/* $NetBSD: opti82c700reg.h,v 1.2 2000/07/18 11:07:21 soda Exp $ */ /* * Copyright (c) 1999, by UCHIYAMA Yasushi * All rights reserved. * * 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. The name of the developer 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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. */ /* * Register definitions for the Opti 82c700 PCI-ISA bridge interrupt * controller. */ #define FIRESTAR_CFG_INTR_IRQ 0xb0 /* PCI configuration space */ #define FIRESTAR_CFG_INTR_PIRQ 0xb8 /* PCI configuration space */ #define FIRESTAR_PIRQ_NONE 0 #define FIRESTAR_PIRQ_MASK 0xdffa #define FIRESTAR_LEGAL_IRQ(irq) ((irq) >= 0 && (irq) <= 15 && \ ((1 << (irq)) & FIRESTAR_PIRQ_MASK) != 0) #define FIRESTAR_CFG_PIRQ_MASK 0x0f #define FIRESTAR_TRIGGER_MASK 0x01 #define FIRESTAR_TRIGGER_SHIFT 4 /* * Opti's suggested Link values. */ #define FIRESTAR_PIR_REGOFS_MASK 0x07 #define FIRESTAR_PIR_REGOFS_SHIFT 4 #define FIRESTAR_PIR_REGOFS(link) \ (((link) >> FIRESTAR_PIR_REGOFS_SHIFT) & FIRESTAR_PIR_REGOFS_MASK) #define FIRESTAR_PIR_SELECTSRC_MASK 0x07 #define FIRESTAR_PIR_SELECTSRC_SHIFT 0 #define FIRESTAR_PIR_SELECTSRC(link) \ (((link) >> FIRESTAR_PIR_SELECTSRC_SHIFT) & FIRESTAR_PIR_SELECTSRC_MASK) #define FIRESTAR_PIR_SELECT_NONE 0 #define FIRESTAR_PIR_SELECT_IRQ 1 #define FIRESTAR_PIR_SELECT_PIRQ 2 #define FIRESTAR_PIR_SELECT_BRIDGE 3 #define FIRESTAR_PIR_MAKELINK(src, ofs) \ (((src) << FIRESTAR_PIR_SELECTSRC_SHIFT) | \ ((ofs) << FIRESTAR_PIR_REGOFS_SHIFT)) |