mirror of
https://github.com/speed47/spectre-meltdown-checker.git
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enh: auto-generate intel model list
This commit is contained in:
Stéphane Lesimple
2
.github/workflows/build.yml
vendored
2
.github/workflows/build.yml
vendored
@@ -17,6 +17,8 @@ jobs:
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persist-credentials: true
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- name: install prerequisites
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run: sudo apt-get update && sudo apt-get install -y shellcheck shfmt jq sqlite3 iucode-tool make
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- name: update Intel model list
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run: ./scripts/update_intel_models.sh
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- name: build and check
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run: |
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make build fmt-check shellcheck
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80
scripts/update_intel_models.sh
Executable file
80
scripts/update_intel_models.sh
Executable file
@@ -0,0 +1,80 @@
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#!/bin/sh
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# vim: set ts=4 sw=4 sts=4 et:
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# Download and parse Linux kernel's intel-family.h to generate src/libs/003_intel_models.sh.
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# Usage: scripts/update_intel_models.sh
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set -eu
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SCRIPTDIR="$(cd "$(dirname "$0")" && pwd)"
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REPODIR="$(dirname "$SCRIPTDIR")"
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OUTFILE="$REPODIR/src/libs/003_intel_models.sh"
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URL="https://raw.githubusercontent.com/torvalds/linux/refs/heads/master/arch/x86/include/asm/intel-family.h"
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TMPFILE=$(mktemp /tmp/intel-family-XXXXXX.h)
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trap 'rm -f "$TMPFILE"' EXIT INT TERM
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echo "Downloading $URL ..."
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wget -q -O "$TMPFILE" "$URL"
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echo "Parsing intel-family.h ..."
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{
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cat <<'HEADER'
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# vim: set ts=4 sw=4 sts=4 et:
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# AUTO-GENERATED FILE — DO NOT EDIT MANUALLY.
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# Generated by scripts/update_intel_models.sh from:
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# https://raw.githubusercontent.com/torvalds/linux/refs/heads/master/arch/x86/include/asm/intel-family.h
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# Run scripts/update_intel_models.sh to refresh when new Intel CPU families are added to the kernel.
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# shellcheck disable=SC2034
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{
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HEADER
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awk '
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/^#define INTEL_[A-Z0-9_]+[[:space:]]+IFM\(/ {
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name = $2
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# Skip wildcard and notational markers
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if (name == "INTEL_ANY") next
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if (name ~ /_START$/) next
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if (name ~ /_LAST$/) next
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# Extract the IFM(...) argument string
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line = $0
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sub(/.*IFM\(/, "", line) # line is now: "N, 0xNN) ..."
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# Extract family
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family = line
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sub(/,.*/, "", family)
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gsub(/[[:space:]]/, "", family)
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# Skip non-numeric families (e.g. X86_FAMILY_ANY)
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if (family !~ /^[0-9]+$/) next
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# Extract model
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rest = line
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sub(/^[^,]+, */, "", rest) # remove "N, "
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model = rest
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sub(/\).*/, "", model)
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gsub(/[[:space:]]/, "", model)
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# Extract optional C comment and convert to shell comment
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comment = ""
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if (index($0, "/*") > 0) {
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c = $0
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sub(/.*\/\*/, "/* ", c)
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gsub(/ +/, " ", c)
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sub(/ *\*\/.*/, " */", c)
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comment = "\t# " c
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}
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# Strip INTEL_ prefix; prepend INTEL_FAM<family>_
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sub(/^INTEL_/, "", name)
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varname = "INTEL_FAM" family "_" name
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printf "\treadonly %s=$(( %s ))%s\n", varname, model, comment
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}
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' "$TMPFILE"
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printf '}\n'
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} | shfmt -i 4 -ci -ln bash > "$OUTFILE"
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echo "Generated $OUTFILE ($(wc -l < "$OUTFILE") lines)"
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@@ -163,76 +163,6 @@ parse_cpu_details() {
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g_ucode_found=$(printf "family 0x%x model 0x%x stepping 0x%x ucode 0x%x cpuid 0x%x pfid 0x%x" \
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"$cpu_family" "$cpu_model" "$cpu_stepping" "$cpu_ucode" "$cpu_cpuid" "$cpu_platformid")
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# also define those that we will need in other funcs
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# taken from https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/arch/x86/include/asm/intel-family.h
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# curl -s 'https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/arch/x86/include/asm/intel-family.h' | awk '/#define INTEL_FAM6/ {print $2"=$(( "$3" )) # "$4,$5,$6,$7,$8,$9}' | sed -Ee 's/ +$//'
