| To: | Benjamin Herrenschmidt <bh40@calva.net> |
|---|---|
| Subject: | Re: Proposal: non-PC ISA bus support |
| From: | De Schrijver Peter <schrijvp@rc.bel.alcatel.be> |
| Date: | Tue, 20 Jun 2000 15:25:09 +0200 |
| Cc: | Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>, Linux/PPC Development <linuxppc-dev@lists.linuxppc.org>, Linux/MIPS Development <linux@cthulhu.engr.sgi.com> |
| In-reply-to: | <20000620122329.13473@mailhost.mipsys.com>; from bh40@calva.net on Tue, Jun 20, 2000 at 02:23:29PM +0200 |
| References: | <Pine.GSO.4.10.10006201254290.8592-100000@dandelion.sonytel.be> <20000620122329.13473@mailhost.mipsys.com> |
| Sender: | owner-linux-mips@oss.sgi.com |
| User-agent: | Mutt/1.2i |
Hi, > We still can decide (and that's what I currently do in the kernel) that > IO space is only supported on one of those 3 busses (the one on which the > external PCI is). This prevents however use of IOs on the AGP slot, which > is a problem for things like XFree who may try to use VGA addresses on > the card. > Is this really a problem ? I would expect AGP cards to be fully addresseable via the I/O space assigned in the PCI IO resource base ? Peter. |
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