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fix: use host cpu for macos if it is a GenuineIntel cpu on the host

This commit is contained in:
Martin Wimpress 2024-05-16 09:59:21 +01:00 committed by Martin Wimpress
parent 62377a77c0
commit 587d218f14
1 changed files with 27 additions and 19 deletions
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@ -290,9 +290,6 @@ function configure_cpu() {
# Configure appropriately for the host platform
if [ "${OS_KERNEL}" == "Darwin" ]; then
MANUFACTURER=$(ioreg -l | grep -e Manufacturer | grep -v iMan | cut -d'"' -f4 | sort -u)
# Disable huge pages on macOS to prevent crashes
# - https://stackoverflow.com/questions/60231203/qemu-qcow2-mmu-gva-to-gpa-crash-in-mac-os-x
CPU_MODEL+=",-pdpe1gb"
CPU_KVM_UNHALT=""
KVM_GUEST_TWEAKS=""
QEMU_ACCEL=",accel=hvf"
@ -623,43 +620,54 @@ function configure_os_quirks() {
# A CPU with SSE4.1 support is required for >= macOS Sierra
# A CPU with SSE4.2 support is required for >= macOS Catalina
# A CPU with AVX2 support is required for >= macOS Ventura
if ! check_cpu_flag fma && ! check_cpu_flag invtsc; then
echo "ERROR! macOS requires a CPU with FMA and INV TSC support."
exit 1
fi
# TODO: Investigate if hosts with an Intel CPU can just use `-cpu host`
case ${macos_release} in
# Disable huge pages (,-pdpe1gb) on macOS to prevent crashes
# - https://stackoverflow.com/questions/60231203/qemu-qcow2-mmu-gva-to-gpa-crash-in-mac-os-x
ventura|sonoma)
if check_cpu_flag sse4_2 && check_cpu_flag avx2; then
CPU="-cpu Haswell-v4,vendor=GenuineIntel,+avx,+avx2,+sse,+sse2,+sse3,+sse4.2,vmware-cpuid-freq=on"
if [ "${HOST_CPU_VENDOR}" == "GenuineIntel" ]; then
CPU="-cpu host,-pdpe1gb"
else
CPU="-cpu Haswell-v4,vendor=GenuineIntel,-pdpe1gb,+avx,+avx2,+sse,+sse2,+sse3,+sse4.2,vmware-cpuid-freq=on"
fi
else
echo "ERROR! macOS ${macos_release} requires a CPU with SSE 4.2 and AVX2 support."
echo " Try macOS Monterey or Big Sur."
exit 1
fi;;
catalina|big-sur|monterey)
if check_cpu_flag sse4_2; then
CPU="-cpu Haswell-v4,vendor=GenuineIntel,+avx,+sse,+sse2,+sse3,+sse4.2,vmware-cpuid-freq=on"
if [ "${HOST_CPU_VENDOR}" == "GenuineIntel" ]; then
CPU="-cpu host,-pdpe1gb"
else
CPU="-cpu Haswell-v4,vendor=GenuineIntel,-pdpe1gb,+avx,+sse,+sse2,+sse3,+sse4.2,vmware-cpuid-freq=on"
fi
else
echo "ERROR! macOS ${macos_release} requires a CPU with SSE 4.2 support."
exit 1
fi;;
*)
if check_cpu_flag sse4_1; then
CPU="-cpu Penryn,vendor=GenuineIntel,+avx,+sse,+sse2,+sse3,+sse4.1,vmware-cpuid-freq=on"
if [ "${HOST_CPU_VENDOR}" == "GenuineIntel" ]; then
CPU="-cpu host,-pdpe1gb"
else
CPU="-cpu Penryn,vendor=GenuineIntel,-pdpe1gb,+avx,+sse,+sse2,+sse3,+sse4.1,vmware-cpuid-freq=on"
fi
else
echo "ERROR! macOS ${macos_release} requires a CPU with SSE 4.1 support."
exit 1
fi;;
esac
for FLAG in abm adx aes amd-ssbd bmi1 bmi2 cx8 eist ept_1gb f16c fma invtsc \
mmx movbe mpx pdpe1gb popcnt smep vaes vbmi2 vpclmulqdq \
xgetbv1 xsave xsaveopt; do
if check_cpu_flag "${FLAG}"; then
CPU+=",+${FLAG}"
fi
done
if [ "${HOST_CPU_VENDOR}" != "GenuineIntel" ]; then
for FLAG in abm adx aes amd-ssbd bmi1 bmi2 cx8 eist ept_1gb f16c fma invtsc \
mmx movbe mpx pdpe1gb popcnt smep vaes vbmi2 vpclmulqdq \
xgetbv1 xsave xsaveopt; do
if check_cpu_flag "${FLAG}"; then
CPU+=",+${FLAG}"
fi
done
fi
# Disable S3 support in the VM to prevent macOS suspending during install
GUEST_TWEAKS="${KVM_GUEST_TWEAKS}-global ICH9-LPC.disable_s3=1 -device isa-applesmc,osk=$(echo "bheuneqjbexolgurfrjbeqfthneqrqcyrnfrqbagfgrny(p)NccyrPbzchgreVap" | tr 'A-Za-z' 'N-ZA-Mn-za-m')"