Re: bigphysarea in 2.2

Alessandro Rubini (rubini@pop.systemy.it)
Sun, 26 Apr 1998 19:41:46 +0200


>> 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

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu