cpu-type.h

  1/*
  2 * This file is subject to the terms and conditions of the GNU General Public
  3 * License.  See the file "COPYING" in the main directory of this archive
  4 * for more details.
  5 *
  6 * Copyright (C) 2003, 2004 Ralf Baechle
  7 * Copyright (C) 2004  Maciej W. Rozycki
  8 */
  9#ifndef __ASM_CPU_TYPE_H
 10#define __ASM_CPU_TYPE_H
 11
 12#include <linux/smp.h>
 13#include <linux/compiler.h>
 14
 15static inline int __pure __get_cpu_type(const int cpu_type)
 16{
 17	switch (cpu_type) {
 18#if defined(CONFIG_SYS_HAS_CPU_LOONGSON2E) || \
 19    defined(CONFIG_SYS_HAS_CPU_LOONGSON2F)
 20	case CPU_LOONGSON2EF:
 21#endif
 22
 23#ifdef CONFIG_SYS_HAS_CPU_LOONGSON64
 24	case CPU_LOONGSON64:
 25#endif
 26
 27#ifdef CONFIG_SYS_HAS_CPU_LOONGSON32
 28	case CPU_LOONGSON32:
 29#endif
 30
 31#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R1
 32	case CPU_4KC:
 33	case CPU_ALCHEMY:
 34	case CPU_PR4450:
 35#endif
 36
 37#if defined(CONFIG_SYS_HAS_CPU_MIPS32_R1) || \
 38    defined(CONFIG_SYS_HAS_CPU_MIPS32_R2)
 39	case CPU_4KEC:
 40	case CPU_XBURST:
 41#endif
 42
 43#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R2
 44	case CPU_4KSC:
 45	case CPU_24K:
 46	case CPU_34K:
 47	case CPU_1004K:
 48	case CPU_74K:
 49	case CPU_1074K:
 50	case CPU_M14KC:
 51	case CPU_M14KEC:
 52	case CPU_INTERAPTIV:
 53	case CPU_PROAPTIV:
 54#endif
 55
 56#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R5
 57	case CPU_M5150:
 58	case CPU_P5600:
 59#endif
 60
 61#if defined(CONFIG_SYS_HAS_CPU_MIPS32_R2) || \
 62    defined(CONFIG_SYS_HAS_CPU_MIPS32_R5) || \
 63    defined(CONFIG_SYS_HAS_CPU_MIPS32_R6) || \
 64    defined(CONFIG_SYS_HAS_CPU_MIPS64_R2) || \
 65    defined(CONFIG_SYS_HAS_CPU_MIPS64_R5) || \
 66    defined(CONFIG_SYS_HAS_CPU_MIPS64_R6)
 67	case CPU_QEMU_GENERIC:
 68#endif
 69
 70#ifdef CONFIG_SYS_HAS_CPU_MIPS64_R1
 71	case CPU_5KC:
 72	case CPU_5KE:
 73	case CPU_20KC:
 74	case CPU_25KF:
 75	case CPU_SB1:
 76	case CPU_SB1A:
 77#endif
 78
 79#ifdef CONFIG_SYS_HAS_CPU_MIPS64_R2
 80	/*
 81	 * All MIPS64 R2 processors have their own special symbols.  That is,
 82	 * there currently is no pure R2 core
 83	 */
 84#endif
 85
 86#ifdef CONFIG_SYS_HAS_CPU_MIPS32_R6
 87	case CPU_M6250:
 88#endif
 89
 90#ifdef CONFIG_SYS_HAS_CPU_MIPS64_R6
 91	case CPU_I6400:
 92	case CPU_I6500:
 93	case CPU_P6600:
 94#endif
 95
 96#ifdef CONFIG_SYS_HAS_CPU_R3000
 97	case CPU_R2000:
 98	case CPU_R3000:
 99	case CPU_R3000A:
100	case CPU_R3041:
101	case CPU_R3051:
102	case CPU_R3052:
103	case CPU_R3081:
104	case CPU_R3081E:
105#endif
106
107#ifdef CONFIG_SYS_HAS_CPU_R4300
108	case CPU_R4300:
109	case CPU_R4310:
110#endif
111
112#ifdef CONFIG_SYS_HAS_CPU_R4X00
113	case CPU_R4000PC:
114	case CPU_R4000SC:
115	case CPU_R4000MC:
116	case CPU_R4200:
117	case CPU_R4400PC:
118	case CPU_R4400SC:
119	case CPU_R4400MC:
120	case CPU_R4600:
121	case CPU_R4700:
122	case CPU_R4640:
123	case CPU_R4650:
124#endif
125
126#ifdef CONFIG_SYS_HAS_CPU_TX49XX
127	case CPU_TX49XX:
128#endif
129
130#ifdef CONFIG_SYS_HAS_CPU_R5000
131	case CPU_R5000:
132#endif
133
134#ifdef CONFIG_SYS_HAS_CPU_R5500
135	case CPU_R5500:
136#endif
137
138#ifdef CONFIG_SYS_HAS_CPU_NEVADA
139	case CPU_NEVADA:
140#endif
141
142#ifdef CONFIG_SYS_HAS_CPU_R10000
143	case CPU_R10000:
144	case CPU_R12000:
145	case CPU_R14000:
146	case CPU_R16000:
147#endif
148#ifdef CONFIG_SYS_HAS_CPU_RM7000
149	case CPU_RM7000:
150	case CPU_SR71000:
151#endif
152#ifdef CONFIG_SYS_HAS_CPU_SB1
153	case CPU_SB1:
154	case CPU_SB1A:
155#endif
156#ifdef CONFIG_SYS_HAS_CPU_CAVIUM_OCTEON
157	case CPU_CAVIUM_OCTEON:
158	case CPU_CAVIUM_OCTEON_PLUS:
159	case CPU_CAVIUM_OCTEON2:
160	case CPU_CAVIUM_OCTEON3:
161#endif
162
163#if defined(CONFIG_SYS_HAS_CPU_BMIPS32_3300) || \
164	defined (CONFIG_SYS_HAS_CPU_MIPS32_R1)
165	case CPU_BMIPS32:
166	case CPU_BMIPS3300:
167#endif
168
169#ifdef CONFIG_SYS_HAS_CPU_BMIPS4350
170	case CPU_BMIPS4350:
171#endif
172
173#ifdef CONFIG_SYS_HAS_CPU_BMIPS4380
174	case CPU_BMIPS4380:
175#endif
176
177#ifdef CONFIG_SYS_HAS_CPU_BMIPS5000
178	case CPU_BMIPS5000:
179#endif
180		break;
181	default:
182		unreachable();
183	}
184
185	return cpu_type;
186}
187
188static inline int __pure current_cpu_type(void)
189{
190	const int cpu_type = current_cpu_data.cputype;
191
192	return __get_cpu_type(cpu_type);
193}
194
195static inline int __pure boot_cpu_type(void)
196{
197	const int cpu_type = cpu_data[0].cputype;
198
199	return __get_cpu_type(cpu_type);
200}
201
202#endif /* __ASM_CPU_TYPE_H */