ppc_asm.h 18 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686
  1. /*
  2. * Copyright (C) 1995-1999 Gary Thomas, Paul Mackerras, Cort Dougan.
  3. */
  4. #ifndef _ASM_POWERPC_PPC_ASM_H
  5. #define _ASM_POWERPC_PPC_ASM_H
  6. #include <linux/init.h>
  7. #include <linux/stringify.h>
  8. #include <asm/asm-compat.h>
  9. #include <asm/processor.h>
  10. #include <asm/ppc-opcode.h>
  11. #ifndef __ASSEMBLY__
  12. #error __FILE__ should only be used in assembler files
  13. #else
  14. #define SZL (BITS_PER_LONG/8)
  15. /*
  16. * Stuff for accurate CPU time accounting.
  17. * These macros handle transitions between user and system state
  18. * in exception entry and exit and accumulate time to the
  19. * user_time and system_time fields in the paca.
  20. */
  21. #ifndef CONFIG_VIRT_CPU_ACCOUNTING
  22. #define ACCOUNT_CPU_USER_ENTRY(ra, rb)
  23. #define ACCOUNT_CPU_USER_EXIT(ra, rb)
  24. #else
  25. #define ACCOUNT_CPU_USER_ENTRY(ra, rb) \
  26. beq 2f; /* if from kernel mode */ \
  27. BEGIN_FTR_SECTION; \
  28. mfspr ra,SPRN_PURR; /* get processor util. reg */ \
  29. END_FTR_SECTION_IFSET(CPU_FTR_PURR); \
  30. BEGIN_FTR_SECTION; \
  31. MFTB(ra); /* or get TB if no PURR */ \
  32. END_FTR_SECTION_IFCLR(CPU_FTR_PURR); \
  33. ld rb,PACA_STARTPURR(r13); \
  34. std ra,PACA_STARTPURR(r13); \
  35. subf rb,rb,ra; /* subtract start value */ \
  36. ld ra,PACA_USER_TIME(r13); \
  37. add ra,ra,rb; /* add on to user time */ \
  38. std ra,PACA_USER_TIME(r13); \
  39. 2:
  40. #define ACCOUNT_CPU_USER_EXIT(ra, rb) \
  41. BEGIN_FTR_SECTION; \
  42. mfspr ra,SPRN_PURR; /* get processor util. reg */ \
  43. END_FTR_SECTION_IFSET(CPU_FTR_PURR); \
  44. BEGIN_FTR_SECTION; \
  45. MFTB(ra); /* or get TB if no PURR */ \
  46. END_FTR_SECTION_IFCLR(CPU_FTR_PURR); \
  47. ld rb,PACA_STARTPURR(r13); \
  48. std ra,PACA_STARTPURR(r13); \
  49. subf rb,rb,ra; /* subtract start value */ \
  50. ld ra,PACA_SYSTEM_TIME(r13); \
  51. add ra,ra,rb; /* add on to user time */ \
  52. std ra,PACA_SYSTEM_TIME(r13);
  53. #endif
  54. /*
  55. * Macros for storing registers into and loading registers from
  56. * exception frames.
  57. */
  58. #ifdef __powerpc64__
  59. #define SAVE_GPR(n, base) std n,GPR0+8*(n)(base)
  60. #define REST_GPR(n, base) ld n,GPR0+8*(n)(base)
  61. #define SAVE_NVGPRS(base) SAVE_8GPRS(14, base); SAVE_10GPRS(22, base)
  62. #define REST_NVGPRS(base) REST_8GPRS(14, base); REST_10GPRS(22, base)
  63. #else
  64. #define SAVE_GPR(n, base) stw n,GPR0+4*(n)(base)
  65. #define REST_GPR(n, base) lwz n,GPR0+4*(n)(base)
  66. #define SAVE_NVGPRS(base) SAVE_GPR(13, base); SAVE_8GPRS(14, base); \
  67. SAVE_10GPRS(22, base)
  68. #define REST_NVGPRS(base) REST_GPR(13, base); REST_8GPRS(14, base); \
  69. REST_10GPRS(22, base)
  70. #endif
  71. /*
  72. * Define what the VSX XX1 form instructions will look like, then add
  73. * the 128 bit load store instructions based on that.
