hvcalls.S 16 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /* %o0: devhandle
  3. * %o1: devino
  4. *
  5. * returns %o0: sysino
  6. */
  7. ENTRY(sun4v_devino_to_sysino)
  8. mov HV_FAST_INTR_DEVINO2SYSINO, %o5
  9. ta HV_FAST_TRAP
  10. retl
  11. mov %o1, %o0
  12. ENDPROC(sun4v_devino_to_sysino)
  13. /* %o0: sysino
  14. *
  15. * returns %o0: intr_enabled (HV_INTR_{DISABLED,ENABLED})
  16. */
  17. ENTRY(sun4v_intr_getenabled)
  18. mov HV_FAST_INTR_GETENABLED, %o5
  19. ta HV_FAST_TRAP
  20. retl
  21. mov %o1, %o0
  22. ENDPROC(sun4v_intr_getenabled)
  23. /* %o0: sysino
  24. * %o1: intr_enabled (HV_INTR_{DISABLED,ENABLED})
  25. */
  26. ENTRY(sun4v_intr_setenabled)
  27. mov HV_FAST_INTR_SETENABLED, %o5
  28. ta HV_FAST_TRAP
  29. retl
  30. nop
  31. ENDPROC(sun4v_intr_setenabled)
  32. /* %o0: sysino
  33. *
  34. * returns %o0: intr_state (HV_INTR_STATE_*)
  35. */
  36. ENTRY(sun4v_intr_getstate)
  37. mov HV_FAST_INTR_GETSTATE, %o5
  38. ta HV_FAST_TRAP
  39. retl
  40. mov %o1, %o0
  41. ENDPROC(sun4v_intr_getstate)
  42. /* %o0: sysino
  43. * %o1: intr_state (HV_INTR_STATE_*)
  44. */
  45. ENTRY(sun4v_intr_setstate)
  46. mov HV_FAST_INTR_SETSTATE, %o5
  47. ta HV_FAST_TRAP
  48. retl
  49. nop
  50. ENDPROC(sun4v_intr_setstate)
  51. /* %o0: sysino
  52. *
  53. * returns %o0: cpuid
  54. */
  55. ENTRY(sun4v_intr_gettarget)
  56. mov HV_FAST_INTR_GETTARGET, %o5
  57. ta HV_FAST_TRAP
  58. retl
  59. mov %o1, %o0
  60. ENDPROC(sun4v_intr_gettarget)
  61. /* %o0: sysino
  62. * %o1: cpuid
  63. */
  64. ENTRY(sun4v_intr_settarget)
  65. mov HV_FAST_INTR_SETTARGET, %o5
  66. ta HV_FAST_TRAP
  67. retl
  68. nop
  69. ENDPROC(sun4v_intr_settarget)
  70. /* %o0: cpuid
  71. * %o1: pc
  72. * %o2: rtba
  73. * %o3: arg0
  74. *
  75. * returns %o0: status
  76. */
  77. ENTRY(sun4v_cpu_start)
  78. mov HV_FAST_CPU_START, %o5
  79. ta HV_FAST_TRAP
  80. retl
  81. nop
  82. ENDPROC(sun4v_cpu_start)
  83. /* %o0: cpuid
  84. *
  85. * returns %o0: status
  86. */
  87. ENTRY(sun4v_cpu_stop)
  88. mov HV_FAST_CPU_STOP, %o5
  89. ta HV_FAST_TRAP
  90. retl
  91. nop
  92. ENDPROC(sun4v_cpu_stop)
  93. /* returns %o0: status */
  94. ENTRY(sun4v_cpu_yield)
  95. mov HV_FAST_CPU_YIELD, %o5
  96. ta HV_FAST_TRAP
  97. retl
  98. nop
  99. ENDPROC(sun4v_cpu_yield)
  100. /* %o0: cpuid
  101. *
  102. * returns %o0: status
  103. */
  104. ENTRY(sun4v_cpu_poke)
  105. mov HV_FAST_CPU_POKE, %o5
  106. ta HV_FAST_TRAP
  107. retl
  108. nop
  109. ENDPROC(sun4v_cpu_poke)
  110. /* %o0: type
  111. * %o1: queue paddr
  112. * %o2: num queue entries
  113. *
  114. * returns %o0: status
