FreeBSD/Linux Kernel Cross Reference
sys/sparc64/isa/ofw_isa.h

     /*-
      * Copyright (c) 1999, 2000 Matthew R. Green
      * Copyright (c) 2001 Thomas Moestl <tmm@FreeBSD.org>
      * 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. 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. 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.
     *
     *      from: NetBSD: ebus.c,v 1.26 2001/09/10 16:27:53 eeh Exp
     *
     * $FreeBSD$
     */
    
    #ifndef _SPARC64_ISA_OFW_ISA_H_
    #define _SPARC64_ISA_OFW_ISA_H_
    
    /*
     * ISA PROM structures
     */
    struct isa_regs {
            u_int32_t       phys_hi;        /* high bits of physaddr */ 
            u_int32_t       phys_lo;
            u_int32_t       size;
    };
    
    #define ISA_REG_PHYS(r) \
            ((((u_int64_t)((r)->phys_hi)) << 32) | ((u_int64_t)(r)->phys_lo))
    
    /* XXX: this is a guess. Verify... */
    struct isa_ranges {
            u_int32_t       child_hi;
            u_int32_t       child_lo;
            u_int32_t       phys_hi;
            u_int32_t       phys_mid;
            u_int32_t       phys_lo;
            u_int32_t       size;
    };
    
    #define ISA_RANGE_CHILD(r) \
            ((((u_int64_t)((r)->child_hi)) << 32) | ((u_int64_t)(r)->child_lo))
    #define ISA_RANGE_PS(r) (((r)->phys_hi >> 24) & 0x03)
    #define ISA_RANGE_PHYS(r) \
            ((((u_int64_t)(r)->phys_mid) << 32) | ((u_int64_t)(r)->phys_lo))
    
    typedef u_int32_t ofw_isa_intr_t;
    
    int ofw_isa_range_restype(struct isa_ranges *);
    /* Map an IO range. Returns the resource type of the range. */
    int ofw_isa_range_map(struct isa_ranges *, int, u_long *, u_long *, int *);
    
    ofw_pci_intr_t ofw_isa_route_intr(device_t, phandle_t, struct ofw_bus_iinfo *,
        ofw_isa_intr_t);
    
    #endif /* !_SPARC64_ISA_OFW_ISA_H_ */

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