Linked by Thom Holwerda on Mon 26th Apr 2010 18:38 UTC
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The best reason to use floppy is that it's very well standardised and relatively simple - you can write a floppy device driver in 2 days (including testing) and know that it'll work for all floppy drives (even those ancient 5.25 inch things) in 99.99% of computers that have floppy drives.
If you are writing your own drivers for commodity platforms that still support floppy drives, you're wasting your time. There are multiple open source projects available with various licenses that already provide drivers. (And new hardware generally supports floppies only via... USB.)
The problem here is "need a driver to install a driver". For example, if a company creates a new type of USB controller that an older OS doesn't/can't support, then getting the USB controller driver from a USB device isn't going to work.
When was the last time you had a USB controller that didn't work? EHCI is the standard interface for USB 2.0.




Member since:
2005-11-16
Hi,
Unfortunately, I agree, but for different reasons.
The best reason to use floppy is that it's very well standardised and relatively simple - you can write a floppy device driver in 2 days (including testing) and know that it'll work for all floppy drives (even those ancient 5.25 inch things) in 99.99% of computers that have floppy drives.
On the other hand, for USB flash you'd be looking at a few months work and enough (PCI, UHCI, AHCI, EHCI, etc.) code to fill a floppy, and never be too sure if it works for all flash/storage devices and all USB controllers. CD-ROM is much worse (ATA/ATAPI, SATA, SCSI, SAS, USB, etc.).
The problem here is "need a driver to install a driver". For example, if a company creates a new type of USB controller that an older OS doesn't/can't support, then getting the USB controller driver from a USB device isn't going to work.
-Brendan