Re: pmap & ISADMA

[Matt Thomas <matt%3am-software.com@localhost>]

At 10:49 AM 2/20/2002 +0000, Robert Swindells wrote:
> port-acorn32%netbsd.org@localhost
> Subject: Small pmap.c change
>
>
> Would anyone have any objections to me splitting out the code from pmap.c
> that is surrounded by "#if NISADMA > 0" to it's own file ?
>
> It would avoid the need for a dummy "device isadma" line in conf files
> for non ISA platforms.

The right way to fix this is to redo the arguments to pmap_bootstrap.

It should be passed an array of the following struct:

{ int memreg_freelist; paddr_t memreg_start; psize_t memreg_size; }

Thus only caller needs to that ISADMA pages deserve their own freelist.

--
Matt Thomas               Internet:   matt%3am-software.com@localhost
3am Software Foundry      WWW URL:    http://www.3am-software.com/bio/matt/
Cupertino, CA             Disclaimer: I avow all knowledge of this message