| To: | Emmanuel Michon <em@realmagic.fr> |
|---|---|
| Subject: | Re: new platform |
| From: | Ralf Baechle <ralf@linux-mips.org> |
| Date: | Tue, 11 May 2004 12:52:54 +0200 |
| Cc: | linux-mips@linux-mips.org |
| In-reply-to: | <1084267342.2222.1348.camel@avalon.france.sdesigns.com> |
| Original-recipient: | rfc822;linux-mips@linux-mips.org |
| References: | <1084199090.12536.1314.camel@avalon.france.sdesigns.com> <20040510214927.GB22442@linux-mips.org> <1084267342.2222.1348.camel@avalon.france.sdesigns.com> |
| Sender: | linux-mips-bounce@linux-mips.org |
| User-agent: | Mutt/1.4.1i |
On Tue, May 11, 2004 at 11:22:22AM +0200, Emmanuel Michon wrote: > > Whatever - the driver API to use is ioremap. > > You mean that after basic probing you always access PCI devices thru the > TLB? No. ioremap knows how to optimize this for physical addresses that are mapped via KSEG1. So this just doesn't matter to driver writers. Ralf |
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