  74. */
  75. #define VSX_XX1(xs, ra, rb) (((xs) & 0x1f) << 21 | ((ra) << 16) | \
  76. ((rb) << 11) | (((xs) >> 5)))
  77. #define STXVD2X(xs, ra, rb) .long (0x7c000798 | VSX_XX1((xs), (ra), (rb)))
  78. #define LXVD2X(xs, ra, rb) .long (0x7c000698 | VSX_XX1((xs), (ra), (rb)))
  79. #define SAVE_2GPRS(n, base) SAVE_GPR(n, base); SAVE_GPR(n+1, base)
  80. #define SAVE_4GPRS(n, base) SAVE_2GPRS(n, base); SAVE_2GPRS(n+2, base)
  81. #define SAVE_8GPRS(n, base) SAVE_4GPRS(n, base); SAVE_4GPRS(n+4, base)
  82. #define SAVE_10GPRS(n, base) SAVE_8GPRS(n, base); SAVE_2GPRS(n+8, base)
  83. #define REST_2GPRS(n, base) REST_GPR(n, base); REST_GPR(n+1, base)
  84. #define REST_4GPRS(n, base) REST_2GPRS(n, base); REST_2GPRS(n+2, base)
  85. #define REST_8GPRS(n, base) REST_4GPRS(n, base); REST_4GPRS(n+4, base)
  86. #define REST_10GPRS(n, base) REST_8GPRS(n, base); REST_2GPRS(n+8, base)
  87. #define SAVE_FPR(n, base) stfd n,THREAD_FPR0+8*TS_FPRWIDTH*(n)(base)
  88. #define SAVE_2FPRS(n, base) SAVE_FPR(n, base); SAVE_FPR(n+1, base)
  89. #define SAVE_4FPRS(n, base) SAVE_2FPRS(n, base); SAVE_2FPRS(n+2, base)
  90. #define SAVE_8FPRS(n, base) SAVE_4FPRS(n, base); SAVE_4FPRS(n+4, base)
  91. #define SAVE_16FPRS(n, base) SAVE_8FPRS(n, base); SAVE_8FPRS(n+8, base)
  92. #define SAVE_32FPRS(n, base) SAVE_16FPRS(n, base); SAVE_16FPRS(n+16, base)
  93. #define REST_FPR(n, base) lfd n,THREAD_FPR0+8*TS_FPRWIDTH*(n)(base)
  94. #define REST_2FPRS(n, base) REST_FPR(n, base); REST_FPR(n+1, base)
  95. #define REST_4FPRS(n, base) REST_2FPRS(n, base); REST_2FPRS(n+2, base)
  96. #define REST_8FPRS(n, base) REST_4FPRS(n, base); REST_4FPRS(n+4, base)
  97. #define REST_16FPRS(n, base) REST_8FPRS(n, base); REST_8FPRS(n+8, base)
  98. #define REST_32FPRS(n, base) REST_16FPRS(n, base); REST_16FPRS(n+16, base)
  99. #define SAVE_VR(n,b,base) li b,THREAD_VR0+(16*(n)); stvx n,b,base
  100. #define SAVE_2VRS(n,b,base) SAVE_VR(n,b,base); SAVE_VR(n+1,b,base)
  101. #define SAVE_4VRS(n,b,base) SAVE_2VRS(n,b,base); SAVE_2VRS(n+2,b,base)
  102. #define SAVE_8VRS(n,b,base) SAVE_4VRS(n,b,base); SAVE_4VRS(n+4,b,base)
  103. #define SAVE_16VRS(n,b,base) SAVE_8VRS(n,b,base); SAVE_8VRS(n+8,b,base)
  104. #define SAVE_32VRS(n,b,base) SAVE_16VRS(n,b,base); SAVE_16VRS(n+16,b,base)
  105. #define REST_VR(n,b,base) li b,THREAD_VR0+(16*(n)); lvx n,b,base
  106. #define REST_2VRS(n,b,base) REST_VR(n,b,base); REST_VR(n+1,b,base)
  107. #define REST_4VRS(n,b,base) REST_2VRS(n,b,base); REST_2VRS(n+2,b,base)
  108. #define REST_8VRS(n,b,base) REST_4VRS(n,b,base); REST_4VRS(n+4,b,base)
