FSConfig.py revision 11688
111598Sandreas.sandberg@arm.com# Copyright (c) 2010-2012, 2015-2016 ARM Limited 27586SAli.Saidi@arm.com# All rights reserved. 37586SAli.Saidi@arm.com# 47586SAli.Saidi@arm.com# The license below extends only to copyright in the software and shall 57586SAli.Saidi@arm.com# not be construed as granting a license to any other intellectual 67586SAli.Saidi@arm.com# property including but not limited to intellectual property relating 77586SAli.Saidi@arm.com# to a hardware implementation of the functionality of the software 87586SAli.Saidi@arm.com# licensed hereunder. You may use the software subject to the license 97586SAli.Saidi@arm.com# terms below provided that you ensure that this notice is replicated 107586SAli.Saidi@arm.com# unmodified and in its entirety in all distributions of the software, 117586SAli.Saidi@arm.com# modified or unmodified, in source code or in binary form. 127586SAli.Saidi@arm.com# 137905SBrad.Beckmann@amd.com# Copyright (c) 2010-2011 Advanced Micro Devices, Inc. 145323Sgblack@eecs.umich.edu# Copyright (c) 2006-2008 The Regents of The University of Michigan 152934Sktlim@umich.edu# All rights reserved. 162934Sktlim@umich.edu# 172934Sktlim@umich.edu# Redistribution and use in source and binary forms, with or without 182934Sktlim@umich.edu# modification, are permitted provided that the following conditions are 192934Sktlim@umich.edu# met: redistributions of source code must retain the above copyright 202934Sktlim@umich.edu# notice, this list of conditions and the following disclaimer; 212934Sktlim@umich.edu# redistributions in binary form must reproduce the above copyright 222934Sktlim@umich.edu# notice, this list of conditions and the following disclaimer in the 232934Sktlim@umich.edu# documentation and/or other materials provided with the distribution; 242934Sktlim@umich.edu# neither the name of the copyright holders nor the names of its 252934Sktlim@umich.edu# contributors may be used to endorse or promote products derived from 262934Sktlim@umich.edu# this software without specific prior written permission. 272934Sktlim@umich.edu# 282934Sktlim@umich.edu# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 292934Sktlim@umich.edu# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 302934Sktlim@umich.edu# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 312934Sktlim@umich.edu# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 322934Sktlim@umich.edu# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 332934Sktlim@umich.edu# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 342934Sktlim@umich.edu# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 352934Sktlim@umich.edu# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 362934Sktlim@umich.edu# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 372934Sktlim@umich.edu# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 382934Sktlim@umich.edu# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 392934Sktlim@umich.edu# 402934Sktlim@umich.edu# Authors: Kevin Lim 412934Sktlim@umich.edu 422934Sktlim@umich.edufrom m5.objects import * 432995Ssaidi@eecs.umich.edufrom Benchmarks import * 4410046Snilay@cs.wisc.edufrom m5.util import * 4511688Sandreas.hansson@arm.comfrom common import PlatformConfig 462934Sktlim@umich.edu 4710747SChris.Emmons@arm.com# Populate to reflect supported os types per target ISA 4810747SChris.Emmons@arm.comos_types = { 'alpha' : [ 'linux' ], 4910747SChris.Emmons@arm.com 'mips' : [ 'linux' ], 5010747SChris.Emmons@arm.com 'sparc' : [ 'linux' ], 5110747SChris.Emmons@arm.com 'x86' : [ 'linux' ], 5210747SChris.Emmons@arm.com 'arm' : [ 'linux', 5310747SChris.Emmons@arm.com 'android-gingerbread', 5410747SChris.Emmons@arm.com 'android-ics', 5510747SChris.Emmons@arm.com 'android-jellybean', 5610747SChris.Emmons@arm.com 'android-kitkat' ], 5710747SChris.Emmons@arm.com } 5810747SChris.Emmons@arm.com 592934Sktlim@umich.educlass CowIdeDisk(IdeDisk): 602934Sktlim@umich.edu image = CowDiskImage(child=RawDiskImage(read_only=True), 612934Sktlim@umich.edu read_only=False) 622934Sktlim@umich.edu 632934Sktlim@umich.edu def childImage(self, ci): 642934Sktlim@umich.edu self.image.child.image_file = ci 652934Sktlim@umich.edu 6610720Sandreas.hansson@arm.comclass MemBus(SystemXBar): 676122SSteve.Reinhardt@amd.com badaddr_responder = BadAddr() 686122SSteve.Reinhardt@amd.com default = Self.badaddr_responder.pio 696122SSteve.Reinhardt@amd.com 7010594Sgabeblack@google.comdef fillInCmdline(mdesc, template, **kwargs): 7110594Sgabeblack@google.com kwargs.setdefault('disk', mdesc.disk()) 7210697SCurtis.Dunham@arm.com kwargs.setdefault('rootdev', mdesc.rootdev()) 7310594Sgabeblack@google.com kwargs.setdefault('mem', mdesc.mem()) 7410594Sgabeblack@google.com kwargs.setdefault('script', mdesc.script()) 7510594Sgabeblack@google.com return template % kwargs 7610594Sgabeblack@google.com 7710594Sgabeblack@google.comdef makeLinuxAlphaSystem(mem_mode, mdesc=None, ruby=False, cmdline=None): 7810118Snilay@cs.wisc.edu 794520Ssaidi@eecs.umich.edu class BaseTsunami(Tsunami): 804982Ssaidi@eecs.umich.edu ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0) 814520Ssaidi@eecs.umich.edu ide = IdeController(disks=[Parent.disk0, Parent.disk2], 824520Ssaidi@eecs.umich.edu pci_func=0, pci_dev=0, pci_bus=0) 832934Sktlim@umich.edu 842934Sktlim@umich.edu self = LinuxAlphaSystem() 853005Sstever@eecs.umich.edu if not mdesc: 863005Sstever@eecs.umich.edu # generic system 873304Sstever@eecs.umich.edu mdesc = SysConfig() 882995Ssaidi@eecs.umich.edu self.readfile = mdesc.script() 8910118Snilay@cs.wisc.edu 9010118Snilay@cs.wisc.edu self.tsunami = BaseTsunami() 9110118Snilay@cs.wisc.edu 9210118Snilay@cs.wisc.edu # Create the io bus to connect all device ports 9310720Sandreas.hansson@arm.com self.iobus = IOXBar() 9410118Snilay@cs.wisc.edu self.tsunami.attachIO(self.iobus) 9510118Snilay@cs.wisc.edu 9610118Snilay@cs.wisc.edu self.tsunami.ide.pio = self.iobus.master 9710118Snilay@cs.wisc.edu 9810118Snilay@cs.wisc.edu self.tsunami.ethernet.pio = self.iobus.master 9910118Snilay@cs.wisc.edu 10010118Snilay@cs.wisc.edu if ruby: 10110118Snilay@cs.wisc.edu # Store the dma devices for later connection to dma ruby ports. 