1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
|
#
# Basic validation of x86 versioned CPU models and CPU model aliases
#
# Copyright (c) 2019 Red Hat Inc
#
# Author:
# Eduardo Habkost <ehabkost@redhat.com>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, see <http://www.gnu.org/licenses/>.
#
import avocado_qemu
import re
class X86CPUModelAliases(avocado_qemu.Test):
"""
Validation of PC CPU model versions and CPU model aliases
:avocado: tags=arch:x86_64
"""
def validate_aliases(self, cpus):
for c in cpus.values():
if 'alias-of' in c:
# all aliases must point to a valid CPU model name:
self.assertIn(c['alias-of'], cpus,
'%s.alias-of (%s) is not a valid CPU model name' % (c['name'], c['alias-of']))
# aliases must not point to aliases
self.assertNotIn('alias-of', cpus[c['alias-of']],
'%s.alias-of (%s) points to another alias' % (c['name'], c['alias-of']))
# aliases must not be static
self.assertFalse(c['static'])
def validate_variant_aliases(self, cpus):
# -noTSX, -IBRS and -IBPB variants of CPU models are special:
# they shouldn't have their own versions:
self.assertNotIn("Haswell-noTSX-v1", cpus,
"Haswell-noTSX shouldn't be versioned")
self.assertNotIn("Broadwell-noTSX-v1", cpus,
"Broadwell-noTSX shouldn't be versioned")
self.assertNotIn("Nehalem-IBRS-v1", cpus,
"Nehalem-IBRS shouldn't be versioned")
self.assertNotIn("Westmere-IBRS-v1", cpus,
"Westmere-IBRS shouldn't be versioned")
self.assertNotIn("SandyBridge-IBRS-v1", cpus,
"SandyBridge-IBRS shouldn't be versioned")
self.assertNotIn("IvyBridge-IBRS-v1", cpus,
"IvyBridge-IBRS shouldn't be versioned")
self.assertNotIn("Haswell-noTSX-IBRS-v1", cpus,
"Haswell-noTSX-IBRS shouldn't be versioned")
self.assertNotIn("Haswell-IBRS-v1", cpus,
"Haswell-IBRS shouldn't be versioned")
self.assertNotIn("Broadwell-noTSX-IBRS-v1", cpus,
"Broadwell-noTSX-IBRS shouldn't be versioned")
self.assertNotIn("Broadwell-IBRS-v1", cpus,
"Broadwell-IBRS shouldn't be versioned")
self.assertNotIn("Skylake-Client-IBRS-v1", cpus,
"Skylake-Client-IBRS shouldn't be versioned")
self.assertNotIn("Skylake-Server-IBRS-v1", cpus,
"Skylake-Server-IBRS shouldn't be versioned")
self.assertNotIn("EPYC-IBPB-v1", cpus,
"EPYC-IBPB shouldn't be versioned")
def test_4_0_alias_compatibility(self):
"""
Check if pc-*-4.0 unversioned CPU model won't be reported as aliases
:avocado: tags=machine:pc-i440fx-4.0
"""
# pc-*-4.0 won't expose non-versioned CPU models as aliases
# We do this to help management software to keep compatibility
# with older QEMU versions that didn't have the versioned CPU model
self.vm.add_args('-S')
self.vm.launch()
cpus = dict((m['name'], m) for m in self.vm.command('query-cpu-definitions'))
self.assertFalse(cpus['Cascadelake-Server']['static'],
'unversioned Cascadelake-Server CPU model must not be static')
self.assertNotIn('alias-of', cpus['Cascadelake-Server'],
'Cascadelake-Server must not be an alias')
self.assertNotIn('alias-of', cpus['Cascadelake-Server-v1'],
'Cascadelake-Server-v1 must not be an alias')
self.assertFalse(cpus['qemu64']['static'],
'unversioned qemu64 CPU model must not be static')
self.assertNotIn('alias-of', cpus['qemu64'],
'qemu64 must not be an alias')
self.assertNotIn('alias-of', cpus['qemu64-v1'],
'qemu64-v1 must not be an alias')
self.validate_variant_aliases(cpus)
# On pc-*-4.0, no CPU model should be reported as an alias:
for name,c in cpus.items():
self.assertNotIn('alias-of', c, "%s shouldn't be an alias" % (name))
def test_4_1_alias(self):
"""
Check if unversioned CPU model is an alias pointing to right version
:avocado: tags=machine:pc-i440fx-4.1
"""
self.vm.add_args('-S')
self.vm.launch()