  115. */
  116. ENTRY(sun4v_cpu_qconf)
  117. mov HV_FAST_CPU_QCONF, %o5
  118. ta HV_FAST_TRAP
  119. retl
  120. nop
  121. ENDPROC(sun4v_cpu_qconf)
  122. /* %o0: num cpus in cpu list
  123. * %o1: cpu list paddr
  124. * %o2: mondo block paddr
  125. *
  126. * returns %o0: status
  127. */
  128. ENTRY(sun4v_cpu_mondo_send)
  129. mov HV_FAST_CPU_MONDO_SEND, %o5
  130. ta HV_FAST_TRAP
  131. retl
  132. nop
  133. ENDPROC(sun4v_cpu_mondo_send)
  134. /* %o0: CPU ID
  135. *
  136. * returns %o0: -status if status non-zero, else
  137. * %o0: cpu state as HV_CPU_STATE_*
  138. */
  139. ENTRY(sun4v_cpu_state)
  140. mov HV_FAST_CPU_STATE, %o5
  141. ta HV_FAST_TRAP
  142. brnz,pn %o0, 1f
  143. sub %g0, %o0, %o0
  144. mov %o1, %o0
  145. 1: retl
  146. nop
  147. ENDPROC(sun4v_cpu_state)
  148. /* %o0: virtual address
  149. * %o1: must be zero
  150. * %o2: TTE
  151. * %o3: HV_MMU_* flags
  152. *
  153. * returns %o0: status
  154. */
  155. ENTRY(sun4v_mmu_map_perm_addr)
  156. mov HV_FAST_MMU_MAP_PERM_ADDR, %o5
  157. ta HV_FAST_TRAP
  158. retl
  159. nop
  160. ENDPROC(sun4v_mmu_map_perm_addr)
  161. /* %o0: number of TSB descriptions
  162. * %o1: TSB descriptions real address
  163. *
  164. * returns %o0: status
  165. */
  166. ENTRY(sun4v_mmu_tsb_ctx0)
  167. mov HV_FAST_MMU_TSB_CTX0, %o5
  168. ta HV_FAST_TRAP
  169. retl
  170. nop
  171. ENDPROC(sun4v_mmu_tsb_ctx0)
  172. /* %o0: API group number
  173. * %o1: pointer to unsigned long major number storage
  174. * %o2: pointer to unsigned long minor number storage
  175. *
  176. * returns %o0: status
  177. */
  178. ENTRY(sun4v_get_version)
  179. mov HV_CORE_GET_VER, %o5
  180. mov %o1, %o3
  181. mov %o2, %o4
  182. ta HV_CORE_TRAP
  183. stx %o1, [%o3]
  184. retl
  185. stx %o2, [%o4]
  186. ENDPROC(sun4v_get_version)
  187. /* %o0: API group number
  188. * %o1: desired major number
  189. * %o2: desired minor number
  190. * %o3: pointer to unsigned long actual minor number storage
  191. *
  192. * returns %o0: status
  193. */
  194. ENTRY(sun4v_set_version)
  195. mov HV_CORE_SET_VER, %o5
  196. mov %o3, %o4
  197. ta HV_CORE_TRAP
  198. retl
  199. stx %o1, [%o4]
  200. ENDPROC(sun4v_set_version)
  201. /* %o0: pointer to unsigned long time
  202. *
  203. * returns %o0: status
  204. */
  205. ENTRY(sun4v_tod_get)
  206. mov %o0, %o4
  207. mov HV_FAST_TOD_GET, %o5
  208. ta HV_FAST_TRAP
  209. stx %o1, [%o4]
  210. retl
  211. nop
  212. ENDPROC(sun4v_tod_get)
  213. /* %o0: time
  214. *
  215. * returns %o0: status
  216. */
  217. ENTRY(sun4v_tod_set)
  218. mov HV_FAST_TOD_SET, %o5
  219. ta HV_FAST_TRAP
