Re: How to alloc_pages from a given physical memory?

On 06.07.2017 12:20, kipade wrote:

[...] (I have a look at> the kerrnel source, every omap_bo_object [...]

[...] I use arm 32bit cpu, with kernel 3.14

Here I want to allocate a block of shared memory from a given physical address, such as 0x90000000, 6M. [...]

it is well beyond newbie, you may find help on vendor forum, i guess it is TI (Texas Instruments) Sitara SoC, google search gives first hit: http://processors.wiki.ti.com/index.php/CMEM_Overview -- Best regards, Kamil Konieczny Samsung R&D Institute Poland