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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 Herrenschmidtaa5cb0212006-03-01 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
Olof Johanssonb3ebd1d2006-09-06 14:35:57 -050026#define PPC_FEATURE_PA6T 0x00000800
Paul Mackerras974a76f2006-11-10 20:38:53 +110027#define PPC_FEATURE_HAS_DFP 0x00000400
28#define PPC_FEATURE_POWER6_EXT 0x00000200
Kumar Gala10b35d92005-09-23 14:08:58 -050029
Paul Mackerrasfab5db92006-06-07 16:14:40 +100030#define PPC_FEATURE_TRUE_LE 0x00000002
31#define PPC_FEATURE_PPC_LE 0x00000001
32
Kumar Gala10b35d92005-09-23 14:08:58 -050033#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;
Kumar Gala10b35d92005-09-23 14:08:58 -050040
Kumar Gala10b35d92005-09-23 14:08:58 -050041typedef void (*cpu_setup_t)(unsigned long offset, struct cpu_spec* spec);
Olof Johanssonf39b7a52006-08-11 00:07:08 -050042typedef void (*cpu_restore_t)(void);
Kumar Gala10b35d92005-09-23 14:08:58 -050043
Anton Blanchard32a33992006-01-09 15:41:31 +110044enum powerpc_oprofile_type {
Andy Whitcroft7a45fb12006-01-13 12:35:49 +000045 PPC_OPROFILE_INVALID = 0,
46 PPC_OPROFILE_RS64 = 1,
47 PPC_OPROFILE_POWER4 = 2,
48 PPC_OPROFILE_G4 = 3,
49 PPC_OPROFILE_BOOKE = 4,
Maynard Johnson18f21902006-11-20 18:45:16 +010050 PPC_OPROFILE_CELL = 5,
Olof Johansson25fc5302007-04-18 16:38:21 +100051 PPC_OPROFILE_PA6T = 6,
Anton Blanchard32a33992006-01-09 15:41:31 +110052};
53
Olof Johansson1bd2e5a2007-01-28 21:23:54 -060054enum powerpc_pmc_type {
55 PPC_PMC_DEFAULT = 0,
56 PPC_PMC_IBM = 1,
57 PPC_PMC_PA6T = 2,
58};
59
Paul Mackerras87a72f92007-10-04 14:18:01 +100060/* NOTE WELL: Update identify_cpu() if fields are added or removed! */
Kumar Gala10b35d92005-09-23 14:08:58 -050061struct cpu_spec {
62 /* CPU is matched via (PVR & pvr_mask) == pvr_value */
63 unsigned int pvr_mask;
64 unsigned int pvr_value;
65
66 char *cpu_name;
67 unsigned long cpu_features; /* Kernel features */
68 unsigned int cpu_user_features; /* Userland features */
69
70 /* cache line sizes */
71 unsigned int icache_bsize;
72 unsigned int dcache_bsize;
73
74 /* number of performance monitor counters */
75 unsigned int num_pmcs;
Olof Johansson1bd2e5a2007-01-28 21:23:54 -060076 enum powerpc_pmc_type pmc_type;
Kumar Gala10b35d92005-09-23 14:08:58 -050077
78 /* this is called to initialize various CPU bits like L1 cache,
79 * BHT, SPD, etc... from head.S before branching to identify_machine
80 */
81 cpu_setup_t cpu_setup;
Olof Johanssonf39b7a52006-08-11 00:07:08 -050082 /* Used to restore cpu setup on secondary processors and at resume */
83 cpu_restore_t cpu_restore;
Kumar Gala10b35d92005-09-23 14:08:58 -050084
85 /* Used by oprofile userspace to select the right counters */
86 char *oprofile_cpu_type;
87
88 /* Processor specific oprofile operations */
Anton Blanchard32a33992006-01-09 15:41:31 +110089 enum powerpc_oprofile_type oprofile_type;
Paul Mackerras80f15dc2006-01-14 10:11:39 +110090
Michael Neulinge78dbc82006-06-08 14:42:34 +100091 /* Bit locations inside the mmcra change */
92 unsigned long oprofile_mmcra_sihv;
93 unsigned long oprofile_mmcra_sipr;
94
