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removed html report requirement for sram_char.py

This commit is contained in:
Bugra Onal 2023-01-31 13:08:13 -08:00
parent 8de3be8529
commit 5695cd69c6
2 changed files with 13 additions and 43 deletions
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49
compiler/characterizer/fake_sram.py
View File

@ -1,6 +1,7 @@
from openram import sram_config
from math import ceil
import re
from openram import OPTS
class fake_sram(sram_config):
@ -29,7 +30,7 @@ class fake_sram(sram_config):
A first W port (with no RW ports) will be: clk0, csb0, addr0, data0
"""
total_ports = self.num_rw_ports + self.num_w_ports + self.num_r_ports
total_ports = OPTS.num_rw_ports + OPTS.num_w_ports + OPTS.num_r_ports
# These are the read/write port indices.
self.readwrite_ports = []
@ -46,53 +47,25 @@ class fake_sram(sram_config):
# The order is always fixed as RW, W, R
port_number = 0
for port in range(self.num_rw_ports):
for port in range(OPTS.num_rw_ports):
self.readwrite_ports.append(port_number)
self.write_ports.append(port_number)
self.read_ports.append(port_number)
port_number += 1
for port in range(self.num_w_ports):
for port in range(OPTS.num_w_ports):
self.write_ports.append(port_number)
self.writeonly_ports.append(port_number)
port_number += 1
for port in range(self.num_r_ports):
for port in range(OPTS.num_r_ports):
self.read_ports.append(port_number)
self.readonly_ports.append(port_number)
port_number += 1
def parse_html(self, filename):
"""
Parse the HTML file generated from previous SRAM generation
and populate the members
"""
with open(filename, 'r') as html:
for line in html:
if 'Ports and Configuration' in line:
configRE = re.compile(r'<tr><td>(\w*)</td><td>(\w*)</td></tr>')
values = configRE.finditer(line)
for val in values:
if val.group(1) == 'WORD_SIZE':
self.word_size = int(val.group(2))
elif val.group(1) == 'NUM_WORDS':
self.num_words = int(val.group(2))
elif val.group(1) == 'NUM_BANKS':
self.num_banks = int(val.group(2))
elif val.group(1) == 'NUM_RW_PORTS':
self.num_rw_ports = int(val.group(2))
elif val.group(1) == 'NUM_R_PORTS':
self.num_r_ports = int(val.group(2))
elif val.group(1) == 'NUM_W_PORTS':
self.num_w_ports = int(val.group(2))
elif val.group(1) == 'Area (&microm<sup>2</sup>)':
self.height = int(val.group(2) ** 0.5)
self.width = int(val.group(2) ** 0.5)
self.compute_sizes()
def generate_pins(self):
self.pins = ['vdd', 'gnd']
self.pins.extend(['clk{}'.format(port) for port in range(
self.num_rw_ports + self.num_r_ports + self.num_w_ports)])
for port in range(self.num_rw_ports):
OPTS.num_rw_ports + OPTS.num_r_ports + OPTS.num_w_ports)])
for port in range(OPTS.num_rw_ports):
self.pins.extend(['din{0}[{1}]'.format(port, bit)
for bit in range(self.word_size)])
self.pins.extend(['dout{0}[{1}]'.format(port, bit)
@ -105,8 +78,8 @@ class fake_sram(sram_config):
self.pins.extend(['csb{}'.format(port), 'web{}'.format(port)])
start_port = self.num_rw_ports
for port in range(start_port, start_port + self.num_r_ports):
start_port = OPTS.num_rw_ports
for port in range(start_port, start_port + OPTS.num_r_ports):
self.pins.extend(['dout{0}[{1}]'.format(port, bit)
for bit in range(self.word_size)])
self.pins.extend(['addr{0}[{1}]'.format(port, bit)
@ -114,8 +87,8 @@ class fake_sram(sram_config):
self.pins.extend(['csb{}'.format(port)])
start_port += self.num_r_ports
for port in range(start_port, start_port + self.num_w_ports):
start_port += OPTS.num_r_ports
for port in range(start_port, start_port + OPTS.num_w_ports):
self.pins.extend(['din{0}[{1}]'.format(port, bit)
for bit in range(self.word_size)])
self.pins.extend(['addr{0}[{1}]'.format(port, bit)

7
compiler/sram_char.py
View File

@ -34,10 +34,10 @@ except:
(OPTS, args) = openram.parse_args()
# Override the usage
USAGE = "Usage: {} [options] <config file> <spice netlist> <html report>\nUse -h for help.\n".format(__file__)
USAGE = "Usage: {} [options] <config file> <spice netlist>\nUse -h for help.\n".format(__file__)
# Check that we are left with a single configuration file as argument.
if len(args) != 3:
if len(args) != 2:
print(USAGE)
sys.exit(2)
@ -63,10 +63,7 @@ s = fake_sram(name=OPTS.output_name,
num_spare_cols=OPTS.num_spare_cols)
debug.check(os.path.exists(args[1]), "Spice netlist file {} not found.".format(args[1]))
debug.check(os.path.exists(args[2]), "HTML report file {} not found.".format(args[2]))
sp_file = args[1]
html_file = args[2]
s.parse_html(html_file)
s.generate_pins()
s.setup_multiport_constants()