FreeBSD/Linux Kernel Cross Reference
sys/sparc64/include/bus_common.h

     /*-
      * Copyright (c) 1992, 1993
      *      The Regents of the University of California.  All rights reserved.
      *
      * This software was developed by the Computer Systems Engineering group
      * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
      * contributed to Berkeley.
      *
      * 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.
     * 4. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
     *
     *      form: @(#)sbusreg.h     8.1 (Berkeley) 6/11/93
     *      from: NetBSD: iommureg.h,v 1.6 2001/07/20 00:07:13 eeh Exp
     *
     * $FreeBSD: releng/8.2/sys/sparc64/include/bus_common.h 202228 2010-01-13 20:07:45Z marius $
     */
    
    #ifndef _MACHINE_BUS_COMMON_H_
    #define _MACHINE_BUS_COMMON_H_
    
    #define INTCLR_PENDING          0x000000003ULL  /* Interrupt queued to CPU */
    #define INTCLR_RECEIVED         0x000000001ULL  /* Interrupt received */
    #define INTCLR_IDLE             0x000000000ULL  /* Interrupt idle */
    
    #define INTMAP_V                0x080000000ULL  /* Interrupt valid (enabled) */
    #define INTMAP_TID_MASK         0x07c000000ULL  /* UPA target ID */
    #define INTMAP_TID_SHIFT        26
    #define INTMAP_IGN_MASK         0x0000007c0ULL  /* Interrupt group no. */
    #define INTMAP_IGN_SHIFT        6
    #define INTMAP_INO_MASK         0x00000003fULL  /* Interrupt number */
    #define INTMAP_INR_MASK         (INTMAP_IGN_MASK | INTMAP_INO_MASK)
    #define INTMAP_SBUSSLOT_MASK    0x000000018ULL  /* SBus slot # */
    #define INTMAP_PCIBUS_MASK      0x000000010ULL  /* PCI bus number (A or B) */
    #define INTMAP_PCISLOT_MASK     0x00000000cULL  /* PCI slot # */
    #define INTMAP_PCIINT_MASK      0x000000003ULL  /* PCI interrupt #A,#B,#C,#D */
    #define INTMAP_OBIO_MASK        0x000000020ULL  /* Onboard device */
    #define INTIGN(x)               (((x) & INTMAP_IGN_MASK) >> INTMAP_IGN_SHIFT)
    #define INTVEC(x)               ((x) & INTMAP_INR_MASK)
    #define INTSLOT(x)              (((x) >> 3) & 0x7)
    #define INTPRI(x)               ((x) & 0x7)
    #define INTINO(x)               ((x) & INTMAP_INO_MASK)
    #define INTMAP_ENABLE(mr, mid)                                          \
            (INTMAP_TID((mr), (mid)) | INTMAP_V)
    #define INTMAP_TID(mr, mid)                                             \
            (((mr) & ~INTMAP_TID_MASK) | ((mid) << INTMAP_TID_SHIFT))
    #define INTMAP_VEC(ign, ino)                                            \
            ((((ign) << INTMAP_IGN_SHIFT) & INTMAP_IGN_MASK) |              \
            ((ino) & INTMAP_INO_MASK))
    
    /* counter-timer support. */
    void sparc64_counter_init(const char *name, bus_space_tag_t tag,
        bus_space_handle_t handle, bus_addr_t offset);
    
    #endif  /* !_MACHINE_BUS_COMMON_H_ */

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