xref: /openbsd/sys/arch/alpha/pci/mcpcia_bus_io.c (revision 7b36286a)
1 /* $OpenBSD: mcpcia_bus_io.c,v 1.1 2007/03/16 21:22:27 robert Exp $ */
2 /* $NetBSD: mcpcia_bus_io.c,v 1.3 2000/06/29 08:58:47 mrg Exp $ */
3 
4 /*
5  * Copyright (c) 1998 by Matthew Jacob
6  * NASA AMES Research Center.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice immediately at the beginning of the file, without modification,
14  *    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. The name of the author may not be used to endorse or promote products
19  *    derived from this software without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
25  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
35 #include <sys/param.h>
36 #include <sys/systm.h>
37 #include <sys/malloc.h>
38 #include <sys/syslog.h>
39 #include <sys/device.h>
40 
41 #include <uvm/uvm_extern.h>
42 
43 #include <machine/bus.h>
44 
45 #include <alpha/pci/mcpciareg.h>
46 #include <alpha/pci/mcpciavar.h>
47 
48 #define	CHIP		mcpcia
49 
50 #define	CHIP_EX_MALLOC_SAFE(v)	(((struct mcpcia_config *)(v))->cc_mallocsafe)
51 #define	CHIP_IO_EXTENT(v)	(((struct mcpcia_config *)(v))->cc_io_ex)
52 #define	CHIP_IO_EX_STORE(v)	(((struct mcpcia_config *)(v))->cc_io_exstorage)
53 #define	CHIP_IO_EX_STORE_SIZE(v)					\
54 	(sizeof (((struct mcpcia_config *)(v))->cc_io_exstorage))
55 
56 /* IO Region 1 */
57 #define	CHIP_IO_W1_BUS_START(v)	0x00000000UL
58 #define	CHIP_IO_W1_BUS_END(v)	0x0000ffffUL
59 #define	CHIP_IO_W1_SYS_START(v)						\
60 	(((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_IOSPACE)
61 #define	CHIP_IO_W1_SYS_END(v)						\
62 	(CHIP_IO_W1_SYS_START(v) + ((CHIP_IO_W1_BUS_END(v) + 1) << 5) - 1)
63 
64 /* IO Region 2 */
65 #define	CHIP_IO_W2_BUS_START(v)	0x00010000UL
66 #define	CHIP_IO_W2_BUS_END(v)	0x01ffffffUL
67 #define	CHIP_IO_W2_SYS_START(v)						\
68 	(((struct mcpcia_config *)(v))->cc_sysbase + MCPCIA_PCI_IOSPACE + \
69 	    (0x00010000 << 5))
70 #define	CHIP_IO_W2_SYS_END(v)						\
71 	((CHIP_IO_W1_SYS_START(v) + ((CHIP_IO_W2_BUS_END(v) + 1) << 5) - 1))
72 
73 #define CHIP_EXTENT_NAME(v)		((struct mcpcia_config *)(v))->pc_io_ex_name
74 #define CHIP_EXTENT_STORAGE(v)		((struct mcpcia_config *)(v))->pc_io_ex_storage
75 
76 #include "alpha/pci/pci_swiz_bus_io_chipdep.c"
77