Updating ps3 storage media
The initial slim PS3s SKU shipped with a unique firmware with new features, also seen in software 3.00.
Lib GCM is a low level API, and PSGL is a higher level API, but most developers preferred to use lib GCM due to higher levels of performance.
Connect the USB hard drive to the PS3 and the PS3 system software will automatically recognize the external USB hard drive, allowing you to copy contents from the PS3 to the external USB hard drive. This is fairly simple, just use the navigation in the PS3 to locate the media you would like to back up and copy it to the USB hard drive.
Due to the fact that it requires a licensing agreement with Sony (which is considered expensive), a number of open source and homebrew PS3 SDKs are available in addition to a number of leaked PS3 SDKs.
The Play Station 3 uses the Xross Media Bar (XMB) as its graphical user interface, which is also used in the Play Station Portable (PSP) handheld console, a variety of Sony BRAVIA HDTVs, Blu-ray disc players and many more Sony products.
Once all the content you wish to back up has been moved to the external USB hard drive you can safely remove the USB drive and power down the PS3 console. Now move the PS3 console onto a work area you have prepared and place it on its side as shown in the picture below.
There is an HDD sticker on the one side, this side should be up.