cpus = dict((m['name'], m) for m in self.vm.command('query-cpu-definitions'))
self.assertFalse(cpus['Cascadelake-Server']['static'],
'unversioned Cascadelake-Server CPU model must not be static')
self.assertEquals(cpus['Cascadelake-Server'].get('alias-of'), 'Cascadelake-Server-v1',
'Cascadelake-Server must be an alias of Cascadelake-Server-v1')
self.assertNotIn('alias-of', cpus['Cascadelake-Server-v1'],
'Cascadelake-Server-v1 must not be an alias')
self.assertFalse(cpus['qemu64']['static'],
'unversioned qemu64 CPU model must not be static')
self.assertEquals(cpus['qemu64'].get('alias-of'), 'qemu64-v1',
'qemu64 must be an alias of qemu64-v1')
self.assertNotIn('alias-of', cpus['qemu64-v1'],
'qemu64-v1 must not be an alias')
self.validate_variant_aliases(cpus)
# On pc-*-4.1, -noTSX and -IBRS models should be aliases:
self.assertEquals(cpus["Haswell"].get('alias-of'),
"Haswell-v1",
"Haswell must be an alias")
self.assertEquals(cpus["Haswell-noTSX"].get('alias-of'),
"Haswell-v2",
"Haswell-noTSX must be an alias")
self.assertEquals(cpus["Haswell-IBRS"].get('alias-of'),
"Haswell-v3",
"Haswell-IBRS must be an alias")
self.assertEquals(cpus["Haswell-noTSX-IBRS"].get('alias-of'),
"Haswell-v4",
"Haswell-noTSX-IBRS must be an alias")
self.assertEquals(cpus["Broadwell"].get('alias-of'),
"Broadwell-v1",
"Broadwell must be an alias")
self.assertEquals(cpus["Broadwell-noTSX"].get('alias-of'),
"Broadwell-v2",
"Broadwell-noTSX must be an alias")
self.assertEquals(cpus["Broadwell-IBRS"].get('alias-of'),
"Broadwell-v3",
"Broadwell-IBRS must be an alias")
self.assertEquals(cpus["Broadwell-noTSX-IBRS"].get('alias-of'),
"Broadwell-v4",
"Broadwell-noTSX-IBRS must be an alias")
self.assertEquals(cpus["Nehalem"].get('alias-of'),
"Nehalem-v1",
"Nehalem must be an alias")
self.assertEquals(cpus["Nehalem-IBRS"].get('alias-of'),
"Nehalem-v2",
"Nehalem-IBRS must be an alias")
self.assertEquals(cpus["Westmere"].get('alias-of'),
"Westmere-v1",
"Westmere must be an alias")
self.assertEquals(cpus["Westmere-IBRS"].get('alias-of'),
"Westmere-v2",
"Westmere-IBRS must be an alias")
self.assertEquals(cpus["SandyBridge"].get('alias-of'),
"SandyBridge-v1",
"SandyBridge must be an alias")
self.assertEquals(cpus["SandyBridge-IBRS"].get('alias-of'),
"SandyBridge-v2",
"SandyBridge-IBRS must be an alias")
self.assertEquals(cpus["IvyBridge"].get('alias-of'),
"IvyBridge-v1",
"IvyBridge must be an alias")
self.assertEquals(cpus["IvyBridge-IBRS"].get('alias-of'),
"IvyBridge-v2",
"IvyBridge-IBRS must be an alias")
self.assertEquals(cpus["Skylake-Client"].get('alias-of'),
"Skylake-Client-v1",
"Skylake-Client must be an alias")
self.assertEquals(cpus["Skylake-Client-IBRS"].get('alias-of'),
"Skylake-Client-v2",
"Skylake-Client-IBRS must be an alias")
self.assertEquals(cpus["Skylake-Server"].get('alias-of'),
"Skylake-Server-v1",
"Skylake-Server must be an alias")
self.assertEquals(cpus["Skylake-Server-IBRS"].get('alias-of'),
"Skylake-Server-v2",
"Skylake-Server-IBRS must be an alias")
self.assertEquals(cpus["EPYC"].get('alias-of'),
"EPYC-v1",
"EPYC must be an alias")
self.assertEquals(cpus["EPYC-IBPB"].get('alias-of'),
"EPYC-v2",
"EPYC-IBPB must be an alias")
self.validate_aliases(cpus)
def test_none_alias(self):
"""
Check if unversioned CPU model is an alias pointing to some version
:avocado: tags=machine:none
"""
self.vm.add_args('-S')
self.vm.launch()
cpus = dict((m['name'], m) for m in self.vm.command('query-cpu-definitions'))
self.assertFalse(cpus['Cascadelake-Server']['static'],
'unversioned Cascadelake-Server CPU model must not be static')
self.assertTrue(re.match('Cascadelake-Server-v[0-9]+', cpus['Cascadelake-Server']['alias-of']),
