Messages in this thread | | | Date | Sun, 26 Apr 1998 19:41:46 +0200 | From | Alessandro Rubini <> | Subject | Re: bigphysarea in 2.2 |
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>> In my own drivers (GPL'd modules, not in the kernel tarball) I ask the >> user to specify "mem=31M" to reserve the top 1M of RAM for DMA [..]
> The bigphysarea does essentially what you suggest, but provides a > simple allocator on top of it.
Yes, I have an allocator as well, to manage several buffers.
> Also, the bigphysarea interface would continue to work for different > architectures where memory is arranged differently, whatever.
I think I must study bigphysarea...
Best /alessandro
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