10210118Snilay@cs.wisc.edu # Append an underscore to dma_ports to avoid the SimObjectVector check. 10310118Snilay@cs.wisc.edu self._dma_ports = [self.tsunami.ide.dma, self.tsunami.ethernet.dma] 10410118Snilay@cs.wisc.edu else: 10510118Snilay@cs.wisc.edu self.membus = MemBus() 10610118Snilay@cs.wisc.edu 10710118Snilay@cs.wisc.edu # By default the bridge responds to all addresses above the I/O 10810118Snilay@cs.wisc.edu # base address (including the PCI config space) 10910118Snilay@cs.wisc.edu IO_address_space_base = 0x80000000000 11010118Snilay@cs.wisc.edu self.bridge = Bridge(delay='50ns', 1118713Sandreas.hansson@arm.com ranges = [AddrRange(IO_address_space_base, Addr.max)]) 11210118Snilay@cs.wisc.edu self.bridge.master = self.iobus.slave 11310118Snilay@cs.wisc.edu self.bridge.slave = self.membus.master 11410118Snilay@cs.wisc.edu 11510118Snilay@cs.wisc.edu self.tsunami.ide.dma = self.iobus.slave 11610118Snilay@cs.wisc.edu self.tsunami.ethernet.dma = self.iobus.slave 11710118Snilay@cs.wisc.edu 11810118Snilay@cs.wisc.edu self.system_port = self.membus.slave 11910118Snilay@cs.wisc.edu 1209826Sandreas.hansson@arm.com self.mem_ranges = [AddrRange(mdesc.mem())] 1212934Sktlim@umich.edu self.disk0 = CowIdeDisk(driveID='master') 1222934Sktlim@umich.edu self.disk2 = CowIdeDisk(driveID='master') 1232995Ssaidi@eecs.umich.edu self.disk0.childImage(mdesc.disk()) 1242934Sktlim@umich.edu self.disk2.childImage(disk('linux-bigswap2.img')) 1256765SBrad.Beckmann@amd.com self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(), 1266765SBrad.Beckmann@amd.com read_only = True)) 1276765SBrad.Beckmann@amd.com self.intrctrl = IntrControl() 1286765SBrad.Beckmann@amd.com self.mem_mode = mem_mode 1296765SBrad.Beckmann@amd.com self.terminal = Terminal() 1306765SBrad.Beckmann@amd.com self.kernel = binary('vmlinux') 1316765SBrad.Beckmann@amd.com self.pal = binary('ts_osfpal') 1326765SBrad.Beckmann@amd.com self.console = binary('console') 13310594Sgabeblack@google.com if not cmdline: 13410594Sgabeblack@google.com cmdline = 'root=/dev/hda1 console=ttyS0' 13510594Sgabeblack@google.com self.boot_osflags = fillInCmdline(mdesc, cmdline) 1366765SBrad.Beckmann@amd.com 1376765SBrad.Beckmann@amd.com return self 1386765SBrad.Beckmann@amd.com 13911182Spalle@lyckegaard.dkdef makeSparcSystem(mem_mode, mdesc=None, cmdline=None): 1408713Sandreas.hansson@arm.com # Constants from iob.cc and uart8250.cc 1418713Sandreas.hansson@arm.com iob_man_addr = 0x9800000000 1428713Sandreas.hansson@arm.com uart_pio_size = 8 1438713Sandreas.hansson@arm.com 1444486Sbinkertn@umich.edu class CowMmDisk(MmDisk): 1454486Sbinkertn@umich.edu image = CowDiskImage(child=RawDiskImage(read_only=True), 1464486Sbinkertn@umich.edu read_only=False) 1474486Sbinkertn@umich.edu 1484486Sbinkertn@umich.edu def childImage(self, ci): 1494486Sbinkertn@umich.edu self.image.child.image_file = ci 1504486Sbinkertn@umich.edu 1513584Ssaidi@eecs.umich.edu self = SparcSystem() 1523584Ssaidi@eecs.umich.edu if not mdesc: 1533584Ssaidi@eecs.umich.edu # generic system 1543584Ssaidi@eecs.umich.edu mdesc = SysConfig() 1553584Ssaidi@eecs.umich.edu self.readfile = mdesc.script() 15610720Sandreas.hansson@arm.com self.iobus = IOXBar() 1579036Sandreas.hansson@arm.com self.membus = MemBus() 1589164Sandreas.hansson@arm.com self.bridge = Bridge(delay='50ns') 1593743Sgblack@eecs.umich.edu self.t1000 = T1000() 1604104Ssaidi@eecs.umich.edu self.t1000.attachOnChipIO(self.membus) 1613743Sgblack@eecs.umich.edu self.t1000.attachIO(self.iobus) 1629826Sandreas.hansson@arm.com self.mem_ranges = [AddrRange(Addr('1MB'), size = '64MB'), 1639826Sandreas.hansson@arm.com AddrRange(Addr('2GB'), size ='256MB')] 1648839Sandreas.hansson@arm.com self.bridge.master = self.iobus.slave 1658839Sandreas.hansson@arm.com self.bridge.slave = self.membus.master 1668839Sandreas.hansson@arm.com self.rom.port = self.membus.master 1678839Sandreas.hansson@arm.com self.nvram.port = self.membus.master 1688839Sandreas.hansson@arm.com self.hypervisor_desc.port = self.membus.master 1698839Sandreas.hansson@arm.com self.partition_desc.port = self.membus.master 1703584Ssaidi@eecs.umich.edu self.intrctrl = IntrControl() 1713898Ssaidi@eecs.umich.edu self.disk0 = CowMmDisk() 17211563Sjakub@jermar.eu self.disk0.childImage(mdesc.disk()) 1738839Sandreas.hansson@arm.com self.disk0.pio = self.iobus.master 1748713Sandreas.hansson@arm.com 1758713Sandreas.hansson@arm.com # The puart0 and hvuart are placed on the IO bus, so create ranges 1768713Sandreas.hansson@arm.com # for them. The remaining IO range is rather fragmented, so poke 1778713Sandreas.hansson@arm.com # holes for the iob and partition descriptors etc. 1788713Sandreas.hansson@arm.com self.bridge.ranges = \ 1798713Sandreas.hansson@arm.com [ 1808713Sandreas.hansson@arm.com AddrRange(self.t1000.puart0.pio_addr, 1818713Sandreas.hansson@arm.com