What happened to cpm2_hostalloc

Scott Wood scottwood at freescale.com
Tue Feb 26 06:02:35 EST 2008


On Mon, Feb 25, 2008 at 10:47:04AM -0800, Bizhan Gholikhamseh (bgholikh) wrote:
> In Linux 2.6.11 version, there was a function named "cpm2_hostalloc"  to
> allocate memory at
> specific boundary. I am not able to locate that in the latest Linux
> version, 2.6.24-rc4. Is there any
> similiar function to this that I can use? 
> The SPI module on the CPM2 module required the memory descriptor on the
> ram to be at specific
> boundray (8 bytes).

It's probably best to use DPRAM for the descriptors if possible.  However,
if you want/need to use RAM, just allocate 8 bytes more than you need and
manually align it.

-Scott



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