1 /* 2 * SPU core / file system interface and HW structures 3 * 4 * (C) Copyright IBM Deutschland Entwicklung GmbH 2005 5 * 6 * Author: Arnd Bergmann <arndb@de.ibm.com> 7 * 8 * This program is free software; you can redistribute it and/or modify 9 * it under the terms of the GNU General Public License as published by 10 * the Free Software Foundation; either version 2, or (at your option) 11 * any later version. 12 * 13 * This program is distributed in the hope that it will be useful, 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 * GNU General Public License for more details. 17 * 18 * You should have received a copy of the GNU General Public License 19 * along with this program; if not, write to the Free Software 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 21 */ 22 23 #ifndef _SPU_H 24 #define _SPU_H 25 #ifdef __KERNEL__ 26 27 #include <linux/workqueue.h> 28 #include <linux/device.h> 29 #include <linux/mutex.h> 30 31 #define LS_SIZE (256 * 1024) 32 #define LS_ADDR_MASK (LS_SIZE - 1) 33 34 #define MFC_PUT_CMD 0x20 35 #define MFC_PUTS_CMD 0x28 36 #define MFC_PUTR_CMD 0x30 37 #define MFC_PUTF_CMD 0x22 38 #define MFC_PUTB_CMD 0x21 39 #define MFC_PUTFS_CMD 0x2A 40 #define MFC_PUTBS_CMD 0x29 41 #define MFC_PUTRF_CMD 0x32 42 #define MFC_PUTRB_CMD 0x31 43 #define MFC_PUTL_CMD 0x24 44 #define MFC_PUTRL_CMD 0x34 45 #define MFC_PUTLF_CMD 0x26 46 #define MFC_PUTLB_CMD 0x25 47 #define MFC_PUTRLF_CMD 0x36 48 #define MFC_PUTRLB_CMD 0x35 49 50 #define MFC_GET_CMD 0x40 51 #define MFC_GETS_CMD 0x48 52 #define MFC_GETF_CMD 0x42 53 #define MFC_GETB_CMD 0x41 54 #define MFC_GETFS_CMD 0x4A 55 #define MFC_GETBS_CMD 0x49 56 #define MFC_GETL_CMD 0x44 57 #define MFC_GETLF_CMD 0x46 58 #define MFC_GETLB_CMD 0x45 59 60 #define MFC_SDCRT_CMD 0x80 61 #define MFC_SDCRTST_CMD 0x81 62 #define MFC_SDCRZ_CMD 0x89 63 #define MFC_SDCRS_CMD 0x8D 64 #define MFC_SDCRF_CMD 0x8F 65 66 #define MFC_GETLLAR_CMD 0xD0 67 #define MFC_PUTLLC_CMD 0xB4 68 #define MFC_PUTLLUC_CMD 0xB0 69 #define MFC_PUTQLLUC_CMD 0xB8 70 #define MFC_SNDSIG_CMD 0xA0 71 #define MFC_SNDSIGB_CMD 0xA1 72 #define MFC_SNDSIGF_CMD 0xA2 73 #define MFC_BARRIER_CMD 0xC0 74 #define MFC_EIEIO_CMD 0xC8 75 #define MFC_SYNC_CMD 0xCC 76 77 #define MFC_MIN_DMA_SIZE_SHIFT 4 /* 16 bytes */ 78 #define MFC_MAX_DMA_SIZE_SHIFT 14 /* 16384 bytes */ 79 #define MFC_MIN_DMA_SIZE (1 << MFC_MIN_DMA_SIZE_SHIFT) 80 #define MFC_MAX_DMA_SIZE (1 << MFC_MAX_DMA_SIZE_SHIFT) 81 #define MFC_MIN_DMA_SIZE_MASK (MFC_MIN_DMA_SIZE - 1) 82 #define MFC_MAX_DMA_SIZE_MASK (MFC_MAX_DMA_SIZE - 1) 83 #define MFC_MIN_DMA_LIST_SIZE 0x0008 /* 8 bytes */ 84 #define MFC_MAX_DMA_LIST_SIZE 0x4000 /* 16K bytes */ 85 86 #define MFC_TAGID_TO_TAGMASK(tag_id) (1 << (tag_id & 0x1F)) 87 88 /* Events for Channels 0-2 */ 89 #define MFC_DMA_TAG_STATUS_UPDATE_EVENT 0x00000001 90 #define MFC_DMA_TAG_CMD_STALL_NOTIFY_EVENT 0x00000002 91 #define MFC_DMA_QUEUE_AVAILABLE_EVENT 0x00000008 92 #define MFC_SPU_MAILBOX_WRITTEN_EVENT 0x00000010 93 #define MFC_DECREMENTER_EVENT 