  109. #define REST_16VRS(n,b,base) REST_8VRS(n,b,base); REST_8VRS(n+8,b,base)
  110. #define REST_32VRS(n,b,base) REST_16VRS(n,b,base); REST_16VRS(n+16,b,base)
  111. /* Save the lower 32 VSRs in the thread VSR region */
  112. #define SAVE_VSR(n,b,base) li b,THREAD_VSR0+(16*(n)); STXVD2X(n,b,base)
  113. #define SAVE_2VSRS(n,b,base) SAVE_VSR(n,b,base); SAVE_VSR(n+1,b,base)
  114. #define SAVE_4VSRS(n,b,base) SAVE_2VSRS(n,b,base); SAVE_2VSRS(n+2,b,base)
  115. #define SAVE_8VSRS(n,b,base) SAVE_4VSRS(n,b,base); SAVE_4VSRS(n+4,b,base)
  116. #define SAVE_16VSRS(n,b,base) SAVE_8VSRS(n,b,base); SAVE_8VSRS(n+8,b,base)
  117. #define SAVE_32VSRS(n,b,base) SAVE_16VSRS(n,b,base); SAVE_16VSRS(n+16,b,base)
  118. #define REST_VSR(n,b,base) li b,THREAD_VSR0+(16*(n)); LXVD2X(n,b,base)
  119. #define REST_2VSRS(n,b,base) REST_VSR(n,b,base); REST_VSR(n+1,b,base)
  120. #define REST_4VSRS(n,b,base) REST_2VSRS(n,b,base); REST_2VSRS(n+2,b,base)
  121. #define REST_8VSRS(n,b,base) REST_4VSRS(n,b,base); REST_4VSRS(n+4,b,base)
  122. #define REST_16VSRS(n,b,base) REST_8VSRS(n,b,base); REST_8VSRS(n+8,b,base)
  123. #define REST_32VSRS(n,b,base) REST_16VSRS(n,b,base); REST_16VSRS(n+16,b,base)
  124. /* Save the upper 32 VSRs (32-63) in the thread VSX region (0-31) */
  125. #define SAVE_VSRU(n,b,base) li b,THREAD_VR0+(16*(n)); STXVD2X(n+32,b,base)
  126. #define SAVE_2VSRSU(n,b,base) SAVE_VSRU(n,b,base); SAVE_VSRU(n+1,b,base)
  127. #define SAVE_4VSRSU(n,b,base) SAVE_2VSRSU(n,b,base); SAVE_2VSRSU(n+2,b,base)
  128. #define SAVE_8VSRSU(n,b,base) SAVE_4VSRSU(n,b,base); SAVE_4VSRSU(n+4,b,base)
  129. #define SAVE_16VSRSU(n,b,base) SAVE_8VSRSU(n,b,base); SAVE_8VSRSU(n+8,b,base)
  130. #define SAVE_32VSRSU(n,b,base) SAVE_16VSRSU(n,b,base); SAVE_16VSRSU(n+16,b,base)
  131. #define REST_VSRU(n,b,base) li b,THREAD_VR0+(16*(n)); LXVD2X(n+32,b,base)
  132. #define REST_2VSRSU(n,b,base) REST_VSRU(n,b,base); REST_VSRU(n+1,b,base)
  133. #define REST_4VSRSU(n,b,base) REST_2VSRSU(n,b,base); REST_2VSRSU(n+2,b,base)
  134. #define REST_8VSRSU(n,b,base) REST_4VSRSU(n,b,base); REST_4VSRSU(n+4,b,base)
  135. #define REST_16VSRSU(n,b,base) REST_8VSRSU(n,b,base); REST_8VSRSU(n+8,b,base)
  136. #define REST_32VSRSU(n,b,base) REST_16VSRSU(n,b,base); REST_16VSRSU(n+16,b,base)
  137. #define SAVE_EVR(n,s,base) evmergehi s,s,n; stw s,THREAD_EVR0+4*(n)(base)
  138. #define SAVE_2EVRS(n,s,base) SAVE_EVR(n,s,base); SAVE_EVR(n+1,s,base)
  139. #define SAVE_4EVRS(n,s,base) SAVE_2EVRS(n,s,base); SAVE_2EVRS(n+2,s,base)
  140. #define SAVE_8EVRS(n,s,base) SAVE_4EVRS(n,s,base); SAVE_4EVRS(n+4,s,base)
