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# Copyright © 2020 Google LLC
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice (including the next
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# paragraph) shall be included in all copies or substantial portions of the
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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from serial_buffer import SerialBuffer
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def __init__(self, cpu, ec, test_timeout):
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self.cpu_ser = SerialBuffer(
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cpu, "results/serial.txt", "R SERIAL-CPU> ")
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# Merge the EC serial into the cpu_ser's line stream so that we can
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# effectively poll on both at the same time and not have to worry about
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self.ec_ser = SerialBuffer(
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ec, "results/serial-ec.txt", "R SERIAL-EC> ", line_queue=self.cpu_ser.line_queue)
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self.test_timeout = test_timeout
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def ec_write(self, s):
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print("W SERIAL-EC> %s" % s)
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self.ec_ser.serial.write(s.encode())
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def cpu_write(self, s):
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print("W SERIAL-CPU> %s" % s)
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self.cpu_ser.serial.write(s.encode())
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def print_error(self, message):
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print(RED + message + NO_COLOR)
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# Flush any partial commands in the EC's prompt, then ask for a reboot.
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self.ec_write("reboot\n")
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bootloader_done = False
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# This is emitted right when the bootloader pauses to check for input.
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# Emit a ^N character to request network boot, because we don't have a
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# direct-to-netboot firmware on cheza.
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for line in self.cpu_ser.lines(timeout=120, phase="bootloader"):
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if re.search("load_archive: loading locale_en.bin", line):
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self.cpu_write("\016")
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bootloader_done = True
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# If the board has a netboot firmware and we made it to booting the
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# kernel, proceed to processing of the test run.
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if re.search("Booting Linux", line):
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bootloader_done = True
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# The Cheza boards have issues with failing to bring up power to
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# the system sometimes, possibly dependent on ambient temperature
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if re.search("POWER_GOOD not seen in time", line):
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"Detected intermittent poweron failure, restarting run...")
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if not bootloader_done:
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print("Failed to make it through bootloader, restarting run...")
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for line in self.cpu_ser.lines(timeout=self.test_timeout, phase="test"):
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if re.search("---. end Kernel panic", line):
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# The Cheza firmware seems to occasionally get stuck looping in
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# this error state during TFTP booting, possibly based on amount of
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# network traffic around it, but it'll usually recover after a
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if re.search("R8152: Bulk read error 0xffffffbf", line):
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if tftp_failures >= 100:
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"Detected intermittent tftp failure, restarting run...")
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# There are very infrequent bus errors during power management transitions
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# on cheza, which we don't expect to be the case on future boards.
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if re.search("Kernel panic - not syncing: Asynchronous SError Interrupt", line):
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"Detected cheza power management bus error, restarting run...")
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# If the network device dies, it's probably not graphics's fault, just try again.
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if re.search("NETDEV WATCHDOG", line):
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"Detected network device failure, restarting run...")
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# These HFI response errors started appearing with the introduction
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# of piglit runs. CosmicPenguin says:
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# "message ID 106 isn't a thing, so likely what happened is that we
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# got confused when parsing the HFI queue. If it happened on only
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# one run, then memory corruption could be a possible clue"
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# Given that it seems to trigger randomly near a GPU fault and then
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# break many tests after that, just restart the whole run.
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if re.search("a6xx_hfi_send_msg.*Unexpected message id .* on the response queue", line):
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"Detected cheza power management bus error, restarting run...")
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if re.search("coreboot.*bootblock starting", line):
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"Detected spontaneous reboot, restarting run...")
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if re.search("arm-smmu 5040000.iommu: TLB sync timed out -- SMMU may be deadlocked", line):
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self.print_error("Detected cheza MMU fail, restarting run...")
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result = re.search("hwci: mesa: (\S*)", line)
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if result.group(1) == "pass":
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"Reached the end of the CPU serial log without finding a result")
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parser = argparse.ArgumentParser()
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parser.add_argument('--cpu', type=str,
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help='CPU Serial device', required=True)
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'--ec', type=str, help='EC Serial device', required=True)
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'--test-timeout', type=int, help='Test phase timeout (minutes)', required=True)
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args = parser.parse_args()
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servo = CrosServoRun(args.cpu, args.ec, args.test_timeout * 60)
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# power down the CPU on the device
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servo.ec_write("power off\n")
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if __name__ == '__main__':
added
removed
.gitlab-ci/bare-metal/cros_servo_run.py
