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Kumar Gala10b35d92005-09-23 14:08:58 -05001#ifndef __ASM_POWERPC_CPUTABLE_H
2#define __ASM_POWERPC_CPUTABLE_H
3
David Gibson3ddfbcf2005-11-10 12:56:55 +11004#include <asm/asm-compat.h>
Kumar Gala10b35d92005-09-23 14:08:58 -05005
6#define PPC_FEATURE_32 0x80000000
7#define PPC_FEATURE_64 0x40000000
8#define PPC_FEATURE_601_INSTR 0x20000000
9#define PPC_FEATURE_HAS_ALTIVEC 0x10000000
10#define PPC_FEATURE_HAS_FPU 0x08000000
11#define PPC_FEATURE_HAS_MMU 0x04000000
12#define PPC_FEATURE_HAS_4xxMAC 0x02000000
13#define PPC_FEATURE_UNIFIED_CACHE 0x01000000
14#define PPC_FEATURE_HAS_SPE 0x00800000
15#define PPC_FEATURE_HAS_EFP_SINGLE 0x00400000
16#define PPC_FEATURE_HAS_EFP_DOUBLE 0x00200000
Paul Mackerras98599012005-10-22 16:51:34 +100017#define PPC_FEATURE_NO_TB 0x00100000
Paul Mackerrasa7ddc5e2005-11-10 14:29:18 +110018#define PPC_FEATURE_POWER4 0x00080000
19#define PPC_FEATURE_POWER5 0x00040000
20#define PPC_FEATURE_POWER5_PLUS 0x00020000
21#define PPC_FEATURE_CELL 0x00010000
Paul Mackerras80f15dc2006-01-14 10:11:39 +110022#define PPC_FEATURE_BOOKE 0x00008000
Benjamin Herrenschmidtaa5cb022006-03-01 15:07:07 +110023#define PPC_FEATURE_SMT 0x00004000
24#define PPC_FEATURE_ICACHE_SNOOP 0x00002000
Anton Blanchard03054d52006-04-29 09:51:06 +100025#define PPC_FEATURE_ARCH_2_05 0x00001000
Kumar Gala10b35d92005-09-23 14:08:58 -050026
27#ifdef __KERNEL__
28#ifndef __ASSEMBLY__
29
30/* This structure can grow, it's real size is used by head.S code
31 * via the mkdefs mechanism.
32 */
33struct cpu_spec;
Kumar Gala10b35d92005-09-23 14:08:58 -050034
Kumar Gala10b35d92005-09-23 14:08:58 -050035typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
Kumar Gala10b35d92005-09-23 14:08:58 -050036
Anton Blanchard32a33992006-01-09 15:41:31 +110037enum powerpc_oprofile_type {
Andy Whitcroft7a45fb12006-01-13 12:35:49 +000038 PPC_OPROFILE_INVALID = 0,
39 PPC_OPROFILE_RS64 = 1,
40 PPC_OPROFILE_POWER4 = 2,
41 PPC_OPROFILE_G4 = 3,
42 PPC_OPROFILE_BOOKE = 4,
Anton Blanchard32a33992006-01-09 15:41:31 +110043};
44
Kumar Gala10b35d92005-09-23 14:08:58 -050045struct cpu_spec {
46 /* CPU is matched via (PVR & pvr_mask) == pvr_value */
47 unsigned int pvr_mask;
48 unsigned int pvr_value;
49
50 char *cpu_name;
51 unsigned long cpu_features; /* Kernel features */
52 unsigned int cpu_user_features; /* Userland features */
53
54 /* cache line sizes */
55 unsigned int icache_bsize;
56 unsigned int dcache_bsize;
57
58 /* number of performance monitor counters */
59 unsigned int num_pmcs;
60
61 /* this is called to initialize various CPU bits like L1 cache,
62 * BHT, SPD, etc... from head.S before branching to identify_machine
63 */
64 cpu_setup_t cpu_setup;
Kumar Gala10b35d92005-09-23 14:08:58 -050065
66 /* Used by oprofile userspace to select the right counters */
67 char *oprofile_cpu_type;
68
69 /* Processor specific oprofile operations */
Anton Blanchard32a33992006-01-09 15:41:31 +110070 enum powerpc_oprofile_type oprofile_type;
Paul Mackerras80f15dc2006-01-14 10:11:39 +110071
Michael Neulinge78dbc82006-06-08 14:42:34 +100072 /* Bit locations inside the mmcra change */
73 unsigned long oprofile_mmcra_sihv;
74 unsigned long oprofile_mmcra_sipr;
75
76 /* Bits to clear during an oprofile exception */
77 unsigned long oprofile_mmcra_clear;
78
Paul Mackerras80f15dc2006-01-14 10:11:39 +110079 /* Name of processor class, for the ELF AT_PLATFORM entry */
80 char *platform;
Kumar Gala10b35d92005-09-23 14:08:58 -050081};
82
Kumar Gala10b35d92005-09-23 14:08:58 -050083extern struct cpu_spec *cur_cpu_spec;
Kumar Gala10b35d92005-09-23 14:08:58 -050084
Paul Mackerras9b6b5632005-10-06 12:06:20 +100085extern void identify_cpu(unsigned long offset, unsigned long cpu);
86extern void do_cpu_ftr_fixups(unsigned long offset);
87
Kumar Gala10b35d92005-09-23 14:08:58 -050088#endif /* __ASSEMBLY__ */
89
90/* CPU kernel features */
91
92/* Retain the 32b definitions all use bottom half of word */
93#define CPU_FTR_SPLIT_ID_CACHE ASM_CONST(0x0000000000000001)
94#define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
95#define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
96#define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
97#define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
98#define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
