dc21285mem.h revision 1.3 1 /* $NetBSD: dc21285mem.h,v 1.3 2021/08/24 08:39:50 skrll Exp $ */
2
3 /*
4 * Copyright (c) 1997,1998 Mark Brinicombe.
5 * Copyright (c) 1997,1998 Causality Limited
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, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by Mark Brinicombe
19 * for the NetBSD Project.
20 * 4. The name of the company nor the name of the author may be used to
21 * endorse or promote products derived from this software without specific
22 * prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
25 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
28 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37 /*
38 * Physical memory map provided by the DC21285 'Footbridge'
39 */
40
41 #define DC21285_SDRAM_BASE 0x00000000
42 #define DC21285_SDRAM_SIZE 0x10000000 /* 256 MB */
43
44 #define DC21285_SDRAM_A0MR 0x40000000
45 #define DC21285_SDRAM_A1MR 0x40004000
46 #define DC21285_SDRAM_A2MR 0x40008000
47 #define DC21285_SDRAM_A3MR 0x4000c000
48
49 #define DC21285_XBUS_XCS0 0x40010000
50 #define DC21285_XBUS_XCS1 0x40011000
51 #define DC21285_XBUS_XCS2 0x40012000
52 #define DC21285_XBUS_NOCS 0x40013000
53
54 #define DC21285_ROM_BASE 0x41000000
55 #define DC21285_ROM_SIZE 0x01000000 /* 16MB */
56
57 #define DC21285_ARMCSR_BASE 0x42000000
58 #define DC21285_ARMCSR_SIZE 0x00100000 /* 1MB */
59
60 #define DC21285_SA_CACHE_FLUSH_BASE 0x50000000
61 #define DC21285_SA_CACHE_FLUSH_SIZE 0x01000000 /* 16MB */
62
63 #define DC21285_OUTBOUND_WRITE_FLUSH 0x78000000
64
65 #define DC21285_PCI_IACK_SPECIAL 0x79000000
66 #define DC21285_PCI_TYPE_1_CONFIG 0x7a000000
67 #define DC21285_PCI_TYPE_0_CONFIG 0x7b000000
68 #define DC21285_PCI_IO_BASE 0x7c000000
69 #define DC21285_PCI_IO_SIZE 0x00010000 /* 64K */
70 #define DC21285_PCI_MEM_BASE 0x80000000
71 #define DC21285_PCI_MEM_SIZE 0x80000000 /* 2GB */
72
73 /*
74 * Standard Virtual memory map used for the DC21285 'Footbridge'
75 */
76 #define DC21285_ARMCSR_VBASE 0xfd000000
77 #define DC21285_ARMCSR_VSIZE 0x00100000 /* 1mB */
78 #define DC21285_CACHE_FLUSH_VBASE 0xfd100000
79 #define DC21285_CACHE_FLUSH_VSIZE 0x00100000 /* 1MB */
80 #define DC21285_PCI_IO_VBASE 0xfd200000
81 #define DC21285_PCI_IO_VSIZE 0x00100000 /* 1mB */
82 #define DC21285_PCI_IACK_VBASE 0xfd300000
83 #define DC21285_PCI_IACK_VSIZE 0x00100000 /* 1MB */
84 #define DC21285_PCI_ISA_MEM_VBASE 0xfd400000
85 #define DC21285_PCI_ISA_MEM_VSIZE 0x00100000 /* 1MB */
86 #define DC21285_PCI_TYPE_1_CONFIG_VBASE 0xfe000000
87 #define DC21285_PCI_TYPE_1_CONFIG_VSIZE 0x01000000 /* 16MB */
88 #define DC21285_PCI_TYPE_0_CONFIG_VBASE 0xff000000
89 #define DC21285_PCI_TYPE_0_CONFIG_VSIZE 0x01000000 /* 16MB */
90