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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
72 /* Name of processor class, for the ELF AT_PLATFORM entry */
73 char *platform;
Kumar Gala10b35d92005-09-23 14:08:58 -050074};
75
Kumar Gala10b35d92005-09-23 14:08:58 -050076extern struct cpu_spec *cur_cpu_spec;
Kumar Gala10b35d92005-09-23 14:08:58 -050077
Paul Mackerras9b6b5632005-10-06 12:06:20 +100078extern void identify_cpu(unsigned long offset, unsigned long cpu);
79extern void do_cpu_ftr_fixups(unsigned long offset);
80
Kumar Gala10b35d92005-09-23 14:08:58 -050081#endif /* __ASSEMBLY__ */
82
83/* CPU kernel features */
84
85/* Retain the 32b definitions all use bottom half of word */
86#define CPU_FTR_SPLIT_ID_CACHE ASM_CONST(0x0000000000000001)
87#define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
88#define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
89#define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
90#define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
91#define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
92#define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
93#define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
94#define CPU_FTR_601 ASM_CONST(0x0000000000000100)
95#define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
96#define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
97#define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
98#define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
99#define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
100#define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
101#define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
102#define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
103#define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
104#define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
105#define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
Michael Ellerman3d159102006-03-21 20:45:58 +1100106#define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500107
108#ifdef __powerpc64__
109/* Add the 64b processor unique features in the top half of the word */
Michael Ellerman3d159102006-03-21 20:45:58 +1100110#define CPU_FTR_SLB ASM_CONST(0x0000000100000000)
111#define CPU_FTR_16M_PAGE ASM_CONST(0x0000000200000000)
112#define CPU_FTR_TLBIEL ASM_CONST(0x0000000400000000)
113#define CPU_FTR_NOEXECUTE ASM_CONST(0x0000000800000000)
114#define CPU_FTR_IABR ASM_CONST(0x0000002000000000)
115#define CPU_FTR_MMCRA ASM_CONST(0x0000004000000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500116#define CPU_FTR_CTRL ASM_CONST(0x0000008000000000)
Michael Ellerman3d159102006-03-21 20:45:58 +1100117#define CPU_FTR_SMT ASM_CONST(0x0000010000000000)
118#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000020000000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500119#define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0000040000000000)
120#define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0000080000000000)
Benjamin Herrenschmidt3c726f82005-11-07 11:06:55 +1100121#define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0000100000000000)
Arnd Bergmannc902be72006-01-04 19:55:53 +0000122#define CPU_FTR_PAUSE_ZERO ASM_CONST(0x0000200000000000)
Paul Mackerrasc6622f62006-02-24 10:06:59 +1100123#define CPU_FTR_PURR ASM_CONST(0x0000400000000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500124#else
125/* ensure on 32b processors the flags are available for compiling but
126 * don't do anything */
Michael Ellerman3d159102006-03-21 20:45:58 +1100127#define CPU_FTR_SLB ASM_CONST(0x0)
128#define CPU_FTR_16M_PAGE ASM_CONST(0x0)
129#define CPU_FTR_TLBIEL ASM_CONST(0x0)
130#define CPU_FTR_NOEXECUTE ASM_CONST(0x0)
131#define CPU_FTR_IABR ASM_CONST(0x0)
132#define CPU_FTR_MMCRA ASM_CONST(0x0)
Kumar Gala10b35d92005-09-23 14:08:58 -0500133#define CPU_FTR_CTRL ASM_CONST(0x0)
Michael Ellerman3d159102006-03-21 20:45:58 +1100134#define CPU_FTR_SMT ASM_CONST(0x0)
135#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0)
Kumar Gala10b35d92005-09-23 14:08:58 -0500136#define CPU_FTR_LOCKLESS_TLBIE ASM_CONST(0x0)
137#define CPU_FTR_MMCRA_SIHV ASM_CONST(0x0)
Benjamin Herrenschmidt3c726f82005-11-07 11:06:55 +1100138#define CPU_FTR_CI_LARGE_PAGE ASM_CONST(0x0)
Paul Mackerrasc6622f62006-02-24 10:06:59 +1100139#define CPU_FTR_PURR ASM_CONST(0x0)
Kumar Gala10b35d92005-09-23 14:08:58 -0500140#endif
141
142#ifndef __ASSEMBLY__
143
Kumar Gala10b35d92005-09-23 14:08:58 -0500144#define CPU_FTR_PPCAS_ARCH_V2_BASE (CPU_FTR_SLB | \
145 CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
146 CPU_FTR_NODSISRALIGN | CPU_FTR_CTRL)
147
148/* iSeries doesn't support large pages */
149#ifdef CONFIG_PPC_ISERIES
150#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE)