99#define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
100#define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
101#define CPU_FTR_601 ASM_CONST(0x0000000000000100)
102#define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
103#define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
104#define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
105#define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
106#define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
107#define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
108#define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
109#define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
110#define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
111#define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
112#define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
Michael Ellerman3d159102006-03-21 20:45:58 +1100113#define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500114
115#ifdef __powerpc64__
116/* Add the 64b processor unique features in the top half of the word */
Michael Ellerman3d159102006-03-21 20:45:58 +1100117#define CPU_FTR_SLB ASM_CONST(0x0000000100000000)
118#define CPU_FTR_16M_PAGE ASM_CONST(0x0000000200000000)
119#define CPU_FTR_TLBIEL ASM_CONST(0x0000000400000000)
120#define CPU_FTR_NOEXECUTE ASM_CONST(0x0000000800000000)
121#define CPU_FTR_IABR ASM_CONST(0x0000002000000000)
122#define CPU_FTR_MMCRA ASM_CONST(0x0000004000000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500123#define CPU_FTR_CTRL ASM_CONST(0x0000008000000000)
Michael Ellerman3d159102006-03-21 20:45:58 +1100124#define CPU_FTR_SMT ASM_CONST(0x0000010000000000)
125#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500126#define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000)
Benjamin Herrenschmidt3c726f82005-11-07 11:06:55 +1100127#define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0000100000000000)
Arnd Bergmannc902be72006-01-04 19:55:53 +0000128#define CPU_FTR_PAUSE_ZERO ASM_CONST(0x0000200000000000)
Paul Mackerrasc6622f62006-02-24 10:06:59 +1100129#define CPU_FTR_PURR ASM_CONST(0x0000400000000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500130#else
131/* ensure on 32b processors the flags are available for compiling but
132 * don't do anything */
Michael Ellerman3d159102006-03-21 20:45:58 +1100133#define CPU_FTR_SLB ASM_CONST(0x0)
134#define CPU_FTR_16M_PAGE ASM_CONST(0x0)
135#define CPU_FTR_TLBIEL ASM_CONST(0x0)
136#define CPU_FTR_NOEXECUTE ASM_CONST(0x0)
137#define CPU_FTR_IABR ASM_CONST(0x0)
138#define CPU_FTR_MMCRA ASM_CONST(0x0)
Kumar Gala10b35d92005-09-23 14:08:58 -0500139#define CPU_FTR_CTRL ASM_CONST(0x0)
Michael Ellerman3d159102006-03-21 20:45:58 +1100140#define CPU_FTR_SMT ASM_CONST(0x0)
141#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0)
Kumar Gala10b35d92005-09-23 14:08:58 -0500142#define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0)
Benjamin Herrenschmidt3c726f82005-11-07 11:06:55 +1100143#define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0)
Paul Mackerrasc6622f62006-02-24 10:06:59 +1100144#define CPU_FTR_PURR ASM_CONST(0x0)
Kumar Gala10b35d92005-09-23 14:08:58 -0500145#endif
146
147#ifndef __ASSEMBLY__
148
Kumar Gala10b35d92005-09-23 14:08:58 -0500149#define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
150 CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
151 CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL)
152
153/* iSeries doesn't support large pages */
154#ifdef CONFIG_PPC_ISERIES
155#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE)
156#else
157#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE)
158#endif /* CONFIG_PPC_ISERIES */
159
160/* We only set the altivec features if the kernel was compiled with altivec
161 * support
162 */
163#ifdef CONFIG_ALTIVEC
164#define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
165#define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
166#else
167#define CPU_FTR_ALTIVEC_COMP 0
168#define PPC_FEATURE_HAS_ALTIVEC_COMP 0
169#endif
170
171/* We need to mark all pages as being coherent if we're SMP or we
Kumar Gala1775dbb2006-02-22 09:46:02 -0600172 * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
173 * it for PCI "streaming/prefetch" to work properly.