'Cascadelake-Server must be an alias of versioned CPU model')
self.assertNotIn('alias-of', cpus['Cascadelake-Server-v1'],
'Cascadelake-Server-v1 must not be an alias')
self.assertFalse(cpus['qemu64']['static'],
'unversioned qemu64 CPU model must not be static')
self.assertTrue(re.match('qemu64-v[0-9]+', cpus['qemu64']['alias-of']),
'qemu64 must be an alias of versioned CPU model')
self.assertNotIn('alias-of', cpus['qemu64-v1'],
'qemu64-v1 must not be an alias')
self.validate_aliases(cpus)
class CascadelakeArchCapabilities(avocado_qemu.Test):
"""
Validation of Cascadelake arch-capabilities
:avocado: tags=arch:x86_64
"""
def get_cpu_prop(self, prop):
cpu_path = self.vm.command('query-cpus')[0].get('qom_path')
return self.vm.command('qom-get', path=cpu_path, property=prop)
def test_4_1(self):
"""
:avocado: tags=machine:pc-i440fx-4.1
"""
# machine-type only:
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off')
self.vm.launch()
self.assertFalse(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.1 + Cascadelake-Server should not have arch-capabilities')
def test_4_0(self):
"""
:avocado: tags=machine:pc-i440fx-4.0
"""
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off')
self.vm.launch()
self.assertFalse(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.0 + Cascadelake-Server should not have arch-capabilities')
def test_set_4_0(self):
"""
:avocado: tags=machine:pc-i440fx-4.0
"""
# command line must override machine-type if CPU model is not versioned:
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off,+arch-capabilities')
self.vm.launch()
self.assertTrue(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.0 + Cascadelake-Server,+arch-capabilities should have arch-capabilities')
def test_unset_4_1(self):
"""
:avocado: tags=machine:pc-i440fx-4.1
"""
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server,x-force-features=on,check=off,enforce=off,-arch-capabilities')
self.vm.launch()
self.assertFalse(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.1 + Cascadelake-Server,-arch-capabilities should not have arch-capabilities')
def test_v1_4_0(self):
"""
:avocado: tags=machine:pc-i440fx-4.0
"""
# versioned CPU model overrides machine-type:
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server-v1,x-force-features=on,check=off,enforce=off')
self.vm.launch()
self.assertFalse(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.0 + Cascadelake-Server-v1 should not have arch-capabilities')
def test_v2_4_0(self):
"""
:avocado: tags=machine:pc-i440fx-4.0
"""
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server-v2,x-force-features=on,check=off,enforce=off')
self.vm.launch()
self.assertTrue(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.0 + Cascadelake-Server-v2 should have arch-capabilities')
def test_v1_set_4_0(self):
"""
:avocado: tags=machine:pc-i440fx-4.0
"""
# command line must override machine-type and versioned CPU model:
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server-v1,x-force-features=on,check=off,enforce=off,+arch-capabilities')
self.vm.launch()
self.assertTrue(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.0 + Cascadelake-Server-v1,+arch-capabilities should have arch-capabilities')
def test_v2_unset_4_1(self):
"""
:avocado: tags=machine:pc-i440fx-4.1
"""
self.vm.add_args('-S')
self.vm.add_args('-cpu', 'Cascadelake-Server-v2,x-force-features=on,check=off,enforce=off,-arch-capabilities')
self.vm.launch()
self.assertFalse(self.get_cpu_prop('arch-capabilities'),
'pc-i440fx-4.1 + Cascadelake-Server-v2,-arch-capabilities should not have arch-capabilities')
|
