hp300spu.h revision 1.14 1 /* $NetBSD: hp300spu.h,v 1.14 2010/06/06 04:50:06 mrg Exp $ */
2
3 /*-
4 * Copyright (c) 1996, 1997 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 #ifndef _HP300_HP300SPU_H_
33 #define _HP300_HP300SPU_H_
34
35 /*
36 * This file describes various constants that describe and/or
37 * are unique to the HP 9000/300 or 400 SPUs.
38 */
39
40 /* values for machineid */
41 #define HP_320 0 /* 16MHz 68020+HP MMU+16K external cache */
42 #define HP_330 1 /* 16MHz 68020+68851 MMU */
43 #define HP_350 2 /* 25MHz 68020+HP MMU+32K external cache */
44 #define HP_360 3 /* 25MHz 68030 */
45 #define HP_370 4 /* 33MHz 68030+64K external cache */
46 #define HP_340 5 /* 16MHz 68030 */
47 #define HP_345 6 /* 50MHz 68030+32K external cache */
48 #define HP_375 7 /* 50MHz 68030+32K external cache */
49 #define HP_400 8 /* 50MHz 68030+32K external cache */
50 #define HP_380 9 /* 25MHz 68040 */
51 #define HP_425 10 /* 25MHz 68040 */
52 #define HP_433 11 /* 33MHz 68040 */
53 #define HP_385 12 /* 33MHz 68040 */
54 #define HP_362 13 /* 25MHz 68030 */
55 #define HP_382 14 /* 25MHz 68040 */
56
57 /* values for mmuid - used to differentiate similar CPU/cache combos */
58 #define MMUID_345 1 /* 345 */
59 #define MMUID_375 3 /* 375 */
60 #define MMUID_382 11 /* 382 */
61 #define MMUID_385 2 /* 385 */
62 #define MMUID_425_T 5 /* 425t - 25MHz Trailways */
63 #define MMUID_425_S 7 /* 425s - 25MHz Strider */
64 #define MMUID_433_T 4 /* 433t - 33MHz Trailways */
65 #define MMUID_433_S 6 /* 433s - 33MHz Strider */
66 #define MMUID_425_E 9 /* 425e - 25MHz Woody */
67
68 #define MMUID_SHIFT 8 /* left shift by this... */
69 #define MMUID_MASK 0xff /* ...and mask with this to get mmuid */
70
71 #if defined (_KERNEL) && !defined(_LOCORE)
72 extern int machineid; /* CPU model */
73 extern int cpuspeed; /* CPU speed, in MHz */
74 extern int mmuid; /* MMU id */
75 #endif /* _KERNEL && ! _LOCORE */
76
77 #ifdef _KERNEL
78
79 /*
80 * This section associates hp300 model configurations with certain
81 * combindations of CPU, MMU, and cache.
82 */
83
84 /*
85 * Pull in user-defined SPU configuration options.
86 */
87 #if defined(_KERNEL_OPT)
88 #include "opt_spuconf.h"
89 #include "opt_m68k_arch.h"
90 #endif
91
92 /*
93 * CPU configuration.
94 */
95 #if defined(HP320) || defined(HP330) || defined(HP350)
96 #define M68020
97 #endif
98
99 #if defined(HP340) || defined(HP345) || defined(HP360) || defined(HP362) || \
100 defined(HP370) || defined(HP375) || defined(HP400)
101 #define M68030
102 #endif
103
104 #if defined(HP380) || defined(HP382) || defined(HP385) || defined(HP425) || \
105 defined(HP433)
106 #define M68040
107 #endif
108
109 /*
110 * MMU configuration.
111 */
112 #if defined(HP320) || defined(HP350)
113 #define M68K_MMU_HP
114 #endif
115
116 #if defined(HP330) || defined(M68030) || defined(M68040)
117 #define M68K_MMU_MOTOROLA
118 #endif
119
120 /*
121 * Cache configuration.
122 */
123 #if defined(M68K_MMU_HP)
124 #define CACHE_HAVE_VAC
125 #define M68K_VAC
126 #endif
127
128 #if defined(HP345) || defined(HP370) || defined(HP375) || defined(HP400)
129 #define CACHE_HAVE_PAC
130 #endif
131
132 #endif /* _KERNEL */
133
134 #endif /* _HP300_HP300SPU_H_ */
135