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# shellcheck disable=SC2034
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{
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readonly INTEL_FAM6_CORE_YONAH=$((0x0E)) #
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readonly INTEL_FAM6_CORE2_MEROM=$((0x0F)) #
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readonly INTEL_FAM6_CORE2_MEROM_L=$((0x16)) #
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readonly INTEL_FAM6_CORE2_PENRYN=$((0x17)) #
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readonly INTEL_FAM6_CORE2_DUNNINGTON=$((0x1D)) #
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readonly INTEL_FAM6_NEHALEM=$((0x1E)) #
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readonly INTEL_FAM6_NEHALEM_G=$((0x1F)) # /* Auburndale / Havendale */
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readonly INTEL_FAM6_NEHALEM_EP=$((0x1A)) #
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readonly INTEL_FAM6_NEHALEM_EX=$((0x2E)) #
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readonly INTEL_FAM6_WESTMERE=$((0x25)) #
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readonly INTEL_FAM6_WESTMERE_EP=$((0x2C)) #
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readonly INTEL_FAM6_WESTMERE_EX=$((0x2F)) #
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readonly INTEL_FAM6_SANDYBRIDGE=$((0x2A)) #
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readonly INTEL_FAM6_SANDYBRIDGE_X=$((0x2D)) #
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readonly INTEL_FAM6_IVYBRIDGE=$((0x3A)) #
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readonly INTEL_FAM6_IVYBRIDGE_X=$((0x3E)) #
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readonly INTEL_FAM6_HASWELL=$((0x3C)) #
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readonly INTEL_FAM6_HASWELL_X=$((0x3F)) #
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readonly INTEL_FAM6_HASWELL_L=$((0x45)) #
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readonly INTEL_FAM6_HASWELL_G=$((0x46)) #
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readonly INTEL_FAM6_BROADWELL=$((0x3D)) #
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readonly INTEL_FAM6_BROADWELL_G=$((0x47)) #
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readonly INTEL_FAM6_BROADWELL_X=$((0x4F)) #
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readonly INTEL_FAM6_BROADWELL_D=$((0x56)) #
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readonly INTEL_FAM6_SKYLAKE_L=$((0x4E)) # /* Sky Lake */
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readonly INTEL_FAM6_SKYLAKE=$((0x5E)) # /* Sky Lake */
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readonly INTEL_FAM6_SKYLAKE_X=$((0x55)) # /* Sky Lake */
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readonly INTEL_FAM6_KABYLAKE_L=$((0x8E)) # /* Sky Lake */
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readonly INTEL_FAM6_KABYLAKE=$((0x9E)) # /* Sky Lake */
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readonly INTEL_FAM6_COMETLAKE=$((0xA5)) # /* Sky Lake */
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readonly INTEL_FAM6_COMETLAKE_L=$((0xA6)) # /* Sky Lake */
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readonly INTEL_FAM6_CANNONLAKE_L=$((0x66)) # /* Palm Cove */
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readonly INTEL_FAM6_ICELAKE_X=$((0x6A)) # /* Sunny Cove */
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readonly INTEL_FAM6_ICELAKE_D=$((0x6C)) # /* Sunny Cove */
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readonly INTEL_FAM6_ICELAKE=$((0x7D)) # /* Sunny Cove */
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readonly INTEL_FAM6_ICELAKE_L=$((0x7E)) # /* Sunny Cove */
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readonly INTEL_FAM6_ICELAKE_NNPI=$((0x9D)) # /* Sunny Cove */
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readonly INTEL_FAM6_LAKEFIELD=$((0x8A)) # /* Sunny Cove / Tremont */
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readonly INTEL_FAM6_ROCKETLAKE=$((0xA7)) # /* Cypress Cove */
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readonly INTEL_FAM6_TIGERLAKE_L=$((0x8C)) # /* Willow Cove */
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readonly INTEL_FAM6_TIGERLAKE=$((0x8D)) # /* Willow Cove */
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readonly INTEL_FAM6_SAPPHIRERAPIDS_X=$((0x8F)) # /* Golden Cove */
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readonly INTEL_FAM6_ALDERLAKE=$((0x97)) # /* Golden Cove / Gracemont */
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readonly INTEL_FAM6_ALDERLAKE_L=$((0x9A)) # /* Golden Cove / Gracemont */
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readonly INTEL_FAM6_RAPTORLAKE=$((0xB7)) #
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readonly INTEL_FAM6_ATOM_BONNELL=$((0x1C)) # /* Diamondville, Pineview */
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readonly INTEL_FAM6_ATOM_BONNELL_MID=$((0x26)) # /* Silverthorne, Lincroft */
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readonly INTEL_FAM6_ATOM_SALTWELL=$((0x36)) # /* Cedarview */
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readonly INTEL_FAM6_ATOM_SALTWELL_MID=$((0x27)) # /* Penwell */
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readonly INTEL_FAM6_ATOM_SALTWELL_TABLET=$((0x35)) # /* Cloverview */
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readonly INTEL_FAM6_ATOM_SILVERMONT=$((0x37)) # /* Bay Trail, Valleyview */
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readonly INTEL_FAM6_ATOM_SILVERMONT_D=$((0x4D)) # /* Avaton, Rangely */
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readonly INTEL_FAM6_ATOM_SILVERMONT_MID=$((0x4A)) # /* Merriefield */
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readonly INTEL_FAM6_ATOM_AIRMONT=$((0x4C)) # /* Cherry Trail, Braswell */
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readonly INTEL_FAM6_ATOM_AIRMONT_MID=$((0x5A)) # /* Moorefield */
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readonly INTEL_FAM6_ATOM_AIRMONT_NP=$((0x75)) # /* Lightning Mountain */
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readonly INTEL_FAM6_ATOM_GOLDMONT=$((0x5C)) # /* Apollo Lake */
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readonly INTEL_FAM6_ATOM_GOLDMONT_D=$((0x5F)) # /* Denverton */
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readonly INTEL_FAM6_ATOM_GOLDMONT_PLUS=$((0x7A)) # /* Gemini Lake */
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readonly INTEL_FAM6_ATOM_TREMONT_D=$((0x86)) # /* Jacobsville */
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readonly INTEL_FAM6_ATOM_TREMONT=$((0x96)) # /* Elkhart Lake */
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readonly INTEL_FAM6_ATOM_TREMONT_L=$((0x9C)) # /* Jasper Lake */
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readonly INTEL_FAM6_XEON_PHI_KNL=$((0x57)) # /* Knights Landing */
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readonly INTEL_FAM6_XEON_PHI_KNM=$((0x85)) # /* Knights Mill */
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}
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g_parse_cpu_details_done=1
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}
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# Check whether the CPU vendor is Hygon
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