1# Copyright (c) 2010-2012 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
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
13# Copyright (c) 2010-2011 Advanced Micro Devices, Inc.
14# Copyright (c) 2006-2008 The Regents of The University of Michigan
15# All rights reserved.
16#
17# Redistribution and use in source and binary forms, with or without
18# modification, are permitted provided that the following conditions are
19# met: redistributions of source code must retain the above copyright
20# notice, this list of conditions and the following disclaimer;
21# redistributions in binary form must reproduce the above copyright
22# notice, this list of conditions and the following disclaimer in the
23# documentation and/or other materials provided with the distribution;
24# neither the name of the copyright holders nor the names of its
25# contributors may be used to endorse or promote products derived from
26# this software without specific prior written permission.
27#
28# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
29# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
30# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
31# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
32# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
33# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
34# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
38# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39#
40# Authors: Kevin Lim
41
42from m5.objects import *
43from Benchmarks import *
44from m5.util import convert
45
46class CowIdeDisk(IdeDisk):
47 image = CowDiskImage(child=RawDiskImage(read_only=True),
48 read_only=False)
49
50 def childImage(self, ci):
51 self.image.child.image_file = ci
52
53class MemBus(Bus):
54 badaddr_responder = BadAddr()
55 default = Self.badaddr_responder.pio
56
57
58def makeLinuxAlphaSystem(mem_mode, mdesc = None):
59 IO_address_space_base = 0x80000000000
60 class BaseTsunami(Tsunami):
61 ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
62 ide = IdeController(disks=[Parent.disk0, Parent.disk2],
63 pci_func=0, pci_dev=0, pci_bus=0)
64
65 self = LinuxAlphaSystem()
66 if not mdesc:
67 # generic system
68 mdesc = SysConfig()
69 self.readfile = mdesc.script()
70 self.iobus = Bus(bus_id=0)
71 self.membus = MemBus(bus_id=1)
72 # By default the bridge responds to all addresses above the I/O
73 # base address (including the PCI config space)
74 self.bridge = Bridge(delay='50ns', nack_delay='4ns',
75 ranges = [AddrRange(IO_address_space_base, Addr.max)])
76 self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
77 self.bridge.master = self.iobus.port
78 self.bridge.slave = self.membus.port
79 self.physmem.port = self.membus.port
80 self.disk0 = CowIdeDisk(driveID='master')
81 self.disk2 = CowIdeDisk(driveID='master')
82 self.disk0.childImage(mdesc.disk())
83 self.disk2.childImage(disk('linux-bigswap2.img'))
84 self.tsunami = BaseTsunami()
85 self.tsunami.attachIO(self.iobus)
86 self.tsunami.ide.pio = self.iobus.port
87 self.tsunami.ethernet.pio = self.iobus.port
88 self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
89 read_only = True))
90 self.intrctrl = IntrControl()
91 self.mem_mode = mem_mode
92 self.terminal = Terminal()
93 self.kernel = binary('vmlinux')
94 self.pal = binary('ts_osfpal')
95 self.console = binary('console')
96 self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
97
98 self.system_port = self.membus.port
99
100 return self
101
102def makeLinuxAlphaRubySystem(mem_mode, mdesc = None):
103 class BaseTsunami(Tsunami):
104 ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
105 ide = IdeController(disks=[Parent.disk0, Parent.disk2],
106 pci_func=0, pci_dev=0, pci_bus=0)
107
108 physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
109 self = LinuxAlphaSystem(physmem = physmem)
110 if not mdesc:
111 # generic system
112 mdesc = SysConfig()
113 self.readfile = mdesc.script()
114
115 # Create pio bus to connect all device pio ports to rubymem's pio port
116 self.piobus = Bus(bus_id=0)
117
118 #
119 # Pio functional accesses from devices need direct access to memory
120 # RubyPort currently does support functional accesses. Therefore provide
121 # the piobus a direct connection to physical memory
122 #
123 self.piobus.port = physmem.port
124
125 self.disk0 = CowIdeDisk(driveID='master')
126 self.disk2 = CowIdeDisk(driveID='master')
127 self.disk0.childImage(mdesc.disk())
128 self.disk2.childImage(disk('linux-bigswap2.img'))
129 self.tsunami = BaseTsunami()
130 self.tsunami.attachIO(self.piobus)
131 self.tsunami.ide.pio = self.piobus.port
132 self.tsunami.ethernet.pio = self.piobus.port
133
134 #
135 # Store the dma devices for later connection to dma ruby ports.
136 # Append an underscore to dma_devices to avoid the SimObjectVector check.
137 #
138 self._dma_devices = [self.tsunami.ide, self.tsunami.ethernet]
139
140 self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
141 read_only = True))
142 self.intrctrl = IntrControl()
143 self.mem_mode = mem_mode
144 self.terminal = Terminal()
145 self.kernel = binary('vmlinux')
146 self.pal = binary('ts_osfpal')
147 self.console = binary('console')
148 self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
149
150 return self
151
152def makeSparcSystem(mem_mode, mdesc = None):
153 # Constants from iob.cc and uart8250.cc
154 iob_man_addr = 0x9800000000
155 uart_pio_size = 8
156
157 class CowMmDisk(MmDisk):
158 image = CowDiskImage(child=RawDiskImage(read_only=True),
159 read_only=False)
160
161 def childImage(self, ci):
162 self.image.child.image_file = ci
163
164 self = SparcSystem()
165 if not mdesc:
166 # generic system
167 mdesc = SysConfig()
168 self.readfile = mdesc.script()
169 self.iobus = Bus(bus_id=0)
170 self.membus = MemBus(bus_id=1)
171 self.bridge = Bridge(delay='50ns', nack_delay='4ns')
172 self.t1000 = T1000()
173 self.t1000.attachOnChipIO(self.membus)
174 self.t1000.attachIO(self.iobus)
175 self.physmem = PhysicalMemory(range = AddrRange(Addr('1MB'), size = '64MB'), zero = True)
176 self.physmem2 = PhysicalMemory(range = AddrRange(Addr('2GB'), size ='256MB'), zero = True)
177 self.bridge.master = self.iobus.port
178 self.bridge.slave = self.membus.port
179 self.physmem.port = self.membus.port
180 self.physmem2.port = self.membus.port
181 self.rom.port = self.membus.port
182 self.nvram.port = self.membus.port
183 self.hypervisor_desc.port = self.membus.port
184 self.partition_desc.port = self.membus.port
185 self.intrctrl = IntrControl()
186 self.disk0 = CowMmDisk()
187 self.disk0.childImage(disk('disk.s10hw2'))
188 self.disk0.pio = self.iobus.port
189
190 # The puart0 and hvuart are placed on the IO bus, so create ranges
191 # for them. The remaining IO range is rather fragmented, so poke
192 # holes for the iob and partition descriptors etc.