  141. #define SAVE_16EVRS(n,s,base) SAVE_8EVRS(n,s,base); SAVE_8EVRS(n+8,s,base)
  142. #define SAVE_32EVRS(n,s,base) SAVE_16EVRS(n,s,base); SAVE_16EVRS(n+16,s,base)
  143. #define REST_EVR(n,s,base) lwz s,THREAD_EVR0+4*(n)(base); evmergelo n,s,n
  144. #define REST_2EVRS(n,s,base) REST_EVR(n,s,base); REST_EVR(n+1,s,base)
  145. #define REST_4EVRS(n,s,base) REST_2EVRS(n,s,base); REST_2EVRS(n+2,s,base)
  146. #define REST_8EVRS(n,s,base) REST_4EVRS(n,s,base); REST_4EVRS(n+4,s,base)
  147. #define REST_16EVRS(n,s,base) REST_8EVRS(n,s,base); REST_8EVRS(n+8,s,base)
  148. #define REST_32EVRS(n,s,base) REST_16EVRS(n,s,base); REST_16EVRS(n+16,s,base)
  149. /* Macros to adjust thread priority for hardware multithreading */
  150. #define HMT_VERY_LOW or 31,31,31 # very low priority
  151. #define HMT_LOW or 1,1,1
  152. #define HMT_MEDIUM_LOW or 6,6,6 # medium low priority
  153. #define HMT_MEDIUM or 2,2,2
  154. #define HMT_MEDIUM_HIGH or 5,5,5 # medium high priority
  155. #define HMT_HIGH or 3,3,3
  156. #ifdef __KERNEL__
  157. #ifdef CONFIG_PPC64
  158. #define XGLUE(a,b) a##b
  159. #define GLUE(a,b) XGLUE(a,b)
  160. #define _GLOBAL(name) \
  161. .section ".text"; \
  162. .align 2 ; \
  163. .globl name; \
  164. .globl GLUE(.,name); \
  165. .section ".opd","aw"; \
  166. name: \
  167. .quad GLUE(.,name); \
  168. .quad .TOC.@tocbase; \
  169. .quad 0; \
  170. .previous; \
  171. .type GLUE(.,name),@function; \
  172. GLUE(.,name):
  173. #define _INIT_GLOBAL(name) \
  174. __REF; \
  175. .align 2 ; \
  176. .globl name; \
  177. .globl GLUE(.,name); \
  178. .section ".opd","aw"; \
  179. name: \
  180. .quad GLUE(.,name); \
  181. .quad .TOC.@tocbase; \
  182. .quad 0; \
  183. .previous; \
  184. .type GLUE(.,name),@function; \
  185. GLUE(.,name):
  186. #define _KPROBE(name) \
  187. .section ".kprobes.text","a"; \
  188. .align 2 ; \
  189. .globl name; \
  190. .globl GLUE(.,name); \
  191. .section ".opd","aw"; \
  192. name: \
  193. .quad GLUE(.,name); \
  194. .quad .TOC.@tocbase; \
  195. .quad 0; \
  196. .previous; \
  197. .type GLUE(.,name),@function; \
  198. GLUE(.,name):
  199. #define _STATIC(name) \
  200. .section ".text"; \
  201. .align 2 ; \
  202. .section ".opd","aw"; \
  203. name: \
  204. .quad GLUE(.,name); \
  205. .quad .TOC.@tocbase; \
  206. .quad 0; \
  207. .previous; \
  208. .type GLUE(.,name),@function; \
  209. GLUE(.,name):
  210. #define _INIT_STATIC(name) \
  211. __REF; \
  212. .align 2 ; \
  213. .section ".opd","aw"; \
  214. name: \
  215. .quad GLUE(.,name); \
  216. .quad .TOC.@tocbase; \
  217. .quad 0; \
  218. .previous; \
