From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andy Warner Subject: Re: libata & scsi rescan. Date: Wed, 6 Oct 2004 22:49:29 -0500 Sender: linux-ide-owner@vger.kernel.org Message-ID: <20041006224929.B18793@florence.linkmargin.com> References: <20041001123951.A23006@florence.linkmargin.com> <415DA2C0.3060600@pobox.com> <20041001141244.B23006@florence.linkmargin.com> <415DB03E.5090005@pobox.com> <20041004155647.A9589@florence.linkmargin.com> <4161BB01.5080607@pobox.com> <20041006173656.A18221@florence.linkmargin.com> <416496CC.4090105@pobox.com> <20041006214746.A18793@florence.linkmargin.com> <4164B548.7030700@pobox.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from ms-smtp-04.rdc-kc.rr.com ([24.94.166.116]:59265 "EHLO ms-smtp-04.rdc-kc.rr.com") by vger.kernel.org with ESMTP id S269672AbUJGDvS (ORCPT ); Wed, 6 Oct 2004 23:51:18 -0400 Content-Disposition: inline In-Reply-To: <4164B548.7030700@pobox.com>; from jgarzik@pobox.com on Wed, Oct 06, 2004 at 11:17:28PM -0400 List-Id: linux-ide@vger.kernel.org To: Jeff Garzik Cc: linux-ide@vger.kernel.org, Doug Ledford Jeff Garzik wrote: > > Well, the PDC2037x docs are under NDA, but the following information is > obviously required to implement hotplug, and therefore will obviously be > public once implemented: > > bits of Promise hotplug register, PDC_SATA_PLUG_CSR: > > 23:20 mask unplug irq (r/w) > 19:16 mask plug irq (r/w) > 11:8 SATAn is well connected (r/o) > 7:4 SATAn is plugged again (rwc) > 3:0 SATAn is disconnected (rwc) There's a fine line between being terse and being cryptic, as "man man" used to say .. :) Is it also true that the standard SATA control, error and status registers exist and function pretty much as the spec says (at least for (1 << 16) in error and the IPM & DET fields in Status) ? -- andyw@pobox.com Andy Warner Voice: (612) 801-8549 Fax: (208) 575-5634