J. Richard Barnette | 384056b | 2012-04-16 11:04:46 -0700 | [diff] [blame] | 1 | # Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 2 | # Use of this source code is governed by a BSD-style license that can be |
| 3 | # found in the LICENSE file. |
| 4 | # |
| 5 | # Expects to be run in an environment with sudo and no interactive password |
| 6 | # prompt, such as within the Chromium OS development chroot. |
| 7 | |
Vadim Bendebury | b80ba59 | 2012-12-07 15:02:34 -0800 | [diff] [blame] | 8 | import os |
| 9 | |
Vic Yang | 3a7cf60 | 2012-11-07 17:28:39 +0800 | [diff] [blame] | 10 | import logging, re, time, xmlrpclib |
Vadim Bendebury | b80ba59 | 2012-12-07 15:02:34 -0800 | [diff] [blame] | 11 | |
Simran Basi | 741b5d4 | 2012-05-18 11:27:15 -0700 | [diff] [blame] | 12 | from autotest_lib.client.common_lib import error |
Ricky Liang | c31aab3 | 2014-07-03 16:23:29 +0800 | [diff] [blame] | 13 | from autotest_lib.server.cros.servo import firmware_programmer |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 14 | |
Kevin Cheng | a22c4a8 | 2016-10-07 14:13:25 -0700 | [diff] [blame] | 15 | # Time to wait when probing for a usb device, it takes on avg 17 seconds |
| 16 | # to do a full probe. |
| 17 | _USB_PROBE_TIMEOUT = 40 |
| 18 | |
J. Richard Barnette | 41320ee | 2013-03-11 13:00:13 -0700 | [diff] [blame] | 19 | |
J. Richard Barnette | 0c9c588 | 2014-06-11 15:27:05 -0700 | [diff] [blame] | 20 | class _PowerStateController(object): |
| 21 | |
| 22 | """Class to provide board-specific power operations. |
| 23 | |
| 24 | This class is responsible for "power on" and "power off" |
| 25 | operations that can operate without making assumptions in |
| 26 | advance about board state. It offers an interface that |
| 27 | abstracts out the different sequences required for different |
| 28 | board types. |
| 29 | |
| 30 | """ |
| 31 | |
| 32 | # Constants acceptable to be passed for the `rec_mode` parameter |
| 33 | # to power_on(). |
| 34 | # |
| 35 | # REC_ON: Boot the DUT in recovery mode, i.e. boot from USB or |
| 36 | # SD card. |
| 37 | # REC_OFF: Boot in normal mode, i.e. boot from internal storage. |
| 38 | |
| 39 | REC_ON = 'rec' |
| 40 | REC_OFF = 'on' |
Shelley Chen | 6593862 | 2018-05-16 07:45:54 -0700 | [diff] [blame^] | 41 | REC_ON_FORCE_MRC = 'rec_force_mrc' |
J. Richard Barnette | 0c9c588 | 2014-06-11 15:27:05 -0700 | [diff] [blame] | 42 | |
| 43 | # Delay in seconds needed between asserting and de-asserting |
| 44 | # warm reset. |
| 45 | _RESET_HOLD_TIME = 0.5 |
| 46 | |
| 47 | def __init__(self, servo): |
| 48 | """Initialize the power state control. |
| 49 | |
| 50 | @param servo Servo object providing the underlying `set` and `get` |
| 51 | methods for the target controls. |
| 52 | |
| 53 | """ |
| 54 | self._servo = servo |
| 55 | |
| 56 | def reset(self): |
| 57 | """Force the DUT to reset. |
| 58 | |
| 59 | The DUT is guaranteed to be on at the end of this call, |
| 60 | regardless of its previous state, provided that there is |
| 61 | working OS software. This also guarantees that the EC has |
| 62 | been restarted. |
| 63 | |
| 64 | """ |
| 65 | self._servo.set_nocheck('power_state', 'reset') |
| 66 | |
| 67 | def warm_reset(self): |
| 68 | """Apply warm reset to the DUT. |
| 69 | |
| 70 | This asserts, then de-asserts the 'warm_reset' signal. |
| 71 | Generally, this causes the board to restart. |
| 72 | |
| 73 | """ |
| 74 | self._servo.set_get_all(['warm_reset:on', |
| 75 | 'sleep:%.4f' % self._RESET_HOLD_TIME, |
| 76 | 'warm_reset:off']) |
| 77 | |
J. Richard Barnette | 0c9c588 | 2014-06-11 15:27:05 -0700 | [diff] [blame] | 78 | def power_off(self): |
| 79 | """Force the DUT to power off. |
| 80 | |
| 81 | The DUT is guaranteed to be off at the end of this call, |
| 82 | regardless of its previous state, provided that there is |
| 83 | working EC and boot firmware. There is no requirement for |
| 84 | working OS software. |
| 85 | |
| 86 | """ |
| 87 | self._servo.set_nocheck('power_state', 'off') |
| 88 | |
| 89 | def power_on(self, rec_mode=REC_OFF): |
| 90 | """Force the DUT to power on. |
| 91 | |
| 92 | Prior to calling this function, the DUT must be powered off, |
| 93 | e.g. with a call to `power_off()`. |
| 94 | |
| 95 | At power on, recovery mode is set as specified by the |
| 96 | corresponding argument. When booting with recovery mode on, it |
| 97 | is the caller's responsibility to unplug/plug in a bootable |
| 98 | external storage device. |
| 99 | |
| 100 | If the DUT requires a delay after powering on but before |
| 101 | processing inputs such as USB stick insertion, the delay is |
| 102 | handled by this method; the caller is not responsible for such |
| 103 | delays. |
| 104 | |
| 105 | @param rec_mode Setting of recovery mode to be applied at |
| 106 | power on. default: REC_OFF aka 'off' |
| 107 | |
| 108 | """ |
| 109 | self._servo.set_nocheck('power_state', rec_mode) |
| 110 | |
| 111 | |
J. Richard Barnette | 384056b | 2012-04-16 11:04:46 -0700 | [diff] [blame] | 112 | class Servo(object): |
J. Richard Barnette | 41320ee | 2013-03-11 13:00:13 -0700 | [diff] [blame] | 113 | |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 114 | """Manages control of a Servo board. |
| 115 | |
| 116 | Servo is a board developed by hardware group to aide in the debug and |
| 117 | control of various partner devices. Servo's features include the simulation |
| 118 | of pressing the power button, closing the lid, and pressing Ctrl-d. This |
| 119 | class manages setting up and communicating with a servo demon (servod) |
| 120 | process. It provides both high-level functions for common servo tasks and |
| 121 | low-level functions for directly setting and reading gpios. |
J. Richard Barnette | 41320ee | 2013-03-11 13:00:13 -0700 | [diff] [blame] | 122 | |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 123 | """ |
| 124 | |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 125 | # Power button press delays in seconds. |
J. Richard Barnette | d2e4cbd | 2012-06-29 12:18:40 -0700 | [diff] [blame] | 126 | # |
J. Richard Barnette | 5383f07 | 2012-07-26 17:35:40 -0700 | [diff] [blame] | 127 | # The EC specification says that 8.0 seconds should be enough |
| 128 | # for the long power press. However, some platforms need a bit |
| 129 | # more time. Empirical testing has found these requirements: |
