ba21bde930
The same way the arch tag is being used as a fallback for the arch parameter, let's do the same for QEMU's machine and avoid some boiler plate code. This is now possible because, since Avocado 72.0, it's possible to use tags with names that match the machine types on QEMU. Signed-off-by: Cleber Rosa <crosa@redhat.com> Message-Id: <20191104151323.9883-4-crosa@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Cleber Rosa <crosa@redhat.com>
336 lines
15 KiB
Python
336 lines
15 KiB
Python
#!/usr/bin/env python
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#
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# Basic validation of x86 versioned CPU models and CPU model aliases
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#
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# Copyright (c) 2019 Red Hat Inc
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#
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# Author:
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# Eduardo Habkost <ehabkost@redhat.com>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, see <http://www.gnu.org/licenses/>.
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#
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import avocado_qemu
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import re
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class X86CPUModelAliases(avocado_qemu.Test):
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"""
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Validation of PC CPU model versions and CPU model aliases
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:avocado: tags=arch:x86_64
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"""
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def validate_aliases(self, cpus):
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for c in cpus.values():
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if 'alias-of' in c:
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# all aliases must point to a valid CPU model name:
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self.assertIn(c['alias-of'], cpus,
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'%s.alias-of (%s) is not a valid CPU model name' % (c['name'], c['alias-of']))
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# aliases must not point to aliases
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self.assertNotIn('alias-of', cpus[c['alias-of']],
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'%s.alias-of (%s) points to another alias' % (c['name'], c['alias-of']))
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# aliases must not be static
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self.assertFalse(c['static'])
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def validate_variant_aliases(self, cpus):
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# -noTSX, -IBRS and -IBPB variants of CPU models are special:
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# they shouldn't have their own versions:
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self.assertNotIn("Haswell-noTSX-v1", cpus,
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"Haswell-noTSX shouldn't be versioned")
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self.assertNotIn("Broadwell-noTSX-v1", cpus,
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"Broadwell-noTSX shouldn't be versioned")
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self.assertNotIn("Nehalem-IBRS-v1", cpus,
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"Nehalem-IBRS shouldn't be versioned")
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self.assertNotIn("Westmere-IBRS-v1", cpus,
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"Westmere-IBRS shouldn't be versioned")
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self.assertNotIn("SandyBridge-IBRS-v1", cpus,
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"SandyBridge-IBRS shouldn't be versioned")
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self.assertNotIn("IvyBridge-IBRS-v1", cpus,
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"IvyBridge-IBRS shouldn't be versioned")
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self.assertNotIn("Haswell-noTSX-IBRS-v1", cpus,
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"Haswell-noTSX-IBRS shouldn't be versioned")
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self.assertNotIn("Haswell-IBRS-v1", cpus,
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"Haswell-IBRS shouldn't be versioned")
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self.assertNotIn("Broadwell-noTSX-IBRS-v1", cpus,
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"Broadwell-noTSX-IBRS shouldn't be versioned")
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self.assertNotIn("Broadwell-IBRS-v1", cpus,
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"Broadwell-IBRS shouldn't be versioned")
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self.assertNotIn("Skylake-Client-IBRS-v1", cpus,
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"Skylake-Client-IBRS shouldn't be versioned")
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self.assertNotIn("Skylake-Server-IBRS-v1", cpus,
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"Skylake-Server-IBRS shouldn't be versioned")
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self.assertNotIn("EPYC-IBPB-v1", cpus,
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"EPYC-IBPB shouldn't be versioned")
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def test_4_0_alias_compatibility(self):
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"""
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Check if pc-*-4.0 unversioned CPU model won't be reported as aliases
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:avocado: tags=machine:pc-i440fx-4.0
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"""
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# pc-*-4.0 won't expose non-versioned CPU models as aliases
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# We do this to help management software to keep compatibility
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# with older QEMU versions that didn't have the versioned CPU model
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self.vm.add_args('-S')
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self.vm.launch()
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cpus = dict((m['name'], m) for m in self.vm.command('query-cpu-definitions'))
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self.assertFalse(cpus['Cascadelake-Server']['static'],
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'unversioned Cascadelake-Server CPU model must not be static')
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self.assertNotIn('alias-of', cpus['Cascadelake-Server'],
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'Cascadelake-Server must not be an alias')
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self.assertNotIn('alias-of', cpus['Cascadelake-Server-v1'],
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'Cascadelake-Server-v1 must not be an alias')
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self.assertFalse(cpus['qemu64']['static'],
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'unversioned qemu64 CPU model must not be static')
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self.assertNotIn('alias-of', cpus['qemu64'],
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'qemu64 must not be an alias')
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self.assertNotIn('alias-of', cpus['qemu64-v1'],
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'qemu64-v1 must not be an alias')
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self.validate_variant_aliases(cpus)
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# On pc-*-4.0, no CPU model should be reported as an alias:
