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fix: Check SSE4.2
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kroese authored Dec 16, 2023
1 parent 2e0107e commit 932c23a
Showing 1 changed file with 4 additions and 3 deletions.
7 changes: 4 additions & 3 deletions src/cpu.sh
Original file line number Diff line number Diff line change
Expand Up @@ -29,10 +29,11 @@ if [[ "$ARCH" == "amd64" && "$KVM" != [Nn]* ]]; then
KVM_OPTS=",accel=kvm -enable-kvm"
fi

if [[ "$CPU_MODEL" != *"$CPU_FEATURES"* ]]; then
if [ -n "$KVM_OPTS" ]; then
if ! grep -qE '^flags.* (sse4_2)' /proc/cpuinfo; then
info "Your CPU does not have the SSE4.2 instruction set that DSM needs, it will be emulated.."
CPU_MODEL="host,$CPU_FEATURES"
error "Your host CPU does not has the SSE4.2 instruction set that Virtual DSM requires to boot."
error "Disable KVM by setting KVM=N to emulate a compatible CPU, at the cost of performance."
[[ "$DEBUG" != [Yy1]* ]] && exit 89
fi
fi

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