151#else
152#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_PPCAS_ARCH_V2_BASE | CPU_FTR_16M_PAGE)
153#endif /* CONFIG_PPC_ISERIES */
154
155/* We only set the altivec features if the kernel was compiled with altivec
156 * support
157 */
158#ifdef CONFIG_ALTIVEC
159#define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
160#define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
161#else
162#define CPU_FTR_ALTIVEC_COMP 0
163#define PPC_FEATURE_HAS_ALTIVEC_COMP 0
164#endif
165
166/* We need to mark all pages as being coherent if we're SMP or we
Kumar Gala1775dbb2006-02-22 09:46:02 -0600167 * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
168 * it for PCI "streaming/prefetch" to work properly.
Kumar Gala10b35d92005-09-23 14:08:58 -0500169 */
Kumar Gala1775dbb2006-02-22 09:46:02 -0600170#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
171 || defined(CONFIG_PPC_83xx)
Kumar Gala10b35d92005-09-23 14:08:58 -0500172#define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
173#else
174#define CPU_FTR_COMMON 0
175#endif
176
177/* The powersave features NAP & DOZE seems to confuse BDI when
178 debugging. So if a BDI is used, disable theses
179 */
180#ifndef CONFIG_BDI_SWITCH
181#define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
182#define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
183#else
184#define CPU_FTR_MAYBE_CAN_DOZE 0
185#define CPU_FTR_MAYBE_CAN_NAP 0
186#endif
187
188#define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
189 !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
190 !defined(CONFIG_BOOKE))
191
Stephen Rothwell7c929432006-03-23 17:36:59 +1100192#define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
193#define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
194 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
195 CPU_FTR_MAYBE_CAN_NAP)
196#define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
197 CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE)
198#define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
199 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
200 CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
201#define CPU_FTRS_740 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
202 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
203 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
204#define CPU_FTRS_750 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
205 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
206 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP)
207#define CPU_FTRS_750FX1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
208 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
209 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
210 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
211#define CPU_FTRS_750FX2 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
212 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
213 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
214 CPU_FTR_NO_DPM)
215#define CPU_FTRS_750FX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
216 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
217 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
218 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
219#define CPU_FTRS_750GX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
220 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_TAU | \
221 CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
222 CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS)
223#define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
224 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
225 CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
226 CPU_FTR_MAYBE_CAN_NAP)
227#define CPU_FTRS_7400 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
228 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
229 CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
230 CPU_FTR_MAYBE_CAN_NAP)
231#define CPU_FTRS_7450_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
232 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
233 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
234 CPU_FTR_NEED_COHERENT)
235#define CPU_FTRS_7450_21 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
236 CPU_FTR_USE_TB | \
237 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
238 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
239 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
240 CPU_FTR_NEED_COHERENT)
241#define CPU_FTRS_7450_23 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
242 CPU_FTR_USE_TB | \
243 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
244 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
245 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT)
