/* $NetBSD: icsidereg.h,v 1.3 2002/09/15 11:00:11 bjh21 Exp $ */ /* * Copyright (c) 1997 Mark Brinicombe * Copyright (c) 1997 Causality Limited * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Mark Brinicombe * for the NetBSD Project. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * Registers and address offsets for the ICS IDE card. */ /* ID register, read 4 consecutive words and extract ID from bit 0 */ #define ID_REGISTER_OFFSET 0x2280 /* byte offset from fast base */ #define REGISTER_SPACING_SHIFT 6 #define IDE_REGISTER_SPACE 0x200 #define AUX_REGISTER_SPACE 4 #define IRQ_REGISTER_SPACE 4 #define ID_REGISTER_SPACE 4 #define IRQ_STATUS_REGISTER_MASK 0x01 /* IDE drive registers */ #define ICSIDE_MAX_CHANNELS 2 /* ARCIN V5 registers */ #define V5_IDE_BASE 0x2800 /* byte offset from base */ #define V5_AUX_BASE 0x2a80 /* byte offset from base */ #define V5_IRQ_BASE 0x0004 /* byte offset from base */ #define V5_IRQSTAT_BASE 0x0000 /* byte offset from base */ /* ARCIN V6 registers */ #define V6_ADDRLATCH 0x0000 #define V6_ADDRLATCH_DMACHAN 0x01 /* XXX doc is unclear, poss 0x02*/ #define V6_ADDRLATCH_EASI 0x20 /* EASI space enable */ #define V6_P_IDE_BASE 0x2000 /* byte offset from base */ #define V6_P_AUX_BASE 0x2380 /* byte offset from base */ #define V6_P_IRQ_BASE 0x2200 /* byte offset from base */ #define V6_P_IRQSTAT_BASE 0x2290 /* byte offset from base */ #define V6_S_IDE_BASE 0x3000 /* byte offset from base */ #define V6_S_AUX_BASE 0x3380 /* byte offset from base */ #define V6_S_IRQ_BASE 0x3200 /* byte offset from base */ #define V6_S_IRQSTAT_BASE 0x3290 /* byte offset from base */ |