self.t1000.puart0.pio_addr + uart_pio_size - 1), 1828713Sandreas.hansson@arm.com AddrRange(self.disk0.pio_addr, 1838713Sandreas.hansson@arm.com self.t1000.fake_jbi.pio_addr + 1848713Sandreas.hansson@arm.com self.t1000.fake_jbi.pio_size - 1), 1858713Sandreas.hansson@arm.com AddrRange(self.t1000.fake_clk.pio_addr, 1868713Sandreas.hansson@arm.com iob_man_addr - 1), 1878713Sandreas.hansson@arm.com AddrRange(self.t1000.fake_l2_1.pio_addr, 1888713Sandreas.hansson@arm.com self.t1000.fake_ssi.pio_addr + 1898713Sandreas.hansson@arm.com self.t1000.fake_ssi.pio_size - 1), 1908713Sandreas.hansson@arm.com AddrRange(self.t1000.hvuart.pio_addr, 1918713Sandreas.hansson@arm.com self.t1000.hvuart.pio_addr + uart_pio_size - 1) 1928713Sandreas.hansson@arm.com ] 1934103Ssaidi@eecs.umich.edu self.reset_bin = binary('reset_new.bin') 1944103Ssaidi@eecs.umich.edu self.hypervisor_bin = binary('q_new.bin') 1954103Ssaidi@eecs.umich.edu self.openboot_bin = binary('openboot_new.bin') 1963745Sgblack@eecs.umich.edu self.nvram_bin = binary('nvram1') 1973745Sgblack@eecs.umich.edu self.hypervisor_desc_bin = binary('1up-hv.bin') 1983745Sgblack@eecs.umich.edu self.partition_desc_bin = binary('1up-md.bin') 1993584Ssaidi@eecs.umich.edu 2008839Sandreas.hansson@arm.com self.system_port = self.membus.slave 2018706Sandreas.hansson@arm.com 2023584Ssaidi@eecs.umich.edu return self 2033584Ssaidi@eecs.umich.edu 20410588Sgabeblack@google.comdef makeArmSystem(mem_mode, machine_type, num_cpus=1, mdesc=None, 20510780SCurtis.Dunham@arm.com dtb_filename=None, bare_metal=False, cmdline=None, 20611598Sandreas.sandberg@arm.com external_memory="", ruby=False): 2078061SAli.Saidi@ARM.com assert machine_type 2088061SAli.Saidi@ARM.com 20911238Sandreas.sandberg@arm.com default_dtbs = { 21011238Sandreas.sandberg@arm.com "RealViewEB": None, 21111238Sandreas.sandberg@arm.com "RealViewPBX": None, 21211238Sandreas.sandberg@arm.com "VExpress_EMM": "vexpress.aarch32.ll_20131205.0-gem5.%dcpu.dtb" % num_cpus, 21311238Sandreas.sandberg@arm.com "VExpress_EMM64": "vexpress.aarch64.20140821.dtb", 21411238Sandreas.sandberg@arm.com } 21511238Sandreas.sandberg@arm.com 21611238Sandreas.sandberg@arm.com default_kernels = { 21711238Sandreas.sandberg@arm.com "RealViewEB": "vmlinux.arm.smp.fb.2.6.38.8", 21811238Sandreas.sandberg@arm.com "RealViewPBX": "vmlinux.arm.smp.fb.2.6.38.8", 21911238Sandreas.sandberg@arm.com "VExpress_EMM": "vmlinux.aarch32.ll_20131205.0-gem5", 22011238Sandreas.sandberg@arm.com "VExpress_EMM64": "vmlinux.aarch64.20140821", 22111238Sandreas.sandberg@arm.com } 22211238Sandreas.sandberg@arm.com 22311297Sandreas.sandberg@arm.com pci_devices = [] 22411297Sandreas.sandberg@arm.com 2257586SAli.Saidi@arm.com if bare_metal: 2267586SAli.Saidi@arm.com self = ArmSystem() 2277586SAli.Saidi@arm.com else: 2287586SAli.Saidi@arm.com self = LinuxArmSystem() 2297586SAli.Saidi@arm.com 2307586SAli.Saidi@arm.com if not mdesc: 2317586SAli.Saidi@arm.com # generic system 2327586SAli.Saidi@arm.com mdesc = SysConfig() 2337586SAli.Saidi@arm.com 2347586SAli.Saidi@arm.com self.readfile = mdesc.script() 23510720Sandreas.hansson@arm.com self.iobus = IOXBar() 23611598Sandreas.sandberg@arm.com if not ruby: 23711598Sandreas.sandberg@arm.com self.bridge = Bridge(delay='50ns') 23811598Sandreas.sandberg@arm.com self.bridge.master = self.iobus.slave 23911598Sandreas.sandberg@arm.com self.membus = MemBus() 24011598Sandreas.sandberg@arm.com self.membus.badaddr_responder.warn_access = "warn" 24111598Sandreas.sandberg@arm.com self.bridge.slave = self.membus.master 2427586SAli.Saidi@arm.com 2437586SAli.Saidi@arm.com self.mem_mode = mem_mode 2447586SAli.Saidi@arm.com 24511238Sandreas.sandberg@arm.com platform_class = PlatformConfig.get(machine_type) 24611238Sandreas.sandberg@arm.com # Resolve the real platform name, the original machine_type 24711238Sandreas.sandberg@arm.com # variable might have been an alias. 24811238Sandreas.sandberg@arm.com machine_type = platform_class.__name__ 24911238Sandreas.sandberg@arm.com self.realview = platform_class() 25011238Sandreas.sandberg@arm.com 25111238Sandreas.sandberg@arm.com if not dtb_filename and not bare_metal: 25211238Sandreas.sandberg@arm.com try: 25311238Sandreas.sandberg@arm.com dtb_filename = default_dtbs[machine_type] 25411238Sandreas.sandberg@arm.com except KeyError: 25511238Sandreas.sandberg@arm.com fatal("No DTB specified and no default DTB known for '%s'" % \ 25611238Sandreas.sandberg@arm.com machine_type) 25711238Sandreas.sandberg@arm.com 25811238Sandreas.sandberg@arm.com if isinstance(self.realview, VExpress_EMM64): 25910512SAli.Saidi@ARM.com if os.path.split(mdesc.disk())[-1] == 'linux-aarch32-ael.img': 26010512SAli.Saidi@ARM.com print "Selected 64-bit ARM architecture, updating default disk image..." 26110512SAli.Saidi@ARM.com mdesc.diskname = 'linaro-minimal-aarch64.img' 2627586SAli.Saidi@arm.com 26310353SGeoffrey.Blake@arm.com 26410353SGeoffrey.Blake@arm.com # Attach any PCI devices this platform supports 26510353SGeoffrey.Blake@arm.com self.realview.attachPciDevices() 26611297Sandreas.sandberg@arm.com 26711297Sandreas.sandberg@arm.com self.cf0 = CowIdeDisk(driveID='master') 26811297Sandreas.sandberg@arm.com self.cf0.childImage(mdesc.disk()) 26911297Sandreas.sandberg@arm.com # Old platforms have a built-in IDE or CF controller. Default to 27011297Sandreas.sandberg@arm.com # the IDE controller if both exist. New platforms expect the 27111297Sandreas.sandberg@arm.com # storage controller to be added from the config script. 