src/python/m5/objects/Ethernet.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 Device import DmaDevice
   6 from Pci import PciDevice, PciConfigData
   7
   8 class EtherInt(SimObject):
   9     type = 'EtherInt'
  10     abstract = True
  11     peer = Param.EtherInt(NULL, "peer interface")
  12
  13 class EtherLink(SimObject):
  14     type = 'EtherLink'
  15     int1 = Param.EtherInt("interface 1")
  16     int2 = Param.EtherInt("interface 2")
  17     delay = Param.Latency('0us', "packet transmit delay")
  18     delay_var = Param.Latency('0ns', "packet transmit delay variability")
  19     speed = Param.NetworkBandwidth('1Gbps', "link speed")
  20     dump = Param.EtherDump(NULL, "dump object")
  21
  22 class EtherBus(SimObject):
  23     type = 'EtherBus'
  24     loopback = Param.Bool(True, "send packet back to the sending interface")
  25     dump = Param.EtherDump(NULL, "dump object")
  26     speed = Param.NetworkBandwidth('100Mbps', "bus speed in bits per second")
  27
  28 class EtherTap(EtherInt):
  29     type = 'EtherTap'
  30     bufsz = Param.Int(10000, "tap buffer size")
  31     dump = Param.EtherDump(NULL, "dump object")
  32     port = Param.UInt16(3500, "tap port")
  33
  34 class EtherDump(SimObject):
  35     type = 'EtherDump'
  36     file = Param.String("dump file")
  37     maxlen = Param.Int(96, "max portion of packet data to dump")
  38
  39 if build_env['ALPHA_TLASER']:
  40
  41     class EtherDev(DmaDevice):
  42         type = 'EtherDev'
  43         hardware_address = Param.EthernetAddr(NextEthernetAddr,
  44             "Ethernet Hardware Address")
  45
  46         dma_data_free = Param.Bool(False, "DMA of Data is free")
  47         dma_desc_free = Param.Bool(False, "DMA of Descriptors is free")
  48         dma_read_delay = Param.Latency('0us', "fixed delay for dma reads")
  49         dma_read_factor = Param.Latency('0us', "multiplier for dma reads")
  50         dma_write_delay = Param.Latency('0us', "fixed delay for dma writes")
  51         dma_write_factor = Param.Latency('0us', "multiplier for dma writes")
  52         dma_no_allocate = Param.Bool(True, "Should we allocate cache on read")
  53
  54         rx_filter = Param.Bool(True, "Enable Receive Filter")
  55         rx_delay = Param.Latency('1us', "Receive Delay")
  56         tx_delay = Param.Latency('1us', "Transmit Delay")
  57
  58         intr_delay = Param.Latency('0us', "Interrupt Delay")
  59         payload_bus = Param.Bus(NULL, "The IO Bus to attach to for payload")
  60         physmem = Param.PhysicalMemory(Parent.any, "Physical Memory")
  61         tlaser = Param.Turbolaser(Parent.any, "Turbolaser")
  62
  63     class EtherDevInt(EtherInt):
  64         type = 'EtherDevInt'
  65         device = Param.EtherDev("Ethernet device of this interface")
  66
  67
  68 class IGbE(PciDevice):
  69     type = 'IGbE'
  70     hardware_address = Param.String("Ethernet Hardware Address")
  71     use_flow_control = Param.Bool(False, "Should we use xon/xoff flow contorl (UNIMPLMENTD)")
  72     rx_fifo_size = Param.MemorySize('384kB', "Size of the rx FIFO")
  73     tx_fifo_size = Param.MemorySize('384kB', "Size of the tx FIFO")
  74     rx_desc_cache_size = Param.Int(64, "Number of enteries in the rx descriptor cache")
  75     tx_desc_cache_size = Param.Int(64, "Number of enteries in the rx descriptor cache")
  76     clock = Param.Clock('500MHz', "Clock speed of the device")
  77
  78
  79 class IGbEPciData(PciConfigData):
  80     VendorID = 0x8086
  81     DeviceID = 0x1075
  82     SubsystemID = 0x1008
  83     SubsystemVendorID = 0x8086
  84     Status = 0x0000
  85     SubClassCode = 0x00
  86     ClassCode = 0x02
  87     ProgIF = 0x00
  88     BAR0 = 0x00000000
  89     BAR1 = 0x00000000
  90     BAR2 = 0x00000000
  91     BAR3 = 0x00000000
  92     BAR4 = 0x00000000
  93     BAR5 = 0x00000000
  94     MaximumLatency = 0x00