| 130 | # Alex: 8.2 seconds |
| 131 | # ZGB: 8.5 seconds |
| 132 | # The actual value is set to the largest known necessary value. |
| 133 | # |
| 134 | # TODO(jrbarnette) Being generous is the right thing to do for |
| 135 | # existing platforms, but if this code is to be used for |
| 136 | # qualification of new hardware, we should be less generous. |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 137 | SHORT_DELAY = 0.1 |
J. Richard Barnette | 5383f07 | 2012-07-26 17:35:40 -0700 | [diff] [blame] | 138 | |
Todd Broch | 31c8250 | 2011-08-29 08:14:39 -0700 | [diff] [blame] | 139 | # Maximum number of times to re-read power button on release. |
Todd Broch | cf7c665 | 2012-02-24 13:03:59 -0800 | [diff] [blame] | 140 | GET_RETRY_MAX = 10 |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 141 | |
J. Richard Barnette | 5383f07 | 2012-07-26 17:35:40 -0700 | [diff] [blame] | 142 | # Delays to deal with DUT state transitions. |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 143 | SLEEP_DELAY = 6 |
| 144 | BOOT_DELAY = 10 |
J. Richard Barnette | 41320ee | 2013-03-11 13:00:13 -0700 | [diff] [blame] | 145 | |
J. Richard Barnette | 41320ee | 2013-03-11 13:00:13 -0700 | [diff] [blame] | 146 | # Default minimum time interval between 'press' and 'release' |
| 147 | # keyboard events. |
Vic Yang | 0aca1c2 | 2012-11-19 18:33:56 -0800 | [diff] [blame] | 148 | SERVO_KEY_PRESS_DELAY = 0.1 |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 149 | |
Tom Wai-Hong Tam | 93b5c09 | 2015-05-14 02:50:43 +0800 | [diff] [blame] | 150 | # Time to toggle recovery switch on and off. |
| 151 | REC_TOGGLE_DELAY = 0.1 |
| 152 | |
Tom Wai-Hong Tam | f9ded09 | 2015-05-20 05:37:22 +0800 | [diff] [blame] | 153 | # Time to toggle development switch on and off. |
| 154 | DEV_TOGGLE_DELAY = 0.1 |
| 155 | |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 156 | # Time between an usb disk plugged-in and detected in the system. |
| 157 | USB_DETECTION_DELAY = 10 |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 158 | # Time to keep USB power off before and after USB mux direction is changed |
| 159 | USB_POWEROFF_DELAY = 2 |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 160 | |
Simran Basi | b7850bb | 2013-07-24 12:33:42 -0700 | [diff] [blame] | 161 | # Time to wait before timing out on servo initialization. |
| 162 | INIT_TIMEOUT_SECS = 10 |
Simran Basi | 5933134 | 2013-07-12 12:06:29 -0700 | [diff] [blame] | 163 | |
J. Richard Barnette | 67ccb87 | 2012-04-19 16:34:56 -0700 | [diff] [blame] | 164 | |
Ricky Liang | 0dd379c | 2014-04-23 16:29:08 +0800 | [diff] [blame] | 165 | def __init__(self, servo_host, servo_serial=None): |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 166 | """Sets up the servo communication infrastructure. |
| 167 | |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 168 | @param servo_host: A ServoHost object representing |
| 169 | the host running servod. |
Ricky Liang | 0dd379c | 2014-04-23 16:29:08 +0800 | [diff] [blame] | 170 | @param servo_serial: Serial number of the servo board. |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 171 | """ |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 172 | # TODO(fdeng): crbug.com/298379 |
| 173 | # We should move servo_host object out of servo object |
| 174 | # to minimize the dependencies on the rest of Autotest. |
| 175 | self._servo_host = servo_host |
Ricky Liang | 0dd379c | 2014-04-23 16:29:08 +0800 | [diff] [blame] | 176 | self._servo_serial = servo_serial |
Richard Barnette | 180efe6 | 2016-12-02 23:20:44 +0000 | [diff] [blame] | 177 | self._server = servo_host.get_servod_server_proxy() |
J. Richard Barnette | 0c9c588 | 2014-06-11 15:27:05 -0700 | [diff] [blame] | 178 | self._power_state = _PowerStateController(self) |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 179 | self._usb_state = None |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 180 | self._programmer = None |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 181 | |
Gediminas Ramanauskas | ba352ad | 2012-11-09 09:43:32 -0800 | [diff] [blame] | 182 | |
Ricky Liang | 0dd379c | 2014-04-23 16:29:08 +0800 | [diff] [blame] | 183 | @property |
| 184 | def servo_serial(self): |
| 185 | """Returns the serial number of the servo board.""" |
| 186 | return self._servo_serial |
| 187 | |
| 188 | |
Tom Wai-Hong Tam | 22ee0e5 | 2013-04-03 13:36:39 +0800 | [diff] [blame] | 189 | def get_power_state_controller(self): |
J. Richard Barnette | 75136b3 | 2013-03-26 13:38:44 -0700 | [diff] [blame] | 190 | """Return the power state controller for this Servo. |
| 191 | |
| 192 | The power state controller provides board-independent |
| 193 | interfaces for reset, power-on, power-off operations. |
| 194 | |
| 195 | """ |
| 196 | return self._power_state |
| 197 | |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 198 | |
J. Richard Barnette | b613397 | 2012-07-19 17:13:55 -0700 | [diff] [blame] | 199 | def initialize_dut(self, cold_reset=False): |
| 200 | """Initializes a dut for testing purposes. |
| 201 | |
| 202 | This sets various servo signals back to default values |
| 203 | appropriate for the target board. By default, if the DUT |
| 204 | is already on, it stays on. If the DUT is powered off |
| 205 | before initialization, its state afterward is unspecified. |
| 206 | |
J. Richard Barnette | b613397 | 2012-07-19 17:13:55 -0700 | [diff] [blame] | 207 | Rationale: Basic initialization of servo sets the lid open, |
| 208 | when there is a lid. This operation won't affect powered on |
| 209 | units; however, setting the lid open may power on a unit |
J. Richard Barnette | 75136b3 | 2013-03-26 13:38:44 -0700 | [diff] [blame] | 210 | that's off, depending on the board type and previous state |
| 211 | of the device. |
| 212 | |
J. Richard Barnette | 4b6af0d | 2014-06-05 09:57:20 -0700 | [diff] [blame] | 213 | If `cold_reset` is a true value, the DUT and its EC will be |
| 214 | reset, and the DUT rebooted in normal mode. |
J. Richard Barnette | b613397 | 2012-07-19 17:13:55 -0700 | [diff] [blame] | 215 | |
| 216 | @param cold_reset If True, cold reset the device after |
| 217 | initialization. |
| 218 | """ |
| 219 | self._server.hwinit() |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 220 | self.set('usb_mux_oe1', 'on') |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 221 | self._usb_state = None |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 222 | self.switch_usbkey('off') |
