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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
: "${KVM:="Y"}" : "${KVM:="Y"}"
: "${HOST_CPU:=""}" : "${HOST_CPU:=""}"
: "${CPU_FLAGS:=""}" : "${CPU_FLAGS:=""}"
: "${CPU_MODEL:="qemu64"}" : "${CPU_MODEL:=""}"
: "${DEF_MODEL:="qemu64"}"
[ "$ARCH" != "amd64" ] && KVM="N" [ "$ARCH" != "amd64" ] && KVM="N"
@ -28,7 +29,7 @@ if [[ "$KVM" != [Nn]* ]]; then
if [ -n "$KVM_ERR" ]; then if [ -n "$KVM_ERR" ]; then
KVM="N" KVM="N"
error "KVM acceleration not detected $KVM_ERR, this will cause a major loss of performance." error "KVM acceleration not available $KVM_ERR, this will cause a major loss of performance."
error "See the FAQ on how to enable it, or continue without KVM by setting KVM=N (not recommended)." error "See the FAQ on how to enable it, or continue without KVM by setting KVM=N (not recommended)."
[[ "$DEBUG" != [Yy1]* ]] && exit 88 [[ "$DEBUG" != [Yy1]* ]] && exit 88
fi fi
@ -37,14 +38,18 @@ fi
if [[ "$KVM" != [Nn]* ]]; then if [[ "$KVM" != [Nn]* ]]; then
CPU_MODEL="host"
KVM_OPTS=",accel=kvm -enable-kvm" KVM_OPTS=",accel=kvm -enable-kvm"
CPU_FEATURES="kvm=on,l3-cache=on,migratable=no" CPU_FEATURES="kvm=on,l3-cache=on"
if ! grep -qE '^flags.* (sse4_2)' /proc/cpuinfo; then if ! grep -qE '^flags.* (sse4_2)' /proc/cpuinfo; then
error "Your host CPU does not have the SSE4.2 instruction set that Virtual DSM requires to boot." info "Your CPU does not have the SSE4 instruction set that Virtual DSM requires, it will be emulated..."
error "Disable KVM by setting KVM=N to emulate a compatible CPU, at the cost of performance." [ -z "$CPU_MODEL" ] && CPU_MODEL="$DEF_MODEL"
[[ "$DEBUG" != [Yy1]* ]] && exit 89 CPU_FEATURES="$CPU_FEATURES,+ssse3,+sse4.1,+sse4.2"
fi
if [ -z "$CPU_MODEL" ]; then
CPU_MODEL="host"
CPU_FEATURES="$CPU_FEATURES,migratable=no"
fi fi
else else
@ -53,9 +58,16 @@ else
CPU_FEATURES="l3-cache=on" CPU_FEATURES="l3-cache=on"
if [[ "$ARCH" == "amd64" ]]; then if [[ "$ARCH" == "amd64" ]]; then
CPU_MODEL="max"
KVM_OPTS=" -accel tcg,thread=multi" KVM_OPTS=" -accel tcg,thread=multi"
fi
if [ -z "$CPU_MODEL" ]; then
if [[ "$ARCH" == "amd64" ]]; then
CPU_MODEL="max"
CPU_FEATURES="$CPU_FEATURES,migratable=no" CPU_FEATURES="$CPU_FEATURES,migratable=no"
else
CPU_MODEL="$DEF_MODEL"
fi
fi fi
CPU_FEATURES="$CPU_FEATURES,+ssse3,+sse4.1,+sse4.2" CPU_FEATURES="$CPU_FEATURES,+ssse3,+sse4.1,+sse4.2"