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They only support SATA and USB-2, which unlike Firewire, do not work by DMA, IIRC. I'd assume they do not support Firewire for exactly this reason: to prevent a
by loop 17y ago
They only support SATA and USB-2, which unlike Firewire, do not work by DMA, IIRC. I'd assume they do not support Firewire for exactly this reason: to prevent a device from reading the systems memory directly (known as pwn-by-iPod)
- tsuraan 17y agoSATA certainly does support DMA. DMA isn't a feature unique to firewire; rather, USB is (nearly) unique in that it's the one high-speed standard that doesn't support DMA.