fs.py (10118:5e1f04b4d5e4) fs.py (10119:6f3f839bb496)
1# Copyright (c) 2010-2013 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license

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58from SysPaths import *
59from Benchmarks import *
60import Simulation
61import CacheConfig
62import MemConfig
63from Caches import *
64import Options
65
1# Copyright (c) 2010-2013 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder. You may use the software subject to the license

--- 49 unchanged lines hidden (view full) ---

58from SysPaths import *
59from Benchmarks import *
60import Simulation
61import CacheConfig
62import MemConfig
63from Caches import *
64import Options
65
66parser = optparse.OptionParser()
67Options.addCommonOptions(parser)
68Options.addFSOptions(parser)
69
66
70# Add the ruby specific and protocol specific options
71if '--ruby' in sys.argv:
72 Ruby.define_options(parser)
73
74(options, args) = parser.parse_args()
75
76if args:
77 print "Error: script doesn't take any positional arguments"
78 sys.exit(1)
79
80# driver system CPU is always simple... note this is an assignment of
81# a class, not an instance.
82DriveCPUClass = AtomicSimpleCPU
83drive_mem_mode = 'atomic'
84
85# Check if KVM support has been enabled, we might need to do VM
86# configuration if that's the case.
87have_kvm_support = 'BaseKvmCPU' in globals()
88def is_kvm_cpu(cpu_class):
89 return have_kvm_support and cpu_class != None and \
90 issubclass(cpu_class, BaseKvmCPU)
91
67# Check if KVM support has been enabled, we might need to do VM
68# configuration if that's the case.
69have_kvm_support = 'BaseKvmCPU' in globals()
70def is_kvm_cpu(cpu_class):
71 return have_kvm_support and cpu_class != None and \
72 issubclass(cpu_class, BaseKvmCPU)
73
92# system under test can be any CPU
93(TestCPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
94
95# Match the memories with the CPUs, the driver system always simple,
96# and based on the options for the test system
97DriveMemClass = SimpleMemory
98TestMemClass = Simulation.setMemClass(options)
99
100if options.benchmark:
101 try:
102 bm = Benchmarks[options.benchmark]
103 except KeyError:
104 print "Error benchmark %s has not been defined." % options.benchmark
105 print "Valid benchmarks are: %s" % DefinedBenchmarks
106 sys.exit(1)
107else:
108 if options.dual:
109 bm = [SysConfig(disk=options.disk_image, mem=options.mem_size),
110 SysConfig(disk=options.disk_image, mem=options.mem_size)]
74def build_test_system(np):
75 if buildEnv['TARGET_ISA'] == "alpha":
76 test_sys = makeLinuxAlphaSystem(test_mem_mode, bm[0], options.ruby)
77 elif buildEnv['TARGET_ISA'] == "mips":
78 test_sys = makeLinuxMipsSystem(test_mem_mode, bm[0])
79 elif buildEnv['TARGET_ISA'] == "sparc":
80 test_sys = makeSparcSystem(test_mem_mode, bm[0])
81 elif buildEnv['TARGET_ISA'] == "x86":
82 test_sys = makeLinuxX86System(test_mem_mode, options.num_cpus, bm[0],
83 options.ruby)
84 elif buildEnv['TARGET_ISA'] == "arm":
85 test_sys = makeArmSystem(test_mem_mode, options.machine_type, bm[0],
86 options.dtb_filename,
87 bare_metal=options.bare_metal)
88 if options.enable_context_switch_stats_dump:
89 test_sys.enable_context_switch_stats_dump = True
111 else:
90 else:
112 bm = [SysConfig(disk=options.disk_image, mem=options.mem_size)]
91 fatal("Incapable of building %s full system!", buildEnv['TARGET_ISA'])
113
92
114np = options.num_cpus
93 # Set the cache line size for the entire system
94 test_sys.cache_line_size = options.cacheline_size
115
95
116if buildEnv['TARGET_ISA'] == "alpha":
117 test_sys = makeLinuxAlphaSystem(test_mem_mode, bm[0], options.ruby)
118elif buildEnv['TARGET_ISA'] == "mips":
