gem5  v20.1.0.0
Public Member Functions | Protected Member Functions | Protected Attributes | List of all members
X86ISA::I8254::X86Intel8254Timer Class Reference

#include <i8254.hh>

Inheritance diagram for X86ISA::I8254::X86Intel8254Timer:
Intel8254Timer EventManager

Public Member Functions

 X86Intel8254Timer (const std::string &name, I8254 *_parent)
- Public Member Functions inherited from Intel8254Timer
virtual ~Intel8254Timer ()
 Intel8254Timer (EventManager *em, const std::string &name, Counter *counter0, Counter *counter1, Counter *counter2)
 Intel8254Timer (EventManager *em, const std::string &name)
void writeControl (const CtrlReg data)
 Write control word. More...
uint8_t readCounter (unsigned int num)
void writeCounter (unsigned int num, const uint8_t data)
bool outputHigh (unsigned int num)
void serialize (const std::string &base, CheckpointOut &cp) const
 Serialize this object to the given output stream. More...
void unserialize (const std::string &base, CheckpointIn &cp)
 Reconstruct the state of this object from a checkpoint. More...
void startup ()
 Start ticking. More...
- Public Member Functions inherited from EventManager
EventQueueeventQueue () const
void schedule (Event &event, Tick when)
void deschedule (Event &event)
void reschedule (Event &event, Tick when, bool always=false)
void schedule (Event *event, Tick when)
void deschedule (Event *event)
void reschedule (Event *event, Tick when, bool always=false)
void wakeupEventQueue (Tick when=(Tick) -1)
 This function is not needed by the usual gem5 event loop but may be necessary in derived EventQueues which host gem5 on other schedulers. More...
void setCurTick (Tick newVal)
 EventManager (EventManager &em)
 Event manger manages events in the event queue. More...
 EventManager (EventManager *em)
 EventManager (EventQueue *eq)

Protected Member Functions

void counterInterrupt (unsigned int num)
- Protected Member Functions inherited from Intel8254Timer
 BitUnion8 (CtrlReg) Bitfield< 7
 EndBitUnion (CtrlReg) enum SelectVal
const std::string & name () const

Protected Attributes

- Protected Attributes inherited from Intel8254Timer
Bitfield< 5, 4 > rw
Bitfield< 3, 1 > mode
Bitfield< 0 > bcd
std::string _name
Countercounter [3]
 PIT has three seperate counters. More...
- Protected Attributes inherited from EventManager
 A pointer to this object's event queue. More...

Additional Inherited Members

- Protected Types inherited from Intel8254Timer
enum  ReadWriteVal { LatchCommand, LsbOnly, MsbOnly, TwoPhase }
enum  ModeVal {
  InitTc, OneShot, RateGen, SquareWave,
  SoftwareStrobe, HardwareStrobe

Detailed Description

Definition at line 44 of file i8254.hh.

Constructor & Destructor Documentation

◆ X86Intel8254Timer()

X86ISA::I8254::X86Intel8254Timer::X86Intel8254Timer ( const std::string &  name,
I8254 _parent 

Definition at line 56 of file i8254.hh.

Member Function Documentation

◆ counterInterrupt()

void X86ISA::I8254::X86Intel8254Timer::counterInterrupt ( unsigned int  num)

Reimplemented from Intel8254Timer.

Definition at line 50 of file i8254.hh.

References X86ISA::I8254::counterInterrupt(), and parent.

Member Data Documentation

◆ parent

I8254* X86ISA::I8254::X86Intel8254Timer::parent

Definition at line 47 of file i8254.hh.

Referenced by counterInterrupt().

The documentation for this class was generated from the following file:

Generated on Wed Sep 30 2020 14:03:15 for gem5 by doxygen 1.8.17