29d9a23dd32ac195f506c6906ce3f93d7d441cb4
1 # Copyright (c) 2008 The Regents of The University of Michigan
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29 from m5
.SimObject
import SimObject
30 from m5
.params
import *
31 from m5
.proxy
import *
32 from Pci
import PciDevice
34 class CopyEngine(PciDevice
):
38 Revision
= 0xA2 # CM2 stepping (newest listed)
51 ChanCnt
= Param
.UInt8(4, "Number of DMA channels that exist on device")
52 XferCap
= Param
.MemorySize('4kB', "Number of bits of transfer size that are supported")
55 clock
= Param
.Clock('500MHz', "Clock speed of the device")
56 latBeforeBegin
= Param
.Latency('20ns', "Latency after a DMA command is seen before it's proccessed")
57 latAfterCompletion
= Param
.Latency('20ns', "Latency after a DMA command is complete before it's reported as such")