119 test_sys = makeLinuxMipsSystem(test_mem_mode, bm[0])
120elif buildEnv['TARGET_ISA'] == "sparc":
121 test_sys = makeSparcSystem(test_mem_mode, bm[0])
122elif buildEnv['TARGET_ISA'] == "x86":
123 test_sys = makeLinuxX86System(test_mem_mode, options.num_cpus, bm[0],
124 options.ruby)
125elif buildEnv['TARGET_ISA'] == "arm":
126 test_sys = makeArmSystem(test_mem_mode, options.machine_type, bm[0],
127 options.dtb_filename,
128 bare_metal=options.bare_metal)
129 if options.enable_context_switch_stats_dump:
130 test_sys.enable_context_switch_stats_dump = True
131else:
132 fatal("Incapable of building %s full system!", buildEnv['TARGET_ISA'])
96 # Create a top-level voltage domain
97 test_sys.voltage_domain = VoltageDomain(voltage = options.sys_voltage)
133
98
134# Set the cache line size for the entire system
135test_sys.cache_line_size = options.cacheline_size
99 # Create a source clock for the system and set the clock period
100 test_sys.clk_domain = SrcClockDomain(clock = options.sys_clock,
101 voltage_domain = test_sys.voltage_domain)
136
102
137# Create a top-level voltage domain
138test_sys.voltage_domain = VoltageDomain(voltage = options.sys_voltage)
103 # Create a CPU voltage domain
104 test_sys.cpu_voltage_domain = VoltageDomain()
139
105
140# Create a source clock for the system and set the clock period
141test_sys.clk_domain = SrcClockDomain(clock = options.sys_clock,
142 voltage_domain = test_sys.voltage_domain)
106 # Create a source clock for the CPUs and set the clock period
107 test_sys.cpu_clk_domain = SrcClockDomain(clock = options.cpu_clock,
108 voltage_domain =
109 test_sys.cpu_voltage_domain)
143
110
144# Create a CPU voltage domain
145test_sys.cpu_voltage_domain = VoltageDomain()
111 if options.kernel is not None:
112 test_sys.kernel = binary(options.kernel)
146
113
147# Create a source clock for the CPUs and set the clock period
148test_sys.cpu_clk_domain = SrcClockDomain(clock = options.cpu_clock,
149 voltage_domain =
150 test_sys.cpu_voltage_domain)
114 if options.script is not None:
115 test_sys.readfile = options.script
151
116
152if options.kernel is not None:
153 test_sys.kernel = binary(options.kernel)
117 if options.lpae:
118 test_sys.have_lpae = True
154
119
155if options.script is not None:
156 test_sys.readfile = options.script
120 if options.virtualisation:
121 test_sys.have_virtualization = True
157
122
158if options.lpae:
159 test_sys.have_lpae = True
123 test_sys.init_param = options.init_param
160
124
161if options.virtualisation:
162 test_sys.have_virtualization = True
125 # For now, assign all the CPUs to the same clock domain
126 test_sys.cpu = [TestCPUClass(clk_domain=test_sys.cpu_clk_domain, cpu_id=i)
127 for i in xrange(np)]
163
128
164test_sys.init_param = options.init_param
129 if is_kvm_cpu(TestCPUClass) or is_kvm_cpu(FutureClass):
130 test_sys.vm = KvmVM()
165
131
166# For now, assign all the CPUs to the same clock domain
167test_sys.cpu = [TestCPUClass(clk_domain=test_sys.cpu_clk_domain, cpu_id=i)
168 for i in xrange(np)]
132 if options.ruby:
133 # Check for timing mode because ruby does not support atomic accesses
134 if not (options.cpu_type == "detailed" or options.cpu_type == "timing"):
135 print >> sys.stderr, "Ruby requires TimingSimpleCPU or O3CPU!!"
136 sys.exit(1)
169
137
170if is_kvm_cpu(TestCPUClass) or is_kvm_cpu(FutureClass):
171 test_sys.vm = KvmVM()
138 Ruby.create_system(options, test_sys, test_sys.iobus, test_sys._dma_ports)
172
139
173if options.ruby:
174 # Check for timing mode because ruby does not support atomic accesses
175 if not (options.cpu_type == "detailed" or options.cpu_type == "timing"):
176 print >> sys.stderr, "Ruby requires TimingSimpleCPU or O3CPU!!"