J. Richard Barnette | b613397 | 2012-07-19 17:13:55 -0700 | [diff] [blame] | 223 | if cold_reset: |
J. Richard Barnette | 4b6af0d | 2014-06-05 09:57:20 -0700 | [diff] [blame] | 224 | self._power_state.reset() |
J. Richard Barnette | 1777f5d | 2014-09-03 15:18:19 -0700 | [diff] [blame] | 225 | logging.debug('Servo initialized, version is %s', |
| 226 | self._server.get_version()) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 227 | |
| 228 | |
Tom Wai-Hong Tam | 1c86c7a | 2012-10-22 10:08:24 +0800 | [diff] [blame] | 229 | def is_localhost(self): |
| 230 | """Is the servod hosted locally? |
| 231 | |
| 232 | Returns: |
| 233 | True if local hosted; otherwise, False. |
| 234 | """ |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 235 | return self._servo_host.is_localhost() |
Tom Wai-Hong Tam | 1c86c7a | 2012-10-22 10:08:24 +0800 | [diff] [blame] | 236 | |
| 237 | |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 238 | def power_long_press(self): |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 239 | """Simulate a long power button press.""" |
J. Richard Barnette | f12bff2 | 2012-07-18 14:41:06 -0700 | [diff] [blame] | 240 | # After a long power press, the EC may ignore the next power |
| 241 | # button press (at least on Alex). To guarantee that this |
| 242 | # won't happen, we need to allow the EC one second to |
| 243 | # collect itself. |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 244 | self._server.power_long_press() |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 245 | |
| 246 | |
| 247 | def power_normal_press(self): |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 248 | """Simulate a normal power button press.""" |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 249 | self._server.power_normal_press() |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 250 | |
| 251 | |
| 252 | def power_short_press(self): |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 253 | """Simulate a short power button press.""" |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 254 | self._server.power_short_press() |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 255 | |
| 256 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 257 | def power_key(self, press_secs=''): |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 258 | """Simulate a power button press. |
| 259 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 260 | @param press_secs : Str. Time to press key. |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 261 | """ |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 262 | self._server.power_key(press_secs) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 263 | |
| 264 | |
| 265 | def lid_open(self): |
Yuli Huang | 7b82dcf | 2015-05-13 17:58:52 +0800 | [diff] [blame] | 266 | """Simulate opening the lid and raise exception if all attempts fail""" |
| 267 | self.set('lid_open', 'yes') |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 268 | |
| 269 | |
| 270 | def lid_close(self): |
Yuli Huang | 7b82dcf | 2015-05-13 17:58:52 +0800 | [diff] [blame] | 271 | """Simulate closing the lid and raise exception if all attempts fail |
Craig Harrison | 4899726 | 2011-06-27 14:31:10 -0700 | [diff] [blame] | 272 | |
| 273 | Waits 6 seconds to ensure the device is fully asleep before returning. |
| 274 | """ |
Yuli Huang | 7b82dcf | 2015-05-13 17:58:52 +0800 | [diff] [blame] | 275 | self.set('lid_open', 'no') |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 276 | time.sleep(Servo.SLEEP_DELAY) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 277 | |
Shelley Chen | c26575a | 2015-09-18 10:56:16 -0700 | [diff] [blame] | 278 | def volume_up(self, timeout=300): |
Kevin Cheng | e448a8b | 2016-09-09 10:18:11 -0700 | [diff] [blame] | 279 | """Simulate pushing the volume down button. |
| 280 | |
| 281 | @param timeout: Timeout for setting the volume. |
| 282 | """ |
Shelley Chen | c26575a | 2015-09-18 10:56:16 -0700 | [diff] [blame] | 283 | self.set_get_all(['volume_up:yes', |
| 284 | 'sleep:%.4f' % self.SERVO_KEY_PRESS_DELAY, |
| 285 | 'volume_up:no']) |
| 286 | # we need to wait for commands to take effect before moving on |
| 287 | time_left = float(timeout) |
| 288 | while time_left > 0.0: |
| 289 | value = self.get('volume_up') |
| 290 | if value == 'no': |
| 291 | return |
| 292 | time.sleep(self.SHORT_DELAY) |
| 293 | time_left = time_left - self.SHORT_DELAY |
| 294 | raise error.TestFail("Failed setting volume_up to no") |
| 295 | |
| 296 | def volume_down(self, timeout=300): |
Kevin Cheng | e448a8b | 2016-09-09 10:18:11 -0700 | [diff] [blame] | 297 | """Simulate pushing the volume down button. |
| 298 | |
| 299 | @param timeout: Timeout for setting the volume. |
| 300 | """ |
Shelley Chen | c26575a | 2015-09-18 10:56:16 -0700 | [diff] [blame] | 301 | self.set_get_all(['volume_down:yes', |
| 302 | 'sleep:%.4f' % self.SERVO_KEY_PRESS_DELAY, |
| 303 | 'volume_down:no']) |
| 304 | # we need to wait for commands to take effect before moving on |
| 305 | time_left = float(timeout) |
| 306 | while time_left > 0.0: |
| 307 | value = self.get('volume_down') |
| 308 | if value == 'no': |
| 309 | return |
| 310 | time.sleep(self.SHORT_DELAY) |
| 311 | time_left = time_left - self.SHORT_DELAY |
| 312 | raise error.TestFail("Failed setting volume_down to no") |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 313 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 314 | def ctrl_d(self, press_secs=''): |
| 315 | """Simulate Ctrl-d simultaneous button presses. |
Gediminas Ramanauskas | ba352ad | 2012-11-09 09:43:32 -0800 | [diff] [blame] | 316 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 317 | @param press_secs : Str. Time to press key. |
Gediminas Ramanauskas | ba352ad | 2012-11-09 09:43:32 -0800 | [diff] [blame] | 318 | """ |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 319 | self._server.ctrl_d(press_secs) |
Gediminas Ramanauskas | 9da80f2 | 2012-11-14 12:59:43 -0800 | [diff] [blame] | 320 | |
Gediminas Ramanauskas | ba352ad | 2012-11-09 09:43:32 -0800 | [diff] [blame] | 321 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 322 | def ctrl_u(self): |
| 323 | """Simulate Ctrl-u simultaneous button presses. |
| 324 | |
