sys/arch/alpha/pci/irongate_bus_io.c

   1 /* $NetBSD: irongate_bus_io.c,v 1.4 2000/06/29 08:58:47 mrg Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Jason R. Thorpe.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>                  /* RCS ID & Copyright macro defns */
  33
  34 __KERNEL_RCSID(1, "$NetBSD: irongate_bus_io.c,v 1.4 2000/06/29 08:58:47 mrg Exp $");
  35
  36 #include <sys/param.h>
  37 #include <sys/systm.h>
  38 #include <sys/malloc.h>
  39 #include <sys/syslog.h>
  40 #include <sys/device.h>
  41
  42 #include <uvm/uvm_extern.h>
  43
  44 #include <machine/bus.h>
  45
  46 #include <alpha/pci/irongatereg.h>
  47 #include <alpha/pci/irongatevar.h>
  48
  49 #define CHIP            irongate
  50
  51 #define CHIP_EX_MALLOC_SAFE(v)  (((struct irongate_config *)(v))->ic_mallocsafe)
  52 #define CHIP_IO_EXTENT(v)       (((struct irongate_config *)(v))->ic_io_ex)
  53
  54 #define CHIP_IO_SYS_START(v)    IRONGATE_IO_BASE
  55
  56 /*
  57  * AMD 751 core logic appears on EV6.  We require at least EV56
  58  * support for the assembler to emit BWX opcodes.
  59  */
  60 __asm(".arch ev6");
  61
  62 #include <alpha/pci/pci_bwx_bus_io_chipdep.c>