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for name,c in cpus.items():
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self.assertNotIn('alias-of', c, "%s shouldn't be an alias" % (name))
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def test_4_1_alias(self):
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"""
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Check if unversioned CPU model is an alias pointing to right version
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:avocado: tags=machine:pc-i440fx-4.1
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"""
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self.vm.add_args('-S')
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self.vm.launch()
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cpus = dict((m['name'], m) for m in self.vm.command('query-cpu-definitions'))
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self.assertFalse(cpus['Cascadelake-Server']['static'],
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'unversioned Cascadelake-Server CPU model must not be static')
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self.assertEquals(cpus['Cascadelake-Server'].get('alias-of'), 'Cascadelake-Server-v1',
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'Cascadelake-Server must be an alias of Cascadelake-Server-v1')
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self.assertNotIn('alias-of', cpus['Cascadelake-Server-v1'],
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'Cascadelake-Server-v1 must not be an alias')
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self.assertFalse(cpus['qemu64']['static'],
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'unversioned qemu64 CPU model must not be static')
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self.assertEquals(cpus['qemu64'].get('alias-of'), 'qemu64-v1',
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'qemu64 must be an alias of qemu64-v1')
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self.assertNotIn('alias-of', cpus['qemu64-v1'],
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'qemu64-v1 must not be an alias')
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self.validate_variant_aliases(cpus)
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# On pc-*-4.1, -noTSX and -IBRS models should be aliases:
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self.assertEquals(cpus["Haswell"].get('alias-of'),
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"Haswell-v1",
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"Haswell must be an alias")
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self.assertEquals(cpus["Haswell-noTSX"].get('alias-of'),
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"Haswell-v2",
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"Haswell-noTSX must be an alias")
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self.assertEquals(cpus["Haswell-IBRS"].get('alias-of'),
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"Haswell-v3",
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"Haswell-IBRS must be an alias")
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self.assertEquals(cpus["Haswell-noTSX-IBRS"].get('alias-of'),
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"Haswell-v4",
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"Haswell-noTSX-IBRS must be an alias")
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self.assertEquals(cpus["Broadwell"].get('alias-of'),
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"Broadwell-v1",
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"Broadwell must be an alias")
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self.assertEquals(cpus["Broadwell-noTSX"].get('alias-of'),
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"Broadwell-v2",
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"Broadwell-noTSX must be an alias")
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self.assertEquals(cpus["Broadwell-IBRS"].get('alias-of'),
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"Broadwell-v3",
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"Broadwell-IBRS must be an alias")
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self.assertEquals(cpus["Broadwell-noTSX-IBRS"].get('alias-of'),
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"Broadwell-v4",
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"Broadwell-noTSX-IBRS must be an alias")
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self.assertEquals(cpus["Nehalem"].get('alias-of'),
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"Nehalem-v1",
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"Nehalem must be an alias")
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self.assertEquals(cpus["Nehalem-IBRS"].get('alias-of'),
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"Nehalem-v2",
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"Nehalem-IBRS must be an alias")
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self.assertEquals(cpus["Westmere"].get('alias-of'),
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"Westmere-v1",
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"Westmere must be an alias")
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self.assertEquals(cpus["Westmere-IBRS"].get('alias-of'),
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"Westmere-v2",
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"Westmere-IBRS must be an alias")
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self.assertEquals(cpus["SandyBridge"].get('alias-of'),
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"SandyBridge-v1",
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"SandyBridge must be an alias")
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self.assertEquals(cpus["SandyBridge-IBRS"].get('alias-of'),
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"SandyBridge-v2",
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"SandyBridge-IBRS must be an alias")
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self.assertEquals(cpus["IvyBridge"].get('alias-of'),
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"IvyBridge-v1",
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"IvyBridge must be an alias")
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self.assertEquals(cpus["IvyBridge-IBRS"].get('alias-of'),
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"IvyBridge-v2",
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"IvyBridge-IBRS must be an alias")
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self.assertEquals(cpus["Skylake-Client"].get('alias-of'),
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"Skylake-Client-v1",
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"Skylake-Client must be an alias")
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self.assertEquals(cpus["Skylake-Client-IBRS"].get('alias-of'),
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"Skylake-Client-v2",
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"Skylake-Client-IBRS must be an alias")
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self.assertEquals(cpus["Skylake-Server"].get('alias-of'),
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"Skylake-Server-v1",
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"Skylake-Server must be an alias")
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self.assertEquals(cpus["Skylake-Server-IBRS"].get('alias-of'),
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"Skylake-Server-v2",
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"Skylake-Server-IBRS must be an alias")
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self.assertEquals(cpus["EPYC"].get('alias-of'),
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"EPYC-v1",
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"EPYC must be an alias")
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self.assertEquals(cpus["EPYC-IBPB"].get('alias-of'),
