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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mmap_prot.sh (1167B)


      1#!/bin/sh
      2# SPDX-License-Identifier: LGPL-2.1
      3
      4if [ $# -ne 2 ] ; then
      5	[ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/`
      6	asm_header_dir=tools/include/uapi/asm-generic
      7	arch_header_dir=tools/arch/${hostarch}/include/uapi/asm
      8else
      9	asm_header_dir=$1
     10	arch_header_dir=$2
     11fi
     12
     13common_mman=${asm_header_dir}/mman-common.h
     14arch_mman=${arch_header_dir}/mman.h
     15
     16prefix="PROT"
     17
     18printf "static const char *mmap_prot[] = {\n"
     19regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+%s_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*' ${prefix}`
     20([ ! -f ${arch_mman} ] || egrep -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.*' ${arch_mman}) &&
     21(egrep $regex ${common_mman} | \
     22	egrep -vw PROT_NONE | \
     23	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
     24	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
     25[ -f ${arch_mman} ] && egrep -q $regex ${arch_mman} && 
     26(egrep $regex ${arch_mman} | \
     27	egrep -vw PROT_NONE | \
     28	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
     29	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
     30printf "};\n"