  219. .type GLUE(.,name),@function; \
  220. GLUE(.,name):
  221. #else /* 32-bit */
  222. #define _ENTRY(n) \
  223. .globl n; \
  224. n:
  225. #define _GLOBAL(n) \
  226. .text; \
  227. .stabs __stringify(n:F-1),N_FUN,0,0,n;\
  228. .globl n; \
  229. n:
  230. #define _KPROBE(n) \
  231. .section ".kprobes.text","a"; \
  232. .globl n; \
  233. n:
  234. #endif
  235. /*
  236. * LOAD_REG_IMMEDIATE(rn, expr)
  237. * Loads the value of the constant expression 'expr' into register 'rn'
  238. * using immediate instructions only. Use this when it's important not
  239. * to reference other data (i.e. on ppc64 when the TOC pointer is not
  240. * valid) and when 'expr' is a constant or absolute address.
  241. *
  242. * LOAD_REG_ADDR(rn, name)
  243. * Loads the address of label 'name' into register 'rn'. Use this when
  244. * you don't particularly need immediate instructions only, but you need
  245. * the whole address in one register (e.g. it's a structure address and
  246. * you want to access various offsets within it). On ppc32 this is
  247. * identical to LOAD_REG_IMMEDIATE.
  248. *
  249. * LOAD_REG_ADDRBASE(rn, name)
  250. * ADDROFF(name)
  251. * LOAD_REG_ADDRBASE loads part of the address of label 'name' into
  252. * register 'rn'. ADDROFF(name) returns the remainder of the address as
  253. * a constant expression. ADDROFF(name) is a signed expression < 16 bits
  254. * in size, so is suitable for use directly as an offset in load and store
  255. * instructions. Use this when loading/storing a single word or less as:
  256. * LOAD_REG_ADDRBASE(rX, name)
  257. * ld rY,ADDROFF(name)(rX)
  258. */
  259. #ifdef __powerpc64__
  260. #define LOAD_REG_IMMEDIATE(reg,expr) \
  261. lis (reg),(expr)@highest; \
  262. ori (reg),(reg),(expr)@higher; \
  263. rldicr (reg),(reg),32,31; \
  264. oris (reg),(reg),(expr)@h; \
  265. ori (reg),(reg),(expr)@l;
  266. #define LOAD_REG_ADDR(reg,name) \
  267. ld (reg),name@got(r2)
  268. #define LOAD_REG_ADDRBASE(reg,name) LOAD_REG_ADDR(reg,name)
  269. #define ADDROFF(name) 0
  270. /* offsets for stack frame layout */
  271. #define LRSAVE 16
  272. #else /* 32-bit */
  273. #define LOAD_REG_IMMEDIATE(reg,expr) \
  274. lis (reg),(expr)@ha; \
  275. addi (reg),(reg),(expr)@l;
  276. #define LOAD_REG_ADDR(reg,name) LOAD_REG_IMMEDIATE(reg, name)
  277. #define LOAD_REG_ADDRBASE(reg, name) lis (reg),name@ha
  278. #define ADDROFF(name) name@l
  279. /* offsets for stack frame layout */
  280. #define LRSAVE 4
  281. #endif
  282. /* various errata or part fixups */
  283. #ifdef CONFIG_PPC601_SYNC_FIX