246#define CPU_FTRS_7455_1 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
247 CPU_FTR_USE_TB | \
248 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
249 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
250 CPU_FTR_NEED_COHERENT)
251#define CPU_FTRS_7455_20 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
252 CPU_FTR_USE_TB | \
253 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
254 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
255 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
256 CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS)
257#define CPU_FTRS_7455 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
258 CPU_FTR_USE_TB | \
259 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
260 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
261 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
262 CPU_FTR_NEED_COHERENT)
263#define CPU_FTRS_7447_10 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
264 CPU_FTR_USE_TB | \
265 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
266 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
267 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
268 CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC)
269#define CPU_FTRS_7447 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
270 CPU_FTR_USE_TB | \
271 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
272 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
273 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
274 CPU_FTR_NEED_COHERENT)
275#define CPU_FTRS_7447A (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
276 CPU_FTR_USE_TB | \
277 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
278 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
279 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
280 CPU_FTR_NEED_COHERENT)
281#define CPU_FTRS_82XX (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
282 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
283#define CPU_FTRS_G2_LE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
284 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
285#define CPU_FTRS_E300 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
286 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
287 CPU_FTR_COMMON)
288#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
289 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
290#define CPU_FTRS_POWER3_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
291 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
292#define CPU_FTRS_POWER4_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
293 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_NODSISRALIGN)
294#define CPU_FTRS_970_32 (CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
295 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE | CPU_FTR_ALTIVEC_COMP | \
296 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_NODSISRALIGN)
297#define CPU_FTRS_8XX (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
298#define CPU_FTRS_40X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
299 CPU_FTR_NODSISRALIGN)
300#define CPU_FTRS_44X (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
301 CPU_FTR_NODSISRALIGN)
302#define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
303#define CPU_FTRS_E500 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
304 CPU_FTR_NODSISRALIGN)
305#define CPU_FTRS_E500_2 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
306 CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
307#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
Kumar Gala10b35d92005-09-23 14:08:58 -0500308#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100309#define CPU_FTRS_POWER3 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
310 CPU_FTR_HPTE_TABLE | CPU_FTR_IABR)
311#define CPU_FTRS_RS64 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
312 CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
313 CPU_FTR_MMCRA | CPU_FTR_CTRL)
314#define CPU_FTRS_POWER4 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
315 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_MMCRA)
316#define CPU_FTRS_PPC970 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
317 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
318 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
319#define CPU_FTRS_POWER5 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
320 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
321 CPU_FTR_MMCRA | CPU_FTR_SMT | \
322 CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
323 CPU_FTR_MMCRA_SIHV | CPU_FTR_PURR)
Anton Blanchard03054d52006-04-29 09:51:06 +1000324#define CPU_FTRS_POWER6 (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 | \
328 CPU_FTR_PURR | CPU_FTR_CI_LARGE_PAGE)
Stephen Rothwell7c929432006-03-23 17:36:59 +1100329#define CPU_FTRS_CELL (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