193 self.bridge.ranges = \
194 [
195 AddrRange(self.t1000.puart0.pio_addr,
196 self.t1000.puart0.pio_addr + uart_pio_size - 1),
197 AddrRange(self.disk0.pio_addr,
198 self.t1000.fake_jbi.pio_addr +
199 self.t1000.fake_jbi.pio_size - 1),
200 AddrRange(self.t1000.fake_clk.pio_addr,
201 iob_man_addr - 1),
202 AddrRange(self.t1000.fake_l2_1.pio_addr,
203 self.t1000.fake_ssi.pio_addr +
204 self.t1000.fake_ssi.pio_size - 1),
205 AddrRange(self.t1000.hvuart.pio_addr,
206 self.t1000.hvuart.pio_addr + uart_pio_size - 1)
207 ]
208 self.reset_bin = binary('reset_new.bin')
209 self.hypervisor_bin = binary('q_new.bin')
210 self.openboot_bin = binary('openboot_new.bin')
211 self.nvram_bin = binary('nvram1')
212 self.hypervisor_desc_bin = binary('1up-hv.bin')
213 self.partition_desc_bin = binary('1up-md.bin')
214
215 self.system_port = self.membus.port
216
217 return self
218
219def makeArmSystem(mem_mode, machine_type, mdesc = None, bare_metal=False):
220 assert machine_type
221
222 if bare_metal:
223 self = ArmSystem()
224 else:
225 self = LinuxArmSystem()
226
227 if not mdesc:
228 # generic system
229 mdesc = SysConfig()
230
231 self.readfile = mdesc.script()
232 self.iobus = Bus(bus_id=0)
233 self.membus = MemBus(bus_id=1)
234 self.membus.badaddr_responder.warn_access = "warn"
235 self.bridge = Bridge(delay='50ns', nack_delay='4ns')
236 self.bridge.master = self.iobus.port
237 self.bridge.slave = self.membus.port
238
239 self.mem_mode = mem_mode
240
241 if machine_type == "RealView_PBX":
242 self.realview = RealViewPBX()
243 elif machine_type == "RealView_EB":
244 self.realview = RealViewEB()
245 elif machine_type == "VExpress_ELT":
246 self.realview = VExpress_ELT()
247 else:
248 print "Unknown Machine Type"
249 sys.exit(1)
250
251 self.cf0 = CowIdeDisk(driveID='master')
252 self.cf0.childImage(mdesc.disk())
253 # default to an IDE controller rather than a CF one
254 # assuming we've got one
255 try:
256 self.realview.ide.disks = [self.cf0]
257 except:
258 self.realview.cf_ctrl.disks = [self.cf0]
259
260 if bare_metal:
261 # EOT character on UART will end the simulation
262 self.realview.uart.end_on_eot = True
263 self.physmem = PhysicalMemory(range = AddrRange(Addr(mdesc.mem())),
264 zero = True)
265 else:
266 self.kernel = binary('vmlinux.arm.smp.fb.2.6.38.8')
267 self.machine_type = machine_type
268 if convert.toMemorySize(mdesc.mem()) > convert.toMemorySize('256MB'):
269 print "The currently implemented ARM platforms only easily support 256MB of DRAM"
270 print "It might be possible to get some more by using 256MB@0x30000000, but this"
271 print "is untested and may require some heroics"
272
273 boot_flags = 'earlyprintk console=ttyAMA0 lpj=19988480 norandmaps ' + \
274 'rw loglevel=8 mem=%s root=/dev/sda1' % mdesc.mem()
275
276 self.physmem = PhysicalMemory(range = AddrRange(Addr(mdesc.mem())),
277 zero = True)
278 self.nvmem = PhysicalMemory(range = AddrRange(Addr('2GB'),
279 size = '64MB'), zero = True)
280 self.nvmem.port = self.membus.port
281 self.boot_loader = binary('boot.arm')
282 self.boot_loader_mem = self.nvmem
283 self.gic_cpu_addr = self.realview.gic.cpu_addr
284 self.flags_addr = self.realview.realview_io.pio_addr + 0x30
285
286 if mdesc.disk().lower().count('android'):
287 boot_flags += " init=/init "
288 self.boot_osflags = boot_flags
289
290 self.physmem.port = self.membus.port
291 self.realview.attachOnChipIO(self.membus, self.bridge)
292 self.realview.attachIO(self.iobus)
293 self.intrctrl = IntrControl()
294 self.terminal = Terminal()
295 self.vncserver = VncServer()
296
297 self.system_port = self.membus.port
298
299 return self
300
301
302def makeLinuxMipsSystem(mem_mode, mdesc = None):
303 class BaseMalta(Malta):
304 ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
305 ide = IdeController(disks=[Parent.disk0, Parent.disk2],
306 pci_func=0, pci_dev=0, pci_bus=0)
307
308 self = LinuxMipsSystem()
309 if not mdesc:
310 # generic system
311 mdesc = SysConfig()
312 self.readfile = mdesc.script()
313 self.iobus = Bus(bus_id=0)
314 self.membus = MemBus(bus_id=1)
315 self.bridge = Bridge(delay='50ns', nack_delay='4ns')
316 self.physmem = PhysicalMemory(range = AddrRange('1GB'))
317 self.bridge.master = self.iobus.port
318 self.bridge.slave = self.membus.port
319 self.physmem.port = self.membus.port
320 self.disk0 = CowIdeDisk(driveID='master')
321 self.disk2 = CowIdeDisk(driveID='master')
322 self.disk0.childImage(mdesc.disk())
323 self.disk2.childImage(disk('linux-bigswap2.img'))
324 self.malta = BaseMalta()
325 self.malta.attachIO(self.iobus)
326 self.malta.ide.pio = self.iobus.port
327 self.malta.ethernet.pio = self.iobus.port
328 self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
329 read_only = True))
330 self.intrctrl = IntrControl()
331 self.mem_mode = mem_mode
332 self.terminal = Terminal()
333 self.kernel = binary('mips/vmlinux')
334 self.console = binary('mips/console')
335 self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
336
337 self.system_port = self.membus.port
338
339 return self
340
341def x86IOAddress(port):
342 IO_address_space_base = 0x8000000000000000
343 return IO_address_space_base + port
344
345def connectX86ClassicSystem(x86_sys):
346 # Constants similar to x86_traits.hh
347 IO_address_space_base = 0x8000000000000000
348 pci_config_address_space_base = 0xc000000000000000
349 interrupts_address_space_base = 0xa000000000000000
350 APIC_range_size = 1 << 12;
351
352 x86_sys.membus = MemBus(bus_id=1)
353 x86_sys.physmem.port = x86_sys.membus.port
354
355 # North Bridge
356 x86_sys.iobus = Bus(bus_id=0)
357 x86_sys.bridge = Bridge(delay='50ns', nack_delay='4ns')
358 x86_sys.bridge.master = x86_sys.iobus.port