  284. #define SYNC \
  285. BEGIN_FTR_SECTION \
  286. sync; \
  287. isync; \
  288. END_FTR_SECTION_IFSET(CPU_FTR_601)
  289. #define SYNC_601 \
  290. BEGIN_FTR_SECTION \
  291. sync; \
  292. END_FTR_SECTION_IFSET(CPU_FTR_601)
  293. #define ISYNC_601 \
  294. BEGIN_FTR_SECTION \
  295. isync; \
  296. END_FTR_SECTION_IFSET(CPU_FTR_601)
  297. #else
  298. #define SYNC
  299. #define SYNC_601
  300. #define ISYNC_601
  301. #endif
  302. #ifdef CONFIG_PPC_CELL
  303. #define MFTB(dest) \
  304. 90: mftb dest; \
  305. BEGIN_FTR_SECTION_NESTED(96); \
  306. cmpwi dest,0; \
  307. beq- 90b; \
  308. END_FTR_SECTION_NESTED(CPU_FTR_CELL_TB_BUG, CPU_FTR_CELL_TB_BUG, 96)
  309. #else
  310. #define MFTB(dest) mftb dest
  311. #endif
  312. #ifndef CONFIG_SMP
  313. #define TLBSYNC
  314. #else /* CONFIG_SMP */
  315. /* tlbsync is not implemented on 601 */
  316. #define TLBSYNC \
  317. BEGIN_FTR_SECTION \
  318. tlbsync; \
  319. sync; \
  320. END_FTR_SECTION_IFCLR(CPU_FTR_601)
  321. #endif
  322. /*
  323. * This instruction is not implemented on the PPC 603 or 601; however, on
  324. * the 403GCX and 405GP tlbia IS defined and tlbie is not.
  325. * All of these instructions exist in the 8xx, they have magical powers,
  326. * and they must be used.
  327. */
  328. #if !defined(CONFIG_4xx) && !defined(CONFIG_8xx)
  329. #define tlbia \
  330. li r4,1024; \
  331. mtctr r4; \
  332. lis r4,KERNELBASE@h; \
  333. 0: tlbie r4; \
  334. addi r4,r4,0x1000; \
  335. bdnz 0b
  336. #endif
  337. #ifdef CONFIG_IBM440EP_ERR42
  338. #define PPC440EP_ERR42 isync
  339. #else
  340. #define PPC440EP_ERR42
  341. #endif
  342. #if defined(CONFIG_BOOKE)
  343. #define toreal(rd)
  344. #define fromreal(rd)
  345. /*
  346. * We use addis to ensure compatibility with the "classic" ppc versions of
  347. * these macros, which use rs = 0 to get the tophys offset in rd, rather than
  348. * converting the address in r0, and so this version has to do that too
  349. * (i.e. set register rd to 0 when rs == 0).
  350. */
  351. #define tophys(rd,rs) \
  352. addis rd,rs,0
  353. #define tovirt(rd,rs) \
  354. addis rd,rs,0
  355. #elif defined(CONFIG_PPC64)
  356. #define toreal(rd) /* we can access c000... in real mode */
  357. #define fromreal(rd)
  358. #define tophys(rd,rs) \
  359. clrldi rd,rs,2
  360. #define tovirt(rd,rs) \
  361. rotldi rd,rs,16; \
  362. ori rd,rd,((KERNELBASE>>48)&0xFFFF);\
  363. rotldi rd,rd,48
  364. #else
  365. /*
  366. * On APUS (Amiga PowerPC cpu upgrade board), we don't know the
  367. * physical base address of RAM at compile time.