  220. retl
  221. nop
  222. ENDPROC(sun4v_tod_set)
  223. /* %o0: pointer to unsigned long status
  224. *
  225. * returns %o0: signed character
  226. */
  227. ENTRY(sun4v_con_getchar)
  228. mov %o0, %o4
  229. mov HV_FAST_CONS_GETCHAR, %o5
  230. clr %o0
  231. clr %o1
  232. ta HV_FAST_TRAP
  233. stx %o0, [%o4]
  234. retl
  235. sra %o1, 0, %o0
  236. ENDPROC(sun4v_con_getchar)
  237. /* %o0: signed long character
  238. *
  239. * returns %o0: status
  240. */
  241. ENTRY(sun4v_con_putchar)
  242. mov HV_FAST_CONS_PUTCHAR, %o5
  243. ta HV_FAST_TRAP
  244. retl
  245. sra %o0, 0, %o0
  246. ENDPROC(sun4v_con_putchar)
  247. /* %o0: buffer real address
  248. * %o1: buffer size
  249. * %o2: pointer to unsigned long bytes_read
  250. *
  251. * returns %o0: status
  252. */
  253. ENTRY(sun4v_con_read)
  254. mov %o2, %o4
  255. mov HV_FAST_CONS_READ, %o5
  256. ta HV_FAST_TRAP
  257. brnz %o0, 1f
  258. cmp %o1, -1 /* break */
  259. be,a,pn %icc, 1f
  260. mov %o1, %o0
  261. cmp %o1, -2 /* hup */
  262. be,a,pn %icc, 1f
  263. mov %o1, %o0
  264. stx %o1, [%o4]
  265. 1: retl
  266. nop
  267. ENDPROC(sun4v_con_read)
  268. /* %o0: buffer real address
  269. * %o1: buffer size
  270. * %o2: pointer to unsigned long bytes_written
  271. *
  272. * returns %o0: status
  273. */
  274. ENTRY(sun4v_con_write)
  275. mov %o2, %o4
  276. mov HV_FAST_CONS_WRITE, %o5
  277. ta HV_FAST_TRAP
  278. stx %o1, [%o4]
  279. retl
  280. nop
  281. ENDPROC(sun4v_con_write)
  282. /* %o0: soft state
  283. * %o1: address of description string
  284. *
  285. * returns %o0: status
  286. */
  287. ENTRY(sun4v_mach_set_soft_state)
  288. mov HV_FAST_MACH_SET_SOFT_STATE, %o5
  289. ta HV_FAST_TRAP
  290. retl
  291. nop
  292. ENDPROC(sun4v_mach_set_soft_state)
  293. /* %o0: exit code
  294. *
  295. * Does not return.
  296. */
  297. ENTRY(sun4v_mach_exit)
  298. mov HV_FAST_MACH_EXIT, %o5
  299. ta HV_FAST_TRAP
  300. retl
  301. nop
  302. ENDPROC(sun4v_mach_exit)
  303. /* %o0: buffer real address
  304. * %o1: buffer length
  305. * %o2: pointer to unsigned long real_buf_len
  306. *
  307. * returns %o0: status
  308. */
  309. ENTRY(sun4v_mach_desc)
  310. mov %o2, %o4
  311. mov HV_FAST_MACH_DESC, %o5
  312. ta HV_FAST_TRAP
  313. stx %o1, [%o4]
  314. retl
  315. nop
  316. ENDPROC(sun4v_mach_desc)
  317. /* %o0: new timeout in milliseconds
  318. * %o1: pointer to unsigned long orig_timeout
  319. *
  320. * returns %o0: status
  321. */
  322. ENTRY(sun4v_mach_set_watchdog)
  323. mov %o1, %o4
  324. mov HV_FAST_MACH_SET_WATCHDOG, %o5
  325. ta HV_FAST_TRAP
  326. brnz,a,pn %o4, 0f
