예제 #1
0
def long_write_with_hard_back_preassure_test(dut):
    """
    Description:
        Perform a long write to the hard drive and simulate difficult
        stall condition
    Test ID: 7
    Expected Result:
        -Address should be seen on the fake hard drive side
        -Data should be read out of the hard drive
        -Length of data in should be equal to the length of data read
    """
    dut.test_id = 7
    sata = SataController(dut, CLK_PERIOD)
    yield(sata.reset())
    yield(sata.wait_for_idle())

    length = 9000
    address = 0x00

    dut.write_count = length
    dut.write_enable = 1
    dut.u2h_write_enable = 1
    yield(sata.wait_clocks(1000))
    #dut.u2h_write_count = length
    #dut.h2u_read_enable = 1
    dut.sector_address = address
    #What does this do?
    dut.sector_count = 0
    #dut.write_data_en = 1
    yield(sata.write_to_hard_drive(length, address))
    yield(sata.wait_clocks(2500))
    dut.hold = 1
    yield(sata.wait_clocks(1))
    dut.hold = 0
    yield(sata.wait_clocks(394))
    dut.hold = 1
    yield(sata.wait_clocks(9))
    dut.hold = 0
    yield(sata.wait_clocks(400))
    dut.hold = 1
    yield(sata.wait_clocks(20))
    dut.hold = 0
    yield(sata.wait_clocks(400))
    dut.hold = 1
    yield(sata.wait_clocks(1))
    dut.hold = 0

    yield(sata.wait_for_idle())

    dut.write_enable = 0
    dut.write_count = 0
    yield(sata.wait_clocks(100))
    #dut.h2u_read_enable = 0
    dut.log.info("Wrote %d piece of data to SATA" % length)
예제 #2
0
def long_write_with_hard_back_preassure_test(dut):
    """
    Description:
        Perform a long write to the hard drive and simulate difficult
        stall condition
    Test ID: 7
    Expected Result:
        -Address should be seen on the fake hard drive side
        -Data should be read out of the hard drive
        -Length of data in should be equal to the length of data read
    """
    dut.test_id = 7
    sata = SataController(dut, CLK_PERIOD)
    yield (sata.reset())
    yield (sata.wait_for_idle())

    length = 9000
    address = 0x00

    dut.write_count = length
    dut.write_enable = 1
    dut.u2h_write_enable = 1
    yield (sata.wait_clocks(1000))
    #dut.u2h_write_count = length
    #dut.h2u_read_enable = 1
    dut.sector_address = address
    #What does this do?
    dut.sector_count = 0
    #dut.write_data_en = 1
    yield (sata.write_to_hard_drive(length, address))
    yield (sata.wait_clocks(2500))
    dut.hold = 1
    yield (sata.wait_clocks(1))
    dut.hold = 0
    yield (sata.wait_clocks(394))
    dut.hold = 1
    yield (sata.wait_clocks(9))
    dut.hold = 0
    yield (sata.wait_clocks(400))
    dut.hold = 1
    yield (sata.wait_clocks(20))
    dut.hold = 0
    yield (sata.wait_clocks(400))
    dut.hold = 1
    yield (sata.wait_clocks(1))
    dut.hold = 0

    yield (sata.wait_for_idle())

    dut.write_enable = 0
    dut.write_count = 0
    yield (sata.wait_clocks(100))
    #dut.h2u_read_enable = 0
    dut.log.info("Wrote %d piece of data to SATA" % length)
예제 #3
0
def long_write_with_easy_back_preassure_test(dut):
    """
    Description:
        Perform a long write to the hard drive and simulate a stall condition
    Test ID: 5
    Expected Result:
        -Address should be seen on the fake hard drive side
        -Data should be read out of the hard drive side
        -Length of data read should be the same as the length of data written
    """
    dut.test_id = 5
    sata = SataController(dut, CLK_PERIOD)
    yield(sata.reset())
    yield(sata.wait_for_idle())

    length = 400
    address = 0x00
    dut.u2h_write_enable = 1
    yield(sata.wait_clocks(800))

