xref: /openbsd/sys/arch/alpha/pci/mcpcia_bus_mem.c (revision fc61954a)
1 /* $OpenBSD: mcpcia_bus_mem.c,v 1.2 2012/12/05 23:20:10 deraadt Exp $ */
2 /* $NetBSD: mcpcia_bus_mem.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/param.h>
35 #include <sys/systm.h>
36 #include <sys/malloc.h>
37 #include <sys/syslog.h>
38 #include <sys/device.h>
39 
40 #include <uvm/uvm_extern.h>
41 
42 #include <machine/bus.h>
43 
44 #include <alpha/pci/mcpciareg.h>
45 #include <alpha/pci/mcpciavar.h>
46 
47 #define	CHIP		mcpcia
48 
49 #define	CHIP_EX_MALLOC_SAFE(v)	(((struct mcpcia_config *)(v))->cc_mallocsafe)
50 #define	CHIP_D_MEM_EXTENT(v)	(((struct mcpcia_config *)(v))->cc_d_mem_ex)
51 #define	CHIP_D_MEM_EX_STORE(v)						\
52 	(((struct mcpcia_config *)(v))->cc_dmem_exstorage)
53 #define	CHIP_D_MEM_EX_STORE_SIZE(v)					\
54 	(sizeof (((struct mcpcia_config *)(v))->cc_dmem_exstorage))
55 #define	CHIP_S_MEM_EXTENT(v)	(((struct mcpcia_config *)(v))->cc_s_mem_ex)
56 #define	CHIP_S_MEM_EX_STORE(v)						\
57 	(((struct mcpcia_config *)(v))->cc_smem_exstorage)
58 #define	CHIP_S_MEM_EX_STORE_SIZE(v)					\
59 	(sizeof (((struct mcpcia_config *)(v))->cc_smem_exstorage))
60 
61 /* Dense region 1 */
62 #define	CHIP_D_MEM_W1_BUS_START(v)	0x00000000UL
63 #define	CHIP_D_MEM_W1_BUS_END(v)	0x7fffffffUL
64 #define	CHIP_D_MEM_W1_SYS_START(v)					\
65 	(((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_DENSE)
66 #define	CHIP_D_MEM_W1_SYS_END(v)					\
67 	(CHIP_D_MEM_W1_SYS_START(v) + 0x7fffffffUL)
68 
69 /* Sparse region 1 */
70 #define	CHIP_S_MEM_W1_BUS_START(v)	0x00000000UL
71 #define	CHIP_S_MEM_W1_BUS_END(v)	0x00ffffffUL
72 #define	CHIP_S_MEM_W1_SYS_START(v)					\
73 	(((struct mcpcia_config *)(v))->cc_sysbase | MCPCIA_PCI_SPARSE)
74 #define	CHIP_S_MEM_W1_SYS_END(v)					\
75 	(CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W1_BUS_END(v) + 1) << 5) - 1)
76 
77 /* Sparse region 2 */
78 #define	CHIP_S_MEM_W2_BUS_START(v)	0x01000000UL
79 #define	CHIP_S_MEM_W2_BUS_END(v)	0x07FFFFFFUL
80 #define	CHIP_S_MEM_W2_SYS_START(v)					\
81 	((((struct mcpcia_config *)(v))->cc_sysbase|MCPCIA_PCI_SPARSE) + \
82 	(0x01000000UL<<5))
83 #define	CHIP_S_MEM_W2_SYS_END(v)					\
84 	(CHIP_S_MEM_W1_SYS_START(v) + ((CHIP_S_MEM_W2_BUS_END(v) + 1) << 5) - 1)
85 
86 #define CHIP_EXTENT_DNAME(v)		((struct mcpcia_config *)(v))->pc_mem_dex_name
87 #define CHIP_EXTENT_SNAME(v)		((struct mcpcia_config *)(v))->pc_mem_sex_name
88 #define CHIP_EXTENT_DSTORAGE(v)		((struct mcpcia_config *)(v))->pc_mem_dex_storage
89 #define CHIP_EXTENT_SSTORAGE(v)		((struct mcpcia_config *)(v))->pc_mem_sex_storage
90 
91 #include "alpha/pci/pci_swiz_bus_mem_chipdep.c"
92