| 325 | @param press_secs : Str. Time to press key. |
| 326 | """ |
| 327 | self._server.ctrl_u() |
Todd Broch | 9dfc3a8 | 2011-11-01 08:09:28 -0700 | [diff] [blame] | 328 | |
| 329 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 330 | def ctrl_enter(self, press_secs=''): |
| 331 | """Simulate Ctrl-enter simultaneous button presses. |
| 332 | |
| 333 | @param press_secs : Str. Time to press key. |
| 334 | """ |
| 335 | self._server.ctrl_enter(press_secs) |
Gediminas Ramanauskas | 3297d4f | 2012-09-10 15:30:10 -0700 | [diff] [blame] | 336 | |
| 337 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 338 | def d_key(self, press_secs=''): |
| 339 | """Simulate Enter key button press. |
| 340 | |
| 341 | @param press_secs : Str. Time to press key. |
| 342 | """ |
| 343 | self._server.d_key(press_secs) |
Todd Broch | 9dfc3a8 | 2011-11-01 08:09:28 -0700 | [diff] [blame] | 344 | |
| 345 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 346 | def ctrl_key(self, press_secs=''): |
| 347 | """Simulate Enter key button press. |
| 348 | |
| 349 | @param press_secs : Str. Time to press key. |
| 350 | """ |
| 351 | self._server.ctrl_key(press_secs) |
Todd Broch | 9753bd4 | 2012-03-21 10:15:08 -0700 | [diff] [blame] | 352 | |
| 353 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 354 | def enter_key(self, press_secs=''): |
| 355 | """Simulate Enter key button press. |
| 356 | |
| 357 | @param press_secs : Str. Time to press key. |
| 358 | """ |
| 359 | self._server.enter_key(press_secs) |
Todd Broch | 9dfc3a8 | 2011-11-01 08:09:28 -0700 | [diff] [blame] | 360 | |
| 361 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 362 | def refresh_key(self, press_secs=''): |
| 363 | """Simulate Refresh key (F3) button press. |
| 364 | |
| 365 | @param press_secs : Str. Time to press key. |
| 366 | """ |
| 367 | self._server.refresh_key(press_secs) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 368 | |
| 369 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 370 | def ctrl_refresh_key(self, press_secs=''): |
Tom Wai-Hong Tam | 9e61e66 | 2012-08-01 15:10:07 +0800 | [diff] [blame] | 371 | """Simulate Ctrl and Refresh (F3) simultaneous press. |
| 372 | |
| 373 | This key combination is an alternative of Space key. |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 374 | |
| 375 | @param press_secs : Str. Time to press key. |
Tom Wai-Hong Tam | 9e61e66 | 2012-08-01 15:10:07 +0800 | [diff] [blame] | 376 | """ |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 377 | self._server.ctrl_refresh_key(press_secs) |
Tom Wai-Hong Tam | 9e61e66 | 2012-08-01 15:10:07 +0800 | [diff] [blame] | 378 | |
| 379 | |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 380 | def imaginary_key(self, press_secs=''): |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 381 | """Simulate imaginary key button press. |
| 382 | |
| 383 | Maps to a key that doesn't physically exist. |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 384 | |
| 385 | @param press_secs : Str. Time to press key. |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 386 | """ |
Yusuf Mohsinally | 103441a | 2014-01-14 15:25:44 -0800 | [diff] [blame] | 387 | self._server.imaginary_key(press_secs) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 388 | |
| 389 | |
Vincent Palatin | e7dc928 | 2016-07-14 11:31:58 +0200 | [diff] [blame] | 390 | def sysrq_x(self, press_secs=''): |
| 391 | """Simulate Alt VolumeUp X simulataneous press. |
| 392 | |
| 393 | This key combination is the kernel system request (sysrq) X. |
| 394 | |
| 395 | @param press_secs : Str. Time to press key. |
| 396 | """ |
| 397 | self._server.sysrq_x(press_secs) |
| 398 | |
| 399 | |
Tom Wai-Hong Tam | 93b5c09 | 2015-05-14 02:50:43 +0800 | [diff] [blame] | 400 | def toggle_recovery_switch(self): |
| 401 | """Toggle recovery switch on and off.""" |
| 402 | self.enable_recovery_mode() |
| 403 | time.sleep(self.REC_TOGGLE_DELAY) |
| 404 | self.disable_recovery_mode() |
| 405 | |
| 406 | |
Craig Harrison | 6b36b12 | 2011-06-28 17:58:43 -0700 | [diff] [blame] | 407 | def enable_recovery_mode(self): |
| 408 | """Enable recovery mode on device.""" |
| 409 | self.set('rec_mode', 'on') |
| 410 | |
| 411 | |
| 412 | def disable_recovery_mode(self): |
| 413 | """Disable recovery mode on device.""" |
| 414 | self.set('rec_mode', 'off') |
| 415 | |
| 416 | |
Tom Wai-Hong Tam | f9ded09 | 2015-05-20 05:37:22 +0800 | [diff] [blame] | 417 | def toggle_development_switch(self): |
| 418 | """Toggle development switch on and off.""" |
| 419 | self.enable_development_mode() |
| 420 | time.sleep(self.DEV_TOGGLE_DELAY) |
| 421 | self.disable_development_mode() |
| 422 | |
| 423 | |
Craig Harrison | 6b36b12 | 2011-06-28 17:58:43 -0700 | [diff] [blame] | 424 | def enable_development_mode(self): |
| 425 | """Enable development mode on device.""" |
| 426 | self.set('dev_mode', 'on') |
| 427 | |
| 428 | |
| 429 | def disable_development_mode(self): |
| 430 | """Disable development mode on device.""" |
| 431 | self.set('dev_mode', 'off') |
| 432 | |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 433 | def boot_devmode(self): |
| 434 | """Boot a dev-mode device that is powered off.""" |
Tom Wai-Hong Tam | 2386910 | 2012-01-17 15:41:30 +0800 | [diff] [blame] | 435 | self.power_short_press() |
Craig Harrison | 4899726 | 2011-06-27 14:31:10 -0700 | [diff] [blame] | 436 | self.pass_devmode() |
| 437 | |
| 438 | |
| 439 | def pass_devmode(self): |
| 440 | """Pass through boot screens in dev-mode.""" |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 441 | time.sleep(Servo.BOOT_DELAY) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 442 | self.ctrl_d() |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 443 | time.sleep(Servo.BOOT_DELAY) |
Craig Harrison | 4899726 | 2011-06-27 14:31:10 -0700 | [diff] [blame] | 444 | |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 445 | |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 446 | def get_board(self): |
Wai-Hong Tam | 0f90400 | 2017-09-19 15:52:22 -0700 | [diff] [blame] | 447 | """Get the board connected to servod.""" |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 448 | return self._server.get_board() |
| 449 | |
| 450 | |
Wai-Hong Tam | 0f90400 | 2017-09-19 15:52:22 -0700 | [diff] [blame] | 451 | def get_base_board(self): |
| 452 | """Get the board of the base connected to servod.""" |
