1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/*
* Copyright 2019 Google Inc.
*
* 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: Gabe Black
*/
component CortexA76x1
{
composition
{
core : ARMCortexA76x1CT();
// Bridges for the core.
ambaBridge : PVBus2AMBAPV();
// Adapters for CPU-to-GIC signals
CNTHPIRQ : SGSignal2AMBAPVSignal();
CNTHVIRQ : SGSignal2AMBAPVSignal();
CNTPNSIRQ : SGSignal2AMBAPVSignal();
CNTPSIRQ : SGSignal2AMBAPVSignal();
CNTVIRQ : SGSignal2AMBAPVSignal();
COMMIRQ : SGSignal2AMBAPVSignal();
CTIDBGIRQ : SGSignal2AMBAPVSignal();
PMUIRQ : SGSignal2AMBAPVSignal();
VCPUMNTIRQ : SGSignal2AMBAPVSignal();
// Clocks.
clock1Hz : MasterClock();
clockDiv : ClockDivider();
clockDivPeriph : ClockDivider(mul=0x01800000);
}
connection
{
// The main interface with memory.
core.pvbus_m0 => ambaBridge.pvbus_s;
ambaBridge.amba_pv_m => self.amba;
// Connection to the GIC.
self.redistributor =>core.gicv3_redistributor_s[0];
// Connections from CPU to adapters
core.CNTHPIRQ[0] => CNTHPIRQ.sg_signal_s;
CNTHPIRQ.amba_pv_signal_m => self.cnthpirq;
core.CNTHVIRQ[0] => CNTHVIRQ.sg_signal_s;
CNTHVIRQ.amba_pv_signal_m => self.cnthvirq;
core.CNTPNSIRQ[0] => CNTPNSIRQ.sg_signal_s;
CNTPNSIRQ.amba_pv_signal_m => self.cntpnsirq;
core.CNTPSIRQ[0] => CNTPSIRQ.sg_signal_s;
CNTPSIRQ.amba_pv_signal_m => self.cntpsirq;
core.CNTVIRQ[0] => CNTVIRQ.sg_signal_s;
CNTVIRQ.amba_pv_signal_m => self.cntvirq;
core.commirq[0] => COMMIRQ.sg_signal_s;
COMMIRQ.amba_pv_signal_m => self.commirq;
core.ctidbgirq[0] => CTIDBGIRQ.sg_signal_s;
CTIDBGIRQ.amba_pv_signal_m => self.ctidbgirq;
core.pmuirq[0] => PMUIRQ.sg_signal_s;
PMUIRQ.amba_pv_signal_m => self.pmuirq;
core.vcpumntirq[0] => VCPUMNTIRQ.sg_signal_s;
VCPUMNTIRQ.amba_pv_signal_m => self.vcpumntirq;
// Clocks.
clock1Hz.clk_out => clockDiv.clk_in;
clock1Hz.clk_out => clockDivPeriph.clk_in;
clockDiv.clk_out => core.core_clk_in[0];
clockDivPeriph.clk_out => core.clk_in;
}
properties
{
component_type = "System";
}
master port<AMBAPV> amba;
slave port<ExportedClockRateControl> clock_rate_s
{
behavior set_mul_div(uint64_t mul, uint64_t div)
{
clockDiv.rate.set64(mul, div);
}
}
slave port<GICv3Comms> redistributor;
// External ports for CPU-to-GIC signals
master port<AMBAPVSignal> cnthpirq;
master port<AMBAPVSignal> cnthvirq;
master port<AMBAPVSignal> cntpsirq;
master port<AMBAPVSignal> cntvirq;
master port<AMBAPVSignal> commirq;
master port<AMBAPVSignal> ctidbgirq;
master port<AMBAPVSignal> pmuirq;
master port<AMBAPVSignal> vcpumntirq;
master port<AMBAPVSignal> cntpnsirq;
}
|
