include/asm-powerpc/cputable.h at v2.6.22-rc1

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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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kernel / include / asm-powerpc / cputable.h
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  1#ifndef __ASM_POWERPC_CPUTABLE_H
  2#define __ASM_POWERPC_CPUTABLE_H
  3
  4#include <asm/asm-compat.h>
  5
  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
 17#define PPC_FEATURE_NO_TB		0x00100000
 18#define PPC_FEATURE_POWER4		0x00080000
 19#define PPC_FEATURE_POWER5		0x00040000
 20#define PPC_FEATURE_POWER5_PLUS		0x00020000
 21#define PPC_FEATURE_CELL		0x00010000
 22#define PPC_FEATURE_BOOKE		0x00008000
 23#define PPC_FEATURE_SMT			0x00004000
 24#define PPC_FEATURE_ICACHE_SNOOP	0x00002000
 25#define PPC_FEATURE_ARCH_2_05		0x00001000
 26#define PPC_FEATURE_PA6T		0x00000800
 27#define PPC_FEATURE_HAS_DFP		0x00000400
 28#define PPC_FEATURE_POWER6_EXT		0x00000200
 29
 30#define PPC_FEATURE_TRUE_LE		0x00000002
 31#define PPC_FEATURE_PPC_LE		0x00000001
 32
 33#ifdef __KERNEL__
 34#ifndef __ASSEMBLY__
 35
 36/* This structure can grow, it's real size is used by head.S code
 37 * via the mkdefs mechanism.
 38 */
 39struct cpu_spec;
 40
 41typedef	void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
 42typedef	void (*cpu_restore_t)(void);
 43
 44enum powerpc_oprofile_type {
 45	PPC_OPROFILE_INVALID = 0,
 46	PPC_OPROFILE_RS64 = 1,
 47	PPC_OPROFILE_POWER4 = 2,
 48	PPC_OPROFILE_G4 = 3,
 49	PPC_OPROFILE_BOOKE = 4,
 50	PPC_OPROFILE_CELL = 5,
 51	PPC_OPROFILE_PA6T = 6,
 52};
 53
 54enum powerpc_pmc_type {
 55	PPC_PMC_DEFAULT = 0,
 56	PPC_PMC_IBM = 1,
 57	PPC_PMC_PA6T = 2,
 58};
 59
 60struct cpu_spec {
 61	/* CPU is matched via (PVR & pvr_mask) == pvr_value */
 62	unsigned int	pvr_mask;
 63	unsigned int	pvr_value;
 64
 65	char		*cpu_name;
 66	unsigned long	cpu_features;		/* Kernel features */
 67	unsigned int	cpu_user_features;	/* Userland features */
 68
 69	/* cache line sizes */
 70	unsigned int	icache_bsize;
 71	unsigned int	dcache_bsize;
 72
 73	/* number of performance monitor counters */
 74	unsigned int	num_pmcs;
 75	enum powerpc_pmc_type pmc_type;
 76
 77	/* this is called to initialize various CPU bits like L1 cache,
 78	 * BHT, SPD, etc... from head.S before branching to identify_machine
 79	 */
 80	cpu_setup_t	cpu_setup;
 81	/* Used to restore cpu setup on secondary processors and at resume */
 82	cpu_restore_t	cpu_restore;
 83
 84	/* Used by oprofile userspace to select the right counters */
 85	char		*oprofile_cpu_type;
 86
 87	/* Processor specific oprofile operations */
 88	enum powerpc_oprofile_type oprofile_type;
 89
 90	/* Bit locations inside the mmcra change */
 91	unsigned long	oprofile_mmcra_sihv;
 92	unsigned long	oprofile_mmcra_sipr;
 93
 94	/* Bits to clear during an oprofile exception */
 95	unsigned long	oprofile_mmcra_clear;
 96
 97	/* Name of processor class, for the ELF AT_PLATFORM entry */
 98	char		*platform;
 99};
100
101extern struct cpu_spec		*cur_cpu_spec;
102
103extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
104
105extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
106extern void do_feature_fixups(unsigned long value, void *fixup_start,
107			      void *fixup_end);
108
109#endif /* __ASSEMBLY__ */
110
111/* CPU kernel features */
112
113/* Retain the 32b definitions all use bottom half of word */
114#define CPU_FTR_SPLIT_ID_CACHE		ASM_CONST(0x0000000000000001)
