Editing N900 Hardware USB Host
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USB Host mode has reached beta status, and is working reliably with manual speed switching. | USB Host mode has reached beta status, and is working reliably with manual speed switching. | ||
- | Proper host mode would only require the normal cable, and a commonly available adapter. ([http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=250641334947 USB A-A adaptor]) | + | Proper host mode would only require the normal cable, and a commonly available adapter. ([http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=250641334947 USB A-A adaptor]) |
A pre-alpha of hostmode was released on the 23rd of September, here: http://talk.maemo.org/showthread.php?p=824298 | A pre-alpha of hostmode was released on the 23rd of September, here: http://talk.maemo.org/showthread.php?p=824298 | ||
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*If the supply is a charger (D+,D- short, detected by the 1707a), fast charge. | *If the supply is a charger (D+,D- short, detected by the 1707a), fast charge. | ||
*Attempt to enumerate as a device, if this succeeds (including handling of suspended busses), then enumerate and charge as a device, respecting the enumerated current. | *Attempt to enumerate as a device, if this succeeds (including handling of suspended busses), then enumerate and charge as a device, respecting the enumerated current. | ||
- | *If | + | *If enumeration as a device, and charger detection have failed, we may be plugged into a hub or device with reverse power. Attempt to enumerate connected devices. Charge at user-defined maximum current. For example - may be a 500mA power supply also supplying the hub and a keyboard = 2 unit loads - max draw = 300mA. |
==Installation== | ==Installation== | ||
- | Install hostmode-gui from -devel, kernel | + | Install hostmode-gui from -devel, your kernel will be replaced. |
- | + | apt-get install hostmode-gui | |
- | + | ==Usage== | |
- | "The most | + | "A help window is available and will guide you through the steps needed. |
- | + | The mount button is currently hardcoded to mount /dev/sda1, default for most USB flash drives and HDDs. | |
+ | For NTFS support, do modprobe ntfs as root | ||
+ | For ISO (CDs/DVDs - most of them), do modprobe isofs (also as root). | ||
+ | CDs will have the dev node /dev/sr0, so you'll need to do mount /dev/sr0 /mnt etc... | ||
+ | Disabling tracker by adding /media/flash to tracker-cfg's non watch configuration is recomended, use tracker-cfg UI." | ||
- | + | == Warning: == | |
- | + | Uninstalling "h-e-n" might brick your device. However, it's easy to restore it to a working state by re-flashing the kernel. | |
- | + | ||
- | + | '''Steps:''' | |
- | + | *download http://tablets-dev.nokia.com/nokia_N900.php?f=RX-51_2009SE_20.2010.36-2_PR_COMBINED_MR0_ARM.bin | |
- | + | *download flasher for your system from http://tablets-dev.nokia.com/maemo-dev-env-downloads.php and install it | |
- | + | *Turn off your device | |
+ | *Plug-in usb cable into n900 | ||
+ | *open console and run flasher-3.5 -F RX-51_2009SE_20.2010.36-2_PR_COMBINED_MR0_ARM.bin --flash-only=kernel -f -R | ||
+ | The .bin file has to be in the "current" directory. | ||
+ | * Initiate flashing by pressing enter | ||
+ | * Turn on your device, slide-down keyboard and press "U" | ||
+ | * Wait until flashing is finished | ||
+ | * You should get a working phone with all of your programs and settings. | ||
== Devices == | == Devices == | ||
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== Demos == | == Demos == | ||
* http://www.youtube.com/watch?v=zDzUG-bno6Q by MohammadAG (usb CD-ROM) | * http://www.youtube.com/watch?v=zDzUG-bno6Q by MohammadAG (usb CD-ROM) | ||
- | * http://www.youtube.com/watch?v= | + | * http://www.youtube.com/watch?v=1Qfx_jaQ9jo&NR=1 by divan0 (usb HDD via usbhub) |
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* http://www.youtube.com/watch?v=9byE_qTl15M by divan0 (usb keyboard) | * http://www.youtube.com/watch?v=9byE_qTl15M by divan0 (usb keyboard) | ||
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==Hostmode development team:== | ==Hostmode development team:== |
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