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tests: Introduce tests for ARM CPU features

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Signed-off-by: Andrea Bolognani <abologna@redhat.com>
Tested-by: Andrew Jones <drjones@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Andrea Bolognani 2019-06-24 15:22:24 +02:00
parent 54f60ef9af
commit bd735350c5
7 changed files with 130 additions and 0 deletions
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18
tests/qemuxml2argvdata/aarch64-features-sve-disabled.xml Normal file
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@ -0,0 +1,18 @@
<domain type='kvm'>
<name>guest</name>
<uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
<memory unit='KiB'>1048576</memory>
<vcpu placement='static'>1</vcpu>
<os>
<type arch='aarch64' machine='virt'>hvm</type>
</os>
<cpu mode='host-passthrough'>
<feature policy='disable' name='sve'/>
<feature policy='require' name='sve128'/>
</cpu>
<devices>
<emulator>/usr/bin/qemu-system-aarch64</emulator>
<controller type='usb' model='none'/>
<memballoon model='none'/>
</devices>
</domain>

32
tests/qemuxml2argvdata/aarch64-features-sve.aarch64-latest.args Normal file
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@ -0,0 +1,32 @@
LC_ALL=C \
PATH=/bin \
HOME=/tmp/lib/domain--1-guest \
USER=test \
LOGNAME=test \
XDG_DATA_HOME=/tmp/lib/domain--1-guest/.local/share \
XDG_CACHE_HOME=/tmp/lib/domain--1-guest/.cache \
XDG_CONFIG_HOME=/tmp/lib/domain--1-guest/.config \
QEMU_AUDIO_DRV=none \
/usr/bin/qemu-system-aarch64 \
-name guest=guest,debug-threads=on \
-S \
-object secret,id=masterKey0,format=raw,\
file=/tmp/lib/domain--1-guest/master-key.aes \
-machine virt,accel=kvm,usb=off,dump-guest-core=off,gic-version=3 \
-cpu host,sve512=on,sve384=off,sve256=on,sve128=on,sve=on \
-m 1024 \
-overcommit mem-lock=off \
-smp 1,sockets=1,cores=1,threads=1 \
-uuid 1ccfd97d-5eb4-478a-bbe6-88d254c16db7 \
-display none \
-no-user-config \
-nodefaults \
-chardev socket,id=charmonitor,fd=1729,server,nowait \
-mon chardev=charmonitor,id=monitor,mode=control \
-rtc base=utc \
-no-shutdown \
-no-acpi \
-boot strict=on \
-sandbox on,obsolete=deny,elevateprivileges=deny,spawn=deny,\
resourcecontrol=deny \
-msg timestamp=on

20
tests/qemuxml2argvdata/aarch64-features-sve.xml Normal file
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@ -0,0 +1,20 @@
<domain type='kvm'>
<name>guest</name>
<uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
<memory unit='KiB'>1048576</memory>
<vcpu placement='static'>1</vcpu>
<os>
<type arch='aarch64' machine='virt'>hvm</type>
</os>
<cpu mode='host-passthrough'>
<feature policy='require' name='sve512'/>
<feature policy='disable' name='sve384'/>
<feature policy='require' name='sve256'/>
<feature policy='require' name='sve128'/>
</cpu>
<devices>
<emulator>/usr/bin/qemu-system-aarch64</emulator>
<controller type='usb' model='none'/>
<memballoon model='none'/>
</devices>
</domain>

17
tests/qemuxml2argvdata/aarch64-features-wrong.xml Normal file
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@ -0,0 +1,17 @@
<domain type='kvm'>
<name>guest</name>
<uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
<memory unit='KiB'>1048576</memory>
<vcpu placement='static'>1</vcpu>
<os>
<type arch='aarch64' machine='virt'>hvm</type>
</os>
<cpu mode='host-passthrough'>
<feature policy='disable' name='vmx'/>
</cpu>
<devices>
<emulator>/usr/bin/qemu-system-aarch64</emulator>
<controller type='usb' model='none'/>
<memballoon model='none'/>
</devices>
</domain>

9
tests/qemuxml2argvtest.c
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@ -2669,6 +2669,15 @@ mymain(void)
DO_TEST("aarch64-noacpi-nouefi", NONE);
DO_TEST_PARSE_ERROR("aarch64-acpi-nouefi", NONE);
/* QEMU 4.0.0 didn't have support for aarch64 CPU features */
DO_TEST_CAPS_ARCH_VER_FAILURE("aarch64-features-sve", "aarch64", "4.0.0");
/* aarch64 doesn't support the same CPU features as x86 */
DO_TEST_CAPS_ARCH_LATEST_FAILURE("aarch64-features-wrong", "aarch64");
/* Can't enable vector lengths when SVE is overall disabled */
DO_TEST_CAPS_ARCH_LATEST_PARSE_ERROR("aarch64-features-sve-disabled", "aarch64");
/* SVE aarch64 CPU features work on modern QEMU */
DO_TEST_CAPS_ARCH_LATEST("aarch64-features-sve", "aarch64");
qemuTestSetHostArch(driver.caps, VIR_ARCH_NONE);
DO_TEST("kvm-pit-delay", QEMU_CAPS_KVM_PIT_TICK_POLICY);

31
tests/qemuxml2xmloutdata/aarch64-features-sve.aarch64-latest.xml Normal file
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@ -0,0 +1,31 @@
<domain type='kvm'>
<name>guest</name>
<uuid>1ccfd97d-5eb4-478a-bbe6-88d254c16db7</uuid>
<memory unit='KiB'>1048576</memory>
<currentMemory unit='KiB'>1048576</currentMemory>
<vcpu placement='static'>1</vcpu>
<os>
<type arch='aarch64' machine='virt'>hvm</type>
<boot dev='hd'/>
</os>
<features>
<gic version='3'/>
</features>
<cpu mode='host-passthrough' check='none'>
<feature policy='require' name='sve512'/>
<feature policy='disable' name='sve384'/>
<feature policy='require' name='sve256'/>
<feature policy='require' name='sve128'/>
<feature policy='require' name='sve'/>
</cpu>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/bin/qemu-system-aarch64</emulator>
<controller type='usb' index='0' model='none'/>
<controller type='pci' index='0' model='pcie-root'/>
<memballoon model='none'/>
</devices>
</domain>

3
tests/qemuxml2xmltest.c
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@ -1142,6 +1142,9 @@ mymain(void)
ARG_GIC, GIC_BOTH,
ARG_QEMU_CAPS, NONE);
/* SVE aarch64 CPU features work on modern QEMU */
DO_TEST_CAPS_ARCH_LATEST("aarch64-features-sve", "aarch64");
DO_TEST("memory-hotplug", NONE);
DO_TEST("memory-hotplug-nonuma", NONE);
DO_TEST("memory-hotplug-dimm", NONE);