The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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

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    1 /*-
    2  * Copyright (c) 1999, 2000 Matthew R. Green
    3  * Copyright (c) 2001 Thomas Moestl <tmm@FreeBSD.org>
    4  * All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  * 3. The name of the author may not be used to endorse or promote products
   15  *    derived from this software without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   22  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   24  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *      from: NetBSD: ebus.c,v 1.26 2001/09/10 16:27:53 eeh Exp
   30  *
   31  * $FreeBSD: releng/6.3/sys/sparc64/isa/ofw_isa.h 139825 2005-01-07 02:29:27Z imp $
   32  */
   33 
   34 #ifndef _SPARC64_ISA_OFW_ISA_H_
   35 #define _SPARC64_ISA_OFW_ISA_H_
   36 
   37 /*
   38  * ISA PROM structures
   39  */
   40 struct isa_regs {
   41         u_int32_t       phys_hi;        /* high bits of physaddr */ 
   42         u_int32_t       phys_lo;
   43         u_int32_t       size;
   44 };
   45 
   46 #define ISA_REG_PHYS(r) \
   47         ((((u_int64_t)((r)->phys_hi)) << 32) | ((u_int64_t)(r)->phys_lo))
   48 
   49 /* XXX: this is a guess. Verify... */
   50 struct isa_ranges {
   51         u_int32_t       child_hi;
   52         u_int32_t       child_lo;
   53         u_int32_t       phys_hi;
   54         u_int32_t       phys_mid;
   55         u_int32_t       phys_lo;
   56         u_int32_t       size;
   57 };
   58 
   59 #define ISA_RANGE_CHILD(r) \
   60         ((((u_int64_t)((r)->child_hi)) << 32) | ((u_int64_t)(r)->child_lo))
   61 #define ISA_RANGE_PS(r) (((r)->phys_hi >> 24) & 0x03)
   62 #define ISA_RANGE_PHYS(r) \
   63         ((((u_int64_t)(r)->phys_mid) << 32) | ((u_int64_t)(r)->phys_lo))
   64 
   65 typedef u_int32_t ofw_isa_intr_t;
   66 
   67 int ofw_isa_range_restype(struct isa_ranges *);
   68 /* Map an IO range. Returns the resource type of the range. */
   69 int ofw_isa_range_map(struct isa_ranges *, int, u_long *, u_long *, int *);
   70 
   71 ofw_pci_intr_t ofw_isa_route_intr(device_t, phandle_t, struct ofw_bus_iinfo *,
   72     ofw_isa_intr_t);
   73 
   74 #endif /* !_SPARC64_ISA_OFW_ISA_H_ */

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