359 x86_sys.bridge.slave = x86_sys.membus.port
360 # Allow the bridge to pass through the IO APIC (two pages),
361 # everything in the IO address range up to the local APIC, and
362 # then the entire PCI address space and beyond
363 x86_sys.bridge.ranges = \
364 [
365 AddrRange(x86_sys.pc.south_bridge.io_apic.pio_addr,
366 x86_sys.pc.south_bridge.io_apic.pio_addr +
367 APIC_range_size - 1),
368 AddrRange(IO_address_space_base,
369 interrupts_address_space_base - 1),
370 AddrRange(pci_config_address_space_base,
371 Addr.max)
372 ]
373
374 # Create a bridge from the IO bus to the memory bus to allow access to
375 # the local APIC (two pages)
376 x86_sys.iobridge = Bridge(delay='50ns', nack_delay='4ns')
377 x86_sys.iobridge.slave = x86_sys.iobus.port
378 x86_sys.iobridge.master = x86_sys.membus.port
379 x86_sys.iobridge.ranges = [AddrRange(interrupts_address_space_base,
380 interrupts_address_space_base +
381 APIC_range_size - 1)]
382
383 # connect the io bus
384 x86_sys.pc.attachIO(x86_sys.iobus)
385
386 x86_sys.system_port = x86_sys.membus.port
387
388def connectX86RubySystem(x86_sys):
389 # North Bridge
390 x86_sys.piobus = Bus(bus_id=0)
391
392 #
393 # Pio functional accesses from devices need direct access to memory
394 # RubyPort currently does support functional accesses. Therefore provide
395 # the piobus a direct connection to physical memory
396 #
397 x86_sys.piobus.port = x86_sys.physmem.port
398
399 x86_sys.pc.attachIO(x86_sys.piobus)
400
401
402def makeX86System(mem_mode, numCPUs = 1, mdesc = None, self = None, Ruby = False):
403 if self == None:
404 self = X86System()
405
406 if not mdesc:
407 # generic system
408 mdesc = SysConfig()
409 self.readfile = mdesc.script()
410
411 self.mem_mode = mem_mode
412
413 # Physical memory
414 self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
415
416 # Platform
417 self.pc = Pc()
418
419 # Create and connect the busses required by each memory system
420 if Ruby:
421 connectX86RubySystem(self)
422 # add the ide to the list of dma devices that later need to attach to
423 # dma controllers
424 self._dma_devices = [self.pc.south_bridge.ide]
425 else:
426 connectX86ClassicSystem(self)
427
428 self.intrctrl = IntrControl()
429
430 # Disks
431 disk0 = CowIdeDisk(driveID='master')
432 disk2 = CowIdeDisk(driveID='master')
433 disk0.childImage(mdesc.disk())
434 disk2.childImage(disk('linux-bigswap2.img'))
435 self.pc.south_bridge.ide.disks = [disk0, disk2]
436
437 # Add in a Bios information structure.
438 structures = [X86SMBiosBiosInformation()]
439 self.smbios_table.structures = structures
440
441 # Set up the Intel MP table
442 base_entries = []
443 ext_entries = []
444 for i in xrange(numCPUs):
445 bp = X86IntelMPProcessor(
446 local_apic_id = i,
447 local_apic_version = 0x14,
448 enable = True,
449 bootstrap = (i == 0))
450 base_entries.append(bp)
451 io_apic = X86IntelMPIOAPIC(
452 id = numCPUs,
453 version = 0x11,
454 enable = True,
455 address = 0xfec00000)
456 self.pc.south_bridge.io_apic.apic_id = io_apic.id
457 base_entries.append(io_apic)
458 isa_bus = X86IntelMPBus(bus_id = 0, bus_type='ISA')
459 base_entries.append(isa_bus)
460 pci_bus = X86IntelMPBus(bus_id = 1, bus_type='PCI')
461 base_entries.append(pci_bus)
462 connect_busses = X86IntelMPBusHierarchy(bus_id=0,
463 subtractive_decode=True, parent_bus=1)
464 ext_entries.append(connect_busses)
465 pci_dev4_inta = X86IntelMPIOIntAssignment(
466 interrupt_type = 'INT',
467 polarity = 'ConformPolarity',
468 trigger = 'ConformTrigger',
469 source_bus_id = 1,
470 source_bus_irq = 0 + (4 << 2),
471 dest_io_apic_id = io_apic.id,
472 dest_io_apic_intin = 16)
473 base_entries.append(pci_dev4_inta)
474 def assignISAInt(irq, apicPin):
475 assign_8259_to_apic = X86IntelMPIOIntAssignment(
476 interrupt_type = 'ExtInt',
477 polarity = 'ConformPolarity',
478 trigger = 'ConformTrigger',
479 source_bus_id = 0,
480 source_bus_irq = irq,
481 dest_io_apic_id = io_apic.id,
482 dest_io_apic_intin = 0)
483 base_entries.append(assign_8259_to_apic)
484 assign_to_apic = X86IntelMPIOIntAssignment(
485 interrupt_type = 'INT',
486 polarity = 'ConformPolarity',
487 trigger = 'ConformTrigger',
488 source_bus_id = 0,
489 source_bus_irq = irq,
490 dest_io_apic_id = io_apic.id,
491 dest_io_apic_intin = apicPin)
492 base_entries.append(assign_to_apic)
493 assignISAInt(0, 2)
494 assignISAInt(1, 1)
495 for i in range(3, 15):
496 assignISAInt(i, i)
497 self.intel_mp_table.base_entries = base_entries
498 self.intel_mp_table.ext_entries = ext_entries
499
500def setWorkCountOptions(system, options):
501 if options.work_item_id != None:
502 system.work_item_id = options.work_item_id
503 if options.work_begin_cpu_id_exit != None:
504 system.work_begin_cpu_id_exit = options.work_begin_cpu_id_exit
505 if options.work_end_exit_count != None:
506 system.work_end_exit_count = options.work_end_exit_count
507 if options.work_end_checkpoint_count != None:
508 system.work_end_ckpt_count = options.work_end_checkpoint_count
509 if options.work_begin_exit_count != None:
510 system.work_begin_exit_count = options.work_begin_exit_count
511 if options.work_begin_checkpoint_count != None:
512 system.work_begin_ckpt_count = options.work_begin_checkpoint_count
513 if options.work_cpus_checkpoint_count != None:
514 system.work_cpus_ckpt_count = options.work_cpus_checkpoint_count
515
516
517def makeLinuxX86System(mem_mode, numCPUs = 1, mdesc = None, Ruby = False):
518 self = LinuxX86System()
519
520 # Build up the x86 system and then specialize it for Linux
521 makeX86System(mem_mode, numCPUs, mdesc, self, Ruby)
522
523 # We assume below that there's at least 1MB of memory. We'll require 2
524 # just to avoid corner cases.