  327. stx %o1, [%o4]
  328. 0: retl
  329. nop
  330. ENDPROC(sun4v_mach_set_watchdog)
  331. EXPORT_SYMBOL(sun4v_mach_set_watchdog)
  332. /* No inputs and does not return. */
  333. ENTRY(sun4v_mach_sir)
  334. mov %o1, %o4
  335. mov HV_FAST_MACH_SIR, %o5
  336. ta HV_FAST_TRAP
  337. stx %o1, [%o4]
  338. retl
  339. nop
  340. ENDPROC(sun4v_mach_sir)
  341. /* %o0: channel
  342. * %o1: ra
  343. * %o2: num_entries
  344. *
  345. * returns %o0: status
  346. */
  347. ENTRY(sun4v_ldc_tx_qconf)
  348. mov HV_FAST_LDC_TX_QCONF, %o5
  349. ta HV_FAST_TRAP
  350. retl
  351. nop
  352. ENDPROC(sun4v_ldc_tx_qconf)
  353. /* %o0: channel
  354. * %o1: pointer to unsigned long ra
  355. * %o2: pointer to unsigned long num_entries
  356. *
  357. * returns %o0: status
  358. */
  359. ENTRY(sun4v_ldc_tx_qinfo)
  360. mov %o1, %g1
  361. mov %o2, %g2
  362. mov HV_FAST_LDC_TX_QINFO, %o5
  363. ta HV_FAST_TRAP
  364. stx %o1, [%g1]
  365. stx %o2, [%g2]
  366. retl
  367. nop
  368. ENDPROC(sun4v_ldc_tx_qinfo)
  369. /* %o0: channel
  370. * %o1: pointer to unsigned long head_off
  371. * %o2: pointer to unsigned long tail_off
  372. * %o2: pointer to unsigned long chan_state
  373. *
  374. * returns %o0: status
  375. */
  376. ENTRY(sun4v_ldc_tx_get_state)
  377. mov %o1, %g1
  378. mov %o2, %g2
  379. mov %o3, %g3
  380. mov HV_FAST_LDC_TX_GET_STATE, %o5
  381. ta HV_FAST_TRAP
  382. stx %o1, [%g1]
  383. stx %o2, [%g2]
  384. stx %o3, [%g3]
  385. retl
  386. nop
  387. ENDPROC(sun4v_ldc_tx_get_state)
  388. /* %o0: channel
  389. * %o1: tail_off
  390. *
  391. * returns %o0: status
  392. */
  393. ENTRY(sun4v_ldc_tx_set_qtail)
  394. mov HV_FAST_LDC_TX_SET_QTAIL, %o5
  395. ta HV_FAST_TRAP
  396. retl
  397. nop
  398. ENDPROC(sun4v_ldc_tx_set_qtail)
  399. /* %o0: channel
  400. * %o1: ra
  401. * %o2: num_entries
  402. *
  403. * returns %o0: status
  404. */
  405. ENTRY(sun4v_ldc_rx_qconf)
  406. mov HV_FAST_LDC_RX_QCONF, %o5
  407. ta HV_FAST_TRAP
  408. retl
  409. nop
  410. ENDPROC(sun4v_ldc_rx_qconf)
  411. /* %o0: channel
  412. * %o1: pointer to unsigned long ra
  413. * %o2: pointer to unsigned long num_entries
  414. *
  415. * returns %o0: status
  416. */
  417. ENTRY(sun4v_ldc_rx_qinfo)
  418. mov %o1, %g1
  419. mov %o2, %g2
  420. mov HV_FAST_LDC_RX_QINFO, %o5
  421. ta HV_FAST_TRAP
  422. stx %o1, [%g1]
  423. stx %o2, [%g2]
  424. retl
  425. nop
  426. ENDPROC(sun4v_ldc_rx_qinfo)
  427. /* %o0: channel
  428. * %o1: pointer to unsigned long head_off
  429. * %o2: pointer to unsigned long tail_off
  430. * %o2: pointer to unsigned long chan_state
  431. *
  432. * returns %o0: status