115#define CPU_FTR_L2CR			ASM_CONST(0x0000000000000002)
116#define CPU_FTR_SPEC7450		ASM_CONST(0x0000000000000004)
117#define CPU_FTR_ALTIVEC			ASM_CONST(0x0000000000000008)
118#define CPU_FTR_TAU			ASM_CONST(0x0000000000000010)
119#define CPU_FTR_CAN_DOZE		ASM_CONST(0x0000000000000020)
120#define CPU_FTR_USE_TB			ASM_CONST(0x0000000000000040)
121#define CPU_FTR_604_PERF_MON		ASM_CONST(0x0000000000000080)
122#define CPU_FTR_601			ASM_CONST(0x0000000000000100)
123#define CPU_FTR_HPTE_TABLE		ASM_CONST(0x0000000000000200)
124#define CPU_FTR_CAN_NAP			ASM_CONST(0x0000000000000400)
125#define CPU_FTR_L3CR			ASM_CONST(0x0000000000000800)
126#define CPU_FTR_L3_DISABLE_NAP		ASM_CONST(0x0000000000001000)
127#define CPU_FTR_NAP_DISABLE_L2_PR	ASM_CONST(0x0000000000002000)
128#define CPU_FTR_DUAL_PLL_750FX		ASM_CONST(0x0000000000004000)
129#define CPU_FTR_NO_DPM			ASM_CONST(0x0000000000008000)
130#define CPU_FTR_HAS_HIGH_BATS		ASM_CONST(0x0000000000010000)
131#define CPU_FTR_NEED_COHERENT		ASM_CONST(0x0000000000020000)
132#define CPU_FTR_NO_BTIC			ASM_CONST(0x0000000000040000)
133#define CPU_FTR_BIG_PHYS		ASM_CONST(0x0000000000080000)
134#define CPU_FTR_NODSISRALIGN		ASM_CONST(0x0000000000100000)
135#define CPU_FTR_PPC_LE			ASM_CONST(0x0000000000200000)
136#define CPU_FTR_REAL_LE			ASM_CONST(0x0000000000400000)
137#define CPU_FTR_FPU_UNAVAILABLE		ASM_CONST(0x0000000000800000)
138
139/*
140 * Add the 64-bit processor unique features in the top half of the word;
141 * on 32-bit, make the names available but defined to be 0.
142 */
143#ifdef __powerpc64__
144#define LONG_ASM_CONST(x)		ASM_CONST(x)
145#else
146#define LONG_ASM_CONST(x)		0
147#endif
148
149#define CPU_FTR_SLB			LONG_ASM_CONST(0x0000000100000000)
150#define CPU_FTR_16M_PAGE		LONG_ASM_CONST(0x0000000200000000)
151#define CPU_FTR_TLBIEL			LONG_ASM_CONST(0x0000000400000000)
152#define CPU_FTR_NOEXECUTE		LONG_ASM_CONST(0x0000000800000000)
153#define CPU_FTR_IABR			LONG_ASM_CONST(0x0000002000000000)
154#define CPU_FTR_MMCRA			LONG_ASM_CONST(0x0000004000000000)
155#define CPU_FTR_CTRL			LONG_ASM_CONST(0x0000008000000000)
156#define CPU_FTR_SMT			LONG_ASM_CONST(0x0000010000000000)
157#define CPU_FTR_COHERENT_ICACHE		LONG_ASM_CONST(0x0000020000000000)
158#define CPU_FTR_LOCKLESS_TLBIE		LONG_ASM_CONST(0x0000040000000000)
159#define CPU_FTR_CI_LARGE_PAGE		LONG_ASM_CONST(0x0000100000000000)
160#define CPU_FTR_PAUSE_ZERO		LONG_ASM_CONST(0x0000200000000000)
161#define CPU_FTR_PURR			LONG_ASM_CONST(0x0000400000000000)
162#define CPU_FTR_CELL_TB_BUG		LONG_ASM_CONST(0x0000800000000000)
163#define CPU_FTR_SPURR			LONG_ASM_CONST(0x0001000000000000)
164#define CPU_FTR_DSCR			LONG_ASM_CONST(0x0002000000000000)
165
166#ifndef __ASSEMBLY__
167
168#define CPU_FTR_PPCAS_ARCH_V2	(CPU_FTR_SLB | \
169				 CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
170				 CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE)
171
172/* We only set the altivec features if the kernel was compiled with altivec
173 * support
174 */
175#ifdef CONFIG_ALTIVEC
176#define CPU_FTR_ALTIVEC_COMP	CPU_FTR_ALTIVEC
177#define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
178#else
179#define CPU_FTR_ALTIVEC_COMP	0
180#define PPC_FEATURE_HAS_ALTIVEC_COMP    0
181#endif
182
183/* We need to mark all pages as being coherent if we're SMP or we
184 * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
185 * it for PCI "streaming/prefetch" to work properly.