95 /* Bits to clear during an oprofile exception */
96 unsigned long oprofile_mmcra_clear;
97
Paul Mackerras80f15dc2006-01-14 10:11:39 +110098 /* Name of processor class, for the ELF AT_PLATFORM entry */
99 char *platform;
Kumar Gala10b35d92005-09-23 14:08:58 -0500100};
101
Kumar Gala10b35d92005-09-23 14:08:58 -0500102extern struct cpu_spec *cur_cpu_spec;
Kumar Gala10b35d92005-09-23 14:08:58 -0500103
Benjamin Herrenschmidt42c4aaa2006-10-24 16:42:40 +1000104extern unsigned int __start___ftr_fixup, __stop___ftr_fixup;
105
Paul Mackerras974a76f2006-11-10 20:38:53 +1100106extern struct cpu_spec *identify_cpu(unsigned long offset, unsigned int pvr);
Benjamin Herrenschmidt0909c8c2006-10-20 11:47:18 +1000107extern void do_feature_fixups(unsigned long value, void *fixup_start,
108 void *fixup_end);
Paul Mackerras9b6b5632005-10-06 12:06:20 +1000109
Kumar Gala10b35d92005-09-23 14:08:58 -0500110#endif /* __ASSEMBLY__ */
111
112/* CPU kernel features */
113
114/* Retain the 32b definitions all use bottom half of word */
David Gibson4508dc22007-06-13 14:52:57 +1000115#define CPU_FTR_COHERENT_ICACHE ASM_CONST(0x0000000000000001)
Kumar Gala10b35d92005-09-23 14:08:58 -0500116#define CPU_FTR_L2CR ASM_CONST(0x0000000000000002)
117#define CPU_FTR_SPEC7450 ASM_CONST(0x0000000000000004)
118#define CPU_FTR_ALTIVEC ASM_CONST(0x0000000000000008)
119#define CPU_FTR_TAU ASM_CONST(0x0000000000000010)
120#define CPU_FTR_CAN_DOZE ASM_CONST(0x0000000000000020)
121#define CPU_FTR_USE_TB ASM_CONST(0x0000000000000040)
122#define CPU_FTR_604_PERF_MON ASM_CONST(0x0000000000000080)
123#define CPU_FTR_601 ASM_CONST(0x0000000000000100)
124#define CPU_FTR_HPTE_TABLE ASM_CONST(0x0000000000000200)
125#define CPU_FTR_CAN_NAP ASM_CONST(0x0000000000000400)
126#define CPU_FTR_L3CR ASM_CONST(0x0000000000000800)
127#define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x0000000000001000)
128#define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x0000000000002000)
129#define CPU_FTR_DUAL_PLL_750FX ASM_CONST(0x0000000000004000)
130#define CPU_FTR_NO_DPM ASM_CONST(0x0000000000008000)
131#define CPU_FTR_HAS_HIGH_BATS ASM_CONST(0x0000000000010000)
132#define CPU_FTR_NEED_COHERENT ASM_CONST(0x0000000000020000)
133#define CPU_FTR_NO_BTIC ASM_CONST(0x0000000000040000)
134#define CPU_FTR_BIG_PHYS ASM_CONST(0x0000000000080000)
Michael Ellerman3d159102006-03-21 20:45:58 +1100135#define CPU_FTR_NODSISRALIGN ASM_CONST(0x0000000000100000)
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000136#define CPU_FTR_PPC_LE ASM_CONST(0x0000000000200000)
137#define CPU_FTR_REAL_LE ASM_CONST(0x0000000000400000)
Kim Phillipsaa42c692006-12-08 02:43:30 -0600138#define CPU_FTR_FPU_UNAVAILABLE ASM_CONST(0x0000000000800000)
David Gibson4508dc22007-06-13 14:52:57 +1000139#define CPU_FTR_UNIFIED_ID_CACHE ASM_CONST(0x0000000001000000)
Kumar Gala5e14d212007-09-13 01:44:20 -0500140#define CPU_FTR_SPE ASM_CONST(0x0000000002000000)
Kumar Gala10b35d92005-09-23 14:08:58 -0500141
Paul Mackerras3965f8c2006-06-28 13:50:39 +1000142/*
143 * Add the 64-bit processor unique features in the top half of the word;
144 * on 32-bit, make the names available but defined to be 0.
