ppc_asm.h 18 KB

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  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. #include <asm/firmware.h>
  12. #ifndef __ASSEMBLY__
  13. #error __FILE__ should only be used in assembler files
  14. #else
  15. #define SZL (BITS_PER_LONG/8)
  16. /*
  17. * Stuff for accurate CPU time accounting.
  18. * These macros handle transitions between user and system state
  19. * in exception entry and exit and accumulate time to the
  20. * user_time and system_time fields in the paca.
  21. */
  22. #ifndef CONFIG_VIRT_CPU_ACCOUNTING
  23. #define ACCOUNT_CPU_USER_ENTRY(ra, rb)
  24. #define ACCOUNT_CPU_USER_EXIT(ra, rb)
  25. #define ACCOUNT_STOLEN_TIME
  26. #else
  27. #define ACCOUNT_CPU_USER_ENTRY(ra, rb) \
  28. beq 2f; /* if from kernel mode */ \
  29. MFTB(ra); /* get timebase */ \
  30. ld rb,PACA_STARTTIME_USER(r13); \
  31. std ra,PACA_STARTTIME(r13); \
  32. subf rb,rb,ra; /* subtract start value */ \
  33. ld ra,PACA_USER_TIME(r13); \
  34. add ra,ra,rb; /* add on to user time */ \
  35. std ra,PACA_USER_TIME(r13); \
  36. 2:
  37. #define ACCOUNT_CPU_USER_EXIT(ra, rb) \
  38. MFTB(ra); /* get timebase */ \
  39. ld rb,PACA_STARTTIME(r13); \
  40. std ra,PACA_STARTTIME_USER(r13); \
  41. subf rb,rb,ra; /* subtract start value */ \
  42. ld ra,PACA_SYSTEM_TIME(r13); \
  43. add ra,ra,rb; /* add on to system time */ \
  44. std ra,PACA_SYSTEM_TIME(r13)
  45. #ifdef CONFIG_PPC_SPLPAR
  46. #define ACCOUNT_STOLEN_TIME \
  47. BEGIN_FW_FTR_SECTION; \
  48. beq 33f; \
  49. /* from user - see if there are any DTL entries to process */ \
  50. ld r10,PACALPPACAPTR(r13); /* get ptr to VPA */ \
  51. ld r11,PACA_DTL_RIDX(r13); /* get log read index */ \
  52. ld r10,LPPACA_DTLIDX(r10); /* get log write index */ \
  53. cmpd cr1,r11,r10; \
  54. beq+ cr1,33f; \
  55. bl .accumulate_stolen_time; \
  56. 33: \
  57. END_FW_FTR_SECTION_IFSET(FW_FEATURE_SPLPAR)
  58. #else /* CONFIG_PPC_SPLPAR */
  59. #define ACCOUNT_STOLEN_TIME
  60. #endif /* CONFIG_PPC_SPLPAR */
  61. #endif /* CONFIG_VIRT_CPU_ACCOUNTING */
  62. /*
  63. * Macros for storing registers into and loading registers from
  64. * exception frames.
  65. */
  66. #ifdef __powerpc64__
  67. #define SAVE_GPR(n, base) std n,GPR0+8*(n)(base)
  68. #define REST_GPR(n, base) ld n,GPR0+8*(n)(base)
  69. #define SAVE_NVGPRS(base) SAVE_8GPRS(14, base); SAVE_10GPRS(22, base)
  70. #define REST_NVGPRS(base) REST_8GPRS(14, base); REST_10GPRS(22, base)
  71. #else
  72. #define SAVE_GPR(n, base) stw n,GPR0+4*(n)(base)
  73. #define REST_GPR(n, base) lwz n,GPR0+4*(n)(base)
  74. #define SAVE_NVGPRS(base) SAVE_GPR(13, base); SAVE_8GPRS(14, base); \
  75. SAVE_10GPRS(22, base)
  76. #define REST_NVGPRS(base) REST_GPR(13, base); REST_8GPRS(14, base); \
  77. REST_10GPRS(22, base)
  78. #endif
  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,base,b
  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,base,b
  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,base,b)
  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,base,b)
  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,base,b)
  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,base,b)
  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. /*
  343. * toreal/fromreal/tophys/tovirt macros. 32-bit BookE makes them
  344. * keep the address intact to be compatible with code shared with
  345. * 32-bit classic.