27211297Sandreas.sandberg@arm.com if hasattr(self.realview, "ide"): 27310357SAli.Saidi@ARM.com self.realview.ide.disks = [self.cf0] 27411297Sandreas.sandberg@arm.com elif hasattr(self.realview, "cf_ctrl"): 2758528SAli.Saidi@ARM.com self.realview.cf_ctrl.disks = [self.cf0] 27611297Sandreas.sandberg@arm.com else: 27711297Sandreas.sandberg@arm.com self.pci_ide = IdeController(disks=[self.cf0]) 27811297Sandreas.sandberg@arm.com pci_devices.append(self.pci_ide) 2798528SAli.Saidi@ARM.com 28010507SAli.Saidi@ARM.com self.mem_ranges = [] 28110507SAli.Saidi@ARM.com size_remain = long(Addr(mdesc.mem())) 28210507SAli.Saidi@ARM.com for region in self.realview._mem_regions: 28310507SAli.Saidi@ARM.com if size_remain > long(region[1]): 28410507SAli.Saidi@ARM.com self.mem_ranges.append(AddrRange(region[0], size=region[1])) 28510507SAli.Saidi@ARM.com size_remain = size_remain - long(region[1]) 28610507SAli.Saidi@ARM.com else: 28710507SAli.Saidi@ARM.com self.mem_ranges.append(AddrRange(region[0], size=size_remain)) 28810507SAli.Saidi@ARM.com size_remain = 0 28910507SAli.Saidi@ARM.com break 29010507SAli.Saidi@ARM.com warn("Memory size specified spans more than one region. Creating" \ 29110507SAli.Saidi@ARM.com " another memory controller for that range.") 29210507SAli.Saidi@ARM.com 29310507SAli.Saidi@ARM.com if size_remain > 0: 29410507SAli.Saidi@ARM.com fatal("The currently selected ARM platforms doesn't support" \ 29510507SAli.Saidi@ARM.com " the amount of DRAM you've selected. Please try" \ 29610507SAli.Saidi@ARM.com " another platform") 29710507SAli.Saidi@ARM.com 2988061SAli.Saidi@ARM.com if bare_metal: 2998061SAli.Saidi@ARM.com # EOT character on UART will end the simulation 3008061SAli.Saidi@ARM.com self.realview.uart.end_on_eot = True 3018061SAli.Saidi@ARM.com else: 30211238Sandreas.sandberg@arm.com if machine_type in default_kernels: 30311238Sandreas.sandberg@arm.com self.kernel = binary(default_kernels[machine_type]) 30410161Satgutier@umich.edu 3059929SAli.Saidi@ARM.com if dtb_filename: 3069929SAli.Saidi@ARM.com self.dtb_filename = binary(dtb_filename) 30711238Sandreas.sandberg@arm.com 30811238Sandreas.sandberg@arm.com self.machine_type = machine_type if machine_type in ArmMachineType.map \ 30911238Sandreas.sandberg@arm.com else "DTOnly" 31011238Sandreas.sandberg@arm.com 31110071Satgutier@umich.edu # Ensure that writes to the UART actually go out early in the boot 31210594Sgabeblack@google.com if not cmdline: 31310594Sgabeblack@google.com cmdline = 'earlyprintk=pl011,0x1c090000 console=ttyAMA0 ' + \ 31410594Sgabeblack@google.com 'lpj=19988480 norandmaps rw loglevel=8 ' + \ 31510697SCurtis.Dunham@arm.com 'mem=%(mem)s root=%(rootdev)s' 31610071Satgutier@umich.edu 31710780SCurtis.Dunham@arm.com # When using external memory, gem5 writes the boot loader to nvmem 31810780SCurtis.Dunham@arm.com # and then SST will read from it, but SST can only get to nvmem from 31910780SCurtis.Dunham@arm.com # iobus, as gem5's membus is only used for initialization and 32010780SCurtis.Dunham@arm.com # SST doesn't use it. Attaching nvmem to iobus solves this issue. 32110780SCurtis.Dunham@arm.com # During initialization, system_port -> membus -> iobus -> nvmem. 32211598Sandreas.sandberg@arm.com if external_memory or ruby: 32310780SCurtis.Dunham@arm.com self.realview.setupBootLoader(self.iobus, self, binary) 32410780SCurtis.Dunham@arm.com else: 32510780SCurtis.Dunham@arm.com self.realview.setupBootLoader(self.membus, self, binary) 3268528SAli.Saidi@ARM.com self.gic_cpu_addr = self.realview.gic.cpu_addr 3278528SAli.Saidi@ARM.com self.flags_addr = self.realview.realview_io.pio_addr + 0x30 3288287SAli.Saidi@ARM.com 32910747SChris.Emmons@arm.com # This check is for users who have previously put 'android' in 33010747SChris.Emmons@arm.com # the disk image filename to tell the config scripts to 33110747SChris.Emmons@arm.com # prepare the kernel with android-specific boot options. That 33210747SChris.Emmons@arm.com # behavior has been replaced with a more explicit option per 33310747SChris.Emmons@arm.com # the error message below. The disk can have any name now and 33410747SChris.Emmons@arm.com # doesn't need to include 'android' substring. 33510735Srb639@drexel.edu if (os.path.split(mdesc.disk())[-1]).lower().count('android'): 33610747SChris.Emmons@arm.com if 'android' not in mdesc.os_type(): 33710747SChris.Emmons@arm.com fatal("It looks like you are trying to boot an Android " \ 33810747SChris.Emmons@arm.com "platform. To boot Android, you must specify " \ 33910747SChris.Emmons@arm.com "--os-type with an appropriate Android release on " \ 34010747SChris.Emmons@arm.com "the command line.") 34110747SChris.Emmons@arm.com 34210747SChris.Emmons@arm.com # android-specific tweaks 34310747SChris.Emmons@arm.com if 'android' in mdesc.os_type(): 34410747SChris.Emmons@arm.com # generic tweaks 34510747SChris.Emmons@arm.com cmdline += " init=/init" 34610747SChris.Emmons@arm.com 34710747SChris.Emmons@arm.com # release-specific tweaks 34810747SChris.Emmons@arm.com if 'kitkat' in mdesc.os_type(): 34910747SChris.Emmons@arm.com cmdline += " androidboot.hardware=gem5 qemu=1 qemu.gles=0 " + \ 35010747SChris.Emmons@arm.com "android.bootanim=0" 35110747SChris.Emmons@arm.com 35210594Sgabeblack@google.com self.boot_osflags = fillInCmdline(mdesc, cmdline) 35310747SChris.Emmons@arm.com 35410780SCurtis.Dunham@arm.com if external_memory: 35510780SCurtis.Dunham@arm.com # I/O traffic enters iobus 35610780SCurtis.Dunham@arm.com self.external_io = ExternalMaster(port_data="external_io", 35710780SCurtis.Dunham@arm.com port_type=external_memory) 35810780SCurtis.Dunham@arm.com self.external_io.port = self.iobus.slave 35910780SCurtis.Dunham@arm.com 36010780SCurtis.Dunham@arm.com # Ensure iocache only receives traffic destined for (actual) memory. 