1 # Copyright (c) 2012-2013 ARM Limited
4 # The license below extends only to copyright in the software and shall
5 # not be construed as granting a license to any other intellectual
6 # property including but not limited to intellectual property relating
7 # to a hardware implementation of the functionality of the software
8 # licensed hereunder. You may use the software subject to the license
9 # terms below provided that you ensure that this notice is replicated
10 # unmodified and in its entirety in all distributions of the software,
11 # modified or unmodified, in source code or in binary form.
13 # Redistribution and use in source and binary forms, with or without
14 # modification, are permitted provided that the following conditions are
15 # met: redistributions of source code must retain the above copyright
16 # notice, this list of conditions and the following disclaimer;
17 # redistributions in binary form must reproduce the above copyright
18 # notice, this list of conditions and the following disclaimer in the
19 # documentation and/or other materials provided with the distribution;
20 # neither the name of the copyright holders nor the names of its
21 # contributors may be used to endorse or promote products derived from
22 # this software without specific prior written permission.
24 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
28 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
29 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36 # Authors: Andreas Sandberg
38 from m5
.params
import *
39 from m5
.proxy
import *
40 from m5
.SimObject
import SimObject
42 from Device
import PioDevice
43 from Platform
import Platform
45 class BaseGic(PioDevice
):
48 cxx_header
= "dev/arm/base_gic.hh"
50 platform
= Param
.Platform(Parent
.any
, "Platform this device is part of.")
54 cxx_header
= "dev/arm/gic_pl390.hh"
56 dist_addr
= Param
.Addr(0x1f001000, "Address for distributor")
57 cpu_addr
= Param
.Addr(0x1f000100, "Address for cpu")
58 dist_pio_delay
= Param
.Latency('10ns', "Delay for PIO r/w to distributor")
59 cpu_pio_delay
= Param
.Latency('10ns', "Delay for PIO r/w to cpu interface")
60 int_latency
= Param
.Latency('10ns', "Delay for interrupt to get to CPU")
61 it_lines
= Param
.UInt32(128, "Number of interrupt lines supported (max = 1020)")
63 class Gicv2mFrame(SimObject
):
65 cxx_header
= "dev/arm/gic_v2m.hh"
66 spi_base
= Param
.UInt32(0x0, "Frame SPI base number");
67 spi_len
= Param
.UInt32(0x0, "Frame SPI total number");
68 addr
= Param
.Addr("Address for frame PIO")
70 class Gicv2m(PioDevice
):
72 cxx_header
= "dev/arm/gic_v2m.hh"
74 pio_delay
= Param
.Latency('10ns', "Delay for PIO r/w")
75 gic
= Param
.BaseGic(Parent
.any
, "Gic on which to trigger interrupts")
76 frames
= VectorParam
.Gicv2mFrame([], "Power of two number of frames")