# This file is licensed under the BSD 2 Clause License.
# (c) Peter McGoron 2022
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
# 
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

from litex import RemoteClient
from time import sleep
from litescope import LiteScopeAnalyzerDriver

wb = RemoteClient()
wb.open()

def run_test(a1, a2, out):
	wb.regs.multiplier_arm.write(0)
	wb.regs.multiplier_const_in.write(a1)
	wb.regs.multiplier_inval.write(a2)

	analyzer = LiteScopeAnalyzerDriver(wb.regs, "analyzer", debug=True)
	analyzer.configure_group(0)
	analyzer.configure_subsampler(1)
	analyzer.add_rising_edge_trigger("testplatform_arm_storage")
	analyzer.run()

	wb.regs.multiplier_arm.write(1)
	analyzer.wait_done()
	analyzer.upload()
	analyzer.save(out)

run_test(0x4, 0x4, "booth1.vcd")
run_test(0xFF, 0xFF, "booth2.vcd")

wb.close()