36110780SCurtis.Dunham@arm.com self.iocache = ExternalSlave(port_data="iocache", 36210780SCurtis.Dunham@arm.com port_type=external_memory, 36310780SCurtis.Dunham@arm.com addr_ranges=self.mem_ranges) 36410780SCurtis.Dunham@arm.com self.iocache.port = self.iobus.master 36510780SCurtis.Dunham@arm.com 36610780SCurtis.Dunham@arm.com # Let system_port get to nvmem and nothing else. 36710780SCurtis.Dunham@arm.com self.bridge.ranges = [self.realview.nvmem.range] 36810780SCurtis.Dunham@arm.com 36910780SCurtis.Dunham@arm.com self.realview.attachOnChipIO(self.iobus) 37011598Sandreas.sandberg@arm.com # Attach off-chip devices 37111598Sandreas.sandberg@arm.com self.realview.attachIO(self.iobus) 37211598Sandreas.sandberg@arm.com elif ruby: 37311598Sandreas.sandberg@arm.com self._dma_ports = [ ] 37411598Sandreas.sandberg@arm.com self.realview.attachOnChipIO(self.iobus, dma_ports=self._dma_ports) 37511598Sandreas.sandberg@arm.com # Force Ruby to treat the boot ROM as an IO device. 37611598Sandreas.sandberg@arm.com self.realview.nvmem.in_addr_map = False 37711598Sandreas.sandberg@arm.com self.realview.attachIO(self.iobus, dma_ports=self._dma_ports) 37810780SCurtis.Dunham@arm.com else: 37910780SCurtis.Dunham@arm.com self.realview.attachOnChipIO(self.membus, self.bridge) 38011598Sandreas.sandberg@arm.com # Attach off-chip devices 38111598Sandreas.sandberg@arm.com self.realview.attachIO(self.iobus) 38211297Sandreas.sandberg@arm.com 38311297Sandreas.sandberg@arm.com for dev_id, dev in enumerate(pci_devices): 38411297Sandreas.sandberg@arm.com dev.pci_bus, dev.pci_dev, dev.pci_func = (0, dev_id + 1, 0) 38511598Sandreas.sandberg@arm.com self.realview.attachPciDevice( 38611598Sandreas.sandberg@arm.com dev, self.iobus, 38711598Sandreas.sandberg@arm.com dma_ports=self._dma_ports if ruby else None) 38811297Sandreas.sandberg@arm.com 3897586SAli.Saidi@arm.com self.intrctrl = IntrControl() 3907586SAli.Saidi@arm.com self.terminal = Terminal() 3917949SAli.Saidi@ARM.com self.vncserver = VncServer() 3927586SAli.Saidi@arm.com 39311598Sandreas.sandberg@arm.com if not ruby: 39411598Sandreas.sandberg@arm.com self.system_port = self.membus.slave 3958706Sandreas.hansson@arm.com 39611599Sandreas.sandberg@arm.com if ruby: 39711599Sandreas.sandberg@arm.com fatal("You're trying to use Ruby on ARM, which is not working " \ 39811599Sandreas.sandberg@arm.com "properly yet. If you want to test it anyway, you " \ 39911599Sandreas.sandberg@arm.com "need to remove this fatal error from FSConfig.py.") 40011599Sandreas.sandberg@arm.com 4017586SAli.Saidi@arm.com return self 4027586SAli.Saidi@arm.com 4037586SAli.Saidi@arm.com 40410594Sgabeblack@google.comdef makeLinuxMipsSystem(mem_mode, mdesc=None, cmdline=None): 4055222Sksewell@umich.edu class BaseMalta(Malta): 4065222Sksewell@umich.edu ethernet = NSGigE(pci_bus=0, pci_dev=1, pci_func=0) 4075222Sksewell@umich.edu ide = IdeController(disks=[Parent.disk0, Parent.disk2], 4085222Sksewell@umich.edu pci_func=0, pci_dev=0, pci_bus=0) 4095222Sksewell@umich.edu 4105222Sksewell@umich.edu self = LinuxMipsSystem() 4115222Sksewell@umich.edu if not mdesc: 4125222Sksewell@umich.edu # generic system 4135222Sksewell@umich.edu mdesc = SysConfig() 4145222Sksewell@umich.edu self.readfile = mdesc.script() 41510720Sandreas.hansson@arm.com self.iobus = IOXBar() 4169036Sandreas.hansson@arm.com self.membus = MemBus() 4179164Sandreas.hansson@arm.com self.bridge = Bridge(delay='50ns') 4189826Sandreas.hansson@arm.com self.mem_ranges = [AddrRange('1GB')] 4198839Sandreas.hansson@arm.com self.bridge.master = self.iobus.slave 4208839Sandreas.hansson@arm.com self.bridge.slave = self.membus.master 4215222Sksewell@umich.edu self.disk0 = CowIdeDisk(driveID='master') 4225222Sksewell@umich.edu self.disk2 = CowIdeDisk(driveID='master') 4235222Sksewell@umich.edu self.disk0.childImage(mdesc.disk()) 4245222Sksewell@umich.edu self.disk2.childImage(disk('linux-bigswap2.img')) 4255222Sksewell@umich.edu self.malta = BaseMalta() 4265222Sksewell@umich.edu self.malta.attachIO(self.iobus) 4278839Sandreas.hansson@arm.com self.malta.ide.pio = self.iobus.master 4288839Sandreas.hansson@arm.com self.malta.ide.dma = self.iobus.slave 4298839Sandreas.hansson@arm.com self.malta.ethernet.pio = self.iobus.master 4308839Sandreas.hansson@arm.com self.malta.ethernet.dma = self.iobus.slave 4315222Sksewell@umich.edu self.simple_disk = SimpleDisk(disk=RawDiskImage(image_file = mdesc.disk(), 4325222Sksewell@umich.edu read_only = True)) 4335222Sksewell@umich.edu self.intrctrl = IntrControl() 4345222Sksewell@umich.edu self.mem_mode = mem_mode 4355478Snate@binkert.org self.terminal = Terminal() 4365222Sksewell@umich.edu self.kernel = binary('mips/vmlinux') 4375222Sksewell@umich.edu self.console = binary('mips/console') 43810594Sgabeblack@google.com if not cmdline: 43910594Sgabeblack@google.com cmdline = 'root=/dev/hda1 console=ttyS0' 44010594Sgabeblack@google.com self.boot_osflags = fillInCmdline(mdesc, cmdline) 4415222Sksewell@umich.edu 4428839Sandreas.hansson@arm.com self.system_port = self.membus.slave 4438706Sandreas.hansson@arm.com 4445222Sksewell@umich.edu return self 4455222Sksewell@umich.edu 4465323Sgblack@eecs.umich.edudef x86IOAddress(port): 4475357Sgblack@eecs.umich.edu IO_address_space_base = 0x8000000000000000 