145 */
Kumar Gala10b35d92005-09-23 14:08:58 -0500146#ifdef __powerpc64__
Paul Mackerras3965f8c2006-06-28 13:50:39 +1000147#define LONG_ASM_CONST(x) ASM_CONST(x)
Kumar Gala10b35d92005-09-23 14:08:58 -0500148#else
Paul Mackerras3965f8c2006-06-28 13:50:39 +1000149#define LONG_ASM_CONST(x) 0
Kumar Gala10b35d92005-09-23 14:08:58 -0500150#endif
151
Paul Mackerras3965f8c2006-06-28 13:50:39 +1000152#define CPU_FTR_SLB LONG_ASM_CONST(0x0000000100000000)
153#define CPU_FTR_16M_PAGE LONG_ASM_CONST(0x0000000200000000)
154#define CPU_FTR_TLBIEL LONG_ASM_CONST(0x0000000400000000)
155#define CPU_FTR_NOEXECUTE LONG_ASM_CONST(0x0000000800000000)
156#define CPU_FTR_IABR LONG_ASM_CONST(0x0000002000000000)
157#define CPU_FTR_MMCRA LONG_ASM_CONST(0x0000004000000000)
158#define CPU_FTR_CTRL LONG_ASM_CONST(0x0000008000000000)
159#define CPU_FTR_SMT LONG_ASM_CONST(0x0000010000000000)
Paul Mackerras3965f8c2006-06-28 13:50:39 +1000160#define CPU_FTR_LOCKLESS_TLBIE LONG_ASM_CONST(0x0000040000000000)
161#define CPU_FTR_CI_LARGE_PAGE LONG_ASM_CONST(0x0000100000000000)
162#define CPU_FTR_PAUSE_ZERO LONG_ASM_CONST(0x0000200000000000)
163#define CPU_FTR_PURR LONG_ASM_CONST(0x0000400000000000)
Benjamin Herrenschmidt859deea2006-10-20 14:37:05 +1000164#define CPU_FTR_CELL_TB_BUG LONG_ASM_CONST(0x0000800000000000)
Paul Mackerras974a76f2006-11-10 20:38:53 +1100165#define CPU_FTR_SPURR LONG_ASM_CONST(0x0001000000000000)
Anton Blanchard4c1985572006-12-08 17:46:58 +1100166#define CPU_FTR_DSCR LONG_ASM_CONST(0x0002000000000000)
Paul Mackerras1189be62007-10-11 20:37:10 +1000167#define CPU_FTR_1T_SEGMENT LONG_ASM_CONST(0x0004000000000000)
Olof Johanssonf66bce52007-10-16 00:58:59 +1000168#define CPU_FTR_NO_SLBIE_B LONG_ASM_CONST(0x0008000000000000)
Paul Mackerras3965f8c2006-06-28 13:50:39 +1000169
Kumar Gala10b35d92005-09-23 14:08:58 -0500170#ifndef __ASSEMBLY__
171
Stephen Rothwell04704662006-11-30 11:46:22 +1100172#define CPU_FTR_PPCAS_ARCH_V2 (CPU_FTR_SLB | \
173 CPU_FTR_TLBIEL | CPU_FTR_NOEXECUTE | \
174 CPU_FTR_NODSISRALIGN | CPU_FTR_16M_PAGE)
Kumar Gala10b35d92005-09-23 14:08:58 -0500175
176/* We only set the altivec features if the kernel was compiled with altivec
177 * support
178 */
179#ifdef CONFIG_ALTIVEC
180#define CPU_FTR_ALTIVEC_COMP CPU_FTR_ALTIVEC
181#define PPC_FEATURE_HAS_ALTIVEC_COMP PPC_FEATURE_HAS_ALTIVEC
182#else
183#define CPU_FTR_ALTIVEC_COMP 0
184#define PPC_FEATURE_HAS_ALTIVEC_COMP 0
185#endif
186
Kumar Gala5e14d212007-09-13 01:44:20 -0500187/* We only set the spe features if the kernel was compiled with spe
188 * support
189 */
190#ifdef CONFIG_SPE
191#define CPU_FTR_SPE_COMP CPU_FTR_SPE
192#define PPC_FEATURE_HAS_SPE_COMP PPC_FEATURE_HAS_SPE
193#define PPC_FEATURE_HAS_EFP_SINGLE_COMP PPC_FEATURE_HAS_EFP_SINGLE
194#define PPC_FEATURE_HAS_EFP_DOUBLE_COMP PPC_FEATURE_HAS_EFP_DOUBLE
195#else
196#define CPU_FTR_SPE_COMP 0
197#define PPC_FEATURE_HAS_SPE_COMP 0
198#define PPC_FEATURE_HAS_EFP_SINGLE_COMP 0
199#define PPC_FEATURE_HAS_EFP_DOUBLE_COMP 0
200#endif
201
Scott Wood11af1192007-09-14 15:32:14 -0500202/* We need to mark all pages as being coherent if we're SMP or we have a
203 * 74[45]x and an MPC107 host bridge. Also 83xx and PowerQUICC II