525 assert(self.physmem.range.second.getValue() >= 0x200000)
526
527 self.e820_table.entries = \
528 [
529 # Mark the first megabyte of memory as reserved
530 X86E820Entry(addr = 0, size = '1MB', range_type = 2),
531 # Mark the rest as available
532 X86E820Entry(addr = 0x100000,
533 size = '%dB' % (self.physmem.range.second - 0x100000 + 1),
534 range_type = 1)
535 ]
536
537 # Command line
538 self.boot_osflags = 'earlyprintk=ttyS0 console=ttyS0 lpj=7999923 ' + \
539 'root=/dev/hda1'
540 return self
541
542
543def makeDualRoot(testSystem, driveSystem, dumpfile):
544 self = Root()
545 self.testsys = testSystem
546 self.drivesys = driveSystem
547 self.etherlink = EtherLink()
548 self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface
549 self.etherlink.int1 = Parent.drivesys.tsunami.ethernet.interface
550
551 if hasattr(testSystem, 'realview'):
552 self.etherlink.int0 = Parent.testsys.realview.ethernet.interface
553 self.etherlink.int1 = Parent.drivesys.realview.ethernet.interface
554 elif hasattr(testSystem, 'tsunami'):
555 self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface
556 self.etherlink.int1 = Parent.drivesys.tsunami.ethernet.interface
557 else:
558 fatal("Don't know how to connect these system together")
559
560 if dumpfile:
561 self.etherdump = EtherDump(file=dumpfile)
562 self.etherlink.dump = Parent.etherdump
563
564 return self
565
566def setMipsOptions(TestCPUClass):
567 #CP0 Configuration
568 TestCPUClass.CoreParams.CP0_PRId_CompanyOptions = 0
569 TestCPUClass.CoreParams.CP0_PRId_CompanyID = 1
570 TestCPUClass.CoreParams.CP0_PRId_ProcessorID = 147
571 TestCPUClass.CoreParams.CP0_PRId_Revision = 0
572
573 #CP0 Interrupt Control
574 TestCPUClass.CoreParams.CP0_IntCtl_IPTI = 7
575 TestCPUClass.CoreParams.CP0_IntCtl_IPPCI = 7
576
577 # Config Register
578 #TestCPUClass.CoreParams.CP0_Config_K23 = 0 # Since TLB
579 #TestCPUClass.CoreParams.CP0_Config_KU = 0 # Since TLB
580 TestCPUClass.CoreParams.CP0_Config_BE = 0 # Little Endian
581 TestCPUClass.CoreParams.CP0_Config_AR = 1 # Architecture Revision 2
582 TestCPUClass.CoreParams.CP0_Config_AT = 0 # MIPS32
583 TestCPUClass.CoreParams.CP0_Config_MT = 1 # TLB MMU
584 #TestCPUClass.CoreParams.CP0_Config_K0 = 2 # Uncached
585
586 #Config 1 Register
587 TestCPUClass.CoreParams.CP0_Config1_M = 1 # Config2 Implemented
588 TestCPUClass.CoreParams.CP0_Config1_MMU = 63 # TLB Size
589 # ***VERY IMPORTANT***
590 # Remember to modify CP0_Config1 according to cache specs
591 # Examine file ../common/Cache.py
592 TestCPUClass.CoreParams.CP0_Config1_IS = 1 # I-Cache Sets Per Way, 16KB cache, i.e., 1 (128)
593 TestCPUClass.CoreParams.CP0_Config1_IL = 5 # I-Cache Line Size, default in Cache.py is 64, i.e 5
594 TestCPUClass.CoreParams.CP0_Config1_IA = 1 # I-Cache Associativity, default in Cache.py is 2, i.e, a value of 1
595 TestCPUClass.CoreParams.CP0_Config1_DS = 2 # D-Cache Sets Per Way (see below), 32KB cache, i.e., 2
596 TestCPUClass.CoreParams.CP0_Config1_DL = 5 # D-Cache Line Size, default is 64, i.e., 5
597 TestCPUClass.CoreParams.CP0_Config1_DA = 1 # D-Cache Associativity, default is 2, i.e. 1
598 TestCPUClass.CoreParams.CP0_Config1_C2 = 0 # Coprocessor 2 not implemented(?)
599 TestCPUClass.CoreParams.CP0_Config1_MD = 0 # MDMX ASE not implemented in Mips32
600 TestCPUClass.CoreParams.CP0_Config1_PC = 1 # Performance Counters Implemented
601 TestCPUClass.CoreParams.CP0_Config1_WR = 0 # Watch Registers Implemented
602 TestCPUClass.CoreParams.CP0_Config1_CA = 0 # Mips16e NOT implemented
603 TestCPUClass.CoreParams.CP0_Config1_EP = 0 # EJTag Not Implemented
604 TestCPUClass.CoreParams.CP0_Config1_FP = 0 # FPU Implemented
605
606 #Config 2 Register
607 TestCPUClass.CoreParams.CP0_Config2_M = 1 # Config3 Implemented
608 TestCPUClass.CoreParams.CP0_Config2_TU = 0 # Tertiary Cache Control
609 TestCPUClass.CoreParams.CP0_Config2_TS = 0 # Tertiary Cache Sets Per Way
610 TestCPUClass.CoreParams.CP0_Config2_TL = 0 # Tertiary Cache Line Size
611 TestCPUClass.CoreParams.CP0_Config2_TA = 0 # Tertiary Cache Associativity
612 TestCPUClass.CoreParams.CP0_Config2_SU = 0 # Secondary Cache Control
613 TestCPUClass.CoreParams.CP0_Config2_SS = 0 # Secondary Cache Sets Per Way
614 TestCPUClass.CoreParams.CP0_Config2_SL = 0 # Secondary Cache Line Size
615 TestCPUClass.CoreParams.CP0_Config2_SA = 0 # Secondary Cache Associativity
616
617
618 #Config 3 Register
619 TestCPUClass.CoreParams.CP0_Config3_M = 0 # Config4 Not Implemented
620 TestCPUClass.CoreParams.CP0_Config3_DSPP = 1 # DSP ASE Present
621 TestCPUClass.CoreParams.CP0_Config3_LPA = 0 # Large Physical Addresses Not supported in Mips32
622 TestCPUClass.CoreParams.CP0_Config3_VEIC = 0 # EIC Supported
623 TestCPUClass.CoreParams.CP0_Config3_VInt = 0 # Vectored Interrupts Implemented
624 TestCPUClass.CoreParams.CP0_Config3_SP = 0 # Small Pages Supported (PageGrain reg. exists)
625 TestCPUClass.CoreParams.CP0_Config3_MT = 0 # MT Not present
626 TestCPUClass.CoreParams.CP0_Config3_SM = 0 # SmartMIPS ASE Not implemented
627 TestCPUClass.CoreParams.CP0_Config3_TL = 0 # TraceLogic Not implemented
628
629 #SRS Ctl - HSS
630 TestCPUClass.CoreParams.CP0_SrsCtl_HSS = 3 # Four shadow register sets implemented
631
632
633 #TestCPUClass.CoreParams.tlb = TLB()
634 #TestCPUClass.CoreParams.UnifiedTLB = 1
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
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
13# Copyright (c) 2010-2011 Advanced Micro Devices, Inc.