4488323Ssteve.reinhardt@amd.com return IO_address_space_base + port 4495323Sgblack@eecs.umich.edu 4508858Sgblack@eecs.umich.edudef connectX86ClassicSystem(x86_sys, numCPUs): 4518713Sandreas.hansson@arm.com # Constants similar to x86_traits.hh 4528713Sandreas.hansson@arm.com IO_address_space_base = 0x8000000000000000 4538713Sandreas.hansson@arm.com pci_config_address_space_base = 0xc000000000000000 4548713Sandreas.hansson@arm.com interrupts_address_space_base = 0xa000000000000000 4558713Sandreas.hansson@arm.com APIC_range_size = 1 << 12; 4568713Sandreas.hansson@arm.com 4579036Sandreas.hansson@arm.com x86_sys.membus = MemBus() 4587905SBrad.Beckmann@amd.com 4597905SBrad.Beckmann@amd.com # North Bridge 46010720Sandreas.hansson@arm.com x86_sys.iobus = IOXBar() 4619164Sandreas.hansson@arm.com x86_sys.bridge = Bridge(delay='50ns') 4628839Sandreas.hansson@arm.com x86_sys.bridge.master = x86_sys.iobus.slave 4638839Sandreas.hansson@arm.com x86_sys.bridge.slave = x86_sys.membus.master 46410438Smajiuyue@ncic.ac.cn # Allow the bridge to pass through: 46510438Smajiuyue@ncic.ac.cn # 1) kernel configured PCI device memory map address: address range 46610438Smajiuyue@ncic.ac.cn # [0xC0000000, 0xFFFF0000). (The upper 64kB are reserved for m5ops.) 46710438Smajiuyue@ncic.ac.cn # 2) the bridge to pass through the IO APIC (two pages, already contained in 1), 46810438Smajiuyue@ncic.ac.cn # 3) everything in the IO address range up to the local APIC, and 46910438Smajiuyue@ncic.ac.cn # 4) then the entire PCI address space and beyond. 4708713Sandreas.hansson@arm.com x86_sys.bridge.ranges = \ 4718713Sandreas.hansson@arm.com [ 47210438Smajiuyue@ncic.ac.cn AddrRange(0xC0000000, 0xFFFF0000), 4738713Sandreas.hansson@arm.com AddrRange(IO_address_space_base, 4748713Sandreas.hansson@arm.com interrupts_address_space_base - 1), 4758713Sandreas.hansson@arm.com AddrRange(pci_config_address_space_base, 4768713Sandreas.hansson@arm.com Addr.max) 4778713Sandreas.hansson@arm.com ] 4788713Sandreas.hansson@arm.com 4798713Sandreas.hansson@arm.com # Create a bridge from the IO bus to the memory bus to allow access to 4808713Sandreas.hansson@arm.com # the local APIC (two pages) 4819164Sandreas.hansson@arm.com x86_sys.apicbridge = Bridge(delay='50ns') 4828839Sandreas.hansson@arm.com x86_sys.apicbridge.slave = x86_sys.iobus.master 4838839Sandreas.hansson@arm.com x86_sys.apicbridge.master = x86_sys.membus.slave 4848815Sgblack@eecs.umich.edu x86_sys.apicbridge.ranges = [AddrRange(interrupts_address_space_base, 4858815Sgblack@eecs.umich.edu interrupts_address_space_base + 4868858Sgblack@eecs.umich.edu numCPUs * APIC_range_size 4878858Sgblack@eecs.umich.edu - 1)] 4887905SBrad.Beckmann@amd.com 4897905SBrad.Beckmann@amd.com # connect the io bus 4907905SBrad.Beckmann@amd.com x86_sys.pc.attachIO(x86_sys.iobus) 4917905SBrad.Beckmann@amd.com 4928839Sandreas.hansson@arm.com x86_sys.system_port = x86_sys.membus.slave 4938706Sandreas.hansson@arm.com 4947905SBrad.Beckmann@amd.comdef connectX86RubySystem(x86_sys): 4957905SBrad.Beckmann@amd.com # North Bridge 49610720Sandreas.hansson@arm.com x86_sys.iobus = IOXBar() 4977905SBrad.Beckmann@amd.com 4988929Snilay@cs.wisc.edu # add the ide to the list of dma devices that later need to attach to 4998929Snilay@cs.wisc.edu # dma controllers 5008929Snilay@cs.wisc.edu x86_sys._dma_ports = [x86_sys.pc.south_bridge.ide.dma] 50110118Snilay@cs.wisc.edu x86_sys.pc.attachIO(x86_sys.iobus, x86_sys._dma_ports) 5027905SBrad.Beckmann@amd.com 5037905SBrad.Beckmann@amd.com 50410588Sgabeblack@google.comdef makeX86System(mem_mode, numCPUs=1, mdesc=None, self=None, Ruby=False): 5055613Sgblack@eecs.umich.edu if self == None: 5065613Sgblack@eecs.umich.edu self = X86System() 5075613Sgblack@eecs.umich.edu 5085133Sgblack@eecs.umich.edu if not mdesc: 5095133Sgblack@eecs.umich.edu # generic system 5105133Sgblack@eecs.umich.edu mdesc = SysConfig() 5115133Sgblack@eecs.umich.edu self.readfile = mdesc.script() 5125133Sgblack@eecs.umich.edu 5136802Sgblack@eecs.umich.edu self.mem_mode = mem_mode 5146802Sgblack@eecs.umich.edu 5155133Sgblack@eecs.umich.edu # Physical memory 51610041Snilay@cs.wisc.edu # On the PC platform, the memory region 0xC0000000-0xFFFFFFFF is reserved 51710041Snilay@cs.wisc.edu # for various devices. Hence, if the physical memory size is greater than 51810041Snilay@cs.wisc.edu # 3GB, we need to split it into two parts. 51910041Snilay@cs.wisc.edu excess_mem_size = \ 52010041Snilay@cs.wisc.edu convert.toMemorySize(mdesc.mem()) - convert.toMemorySize('3GB') 52110041Snilay@cs.wisc.edu if excess_mem_size <= 0: 52210041Snilay@cs.wisc.edu self.mem_ranges = [AddrRange(mdesc.mem())] 52310041Snilay@cs.wisc.edu else: 52410046Snilay@cs.wisc.edu warn("Physical memory size specified is %s which is greater than " \ 52510046Snilay@cs.wisc.edu "3GB. Twice the number of memory controllers would be " \ 52610046Snilay@cs.wisc.edu "created." % (mdesc.mem())) 52710046Snilay@cs.wisc.edu 52810041Snilay@cs.wisc.edu self.mem_ranges = [AddrRange('3GB'), 52910041Snilay@cs.wisc.edu AddrRange(Addr('4GB'), size = excess_mem_size)] 5305613Sgblack@eecs.umich.edu 5315613Sgblack@eecs.umich.edu # Platform 5325638Sgblack@eecs.umich.edu self.pc = Pc() 5337905SBrad.Beckmann@amd.com 5347905SBrad.Beckmann@amd.com # Create and connect the busses required by each memory system 5357905SBrad.Beckmann@amd.com if Ruby: 5367905SBrad.Beckmann@amd.com connectX86RubySystem(self) 5377905SBrad.Beckmann@amd.com else: 5388858Sgblack@eecs.umich.edu connectX86ClassicSystem(self, numCPUs) 5395613Sgblack@eecs.umich.edu 5405613Sgblack@eecs.umich.edu self.intrctrl = IntrControl() 5415613Sgblack@eecs.umich.edu 5425841Sgblack@eecs.umich.edu # Disks 5435841Sgblack@eecs.umich.edu disk0 = CowIdeDisk(driveID='master') 5445841Sgblack@eecs.umich.edu disk2 = CowIdeDisk(driveID='master') 5455841Sgblack@eecs.umich.edu disk0.childImage(mdesc.disk()) 5465841Sgblack@eecs.umich.edu disk2.childImage(disk('linux-bigswap2.img')) 5475841Sgblack@eecs.umich.edu self.pc.south_bridge.ide.disks = [disk0, disk2] 5485841Sgblack@eecs.umich.edu 5495615Sgblack@eecs.umich.edu # Add in a Bios information structure. 