  433. */
  434. ENTRY(sun4v_ldc_rx_get_state)
  435. mov %o1, %g1
  436. mov %o2, %g2
  437. mov %o3, %g3
  438. mov HV_FAST_LDC_RX_GET_STATE, %o5
  439. ta HV_FAST_TRAP
  440. stx %o1, [%g1]
  441. stx %o2, [%g2]
  442. stx %o3, [%g3]
  443. retl
  444. nop
  445. ENDPROC(sun4v_ldc_rx_get_state)
  446. /* %o0: channel
  447. * %o1: head_off
  448. *
  449. * returns %o0: status
  450. */
  451. ENTRY(sun4v_ldc_rx_set_qhead)
  452. mov HV_FAST_LDC_RX_SET_QHEAD, %o5
  453. ta HV_FAST_TRAP
  454. retl
  455. nop
  456. ENDPROC(sun4v_ldc_rx_set_qhead)
  457. /* %o0: channel
  458. * %o1: ra
  459. * %o2: num_entries
  460. *
  461. * returns %o0: status
  462. */
  463. ENTRY(sun4v_ldc_set_map_table)
  464. mov HV_FAST_LDC_SET_MAP_TABLE, %o5
  465. ta HV_FAST_TRAP
  466. retl
  467. nop
  468. ENDPROC(sun4v_ldc_set_map_table)
  469. /* %o0: channel
  470. * %o1: pointer to unsigned long ra
  471. * %o2: pointer to unsigned long num_entries
  472. *
  473. * returns %o0: status
  474. */
  475. ENTRY(sun4v_ldc_get_map_table)
  476. mov %o1, %g1
  477. mov %o2, %g2
  478. mov HV_FAST_LDC_GET_MAP_TABLE, %o5
  479. ta HV_FAST_TRAP
  480. stx %o1, [%g1]
  481. stx %o2, [%g2]
  482. retl
  483. nop
  484. ENDPROC(sun4v_ldc_get_map_table)
  485. /* %o0: channel
  486. * %o1: dir_code
  487. * %o2: tgt_raddr
  488. * %o3: lcl_raddr
  489. * %o4: len
  490. * %o5: pointer to unsigned long actual_len
  491. *
  492. * returns %o0: status
  493. */
  494. ENTRY(sun4v_ldc_copy)
  495. mov %o5, %g1
  496. mov HV_FAST_LDC_COPY, %o5
  497. ta HV_FAST_TRAP
  498. stx %o1, [%g1]
  499. retl
  500. nop
  501. ENDPROC(sun4v_ldc_copy)
  502. /* %o0: channel
  503. * %o1: cookie
  504. * %o2: pointer to unsigned long ra
  505. * %o3: pointer to unsigned long perm
  506. *
  507. * returns %o0: status
  508. */
  509. ENTRY(sun4v_ldc_mapin)
  510. mov %o2, %g1
  511. mov %o3, %g2
  512. mov HV_FAST_LDC_MAPIN, %o5
  513. ta HV_FAST_TRAP
  514. stx %o1, [%g1]
  515. stx %o2, [%g2]
  516. retl
  517. nop
  518. ENDPROC(sun4v_ldc_mapin)
  519. /* %o0: ra
  520. *
  521. * returns %o0: status
  522. */
  523. ENTRY(sun4v_ldc_unmap)
  524. mov HV_FAST_LDC_UNMAP, %o5
  525. ta HV_FAST_TRAP
  526. retl
  527. nop
  528. ENDPROC(sun4v_ldc_unmap)
  529. /* %o0: channel
  530. * %o1: cookie
  531. * %o2: mte_cookie
  532. *
  533. * returns %o0: status
  534. */
  535. ENTRY(sun4v_ldc_revoke)
  536. mov HV_FAST_LDC_REVOKE, %o5
  537. ta HV_FAST_TRAP
  538. retl
  539. nop
  540. ENDPROC(sun4v_ldc_revoke)
  541. /* %o0: device handle
  542. * %o1: device INO
  543. * %o2: pointer to unsigned long cookie
  544. *
