SafeBoot Simon wrote:

> On Mar 4, 6:26 pm, "Sebastian G." <se...@seppig.de> wrote:
>> The really strange thing is that every WHQL-certified FireWire driver is
>> explicitly required to disable this feature on startup.
>
> Are you sure? I thought DMA access was a requirement of the Firewire
> HW specification to allow a device to map into memory?


DMA access and allowing DMA access to every possible memory location are two
different pairs of shoes. A third relevant pair would be bus-mastering.