Date: Sun, 18 Oct 1998 13:42:58 +0200 (IST)
From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender: eliz AT is
To: Gero Timann <geti AT mcis DOT de>
cc: djgpp AT delorie DOT com
Subject: Re: UDMA <-> getting physical address of an array ?
In-Reply-To: <36277D79.C9D0F1EF@mcis.de>
Message-ID: <Pine.SUN.3.91.981018134236.2705b-100000@is>
MIME-Version: 1.0
Content-Type: TEXT/PLAIN; charset=US-ASCII
Reply-To: djgpp AT delorie DOT com


On Fri, 16 Oct 1998, Gero Timann wrote:

> Modern DMA-Controllers allows now to write/read to/from 16MB (insteed of
> the old 1MB with only 64k-addressing). Great, no dosmemget and
> 64k-boundary-malloc needed. But, how can i get the real physical address
> from an array, where i want to store the data, under DJGPP ?

Use the VDS API.  See section 18.15 of the DJGPP FAQ list for more
details about this.