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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * Mach Operating System
24: * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
25: * All Rights Reserved.
26: *
27: * Permission to use, copy, modify and distribute this software and its
28: * documentation is hereby granted, provided that both the copyright
29: * notice and this permission notice appear in all copies of the
30: * software, derivative works or modified versions, and any portions
31: * thereof, and that both notices appear in supporting documentation.
32: *
33: * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
34: * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
35: * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
36: *
37: * Carnegie Mellon requests users of this software to return to
38: *
39: * Software Distribution Coordinator or [email protected]
40: * School of Computer Science
41: * Carnegie Mellon University
42: * Pittsburgh PA 15213-3890
43: *
44: * any improvements or extensions that they make and grant Carnegie Mellon
45: * the rights to redistribute these changes.
46: */
47: /* File: machine.h
48: * Author: Avadis Tevanian, Jr.
49: * Date: 1986
50: *
51: * Machine independent machine abstraction.
52: */
53:
54: #ifndef _MACH_MACHINE_H_
55: #define _MACH_MACHINE_H_
56:
57: #ifdef MACH_KERNEL_PRIVATE
58: #include <cpus.h>
59: #endif /* MACH_KERNEL_PRIVATE */
60:
61: #include <mach/machine/vm_types.h>
62: #include <mach/boolean.h>
63:
64: /*
65: * For each host, there is a maximum possible number of
66: * cpus that may be available in the system. This is the
67: * compile-time constant NCPUS, which is defined in cpus.h.
68: *
69: * In addition, there is a machine_slot specifier for each
70: * possible cpu in the system.
71: */
72:
73: struct machine_info {
74: integer_t major_version; /* kernel major version id */
75: integer_t minor_version; /* kernel minor version id */
76: integer_t max_cpus; /* max number of cpus compiled */
77: integer_t avail_cpus; /* number actually available */
78: vm_size_t memory_size; /* size of memory in bytes */
79: };
80:
81: typedef struct machine_info *machine_info_t;
82: typedef struct machine_info machine_info_data_t; /* bogus */
83:
84: typedef integer_t cpu_type_t;
85: typedef integer_t cpu_subtype_t;
86:
87: #define CPU_STATE_MAX 4
88:
89: #define CPU_STATE_USER 0
90: #define CPU_STATE_SYSTEM 1
91: #define CPU_STATE_IDLE 2
92: #define CPU_STATE_NICE 3
93:
94: struct machine_slot {
95: /*boolean_t*/integer_t is_cpu; /* is there a cpu in this slot? */
96: cpu_type_t cpu_type; /* type of cpu */
97: cpu_subtype_t cpu_subtype; /* subtype of cpu */
98: /*boolean_t*/integer_t running; /* is cpu running */
99: integer_t cpu_ticks[CPU_STATE_MAX];
100: integer_t clock_freq; /* clock interrupt frequency */
101: };
102:
103: typedef struct machine_slot *machine_slot_t;
104: typedef struct machine_slot machine_slot_data_t; /* bogus */
105:
106: #ifdef KERNEL_PRIVATE
107: extern struct machine_info machine_info;
108: extern struct machine_slot machine_slot[];
109: #endif
110:
111: /*
112: * Machine types known by all.
113: */
114:
115: #define CPU_TYPE_ANY ((cpu_type_t) -1)
116:
117: #define CPU_TYPE_VAX ((cpu_type_t) 1)
118: /* skip ((cpu_type_t) 2) */
119: /* skip ((cpu_type_t) 3) */
120: /* skip ((cpu_type_t) 4) */
121: /* skip ((cpu_type_t) 5) */
122: #define CPU_TYPE_MC680x0 ((cpu_type_t) 6)
123: #define CPU_TYPE_I386 ((cpu_type_t) 7)
124: /* skip CPU_TYPE_MIPS ((cpu_type_t) 8) */
125: /* skip ((cpu_type_t) 9) */
126: #define CPU_TYPE_MC98000 ((cpu_type_t) 10)
127: #define CPU_TYPE_HPPA ((cpu_type_t) 11)
128: /* skip CPU_TYPE_ARM ((cpu_type_t) 12) */
129: #define CPU_TYPE_MC88000 ((cpu_type_t) 13)
130: #define CPU_TYPE_SPARC ((cpu_type_t) 14)
131: #define CPU_TYPE_I860 ((cpu_type_t) 15)
132: /* skip CPU_TYPE_ALPHA ((cpu_type_t) 16) */
133: /* skip ((cpu_type_t) 17) */
134: #define CPU_TYPE_POWERPC ((cpu_type_t) 18)
135:
136:
137: /*
138: * Machine subtypes (these are defined here, instead of in a machine
139: * dependent directory, so that any program can get all definitions
140: * regardless of where is it compiled).
