R&D mode: Difference between revisions
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You can enable R&D mode by passing the <code>--enable-rd-mode</code> flag to the [[flasher]]. | You can enable R&D mode by passing the <code>--enable-rd-mode</code> flag to the [[Documentation/Maemo 5 Developer Guide/Development Environment/Maemo Flasher-3.5|flasher]]. | ||
You must use a Linux or a Mac OS X computer to enable R&D Mode, as the Windows update wizard will not allow you to enable/disable R&D Mode. Although, the Windows flasher will disable R&D Mode if you use it to reflash a device that has R&D Mode already enabled. | You must use a Linux or a Mac OS X computer to enable R&D Mode, as the Windows update wizard will not allow you to enable/disable R&D Mode. Although, the Windows flasher will disable R&D Mode if you use it to reflash a device that has R&D Mode already enabled. | ||
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*The power button turns on the tablet with a shortpress press as opposed to the longpress normally required. | *The power button turns on the tablet with a shortpress press as opposed to the longpress normally required. | ||
*N900: The keyboard backlight behind the left and right side of the keyboard flickers in response to system activity. | *[[Nokia N900|N900]]: The keyboard backlight behind the left and right side of the keyboard flickers in response to system activity. | ||
== R&D mode flags == | == R&D mode flags == | ||
Revision as of 13:00, 13 April 2010
You can enable R&D mode by passing the --enable-rd-mode flag to the flasher.
You must use a Linux or a Mac OS X computer to enable R&D Mode, as the Windows update wizard will not allow you to enable/disable R&D Mode. Although, the Windows flasher will disable R&D Mode if you use it to reflash a device that has R&D Mode already enabled.
What R&D mode does
sudo gainrootin the console can be used, without installing anything extra, to gain a root shell.
- The power button turns on the tablet with a shortpress press as opposed to the longpress normally required.
- N900: The keyboard backlight behind the left and right side of the keyboard flickers in response to system activity.
R&D mode flags
You can enable some R&D mode flags (flasher-3.0 --set-rd-flags=<flag>) for various features:
no-lifeguard-reset- Disables the lifeguard process (lifeguard reboots the device when an important system process crashes).serial-console- Enables the serial console (the serial port pins are next to the battery) and causes a shorter battery life.no-omap-wd- Disables the watchdog on the OMAP processor.no-retu-wd- Disables the watchdog on retu.no-usb-timeout- Unknown