Kumar Gala10b35d92005-09-23 14:08:58 -0500174 */
Kumar Gala1775dbb2006-02-22 09:46:02 -0600175#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
176 || defined(CONFIG_PPC_83xx)
Kumar Gala10b35d92005-09-23 14:08:58 -0500177#define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
178#else
179#define CPU_FTR_COMMON 0
180#endif
181
182/* The powersave features NAP & DOZE seems to confuse BDI when
183 debugging. So if a BDI is used, disable theses
184 */
185#ifndef CONFIG_BDI_SWITCH
186#define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
187#define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
188#else
189#define CPU_FTR_MAYBE_CAN_DOZE 0
190#define CPU_FTR_MAYBE_CAN_NAP 0
191#endif
192
193#define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
194 !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
195 !defined(CONFIG_BOOKE))
196
Stephen Rothwell7c929432006-03-23 17:36:59 +1100197#define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
198#define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
199 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
200 CPU_FTR_MAYBE_CAN_NAP)
201#define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
202 CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE)
203#define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
204 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
205 CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
206#define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
207 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
208 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
209#define CPU_FTRS_750 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
210 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
211 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
212#define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
213 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
214 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
215 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
216#define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
217 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
218 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
219 CPU_FTR_NO_DPM)
220#define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
221 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
222 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
223 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
224#define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
225 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
226 CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
227 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
228#define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
229 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
230 CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
231 CPU_FTR_MAYBE_CAN_NAP)
232#define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
233 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
234 CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
235 CPU_FTR_MAYBE_CAN_NAP)
236#define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
237 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
238 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
239 CPU_FTR_NEED_COHERENT)
240#define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
241 CPU_FTR_USE_TB | \
242 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
243 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
244 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
245 CPU_FTR_NEED_COHERENT)
246#define CPU_FTRS_7450_23 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
247 CPU_FTR_USE_TB | \
248 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
249 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
250 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT)
251#define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
252 CPU_FTR_USE_TB | \
253 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
254 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
255 CPU_FTR_NEED_COHERENT)
256#define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
257 CPU_FTR_USE_TB | \
258 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
259 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
260 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
261 CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS)
262#define CPU_FTRS_7455 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
263 CPU_FTR_USE_TB | \
264 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
265 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
266 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
267 CPU_FTR_NEED_COHERENT)
268#define CPU_FTRS_7447_10 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
269 CPU_FTR_USE_TB | \
270 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
271 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
272 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
273 CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC)
274#define CPU_FTRS_7447 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
275 CPU_FTR_USE_TB | \
276 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
277 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
278 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
279 CPU_FTR_NEED_COHERENT)
280#define CPU_FTRS_7447A (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
281 CPU_FTR_USE_TB | \
282 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
283 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
284 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
285 CPU_FTR_NEED_COHERENT)
286#define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
287 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
288#define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
289 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
290#define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
291 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
292 CPU_FTR_COMMON)
293#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
294 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
295#define CPU_FTRS_POWER3_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
296 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
297#define CPU_FTRS_POWER4_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
298 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
299#define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
300 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
301 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
302#define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