141: */
142:
143: /*
144: * Object files that are hand-crafted to run on any
145: * implementation of an architecture are tagged with
146: * CPU_SUBTYPE_MULTIPLE. This functions essentially the same as
147: * the "ALL" subtype of an architecture except that it allows us
148: * to easily find object files that may need to be modified
149: * whenever a new implementation of an architecture comes out.
150: *
151: * It is the responsibility of the implementor to make sure the
152: * software handles unsupported implementations elegantly.
153: */
154: #define CPU_SUBTYPE_MULTIPLE ((cpu_subtype_t) -1)
155: #define CPU_SUBTYPE_LITTLE_ENDIAN ((cpu_subtype_t) 0)
156: #define CPU_SUBTYPE_BIG_ENDIAN ((cpu_subtype_t) 1)
157:
158: /*
159: * VAX subtypes (these do *not* necessary conform to the actual cpu
160: * ID assigned by DEC available via the SID register).
161: */
162:
163: #define CPU_SUBTYPE_VAX_ALL ((cpu_subtype_t) 0)
164: #define CPU_SUBTYPE_VAX780 ((cpu_subtype_t) 1)
165: #define CPU_SUBTYPE_VAX785 ((cpu_subtype_t) 2)
166: #define CPU_SUBTYPE_VAX750 ((cpu_subtype_t) 3)
167: #define CPU_SUBTYPE_VAX730 ((cpu_subtype_t) 4)
168: #define CPU_SUBTYPE_UVAXI ((cpu_subtype_t) 5)
169: #define CPU_SUBTYPE_UVAXII ((cpu_subtype_t) 6)
170: #define CPU_SUBTYPE_VAX8200 ((cpu_subtype_t) 7)
171: #define CPU_SUBTYPE_VAX8500 ((cpu_subtype_t) 8)
172: #define CPU_SUBTYPE_VAX8600 ((cpu_subtype_t) 9)
173: #define CPU_SUBTYPE_VAX8650 ((cpu_subtype_t) 10)
174: #define CPU_SUBTYPE_VAX8800 ((cpu_subtype_t) 11)
175: #define CPU_SUBTYPE_UVAXIII ((cpu_subtype_t) 12)
176:
177: /*
178: * 680x0 subtypes
179: *
180: * The subtype definitions here are unusual for historical reasons.
181: * NeXT used to consider 68030 code as generic 68000 code. For
182: * backwards compatability:
183: *
184: * CPU_SUBTYPE_MC68030 symbol has been preserved for source code
185: * compatability.
186: *
187: * CPU_SUBTYPE_MC680x0_ALL has been defined to be the same
188: * subtype as CPU_SUBTYPE_MC68030 for binary comatability.
189: *
190: * CPU_SUBTYPE_MC68030_ONLY has been added to allow new object
191: * files to be tagged as containing 68030-specific instructions.
192: */
193:
194: #define CPU_SUBTYPE_MC680x0_ALL ((cpu_subtype_t) 1)
195: #define CPU_SUBTYPE_MC68030 ((cpu_subtype_t) 1) /* compat */
196: #define CPU_SUBTYPE_MC68040 ((cpu_subtype_t) 2)
197: #define CPU_SUBTYPE_MC68030_ONLY ((cpu_subtype_t) 3)
198:
199: /*
200: * I386 subtypes.