14# Copyright (c) 2006-2008 The Regents of The University of Michigan
15# All rights reserved.
16#
17# Redistribution and use in source and binary forms, with or without
18# modification, are permitted provided that the following conditions are
19# met: redistributions of source code must retain the above copyright
20# notice, this list of conditions and the following disclaimer;
21# redistributions in binary form must reproduce the above copyright
22# notice, this list of conditions and the following disclaimer in the
23# documentation and/or other materials provided with the distribution;
24# neither the name of the copyright holders nor the names of its
25# contributors may be used to endorse or promote products derived from
26# this software without specific prior written permission.
27#
28# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
29# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
30# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
31# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
32# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
33# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
34# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
35# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
36# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
37# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
38# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39#
40# Authors: Kevin Lim
41
42from m5.objects import *
43from Benchmarks import *
44from m5.util import convert
45
46class CowIdeDisk(IdeDisk):
47 image = CowDiskImage(child=RawDiskImage(read_only=True),
48 read_only=False)
49
50 def childImage(self, ci):
51 self.image.child.image_file = ci
52
53class MemBus(Bus):
54 badaddr_responder = BadAddr()
55 default = Self.badaddr_responder.pio
56
57
58def makeLinuxAlphaSystem(mem_mode, mdesc = None):
59 IO_address_space_base = 0x80000000000
60 class BaseTsunami(Tsunami):
61 ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
62 ide = IdeController(disks=[Parent.disk0, Parent.disk2],
63 pci_func=0, pci_dev=0, pci_bus=0)
64
65 self = LinuxAlphaSystem()
66 if not mdesc:
67 # generic system
68 mdesc = SysConfig()
69 self.readfile = mdesc.script()
70 self.iobus = Bus(bus_id=0)
71 self.membus = MemBus(bus_id=1)
72 # By default the bridge responds to all addresses above the I/O
73 # base address (including the PCI config space)
74 self.bridge = Bridge(delay='50ns', nack_delay='4ns',
75 ranges = [AddrRange(IO_address_space_base, Addr.max)])
76 self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
77 self.bridge.master = self.iobus.port
78 self.bridge.slave = self.membus.port
79 self.physmem.port = self.membus.port
80 self.disk0 = CowIdeDisk(driveID='master')
81 self.disk2 = CowIdeDisk(driveID='master')
82 self.disk0.childImage(mdesc.disk())
83 self.disk2.childImage(disk('linux-bigswap2.img'))
84 self.tsunami = BaseTsunami()
85 self.tsunami.attachIO(self.iobus)
86 self.tsunami.ide.pio = self.iobus.port
87 self.tsunami.ethernet.pio = self.iobus.port
88 self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
89 read_only = True))
90 self.intrctrl = IntrControl()
91 self.mem_mode = mem_mode
92 self.terminal = Terminal()
93 self.kernel = binary('vmlinux')
94 self.pal = binary('ts_osfpal')
95 self.console = binary('console')
96 self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
97
98 self.system_port = self.membus.port
99
100 return self
101
102def makeLinuxAlphaRubySystem(mem_mode, mdesc = None):
103 class BaseTsunami(Tsunami):
104 ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
105 ide = IdeController(disks=[Parent.disk0, Parent.disk2],
106 pci_func=0, pci_dev=0, pci_bus=0)
107
108 physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
109 self = LinuxAlphaSystem(physmem = physmem)
110 if not mdesc:
111 # generic system
112 mdesc = SysConfig()
113 self.readfile = mdesc.script()
114
115 # Create pio bus to connect all device pio ports to rubymem's pio port
116 self.piobus = Bus(bus_id=0)
117
118 #
119 # Pio functional accesses from devices need direct access to memory
120 # RubyPort currently does support functional accesses. Therefore provide
121 # the piobus a direct connection to physical memory
122 #
123 self.piobus.port = physmem.port
124
125 self.disk0 = CowIdeDisk(driveID='master')
126 self.disk2 = CowIdeDisk(driveID='master')
127 self.disk0.childImage(mdesc.disk())
128 self.disk2.childImage(disk('linux-bigswap2.img'))
129 self.tsunami = BaseTsunami()
130 self.tsunami.attachIO(self.piobus)
131 self.tsunami.ide.pio = self.piobus.port
132 self.tsunami.ethernet.pio = self.piobus.port
133
134 #
135 # Store the dma devices for later connection to dma ruby ports.
136 # Append an underscore to dma_devices to avoid the SimObjectVector check.
137 #
138 self._dma_devices = [self.tsunami.ide, self.tsunami.ethernet]
139
140 self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
141 read_only = True))
142 self.intrctrl = IntrControl()
143 self.mem_mode = mem_mode
144 self.terminal = Terminal()
145 self.kernel = binary('vmlinux')
146 self.pal = binary('ts_osfpal')
147 self.console = binary('console')
148 self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
149
150 return self
151
152def makeSparcSystem(mem_mode, mdesc = None):
153 # Constants from iob.cc and uart8250.cc
154 iob_man_addr = 0x9800000000
155 uart_pio_size = 8
156
157 class CowMmDisk(MmDisk):
158 image = CowDiskImage(child=RawDiskImage(read_only=True),
159 read_only=False)
160
161 def childImage(self, ci):
162 self.image.child.image_file = ci
163
164 self = SparcSystem()
165 if not mdesc:
166 # generic system
167 mdesc = SysConfig()
168 self.readfile = mdesc.script()
169 self.iobus = Bus(bus_id=0)
170 self.membus = MemBus(bus_id=1)
171 self.bridge = Bridge(delay='50ns', nack_delay='4ns')
172 self.t1000 = T1000()
173 self.t1000.attachOnChipIO(self.membus)
174 self.t1000.attachIO(self.iobus)
175 self.physmem = PhysicalMemory(range = AddrRange(Addr('1MB'), size = '64MB'), zero = True)
176 self.physmem2 = PhysicalMemory(range = AddrRange(Addr('2GB'), size ='256MB'), zero = True)
177 self.bridge.master = self.iobus.port
178 self.bridge.slave = self.membus.port
179 self.physmem.port = self.membus.port
180 self.physmem2.port = self.membus.port
181 self.rom.port = self.membus.port
182 self.nvram.port = self.membus.port
183 self.hypervisor_desc.port = self.membus.port
184 self.partition_desc.port = self.membus.port
185 self.intrctrl = IntrControl()
186 self.disk0 = CowMmDisk()
187 self.disk0.childImage(disk('disk.s10hw2'))
188 self.disk0.pio = self.iobus.port
189
190 # The puart0 and hvuart are placed on the IO bus, so create ranges
191 # for them. The remaining IO range is rather fragmented, so poke
192 # holes for the iob and partition descriptors etc.