204 * require it for PCI "streaming/prefetch" to work properly.
Kumar Gala10b35d92005-09-23 14:08:58 -0500205 */
Kumar Gala1775dbb2006-02-22 09:46:02 -0600206#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
Scott Wood11af1192007-09-14 15:32:14 -0500207 || defined(CONFIG_PPC_83xx) || defined(CONFIG_8260)
Kumar Gala10b35d92005-09-23 14:08:58 -0500208#define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
209#else
210#define CPU_FTR_COMMON 0
211#endif
212
213/* The powersave features NAP & DOZE seems to confuse BDI when
214 debugging. So if a BDI is used, disable theses
215 */
216#ifndef CONFIG_BDI_SWITCH
217#define CPU_FTR_MAYBE_CAN_DOZE CPU_FTR_CAN_DOZE
218#define CPU_FTR_MAYBE_CAN_NAP CPU_FTR_CAN_NAP
219#else
220#define CPU_FTR_MAYBE_CAN_DOZE 0
221#define CPU_FTR_MAYBE_CAN_NAP 0
222#endif
223
224#define CLASSIC_PPC (!defined(CONFIG_8xx) && !defined(CONFIG_4xx) && \
225 !defined(CONFIG_POWER3) && !defined(CONFIG_POWER4) && \
226 !defined(CONFIG_BOOKE))
227
David Gibson4508dc22007-06-13 14:52:57 +1000228#define CPU_FTRS_PPC601 (CPU_FTR_COMMON | CPU_FTR_601 | CPU_FTR_HPTE_TABLE | \
229 CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
230#define CPU_FTRS_603 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100231 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000232 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000233#define CPU_FTRS_604 (CPU_FTR_COMMON | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000234 CPU_FTR_USE_TB | CPU_FTR_604_PERF_MON | CPU_FTR_HPTE_TABLE | \
235 CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000236#define CPU_FTRS_740_NOTAU (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100237 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000238 CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000239#define CPU_FTRS_740 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100240 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000241 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
242 CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000243#define CPU_FTRS_750 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100244 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000245 CPU_FTR_TAU | CPU_FTR_HPTE_TABLE | CPU_FTR_MAYBE_CAN_NAP | \
246 CPU_FTR_PPC_LE)
Josh Boyerb6f41cc2007-07-03 02:06:53 +1000247#define CPU_FTRS_750CL (CPU_FTRS_750 | CPU_FTR_HAS_HIGH_BATS)
248#define CPU_FTRS_750FX1 (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | CPU_FTR_NO_DPM)
249#define CPU_FTRS_750FX2 (CPU_FTRS_750 | CPU_FTR_NO_DPM)
250#define CPU_FTRS_750FX (CPU_FTRS_750 | CPU_FTR_DUAL_PLL_750FX | \
251 CPU_FTR_HAS_HIGH_BATS)
252#define CPU_FTRS_750GX (CPU_FTRS_750FX)
David Gibson4508dc22007-06-13 14:52:57 +1000253#define CPU_FTRS_7400_NOTAU (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100254 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
255 CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000256 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000257#define CPU_FTRS_7400 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100258 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB | CPU_FTR_L2CR | \