201: */
202:
203: #define CPU_SUBTYPE_I386_ALL ((cpu_subtype_t) 3)
204: #define CPU_SUBTYPE_386 ((cpu_subtype_t) 3)
205: #define CPU_SUBTYPE_486 ((cpu_subtype_t) 4)
206: #define CPU_SUBTYPE_486SX ((cpu_subtype_t) 4 + 128)
207: #define CPU_SUBTYPE_586 ((cpu_subtype_t) 5)
208: #define CPU_SUBTYPE_INTEL(f, m) ((cpu_subtype_t) (f) + ((m) << 4))
209: #define CPU_SUBTYPE_PENT CPU_SUBTYPE_INTEL(5, 0)
210: #define CPU_SUBTYPE_PENTPRO CPU_SUBTYPE_INTEL(6, 1)
211: #define CPU_SUBTYPE_PENTII_M3 CPU_SUBTYPE_INTEL(6, 3)
212: #define CPU_SUBTYPE_PENTII_M5 CPU_SUBTYPE_INTEL(6, 5)
213:
214: #define CPU_SUBTYPE_INTEL_FAMILY(x) ((x) & 15)
215: #define CPU_SUBTYPE_INTEL_FAMILY_MAX 15
216:
217: #define CPU_SUBTYPE_INTEL_MODEL(x) ((x) >> 4)
218: #define CPU_SUBTYPE_INTEL_MODEL_ALL 0
219:
220: /*
221: * Mips subtypes.
222: */
223:
224: #define CPU_SUBTYPE_MIPS_ALL ((cpu_subtype_t) 0)
225: #define CPU_SUBTYPE_MIPS_R2300 ((cpu_subtype_t) 1)
226: #define CPU_SUBTYPE_MIPS_R2600 ((cpu_subtype_t) 2)
227: #define CPU_SUBTYPE_MIPS_R2800 ((cpu_subtype_t) 3)
228: #define CPU_SUBTYPE_MIPS_R2000a ((cpu_subtype_t) 4) /* pmax */
229: #define CPU_SUBTYPE_MIPS_R2000 ((cpu_subtype_t) 5)
230: #define CPU_SUBTYPE_MIPS_R3000a ((cpu_subtype_t) 6) /* 3max */
231: #define CPU_SUBTYPE_MIPS_R3000 ((cpu_subtype_t) 7)
232:
233: /*
234: * MC98000 (PowerPC) subtypes
235: */
236: #define CPU_SUBTYPE_MC98000_ALL ((cpu_subtype_t) 0)
237: #define CPU_SUBTYPE_MC98601 ((cpu_subtype_t) 1)
238:
239: /*
240: * HPPA subtypes for Hewlett-Packard HP-PA family of
241: * risc processors. Port by NeXT to 700 series.
242: */
243:
244: #define CPU_SUBTYPE_HPPA_ALL ((cpu_subtype_t) 0)
245: #define CPU_SUBTYPE_HPPA_7100 ((cpu_subtype_t) 0) /* compat */
246: #define CPU_SUBTYPE_HPPA_7100LC ((cpu_subtype_t) 1)
247:
248: /*
249: * MC88000 subtypes.
250: */
251: #define CPU_SUBTYPE_MC88000_ALL ((cpu_subtype_t) 0)
252: #define CPU_SUBTYPE_MC88100 ((cpu_subtype_t) 1)
253: #define CPU_SUBTYPE_MC88110 ((cpu_subtype_t) 2)
254:
255: /*
256: * SPARC subtypes
257: */
258: #define CPU_SUBTYPE_SPARC_ALL ((cpu_subtype_t) 0)
259:
260: /*
261: * I860 subtypes
262: */
263: #define CPU_SUBTYPE_I860_ALL ((cpu_subtype_t) 0)
264: #define CPU_SUBTYPE_I860_860 ((cpu_subtype_t) 1)
265:
266: /*
267: * PowerPC subtypes
268: */
269: #define CPU_SUBTYPE_POWERPC_ALL ((cpu_subtype_t) 0)
270: #define CPU_SUBTYPE_POWERPC_601 ((cpu_subtype_t) 1)
271: #define CPU_SUBTYPE_POWERPC_602 ((cpu_subtype_t) 2)
272: #define CPU_SUBTYPE_POWERPC_603 ((cpu_subtype_t) 3)
273: #define CPU_SUBTYPE_POWERPC_603e ((cpu_subtype_t) 4)
274: #define CPU_SUBTYPE_POWERPC_603ev ((cpu_subtype_t) 5)
275: #define CPU_SUBTYPE_POWERPC_604 ((cpu_subtype_t) 6)
276: #define CPU_SUBTYPE_POWERPC_604e ((cpu_subtype_t) 7)
277: #define CPU_SUBTYPE_POWERPC_620 ((cpu_subtype_t) 8)
278: #define CPU_SUBTYPE_POWERPC_750 ((cpu_subtype_t) 9)
279: #define CPU_SUBTYPE_POWERPC_Max ((cpu_subtype_t) 10)
280:
281: #endif /* _MACH_MACHINE_H_ */
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