  346. *
  347. * On the other hand, I find it useful to have them behave as expected
  348. * by their name (ie always do the addition) on 64-bit BookE
  349. */
  350. #if defined(CONFIG_BOOKE) && !defined(CONFIG_PPC64)
  351. #define toreal(rd)
  352. #define fromreal(rd)
  353. /*
  354. * We use addis to ensure compatibility with the "classic" ppc versions of
  355. * these macros, which use rs = 0 to get the tophys offset in rd, rather than
  356. * converting the address in r0, and so this version has to do that too
  357. * (i.e. set register rd to 0 when rs == 0).
  358. */
  359. #define tophys(rd,rs) \
  360. addis rd,rs,0
  361. #define tovirt(rd,rs) \
  362. addis rd,rs,0
  363. #elif defined(CONFIG_PPC64)
  364. #define toreal(rd) /* we can access c000... in real mode */
  365. #define fromreal(rd)
  366. #define tophys(rd,rs) \
  367. clrldi rd,rs,2
  368. #define tovirt(rd,rs) \
  369. rotldi rd,rs,16; \
  370. ori rd,rd,((KERNELBASE>>48)&0xFFFF);\
  371. rotldi rd,rd,48
  372. #else
  373. /*
  374. * On APUS (Amiga PowerPC cpu upgrade board), we don't know the
  375. * physical base address of RAM at compile time.
  376. */
  377. #define toreal(rd) tophys(rd,rd)
  378. #define fromreal(rd) tovirt(rd,rd)
  379. #define tophys(rd,rs) \
  380. 0: addis rd,rs,-PAGE_OFFSET@h; \
  381. .section ".vtop_fixup","aw"; \
  382. .align 1; \
  383. .long 0b; \
  384. .previous
  385. #define tovirt(rd,rs) \
  386. 0: addis rd,rs,PAGE_OFFSET@h; \
  387. .section ".ptov_fixup","aw"; \
  388. .align 1; \
  389. .long 0b; \
  390. .previous
  391. #endif
  392. #ifdef CONFIG_PPC_BOOK3S_64
  393. #define RFI rfid
  394. #define MTMSRD(r) mtmsrd r
  395. #else
  396. #define FIX_SRR1(ra, rb)
  397. #ifndef CONFIG_40x
  398. #define RFI rfi
  399. #else
  400. #define RFI rfi; b . /* Prevent prefetch past rfi */
  401. #endif
  402. #define MTMSRD(r) mtmsr r
  403. #define CLR_TOP32(r)
  404. #endif
  405. #endif /* __KERNEL__ */
  406. /* The boring bits... */
  407. /* Condition Register Bit Fields */
  408. #define cr0 0
  409. #define cr1 1
  410. #define cr2 2
  411. #define cr3 3
  412. #define cr4 4
  413. #define cr5 5
  414. #define cr6 6
  415. #define cr7 7
  416. /* General Purpose Registers (GPRs) */
  417. #define r0 0
  418. #define r1 1
  419. #define r2 2
  420. #define r3 3
  421. #define r4 4
  422. #define r5 5
  423. #define r6 6
  424. #define r7 7
  425. #define r8 8
  426. #define r9 9
  427. #define r10 10
  428. #define r11 11
  429. #define r12 12
  430. #define r13 13
  431. #define r14 14
  432. #define r15 15
  433. #define r16 16
  434. #define r17 17
  435. #define r18 18
  436. #define r19 19
  437. #define r20 20
  438. #define r21 21
  439. #define r22 22
  440. #define r23 23
  441. #define r24 24
  442. #define r25 25
  443. #define r26 26
  444. #define r27 27
  445. #define r28 28
  446. #define r29 29
  447. #define r30 30
  448. #define r31 31
  449. /* Floating Point Registers (FPRs) */
  450. #define fr0 0
  451. #define fr1 1
  452. #define fr2 2
  453. #define fr3 3
  454. #define fr4 4
  455. #define fr5 5
  456. #define fr6 6
  457. #define fr7 7
  458. #define fr8 8
  459. #define fr9 9
  460. #define fr10 10
  461. #define fr11 11
  462. #define fr12 12
  463. #define fr13 13
  464. #define fr14 14
  465. #define fr15 15
  466. #define fr16 16
  467. #define fr17 17
  468. #define fr18 18
  469. #define fr19 19
  470. #define fr20 20
  471. #define fr21 21
  472. #define fr22 22