177 sys.exit(1)
140 # Create a seperate clock domain for Ruby
141 test_sys.ruby.clk_domain = SrcClockDomain(clock = options.ruby_clock,
142 voltage_domain = test_sys.voltage_domain)
178
143
179 Ruby.create_system(options, test_sys, test_sys.iobus, test_sys._dma_ports)
144 for (i, cpu) in enumerate(test_sys.cpu):
145 #
146 # Tie the cpu ports to the correct ruby system ports
147 #
148 cpu.clk_domain = test_sys.cpu_clk_domain
149 cpu.createThreads()
150 cpu.createInterruptController()
180
151
181 # Create a seperate clock domain for Ruby
182 test_sys.ruby.clk_domain = SrcClockDomain(clock = options.ruby_clock,
183 voltage_domain = test_sys.voltage_domain)
152 cpu.icache_port = test_sys.ruby._cpu_ruby_ports[i].slave
153 cpu.dcache_port = test_sys.ruby._cpu_ruby_ports[i].slave
184
154
185 for (i, cpu) in enumerate(test_sys.cpu):
186 #
187 # Tie the cpu ports to the correct ruby system ports
188 #
189 cpu.clk_domain = test_sys.cpu_clk_domain
190 cpu.createThreads()
191 cpu.createInterruptController()
155 if buildEnv['TARGET_ISA'] == "x86":
156 cpu.itb.walker.port = test_sys.ruby._cpu_ruby_ports[i].slave
157 cpu.dtb.walker.port = test_sys.ruby._cpu_ruby_ports[i].slave
192
158
193 cpu.icache_port = test_sys.ruby._cpu_ruby_ports[i].slave
194 cpu.dcache_port = test_sys.ruby._cpu_ruby_ports[i].slave
159 cpu.interrupts.pio = test_sys.ruby._cpu_ruby_ports[i].master
160 cpu.interrupts.int_master = test_sys.ruby._cpu_ruby_ports[i].slave
161 cpu.interrupts.int_slave = test_sys.ruby._cpu_ruby_ports[i].master
195
162
196 if buildEnv['TARGET_ISA'] == "x86":
197 cpu.itb.walker.port = test_sys.ruby._cpu_ruby_ports[i].slave
198 cpu.dtb.walker.port = test_sys.ruby._cpu_ruby_ports[i].slave
163 test_sys.ruby._cpu_ruby_ports[i].access_phys_mem = True
199
164
200 cpu.interrupts.pio = test_sys.ruby._cpu_ruby_ports[i].master
201 cpu.interrupts.int_master = test_sys.ruby._cpu_ruby_ports[i].slave
202 cpu.interrupts.int_slave = test_sys.ruby._cpu_ruby_ports[i].master
165 # Create the appropriate memory controllers
166 # and connect them to the IO bus
167 test_sys.mem_ctrls = [TestMemClass(range = r) for r in test_sys.mem_ranges]
168 for i in xrange(len(test_sys.mem_ctrls)):
169 test_sys.mem_ctrls[i].port = test_sys.iobus.master
203
170
204 test_sys.ruby._cpu_ruby_ports[i].access_phys_mem = True
171 else:
172 if options.caches or options.l2cache:
173 # By default the IOCache runs at the system clock
174 test_sys.iocache = IOCache(addr_ranges = test_sys.mem_ranges)
175 test_sys.iocache.cpu_side = test_sys.iobus.master
176 test_sys.iocache.mem_side = test_sys.membus.slave
177 else:
178 test_sys.iobridge = Bridge(delay='50ns', ranges = test_sys.mem_ranges)
179 test_sys.iobridge.slave = test_sys.iobus.master
180 test_sys.iobridge.master = test_sys.membus.slave
205
181
206 # Create the appropriate memory controllers and connect them to the
207 # PIO bus
208 test_sys.mem_ctrls = [TestMemClass(range = r) for r in test_sys.mem_ranges]
209 for i in xrange(len(test_sys.mem_ctrls)):
210 test_sys.mem_ctrls[i].port = test_sys.iobus.master
182 # Sanity check
183 if options.fastmem:
184 if TestCPUClass != AtomicSimpleCPU:
185 fatal("Fastmem can only be used with atomic CPU!")