Wai-Hong Tam | 7f6169e | 2017-09-29 09:23:48 -0700 | [diff] [blame] | 453 | try: |
| 454 | return self._server.get_base_board() |
| 455 | except xmlrpclib.Fault as e: |
| 456 | # TODO(waihong): Remove the following compatibility check when |
| 457 | # the new versions of hdctools are deployed. |
| 458 | if 'not supported' in str(e): |
| 459 | logging.warning('The servod is too old that get_base_board ' |
| 460 | 'not supported.') |
| 461 | return '' |
| 462 | raise |
Wai-Hong Tam | 0f90400 | 2017-09-19 15:52:22 -0700 | [diff] [blame] | 463 | |
| 464 | |
Wai-Hong Tam | cc399ee | 2017-12-08 12:43:28 -0800 | [diff] [blame] | 465 | def get_ec_active_copy(self): |
| 466 | """Get the active copy of the EC image.""" |
| 467 | return self.get('ec_active_copy') |
| 468 | |
| 469 | |
Todd Broch | efe72cb | 2012-07-11 19:58:53 -0700 | [diff] [blame] | 470 | def _get_xmlrpclib_exception(self, xmlexc): |
| 471 | """Get meaningful exception string from xmlrpc. |
| 472 | |
| 473 | Args: |
| 474 | xmlexc: xmlrpclib.Fault object |
| 475 | |
| 476 | xmlrpclib.Fault.faultString has the following format: |
| 477 | |
| 478 | <type 'exception type'>:'actual error message' |
| 479 | |
| 480 | Parse and return the real exception from the servod side instead of the |
| 481 | less meaningful one like, |
| 482 | <Fault 1: "<type 'exceptions.AttributeError'>:'tca6416' object has no |
| 483 | attribute 'hw_driver'"> |
| 484 | |
| 485 | Returns: |
| 486 | string of underlying exception raised in servod. |
| 487 | """ |
| 488 | return re.sub('^.*>:', '', xmlexc.faultString) |
| 489 | |
| 490 | |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 491 | def get(self, gpio_name): |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 492 | """Get the value of a gpio from Servod. |
| 493 | |
| 494 | @param gpio_name Name of the gpio. |
| 495 | """ |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 496 | assert gpio_name |
Todd Broch | efe72cb | 2012-07-11 19:58:53 -0700 | [diff] [blame] | 497 | try: |
Simran Basi | 1cbc5f2 | 2013-07-17 14:23:58 -0700 | [diff] [blame] | 498 | return self._server.get(gpio_name) |
Todd Broch | efe72cb | 2012-07-11 19:58:53 -0700 | [diff] [blame] | 499 | except xmlrpclib.Fault as e: |
| 500 | err_msg = "Getting '%s' :: %s" % \ |
| 501 | (gpio_name, self._get_xmlrpclib_exception(e)) |
| 502 | raise error.TestFail(err_msg) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 503 | |
| 504 | |
| 505 | def set(self, gpio_name, gpio_value): |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 506 | """Set and check the value of a gpio using Servod. |
| 507 | |
| 508 | @param gpio_name Name of the gpio. |
| 509 | @param gpio_value New setting for the gpio. |
| 510 | """ |
Chrome Bot | 9a1137d | 2011-07-19 14:35:00 -0700 | [diff] [blame] | 511 | self.set_nocheck(gpio_name, gpio_value) |
Todd Broch | cf7c665 | 2012-02-24 13:03:59 -0800 | [diff] [blame] | 512 | retry_count = Servo.GET_RETRY_MAX |
| 513 | while gpio_value != self.get(gpio_name) and retry_count: |
Ilja H. Friedel | 04be2bd | 2014-05-07 21:29:59 -0700 | [diff] [blame] | 514 | logging.warning("%s != %s, retry %d", gpio_name, gpio_value, |
Todd Broch | cf7c665 | 2012-02-24 13:03:59 -0800 | [diff] [blame] | 515 | retry_count) |
| 516 | retry_count -= 1 |
| 517 | time.sleep(Servo.SHORT_DELAY) |
| 518 | if not retry_count: |
| 519 | assert gpio_value == self.get(gpio_name), \ |
| 520 | 'Servo failed to set %s to %s' % (gpio_name, gpio_value) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 521 | |
| 522 | |
| 523 | def set_nocheck(self, gpio_name, gpio_value): |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 524 | """Set the value of a gpio using Servod. |
| 525 | |
| 526 | @param gpio_name Name of the gpio. |
| 527 | @param gpio_value New setting for the gpio. |
| 528 | """ |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 529 | assert gpio_name and gpio_value |
Mary Ruthven | 2f72e2a | 2018-05-01 17:12:58 -0700 | [diff] [blame] | 530 | logging.info('Setting %s to %r', gpio_name, gpio_value) |
Todd Broch | efe72cb | 2012-07-11 19:58:53 -0700 | [diff] [blame] | 531 | try: |
Simran Basi | 1cbc5f2 | 2013-07-17 14:23:58 -0700 | [diff] [blame] | 532 | self._server.set(gpio_name, gpio_value) |
Todd Broch | efe72cb | 2012-07-11 19:58:53 -0700 | [diff] [blame] | 533 | except xmlrpclib.Fault as e: |
Mary Ruthven | 73d3a35 | 2018-05-10 15:35:20 -0700 | [diff] [blame] | 534 | err_msg = "Setting '%s' to %r :: %s" % \ |
Todd Broch | efe72cb | 2012-07-11 19:58:53 -0700 | [diff] [blame] | 535 | (gpio_name, gpio_value, self._get_xmlrpclib_exception(e)) |
| 536 | raise error.TestFail(err_msg) |
Craig Harrison | 2b6c6fc | 2011-06-23 10:34:02 -0700 | [diff] [blame] | 537 | |
| 538 | |
Tom Wai-Hong Tam | 92569bb | 2013-03-26 14:25:10 +0800 | [diff] [blame] | 539 | def set_get_all(self, controls): |
| 540 | """Set &| get one or more control values. |
| 541 | |
| 542 | @param controls: list of strings, controls to set &| get. |
| 543 | |
| 544 | @raise: error.TestError in case error occurs setting/getting values. |
| 545 | """ |
| 546 | rv = [] |
| 547 | try: |
Vic Yang | cad9acb | 2013-05-21 14:02:05 +0800 | [diff] [blame] | 548 | logging.info('Set/get all: %s', str(controls)) |
Tom Wai-Hong Tam | 92569bb | 2013-03-26 14:25:10 +0800 | [diff] [blame] | 549 | rv = self._server.set_get_all(controls) |
| 550 | except xmlrpclib.Fault as e: |
| 551 | # TODO(waihong): Remove the following backward compatibility when |
| 552 | # the new versions of hdctools are deployed. |
| 553 | if 'not supported' in str(e): |
| 554 | logging.warning('The servod is too old that set_get_all ' |
| 555 | 'not supported. Use set and get instead.') |
| 556 | for control in controls: |
| 557 | if ':' in control: |
| 558 | (name, value) = control.split(':') |
| 559 | if name == 'sleep': |
| 560 | time.sleep(float(value)) |
| 561 | else: |
| 562 | self.set_nocheck(name, value) |
| 563 | rv.append(True) |
| 564 | else: |
| 565 | rv.append(self.get(name)) |
| 566 | else: |
| 567 | err_msg = "Problem with '%s' :: %s" % \ |
| 568 | (controls, self._get_xmlrpclib_exception(e)) |
| 569 | raise error.TestFail(err_msg) |
| 570 | return rv |
| 571 | |
| 572 | |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 573 | # TODO(waihong) It may fail if multiple servo's are connected to the same |
