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FireWire: the hardware interface where the designers & implementers thought offering unfettered DMA was a good idea.
by payne92 9y ago
FireWire: the hardware interface where the designers & implementers thought offering unfettered DMA was a good idea.
- qubex 9y agoIf I'm not mistaken that is also true of latter Thunderbolt.
- astrodust 9y agoAt the time it was a good idea. It avoided bottlenecking everything through the CPU in an era when CPU power was extremely scarce: A 200MHz G3 chip doesn't have a lot of surplus horsepower. Let's also hear your whines about how the C64 didn't have protected memory and the Apple ][ was so easy to hack because you could open the lid and poke around with a logic probe.