xref: /netbsd/sys/arch/alpha/pci/mcpcia_bus_io.c (revision bf9ec67e)
1 /* $NetBSD: mcpcia_bus_io.c,v 1.3 2000/06/29 08:58:47 mrg Exp $ */
2 
3 /*
4  * Copyright (c) 1998 by Matthew Jacob
5  * NASA AMES Research Center.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice immediately at the beginning of the file, without modification,
13  *    this list of conditions, and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
24  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
34 
35 __KERNEL_RCSID(1, "$NetBSD: mcpcia_bus_io.c,v 1.3 2000/06/29 08:58:47 mrg Exp $");
36 
37 #include <sys/param.h>
38 #include <sys/systm.h>
39 #include <sys/malloc.h>
40 #include <sys/syslog.h>
41 #include <sys/device.h>
42 
43 #include <uvm/uvm_extern.h>
44 
45 #include <machine/bus.h>
46 
47 #include <alpha/pci/mcpciareg.h>
48 #include <alpha/pci/mcpciavar.h>
49 
50 #define	CHIP		mcpcia
51 
52 #define	CHIP_EX_MALLOC_SAFE(v)	(((struct mcpcia_config *)(v))->cc_mallocsafe)
53 #define	CHIP_IO_EXTENT(v)	(((struct mcpcia_config *)(v))->cc_io_ex)
54 #define	CHIP_IO_EX_STORE(v)	(((struct mcpcia_config *)(v))->cc_io_exstorage)
55 #define	CHIP_IO_EX_STORE_SIZE(v)					\
56 	(sizeof (((struct mcpcia_config *)(v))->cc_io_exstorage))
57 
58 /* IO Region 1 */
59 #define	CHIP_IO_W1_BUS_START(v)	0x00000000UL
60 #define	CHIP_IO_W1_BUS_END(v)	0x0000ffffUL
61 #define	CHIP_IO_W1_SYS_START(v)						\
62 	(((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_IOSPACE)
63 #define	CHIP_IO_W1_SYS_END(v)						\
64 	(CHIP_IO_W1_SYS_START(v) + ((CHIP_IO_W1_BUS_END(v) + 1) << 5) - 1)
65 
66 /* IO Region 2 */
67 #define	CHIP_IO_W2_BUS_START(v)	0x00010000UL
68 #define	CHIP_IO_W2_BUS_END(v)	0x01ffffffUL
69 #define	CHIP_IO_W2_SYS_START(v)						\
70 	(((struct mcpcia_config *)(v))->cc_sysbase + MCPCIA_PCI_IOSPACE + \
71 	    (0x00010000 << 5))
72 #define	CHIP_IO_W2_SYS_END(v)						\
73 	((CHIP_IO_W1_SYS_START(v) + ((CHIP_IO_W2_BUS_END(v) + 1) << 5) - 1))
74 
75 #include <alpha/pci/pci_swiz_bus_io_chipdep.c>
76