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Annotation of sys/arch/i386/pci/rccosb4reg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: rccosb4reg.h,v 1.3 2005/11/23 09:24:57 mickey Exp $   */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 2004,2005 Michael Shalayeff
        !             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 RCC South Bridge interrupt controller.
        !            31:  */
        !            32:
        !            33: #define        OSB4_LEGAL_LINK(link)   ((link) >= 0 && (link) <= 0x1f)
        !            34:
        !            35: #define        OSB4_PIRQ_MASK          0xdefa
        !            36: #define        OSB4_LEGAL_IRQ(irq)     ((irq) > 0 && (irq) <= 15 &&            \
        !            37:                                 ((1 << (irq)) & OSB4_PIRQ_MASK) != 0)
        !            38:
        !            39: /*
        !            40:  * PCI Interrupts Address Index Register
        !            41:  */
        !            42: #define        OSB4_PIAIR      0xc00
        !            43: #define        OSB4_PIRR       0xc01
        !            44: #define        OSB4_PISP       3       /* special lines assumed to route thru ISA */
        !            45:
        !            46: /*
        !            47:  * ELCR - EDGE/LEVEL CONTROL REGISTER
        !            48:  *
        !            49:  * PCI I/O registers 0x4d0, 0x4d1
        !            50:  */
        !            51: #define        OSB4_REG_ELCR           0x4d0
        !            52: #define        OSB4_REG_ELCR_SIZE      2