src/python/m5/objects/System.py

   1 from m5.SimObject import SimObject
   2 from m5.params import *
   3 from m5.proxy import *
   4 from m5 import build_env
   5 from PhysicalMemory import *
   6
   7 class MemoryMode(Enum): vals = ['invalid', 'atomic', 'timing']
   8
   9 class System(SimObject):
  10     type = 'System'
  11     physmem = Param.PhysicalMemory(Parent.any, "phsyical memory")
  12     mem_mode = Param.MemoryMode('atomic', "The mode the memory system is in")
  13     if build_env['FULL_SYSTEM']:
  14         boot_cpu_frequency = Param.Frequency(Self.cpu[0].clock.frequency,
  15                                              "boot processor frequency")
  16         init_param = Param.UInt64(0, "numerical value to pass into simulator")
  17         boot_osflags = Param.String("a", "boot flags to pass to the kernel")
  18         kernel = Param.String("", "file that contains the kernel code")
  19         readfile = Param.String("", "file to read startup script from")
  20         symbolfile = Param.String("", "file to get the symbols from")
  21
  22 class AlphaSystem(System):
  23     type = 'AlphaSystem'
  24     console = Param.String("file that contains the console code")
  25     pal = Param.String("file that contains palcode")
  26     system_type = Param.UInt64("Type of system we are emulating")
  27     system_rev = Param.UInt64("Revision of system we are emulating")
  28
  29 class SparcSystem(System):
  30     type = 'SparcSystem'
  31     _rom_base = 0xfff0000000
  32     _nvram_base = 0x1f11000000
  33     _hypervisor_desc_base = 0x1f12080000
  34     _partition_desc_base = 0x1f12000000
  35     # ROM for OBP/Reset/Hypervisor
  36     rom = Param.PhysicalMemory(PhysicalMemory(range = AddrRange(_rom_base, size = '8MB')),
  37             "Memory to hold the ROM data")
  38     # nvram
  39     nvram = Param.PhysicalMemory(
  40             PhysicalMemory(range = AddrRange(_nvram_base, size = '8kB')),
  41             "Memory to hold the nvram data")
  42     # hypervisor description
  43     hypervisor_desc = Param.PhysicalMemory(
  44             PhysicalMemory(range = AddrRange(_hypervisor_desc_base, size = '8kB')),
  45             "Memory to hold the hypervisor description")
  46     # partition description
  47     partition_desc = Param.PhysicalMemory(
  48             PhysicalMemory(range = AddrRange(_partition_desc_base, size = '8kB')),
  49             "Memory to hold the partition description")
  50
  51     reset_addr = Param.Addr(_rom_base, "Address to load ROM at")
  52     hypervisor_addr = Param.Addr(Addr('64kB') + _rom_base,
  53                                  "Address to load hypervisor at")
  54     openboot_addr = Param.Addr(Addr('512kB') + _rom_base,
  55                                "Address to load openboot at")
  56     nvram_addr = Param.Addr(_nvram_base, "Address to put the nvram")
  57     hypervisor_desc_addr = Param.Addr(_hypervisor_desc_base,
  58             "Address for the hypervisor description")
  59     partition_desc_addr = Param.Addr(_partition_desc_base,
  60             "Address for the partition description")
  61
  62     reset_bin = Param.String("file that contains the reset code")
  63     hypervisor_bin = Param.String("file that contains the hypervisor code")
  64     openboot_bin = Param.String("file that contains the openboot code")
  65     nvram_bin = Param.String("file that contains the contents of nvram")
  66     hypervisor_desc_bin = Param.String("file that contains the hypervisor description")
  67     partition_desc_bin = Param.String("file that contains the partition description")
  68