  368. */
  369. #define toreal(rd) tophys(rd,rd)
  370. #define fromreal(rd) tovirt(rd,rd)
  371. #define tophys(rd,rs) \
  372. 0: addis rd,rs,-PAGE_OFFSET@h; \
  373. .section ".vtop_fixup","aw"; \
  374. .align 1; \
  375. .long 0b; \
  376. .previous
  377. #define tovirt(rd,rs) \
  378. 0: addis rd,rs,PAGE_OFFSET@h; \
  379. .section ".ptov_fixup","aw"; \
  380. .align 1; \
  381. .long 0b; \
  382. .previous
  383. #endif
  384. #ifdef CONFIG_PPC64
  385. #define RFI rfid
  386. #define MTMSRD(r) mtmsrd r
  387. #else
  388. #define FIX_SRR1(ra, rb)
  389. #ifndef CONFIG_40x
  390. #define RFI rfi
  391. #else
  392. #define RFI rfi; b . /* Prevent prefetch past rfi */
  393. #endif
  394. #define MTMSRD(r) mtmsr r
  395. #define CLR_TOP32(r)
  396. #endif
  397. #endif /* __KERNEL__ */
  398. /* The boring bits... */
  399. /* Condition Register Bit Fields */
  400. #define cr0 0
  401. #define cr1 1
  402. #define cr2 2
  403. #define cr3 3
  404. #define cr4 4
  405. #define cr5 5
  406. #define cr6 6
  407. #define cr7 7
  408. /* General Purpose Registers (GPRs) */
  409. #define r0 0
  410. #define r1 1
  411. #define r2 2
  412. #define r3 3
  413. #define r4 4
  414. #define r5 5
  415. #define r6 6
  416. #define r7 7
  417. #define r8 8
  418. #define r9 9
  419. #define r10 10
  420. #define r11 11
  421. #define r12 12
  422. #define r13 13
  423. #define r14 14
  424. #define r15 15
  425. #define r16 16
  426. #define r17 17
  427. #define r18 18
  428. #define r19 19
  429. #define r20 20
  430. #define r21 21
  431. #define r22 22
  432. #define r23 23
  433. #define r24 24
  434. #define r25 25
  435. #define r26 26
  436. #define r27 27
  437. #define r28 28
  438. #define r29 29
  439. #define r30 30
  440. #define r31 31
  441. /* Floating Point Registers (FPRs) */
  442. #define fr0 0
  443. #define fr1 1
  444. #define fr2 2
  445. #define fr3 3
  446. #define fr4 4
  447. #define fr5 5
  448. #define fr6 6
  449. #define fr7 7
  450. #define fr8 8
  451. #define fr9 9
  452. #define fr10 10
  453. #define fr11 11
  454. #define fr12 12
  455. #define fr13 13
  456. #define fr14 14
  457. #define fr15 15
  458. #define fr16 16
  459. #define fr17 17
  460. #define fr18 18
  461. #define fr19 19
  462. #define fr20 20
  463. #define fr21 21
  464. #define fr22 22
  465. #define fr23 23
  466. #define fr24 24
  467. #define fr25 25
  468. #define fr26 26
  469. #define fr27 27
  470. #define fr28 28
  471. #define fr29 29
  472. #define fr30 30
  473. #define fr31 31
  474. /* AltiVec Registers (VPRs) */
  475. #define vr0 0
  476. #define vr1 1
  477. #define vr2 2
  478. #define vr3 3
  479. #define vr4 4
  480. #define vr5 5
  481. #define vr6 6
  482. #define vr7 7
  483. #define vr8 8
  484. #define vr9 9
  485. #define vr10 10
  486. #define vr11 11
  487. #define vr12 12
  488. #define vr13 13
  489. #define vr14 14
  490. #define vr15 15
