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Diffstat (limited to 'src/dev/arm/Gic.py')
| -rw-r--r-- | src/dev/arm/Gic.py | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/src/dev/arm/Gic.py b/src/dev/arm/Gic.py new file mode 100644 index 000000000..0461758ed --- /dev/null +++ b/src/dev/arm/Gic.py @@ -0,0 +1,61 @@ +# Copyright (c) 2012 ARM Limited +# All rights reserved. +# +# The license below extends only to copyright in the software and shall +# not be construed as granting a license to any other intellectual +# property including but not limited to intellectual property relating +# to a hardware implementation of the functionality of the software +# licensed hereunder. You may use the software subject to the license +# terms below provided that you ensure that this notice is replicated +# unmodified and in its entirety in all distributions of the software, +# modified or unmodified, in source code or in binary form. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer; +# redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution; +# neither the name of the copyright holders nor the names of its +# contributors may be used to endorse or promote products derived from +# this software without specific prior written permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# +# Authors: Andreas Sandberg + +from m5.params import * +from m5.proxy import * + +from Device import PioDevice +from Platform import Platform + +class BaseGic(PioDevice): + type = 'BaseGic' + abstract = True + cxx_header = "dev/arm/base_gic.hh" + + platform = Param.Platform(Parent.any, "Platform this device is part of.") + +class Pl390(BaseGic): + type = 'Pl390' + cxx_header = "dev/arm/gic_pl390.hh" + + dist_addr = Param.Addr(0x1f001000, "Address for distributor") + cpu_addr = Param.Addr(0x1f000100, "Address for cpu") + dist_pio_delay = Param.Latency('10ns', "Delay for PIO r/w to distributor") + cpu_pio_delay = Param.Latency('10ns', "Delay for PIO r/w to cpu interface") + int_latency = Param.Latency('10ns', "Delay for interrupt to get to CPU") + it_lines = Param.UInt32(128, "Number of interrupt lines supported (max = 1020)") + |