    #dut.write_count = length
    #dut.write_enable = 1
    #dut.u2h_write_enable = 1
    #dut.u2h_write_count = length
    ##dut.h2u_read_enable = 1
    #dut.sector_address = address
    ##What does this do?
    yield(sata.write_to_hard_drive(length, address))

    dut.sector_count = 0
    dut.write_data_en = 1
    yield(sata.wait_clocks(1))
    dut.write_data_en = 0
    yield(sata.wait_clocks(200))
    dut.hold = 1
    yield(sata.wait_clocks(200))
    dut.hold = 0
    yield(sata.wait_clocks(200))
    dut.hold = 1
    yield(sata.wait_clocks(300))
    dut.hold = 0
    yield(sata.wait_for_idle())

    dut.write_enable = 0
    dut.write_count = 0
    yield(sata.wait_clocks(2000))
    #dut.h2u_read_enable = 0
    dut.log.info("Wrote %d piece of data to SATA" % length)
예제 #4
0
def long_write_with_easy_back_preassure_test(dut):
    """
    Description:
        Perform a long write to the hard drive and simulate a stall condition
    Test ID: 5
    Expected Result:
        -Address should be seen on the fake hard drive side
        -Data should be read out of the hard drive side
        -Length of data read should be the same as the length of data written
    """
    dut.test_id = 5
    sata = SataController(dut, CLK_PERIOD)
    yield (sata.reset())
    yield (sata.wait_for_idle())

    length = 400
    address = 0x00
    dut.u2h_write_enable = 1
    yield (sata.wait_clocks(800))

    #dut.write_count = length
    #dut.write_enable = 1
    #dut.u2h_write_enable = 1
    #dut.u2h_write_count = length
    ##dut.h2u_read_enable = 1
    #dut.sector_address = address
    ##What does this do?
    yield (sata.write_to_hard_drive(length, address))

    dut.sector_count = 0
    dut.write_data_en = 1
    yield (sata.wait_clocks(1))
    dut.write_data_en = 0
    yield (sata.wait_clocks(200))
    dut.hold = 1
    yield (sata.wait_clocks(200))
    dut.hold = 0
    yield (sata.wait_clocks(200))
    dut.hold = 1
    yield (sata.wait_clocks(300))
    dut.hold = 0
    yield (sata.wait_for_idle())

    dut.write_enable = 0
    dut.write_count = 0
    yield (sata.wait_clocks(2000))
    #dut.h2u_read_enable = 0
    dut.log.info("Wrote %d piece of data to SATA" % length)
예제 #5
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def short_write_test(dut):
    """
    Description:
        Perform a single write to the SATA stack

    Test ID: 1

    Expected Results:
        Data and Addressed should be read from the
        fake hard drive
    """
    dut.test_id = 1
    sata = SataController(dut, CLK_PERIOD)
    yield(sata.reset())

    yield(sata.wait_for_idle())
    yield(sata.write_to_hard_drive(10, 0x00))
    yield(sata.wait_clocks(100))

    dut.log.info("Wrote 1 piece of data to SATA")
예제 #6
0
def short_write_test(dut):
    """
    Description:
        Perform a single write to the SATA stack

    Test ID: 1

    Expected Results:
        Data and Addressed should be read from the
        fake hard drive
    """
    dut.test_id = 1
    sata = SataController(dut, CLK_PERIOD)
    yield (sata.reset())

    yield (sata.wait_for_idle())
    yield (sata.write_to_hard_drive(10, 0x00))
    yield (sata.wait_clocks(100))

    dut.log.info("Wrote 1 piece of data to SATA")
예제 #7
0
def long_write_test(dut):
    """
    Description:
        Perform a long write to the hard drive
    Test ID: 3
    Expected Result:
        -Address should be seen on the fake hard drive side
        -Data should be read out of the hard drive side
        -Number of data should be the same as the write amount
    """
    dut.test_id = 3
    data_count = 2048
    sata = SataController(dut, CLK_PERIOD)
    yield(sata.reset())

    yield(sata.wait_for_idle())
    yield(sata.wait_clocks(100))

    yield(sata.write_to_hard_drive(data_count, 0x00))
    dut.u2h_write_enable = 1
    yield(sata.wait_clocks(10000))

    dut.log.info("Wrote %d piece of data to SATA" % data_count)
예제 #8
0
def long_write_test(dut):
    """
    Description:
        Perform a long write to the hard drive
    Test ID: 3
    Expected Result:
        -Address should be seen on the fake hard drive side
        -Data should be read out of the hard drive side
        -Number of data should be the same as the write amount
    """
    dut.test_id = 3
    data_count = 2048
    sata = SataController(dut, CLK_PERIOD)
    yield (sata.reset())

    yield (sata.wait_for_idle())
    yield (sata.wait_clocks(100))

    yield (sata.write_to_hard_drive(data_count, 0x00))
    dut.u2h_write_enable = 1
    yield (sata.wait_clocks(10000))

    dut.log.info("Wrote %d piece of data to SATA" % data_count)