  491. #define vr16 16
  492. #define vr17 17
  493. #define vr18 18
  494. #define vr19 19
  495. #define vr20 20
  496. #define vr21 21
  497. #define vr22 22
  498. #define vr23 23
  499. #define vr24 24
  500. #define vr25 25
  501. #define vr26 26
  502. #define vr27 27
  503. #define vr28 28
  504. #define vr29 29
  505. #define vr30 30
  506. #define vr31 31
  507. /* VSX Registers (VSRs) */
  508. #define vsr0 0
  509. #define vsr1 1
  510. #define vsr2 2
  511. #define vsr3 3
  512. #define vsr4 4
  513. #define vsr5 5
  514. #define vsr6 6
  515. #define vsr7 7
  516. #define vsr8 8
  517. #define vsr9 9
  518. #define vsr10 10
  519. #define vsr11 11
  520. #define vsr12 12
  521. #define vsr13 13
  522. #define vsr14 14
  523. #define vsr15 15
  524. #define vsr16 16
  525. #define vsr17 17
  526. #define vsr18 18
  527. #define vsr19 19
  528. #define vsr20 20
  529. #define vsr21 21
  530. #define vsr22 22
  531. #define vsr23 23
  532. #define vsr24 24
  533. #define vsr25 25
  534. #define vsr26 26
  535. #define vsr27 27
  536. #define vsr28 28
  537. #define vsr29 29
  538. #define vsr30 30
  539. #define vsr31 31
  540. #define vsr32 32
  541. #define vsr33 33
  542. #define vsr34 34
  543. #define vsr35 35
  544. #define vsr36 36
  545. #define vsr37 37
  546. #define vsr38 38
  547. #define vsr39 39
  548. #define vsr40 40
  549. #define vsr41 41
  550. #define vsr42 42
  551. #define vsr43 43
  552. #define vsr44 44
  553. #define vsr45 45
  554. #define vsr46 46
  555. #define vsr47 47
  556. #define vsr48 48
  557. #define vsr49 49
  558. #define vsr50 50
  559. #define vsr51 51
  560. #define vsr52 52
  561. #define vsr53 53
  562. #define vsr54 54
  563. #define vsr55 55
  564. #define vsr56 56
  565. #define vsr57 57
  566. #define vsr58 58
  567. #define vsr59 59
  568. #define vsr60 60
  569. #define vsr61 61
  570. #define vsr62 62
  571. #define vsr63 63
  572. /* SPE Registers (EVPRs) */
  573. #define evr0 0
  574. #define evr1 1
  575. #define evr2 2
  576. #define evr3 3
  577. #define evr4 4
  578. #define evr5 5
  579. #define evr6 6
  580. #define evr7 7
  581. #define evr8 8
  582. #define evr9 9
  583. #define evr10 10
  584. #define evr11 11
  585. #define evr12 12
  586. #define evr13 13
  587. #define evr14 14
  588. #define evr15 15
  589. #define evr16 16
  590. #define evr17 17
  591. #define evr18 18
  592. #define evr19 19
  593. #define evr20 20
  594. #define evr21 21
  595. #define evr22 22
  596. #define evr23 23
  597. #define evr24 24
  598. #define evr25 25
  599. #define evr26 26
  600. #define evr27 27
  601. #define evr28 28
  602. #define evr29 29
  603. #define evr30 30
  604. #define evr31 31
  605. /* some stab codes */
  606. #define N_FUN 36
  607. #define N_RSYM 64
  608. #define N_SLINE 68
  609. #define N_SO 100
  610. #endif /* __ASSEMBLY__ */
  611. #endif /* _ASM_POWERPC_PPC_ASM_H */