cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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Makefile (2064B)

      1# SPDX-License-Identifier: GPL-2.0
      2#
      3# linux/arch/sh/boot/compressed/Makefile
      4#
      5# create a compressed vmlinux image from the original vmlinux
      6#
      7
      8OBJECTS := head_32.o misc.o cache.o piggy.o \
      9           ashiftrt.o ashldi3.o ashrsi3.o ashlsi3.o lshrsi3.o
     10
     11# These were previously generated files. When you are building the kernel
     12# with O=, make sure to remove the stale files in the output tree. Otherwise,
     13# the build system wrongly compiles the stale ones.
     14ifdef building_out_of_srctree
     15$(shell rm -f $(addprefix $(obj)/, ashiftrt.S ashldi3.c ashrsi3.S ashlsi3.S lshrsi3.S))
     16endif
     17
     18targets := vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \
     19           vmlinux.bin.lzma vmlinux.bin.xz vmlinux.bin.lzo $(OBJECTS)
     20
     21GCOV_PROFILE := n
     22
     23#
     24# IMAGE_OFFSET is the load offset of the compression loader
     25#
     26ifeq ($(CONFIG_32BIT),y)
     27IMAGE_OFFSET	:= $(shell /bin/bash -c 'printf "0x%08x" \
     28		     $$[$(CONFIG_MEMORY_START)  + \
     29			$(CONFIG_BOOT_LINK_OFFSET)]')
     30else
     31IMAGE_OFFSET	:= $(shell /bin/bash -c 'printf "0x%08x" \
     32		     $$[$(CONFIG_PAGE_OFFSET)  + \
     33			$(KERNEL_MEMORY) + \
     34			$(CONFIG_BOOT_LINK_OFFSET)]')
     35endif
     36
     37ccflags-remove-$(CONFIG_MCOUNT) += -pg
     38
     39LDFLAGS_vmlinux := --oformat $(ld-bfd) -Ttext $(IMAGE_OFFSET) -e startup \
     40		   -T $(obj)/../../kernel/vmlinux.lds
     41
     42KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
     43
     44$(obj)/vmlinux: $(addprefix $(obj)/, $(OBJECTS)) FORCE
     45	$(call if_changed,ld)
     46
     47$(obj)/vmlinux.bin: vmlinux FORCE
     48	$(call if_changed,objcopy)
     49
     50$(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
     51	$(call if_changed,gzip)
     52$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
     53	$(call if_changed,bzip2_with_size)
     54$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
     55	$(call if_changed,lzma_with_size)
     56$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
     57	$(call if_changed,xzkern_with_size)
     58$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
     59	$(call if_changed,lzo_with_size)
     60
     61OBJCOPYFLAGS += -R .empty_zero_page
     62
     63LDFLAGS_piggy.o := -r --format binary --oformat $(ld-bfd) -T
     64
     65$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix_y) FORCE
     66	$(call if_changed,ld)