259 CPU_FTR_TAU | CPU_FTR_ALTIVEC_COMP | CPU_FTR_HPTE_TABLE | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000260 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000261#define CPU_FTRS_7450_20 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100262 CPU_FTR_USE_TB | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
263 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000264 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000265#define CPU_FTRS_7450_21 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100266 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_L3_DISABLE_NAP | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000270 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000271#define CPU_FTRS_7450_23 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100272 CPU_FTR_USE_TB | \
273 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
274 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000275 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000276#define CPU_FTRS_7455_1 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100277 CPU_FTR_USE_TB | \
278 CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | CPU_FTR_L3CR | \
279 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | CPU_FTR_HAS_HIGH_BATS | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000280 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000281#define CPU_FTRS_7455_20 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100282 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_L3_DISABLE_NAP | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000286 CPU_FTR_NEED_COHERENT | CPU_FTR_HAS_HIGH_BATS | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000287#define CPU_FTRS_7455 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100288 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 | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000292 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000293#define CPU_FTRS_7447_10 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100294 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 | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000298 CPU_FTR_NEED_COHERENT | CPU_FTR_NO_BTIC | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000299#define CPU_FTRS_7447 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100300 CPU_FTR_USE_TB | \
301 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
302 CPU_FTR_L3CR | CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
303 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000304 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000305#define CPU_FTRS_7447A (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100306 CPU_FTR_USE_TB | \
307 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
308 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
309 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000310 CPU_FTR_NEED_COHERENT | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000311#define CPU_FTRS_7448 (CPU_FTR_COMMON | \
James.Yang3d372542007-05-02 16:34:43 -0500312 CPU_FTR_USE_TB | \
313 CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_L2CR | CPU_FTR_ALTIVEC_COMP | \