330 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
331 CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
332 CPU_FTR_CTRL | CPU_FTR_PAUSE_ZERO)
333#define CPU_FTRS_COMPATIBLE (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
334 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
Kumar Gala10b35d92005-09-23 14:08:58 -0500335#endif
336
Anton Blanchard2406f602005-12-13 07:45:33 +1100337#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100338#define CPU_FTRS_POSSIBLE \
339 (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
Anton Blanchard03054d52006-04-29 09:51:06 +1000340 CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
341 CPU_FTRS_CELL | CPU_FTR_CI_LARGE_PAGE)
Anton Blanchard2406f602005-12-13 07:45:33 +1100342#else
Stephen Rothwell7c929432006-03-23 17:36:59 +1100343enum {
344 CPU_FTRS_POSSIBLE =
Kumar Gala10b35d92005-09-23 14:08:58 -0500345#if CLASSIC_PPC
346 CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
347 CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
348 CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
349 CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
350 CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
351 CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
352 CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
353 CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_CLASSIC32 |
354#else
355 CPU_FTRS_GENERIC_32 |
356#endif
357#ifdef CONFIG_PPC64BRIDGE
358 CPU_FTRS_POWER3_32 |
359#endif
360#ifdef CONFIG_POWER4
361 CPU_FTRS_POWER4_32 | CPU_FTRS_970_32 |
362#endif
363#ifdef CONFIG_8xx
364 CPU_FTRS_8XX |
365#endif
366#ifdef CONFIG_40x
367 CPU_FTRS_40X |
368#endif
369#ifdef CONFIG_44x
370 CPU_FTRS_44X |
371#endif
372#ifdef CONFIG_E200
373 CPU_FTRS_E200 |
374#endif
375#ifdef CONFIG_E500
376 CPU_FTRS_E500 | CPU_FTRS_E500_2 |
377#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500378 0,
Stephen Rothwell7c929432006-03-23 17:36:59 +1100379};
380#endif /* __powerpc64__ */
Kumar Gala10b35d92005-09-23 14:08:58 -0500381
Anton Blanchard2406f602005-12-13 07:45:33 +1100382#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100383#define CPU_FTRS_ALWAYS \
384 (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
Anton Blanchard03054d52006-04-29 09:51:06 +1000385 CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
386 CPU_FTRS_CELL & CPU_FTRS_POSSIBLE)
Anton Blanchard2406f602005-12-13 07:45:33 +1100387#else
Stephen Rothwell7c929432006-03-23 17:36:59 +1100388enum {
389 CPU_FTRS_ALWAYS =
Kumar Gala10b35d92005-09-23 14:08:58 -0500390#if CLASSIC_PPC
391 CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
392 CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
393 CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
394 CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
395 CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
396 CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
397 CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
398 CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_CLASSIC32 &
399#else
400 CPU_FTRS_GENERIC_32 &
401#endif
402#ifdef CONFIG_PPC64BRIDGE
403 CPU_FTRS_POWER3_32 &
404#endif
405#ifdef CONFIG_POWER4
406 CPU_FTRS_POWER4_32 & CPU_FTRS_970_32 &
407#endif
408#ifdef CONFIG_8xx
409 CPU_FTRS_8XX &
410#endif
411#ifdef CONFIG_40x
412 CPU_FTRS_40X &
413#endif
414#ifdef CONFIG_44x
415 CPU_FTRS_44X &
416#endif
417#ifdef CONFIG_E200
418 CPU_FTRS_E200 &
419#endif
420#ifdef CONFIG_E500
421 CPU_FTRS_E500 & CPU_FTRS_E500_2 &
422#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500423 CPU_FTRS_POSSIBLE,
424};
Stephen Rothwell7c929432006-03-23 17:36:59 +1100425#endif /* __powerpc64__ */
Kumar Gala10b35d92005-09-23 14:08:58 -0500426
427static inline int cpu_has_feature(unsigned long feature)
428{
429 return (CPU_FTRS_ALWAYS & feature) ||
430 (CPU_FTRS_POSSIBLE
Kumar Gala10b35d92005-09-23 14:08:58 -0500431 & cur_cpu_spec->cpu_features
Kumar Gala10b35d92005-09-23 14:08:58 -0500432 & feature);
433}
434
435#endif /* !__ASSEMBLY__ */
436
437#ifdef __ASSEMBLY__
438
439#define BEGIN_FTR_SECTION 98:
440
441#ifndef __powerpc64__
442#define END_FTR_SECTION(msk, val) \
44399: \
444 .section __ftr_fixup,"a"; \
445 .align 2; \
446 .long msk; \
447 .long val; \
448 .long 98b; \
449 .long 99b; \
450 .previous
451#else /* __powerpc64__ */
452#define END_FTR_SECTION(msk, val) \
45399: \
454 .section __ftr_fixup,"a"; \
455 .align 3; \
456 .llong msk; \
457 .llong val; \
458 .llong 98b; \
459 .llong 99b; \
460 .previous
461#endif /* __powerpc64__ */
462
463#define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
464#define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
465#endif /* __ASSEMBLY__ */
466
467#endif /* __KERNEL__ */
468#endif /* __ASM_POWERPC_CPUTABLE_H */