Dummy device that prints a warning when it is accessed. More...

#include <isa_device.hh>

Inheritance diagram for gem5::ArmISA::DummyISADevice:

Public Member Functions
	DummyISADevice ()

	~DummyISADevice ()

void	setMiscReg (int misc_reg, RegVal val) override
	Write to a system register belonging to this device.

RegVal	readMiscReg (int misc_reg) override
	Read a system register belonging to this device.

Public Member Functions inherited from gem5::ArmISA::BaseISADevice
	BaseISADevice ()

virtual	~BaseISADevice ()

virtual void	setISA (ISA *isa)

virtual void	setThreadContext (ThreadContext *tc)

virtual void	setMiscReg (int misc_reg, RegVal val)=0
	Write to a system register belonging to this device.

virtual RegVal	readMiscReg (int misc_reg)=0
	Read a system register belonging to this device.

Additional Inherited Members
Protected Attributes inherited from gem5::ArmISA::BaseISADevice
ISA *	isa

Detailed Description

Dummy device that prints a warning when it is accessed.

This device can be used as a placeholder when a real device model is not present. For example, the ISA code uses it to avoid having to check for a PMU in the register access code.

Definition at line 97 of file isa_device.hh.

Constructor & Destructor Documentation

◆ DummyISADevice()

gem5::ArmISA::DummyISADevice::DummyISADevice ( )

inline

Definition at line 100 of file isa_device.hh.

◆ ~DummyISADevice()

gem5::ArmISA::DummyISADevice::~DummyISADevice ( )

inline

Definition at line 102 of file isa_device.hh.

Member Function Documentation

◆ readMiscReg()

RegVal gem5::ArmISA::DummyISADevice::readMiscReg ( int misc_reg )

overridevirtual

Read a system register belonging to this device.

Parameters

misc_reg Register number (see regs/misc.hh)

Returns: Register value.

Implements gem5::ArmISA::BaseISADevice.

Definition at line 71 of file isa_device.cc.

References gem5::ArmISA::miscRegName, and warn.

◆ setMiscReg()

void gem5::ArmISA::DummyISADevice::setMiscReg	(	int	misc_reg,
		RegVal	val
	)

overridevirtual

Write to a system register belonging to this device.

Parameters

misc_reg	Register number (see regs/misc.hh)
val	Value to store

Implements gem5::ArmISA::BaseISADevice.

Definition at line 63 of file isa_device.cc.

References gem5::ArmISA::miscRegName, gem5::X86ISA::val, and warn.

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

arch/arm/isa_device.hh
arch/arm/isa_device.cc

Public Member Functions