Re: [PATCH v4 08/24] C6X: memory management and DMA support

From: Arnd Bergmann
Date: Tue Oct 04 2011 - 15:10:23 EST

On Tuesday 04 October 2011 12:43:45 Mark Salter wrote:
> From: Aurelien Jacquiot <a-jacquiot@xxxxxx>
> Original port to early 2.6 kernel using TI COFF toolchain.
> Brought up to date by Mark Salter <msalter@xxxxxxxxxx>
> The C6X architecture currently lacks an MMU so memory management is relatively
> simple. There is no bus snooping between L2 and main memory but coherent DMA
> memory is supported by making regions of main memory uncached. If such a region
> is desired, it can be specified on the commandline with a "memdma=" argument.
> Signed-off-by: Aurelien Jacquiot <a-jacquiot@xxxxxx>
> Signed-off-by: Mark Salter <msalter@xxxxxxxxxx>
> CC: Arnd Bergmann <arnd@xxxxxxxx>

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at