5505615Sgblack@eecs.umich.edu structures = [X86SMBiosBiosInformation()] 5515615Sgblack@eecs.umich.edu self.smbios_table.structures = structures 5525615Sgblack@eecs.umich.edu 5535641Sgblack@eecs.umich.edu # Set up the Intel MP table 5548323Ssteve.reinhardt@amd.com base_entries = [] 5558323Ssteve.reinhardt@amd.com ext_entries = [] 5566135Sgblack@eecs.umich.edu for i in xrange(numCPUs): 5576135Sgblack@eecs.umich.edu bp = X86IntelMPProcessor( 5586135Sgblack@eecs.umich.edu local_apic_id = i, 5596135Sgblack@eecs.umich.edu local_apic_version = 0x14, 5606135Sgblack@eecs.umich.edu enable = True, 5616135Sgblack@eecs.umich.edu bootstrap = (i == 0)) 5628323Ssteve.reinhardt@amd.com base_entries.append(bp) 5635644Sgblack@eecs.umich.edu io_apic = X86IntelMPIOAPIC( 5646135Sgblack@eecs.umich.edu id = numCPUs, 5655644Sgblack@eecs.umich.edu version = 0x11, 5665644Sgblack@eecs.umich.edu enable = True, 5675644Sgblack@eecs.umich.edu address = 0xfec00000) 5686135Sgblack@eecs.umich.edu self.pc.south_bridge.io_apic.apic_id = io_apic.id 5698323Ssteve.reinhardt@amd.com base_entries.append(io_apic) 57010437Smajiuyue@ncic.ac.cn # In gem5 Pc::calcPciConfigAddr(), it required "assert(bus==0)", 57110437Smajiuyue@ncic.ac.cn # but linux kernel cannot config PCI device if it was not connected to PCI bus, 57210437Smajiuyue@ncic.ac.cn # so we fix PCI bus id to 0, and ISA bus id to 1. 57311481Sbaz21@cam.ac.uk pci_bus = X86IntelMPBus(bus_id = 0, bus_type='PCI ') 57410437Smajiuyue@ncic.ac.cn base_entries.append(pci_bus) 57511481Sbaz21@cam.ac.uk isa_bus = X86IntelMPBus(bus_id = 1, bus_type='ISA ') 5768323Ssteve.reinhardt@amd.com base_entries.append(isa_bus) 57710437Smajiuyue@ncic.ac.cn connect_busses = X86IntelMPBusHierarchy(bus_id=1, 57810437Smajiuyue@ncic.ac.cn subtractive_decode=True, parent_bus=0) 5798323Ssteve.reinhardt@amd.com ext_entries.append(connect_busses) 5805843Sgblack@eecs.umich.edu pci_dev4_inta = X86IntelMPIOIntAssignment( 5815843Sgblack@eecs.umich.edu interrupt_type = 'INT', 5825843Sgblack@eecs.umich.edu polarity = 'ConformPolarity', 5835843Sgblack@eecs.umich.edu trigger = 'ConformTrigger', 58410437Smajiuyue@ncic.ac.cn source_bus_id = 0, 5855843Sgblack@eecs.umich.edu source_bus_irq = 0 + (4 << 2), 5866044Sgblack@eecs.umich.edu dest_io_apic_id = io_apic.id, 5875843Sgblack@eecs.umich.edu dest_io_apic_intin = 16) 5888323Ssteve.reinhardt@amd.com base_entries.append(pci_dev4_inta) 5896135Sgblack@eecs.umich.edu def assignISAInt(irq, apicPin): 5906135Sgblack@eecs.umich.edu assign_8259_to_apic = X86IntelMPIOIntAssignment( 5916135Sgblack@eecs.umich.edu interrupt_type = 'ExtInt', 5926135Sgblack@eecs.umich.edu polarity = 'ConformPolarity', 5936135Sgblack@eecs.umich.edu trigger = 'ConformTrigger', 59410437Smajiuyue@ncic.ac.cn source_bus_id = 1, 5956135Sgblack@eecs.umich.edu source_bus_irq = irq, 5966135Sgblack@eecs.umich.edu dest_io_apic_id = io_apic.id, 5976135Sgblack@eecs.umich.edu dest_io_apic_intin = 0) 5988323Ssteve.reinhardt@amd.com base_entries.append(assign_8259_to_apic) 5996135Sgblack@eecs.umich.edu assign_to_apic = X86IntelMPIOIntAssignment( 6006135Sgblack@eecs.umich.edu interrupt_type = 'INT', 6016135Sgblack@eecs.umich.edu polarity = 'ConformPolarity', 6026135Sgblack@eecs.umich.edu trigger = 'ConformTrigger', 60310437Smajiuyue@ncic.ac.cn source_bus_id = 1, 6046135Sgblack@eecs.umich.edu source_bus_irq = irq, 6056135Sgblack@eecs.umich.edu dest_io_apic_id = io_apic.id, 6066135Sgblack@eecs.umich.edu dest_io_apic_intin = apicPin) 6078323Ssteve.reinhardt@amd.com base_entries.append(assign_to_apic) 6086135Sgblack@eecs.umich.edu assignISAInt(0, 2) 6096135Sgblack@eecs.umich.edu assignISAInt(1, 1) 6106135Sgblack@eecs.umich.edu for i in range(3, 15): 6116135Sgblack@eecs.umich.edu assignISAInt(i, i) 6128323Ssteve.reinhardt@amd.com self.intel_mp_table.base_entries = base_entries 6138323Ssteve.reinhardt@amd.com self.intel_mp_table.ext_entries = ext_entries 6145641Sgblack@eecs.umich.edu 61510594Sgabeblack@google.comdef makeLinuxX86System(mem_mode, numCPUs=1, mdesc=None, Ruby=False, 61610594Sgabeblack@google.com cmdline=None): 6175613Sgblack@eecs.umich.edu self = LinuxX86System() 6185613Sgblack@eecs.umich.edu 6197905SBrad.Beckmann@amd.com # Build up the x86 system and then specialize it for Linux 6209826Sandreas.hansson@arm.com makeX86System(mem_mode, numCPUs, mdesc, self, Ruby) 6215613Sgblack@eecs.umich.edu 6225450Sgblack@eecs.umich.edu # We assume below that there's at least 1MB of memory. We'll require 2 6235450Sgblack@eecs.umich.edu # just to avoid corner cases. 6249826Sandreas.hansson@arm.com phys_mem_size = sum(map(lambda r: r.size(), self.mem_ranges)) 6259232Sandreas.hansson@arm.com assert(phys_mem_size >= 0x200000) 62610041Snilay@cs.wisc.edu assert(len(self.mem_ranges) <= 2) 6275450Sgblack@eecs.umich.edu 62810041Snilay@cs.wisc.edu entries = \ 6298323Ssteve.reinhardt@amd.com [ 6308323Ssteve.reinhardt@amd.com # Mark the first megabyte of memory as reserved 6319622Snilay@cs.wisc.edu X86E820Entry(addr = 0, size = '639kB', range_type = 1), 6329622Snilay@cs.wisc.edu X86E820Entry(addr = 0x9fc00, size = '385kB', range_type = 2), 63310041Snilay@cs.wisc.edu # Mark the rest of physical memory as available 6348323Ssteve.reinhardt@amd.com X86E820Entry(addr = 0x100000, 63510041Snilay@cs.wisc.edu size = '%dB' % (self.mem_ranges[0].size() - 0x100000), 6369898Sandreas@sandberg.pp.se range_type = 1), 6378323Ssteve.reinhardt@amd.com ] 6385450Sgblack@eecs.umich.edu 63910438Smajiuyue@ncic.ac.cn # Mark [mem_size, 3GB) as reserved if memory less than 3GB, which force 64010438Smajiuyue@ncic.ac.cn # IO devices to be mapped to [0xC0000000, 0xFFFF0000). Requests to this 64110438Smajiuyue@ncic.ac.cn # specific range can pass though bridge to iobus. 64210438Smajiuyue@ncic.ac.cn if len(self.mem_ranges) == 1: 64310438Smajiuyue@ncic.ac.cn entries.append(X86E820Entry(addr = self.mem_ranges[0].size(), 64410438Smajiuyue@ncic.ac.cn size='%dB' % (0xC0000000 - self.mem_ranges[0].size()), 64510438Smajiuyue@ncic.ac.cn range_type=2)) 64610438Smajiuyue@ncic.ac.cn 64710438Smajiuyue@ncic.ac.cn # Reserve the last 16kB of the 32-bit address space for the m5op interface 64810438Smajiuyue@ncic.ac.cn entries.append(X86E820Entry(addr=0xFFFF0000, size='64kB', range_type=2)) 64910438Smajiuyue@ncic.ac.cn 65010041Snilay@cs.wisc.edu # In case the physical memory is greater than 3GB, we split it into two 65110041Snilay@cs.wisc.edu # parts and add a separate e820 entry for the second part. This entry 65210041Snilay@cs.wisc.edu # starts at 0x100000000, which is the first address after the space 65310041Snilay@cs.wisc.edu # reserved for devices. 65410041Snilay@cs.wisc.edu if len(self.mem_ranges) == 2: 65510041Snilay@cs.wisc.edu entries.append(X86E820Entry(addr = 0x100000000, 65610041Snilay@cs.wisc.edu size = '%dB' % (self.mem_ranges[1].size()), range_type = 1)) 65710041Snilay@cs.wisc.edu 65810041Snilay@cs.wisc.edu self.e820_table.entries = entries 65910041Snilay@cs.wisc.edu 6605330Sgblack@eecs.umich.edu # Command line 66110594Sgabeblack@google.com if not cmdline: 66210594Sgabeblack@google.com cmdline = 'earlyprintk=ttyS0 console=ttyS0 lpj=7999923 root=/dev/hda1' 66310594Sgabeblack@google.com self.boot_osflags = fillInCmdline(mdesc, cmdline) 66410003Ssteve.reinhardt@amd.com self.kernel = binary('x86_64-vmlinux-2.6.22.9') 6655133Sgblack@eecs.umich.edu return self 6665133Sgblack@eecs.umich.edu 6673584Ssaidi@eecs.umich.edu 6688801Sgblack@eecs.umich.edudef makeDualRoot(full_system, testSystem, driveSystem, dumpfile): 6698801Sgblack@eecs.umich.edu self = Root(full_system = full_system) 6702995Ssaidi@eecs.umich.edu self.testsys = testSystem 6712995Ssaidi@eecs.umich.edu self.drivesys = driveSystem 6724981Ssaidi@eecs.umich.edu self.etherlink = EtherLink() 6734981Ssaidi@eecs.umich.edu 6748661SAli.Saidi@ARM.com if hasattr(testSystem, 'realview'): 6758661SAli.Saidi@ARM.com self.etherlink.int0 = Parent.testsys.realview.ethernet.interface 6768661SAli.Saidi@ARM.com self.etherlink.int1 = Parent.drivesys.realview.ethernet.interface 6778661SAli.Saidi@ARM.com elif hasattr(testSystem, 'tsunami'): 6788661SAli.Saidi@ARM.com self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface 6798661SAli.Saidi@ARM.com self.etherlink.int1 = Parent.drivesys.tsunami.ethernet.interface 6808661SAli.Saidi@ARM.com else: 6818661SAli.Saidi@ARM.com fatal("Don't know how to connect these system together") 6828661SAli.Saidi@ARM.com 6833025Ssaidi@eecs.umich.edu if dumpfile: 6843025Ssaidi@eecs.umich.edu self.etherdump = EtherDump(file=dumpfile) 6853025Ssaidi@eecs.umich.edu self.etherlink.dump = Parent.etherdump 6862934Sktlim@umich.edu 6872934Sktlim@umich.edu return self 68811291Sgabor.dozsa@arm.com 68911291Sgabor.dozsa@arm.com 69011291Sgabor.dozsa@arm.comdef makeDistRoot(testSystem, 69111291Sgabor.dozsa@arm.com rank, 69211291Sgabor.dozsa@arm.com size, 69311291Sgabor.dozsa@arm.com server_name, 69411291Sgabor.dozsa@arm.com server_port, 69511291Sgabor.dozsa@arm.com sync_repeat, 69611291Sgabor.dozsa@arm.com sync_start, 69711291Sgabor.dozsa@arm.com linkspeed, 69811291Sgabor.dozsa@arm.com linkdelay, 69911291Sgabor.dozsa@arm.com dumpfile): 70011291Sgabor.dozsa@arm.com self = Root(full_system = True) 70111291Sgabor.dozsa@arm.com self.testsys = testSystem 70211291Sgabor.dozsa@arm.com 70311291Sgabor.dozsa@arm.com self.etherlink = DistEtherLink(speed = linkspeed, 70411291Sgabor.dozsa@arm.com delay = linkdelay, 70511291Sgabor.dozsa@arm.com dist_rank = rank, 70611291Sgabor.dozsa@arm.com dist_size = size, 70711291Sgabor.dozsa@arm.com server_name = server_name, 70811291Sgabor.dozsa@arm.com server_port = server_port, 70911291Sgabor.dozsa@arm.com sync_start = sync_start, 71011291Sgabor.dozsa@arm.com sync_repeat = sync_repeat) 71111291Sgabor.dozsa@arm.com 71211291Sgabor.dozsa@arm.com if hasattr(testSystem, 'realview'): 71311291Sgabor.dozsa@arm.com self.etherlink.int0 = Parent.testsys.realview.ethernet.interface 71411291Sgabor.dozsa@arm.com elif hasattr(testSystem, 'tsunami'): 71511291Sgabor.dozsa@arm.com self.etherlink.int0 = Parent.testsys.tsunami.ethernet.interface 71611291Sgabor.dozsa@arm.com else: 71711291Sgabor.dozsa@arm.com fatal("Don't know how to connect DistEtherLink to this system") 71811291Sgabor.dozsa@arm.com 71911291Sgabor.dozsa@arm.com if dumpfile: 72011291Sgabor.dozsa@arm.com self.etherdump = EtherDump(file=dumpfile) 72111291Sgabor.dozsa@arm.com self.etherlink.dump = Parent.etherdump 72211291Sgabor.dozsa@arm.com 72311291Sgabor.dozsa@arm.com return self 724