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72 lines
1.6 KiB
Python
72 lines
1.6 KiB
Python
from cmsisdsp.cg.static.scheduler import *
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### Define new types of Nodes
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class Node(GenericNode):
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def __init__(self,name,theType,inLength,outLength):
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GenericNode.__init__(self,name)
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self.addInput("i",theType,inLength)
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self.addOutput("o",theType,outLength)
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class Sink(GenericSink):
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def __init__(self,name,theType,inLength):
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GenericSink.__init__(self,name)
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self.addInput("i",theType,inLength)
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@property
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def typeName(self):
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return "Sink"
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class Source(GenericSource):
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def __init__(self,name,theType,inLength):
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GenericSource.__init__(self,name)
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self.addOutput("o",theType,inLength)
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@property
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def typeName(self):
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return "Source"
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class ProcessingNode(Node):
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@property
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def typeName(self):
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return "ProcessingNode"
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### Define nodes
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floatType=CType(F32)
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src=Source("source",floatType,5)
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b=ProcessingNode("filter",floatType,7,5)
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b.addLiteralArg(4,"Test")
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b.addVariableArg("someVariable")
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sink=Sink("sink",floatType,5)
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g = Graph()
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g.connect(src.o,b.i)
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g.connect(b.o,sink.i)
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print("Generate graphviz and code")
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conf=Configuration()
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conf.debugLimit=1
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conf.cOptionalArgs="int someVariable"
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#conf.displayFIFOSizes=True
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# Prefix for global FIFO buffers
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#conf.prefix="sched1"
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#conf.dumpSchedule = True
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sched = g.computeSchedule(config=conf)
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#print(sched.schedule)
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print("Schedule length = %d" % sched.scheduleLength)
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print("Memory usage %d bytes" % sched.memory)
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#
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#conf.codeArray=True
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sched.ccode("generated",conf)
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with open("test.dot","w") as f:
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sched.graphviz(f)
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