cia_bwx_bus_mem.c revision 1.7 
1/* $NetBSD: cia_bwx_bus_mem.c,v 1.7 2023/12/04 00:32:10 thorpej Exp $ */
2
3/*
4 * Copyright (c) 1996 Carnegie-Mellon University.
5 * All rights reserved.
6 *
7 * Author: Chris G. Demetriou
8 *
9 * Permission to use, copy, modify and distribute this software and
10 * its documentation is hereby granted, provided that both the copyright
11 * notice and this permission notice appear in all copies of the
12 * software, derivative works or modified versions, and any portions
13 * thereof, and that both notices appear in supporting documentation.
14 *
15 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
16 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
17 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
18 *
19 * Carnegie Mellon requests users of this software to return to
20 *
21 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
22 *  School of Computer Science
23 *  Carnegie Mellon University
24 *  Pittsburgh PA 15213-3890
25 *
26 * any improvements or extensions that they make and grant Carnegie the
27 * rights to redistribute these changes.
28 */
29
30#include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
31
32__KERNEL_RCSID(1, "$NetBSD: cia_bwx_bus_mem.c,v 1.7 2023/12/04 00:32:10 thorpej Exp $");
33
34#include <sys/param.h>
35#include <sys/systm.h>
36#include <sys/syslog.h>
37#include <sys/device.h>
38
39#include <sys/bus.h>
40
41#include <alpha/pci/ciareg.h>
42#include <alpha/pci/ciavar.h>
43
44#define	CHIP		cia_bwx
45
46#define	CHIP_MEM_ARENA(v)	(((struct cia_config *)(v))->cc_d_mem_arena)
47
48#define	CHIP_MEM_SYS_START(v)	CIA_EV56_BWMEM
49
50/*
51 * CIA core logic with BWX enabled appears on EV56 and PCA56.  We
52 * require at least EV56 support for the assembler to emit BWX opcodes.
53 */
54__asm(".arch ev56");
55
56#include <alpha/pci/pci_bwx_bus_mem_chipdep.c>
57