  545. * returns %o0: status
  546. */
  547. ENTRY(sun4v_vintr_get_cookie)
  548. mov %o2, %g1
  549. mov HV_FAST_VINTR_GET_COOKIE, %o5
  550. ta HV_FAST_TRAP
  551. stx %o1, [%g1]
  552. retl
  553. nop
  554. ENDPROC(sun4v_vintr_get_cookie)
  555. /* %o0: device handle
  556. * %o1: device INO
  557. * %o2: cookie
  558. *
  559. * returns %o0: status
  560. */
  561. ENTRY(sun4v_vintr_set_cookie)
  562. mov HV_FAST_VINTR_SET_COOKIE, %o5
  563. ta HV_FAST_TRAP
  564. retl
  565. nop
  566. ENDPROC(sun4v_vintr_set_cookie)
  567. /* %o0: device handle
  568. * %o1: device INO
  569. * %o2: pointer to unsigned long valid_state
  570. *
  571. * returns %o0: status
  572. */
  573. ENTRY(sun4v_vintr_get_valid)
  574. mov %o2, %g1
  575. mov HV_FAST_VINTR_GET_VALID, %o5
  576. ta HV_FAST_TRAP
  577. stx %o1, [%g1]
  578. retl
  579. nop
  580. ENDPROC(sun4v_vintr_get_valid)
  581. /* %o0: device handle
  582. * %o1: device INO
  583. * %o2: valid_state
  584. *
  585. * returns %o0: status
  586. */
  587. ENTRY(sun4v_vintr_set_valid)
  588. mov HV_FAST_VINTR_SET_VALID, %o5
  589. ta HV_FAST_TRAP
  590. retl
  591. nop
  592. ENDPROC(sun4v_vintr_set_valid)
  593. /* %o0: device handle
  594. * %o1: device INO
  595. * %o2: pointer to unsigned long state
  596. *
  597. * returns %o0: status
  598. */
  599. ENTRY(sun4v_vintr_get_state)
  600. mov %o2, %g1
  601. mov HV_FAST_VINTR_GET_STATE, %o5
  602. ta HV_FAST_TRAP
  603. stx %o1, [%g1]
  604. retl
  605. nop
  606. ENDPROC(sun4v_vintr_get_state)
  607. /* %o0: device handle
  608. * %o1: device INO
  609. * %o2: state
  610. *
  611. * returns %o0: status
  612. */
  613. ENTRY(sun4v_vintr_set_state)
  614. mov HV_FAST_VINTR_SET_STATE, %o5
  615. ta HV_FAST_TRAP
  616. retl
  617. nop
  618. ENDPROC(sun4v_vintr_set_state)
  619. /* %o0: device handle
  620. * %o1: device INO
  621. * %o2: pointer to unsigned long cpuid
  622. *
  623. * returns %o0: status
  624. */
  625. ENTRY(sun4v_vintr_get_target)
  626. mov %o2, %g1
  627. mov HV_FAST_VINTR_GET_TARGET, %o5
  628. ta HV_FAST_TRAP
  629. stx %o1, [%g1]
  630. retl
  631. nop
  632. ENDPROC(sun4v_vintr_get_target)
  633. /* %o0: device handle
  634. * %o1: device INO
  635. * %o2: cpuid
  636. *
  637. * returns %o0: status
  638. */
  639. ENTRY(sun4v_vintr_set_target)
  640. mov HV_FAST_VINTR_SET_TARGET, %o5
  641. ta HV_FAST_TRAP
  642. retl
  643. nop
  644. ENDPROC(sun4v_vintr_set_target)
  645. /* %o0: NCS sub-function
  646. * %o1: sub-function arg real-address
  647. * %o2: sub-function arg size
  648. *
  649. * returns %o0: status
  650. */
  651. ENTRY(sun4v_ncs_request)
