tsunami.hh (5834:b9e30a60dee4) tsunami.hh (8741:491297d019f3)
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Ali Saidi
29 */
30
31/**
32 * @file
33 * Declaration of top level class for the Tsunami chipset. This class just
34 * retains pointers to all its children so the children can communicate.
35 */
36
37#ifndef __DEV_TSUNAMI_HH__
38#define __DEV_TSUNAMI_HH__
39
40#include "dev/platform.hh"
41#include "params/Tsunami.hh"
42
43class IdeController;
44class TsunamiCChip;
45class TsunamiPChip;
46class TsunamiIO;
47class System;
48
49/**
50 * Top level class for Tsunami Chipset emulation.
51 * This structure just contains pointers to all the
52 * children so the children can commnicate to do the
53 * read work
54 */
55
56class Tsunami : public Platform
57{
58 public:
59 /** Max number of CPUs in a Tsunami */
60 static const int Max_CPUs = 64;
61
62 /** Pointer to the system */
63 System *system;
64
65 /** Pointer to the TsunamiIO device which has the RTC */
66 TsunamiIO *io;
67
68 /** Pointer to the Tsunami CChip.
69 * The chip contains some configuration information and
70 * all the interrupt mask and status registers
71 */
72 TsunamiCChip *cchip;
73
74 /** Pointer to the Tsunami PChip.
75 * The pchip is the interface to the PCI bus, in our case
76 * it does not have to do much.
77 */
78 TsunamiPChip *pchip;
79
80 int intr_sum_type[Tsunami::Max_CPUs];
81 int ipi_pending[Tsunami::Max_CPUs];
82
1/*
2 * Copyright (c) 2004-2005 The Regents of The University of Michigan
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors: Ali Saidi
29 */
30
31/**
32 * @file
33 * Declaration of top level class for the Tsunami chipset. This class just
34 * retains pointers to all its children so the children can communicate.
35 */
36
37#ifndef __DEV_TSUNAMI_HH__
38#define __DEV_TSUNAMI_HH__
39
40#include "dev/platform.hh"
41#include "params/Tsunami.hh"
42
43class IdeController;
44class TsunamiCChip;
45class TsunamiPChip;
46class TsunamiIO;
47class System;
48
49/**
50 * Top level class for Tsunami Chipset emulation.
51 * This structure just contains pointers to all the
52 * children so the children can commnicate to do the
53 * read work
54 */
55
56class Tsunami : public Platform
57{
58 public:
59 /** Max number of CPUs in a Tsunami */
60 static const int Max_CPUs = 64;
61
62 /** Pointer to the system */
63 System *system;
64
65 /** Pointer to the TsunamiIO device which has the RTC */
66 TsunamiIO *io;
67
68 /** Pointer to the Tsunami CChip.
69 * The chip contains some configuration information and
70 * all the interrupt mask and status registers
71 */
72 TsunamiCChip *cchip;
73
74 /** Pointer to the Tsunami PChip.
75 * The pchip is the interface to the PCI bus, in our case
76 * it does not have to do much.
77 */
78 TsunamiPChip *pchip;
79
80 int intr_sum_type[Tsunami::Max_CPUs];
81 int ipi_pending[Tsunami::Max_CPUs];
82
83 void init();
84
83 public:
84 typedef TsunamiParams Params;
85 Tsunami(const Params *p);
86
87 /**
85 public:
86 typedef TsunamiParams Params;
87 Tsunami(const Params *p);
88
89 /**
88 * Return the interrupting frequency to AlphaAccess
89 * @return frequency of RTC interrupts
90 */
91 virtual Tick intrFrequency();
92
93 /**
94 * Cause the cpu to post a serial interrupt to the CPU.
95 */
96 virtual void postConsoleInt();
97
98 /**
99 * Clear a posted CPU interrupt (id=55)
100 */
101 virtual void clearConsoleInt();
102
103 /**
104 * Cause the chipset to post a cpi interrupt to the CPU.
105 */
106 virtual void postPciInt(int line);
107
108 /**
109 * Clear a posted PCI->CPU interrupt
110 */
111 virtual void clearPciInt(int line);
112
113
114 virtual Addr pciToDma(Addr pciAddr) const;
115
116 /**
117 * Calculate the configuration address given a bus/dev/func.
118 */
119 virtual Addr calcPciConfigAddr(int bus, int dev, int func);
120
121 /**
122 * Calculate the address for an IO location on the PCI bus.
123 */
124 virtual Addr calcPciIOAddr(Addr addr);
125
126 /**
127 * Calculate the address for a memory location on the PCI bus.
128 */
129 virtual Addr calcPciMemAddr(Addr addr);
130
131 /**
132 * Serialize this object to the given output stream.
133 * @param os The stream to serialize to.
134 */
135 virtual void serialize(std::ostream &os);
136
137 /**
138 * Reconstruct the state of this object from a checkpoint.
139 * @param cp The checkpoint use.
140 * @param section The section name of this object
141 */
142 virtual void unserialize(Checkpoint *cp, const std::string &section);
143};
144
145#endif // __DEV_TSUNAMI_HH__
90 * Cause the cpu to post a serial interrupt to the CPU.
91 */
92 virtual void postConsoleInt();
93
94 /**
95 * Clear a posted CPU interrupt (id=55)
96 */
97 virtual void clearConsoleInt();
98
99 /**
100 * Cause the chipset to post a cpi interrupt to the CPU.
101 */
102 virtual void postPciInt(int line);
103
104 /**
105 * Clear a posted PCI->CPU interrupt
106 */
107 virtual void clearPciInt(int line);
108
109
110 virtual Addr pciToDma(Addr pciAddr) const;
111
112 /**
113 * Calculate the configuration address given a bus/dev/func.
114 */
115 virtual Addr calcPciConfigAddr(int bus, int dev, int func);
116
117 /**
118 * Calculate the address for an IO location on the PCI bus.
119 */
120 virtual Addr calcPciIOAddr(Addr addr);
121
122 /**
123 * Calculate the address for a memory location on the PCI bus.
124 */
125 virtual Addr calcPciMemAddr(Addr addr);
126
127 /**
128 * Serialize this object to the given output stream.
129 * @param os The stream to serialize to.
130 */
131 virtual void serialize(std::ostream &os);
132
133 /**
134 * Reconstruct the state of this object from a checkpoint.
135 * @param cp The checkpoint use.
136 * @param section The section name of this object
137 */
138 virtual void unserialize(Checkpoint *cp, const std::string &section);
139};
140
141#endif // __DEV_TSUNAMI_HH__