[PATCH] cpm: Describe multi-user ram in its own device node.

Vitaly Bordug vitb at kernel.crashing.org
Sat Sep 29 06:06:21 EST 2007


Hello Scott,

Looks good, only one note:

On Fri, 28 Sep 2007 14:06:16 -0500
Scott Wood wrote:

> +	im_dprambase = cpm2_immr->im_dprambase;
> +
>  	/* Attach the usable dpmem area */
>  	/* XXX: This is actually crap. CPM_DATAONLY_BASE and
>  	 * CPM_DATAONLY_SIZE is only a subset of the available dpram. It
>  	 * varies with the processor and the microcode patches activated.
>  	 * But the following should be at least safe.
>  	 */
> -	rh_attach_region(&cpm_dpmem_info, 0, r.end - r.start + 1);
> +	rh_attach_region(&cpm_dpmem_info, CPM_MAP_ADDR + CPM_DATAONLY_BASE,
> +	                 CPM_DATAONLY_SIZE);
>  }
>  
Can we have something to address upper comment? I mean,any way to have dpram beginning and size encoded in the device tree? We seem to be adding new bus, and still pulling the information from the defines. Maybe I miss something
here, but it looks a bit odd.

-- 
Sincerely, Vitaly



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