  652. mov HV_FAST_NCS_REQUEST, %o5
  653. ta HV_FAST_TRAP
  654. retl
  655. nop
  656. ENDPROC(sun4v_ncs_request)
  657. ENTRY(sun4v_svc_send)
  658. save %sp, -192, %sp
  659. mov %i0, %o0
  660. mov %i1, %o1
  661. mov %i2, %o2
  662. mov HV_FAST_SVC_SEND, %o5
  663. ta HV_FAST_TRAP
  664. stx %o1, [%i3]
  665. ret
  666. restore
  667. ENDPROC(sun4v_svc_send)
  668. ENTRY(sun4v_svc_recv)
  669. save %sp, -192, %sp
  670. mov %i0, %o0
  671. mov %i1, %o1
  672. mov %i2, %o2
  673. mov HV_FAST_SVC_RECV, %o5
  674. ta HV_FAST_TRAP
  675. stx %o1, [%i3]
  676. ret
  677. restore
  678. ENDPROC(sun4v_svc_recv)
  679. ENTRY(sun4v_svc_getstatus)
  680. mov HV_FAST_SVC_GETSTATUS, %o5
  681. mov %o1, %o4
  682. ta HV_FAST_TRAP
  683. stx %o1, [%o4]
  684. retl
  685. nop
  686. ENDPROC(sun4v_svc_getstatus)
  687. ENTRY(sun4v_svc_setstatus)
  688. mov HV_FAST_SVC_SETSTATUS, %o5
  689. ta HV_FAST_TRAP
  690. retl
  691. nop
  692. ENDPROC(sun4v_svc_setstatus)
  693. ENTRY(sun4v_svc_clrstatus)
  694. mov HV_FAST_SVC_CLRSTATUS, %o5
  695. ta HV_FAST_TRAP
  696. retl
  697. nop
  698. ENDPROC(sun4v_svc_clrstatus)
  699. ENTRY(sun4v_mmustat_conf)
  700. mov %o1, %o4
  701. mov HV_FAST_MMUSTAT_CONF, %o5
  702. ta HV_FAST_TRAP
  703. stx %o1, [%o4]
  704. retl
  705. nop
  706. ENDPROC(sun4v_mmustat_conf)
  707. ENTRY(sun4v_mmustat_info)
  708. mov %o0, %o4
  709. mov HV_FAST_MMUSTAT_INFO, %o5
  710. ta HV_FAST_TRAP
  711. stx %o1, [%o4]
  712. retl
  713. nop
  714. ENDPROC(sun4v_mmustat_info)
  715. ENTRY(sun4v_mmu_demap_all)
  716. clr %o0
  717. clr %o1
  718. mov HV_MMU_ALL, %o2
  719. mov HV_FAST_MMU_DEMAP_ALL, %o5
  720. ta HV_FAST_TRAP
  721. retl
  722. nop
  723. ENDPROC(sun4v_mmu_demap_all)
  724. ENTRY(sun4v_niagara_getperf)
  725. mov %o0, %o4
  726. mov HV_FAST_GET_PERFREG, %o5
  727. ta HV_FAST_TRAP
  728. stx %o1, [%o4]
  729. retl
  730. nop
  731. ENDPROC(sun4v_niagara_getperf)
  732. EXPORT_SYMBOL(sun4v_niagara_getperf)
  733. ENTRY(sun4v_niagara_setperf)
  734. mov HV_FAST_SET_PERFREG, %o5
  735. ta HV_FAST_TRAP
  736. retl
  737. nop
  738. ENDPROC(sun4v_niagara_setperf)
  739. EXPORT_SYMBOL(sun4v_niagara_setperf)
  740. ENTRY(sun4v_niagara2_getperf)
  741. mov %o0, %o4
  742. mov HV_FAST_N2_GET_PERFREG, %o5
  743. ta HV_FAST_TRAP
  744. stx %o1, [%o4]
  745. retl
  746. nop
  747. ENDPROC(sun4v_niagara2_getperf)
  748. EXPORT_SYMBOL(sun4v_niagara2_getperf)
  749. ENTRY(sun4v_niagara2_setperf)
  750. mov HV_FAST_N2_SET_PERFREG, %o5
  751. ta HV_FAST_TRAP
  752. retl
  753. nop
  754. ENDPROC(sun4v_niagara2_setperf)
  755. EXPORT_SYMBOL(sun4v_niagara2_setperf)
  756. ENTRY(sun4v_reboot_data_set)
