def __init__(self, parameters=None):
""" Set the defaults for a 16KB memory in 4 bytes lines without multiplexers """
# Set default parameters (ARM7TDMI 0.13um)
if not parameters:
parameters = dict()
parameters["size"] = 16384 # Bytes
parameters["line_width"] = 4 # Bytes
parameters["word_size"] = 32 # Bits
# Set probe names
probes = [ 'num_reads', 'num_writes' ] # NUmbers of reads and writes
# Specify the model type
self.kind = 'memory'
# Init model (model.PULL mode)
model.__init__(self, model.PULL, probes, parameters)
# Standard energy and power values
self.renergy = 23.21
self.wenergy = 27.34
# Default coefficients
# best fit: XXXPow = c[0] * words + c[1] * bits + c[2] * mux + c[3] * area + c[4]"
self.c_read = [ -1.09167887e-05 , 6.05436716e-01 , 2.04028667e-02 , 2.76256799e-06 , 3.49943207e+00]
self.c_write = [ -1.79541119e-05 , 7.16287132e-01 , 3.25601331e-02 , 3.91476756e-06 , 3.94571979e+00]
self.c_leakage = [ 2.92556486e-02 , 1.05218644e+01 , 2.02997888e+00 , 1.86243641e-03 , 1.27200413e+03]
self.update_parameters()
def __init__(self, parameters=None):
""" Set the defaults for the arm7tdmi """
# Set default parameters (ARM7TDMI 0.13um)
if not parameters:
parameters = dict()
parameters["idlePower"] = 0.01 # mW/MHz
parameters["activePower"] = 0.03 # mW/MHz
parameters["frequency"] = 250 # MHz
# Set probe names
probes = ["active_time", "idle_time"]
# Init model
model.__init__(self, model.PULL, probes, parameters)
self.kind = "processor"
def __init__(self, parameters=None):
""" Set the defaults for the arm7tdmi """
# Set default parameters (ARM7TDMI 0.13um)
if not parameters:
parameters = dict()
parameters["read_energy"] = 0.1318707 # pJ
parameters["write_energy"] = 0.1546865 # pJ
parameters["clock_frequency"] = 500 # MHz
# Set probe names
probes = [ 'num_reads', 'num_writes' ] # NUmbers of reads and writes
# Specify the model type
self.kind = 'memory'
# Init model (model.PULL mode)
model.__init__(self, model.PULL, probes, parameters)
def __init__(self, parameters=None):
""" Set the defaults for the arm7tdmi """
# Set default parameters (ARM7TDMI 0.13um)
if not parameters:
parameters = dict()
parameters["size"] = 16384 # Bytes
parameters["block_size"] = 32 # Block size in bytes
parameters["associativity"] = 2 # Power of two
parameters["subbanks"] = 1.0 # Power of two
parameters["technology"] = 0.07 # In micron (e.g. 0.07)
parameters["read_ports"] = 0 # Number
parameters["write_ports"] = 0 # Number
parameters["rw_ports"] = 1 # Number
parameters["param_cache"] = True # Bool
# Set probe names
probes = [ 'readHitNum', 'writeHitNum', 'readMissNum', 'writeMissNum' ] # NUmbers of reads and writes
# Default values for the default parameters (J)
self.rhitenergy = 1.5260595272768383e-10
self.whitenergy = 1.2664516868313481e-10
self.rmissenergy = 3.2881930812357897e-10
self.wmissenergy = 1.5498319357070943e-10
self.leakage = 0.01638873861267354 # <=== W!
# Specify the model type
self.kind = 'cache'
# Load parameter cache
#if parameters["param_cache"]:
self.load_cache()
# Init model (model.PULL mode)
model.__init__(self, model.PULL, probes, parameters)
if parameters is not None: self.update_parameters()