  473. #define fr23 23
  474. #define fr24 24
  475. #define fr25 25
  476. #define fr26 26
  477. #define fr27 27
  478. #define fr28 28
  479. #define fr29 29
  480. #define fr30 30
  481. #define fr31 31
  482. /* AltiVec Registers (VPRs) */
  483. #define vr0 0
  484. #define vr1 1
  485. #define vr2 2
  486. #define vr3 3
  487. #define vr4 4
  488. #define vr5 5
  489. #define vr6 6
  490. #define vr7 7
  491. #define vr8 8
  492. #define vr9 9
  493. #define vr10 10
  494. #define vr11 11
  495. #define vr12 12
  496. #define vr13 13
  497. #define vr14 14
  498. #define vr15 15
  499. #define vr16 16
  500. #define vr17 17
  501. #define vr18 18
  502. #define vr19 19
  503. #define vr20 20
  504. #define vr21 21
  505. #define vr22 22
  506. #define vr23 23
  507. #define vr24 24
  508. #define vr25 25
  509. #define vr26 26
  510. #define vr27 27
  511. #define vr28 28
  512. #define vr29 29
  513. #define vr30 30
  514. #define vr31 31
  515. /* VSX Registers (VSRs) */
  516. #define vsr0 0
  517. #define vsr1 1
  518. #define vsr2 2
  519. #define vsr3 3
  520. #define vsr4 4
  521. #define vsr5 5
  522. #define vsr6 6
  523. #define vsr7 7
  524. #define vsr8 8
  525. #define vsr9 9
  526. #define vsr10 10
  527. #define vsr11 11
  528. #define vsr12 12
  529. #define vsr13 13
  530. #define vsr14 14
  531. #define vsr15 15
  532. #define vsr16 16
  533. #define vsr17 17
  534. #define vsr18 18
  535. #define vsr19 19
  536. #define vsr20 20
  537. #define vsr21 21
  538. #define vsr22 22
  539. #define vsr23 23
  540. #define vsr24 24
  541. #define vsr25 25
  542. #define vsr26 26
  543. #define vsr27 27
  544. #define vsr28 28
  545. #define vsr29 29
  546. #define vsr30 30
  547. #define vsr31 31
  548. #define vsr32 32
  549. #define vsr33 33
  550. #define vsr34 34
  551. #define vsr35 35
  552. #define vsr36 36
  553. #define vsr37 37
  554. #define vsr38 38
  555. #define vsr39 39
  556. #define vsr40 40
  557. #define vsr41 41
  558. #define vsr42 42
  559. #define vsr43 43
  560. #define vsr44 44
  561. #define vsr45 45
  562. #define vsr46 46
  563. #define vsr47 47
  564. #define vsr48 48
  565. #define vsr49 49
  566. #define vsr50 50
  567. #define vsr51 51
  568. #define vsr52 52
  569. #define vsr53 53
  570. #define vsr54 54
  571. #define vsr55 55
  572. #define vsr56 56
  573. #define vsr57 57
  574. #define vsr58 58
  575. #define vsr59 59
  576. #define vsr60 60
  577. #define vsr61 61
  578. #define vsr62 62
  579. #define vsr63 63
  580. /* SPE Registers (EVPRs) */
  581. #define evr0 0
  582. #define evr1 1
  583. #define evr2 2
  584. #define evr3 3
  585. #define evr4 4
  586. #define evr5 5
  587. #define evr6 6
  588. #define evr7 7
  589. #define evr8 8
  590. #define evr9 9
  591. #define evr10 10
  592. #define evr11 11
  593. #define evr12 12
  594. #define evr13 13
  595. #define evr14 14
  596. #define evr15 15
  597. #define evr16 16
  598. #define evr17 17
  599. #define evr18 18
  600. #define evr19 19
  601. #define evr20 20
  602. #define evr21 21
  603. #define evr22 22
  604. #define evr23 23
  605. #define evr24 24
  606. #define evr25 25
  607. #define evr26 26
  608. #define evr27 27
  609. #define evr28 28
  610. #define evr29 29
  611. #define evr30 30
  612. #define evr31 31
  613. /* some stab codes */
  614. #define N_FUN 36
  615. #define N_RSYM 64
  616. #define N_SLINE 68
  617. #define N_SO 100
  618. #endif /* __ASSEMBLY__ */
  619. #endif /* _ASM_POWERPC_PPC_ASM_H */