forked from umd-memsys/DRAMSim2
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Transaction.h
113 lines (101 loc) · 2.97 KB
/
Transaction.h
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
/*********************************************************************************
* Copyright (c) 2010-2011, Elliott Cooper-Balis
* Paul Rosenfeld
* Bruce Jacob
* University of Maryland
* dramninjas [at] gmail [dot] com
* All rights reserved.
*
* 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.
*
* 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 HOLDER 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.
*********************************************************************************/
#ifndef TRANSACTION_H
#define TRANSACTION_H
//Transaction.h
//
//Header file for transaction object
#include "SystemConfiguration.h"
#include "BusPacket.h"
using std::ostream;
namespace DRAMSim
{
enum TransactionType
{
DATA_READ,
DATA_WRITE,
RETURN_DATA
};
class Transaction
{
Transaction();
public:
//fields
TransactionType transactionType;
uint64_t address;
void *data;
uint64_t timeAdded;
uint64_t timeReturned;
friend ostream &operator<<(ostream &os, const Transaction &t);
//functions
Transaction(TransactionType transType, uint64_t addr, void *data);
Transaction(const Transaction &t);
BusPacketType getBusPacketType()
{
switch (transactionType)
{
case DATA_READ:
if (rowBufferPolicy == ClosePage)
{
return READ_P;
}
else if (rowBufferPolicy == OpenPage)
{
return READ;
}
else
{
ERROR("Unknown row buffer policy");
abort();
}
break;
case DATA_WRITE:
if (rowBufferPolicy == ClosePage)
{
return WRITE_P;
}
else if (rowBufferPolicy == OpenPage)
{
return WRITE;
}
else
{
ERROR("Unknown row buffer policy");
abort();
}
break;
default:
ERROR("This transaction type doesn't have a corresponding bus packet type");
abort();
}
}
};
}
#endif