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https://github.com/Telecominfraproject/OpenCellular.git
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ed9d6282d4
This function has been defined and used in several tests. Let's consolidate them into the helper class. BUG=none TEST=The four tests passed Change-Id: I069bec84e0f2ce12ef9e8b7fe610f54bb58af0de Reviewed-on: https://gerrit.chromium.org/gerrit/26534 Reviewed-by: Randall Spangler <rspangler@chromium.org> Commit-Ready: Vic Yang <victoryang@chromium.org> Tested-by: Vic Yang <victoryang@chromium.org>
167 lines
6.9 KiB
Python
167 lines
6.9 KiB
Python
# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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#
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# Power button debounce test
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#
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# Refer to section 1.3 Power Button of
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# https://sites.google.com/a/google.com/chromeos-partners/pages/
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# tech-docs/firmware/ec-specification-v119
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#
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import time
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SHORTER_THAN_T0 = 0.01
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LONGER_THAN_T0 = 0.05
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LONGER_THAN_T1 = 5
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def consume_output(helper, reg_ex):
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done = False
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while not done:
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try:
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helper.wait_output(reg_ex, use_re=True, timeout=1)
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except:
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done = True
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def test(helper):
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helper.wait_output("--- UART initialized")
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# Release power button, set to soft off, and enable keyboard
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.ec_command("powermock off")
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helper.ec_command("kbd enable")
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consume_output(helper, "PB released")
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helper.trace("Press power button for shorter than T0 and check this\n" +
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"event is ignored\n")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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if not helper.check_no_output("PB released"):
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return False
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helper.trace("Press power button for longer than T0 and check this\n" +
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"event is treated as a single press.")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.wait_output("PB released", timeout=1)
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# Expect shown only once
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if not helper.check_no_output("PB released"):
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return False
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helper.trace("Press power button for two consecutive SHORTER_THAN_T0\n" +
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"period and check this event is ignored\n")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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if not helper.check_no_output("PB released"):
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return False
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helper.trace("Hold down power button for LONGER_THAN_T0 and check a\n" +
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"single press is sent out\n")
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consume_output(helper, "pwrbtn=")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.wait_output("pwrbtn=LOW", timeout=1)
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helper.wait_output("pwrbtn=HIGH", timeout=1)
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if not helper.check_no_output("pwrbtn=LOW"):
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return False
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helper.trace("Press power button for SHORTER_THAN_T0, release for\n" +
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"SHORTER_THAN_T0, and then press for LONGER_THAN_T0.\n" +
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"Check this is treated as a single press\n")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.wait_output("pwrbtn=LOW", timeout=1)
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helper.wait_output("pwrbtn=HIGH", timeout=1)
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if not helper.check_no_output("pwrbtn=LOW"):
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return False
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helper.trace("Hold down power button, wait for power button press\n" +
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"sent out. Then relase for SHORTER_THAN_T0, check power\n" +
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"button release is not sent out. Expect power button is\n" +
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"treated as hold (ignoring the relase bounce)\n")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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helper.wait_output("pwrbtn=LOW", timeout=1)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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time.sleep(SHORTER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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if not helper.check_no_output("PB released"):
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return False
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.wait_output("PB released", timeout=1)
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helper.trace("When system is off, hold down power button for\n" +
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"LONGER_THAN_T0. Check the initial is stretched\n")
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consume_output(helper, "pwrbtn=")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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t_low = helper.wait_output("\[(?P<t>[\d\.]+) PB PCH pwrbtn=LOW\]",
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use_re=True)["t"]
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t_high = helper.wait_output("\[(?P<t>[\d\.]+) PB PCH pwrbtn=HIGH\]",
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use_re=True)["t"]
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if not helper.check_no_output("pwrbtn=LOW"):
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return False
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if float(t_high) - float(t_low) <= LONGER_THAN_T0 - 0.1:
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return False
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helper.trace("When system is off, hold down power button for\n" +
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"LONGER_THAN_T0. Check no scan code is send\n")
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consume_output(helper, "i8042 SEND")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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if not helper.check_no_output("i8042 SEND"):
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return False
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helper.trace("While powered on, hold down power button for\n" +
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"LONGER_THAN_T0. A single short pulse should be sent\n")
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consume_output(helper, "pwrbtn=")
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helper.ec_command("powermock on")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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t_low = helper.wait_output("\[(?P<t>[\d\.]+) PB PCH pwrbtn=LOW\]",
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use_re=True)["t"]
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t_high = helper.wait_output("\[(?P<t>[\d\.]+) PB PCH pwrbtn=HIGH\]",
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use_re=True)["t"]
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if not helper.check_no_output("pwrbtn=LOW"):
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return False
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if float(t_high) - float(t_low) >= 0.1:
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return False
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helper.trace("While powered on, hold down power button for\n" +
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"LONGER_THAN_T0. Scan code should be sent\n")
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consume_output(helper, "i8042 SEND")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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helper.wait_output("i8042 SEND", timeout=1) # Expect make code
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time.sleep(LONGER_THAN_T0)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.wait_output("i8042 SEND", timeout=1) # Expect release code
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helper.trace("While powered on, hold down power button for\n" +
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"LONGER_THAN_T1 and check two presses are sent out\n")
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consume_output(helper, "pwrbtn=")
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helper.ec_command("gpiomock POWER_BUTTONn 0")
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time.sleep(LONGER_THAN_T1)
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helper.ec_command("gpiomock POWER_BUTTONn 1")
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helper.wait_output("pwrbtn=LOW", timeout=1)
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helper.wait_output("pwrbtn=HIGH", timeout=1)
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helper.wait_output("pwrbtn=LOW", timeout=1)
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helper.wait_output("pwrbtn=HIGH", timeout=1)
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if not helper.check_no_output("pwrbtn=LOW"):
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return False
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return True # PASS !
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