314 CPU_FTR_HPTE_TABLE | CPU_FTR_SPEC7450 | \
315 CPU_FTR_NAP_DISABLE_L2_PR | CPU_FTR_HAS_HIGH_BATS | \
316 CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000317#define CPU_FTRS_82XX (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100318 CPU_FTR_MAYBE_CAN_DOZE | CPU_FTR_USE_TB)
Scott Wood11af1192007-09-14 15:32:14 -0500319#define CPU_FTRS_G2_LE (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100320 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS)
David Gibson4508dc22007-06-13 14:52:57 +1000321#define CPU_FTRS_E300 (CPU_FTR_MAYBE_CAN_DOZE | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100322 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
323 CPU_FTR_COMMON)
David Gibson4508dc22007-06-13 14:52:57 +1000324#define CPU_FTRS_E300C2 (CPU_FTR_MAYBE_CAN_DOZE | \
Kim Phillipsaa42c692006-12-08 02:43:30 -0600325 CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS | \
326 CPU_FTR_COMMON | CPU_FTR_FPU_UNAVAILABLE)
David Gibson4508dc22007-06-13 14:52:57 +1000327#define CPU_FTRS_CLASSIC32 (CPU_FTR_COMMON | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100328 CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE)
David Gibson4508dc22007-06-13 14:52:57 +1000329#define CPU_FTRS_8XX (CPU_FTR_USE_TB)
330#define CPU_FTRS_40X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
331#define CPU_FTRS_44X (CPU_FTR_USE_TB | CPU_FTR_NODSISRALIGN)
Kumar Gala5e14d212007-09-13 01:44:20 -0500332#define CPU_FTRS_E200 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
333 CPU_FTR_NODSISRALIGN | CPU_FTR_COHERENT_ICACHE | \
334 CPU_FTR_UNIFIED_ID_CACHE)
335#define CPU_FTRS_E500 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
336 CPU_FTR_NODSISRALIGN)
337#define CPU_FTRS_E500_2 (CPU_FTR_USE_TB | CPU_FTR_SPE_COMP | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100338 CPU_FTR_BIG_PHYS | CPU_FTR_NODSISRALIGN)
339#define CPU_FTRS_GENERIC_32 (CPU_FTR_COMMON | CPU_FTR_NODSISRALIGN)
Michael Ellerman0b8e2e12006-11-23 00:46:46 +0100340
341/* 64-bit CPUs */
David Gibson4508dc22007-06-13 14:52:57 +1000342#define CPU_FTRS_POWER3 (CPU_FTR_USE_TB | \
Paul Mackerrasfab5db92006-06-07 16:14:40 +1000343 CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | CPU_FTR_PPC_LE)
David Gibson4508dc22007-06-13 14:52:57 +1000344#define CPU_FTRS_RS64 (CPU_FTR_USE_TB | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100345 CPU_FTR_HPTE_TABLE | CPU_FTR_IABR | \
346 CPU_FTR_MMCRA | CPU_FTR_CTRL)
David Gibson4508dc22007-06-13 14:52:57 +1000347#define CPU_FTRS_POWER4 (CPU_FTR_USE_TB | \
Olof Johansson00243002006-09-06 14:35:19 -0500348 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
349 CPU_FTR_MMCRA)
David Gibson4508dc22007-06-13 14:52:57 +1000350#define CPU_FTRS_PPC970 (CPU_FTR_USE_TB | \
Olof Johansson00243002006-09-06 14:35:19 -0500351 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100352 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CAN_NAP | CPU_FTR_MMCRA)
David Gibson4508dc22007-06-13 14:52:57 +1000353#define CPU_FTRS_POWER5 (CPU_FTR_USE_TB | \
Olof Johansson00243002006-09-06 14:35:19 -0500354 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100355 CPU_FTR_MMCRA | CPU_FTR_SMT | \
356 CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
