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Annotation of sys/arch/i386/pci/opti82c558reg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: opti82c558reg.h,v 1.3 2000/03/28 03:37:59 mickey Exp $        */
        !             2: /*     $NetBSD: opti82c558reg.h,v 1.1 1999/11/17 01:21:20 thorpej Exp $  */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1999, by UCHIYAMA Yasushi
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. The name of the developer may NOT be used to endorse or promote products
        !            14:  *    derived from this software without specific prior written permission.
        !            15:  *
        !            16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
        !            17:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            18:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            19:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
        !            20:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            21:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            22:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            24:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            25:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            26:  * SUCH DAMAGE.
        !            27:  */
        !            28:
        !            29: /*
        !            30:  * Register definitions for the Opti 82c558 PCI-ISA bridge interrupt
        !            31:  * controller.
        !            32:  */
        !            33:
        !            34: /*
        !            35:  * PCI IRQ Select Register
        !            36:  */
        !            37:
        !            38: #define        VIPER_CFG_PIRQ          0x40    /* PCI configuration space */
        !            39:
        !            40: /*
        !            41:  * Trigger setting:
        !            42:  *
        !            43:  *     [1:7]=>5,9,10,11,12,14,15 Edge = 0 Level = 1
        !            44:  */
        !            45: #define        VIPER_CFG_TRIGGER_SHIFT 16
        !            46:
        !            47: #define        VIPER_LEGAL_LINK(link)  ((link) >= 0 && (link) <= 3)
        !            48:
        !            49: #define        VIPER_PIRQ_MASK         0xde20
        !            50: #define        VIPER_LEGAL_IRQ(irq)    ((irq) >= 0 && (irq) <= 15 &&           \
        !            51:                                 ((1 << (irq)) & VIPER_PIRQ_MASK) != 0)
        !            52:
        !            53: #define        VIPER_PIRQ_NONE         0
        !            54: #define        VIPER_PIRQ_5            1
        !            55: #define        VIPER_PIRQ_9            2
        !            56: #define        VIPER_PIRQ_10           3
        !            57: #define        VIPER_PIRQ_11           4
        !            58: #define        VIPER_PIRQ_12           5
        !            59: #define        VIPER_PIRQ_14           6
        !            60: #define        VIPER_PIRQ_15           7
        !            61:
        !            62: #define        VIPER_PIRQ_SELECT_MASK  0x07
        !            63: #define        VIPER_PIRQ_SELECT_SHIFT 3
        !            64:
        !            65: #define        VIPER_PIRQ(reg, x)      (((reg) >> ((x) * VIPER_PIRQ_SELECT_SHIFT)) \
        !            66:                                 & VIPER_PIRQ_SELECT_MASK)