Re: PCI questions

To: Kazuki Sakamoto <sakamoto%splhack.org@localhost>
Subject: Re: PCI questions
From: Allen Briggs <briggs%wasabisystems.com@localhost>
Date: Mon, 5 Feb 2001 11:56:10 -0500

On Tue, Feb 06, 2001 at 01:18:43AM +0900, Kazuki Sakamoto wrote:
> This definition is for PCI master, not for CPU.

Ah...  OK...  So the PHYS_TO_PCI_MEM(x) is a translation that
allows a PCI bus master to access system memory?

That is, if I am a PCI bus master, and I want to access system
memory address 0x00001234, then I want to use 0x80001234, so I
would use PHYS_TO_PCI_MEM(0x00001234).  Correct?

-allen

-- 
 Allen Briggs                     briggs%wasabisystems.com@localhost
 http://www.wasabisystems.com/    Quality NetBSD CDs, Sales, Support, Service

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