  757. mov HV_FAST_REBOOT_DATA_SET, %o5
  758. ta HV_FAST_TRAP
  759. retl
  760. nop
  761. ENDPROC(sun4v_reboot_data_set)
  762. ENTRY(sun4v_vt_get_perfreg)
  763. mov %o1, %o4
  764. mov HV_FAST_VT_GET_PERFREG, %o5
  765. ta HV_FAST_TRAP
  766. stx %o1, [%o4]
  767. retl
  768. nop
  769. ENDPROC(sun4v_vt_get_perfreg)
  770. ENTRY(sun4v_vt_set_perfreg)
  771. mov HV_FAST_VT_SET_PERFREG, %o5
  772. ta HV_FAST_TRAP
  773. retl
  774. nop
  775. ENDPROC(sun4v_vt_set_perfreg)
  776. ENTRY(sun4v_t5_get_perfreg)
  777. mov %o1, %o4
  778. mov HV_FAST_T5_GET_PERFREG, %o5
  779. ta HV_FAST_TRAP
  780. stx %o1, [%o4]
  781. retl
  782. nop
  783. ENDPROC(sun4v_t5_get_perfreg)
  784. ENTRY(sun4v_t5_set_perfreg)
  785. mov HV_FAST_T5_SET_PERFREG, %o5
  786. ta HV_FAST_TRAP
  787. retl
  788. nop
  789. ENDPROC(sun4v_t5_set_perfreg)
  790. ENTRY(sun4v_m7_get_perfreg)
  791. mov %o1, %o4
  792. mov HV_FAST_M7_GET_PERFREG, %o5
  793. ta HV_FAST_TRAP
  794. stx %o1, [%o4]
  795. retl
  796. nop
  797. ENDPROC(sun4v_m7_get_perfreg)
  798. ENTRY(sun4v_m7_set_perfreg)
  799. mov HV_FAST_M7_SET_PERFREG, %o5
  800. ta HV_FAST_TRAP
  801. retl
  802. nop
  803. ENDPROC(sun4v_m7_set_perfreg)
  804. /* %o0: address of CCB array
  805. * %o1: size (in bytes) of CCB array
  806. * %o2: flags
  807. * %o3: reserved
  808. *
  809. * returns:
  810. * %o0: status
  811. * %o1: size (in bytes) of the CCB array that was accepted
  812. * %o2: status data
  813. * %o3: reserved
  814. */
  815. ENTRY(sun4v_ccb_submit)
  816. mov %o5, %g1
  817. mov HV_CCB_SUBMIT, %o5
  818. ta HV_FAST_TRAP
  819. stx %o1, [%o4]
  820. retl
  821. stx %o2, [%g1]
  822. ENDPROC(sun4v_ccb_submit)
  823. EXPORT_SYMBOL(sun4v_ccb_submit)
  824. /* %o0: completion area ra for the ccb to get info
  825. *
  826. * returns:
  827. * %o0: status
  828. * %o1: CCB state
  829. * %o2: position
  830. * %o3: dax unit
  831. * %o4: queue
  832. */
  833. ENTRY(sun4v_ccb_info)
  834. mov %o1, %g1
  835. mov HV_CCB_INFO, %o5
  836. ta HV_FAST_TRAP
  837. sth %o1, [%g1 + CCB_INFO_OFFSET_CCB_STATE]
  838. sth %o2, [%g1 + CCB_INFO_OFFSET_QUEUE_POS]
  839. sth %o3, [%g1 + CCB_INFO_OFFSET_DAX_UNIT]
  840. retl
  841. sth %o4, [%g1 + CCB_INFO_OFFSET_QUEUE_NUM]
  842. ENDPROC(sun4v_ccb_info)
  843. EXPORT_SYMBOL(sun4v_ccb_info)
  844. /* %o0: completion area ra for the ccb to kill
  845. *
  846. * returns:
  847. * %o0: status
  848. * %o1: result of the kill
  849. */
  850. ENTRY(sun4v_ccb_kill)
  851. mov %o1, %g1
  852. mov HV_CCB_KILL, %o5
  853. ta HV_FAST_TRAP
  854. retl
  855. sth %o1, [%g1]
  856. ENDPROC(sun4v_ccb_kill)
  857. EXPORT_SYMBOL(sun4v_ccb_kill)