186 if (options.caches or options.l2cache):
187 fatal("You cannot use fastmem in combination with caches!")
211
188
212else:
213 if options.caches or options.l2cache:
214 # By default the IOCache runs at the system clock
215 test_sys.iocache = IOCache(addr_ranges = test_sys.mem_ranges)
216 test_sys.iocache.cpu_side = test_sys.iobus.master
217 test_sys.iocache.mem_side = test_sys.membus.slave
218 else:
219 test_sys.iobridge = Bridge(delay='50ns', ranges = test_sys.mem_ranges)
220 test_sys.iobridge.slave = test_sys.iobus.master
221 test_sys.iobridge.master = test_sys.membus.slave
189 for i in xrange(np):
190 if options.fastmem:
191 test_sys.cpu[i].fastmem = True
192 if options.checker:
193 test_sys.cpu[i].addCheckerCpu()
194 test_sys.cpu[i].createThreads()
222
195
223 # Sanity check
224 if options.fastmem:
225 if TestCPUClass != AtomicSimpleCPU:
226 fatal("Fastmem can only be used with atomic CPU!")
227 if (options.caches or options.l2cache):
228 fatal("You cannot use fastmem in combination with caches!")
196 CacheConfig.config_cache(options, test_sys)
197 MemConfig.config_mem(options, test_sys)
229
198
230 for i in xrange(np):
231 if options.fastmem:
232 test_sys.cpu[i].fastmem = True
233 if options.checker:
234 test_sys.cpu[i].addCheckerCpu()
235 test_sys.cpu[i].createThreads()
199 return test_sys
236
200
237 CacheConfig.config_cache(options, test_sys)
238 MemConfig.config_mem(options, test_sys)
201def build_drive_system(np):
202 # driver system CPU is always simple, so is the memory
203 # Note this is an assignment of a class, not an instance.
204 DriveCPUClass = AtomicSimpleCPU
205 drive_mem_mode = 'atomic'
206 DriveMemClass = SimpleMemory
239
207
240if len(bm) == 2:
241 if buildEnv['TARGET_ISA'] == 'alpha':
242 drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1])
243 elif buildEnv['TARGET_ISA'] == 'mips':
244 drive_sys = makeLinuxMipsSystem(drive_mem_mode, bm[1])
245 elif buildEnv['TARGET_ISA'] == 'sparc':
246 drive_sys = makeSparcSystem(drive_mem_mode, bm[1])
247 elif buildEnv['TARGET_ISA'] == 'x86':
248 drive_sys = makeLinuxX86System(drive_mem_mode, np, bm[1])
249 elif buildEnv['TARGET_ISA'] == 'arm':
250 drive_sys = makeArmSystem(drive_mem_mode, options.machine_type, bm[1])
251
252 # Create a top-level voltage domain
253 drive_sys.voltage_domain = VoltageDomain(voltage = options.sys_voltage)
254
255 # Create a source clock for the system and set the clock period
208 if buildEnv['TARGET_ISA'] == 'alpha':
209 drive_sys = makeLinuxAlphaSystem(drive_mem_mode, bm[1])
210 elif buildEnv['TARGET_ISA'] == 'mips':
211 drive_sys = makeLinuxMipsSystem(drive_mem_mode, bm[1])
212 elif buildEnv['TARGET_ISA'] == 'sparc':
213 drive_sys = makeSparcSystem(drive_mem_mode, bm[1])
214 elif buildEnv['TARGET_ISA'] == 'x86':
215 drive_sys = makeLinuxX86System(drive_mem_mode, np, bm[1])
216 elif buildEnv['TARGET_ISA'] == 'arm':
217 drive_sys = makeArmSystem(drive_mem_mode, options.machine_type, bm[1])
218
219 # Create a top-level voltage domain
220 drive_sys.voltage_domain = VoltageDomain(voltage = options.sys_voltage)
221
222 # Create a source clock for the system and set the clock period
256 drive_sys.clk_domain = SrcClockDomain(clock = options.sys_clock)
223 drive_sys.clk_domain = SrcClockDomain(clock = options.sys_clock,
224 voltage_domain = drive_sys.voltage_domain)
257
258 # Create a CPU voltage domain
259 drive_sys.cpu_voltage_domain = VoltageDomain()
260
261 # Create a source clock for the CPUs and set the clock period
