xref: /netbsd/sys/arch/alpha/pci/ttwoga_bus_io.c (revision 6550d01e)
1 /* $NetBSD: ttwoga_bus_io.c,v 1.2 2008/04/28 20:23:11 martin Exp $ */
2 
3 /*-
4  * Copyright (c) 1999 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: ttwoga_bus_io.c,v 1.2 2008/04/28 20:23:11 martin 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 <machine/bus.h>
43 
44 #include <alpha/pci/ttwogareg.h>
45 #include <alpha/pci/ttwogavar.h>
46 
47 #define	CHIP		ttwoga
48 
49 #define	CHIP_V(v)		((struct ttwoga_config *)(v))
50 
51 #define	CHIP_EX_MALLOC_SAFE(v)	(CHIP_V(v)->tc_mallocsafe)
52 
53 #define	CHIP_IO_EXTENT(v)	(CHIP_V(v)->tc_io_ex)
54 #define	CHIP_IO_EX_STORE(v)	(CHIP_V(v)->tc_io_exstorage)
55 #define	CHIP_IO_EX_STORE_SIZE(v) sizeof(CHIP_IO_EX_STORE(v))
56 
57 /* IO region 1 */
58 #define	CHIP_IO_W1_BUS_START(v)						\
59     (CHIP_V(v)->tc_io_bus_start)
60 #define	CHIP_IO_W1_BUS_END(v)						\
61     (CHIP_IO_W1_BUS_START(v) + CHIP_V(v)->tc_sysmap->tsmap_sio_bussize - 1)
62 #define	CHIP_IO_W1_SYS_START(v)						\
63     (ttwoga_gamma_cbus_bias + CHIP_V(v)->tc_sysmap->tsmap_sio_base)
64 #define	CHIP_IO_W1_SYS_END(v)						\
65     (CHIP_IO_W1_SYS_START(v) + CHIP_V(v)->tc_sysmap->tsmap_sio_syssize - 1)
66 
67 #include <alpha/pci/pci_swiz_bus_io_chipdep.c>
68