1#!/bin/sh
2# SPDX-License-Identifier: LGPL-2.1
3
4if [ $# -ne 1 ] ; then
5	arch_x86_header_dir=tools/arch/x86/include/asm/
6else
7	arch_x86_header_dir=$1
8fi
9
10x86_msr_index=${arch_x86_header_dir}/msr-index.h
11
12# Support all later, with some hash table, for now chop off
13# Just the ones starting with 0x00000 so as to have a simple
14# array.
15
16printf "static const char *x86_MSRs[] = {\n"
17regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MSR_([[:alnum:]][[:alnum:]_]+)[[:space:]]+(0x00000[[:xdigit:]]+)[[:space:]]*.*'
18grep -E $regex ${x86_msr_index} | grep -E -v 'MSR_(ATOM|P[46]|IA32_(TSC_DEADLINE|UCODE_REV)|IDT_FCR4)' | \
19	sed -r "s/$regex/\2 \1/g" | sort -n | \
20	xargs printf "\t[%s] = \"%s\",\n"
21printf "};\n\n"
22
23# Remove MSR_K6_WHCR, clashes with MSR_LSTAR
24regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MSR_([[:alnum:]][[:alnum:]_]+)[[:space:]]+(0xc0000[[:xdigit:]]+)[[:space:]]*.*'
25printf "#define x86_64_specific_MSRs_offset "
26grep -E $regex ${x86_msr_index} | sed -r "s/$regex/\2/g" | sort -n | head -1
27printf "static const char *x86_64_specific_MSRs[] = {\n"
28grep -E $regex ${x86_msr_index} | \
29	sed -r "s/$regex/\2 \1/g" | grep -E -vw 'K6_WHCR' | sort -n | \
30	xargs printf "\t[%s - x86_64_specific_MSRs_offset] = \"%s\",\n"
31printf "};\n\n"
32
33regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MSR_([[:alnum:]][[:alnum:]_]+)[[:space:]]+(0xc0010[[:xdigit:]]+)[[:space:]]*.*'
34printf "#define x86_AMD_V_KVM_MSRs_offset "
35grep -E $regex ${x86_msr_index} | sed -r "s/$regex/\2/g" | sort -n | head -1
36printf "static const char *x86_AMD_V_KVM_MSRs[] = {\n"
37grep -E $regex ${x86_msr_index} | \
38	sed -r "s/$regex/\2 \1/g" | sort -n | \
39	xargs printf "\t[%s - x86_AMD_V_KVM_MSRs_offset] = \"%s\",\n"
40printf "};\n"
41