186 */
187#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
188	|| defined(CONFIG_PPC_83xx)
189#define CPU_FTR_COMMON                  CPU_FTR_NEED_COHERENT
190#else
191#define CPU_FTR_COMMON                  0
192#endif
193
194/* The powersave features NAP & DOZE seems to confuse BDI when
195   debugging. So if a BDI is used, disable theses
196 */
197#ifndef CONFIG_BDI_SWITCH
198#define CPU_FTR_MAYBE_CAN_DOZE	CPU_FTR_CAN_DOZE
199#define CPU_FTR_MAYBE_CAN_NAP	CPU_FTR_CAN_NAP
200#else
201#define CPU_FTR_MAYBE_CAN_DOZE	0
202#define CPU_FTR_MAYBE_CAN_NAP	0
203#endif
204
205#define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
206		     !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
207		     !defined(CONFIG_BOOKE))
208
209#define CPU_FTRS_PPC601	(CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE)
210#define CPU_FTRS_603	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
211	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
212	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
213#define CPU_FTRS_604	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
214	    CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
215	    CPU_FTR_PPC_LE)
216#define CPU_FTRS_740_NOTAU	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
217	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
218	    CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
219#define CPU_FTRS_740	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
220	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
221	    CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
222	    CPU_FTR_PPC_LE)
223#define CPU_FTRS_750	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
224	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
225	    CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
226	    CPU_FTR_PPC_LE)
227#define CPU_FTRS_750CL	(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_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
230	    CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
231#define CPU_FTRS_750FX1	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
232	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
233	    CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
234	    CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
235#define CPU_FTRS_750FX2	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
236	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
237	    CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
238	    CPU_FTR_NO_DPM | CPU_FTR_PPC_LE)
239#define CPU_FTRS_750FX	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
240	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
241	    CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
242	    CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
243#define CPU_FTRS_750GX	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
244	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
245	    CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
246	    CPU_FTR_DUAL_PLL_750FX | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
247#define CPU_FTRS_7400_NOTAU	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
248	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
249	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
250	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
251#define CPU_FTRS_7400	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
252	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
253	    CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
254	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
255#define CPU_FTRS_7450_20	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
256	    CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
257	    CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
258	    CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
259#define CPU_FTRS_7450_21	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
260	    CPU_FTR_USE_TB | \
261	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
262	    CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
263	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
264	    CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
265#define CPU_FTRS_7450_23	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
266	    CPU_FTR_USE_TB | \
267	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
268	    CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
269	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
270#define CPU_FTRS_7455_1	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
271	    CPU_FTR_USE_TB | \
272	    CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
273	    CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
274	    CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
275#define CPU_FTRS_7455_20	(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_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
279	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_L3_DISABLE_NAP | \
280	    CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
281#define CPU_FTRS_7455	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
282	    CPU_FTR_USE_TB | \
283	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
284	    CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
285	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
286	    CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
287#define CPU_FTRS_7447_10	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
288	    CPU_FTR_USE_TB | \
289	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
290	    CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
291	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
292	    CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE)
293#define CPU_FTRS_7447	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
294	    CPU_FTR_USE_TB | \
295	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
296	    CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
297	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
298	    CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
299#define CPU_FTRS_7447A	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
300	    CPU_FTR_USE_TB | \
301	    CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
302	    CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
303	    CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
304	    CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
305#define CPU_FTRS_82XX	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
306	    CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