| 574 | # host. Should look for a better way, like the USB serial name, to identify |
| 575 | # the USB device. |
Simran Basi | 741b5d4 | 2012-05-18 11:27:15 -0700 | [diff] [blame] | 576 | # TODO(sbasi) Remove this code from autoserv once firmware tests have been |
| 577 | # updated. |
Kevin Cheng | a22c4a8 | 2016-10-07 14:13:25 -0700 | [diff] [blame] | 578 | def probe_host_usb_dev(self, timeout=_USB_PROBE_TIMEOUT): |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 579 | """Probe the USB disk device plugged-in the servo from the host side. |
| 580 | |
Kevin Cheng | eb06fe7 | 2016-08-22 15:26:32 -0700 | [diff] [blame] | 581 | It uses servod to discover if there is a usb device attached to it. |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 582 | |
Kevin Cheng | a22c4a8 | 2016-10-07 14:13:25 -0700 | [diff] [blame] | 583 | @param timeout The timeout period when probing for the usb host device. |
| 584 | |
| 585 | @return: String of USB disk path (e.g. '/dev/sdb') or None. |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 586 | """ |
Kevin Cheng | a22c4a8 | 2016-10-07 14:13:25 -0700 | [diff] [blame] | 587 | return self._server.probe_host_usb_dev(timeout) or None |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 588 | |
| 589 | |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 590 | def image_to_servo_usb(self, image_path=None, |
| 591 | make_image_noninteractive=False): |
| 592 | """Install an image to the USB key plugged into the servo. |
| 593 | |
| 594 | This method may copy any image to the servo USB key including a |
| 595 | recovery image or a test image. These images are frequently used |
| 596 | for test purposes such as restoring a corrupted image or conducting |
| 597 | an upgrade of ec/fw/kernel as part of a test of a specific image part. |
| 598 | |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 599 | @param image_path Path on the host to the recovery image. |
| 600 | @param make_image_noninteractive Make the recovery image |
| 601 | noninteractive, therefore the DUT |
| 602 | will reboot automatically after |
| 603 | installation. |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 604 | """ |
J. Richard Barnette | 41320ee | 2013-03-11 13:00:13 -0700 | [diff] [blame] | 605 | # We're about to start plugging/unplugging the USB key. We |
| 606 | # don't know the state of the DUT, or what it might choose |
| 607 | # to do to the device after hotplug. To avoid surprises, |
| 608 | # force the DUT to be off. |
| 609 | self._server.hwinit() |
| 610 | self._power_state.power_off() |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 611 | |
| 612 | # Set up Servo's usb mux. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 613 | self.switch_usbkey('host') |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 614 | if image_path: |
Tom Wai-Hong Tam | 42f136d | 2012-10-26 11:11:23 +0800 | [diff] [blame] | 615 | logging.info('Searching for usb device and copying image to it. ' |
| 616 | 'Please wait a few minutes...') |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 617 | if not self._server.download_image_to_usb(image_path): |
| 618 | logging.error('Failed to transfer requested image to USB. ' |
| 619 | 'Please take a look at Servo Logs.') |
| 620 | raise error.AutotestError('Download image to usb failed.') |
| 621 | if make_image_noninteractive: |
| 622 | logging.info('Making image noninteractive') |
| 623 | if not self._server.make_image_noninteractive(): |
| 624 | logging.error('Failed to make image noninteractive. ' |
| 625 | 'Please take a look at Servo Logs.') |
| 626 | |
Kalin Stoyanov | b3c11f3 | 2018-05-11 09:02:00 -0700 | [diff] [blame] | 627 | def boot_in_recovery_mode(self): |
| 628 | """Boot host DUT in recovery mode.""" |
| 629 | self._power_state.power_on(rec_mode=self._power_state.REC_ON) |
| 630 | self.switch_usbkey('dut') |
| 631 | |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 632 | |
Simran Basi | 741b5d4 | 2012-05-18 11:27:15 -0700 | [diff] [blame] | 633 | def install_recovery_image(self, image_path=None, |
J. Richard Barnette | b6de7e3 | 2013-02-14 13:28:04 -0800 | [diff] [blame] | 634 | make_image_noninteractive=False): |
Dan Shi | c67f133 | 2016-04-06 12:38:06 -0700 | [diff] [blame] | 635 | """Install the recovery image specified by the path onto the DUT. |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 636 | |
| 637 | This method uses google recovery mode to install a recovery image |
| 638 | onto a DUT through the use of a USB stick that is mounted on a servo |
Tom Wai-Hong Tam | a07115e | 2012-01-09 12:27:01 +0800 | [diff] [blame] | 639 | board specified by the usb_dev. If no image path is specified |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 640 | we use the recovery image already on the usb image. |
| 641 | |
Dan Shi | c67f133 | 2016-04-06 12:38:06 -0700 | [diff] [blame] | 642 | @param image_path: Path on the host to the recovery image. |
| 643 | @param make_image_noninteractive: Make the recovery image |
| 644 | noninteractive, therefore the DUT will reboot automatically |
| 645 | after installation. |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 646 | """ |
Mike Truty | 49153d8 | 2012-08-21 22:27:30 -0500 | [diff] [blame] | 647 | self.image_to_servo_usb(image_path, make_image_noninteractive) |
Kalin Stoyanov | b3c11f3 | 2018-05-11 09:02:00 -0700 | [diff] [blame] | 648 | self.boot_in_recovery_mode() |
Jon Salz | c88e5b6 | 2011-11-30 14:38:54 +0800 | [diff] [blame] | 649 | |
| 650 | |
Vadim Bendebury | b80ba59 | 2012-12-07 15:02:34 -0800 | [diff] [blame] | 651 | def _scp_image(self, image_path): |
| 652 | """Copy image to the servo host. |
| 653 | |
| 654 | When programming a firmware image on the DUT, the image must be |
| 655 | located on the host to which the servo device is connected. Sometimes |
| 656 | servo is controlled by a remote host, in this case the image needs to |
| 657 | be transferred to the remote host. |
| 658 | |
| 659 | @param image_path: a string, name of the firmware image file to be |
| 660 | transferred. |
| 661 | @return: a string, full path name of the copied file on the remote. |
| 662 | """ |
| 663 | |
| 664 | dest_path = os.path.join('/tmp', os.path.basename(image_path)) |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 665 | self._servo_host.send_file(image_path, dest_path) |