Michael Neulinge78dbc82006-06-08 14:42:34 +1000357 CPU_FTR_PURR)
David Gibson4508dc22007-06-13 14:52:57 +1000358#define CPU_FTRS_POWER6 (CPU_FTR_USE_TB | \
Olof Johansson00243002006-09-06 14:35:19 -0500359 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
Anton Blanchard03054d52006-04-29 09:51:06 +1000360 CPU_FTR_MMCRA | CPU_FTR_SMT | \
361 CPU_FTR_COHERENT_ICACHE | CPU_FTR_LOCKLESS_TLBIE | \
Anton Blanchard4c1985572006-12-08 17:46:58 +1100362 CPU_FTR_PURR | CPU_FTR_SPURR | CPU_FTR_REAL_LE | \
363 CPU_FTR_DSCR)
David Gibson4508dc22007-06-13 14:52:57 +1000364#define CPU_FTRS_CELL (CPU_FTR_USE_TB | \
Olof Johansson00243002006-09-06 14:35:19 -0500365 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | CPU_FTR_CTRL | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100366 CPU_FTR_ALTIVEC_COMP | CPU_FTR_MMCRA | CPU_FTR_SMT | \
Benjamin Herrenschmidt859deea2006-10-20 14:37:05 +1000367 CPU_FTR_PAUSE_ZERO | CPU_FTR_CI_LARGE_PAGE | CPU_FTR_CELL_TB_BUG)
David Gibson4508dc22007-06-13 14:52:57 +1000368#define CPU_FTRS_PA6T (CPU_FTR_USE_TB | \
Olof Johanssonb3ebd1d2006-09-06 14:35:57 -0500369 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2 | \
370 CPU_FTR_ALTIVEC_COMP | CPU_FTR_CI_LARGE_PAGE | \
Olof Johanssonf66bce52007-10-16 00:58:59 +1000371 CPU_FTR_PURR | CPU_FTR_REAL_LE | CPU_FTR_NO_SLBIE_B)
David Gibson4508dc22007-06-13 14:52:57 +1000372#define CPU_FTRS_COMPATIBLE (CPU_FTR_USE_TB | \
Stephen Rothwell7c929432006-03-23 17:36:59 +1100373 CPU_FTR_HPTE_TABLE | CPU_FTR_PPCAS_ARCH_V2)
Kumar Gala10b35d92005-09-23 14:08:58 -0500374
Anton Blanchard2406f602005-12-13 07:45:33 +1100375#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100376#define CPU_FTRS_POSSIBLE \
377 (CPU_FTRS_POWER3 | CPU_FTRS_RS64 | CPU_FTRS_POWER4 | \
Anton Blanchard03054d52006-04-29 09:51:06 +1000378 CPU_FTRS_PPC970 | CPU_FTRS_POWER5 | CPU_FTRS_POWER6 | \
Paul Mackerras1189be62007-10-11 20:37:10 +1000379 CPU_FTRS_CELL | CPU_FTRS_PA6T | CPU_FTR_1T_SEGMENT)
Anton Blanchard2406f602005-12-13 07:45:33 +1100380#else
Stephen Rothwell7c929432006-03-23 17:36:59 +1100381enum {
382 CPU_FTRS_POSSIBLE =
Kumar Gala10b35d92005-09-23 14:08:58 -0500383#if CLASSIC_PPC
384 CPU_FTRS_PPC601 | CPU_FTRS_603 | CPU_FTRS_604 | CPU_FTRS_740_NOTAU |
385 CPU_FTRS_740 | CPU_FTRS_750 | CPU_FTRS_750FX1 |
386 CPU_FTRS_750FX2 | CPU_FTRS_750FX | CPU_FTRS_750GX |
387 CPU_FTRS_7400_NOTAU | CPU_FTRS_7400 | CPU_FTRS_7450_20 |
388 CPU_FTRS_7450_21 | CPU_FTRS_7450_23 | CPU_FTRS_7455_1 |
389 CPU_FTRS_7455_20 | CPU_FTRS_7455 | CPU_FTRS_7447_10 |
390 CPU_FTRS_7447 | CPU_FTRS_7447A | CPU_FTRS_82XX |
Kim Phillipsaa42c692006-12-08 02:43:30 -0600391 CPU_FTRS_G2_LE | CPU_FTRS_E300 | CPU_FTRS_E300C2 |
392 CPU_FTRS_CLASSIC32 |
Kumar Gala10b35d92005-09-23 14:08:58 -0500393#else
394 CPU_FTRS_GENERIC_32 |
395#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500396#ifdef CONFIG_8xx
397 CPU_FTRS_8XX |
398#endif
399#ifdef CONFIG_40x
400 CPU_FTRS_40X |
401#endif
402#ifdef CONFIG_44x
403 CPU_FTRS_44X |
404#endif
405#ifdef CONFIG_E200
406 CPU_FTRS_E200 |
407#endif
408#ifdef CONFIG_E500
409 CPU_FTRS_E500 | CPU_FTRS_E500_2 |
410#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500411 0,