303#define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
304 CPU_FTR_NODSISRALIGN)
305#define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
306 CPU_FTR_NODSISRALIGN)
307#define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
308#define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
309 CPU_FTR_NODSISRALIGN)
310#define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
311 CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
312#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
Kumar Gala10b35d92005-09-23 14:08:58 -0500313#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100314#define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
315 CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
316#define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
317 CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
318 CPU_FTR_MMCRA | CPU_FTR_CTRL)
319#define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
320 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA)
321#define CPU_FTRS_PPC970 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
322 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
323 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
324#define CPU_FTRS_POWER5 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
325 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
326 CPU_FTR_MMCRA | CPU_FTR_SMT | \
327 CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
Michael Neulinge78dbc82006-06-08 14:42:34 +1000328 CPU_FTR_PURR)
Anton Blanchard03054d52006-04-29 09:51:06 +1000329#define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
330 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
331 CPU_FTR_MMCRA | CPU_FTR_SMT | \
332 CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
333 CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE)
Stephen Rothwell7c929432006-03-23 17:36:59 +1100334#define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
335 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
336 CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
337 CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO)
338#define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
339 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
Kumar Gala10b35d92005-09-23 14:08:58 -0500340#endif
341
Anton Blanchard2406f602005-12-13 07:45:33 +1100342#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100343#define CPU_FTRS_POSSIBLE \
344 (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
Anton Blanchard03054d52006-04-29 09:51:06 +1000345 CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
346 CPU_FTRS_CELL | CPU_FTR_CI_LARGE_PAGE)
Anton Blanchard2406f602005-12-13 07:45:33 +1100347#else
Stephen Rothwell7c929432006-03-23 17:36:59 +1100348enum {
349 CPU_FTRS_POSSIBLE =
Kumar Gala10b35d92005-09-23 14:08:58 -0500350#if CLASSIC_PPC
351 CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
352 CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
353 CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
354 CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
355 CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
356 CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
357 CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
358 CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_CLASSIC32 |
359#else
360 CPU_FTRS_GENERIC_32 |
361#endif
362#ifdef CONFIG_PPC64BRIDGE
363 CPU_FTRS_POWER3_32 |
364#endif
365#ifdef CONFIG_POWER4
366 CPU_FTRS_POWER4_32 | CPU_FTRS_970_32 |
367#endif
368#ifdef CONFIG_8xx
369 CPU_FTRS_8XX |
370#endif
371#ifdef CONFIG_40x
372 CPU_FTRS_40X |
373#endif
374#ifdef CONFIG_44x
375 CPU_FTRS_44X |
376#endif
377#ifdef CONFIG_E200
378 CPU_FTRS_E200 |
379#endif
380#ifdef CONFIG_E500
381 CPU_FTRS_E500 | CPU_FTRS_E500_2 |
382#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500383 0,
Stephen Rothwell7c929432006-03-23 17:36:59 +1100384};
385#endif /* __powerpc64__ */
Kumar Gala10b35d92005-09-23 14:08:58 -0500386
Anton Blanchard2406f602005-12-13 07:45:33 +1100387#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100388#define CPU_FTRS_ALWAYS \
389 (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
Anton Blanchard03054d52006-04-29 09:51:06 +1000390 CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
391 CPU_FTRS_CELL & CPU_FTRS_POSSIBLE)
Anton Blanchard2406f602005-12-13 07:45:33 +1100392#else
Stephen Rothwell7c929432006-03-23 17:36:59 +1100393enum {
394 CPU_FTRS_ALWAYS =
Kumar Gala10b35d92005-09-23 14:08:58 -0500395#if CLASSIC_PPC
396 CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
397 CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
398 CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
399 CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
400 CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
401 CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
402 CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
403 CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_CLASSIC32 &
404#else
405 CPU_FTRS_GENERIC_32 &
406#endif
407#ifdef CONFIG_PPC64BRIDGE
408 CPU_FTRS_POWER3_32 &
409#endif
410#ifdef CONFIG_POWER4
411 CPU_FTRS_POWER4_32 & CPU_FTRS_970_32 &
412#endif
413#ifdef CONFIG_8xx
414 CPU_FTRS_8XX &
415#endif
416#ifdef CONFIG_40x
417 CPU_FTRS_40X &
418#endif
419#ifdef CONFIG_44x
420 CPU_FTRS_44X &
421#endif
422#ifdef CONFIG_E200
423 CPU_FTRS_E200 &
424#endif
425#ifdef CONFIG_E500
426 CPU_FTRS_E500 & CPU_FTRS_E500_2 &
427#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500428 CPU_FTRS_POSSIBLE,
429};
Stephen Rothwell7c929432006-03-23 17:36:59 +1100430#endif /* __powerpc64__ */
Kumar Gala10b35d92005-09-23 14:08:58 -0500431
432static inline int cpu_has_feature(unsigned long feature)
433{
434 return (CPU_FTRS_ALWAYS & feature) ||
435 (CPU_FTRS_POSSIBLE
Kumar Gala10b35d92005-09-23 14:08:58 -0500436 & cur_cpu_spec->cpu_features
Kumar Gala10b35d92005-09-23 14:08:58 -0500437 & feature);
438}
439
440#endif /* !__ASSEMBLY__ */
441
442#ifdef __ASSEMBLY__
443
444#define BEGIN_FTR_SECTION 98:
445
446#ifndef __powerpc64__
447#define END_FTR_SECTION(msk, val) \
44899: \
449 .section __ftr_fixup,"a"; \
450 .align 2; \
451 .long msk; \
452 .long val; \
453 .long 98b; \
454 .long 99b; \
455 .previous
456#else /* __powerpc64__ */
457#define END_FTR_SECTION(msk, val) \
45899: \
459 .section __ftr_fixup,"a"; \
460 .align 3; \
461 .llong msk; \
462 .llong val; \
463 .llong 98b; \
464 .llong 99b; \
465 .previous
466#endif /* __powerpc64__ */
467
468#define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
469#define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
470#endif /* __ASSEMBLY__ */
471
472#endif /* __KERNEL__ */
473#endif /* __ASM_POWERPC_CPUTABLE_H */