SoCRocket: AHBMemory

Files
file	ahbmem.cpp

file	ahbmem.h

Classes
class	AHBMem

Functions
	SR_HAS_MODULE (AHBMem)

	AHBMem::AHBMem (const ModuleName nm, uint16_t haddr_=0, uint16_t hmask_=0, AbstractionLayer ambaLayer=amba::amba_LT, uint32_t slave_id=0, bool cacheable=1, uint32_t wait_states=0, bool pow_mon=false)
	Constructor for the test bench memory class. More...

	AHBMem::~AHBMem ()
	Destructor. More...

void	AHBMem::init_generics ()
	Initialize generics. More...

void	AHBMem::dorst ()
	Reset callback. More...

uint32_t	AHBMem::exec_func (tlm::tlm_generic_payload &gp, sc_time &delay, bool debug=false)
	Encapsulated functionality. More...

sc_core::sc_time	AHBMem::get_clock ()
	Returns clock cycle time from child. More...

bool	AHBMem::get_direct_mem_ptr (tlm::tlm_generic_payload &trans, tlm::tlm_dmi &dmi_data)

void	AHBMem::writeByteDBG (const uint32_t addr, const uint8_t byte)
	Method to write a byte into the memory. More...

void	AHBMem::before_end_of_elaboration ()
	Creates the memory backend. More...

void	AHBMem::start_of_simulation ()
	Called by scheduler at start of simulation. More...

void	AHBMem::power_model ()
	Calculate power/energy values from normalized input data. More...

gs::cnf::callback_return_type	AHBMem::sta_power_cb (gs::gs_param_base &changed_param, gs::cnf::callback_type reason)
	Static power callback. More...

gs::cnf::callback_return_type	AHBMem::int_power_cb (gs::gs_param_base &changed_param, gs::cnf::callback_type reason)
	Dynamic/Internal power callback. More...

gs::cnf::callback_return_type	AHBMem::swi_power_cb (gs::gs_param_base &changed_param, gs::cnf::callback_type reason)
	Dynamic/Switching power callback. More...

void	AHBMem::end_of_simulation ()
	Generates execution statistic at end of simulation. More...

Detailed Description

Function Documentation

AHBMem::AHBMem	(	const ModuleName	nm,
		uint16_t	haddr_ = `0`,
		uint16_t	hmask_ = `0`,
		AbstractionLayer	ambaLayer = `amba::amba_LT`,
		uint32_t	slave_id = `0`,
		bool	cacheable = `1`,
		uint32_t	wait_states = `0`,
		bool	pow_mon = `false`
	)

Constructor for the test bench memory class.

Constructor.

Constructor

Parameters

haddr	AHB address of the AHB slave socket (12 bit)
hmask	AHB address mask (12 bit)
ambaLayer	Abstraction layer used (AT/LT)
infile	File name of a text file to initialize the memory from
addr	Start address for memory initilization

References AHBSlave<>::ahb, AHBDevice< BaseModule< DefaultBase > >::get_ahb_base_addr(), AHBDevice< BaseModule< DefaultBase > >::get_ahb_size(), AHBMem::get_direct_mem_ptr(), AHBMem::init_generics(), AHBMem::int_power, AHBMem::int_power_cb(), usi.cci.callback::pre_read, srInfo, AHBMem::sta_power, AHBMem::sta_power_cb(), AHBMem::swi_power, and AHBMem::swi_power_cb().

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void AHBMem::before_end_of_elaboration ( )

Creates the memory backend.

References AHBDevice< BaseModule< DefaultBase > >::get_ahb_bar_size(), and BaseMemory::set_storage().

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void AHBMem::dorst ( )

virtual

Reset callback.

Reimplemented from CLKDevice.

References BaseMemory::erase(), and AHBDevice< BaseModule< DefaultBase > >::get_ahb_size().

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void AHBMem::end_of_simulation ( )

Generates execution statistic at end of simulation.

References setup::name, AHBSlave<>::print_transport_statistics(), and v::report.

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uint32_t AHBMem::exec_func	(	tlm::tlm_generic_payload &	gp,
		sc_time &	delay,
		bool	debug = `false`
	)

virtual

Encapsulated functionality.

Implements AHBSlave<>.

References AHBSlave<>::ahb, Storage::allow_dmi_rw(), CLKDevice::clock_cycle, AHBMem::dyn_reads, AHBMem::dyn_writes, AHBDevice< BaseModule< DefaultBase > >::get_ahb_bar_relative_addr(), BaseMemory::m_storage, setup::name, BaseMemory::read_block(), srDebug, srError, srWarn, trans, and BaseMemory::write_block().

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sc_core::sc_time AHBMem::get_clock ( )

virtual

Returns clock cycle time from child.

Implements AHBSlave<>.

References CLKDevice::clock_cycle.

bool AHBMem::get_direct_mem_ptr	(	tlm::tlm_generic_payload &	trans,
		tlm::tlm_dmi &	dmi_data
	)

References Storage::allow_dmi_rw(), AHBDevice< BaseModule< DefaultBase > >::get_ahb_bar_size(), Storage::get_dmi_ptr(), v::info, BaseMemory::m_storage, setup::name, and v::uint32.

Referenced by AHBMem::AHBMem().

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void AHBMem::init_generics ( )

virtual

Initialize generics.

Reimplemented from BaseModule< DefaultBase >.

References sr_param_base::add_properties().

Referenced by AHBMem::AHBMem().

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gs::cnf::callback_return_type AHBMem::int_power_cb	(	gs::gs_param_base &	changed_param,
		gs::cnf::callback_type	reason
	)

Dynamic/Internal power callback.

References GC_RETURN_OK.

Referenced by AHBMem::AHBMem().

void AHBMem::power_model ( )

Calculate power/energy values from normalized input data.

References CLKDevice::clock_cycle, AHBMem::dyn_read_energy, AHBMem::dyn_read_energy_norm, AHBMem::dyn_write_energy, AHBMem::dyn_write_energy_norm, AHBDevice< BaseModule< DefaultBase > >::get_ahb_size(), AHBMem::int_power, AHBMem::int_power_norm, AHBMem::sta_power, and AHBMem::sta_power_norm.

Referenced by AHBMem::start_of_simulation().

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SR_HAS_MODULE ( AHBMem )

gs::cnf::callback_return_type AHBMem::sta_power_cb	(	gs::gs_param_base &	changed_param,
		gs::cnf::callback_type	reason
	)

Static power callback.

References GC_RETURN_OK.

Referenced by AHBMem::AHBMem().

void AHBMem::start_of_simulation ( )

Called by scheduler at start of simulation.

References AHBMem::power_model().

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gs::cnf::callback_return_type AHBMem::swi_power_cb	(	gs::gs_param_base &	changed_param,
		gs::cnf::callback_type	reason
	)

Dynamic/Switching power callback.

References AHBMem::dyn_read_energy, AHBMem::dyn_reads, AHBMem::dyn_write_energy, AHBMem::dyn_writes, GC_RETURN_OK, AHBMem::power_frame_starting_time, and AHBMem::swi_power.

Referenced by AHBMem::AHBMem().

void AHBMem::writeByteDBG	(	const uint32_t	addr,
		const uint8_t	byte
	)

Method to write a byte into the memory.

Parameters

addr	Write address
byte	Write data

References BaseMemory::write_dbg().

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AHBMem::~AHBMem ( )

Destructor.