mc146818.hh (5392:c3a45fac35f8) mc146818.hh (5606:6da7a58b0bc8)
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;

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32
33#ifndef __DEV_MC146818_HH__
34#define __DEV_MC146818_HH__
35
36#include "base/range.hh"
37#include "sim/eventq.hh"
38
39/** Real-Time Clock (MC146818) */
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;

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32
33#ifndef __DEV_MC146818_HH__
34#define __DEV_MC146818_HH__
35
36#include "base/range.hh"
37#include "sim/eventq.hh"
38
39/** Real-Time Clock (MC146818) */
40class MC146818
40class MC146818 : public EventManager
41{
42 protected:
43 virtual void handleEvent()
44 {
45 warn("No RTC event handler defined.\n");
46 }
47
48 private:

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91
92 /** RTC status register A */
93 uint8_t stat_regA;
94
95 /** RTC status register B */
96 uint8_t stat_regB;
97
98 public:
41{
42 protected:
43 virtual void handleEvent()
44 {
45 warn("No RTC event handler defined.\n");
46 }
47
48 private:

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91
92 /** RTC status register A */
93 uint8_t stat_regA;
94
95 /** RTC status register B */
96 uint8_t stat_regB;
97
98 public:
99 virtual ~MC146818()
100 {}
101
102 MC146818(const std::string &name, const struct tm time,
99 MC146818(EventManager *em, const std::string &name, const struct tm time,
103 bool bcd, Tick frequency);
100 bool bcd, Tick frequency);
101 virtual ~MC146818();
104
105 /** RTC write data */
106 void writeData(const uint8_t addr, const uint8_t data);
107
108 /** RTC read data */
109 uint8_t readData(const uint8_t addr);
110
111 /**

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103 /** RTC write data */
104 void writeData(const uint8_t addr, const uint8_t data);
105
106 /** RTC read data */
107 uint8_t readData(const uint8_t addr);
108
109 /**

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