193 self.bridge.ranges = \
194 [
195 AddrRange(self.t1000.puart0.pio_addr,
196 self.t1000.puart0.pio_addr + uart_pio_size - 1),
197 AddrRange(self.disk0.pio_addr,
198 self.t1000.fake_jbi.pio_addr +
199 self.t1000.fake_jbi.pio_size - 1),
200 AddrRange(self.t1000.fake_clk.pio_addr,
201 iob_man_addr - 1),
202 AddrRange(self.t1000.fake_l2_1.pio_addr,
203 self.t1000.fake_ssi.pio_addr +
204 self.t1000.fake_ssi.pio_size - 1),
205 AddrRange(self.t1000.hvuart.pio_addr,
206 self.t1000.hvuart.pio_addr + uart_pio_size - 1)
207 ]
208 self.reset_bin = binary('reset_new.bin')
209 self.hypervisor_bin = binary('q_new.bin')
210 self.openboot_bin = binary('openboot_new.bin')
211 self.nvram_bin = binary('nvram1')
212 self.hypervisor_desc_bin = binary('1up-hv.bin')
213 self.partition_desc_bin = binary('1up-md.bin')
214
215 self.system_port = self.membus.port
216
217 return self
218
219def makeArmSystem(mem_mode, machine_type, mdesc = None, bare_metal=False):
220 assert machine_type
221
222 if bare_metal:
223 self = ArmSystem()
224 else:
225 self = LinuxArmSystem()
226
227 if not mdesc:
228 # generic system
229 mdesc = SysConfig()
230
231 self.readfile = mdesc.script()
232 self.iobus = Bus(bus_id=0)
233 self.membus = MemBus(bus_id=1)
234 self.membus.badaddr_responder.warn_access = "warn"
235 self.bridge = Bridge(delay='50ns', nack_delay='4ns')
236 self.bridge.master = self.iobus.port
237 self.bridge.slave = self.membus.port
238
239 self.mem_mode = mem_mode
240
241 if machine_type == "RealView_PBX":
242 self.realview = RealViewPBX()
243 elif machine_type == "RealView_EB":
244 self.realview = RealViewEB()
245 elif machine_type == "VExpress_ELT":
246 self.realview = VExpress_ELT()
247 else:
248 print "Unknown Machine Type"
249 sys.exit(1)
250
251 self.cf0 = CowIdeDisk(driveID='master')
252 self.cf0.childImage(mdesc.disk())
253 # default to an IDE controller rather than a CF one
254 # assuming we've got one
255 try:
256 self.realview.ide.disks = [self.cf0]
257 except:
258 self.realview.cf_ctrl.disks = [self.cf0]
259
260 if bare_metal:
261 # EOT character on UART will end the simulation
262 self.realview.uart.end_on_eot = True
263 self.physmem = PhysicalMemory(range = AddrRange(Addr(mdesc.mem())),
264 zero = True)
265 else:
266 self.kernel = binary('vmlinux.arm.smp.fb.2.6.38.8')
267 self.machine_type = machine_type
268 if convert.toMemorySize(mdesc.mem()) > convert.toMemorySize('256MB'):
269 print "The currently implemented ARM platforms only easily support 256MB of DRAM"
270 print "It might be possible to get some more by using 256MB@0x30000000, but this"
271 print "is untested and may require some heroics"
272
273 boot_flags = 'earlyprintk console=ttyAMA0 lpj=19988480 norandmaps ' + \
274 'rw loglevel=8 mem=%s root=/dev/sda1' % mdesc.mem()
275
276 self.physmem = PhysicalMemory(range = AddrRange(Addr(mdesc.mem())),
277 zero = True)
278 self.nvmem = PhysicalMemory(range = AddrRange(Addr('2GB'),
279 size = '64MB'), zero = True)
280 self.nvmem.port = self.membus.port
281 self.boot_loader = binary('boot.arm')
282 self.boot_loader_mem = self.nvmem
283 self.gic_cpu_addr = self.realview.gic.cpu_addr
284 self.flags_addr = self.realview.realview_io.pio_addr + 0x30
285
286 if mdesc.disk().lower().count('android'):
287 boot_flags += " init=/init "
288 self.boot_osflags = boot_flags
289
290 self.physmem.port = self.membus.port
291 self.realview.attachOnChipIO(self.membus, self.bridge)
292 self.realview.attachIO(self.iobus)
293 self.intrctrl = IntrControl()
294 self.terminal = Terminal()
295 self.vncserver = VncServer()
296
297 self.system_port = self.membus.port
298
299 return self
300
301
302def makeLinuxMipsSystem(mem_mode, mdesc = None):
303 class BaseMalta(Malta):
304 ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0)
305 ide = IdeController(disks=[Parent.disk0, Parent.disk2],
306 pci_func=0, pci_dev=0, pci_bus=0)
307
308 self = LinuxMipsSystem()
309 if not mdesc:
310 # generic system
311 mdesc = SysConfig()
312 self.readfile = mdesc.script()
313 self.iobus = Bus(bus_id=0)
314 self.membus = MemBus(bus_id=1)
315 self.bridge = Bridge(delay='50ns', nack_delay='4ns')
316 self.physmem = PhysicalMemory(range = AddrRange('1GB'))
317 self.bridge.master = self.iobus.port
318 self.bridge.slave = self.membus.port
319 self.physmem.port = self.membus.port
320 self.disk0 = CowIdeDisk(driveID='master')
321 self.disk2 = CowIdeDisk(driveID='master')
322 self.disk0.childImage(mdesc.disk())
323 self.disk2.childImage(disk('linux-bigswap2.img'))
324 self.malta = BaseMalta()
325 self.malta.attachIO(self.iobus)
326 self.malta.ide.pio = self.iobus.port
327 self.malta.ethernet.pio = self.iobus.port
328 self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(),
329 read_only = True))
330 self.intrctrl = IntrControl()
331 self.mem_mode = mem_mode
332 self.terminal = Terminal()
333 self.kernel = binary('mips/vmlinux')
334 self.console = binary('mips/console')
335 self.boot_osflags = 'root=/dev/hda1 console=ttyS0'
336
337 self.system_port = self.membus.port
338
339 return self
340
341def x86IOAddress(port):
342 IO_address_space_base = 0x8000000000000000
343 return IO_address_space_base + port
344
345def connectX86ClassicSystem(x86_sys):
346 # Constants similar to x86_traits.hh
347 IO_address_space_base = 0x8000000000000000
348 pci_config_address_space_base = 0xc000000000000000
349 interrupts_address_space_base = 0xa000000000000000
350 APIC_range_size = 1 << 12;
351
352 x86_sys.membus = MemBus(bus_id=1)
353 x86_sys.physmem.port = x86_sys.membus.port
354
355 # North Bridge
356 x86_sys.iobus = Bus(bus_id=0)
357 x86_sys.bridge = Bridge(delay='50ns', nack_delay='4ns')
358 x86_sys.bridge.master = x86_sys.iobus.port
