Re: Reserving large amounts of RAM for busmastering PCI card.

From: Pete Zaitcev (zaitcev@redhat.com)
Date: Thu Jul 26 2001 - 07:29:25 EST


> > > Since the 2.4 kernels introduce the e820map structure, I'd like to
> > > plug into that infrastructure, and create a new type memory segment
> > > for this storage (I envisage having more than one segment), but in the
> > > 2.4.4 kernel (which I am forced to remain with for quite a while) it
> > > seems not to be used apart from set up at boot time.
> >
> > Stop reinventing the wheel and take Matt & Pauline's bigphisarea.
> > http://www.polyware.nl/~middelink/patch/bigphysarea-2.4.4.tar.gz
>
> Is bigphysarea needed in 2.4? You have alloc_bootmem...

I thought bigphisarea allowed to unload and reload modules,
at least I used it that way with C-cube MPEG board. Makes
for faster tests.

-- Pete
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