262 drive_sys.cpu_clk_domain = SrcClockDomain(clock = options.cpu_clock,
263 voltage_domain =
264 drive_sys.cpu_voltage_domain)

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284 # Create the appropriate memory controllers and connect them to the
285 # memory bus
286 drive_sys.mem_ctrls = [DriveMemClass(range = r)
287 for r in drive_sys.mem_ranges]
288 for i in xrange(len(drive_sys.mem_ctrls)):
289 drive_sys.mem_ctrls[i].port = drive_sys.membus.master
290
291 drive_sys.init_param = options.init_param
225
226 # Create a CPU voltage domain
227 drive_sys.cpu_voltage_domain = VoltageDomain()
228
229 # Create a source clock for the CPUs and set the clock period
230 drive_sys.cpu_clk_domain = SrcClockDomain(clock = options.cpu_clock,
231 voltage_domain =
232 drive_sys.cpu_voltage_domain)

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252 # Create the appropriate memory controllers and connect them to the
253 # memory bus
254 drive_sys.mem_ctrls = [DriveMemClass(range = r)
255 for r in drive_sys.mem_ranges]
256 for i in xrange(len(drive_sys.mem_ctrls)):
257 drive_sys.mem_ctrls[i].port = drive_sys.membus.master
258
259 drive_sys.init_param = options.init_param
260
261 return drive_sys
262
263# Add options
264parser = optparse.OptionParser()
265Options.addCommonOptions(parser)
266Options.addFSOptions(parser)
267
268# Add the ruby specific and protocol specific options
269if '--ruby' in sys.argv:
270 Ruby.define_options(parser)
271
272(options, args) = parser.parse_args()
273
274if args:
275 print "Error: script doesn't take any positional arguments"
276 sys.exit(1)
277
278# system under test can be any CPU
279(TestCPUClass, test_mem_mode, FutureClass) = Simulation.setCPUClass(options)
280
281# Match the memories with the CPUs, based on the options for the test system
282TestMemClass = Simulation.setMemClass(options)
283
284if options.benchmark:
285 try:
286 bm = Benchmarks[options.benchmark]
287 except KeyError:
288 print "Error benchmark %s has not been defined." % options.benchmark
289 print "Valid benchmarks are: %s" % DefinedBenchmarks
290 sys.exit(1)
291else:
292 if options.dual:
293 bm = [SysConfig(disk=options.disk_image, mem=options.mem_size),
294 SysConfig(disk=options.disk_image, mem=options.mem_size)]
295 else:
296 bm = [SysConfig(disk=options.disk_image, mem=options.mem_size)]
297
298np = options.num_cpus
299
300test_sys = build_test_system(np)
301if len(bm) == 2:
302 drive_sys = build_drive_system(np)
292 root = makeDualRoot(True, test_sys, drive_sys, options.etherdump)
293elif len(bm) == 1:
294 root = Root(full_system=True, system=test_sys)
295else:
296 print "Error I don't know how to create more than 2 systems."
297 sys.exit(1)
298
299if options.timesync:
300 root.time_sync_enable = True
301
302if options.frame_capture:
303 VncServer.frame_capture = True
304
305Simulation.setWorkCountOptions(test_sys, options)
306Simulation.run(options, root, test_sys, FutureClass)
303 root = makeDualRoot(True, test_sys, drive_sys, options.etherdump)
304elif len(bm) == 1:
305 root = Root(full_system=True, system=test_sys)
306else:
307 print "Error I don't know how to create more than 2 systems."
308 sys.exit(1)
309
310if options.timesync:
311 root.time_sync_enable = True
312
313if options.frame_capture:
314 VncServer.frame_capture = True
315
316Simulation.setWorkCountOptions(test_sys, options)
317Simulation.run(options, root, test_sys, FutureClass)