1 # Copyright (c) 2008 The Regents of The University of Michigan
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29 from m5
.params
import *
30 from m5
.proxy
import *
31 from Device
import BasicPioDevice
32 from X86IntPin
import X86IntSourcePin
, X86IntSinkPin
34 class X86I8259CascadeMode(Enum
):
35 map = {'I8259Master' : 0,
40 class I8259(BasicPioDevice
):
42 cxx_class
='X86ISA::I8259'
43 cxx_header
= "dev/x86/i8259.hh"
44 output
= Param
.X86IntSourcePin(X86IntSourcePin(),
45 'The pin this I8259 drives')
46 mode
= Param
.X86I8259CascadeMode('How this I8259 is cascaded')
47 slave
= Param
.I8259(NULL
, 'Slave I8259, if any')
50 return X86IntSinkPin(device
=self
, number
=line
)