Vadim Bendebury | b80ba59 | 2012-12-07 15:02:34 -0800 | [diff] [blame] | 666 | return dest_path |
| 667 | |
| 668 | |
Dan Shi | fecdaf4 | 2015-07-28 10:17:26 -0700 | [diff] [blame] | 669 | def system(self, command, timeout=3600): |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 670 | """Execute the passed in command on the servod host. |
| 671 | |
| 672 | @param command Command to be executed. |
Dan Shi | fecdaf4 | 2015-07-28 10:17:26 -0700 | [diff] [blame] | 673 | @param timeout Maximum number of seconds of runtime allowed. Default to |
| 674 | 1 hour. |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 675 | """ |
Vadim Bendebury | 89ec24e | 2012-12-17 12:54:18 -0800 | [diff] [blame] | 676 | logging.info('Will execute on servo host: %s', command) |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 677 | self._servo_host.run(command, timeout=timeout) |
Vadim Bendebury | 89ec24e | 2012-12-17 12:54:18 -0800 | [diff] [blame] | 678 | |
| 679 | |
Dan Shi | fecdaf4 | 2015-07-28 10:17:26 -0700 | [diff] [blame] | 680 | def system_output(self, command, timeout=3600, |
Vadim Bendebury | 89ec24e | 2012-12-17 12:54:18 -0800 | [diff] [blame] | 681 | ignore_status=False, args=()): |
| 682 | """Execute the passed in command on the servod host, return stdout. |
| 683 | |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 684 | @param command a string, the command to execute |
| 685 | @param timeout an int, max number of seconds to wait til command |
Dan Shi | fecdaf4 | 2015-07-28 10:17:26 -0700 | [diff] [blame] | 686 | execution completes. Default to 1 hour. |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 687 | @param ignore_status a Boolean, if true - ignore command's nonzero exit |
Vadim Bendebury | 89ec24e | 2012-12-17 12:54:18 -0800 | [diff] [blame] | 688 | status, otherwise an exception will be thrown |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 689 | @param args a tuple of strings, each becoming a separate command line |
Vadim Bendebury | 89ec24e | 2012-12-17 12:54:18 -0800 | [diff] [blame] | 690 | parameter for the command |
J. Richard Barnette | cdd1edf | 2015-07-24 11:39:46 -0700 | [diff] [blame] | 691 | @return command's stdout as a string. |
Vadim Bendebury | 89ec24e | 2012-12-17 12:54:18 -0800 | [diff] [blame] | 692 | """ |
Fang Deng | 5d518f4 | 2013-08-02 14:04:32 -0700 | [diff] [blame] | 693 | return self._servo_host.run(command, timeout=timeout, |
| 694 | ignore_status=ignore_status, |
| 695 | args=args).stdout.strip() |
Vadim Bendebury | b80ba59 | 2012-12-07 15:02:34 -0800 | [diff] [blame] | 696 | |
| 697 | |
Dan Shi | a5fef05 | 2015-05-18 23:28:47 -0700 | [diff] [blame] | 698 | def get_servo_version(self): |
| 699 | """Get the version of the servo, e.g., servo_v2 or servo_v3. |
| 700 | |
| 701 | @return: The version of the servo. |
| 702 | |
| 703 | """ |
| 704 | return self._server.get_version() |
| 705 | |
| 706 | |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 707 | def _initialize_programmer(self, rw_only=False): |
| 708 | """Initialize the firmware programmer. |
| 709 | |
| 710 | @param rw_only: True to initialize a programmer which only |
| 711 | programs the RW portions. |
| 712 | """ |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 713 | if self._programmer: |
| 714 | return |
| 715 | # Initialize firmware programmer |
Dan Shi | a5fef05 | 2015-05-18 23:28:47 -0700 | [diff] [blame] | 716 | servo_version = self.get_servo_version() |
Dan Shi | 9cb0eec | 2014-06-03 09:04:50 -0700 | [diff] [blame] | 717 | if servo_version.startswith('servo_v2'): |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 718 | self._programmer = firmware_programmer.ProgrammerV2(self) |
Wai-Hong Tam | c36c4d2 | 2016-09-09 10:39:45 -0700 | [diff] [blame] | 719 | self._programmer_rw = firmware_programmer.ProgrammerV2RwOnly(self) |
Kevin Cheng | df2e29f | 2016-09-09 02:31:22 -0700 | [diff] [blame] | 720 | # Both servo v3 and v4 use the same programming methods so just leverage |
| 721 | # ProgrammerV3 for servo v4 as well. |
| 722 | elif (servo_version.startswith('servo_v3') or |
| 723 | servo_version.startswith('servo_v4')): |
Dan Shi | a5fef05 | 2015-05-18 23:28:47 -0700 | [diff] [blame] | 724 | self._programmer = firmware_programmer.ProgrammerV3(self) |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 725 | self._programmer_rw = firmware_programmer.ProgrammerV3RwOnly(self) |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 726 | else: |
| 727 | raise error.TestError( |
| 728 | 'No firmware programmer for servo version: %s' % |
| 729 | servo_version) |
| 730 | |
| 731 | |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 732 | def program_bios(self, image, rw_only=False): |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 733 | """Program bios on DUT with given image. |
Vadim Bendebury | 1a7ec63 | 2013-02-17 16:22:09 -0800 | [diff] [blame] | 734 | |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 735 | @param image: a string, file name of the BIOS image to program |
| 736 | on the DUT. |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 737 | @param rw_only: True to only program the RW portion of BIOS. |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 738 | |
Vadim Bendebury | 1a7ec63 | 2013-02-17 16:22:09 -0800 | [diff] [blame] | 739 | """ |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 740 | self._initialize_programmer() |
Ricky Liang | c31aab3 | 2014-07-03 16:23:29 +0800 | [diff] [blame] | 741 | if not self.is_localhost(): |
| 742 | image = self._scp_image(image) |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 743 | if rw_only: |
| 744 | self._programmer_rw.program_bios(image) |
| 745 | else: |
| 746 | self._programmer.program_bios(image) |
Vadim Bendebury | b80ba59 | 2012-12-07 15:02:34 -0800 | [diff] [blame] | 747 | |
| 748 | |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 749 | def program_ec(self, image, rw_only=False): |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 750 | """Program ec on DUT with given image. |
Vadim Bendebury | 1a7ec63 | 2013-02-17 16:22:09 -0800 | [diff] [blame] | 751 | |
Yusuf Mohsinally | 6c078ae | 2013-11-21 11:06:42 -0800 | [diff] [blame] | 752 | @param image: a string, file name of the EC image to program |
| 753 | on the DUT. |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 754 | @param rw_only: True to only program the RW portion of EC. |
