peter/spectre-meltdown-checker
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feat: arm: add Neoverse-N2 and Neoverse-V2

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Signed-off-by: George Cherian <george.cherian@marvell.com>
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George Cherian 2023-06-09 16:33:29 +05:30 committed by Stéphane Lesimple
parent 6a61df200e
commit 0d93c6ffb4
1 changed files with 5 additions and 5 deletions
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spectre-meltdown-checker.sh
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@ -495,9 +495,9 @@ is_cpu_affected()
if [ -n "$cpupart" ] && [ -n "$cpuarch" ]; then if [ -n "$cpupart" ] && [ -n "$cpuarch" ]; then
# Cortex-R7 and Cortex-R8 are real-time and only used in medical devices or such # Cortex-R7 and Cortex-R8 are real-time and only used in medical devices or such
# I can't find their CPU part number, but it's probably not that useful anyway # I can't find their CPU part number, but it's probably not that useful anyway
# model R7 R8 A8 A9 A12 A15 A17 A57 A72 A73 A75 A76 A77 Neoverse-N1 Neoverse-V1 # model R7 R8 A8 A9 A12 A15 A17 A57 A72 A73 A75 A76 A77 Neoverse-N1 Neoverse-V1 Neoverse-N1 Neoverse-V2
# part ? ? c08 c09 c0d c0f c0e d07 d08 d09 d0a d0b d0d d0c d40 # part ? ? c08 c09 c0d c0f c0e d07 d08 d09 d0a d0b d0d d0c d40 d49 d4f
# arch 7? 7? 7 7 7 7 7 8 8 8 8 8 8 8 8 # arch 7? 7? 7 7 7 7 7 8 8 8 8 8 8 8 8 8 8
# #
# Whitelist identified non-affected processors, use vulnerability information from # Whitelist identified non-affected processors, use vulnerability information from
# https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability # https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability
@ -548,13 +548,13 @@ is_cpu_affected()
[ -z "$variant3a" ] && variant3a=immune [ -z "$variant3a" ] && variant3a=immune
variant4=vuln variant4=vuln
_debug "checking cpu$i: armv8 A76/A77/NeoverseN1 non affected to variant 2, 3 & 3a" _debug "checking cpu$i: armv8 A76/A77/NeoverseN1 non affected to variant 2, 3 & 3a"
elif [ "$cpuarch" = 8 ] && echo "$cpupart" | grep -q -w -e 0xd40; then elif [ "$cpuarch" = 8 ] && echo "$cpupart" | grep -q -w -e 0xd40 -e 0xd49 -e 0xd4f; then
variant1=vuln variant1=vuln
[ -z "$variant2" ] && variant2=immune [ -z "$variant2" ] && variant2=immune
[ -z "$variant3" ] && variant3=immune [ -z "$variant3" ] && variant3=immune
[ -z "$variant3a" ] && variant3a=immune [ -z "$variant3a" ] && variant3a=immune
[ -z "$variant4" ] && variant4=immune [ -z "$variant4" ] && variant4=immune
_debug "checking cpu$i: armv8 NeoverseV1 non affected to variant 2, 3, 3a & 4" _debug "checking cpu$i: armv8 NeoverseN2/V1/V2 non affected to variant 2, 3, 3a & 4"
elif [ "$cpuarch" -le 7 ] || { [ "$cpuarch" = 8 ] && [ $(( cpupart )) -lt $(( 0xd07 )) ]; } ; then elif [ "$cpuarch" -le 7 ] || { [ "$cpuarch" = 8 ] && [ $(( cpupart )) -lt $(( 0xd07 )) ]; } ; then
[ -z "$variant1" ] && variant1=immune [ -z "$variant1" ] && variant1=immune
[ -z "$variant2" ] && variant2=immune [ -z "$variant2" ] && variant2=immune