So, how should my boot code convey that info? With more
add_memory_region() calls? Is that really all I need?
Matthew D. Dharm Senior Software Designer
Momentum Computer Inc. 1815 Aston Ave. Suite 107
(760) 431-8663 X-115 Carlsbad, CA 92008-7310
Momentum Works For You www.momenco.com
> -----Original Message-----
> From: firstname.lastname@example.org
> [mailto:email@example.com]On Behalf Of Kip Walker
> Sent: Wednesday, May 15, 2002 3:15 PM
> To: Matthew Dharm
> Cc: Linux-MIPS
> Subject: Re: MIPS 64?
> Matthew Dharm wrote:
> > I don't suppose anyone has a primer or white paper on the
> High Memory
> > stuff? i.e. Applications, requirements, or a quick HOWTO?
> Well, the CONFIG option is at the bottom of the Machine
> Selection menu.
> With a fairly recent 2.4 or 2.5 kernel, it should build at work.
> Basically, if your firmware/boot code conveys info about
> regions above
> physical address 0x1fffffff, the kernel will allocate "struct page"
> entries for it, and add them to the pool of allocatable memory. The
> kernel gets at them by mapping them into Kseg2/Kseg3 temporarily.
> turn it on, see what happens! I haven't looked for a primer.