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fix: Support CPU's without SSE4 (#619)

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Kroese 2024-02-05 07:41:47 +01:00 committed by GitHub
parent 4c67343d33
commit 8297f4f880
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GPG Key ID: B5690EEEBB952194
1 changed files with 21 additions and 9 deletions
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28
src/proc.sh
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@ -6,7 +6,8 @@ set -Eeuo pipefail
: "${KVM:="Y"}"
: "${HOST_CPU:=""}"
: "${CPU_FLAGS:=""}"
: "${CPU_MODEL:="qemu64"}"
: "${CPU_MODEL:=""}"
: "${DEF_MODEL:="qemu64"}"
[ "$ARCH" != "amd64" ] && KVM="N"
@ -28,7 +29,7 @@ if [[ "$KVM" != [Nn]* ]]; then
if [ -n "$KVM_ERR" ]; then
KVM="N"
error "KVM acceleration not detected $KVM_ERR, this will cause a major loss of performance."
error "KVM acceleration not available $KVM_ERR, this will cause a major loss of performance."
error "See the FAQ on how to enable it, or continue without KVM by setting KVM=N (not recommended)."
[[ "$DEBUG" != [Yy1]* ]] && exit 88
fi
@ -37,14 +38,18 @@ fi
if [[ "$KVM" != [Nn]* ]]; then
CPU_MODEL="host"
KVM_OPTS=",accel=kvm -enable-kvm"
CPU_FEATURES="kvm=on,l3-cache=on,migratable=no"
CPU_FEATURES="kvm=on,l3-cache=on"
if ! grep -qE '^flags.* (sse4_2)' /proc/cpuinfo; then
error "Your host CPU does not have the SSE4.2 instruction set that Virtual DSM requires to boot."
error "Disable KVM by setting KVM=N to emulate a compatible CPU, at the cost of performance."
[[ "$DEBUG" != [Yy1]* ]] && exit 89
info "Your CPU does not have the SSE4 instruction set that Virtual DSM requires, it will be emulated..."
[ -z "$CPU_MODEL" ] && CPU_MODEL="$DEF_MODEL"
CPU_FEATURES="$CPU_FEATURES,+ssse3,+sse4.1,+sse4.2"
fi
if [ -z "$CPU_MODEL" ]; then
CPU_MODEL="host"
CPU_FEATURES="$CPU_FEATURES,migratable=no"
fi
else
@ -53,9 +58,16 @@ else
CPU_FEATURES="l3-cache=on"
if [[ "$ARCH" == "amd64" ]]; then
CPU_MODEL="max"
KVM_OPTS=" -accel tcg,thread=multi"
fi
if [ -z "$CPU_MODEL" ]; then
if [[ "$ARCH" == "amd64" ]]; then
CPU_MODEL="max"
CPU_FEATURES="$CPU_FEATURES,migratable=no"
else
CPU_MODEL="$DEF_MODEL"
fi
fi
CPU_FEATURES="$CPU_FEATURES,+ssse3,+sse4.1,+sse4.2"