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irongate_bus_mem.c revision 1.4 
      1 /* $NetBSD: irongate_bus_mem.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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
     40 
     41 __KERNEL_RCSID(1, "$NetBSD: irongate_bus_mem.c,v 1.4 2000/06/29 08:58:47 mrg Exp $");
     42 
     43 #include <sys/param.h>
     44 #include <sys/systm.h>
     45 #include <sys/malloc.h>
     46 #include <sys/syslog.h>
     47 #include <sys/device.h>
     48 
     49 #include <uvm/uvm_extern.h>
     50 
     51 #include <machine/bus.h>
     52 
     53 #include <alpha/pci/irongatereg.h>
     54 #include <alpha/pci/irongatevar.h>
     55 
     56 #define	CHIP		irongate
     57 
     58 #define	CHIP_EX_MALLOC_SAFE(v)	(((struct irongate_config *)(v))->ic_mallocsafe)
     59 #define	CHIP_MEM_EXTENT(v)	(((struct irongate_config *)(v))->ic_mem_ex)
     60 
     61 #define	CHIP_MEM_SYS_START(v)	IRONGATE_MEM_BASE
     62 
     63 /*
     64  * AMD 751 core logic appears on EV6.  We require at least EV56
     65  * support for the assembler to emit BWX opcodes.
     66  */
     67 __asm(".arch ev6");
     68 
     69 #include <alpha/pci/pci_bwx_bus_mem_chipdep.c>
     70