359 x86_sys.bridge.slave = x86_sys.membus.port
360 # Allow the bridge to pass through the IO APIC (two pages),
361 # everything in the IO address range up to the local APIC, and
362 # then the entire PCI address space and beyond
363 x86_sys.bridge.ranges = \
364 [
365 AddrRange(x86_sys.pc.south_bridge.io_apic.pio_addr,
366 x86_sys.pc.south_bridge.io_apic.pio_addr +
367 APIC_range_size - 1),
368 AddrRange(IO_address_space_base,
369 interrupts_address_space_base - 1),
370 AddrRange(pci_config_address_space_base,
371 Addr.max)
372 ]
373
374 # Create a bridge from the IO bus to the memory bus to allow access to
375 # the local APIC (two pages)
376 x86_sys.iobridge = Bridge(delay='50ns', nack_delay='4ns')
377 x86_sys.iobridge.slave = x86_sys.iobus.port
378 x86_sys.iobridge.master = x86_sys.membus.port
379 x86_sys.iobridge.ranges = [AddrRange(interrupts_address_space_base,
380 interrupts_address_space_base +
381 APIC_range_size - 1)]
382
383 # connect the io bus
384 x86_sys.pc.attachIO(x86_sys.iobus)
385
386 x86_sys.system_port = x86_sys.membus.port
387
388def connectX86RubySystem(x86_sys):
389 # North Bridge
390 x86_sys.piobus = Bus(bus_id=0)
391
392 #
393 # Pio functional accesses from devices need direct access to memory
394 # RubyPort currently does support functional accesses. Therefore provide
395 # the piobus a direct connection to physical memory
396 #
397 x86_sys.piobus.port = x86_sys.physmem.port
398
399 x86_sys.pc.attachIO(x86_sys.piobus)
400
401
402def makeX86System(mem_mode, numCPUs = 1, mdesc = None, self = None, Ruby = False):
403 if self == None:
404 self = X86System()
405
406 if not mdesc:
407 # generic system
408 mdesc = SysConfig()
409 self.readfile = mdesc.script()
410
411 self.mem_mode = mem_mode
412
413 # Physical memory
414 self.physmem = PhysicalMemory(range = AddrRange(mdesc.mem()))
415
416 # Platform
417 self.pc = Pc()
418
419 # Create and connect the busses required by each memory system
420 if Ruby:
421 connectX86RubySystem(self)
422 # add the ide to the list of dma devices that later need to attach to
423 # dma controllers
424 self._dma_devices = [self.pc.south_bridge.ide]
425 else:
426 connectX86ClassicSystem(self)
427
428 self.intrctrl = IntrControl()
429
430 # Disks
431 disk0 = CowIdeDisk(driveID='master')
432 disk2 = CowIdeDisk(driveID='master')
433 disk0.childImage(mdesc.disk())
434 disk2.childImage(disk('linux-bigswap2.img'))
435 self.pc.south_bridge.ide.disks = [disk0, disk2]
436
437 # Add in a Bios information structure.
438 structures = [X86SMBiosBiosInformation()]
439 self.smbios_table.structures = structures
440
441 # Set up the Intel MP table
442 base_entries = []
443 ext_entries = []
444 for i in xrange(numCPUs):
445 bp = X86IntelMPProcessor(
446 local_apic_id = i,
447 local_apic_version = 0x14,
448 enable = True,
449 bootstrap = (i == 0))
450 base_entries.append(bp)
451 io_apic = X86IntelMPIOAPIC(
452 id = numCPUs,
453 version = 0x11,
454 enable = True,
455 address = 0xfec00000)
456 self.pc.south_bridge.io_apic.apic_id = io_apic.id
457 base_entries.append(io_apic)
458 isa_bus = X86IntelMPBus(bus_id = 0, bus_type='ISA')
459 base_entries.append(isa_bus)
460 pci_bus = X86IntelMPBus(bus_id = 1, bus_type='PCI')
461 base_entries.append(pci_bus)
462 connect_busses = X86IntelMPBusHierarchy(bus_id=0,
463 subtractive_decode=True, parent_bus=1)
464 ext_entries.append(connect_busses)
465 pci_dev4_inta = X86IntelMPIOIntAssignment(
466 interrupt_type = 'INT',
467 polarity = 'ConformPolarity',
468 trigger = 'ConformTrigger',
469 source_bus_id = 1,
470 source_bus_irq = 0 + (4 << 2),
471 dest_io_apic_id = io_apic.id,
472 dest_io_apic_intin = 16)
473 base_entries.append(pci_dev4_inta)
474 def assignISAInt(irq, apicPin):
475 assign_8259_to_apic = X86IntelMPIOIntAssignment(
476 interrupt_type = 'ExtInt',
477 polarity = 'ConformPolarity',
478 trigger = 'ConformTrigger',
479 source_bus_id = 0,
480 source_bus_irq = irq,
481 dest_io_apic_id = io_apic.id,
482 dest_io_apic_intin = 0)
483 base_entries.append(assign_8259_to_apic)
484 assign_to_apic = X86IntelMPIOIntAssignment(
485 interrupt_type = 'INT',
486 polarity = 'ConformPolarity',
487 trigger = 'ConformTrigger',
488 source_bus_id = 0,
489 source_bus_irq = irq,
490 dest_io_apic_id = io_apic.id,
491 dest_io_apic_intin = apicPin)
492 base_entries.append(assign_to_apic)
493 assignISAInt(0, 2)
494 assignISAInt(1, 1)
495 for i in range(3, 15):
496 assignISAInt(i, i)
497 self.intel_mp_table.base_entries = base_entries
498 self.intel_mp_table.ext_entries = ext_entries
499
500def setWorkCountOptions(system, options):
501 if options.work_item_id != None:
502 system.work_item_id = options.work_item_id
503 if options.work_begin_cpu_id_exit != None:
504 system.work_begin_cpu_id_exit = options.work_begin_cpu_id_exit
505 if options.work_end_exit_count != None:
506 system.work_end_exit_count = options.work_end_exit_count
507 if options.work_end_checkpoint_count != None:
508 system.work_end_ckpt_count = options.work_end_checkpoint_count
509 if options.work_begin_exit_count != None:
510 system.work_begin_exit_count = options.work_begin_exit_count
511 if options.work_begin_checkpoint_count != None:
512 system.work_begin_ckpt_count = options.work_begin_checkpoint_count
513 if options.work_cpus_checkpoint_count != None:
514 system.work_cpus_ckpt_count = options.work_cpus_checkpoint_count
515
516
517def makeLinuxX86System(mem_mode, numCPUs = 1, mdesc = None, Ruby = False):
518 self = LinuxX86System()
519
520 # Build up the x86 system and then specialize it for Linux
521 makeX86System(mem_mode, numCPUs, mdesc, self, Ruby)
522
523 # We assume below that there's at least 1MB of memory. We'll require 2
524 # just to avoid corner cases.
