32 lines
1.1 KiB
Text
32 lines
1.1 KiB
Text
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from FunctionalMemory import FunctionalMemory
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# This device exists only because there are some devices that I don't
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# want to have a Platform parameter because it would cause a cycle in
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# the C++ that cannot be easily solved.
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#
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# The real solution to this problem is to pass the ParamXXX structure
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# to the constructor, but with the express condition that SimObject
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# parameter values are not to be available at construction time. If
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# some further configuration must be done, it must be done during the
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# initialization phase at which point all SimObject pointers will be
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# valid.
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simobj FooPioDevice(FunctionalMemory):
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abstract = True
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type = 'PioDevice'
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addr = Param.Addr("Device Address")
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mmu = Param.MemoryController(Super, "Memory Controller")
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io_bus = Param.Bus(NULL, "The IO Bus to attach to")
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pio_latency = Param.Tick(1, "Programmed IO latency in bus cycles")
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simobj FooDmaDevice(FooPioDevice):
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abstract = True
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type = 'DmaDevice'
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simobj PioDevice(FooPioDevice):
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abstract = True
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platform = Param.Platform(Super, "Platform")
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simobj DmaDevice(PioDevice):
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abstract = True
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