Clint Thomas wrote:
> To anybody who has done this before or understands how to do this, I
> was wondering if you know how to "*tell*" the kernel how much memory
> there is in the system. An example would be if I have 512MB of RAM,
> but only want the system to know that there is about 500MB in RAM, so
> that 12MB does not exist to the OS/kernel. Would this require mucking
> about in U-boot? or can I just define this in the kernel source? Thanks
>
> Clinton Thomas
Most bootloaders including u-boot pass a board information structure
that includes a variety of information including the memory size.
Also I think top of memory is also typically passed to the Linux
Kernel as a register parameter by the boot loader.
>
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--
Dave Lynch DLA Systems
Software Development: Embedded Linux
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Over 25 years' experience in platforms, languages, and technologies too
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