525 assert(self.physmem.range.second.getValue() >= 0x200000)
526
527 self.e820_table.entries = \
528 [
529 # Mark the first megabyte of memory as reserved
530 X86E820Entry(addr = 0, size = '1MB', range_type = 2),
531 # Mark the rest as available
532 X86E820Entry(addr = 0x100000,
533 size = '%dB' % (self.physmem.range.second - 0x100000 + 1),
534 range_type = 1)
535 ]
536
537 # Command line
538 self.boot_osflags = 'earlyprintk=ttyS0 console=ttyS0 lpj=7999923 ' + \
539 'root=/dev/hda1'
540 return self
541
542
543def makeDualRoot(testSystem, driveSystem, dumpfile):
544 self = Root()
545 self.testsys = testSystem
546 self.drivesys = driveSystem
547 self.etherlink = EtherLink()
548 self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface
549 self.etherlink.int1 = Parent.drivesys.tsunami.ethernet.interface
550
551 if hasattr(testSystem, 'realview'):
552 self.etherlink.int0 = Parent.testsys.realview.ethernet.interface
553 self.etherlink.int1 = Parent.drivesys.realview.ethernet.interface
554 elif hasattr(testSystem, 'tsunami'):
555 self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface
556 self.etherlink.int1 = Parent.drivesys.tsunami.ethernet.interface
557 else:
558 fatal("Don't know how to connect these system together")
559
560 if dumpfile:
561 self.etherdump = EtherDump(file=dumpfile)
562 self.etherlink.dump = Parent.etherdump
563
564 return self
565
566def setMipsOptions(TestCPUClass):
567 #CP0 Configuration
568 TestCPUClass.CoreParams.CP0_PRId_CompanyOptions = 0
569 TestCPUClass.CoreParams.CP0_PRId_CompanyID = 1
570 TestCPUClass.CoreParams.CP0_PRId_ProcessorID = 147
571 TestCPUClass.CoreParams.CP0_PRId_Revision = 0
572
573 #CP0 Interrupt Control
574 TestCPUClass.CoreParams.CP0_IntCtl_IPTI = 7
575 TestCPUClass.CoreParams.CP0_IntCtl_IPPCI = 7
576
577 # Config Register
578 #TestCPUClass.CoreParams.CP0_Config_K23 = 0 # Since TLB
579 #TestCPUClass.CoreParams.CP0_Config_KU = 0 # Since TLB
580 TestCPUClass.CoreParams.CP0_Config_BE = 0 # Little Endian
581 TestCPUClass.CoreParams.CP0_Config_AR = 1 # Architecture Revision 2
582 TestCPUClass.CoreParams.CP0_Config_AT = 0 # MIPS32
583 TestCPUClass.CoreParams.CP0_Config_MT = 1 # TLB MMU
584 #TestCPUClass.CoreParams.CP0_Config_K0 = 2 # Uncached
585
586 #Config 1 Register
587 TestCPUClass.CoreParams.CP0_Config1_M = 1 # Config2 Implemented
588 TestCPUClass.CoreParams.CP0_Config1_MMU = 63 # TLB Size
589 # ***VERY IMPORTANT***
590 # Remember to modify CP0_Config1 according to cache specs
591 # Examine file ../common/Cache.py
592 TestCPUClass.CoreParams.CP0_Config1_IS = 1 # I-Cache Sets Per Way, 16KB cache, i.e., 1 (128)
593 TestCPUClass.CoreParams.CP0_Config1_IL = 5 # I-Cache Line Size, default in Cache.py is 64, i.e 5
594 TestCPUClass.CoreParams.CP0_Config1_IA = 1 # I-Cache Associativity, default in Cache.py is 2, i.e, a value of 1
595 TestCPUClass.CoreParams.CP0_Config1_DS = 2 # D-Cache Sets Per Way (see below), 32KB cache, i.e., 2
596 TestCPUClass.CoreParams.CP0_Config1_DL = 5 # D-Cache Line Size, default is 64, i.e., 5
597 TestCPUClass.CoreParams.CP0_Config1_DA = 1 # D-Cache Associativity, default is 2, i.e. 1
598 TestCPUClass.CoreParams.CP0_Config1_C2 = 0 # Coprocessor 2 not implemented(?)
599 TestCPUClass.CoreParams.CP0_Config1_MD = 0 # MDMX ASE not implemented in Mips32
600 TestCPUClass.CoreParams.CP0_Config1_PC = 1 # Performance Counters Implemented
601 TestCPUClass.CoreParams.CP0_Config1_WR = 0 # Watch Registers Implemented
602 TestCPUClass.CoreParams.CP0_Config1_CA = 0 # Mips16e NOT implemented
603 TestCPUClass.CoreParams.CP0_Config1_EP = 0 # EJTag Not Implemented
604 TestCPUClass.CoreParams.CP0_Config1_FP = 0 # FPU Implemented
605
606 #Config 2 Register
607 TestCPUClass.CoreParams.CP0_Config2_M = 1 # Config3 Implemented
608 TestCPUClass.CoreParams.CP0_Config2_TU = 0 # Tertiary Cache Control
609 TestCPUClass.CoreParams.CP0_Config2_TS = 0 # Tertiary Cache Sets Per Way
610 TestCPUClass.CoreParams.CP0_Config2_TL = 0 # Tertiary Cache Line Size
611 TestCPUClass.CoreParams.CP0_Config2_TA = 0 # Tertiary Cache Associativity
612 TestCPUClass.CoreParams.CP0_Config2_SU = 0 # Secondary Cache Control
613 TestCPUClass.CoreParams.CP0_Config2_SS = 0 # Secondary Cache Sets Per Way
614 TestCPUClass.CoreParams.CP0_Config2_SL = 0 # Secondary Cache Line Size
615 TestCPUClass.CoreParams.CP0_Config2_SA = 0 # Secondary Cache Associativity
616
617
618 #Config 3 Register
619 TestCPUClass.CoreParams.CP0_Config3_M = 0 # Config4 Not Implemented
620 TestCPUClass.CoreParams.CP0_Config3_DSPP = 1 # DSP ASE Present
621 TestCPUClass.CoreParams.CP0_Config3_LPA = 0 # Large Physical Addresses Not supported in Mips32
622 TestCPUClass.CoreParams.CP0_Config3_VEIC = 0 # EIC Supported
623 TestCPUClass.CoreParams.CP0_Config3_VInt = 0 # Vectored Interrupts Implemented
624 TestCPUClass.CoreParams.CP0_Config3_SP = 0 # Small Pages Supported (PageGrain reg. exists)
625 TestCPUClass.CoreParams.CP0_Config3_MT = 0 # MT Not present
626 TestCPUClass.CoreParams.CP0_Config3_SM = 0 # SmartMIPS ASE Not implemented
627 TestCPUClass.CoreParams.CP0_Config3_TL = 0 # TraceLogic Not implemented
628
629 #SRS Ctl - HSS
630 TestCPUClass.CoreParams.CP0_SrsCtl_HSS = 3 # Four shadow register sets implemented
631
632
633 #TestCPUClass.CoreParams.tlb = TLB()
634 #TestCPUClass.CoreParams.UnifiedTLB = 1