Vadim Bendebury | 1a7ec63 | 2013-02-17 16:22:09 -0800 | [diff] [blame] | 755 | |
Vadim Bendebury | 1a7ec63 | 2013-02-17 16:22:09 -0800 | [diff] [blame] | 756 | """ |
J. Richard Barnette | 8f19b39 | 2014-08-11 14:05:39 -0700 | [diff] [blame] | 757 | self._initialize_programmer() |
Ricky Liang | c31aab3 | 2014-07-03 16:23:29 +0800 | [diff] [blame] | 758 | if not self.is_localhost(): |
| 759 | image = self._scp_image(image) |
Tom Wai-Hong Tam | 4ac7898 | 2016-01-08 02:34:37 +0800 | [diff] [blame] | 760 | if rw_only: |
| 761 | self._programmer_rw.program_ec(image) |
| 762 | else: |
| 763 | self._programmer.program_ec(image) |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 764 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 765 | |
| 766 | def _switch_usbkey_power(self, power_state, detection_delay=False): |
| 767 | """Switch usbkey power. |
| 768 | |
| 769 | This function switches usbkey power by setting the value of |
| 770 | 'prtctl4_pwren'. If the power is already in the |
| 771 | requested state, this function simply returns. |
| 772 | |
| 773 | @param power_state: A string, 'on' or 'off'. |
| 774 | @param detection_delay: A boolean value, if True, sleep |
| 775 | for |USB_DETECTION_DELAY| after switching |
| 776 | the power on. |
| 777 | """ |
Kevin Cheng | a22c4a8 | 2016-10-07 14:13:25 -0700 | [diff] [blame] | 778 | # TODO(kevcheng): Forgive me for this terrible hack. This is just to |
| 779 | # handle beaglebones that haven't yet updated and have the |
| 780 | # safe_switch_usbkey_power RPC. I'll remove this once all beaglebones |
| 781 | # have been updated and also think about a better way to handle |
| 782 | # situations like this. |
| 783 | try: |
| 784 | self._server.safe_switch_usbkey_power(power_state) |
| 785 | except Exception: |
| 786 | self.set('prtctl4_pwren', power_state) |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 787 | if power_state == 'off': |
| 788 | time.sleep(self.USB_POWEROFF_DELAY) |
| 789 | elif detection_delay: |
| 790 | time.sleep(self.USB_DETECTION_DELAY) |
| 791 | |
| 792 | |
| 793 | def switch_usbkey(self, usb_state): |
| 794 | """Connect USB flash stick to either host or DUT, or turn USB port off. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 795 | |
| 796 | This function switches the servo multiplexer to provide electrical |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 797 | connection between the USB port J3 and either host or DUT side. It |
| 798 | can also be used to turn the USB port off. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 799 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 800 | Switching to 'dut' or 'host' is accompanied by powercycling |
| 801 | of the USB stick, because it sometimes gets wedged if the mux |
| 802 | is switched while the stick power is on. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 803 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 804 | @param usb_state: A string, one of 'dut', 'host', or 'off'. |
| 805 | 'dut' and 'host' indicate which side the |
| 806 | USB flash device is required to be connected to. |
| 807 | 'off' indicates turning the USB port off. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 808 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 809 | @raise: error.TestError in case the parameter is not 'dut' |
| 810 | 'host', or 'off'. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 811 | """ |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 812 | if self.get_usbkey_direction() == usb_state: |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 813 | return |
| 814 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 815 | if usb_state == 'off': |
Dan Shi | a5fef05 | 2015-05-18 23:28:47 -0700 | [diff] [blame] | 816 | self._switch_usbkey_power('off') |
| 817 | self._usb_state = usb_state |
| 818 | return |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 819 | elif usb_state == 'host': |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 820 | mux_direction = 'servo_sees_usbkey' |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 821 | elif usb_state == 'dut': |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 822 | mux_direction = 'dut_sees_usbkey' |
| 823 | else: |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 824 | raise error.TestError('Unknown USB state request: %s' % usb_state) |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 825 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 826 | self._switch_usbkey_power('off') |
Kevin Cheng | a22c4a8 | 2016-10-07 14:13:25 -0700 | [diff] [blame] | 827 | # TODO(kevcheng): Forgive me for this terrible hack. This is just to |
| 828 | # handle beaglebones that haven't yet updated and have the |
| 829 | # safe_switch_usbkey RPC. I'll remove this once all beaglebones have |
| 830 | # been updated and also think about a better way to handle situations |
| 831 | # like this. |
| 832 | try: |
| 833 | self._server.safe_switch_usbkey(mux_direction) |
| 834 | except Exception: |
| 835 | self.set('usb_mux_sel1', mux_direction) |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 836 | time.sleep(self.USB_POWEROFF_DELAY) |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 837 | self._switch_usbkey_power('on', usb_state == 'host') |
| 838 | self._usb_state = usb_state |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 839 | |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 840 | |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 841 | def get_usbkey_direction(self): |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 842 | """Get which side USB is connected to or 'off' if usb power is off. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 843 | |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 844 | @return: A string, one of 'dut', 'host', or 'off'. |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 845 | """ |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 846 | if not self._usb_state: |
| 847 | if self.get('prtctl4_pwren') == 'off': |
| 848 | self._usb_state = 'off' |
| 849 | elif self.get('usb_mux_sel1').startswith('dut'): |
| 850 | self._usb_state = 'dut' |
Vadim Bendebury | e7bd936 | 2012-12-19 14:35:20 -0800 | [diff] [blame] | 851 | else: |
Fang Deng | afb8814 | 2013-05-30 17:44:31 -0700 | [diff] [blame] | 852 | self._usb_state = 'host' |
| 853 | return self._usb_state |