307#define CPU_FTRS_G2_LE	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
308	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
309#define CPU_FTRS_E300	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
310	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
311	    CPU_FTR_COMMON)
312#define CPU_FTRS_E300C2	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE | \
313	    CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
314	    CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
315#define CPU_FTRS_CLASSIC32	(CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE | \
316	    CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
317#define CPU_FTRS_8XX	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB)
318#define CPU_FTRS_40X	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
319	    CPU_FTR_NODSISRALIGN)
320#define CPU_FTRS_44X	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
321	    CPU_FTR_NODSISRALIGN)
322#define CPU_FTRS_E200	(CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
323#define CPU_FTRS_E500	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
324	    CPU_FTR_NODSISRALIGN)
325#define CPU_FTRS_E500_2	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
326	    CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
327#define CPU_FTRS_GENERIC_32	(CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
328
329/* 64-bit CPUs */
330#define CPU_FTRS_POWER3	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
331	    CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
332#define CPU_FTRS_RS64	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
333	    CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
334	    CPU_FTR_MMCRA | CPU_FTR_CTRL)
335#define CPU_FTRS_POWER4	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
336	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
337	    CPU_FTR_MMCRA)
338#define CPU_FTRS_PPC970	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
339	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
340	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
341#define CPU_FTRS_POWER5	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
342	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
343	    CPU_FTR_MMCRA | CPU_FTR_SMT | \
344	    CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
345	    CPU_FTR_PURR)
346#define CPU_FTRS_POWER6 (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
347	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
348	    CPU_FTR_MMCRA | CPU_FTR_SMT | \
349	    CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
350	    CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
351	    CPU_FTR_DSCR)
352#define CPU_FTRS_CELL	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
353	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
354	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
355	    CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_CELL_TB_BUG)
356#define CPU_FTRS_PA6T (CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
357	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
358	    CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
359	    CPU_FTR_PURR | CPU_FTR_REAL_LE)
360#define CPU_FTRS_COMPATIBLE	(CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_USE_TB | \
361	    CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
362
363#ifdef __powerpc64__
364#define CPU_FTRS_POSSIBLE	\
365	    (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 |	\
366	    CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 |	\
367	    CPU_FTRS_CELL | CPU_FTRS_PA6T)
368#else
369enum {
370	CPU_FTRS_POSSIBLE =
371#if CLASSIC_PPC
372	    CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
373	    CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
374	    CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
375	    CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
376	    CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
377	    CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
378	    CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
379	    CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
380	    CPU_FTRS_CLASSIC32 |
381#else
382	    CPU_FTRS_GENERIC_32 |
383#endif
384#ifdef CONFIG_8xx
385	    CPU_FTRS_8XX |
386#endif
387#ifdef CONFIG_40x
388	    CPU_FTRS_40X |
389#endif
390#ifdef CONFIG_44x
391	    CPU_FTRS_44X |
392#endif
393#ifdef CONFIG_E200
394	    CPU_FTRS_E200 |
395#endif
396#ifdef CONFIG_E500
397	    CPU_FTRS_E500 | CPU_FTRS_E500_2 |
398#endif
399	    0,
400};
401#endif /* __powerpc64__ */
402
403#ifdef __powerpc64__
404#define CPU_FTRS_ALWAYS		\
405	    (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 &	\
406	    CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 &	\
407	    CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
408#else
409enum {
410	CPU_FTRS_ALWAYS =
411#if CLASSIC_PPC
412	    CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
413	    CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
414	    CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
415	    CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
416	    CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
417	    CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
418	    CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
419	    CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
420	    CPU_FTRS_CLASSIC32 &
421#else
422	    CPU_FTRS_GENERIC_32 &
423#endif
424#ifdef CONFIG_8xx
425	    CPU_FTRS_8XX &
426#endif
427#ifdef CONFIG_40x
428	    CPU_FTRS_40X &
429#endif
430#ifdef CONFIG_44x
431	    CPU_FTRS_44X &
432#endif
433#ifdef CONFIG_E200
434	    CPU_FTRS_E200 &
435#endif
436#ifdef CONFIG_E500
437	    CPU_FTRS_E500 & CPU_FTRS_E500_2 &
438#endif
439	    CPU_FTRS_POSSIBLE,
440};
441#endif /* __powerpc64__ */
442
443static inline int cpu_has_feature(unsigned long feature)
444{
445	return (CPU_FTRS_ALWAYS & feature) ||
446	       (CPU_FTRS_POSSIBLE
447		& cur_cpu_spec->cpu_features
448		& feature);
449}
450
451#endif /* !__ASSEMBLY__ */
452
453#ifdef __ASSEMBLY__
454
455#define BEGIN_FTR_SECTION_NESTED(label)	label:
456#define BEGIN_FTR_SECTION		BEGIN_FTR_SECTION_NESTED(97)
457#define END_FTR_SECTION_NESTED(msk, val, label) \
458	MAKE_FTR_SECTION_ENTRY(msk, val, label, __ftr_fixup)
459#define END_FTR_SECTION(msk, val)		\
460	END_FTR_SECTION_NESTED(msk, val, 97)
461
462#define END_FTR_SECTION_IFSET(msk)	END_FTR_SECTION((msk), (msk))
463#define END_FTR_SECTION_IFCLR(msk)	END_FTR_SECTION((msk), 0)
464#endif /* __ASSEMBLY__ */
465
466#endif /* __KERNEL__ */
467#endif /* __ASM_POWERPC_CPUTABLE_H */