from Device import DmaDevice
from Pci import PciDevice

simobj EtherInt(SimObject):
    abstract = True
    peer = Param.EtherInt(NULL, "peer interface")

simobj EtherLink(SimObject):
    int1 = Param.EtherInt("interface 1")
    int2 = Param.EtherInt("interface 2")
    delay = Param.Tick(0, "transmit delay of packets in us")
    speed = Param.Tick(100000000, "link speed in bits per second")
    dump = Param.EtherDump(NULL, "dump object")

simobj EtherBus(SimObject):
    loopback = Param.Bool(true,
        "send packet back to the interface from which it came")
    dump = Param.EtherDump(NULL, "dump object")
    speed = Param.UInt64(100000000, "bus speed in bits per second")

simobj EtherTap(EtherInt):
    bufsz = Param.Int(10000, "tap buffer size")
    dump = Param.EtherDump(NULL, "dump object")
    port = Param.UInt16(3500, "tap port")

simobj EtherDump(SimObject):
    file = Param.String("dump file")

simobj EtherDev(DmaDevice):
    hardware_address = Param.EthernetAddr(NextEthernetAddr,
        "Ethernet Hardware Address")

    dma_data_free = Param.Bool(false, "DMA of Data is free")
    dma_desc_free = Param.Bool(false, "DMA of Descriptors is free")
    dma_read_delay = Param.Tick(0, "fixed delay for dma reads")
    dma_read_factor = Param.Tick(0, "multiplier for dma reads")
    dma_write_delay = Param.Tick(0, "fixed delay for dma writes")
    dma_write_factor = Param.Tick(0, "multiplier for dma writes")

    rx_filter = Param.Bool(true, "Enable Receive Filter")
    rx_delay = Param.Tick(1000, "Receive Delay")
    tx_delay = Param.Tick(1000, "Transmit Delay")

    intr_delay = Param.Tick(0, "Interrupt Delay in microseconds")
    payload_bus = Param.Bus(NULL, "The IO Bus to attach to for payload")
    physmem = Param.PhysicalMemory(Super, "Physical Memory")
    tlaser = Param.Turbolaser(Super, "Turbolaser")

simobj NSGigE(PciDevice):
    hardware_address = Param.EthernetAddr(NextEthernetAddr,
        "Ethernet Hardware Address")

    dma_data_free = Param.Bool(false, "DMA of Data is free")
    dma_desc_free = Param.Bool(false, "DMA of Descriptors is free")
    dma_read_delay = Param.Tick(0, "fixed delay for dma reads")
    dma_read_factor = Param.Tick(0, "multiplier for dma reads")
    dma_write_delay = Param.Tick(0, "fixed delay for dma writes")
    dma_write_factor = Param.Tick(0, "multiplier for dma writes")

    rx_filter = Param.Bool(true, "Enable Receive Filter")
    rx_delay = Param.Tick(1000, "Receive Delay")
    tx_delay = Param.Tick(1000, "Transmit Delay")

    rx_fifo_size = Param.Int(131072, "max size in bytes of rxFifo")
    tx_fifo_size = Param.Int(131072, "max size in bytes of txFifo")

    intr_delay = Param.Tick(0, "Interrupt Delay in microseconds")
    payload_bus = Param.Bus(NULL, "The IO Bus to attach to for payload")
    physmem = Param.PhysicalMemory(Super, "Physical Memory")

simobj EtherDevInt(EtherInt):
    device = Param.EtherDev("Ethernet device of this interface")

simobj NSGigEInt(EtherInt):
    device = Param.NSGigE("Ethernet device of this interface")