OpenRAM/compiler/tests/19_pmulti_bank_test.py

#!/usr/bin/env python3
# See LICENSE for licensing information.
#
#Copyright (c) 2019 Regents of the University of California and The Board
#of Regents for the Oklahoma Agricultural and Mechanical College
#(acting for and on behalf of Oklahoma State University)
#All rights reserved.
#
"""
Run a regression test on various srams
"""

import unittest
from testutils import header,openram_test
import sys,os
sys.path.append(os.path.join(sys.path[0],".."))
import globals
from globals import OPTS
from sram_factory import factory
import debug

@unittest.skip("SKIPPING 19_pmulti_bank_test")
class multi_bank_test(openram_test):

    def runTest(self):
        globals.init_openram("config_{0}".format(OPTS.tech_name))
        from sram_config import sram_config
        OPTS.bitcell = "pbitcell"

        # testing layout of bank using pbitcell with 1 RW port (a 6T-cell equivalent)
        OPTS.num_rw_ports = 1
        OPTS.num_w_ports = 0
        OPTS.num_r_ports = 0
        c = sram_config(word_size=4,
                        num_words=16)
        c.num_banks=2

        c.words_per_row=1
        factory.reset()
        c.recompute_sizes()
        debug.info(1, "No column mux")
        a = factory.create("bank", sram_config=c)
        self.local_check(a)

        c.num_words=32
        c.words_per_row=2
        factory.reset()
        c.recompute_sizes()
        debug.info(1, "Two way column mux")
        a = factory.create("bank", sram_config=c)
        self.local_check(a)

        c.num_words=64
        c.words_per_row=4
        factory.reset()
        c.recompute_sizes()
        debug.info(1, "Four way column mux")
        a = factory.create("bank", sram_config=c)
        self.local_check(a)

        c.word_size=2
        c.num_words=128
        c.words_per_row=8
        factory.reset()
        c.recompute_sizes()
        debug.info(1, "Eight way column mux")
        a = factory.create("bank", sram_config=c)
        self.local_check(a)
        
        globals.end_openram()
        
# run the test from the command line
if __name__ == "__main__":
    (OPTS, args) = globals.parse_args()
    del sys.argv[1:]
    header(__file__, OPTS.tech_name)
    unittest.main()