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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x86_arch_prctl.sh (840B)


      1#!/bin/sh
      2# Copyright (C) 2018, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
      3# SPDX-License-Identifier: LGPL-2.1
      4
      5[ $# -eq 1 ] && x86_header_dir=$1 || x86_header_dir=tools/arch/x86/include/uapi/asm/
      6
      7prctl_arch_header=${x86_header_dir}/prctl.h
      8
      9print_range () {
     10	local idx=$1
     11	local prefix=$2
     12	local first_entry=$3
     13
     14	printf "#define x86_arch_prctl_codes_%d_offset %s\n" $idx $first_entry
     15	printf "static const char *x86_arch_prctl_codes_%d[] = {\n" $idx
     16	regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+ARCH_([[:alnum:]_]+)[[:space:]]+(%s[[:xdigit:]]+).*' ${prefix}`
     17	fmt="\t[%#x - ${first_entry}]= \"%s\",\n"
     18	egrep -q $regex ${prctl_arch_header} && \
     19	(egrep $regex ${prctl_arch_header} | \
     20		sed -r "s/$regex/\2 \1/g"	| \
     21		xargs printf "$fmt")
     22	printf "};\n\n"
     23}
     24
     25print_range 1 0x1 0x1001
     26print_range 2 0x2 0x2001