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"EPYC-v2",
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"EPYC-IBPB must be an alias")
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self.validate_aliases(cpus)
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def test_none_alias(self):
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"""
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Check if unversioned CPU model is an alias pointing to some version
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:avocado: tags=machine:none
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"""
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self.vm.add_args('-S')
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self.vm.launch()
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cpus = dict((m['name'], m) for m in self.vm.command('query-cpu-definitions'))
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self.assertFalse(cpus['Cascadelake-Server']['static'],
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'unversioned Cascadelake-Server CPU model must not be static')
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self.assertTrue(re.match('Cascadelake-Server-v[0-9]+', cpus['Cascadelake-Server']['alias-of']),
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'Cascadelake-Server must be an alias of versioned CPU model')
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self.assertNotIn('alias-of', cpus['Cascadelake-Server-v1'],
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'Cascadelake-Server-v1 must not be an alias')
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self.assertFalse(cpus['qemu64']['static'],
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'unversioned qemu64 CPU model must not be static')
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self.assertTrue(re.match('qemu64-v[0-9]+', cpus['qemu64']['alias-of']),
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'qemu64 must be an alias of versioned CPU model')
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self.assertNotIn('alias-of', cpus['qemu64-v1'],
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'qemu64-v1 must not be an alias')
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self.validate_aliases(cpus)
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class CascadelakeArchCapabilities(avocado_qemu.Test):
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"""
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Validation of Cascadelake arch-capabilities
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:avocado: tags=arch:x86_64
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"""
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def get_cpu_prop(self, prop):
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cpu_path = self.vm.command('query-cpus')[0].get('qom_path')
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return self.vm.command('qom-get', path=cpu_path, property=prop)
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def test_4_1(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.1
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"""
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# machine-type only:
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off')
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self.vm.launch()
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self.assertFalse(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.1 + Cascadelake-Server should not have arch-capabilities')
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def test_4_0(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.0
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"""
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off')
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self.vm.launch()
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self.assertFalse(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.0 + Cascadelake-Server should not have arch-capabilities')
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def test_set_4_0(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.0
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"""
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# command line must override machine-type if CPU model is not versioned:
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off,+arch-capabilities')
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self.vm.launch()
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self.assertTrue(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.0 + Cascadelake-Server,+arch-capabilities should have arch-capabilities')
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def test_unset_4_1(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.1
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"""
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off,-arch-capabilities')
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self.vm.launch()
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self.assertFalse(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.1 + Cascadelake-Server,-arch-capabilities should not have arch-capabilities')
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def test_v1_4_0(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.0
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"""
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# versioned CPU model overrides machine-type:
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server-v1,x-force-features=on,check=off,enforce=off')
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self.vm.launch()
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self.assertFalse(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.0 + Cascadelake-Server-v1 should not have arch-capabilities')
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def test_v2_4_0(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.0
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"""
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server-v2,x-force-features=on,check=off,enforce=off')
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self.vm.launch()
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self.assertTrue(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.0 + Cascadelake-Server-v2 should have arch-capabilities')
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def test_v1_set_4_0(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.0
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"""
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# command line must override machine-type and versioned CPU model:
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server-v1,x-force-features=on,check=off,enforce=off,+arch-capabilities')
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self.vm.launch()
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self.assertTrue(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.0 + Cascadelake-Server-v1,+arch-capabilities should have arch-capabilities')
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def test_v2_unset_4_1(self):
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"""
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:avocado: tags=machine:pc-i440fx-4.1
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"""
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self.vm.add_args('-S')
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self.vm.add_args('-cpu', 'Cascadelake-Server-v2,x-force-features=on,check=off,enforce=off,-arch-capabilities')
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self.vm.launch()
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self.assertFalse(self.get_cpu_prop('arch-capabilities'),
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'pc-i440fx-4.1 + Cascadelake-Server-v2,-arch-capabilities should not have arch-capabilities')
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