Stephen Rothwell7c929432006-03-23 17:36:59 +1100412};
413#endif /* __powerpc64__ */
Kumar Gala10b35d92005-09-23 14:08:58 -0500414
Anton Blanchard2406f602005-12-13 07:45:33 +1100415#ifdef __powerpc64__
Stephen Rothwell7c929432006-03-23 17:36:59 +1100416#define CPU_FTRS_ALWAYS \
417 (CPU_FTRS_POWER3 & CPU_FTRS_RS64 & CPU_FTRS_POWER4 & \
Anton Blanchard03054d52006-04-29 09:51:06 +1000418 CPU_FTRS_PPC970 & CPU_FTRS_POWER5 & CPU_FTRS_POWER6 & \
Olof Johanssonb3ebd1d2006-09-06 14:35:57 -0500419 CPU_FTRS_CELL & CPU_FTRS_PA6T & CPU_FTRS_POSSIBLE)
Anton Blanchard2406f602005-12-13 07:45:33 +1100420#else
Stephen Rothwell7c929432006-03-23 17:36:59 +1100421enum {
422 CPU_FTRS_ALWAYS =
Kumar Gala10b35d92005-09-23 14:08:58 -0500423#if CLASSIC_PPC
424 CPU_FTRS_PPC601 & CPU_FTRS_603 & CPU_FTRS_604 & CPU_FTRS_740_NOTAU &
425 CPU_FTRS_740 & CPU_FTRS_750 & CPU_FTRS_750FX1 &
426 CPU_FTRS_750FX2 & CPU_FTRS_750FX & CPU_FTRS_750GX &
427 CPU_FTRS_7400_NOTAU & CPU_FTRS_7400 & CPU_FTRS_7450_20 &
428 CPU_FTRS_7450_21 & CPU_FTRS_7450_23 & CPU_FTRS_7455_1 &
429 CPU_FTRS_7455_20 & CPU_FTRS_7455 & CPU_FTRS_7447_10 &
430 CPU_FTRS_7447 & CPU_FTRS_7447A & CPU_FTRS_82XX &
Kim Phillipsaa42c692006-12-08 02:43:30 -0600431 CPU_FTRS_G2_LE & CPU_FTRS_E300 & CPU_FTRS_E300C2 &
432 CPU_FTRS_CLASSIC32 &
Kumar Gala10b35d92005-09-23 14:08:58 -0500433#else
434 CPU_FTRS_GENERIC_32 &
435#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500436#ifdef CONFIG_8xx
437 CPU_FTRS_8XX &
438#endif
439#ifdef CONFIG_40x
440 CPU_FTRS_40X &
441#endif
442#ifdef CONFIG_44x
443 CPU_FTRS_44X &
444#endif
445#ifdef CONFIG_E200
446 CPU_FTRS_E200 &
447#endif
448#ifdef CONFIG_E500
449 CPU_FTRS_E500 & CPU_FTRS_E500_2 &
450#endif
Kumar Gala10b35d92005-09-23 14:08:58 -0500451 CPU_FTRS_POSSIBLE,
452};
Stephen Rothwell7c929432006-03-23 17:36:59 +1100453#endif /* __powerpc64__ */
Kumar Gala10b35d92005-09-23 14:08:58 -0500454
455static inline int cpu_has_feature(unsigned long feature)
456{
457 return (CPU_FTRS_ALWAYS & feature) ||
458 (CPU_FTRS_POSSIBLE
Kumar Gala10b35d92005-09-23 14:08:58 -0500459 & cur_cpu_spec->cpu_features
Kumar Gala10b35d92005-09-23 14:08:58 -0500460 & feature);
461}
462
463#endif /* !__ASSEMBLY__ */
464
465#ifdef __ASSEMBLY__
466
Benjamin Herrenschmidt7aeb7322006-10-20 11:47:16 +1000467#define BEGIN_FTR_SECTION_NESTED(label) label:
Benjamin Herrenschmidt0909c8c2006-10-20 11:47:18 +1000468#define BEGIN_FTR_SECTION BEGIN_FTR_SECTION_NESTED(97)
Benjamin Herrenschmidt7aeb7322006-10-20 11:47:16 +1000469#define END_FTR_SECTION_NESTED(msk, val, label) \
Benjamin Herrenschmidt0909c8c2006-10-20 11:47:18 +1000470 MAKE_FTR_SECTION_ENTRY(msk, val, label, __ftr_fixup)
Benjamin Herrenschmidt7aeb7322006-10-20 11:47:16 +1000471#define END_FTR_SECTION(msk, val) \
Benjamin Herrenschmidt0909c8c2006-10-20 11:47:18 +1000472 END_FTR_SECTION_NESTED(msk, val, 97)
Benjamin Herrenschmidt7aeb7322006-10-20 11:47:16 +1000473
Kumar Gala10b35d92005-09-23 14:08:58 -0500474#define END_FTR_SECTION_IFSET(msk) END_FTR_SECTION((msk), (msk))
475#define END_FTR_SECTION_IFCLR(msk) END_FTR_SECTION((msk), 0)
476#endif /* __ASSEMBLY__ */
477
478#endif /* __KERNEL__ */
479#endif /* __ASM_POWERPC_CPUTABLE_H */