  95     MinimumGrant = 0xff
  96     InterruptLine = 0x1e
  97     InterruptPin = 0x01
  98     BAR0Size = '128kB'
  99
 100 class IGbEInt(EtherInt):
 101     type = 'IGbEInt'
 102     device = Param.IGbE("Ethernet device of this interface")
 103
 104
 105
 106 class EtherDevBase(PciDevice):
 107     hardware_address = Param.EthernetAddr(NextEthernetAddr,
 108         "Ethernet Hardware Address")
 109
 110     clock = Param.Clock('0ns', "State machine processor frequency")
 111
 112     dma_read_delay = Param.Latency('0us', "fixed delay for dma reads")
 113     dma_read_factor = Param.Latency('0us', "multiplier for dma reads")
 114     dma_write_delay = Param.Latency('0us', "fixed delay for dma writes")
 115     dma_write_factor = Param.Latency('0us', "multiplier for dma writes")
 116
 117     rx_delay = Param.Latency('1us', "Receive Delay")
 118     tx_delay = Param.Latency('1us', "Transmit Delay")
 119     rx_fifo_size = Param.MemorySize('512kB', "max size of rx fifo")
 120     tx_fifo_size = Param.MemorySize('512kB', "max size of tx fifo")
 121
 122     rx_filter = Param.Bool(True, "Enable Receive Filter")
 123     intr_delay = Param.Latency('10us', "Interrupt propagation delay")
 124     rx_thread = Param.Bool(False, "dedicated kernel thread for transmit")
 125     tx_thread = Param.Bool(False, "dedicated kernel threads for receive")
 126     rss = Param.Bool(False, "Receive Side Scaling")
 127
 128 class NSGigEPciData(PciConfigData):
 129     VendorID = 0x100B
 130     DeviceID = 0x0022
 131     Status = 0x0290
 132     SubClassCode = 0x00
 133     ClassCode = 0x02
 134     ProgIF = 0x00
 135     BAR0 = 0x00000001
 136     BAR1 = 0x00000000
 137     BAR2 = 0x00000000
 138     BAR3 = 0x00000000
 139     BAR4 = 0x00000000
 140     BAR5 = 0x00000000
 141     MaximumLatency = 0x34
 142     MinimumGrant = 0xb0
 143     InterruptLine = 0x1e
 144     InterruptPin = 0x01
 145     BAR0Size = '256B'
 146     BAR1Size = '4kB'
 147
 148 class NSGigE(EtherDevBase):
 149     type = 'NSGigE'
 150
 151     dma_data_free = Param.Bool(False, "DMA of Data is free")
 152     dma_desc_free = Param.Bool(False, "DMA of Descriptors is free")
 153     dma_no_allocate = Param.Bool(True, "Should we allocate cache on read")
 154
 155     configdata = NSGigEPciData()
 156
 157
 158 class NSGigEInt(EtherInt):
 159     type = 'NSGigEInt'
 160     device = Param.NSGigE("Ethernet device of this interface")
 161
 162 class SinicPciData(PciConfigData):
 163     VendorID = 0x1291
 164     DeviceID = 0x1293
 165     Status = 0x0290
 166     SubClassCode = 0x00
 167     ClassCode = 0x02
 168     ProgIF = 0x00
 169     BAR0 = 0x00000000
 170     BAR1 = 0x00000000
 171     BAR2 = 0x00000000
 172     BAR3 = 0x00000000
 173     BAR4 = 0x00000000
 174     BAR5 = 0x00000000
 175     MaximumLatency = 0x34
 176     MinimumGrant = 0xb0
 177     InterruptLine = 0x1e
 178     InterruptPin = 0x01
 179     BAR0Size = '64kB'
 180
 181 class Sinic(EtherDevBase):
 182     type = 'Sinic'
 183
 184     rx_max_copy = Param.MemorySize('1514B', "rx max copy")
 185     tx_max_copy = Param.MemorySize('16kB', "tx max copy")
 186     rx_max_intr = Param.UInt32(10, "max rx packets per interrupt")
 187     rx_fifo_threshold = Param.MemorySize('384kB', "rx fifo high threshold")
 188     rx_fifo_low_mark = Param.MemorySize('128kB', "rx fifo low threshold")
 189     tx_fifo_high_mark = Param.MemorySize('384kB', "tx fifo high threshold")
 190     tx_fifo_threshold = Param.MemorySize('128kB', "tx fifo low threshold")
 191     virtual_count = Param.UInt32(1, "Virtualized SINIC")
 192     zero_copy = Param.Bool(False, "Zero copy receive")
 193     delay_copy = Param.Bool(False, "Delayed copy transmit")
 194     virtual_addr = Param.Bool(False, "Virtual addressing")
 195
 196     configdata = SinicPciData()
 197
 198 class SinicInt(EtherInt):
 199     type = 'SinicInt'
 200     device = Param.Sinic("Ethernet device of this interface")