$(CONFIG_ARCH_HAS_COPY_MC) += copy_mc.o copy_mc_64.o
     49lib-$(CONFIG_INSTRUCTION_DECODER) += insn.o inat.o insn-eval.o
     50lib-$(CONFIG_RANDOMIZE_BASE) += kaslr.o
     51lib-$(CONFIG_FUNCTION_ERROR_INJECTION)	+= error-inject.o
     52lib-$(CONFIG_RETPOLINE) += retpoline.o
     53
     54obj-y += msr.o msr-reg.o msr-reg-export.o hweight.o
     55obj-y += iomem.o
     56
     57ifeq ($(CONFIG_X86_32),y)
     58        obj-y += atomic64_32.o
     59        lib-y += atomic64_cx8_32.o
     60        lib-y += checksum_32.o
     61        lib-y += strstr_32.o
     62        lib-y += string_32.o
     63ifneq ($(CONFIG_X86_CMPXCHG64),y)
     64        lib-y += cmpxchg8b_emu.o atomic64_386_32.o
     65endif
     66else
     67        obj-y += iomap_copy_64.o
     68        lib-y += csum-partial_64.o csum-copy_64.o csum-wrappers_64.o
     69        lib-y += clear_page_64.o copy_page_64.o
     70        lib-y += memmove_64.o memset_64.o
     71        lib-y += copy_user_64.o
     72	lib-y += cmpxchg16b_emu.o
     73endif