From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt To: Geert Uytterhoeven Cc: , Linux/PowerPC Devel List Subject: Re: dual head r128 Date: Tue, 17 Oct 2000 19:17:48 +0200 Message-Id: <19340911104932.6471@192.168.1.2> In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: >> Some display cards (like voodoo) AFAIK, need us to tweak with the VGA IO >> registers. The interest in having something like ioportremap or similar >> is that we can have the platform specific code return a different base >> for VGA than other legacy devices, thus allowing us to have, for example, >> such a VGA card in the AGP slot and a legacy serial card in the PCI slots. > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ >Do these exist? I'm aware of legacy serial cards for ISA slots only. >AFAIK all PCI serial cards use PCI configuration and are handled separately by >serial.c. Well, maybe they don't... this was an example provided by someone else. I personally don't own anything that decodes legacy addresses anyway. Ben. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/