0x00000020 94 #define MFC_PU_INT_MAILBOX_AVAILABLE_EVENT 0x00000040 95 #define MFC_PU_MAILBOX_AVAILABLE_EVENT 0x00000080 96 #define MFC_SIGNAL_2_EVENT 0x00000100 97 #define MFC_SIGNAL_1_EVENT 0x00000200 98 #define MFC_LLR_LOST_EVENT 0x00000400 99 #define MFC_PRIV_ATTN_EVENT 0x00000800 100 #define MFC_MULTI_SRC_EVENT 0x00001000 101 102 /* Flag indicating progress during context switch. */ 103 #define SPU_CONTEXT_SWITCH_PENDING 0UL 104 #define SPU_CONTEXT_FAULT_PENDING 1UL 105 106 struct spu_context; 107 struct spu_runqueue; 108 struct spu_lscsa; 109 struct device_node; 110 111 enum spu_utilization_state { 112 SPU_UTIL_USER, 113 SPU_UTIL_SYSTEM, 114 SPU_UTIL_IOWAIT, 115 SPU_UTIL_IDLE_LOADED, 116 SPU_UTIL_MAX 117 }; 118 119 struct spu { 120 const char *name; 121 unsigned long local_store_phys; 122 u8 *local_store; 123 unsigned long problem_phys; 124 struct spu_problem __iomem *problem; 125 struct spu_priv2 __iomem *priv2; 126 struct list_head cbe_list; 127 struct list_head full_list; 128 enum { SPU_FREE, SPU_USED } alloc_state; 129 int number; 130 unsigned int irqs[3]; 131 u32 node; 132 unsigned long flags; 133 u64 class_0_pending; 134 u64 class_0_dar; 135 u64 class_1_dar; 136 u64 class_1_dsisr; 137 size_t ls_size; 138 unsigned int slb_replace; 139 struct mm_struct *mm; 140 struct spu_context *ctx; 141 struct spu_runqueue *rq; 142 unsigned long long timestamp; 143 pid_t pid; 144 pid_t tgid; 145 spinlock_t register_lock; 146 147 void (* wbox_callback)(struct spu *spu); 148 void (* ibox_callback)(struct spu *spu); 149 void (* stop_callback)(struct spu *spu, int irq); 150 void (* mfc_callback)(struct spu *spu); 151 152 char irq_c0[8]; 153 char irq_c1[8]; 154 char irq_c2[8]; 155 156 u64 spe_id; 157 158 void* pdata; /* platform private data */ 159 160 /* of based platforms only */ 161 struct device_node *devnode; 162 163 /* native only */ 164 struct spu_priv1 __iomem *priv1; 165 166 /* beat only */ 167 u64 shadow_int_mask_RW[3]; 168 169 struct device dev; 170 171 int has_mem_affinity; 172 struct list_head aff_list; 173 174 struct { 175 /* protected by interrupt reentrancy */ 176 enum spu_utilization_state util_state; 177 unsigned long long tstamp; 178 unsigned long long times[SPU_UTIL_MAX]; 179 unsigned long long vol_ctx_switch; 180 unsigned long long invol_ctx_switch; 181 unsigned long long min_flt; 182 unsigned long long maj_flt; 183 unsigned long long hash_flt; 184 unsigned long long slb_flt; 185 unsigned long long class2_intr; 186 unsigned long long libassist; 187 } stats; 188 }; 189 190 struct cbe_spu_info { 191 struct mutex list_mutex; 192 struct list_head spus; 193 int n_spus; 194 int nr_active; 195 atomic_t busy_spus; 196 atomic_t reserved_spus; 197 }; 198 199 extern struct cbe_spu_info cbe_spu_info[]; 200 201 void spu_init_channels(struct spu *spu); 202 void spu_irq_setaffinity(struct spu *spu, int cpu); 203 204 void spu_setup_kernel_slbs(struct spu *spu, struct spu_lscsa *lscsa, 205 void *code, int code_size); 206 207 extern void spu_invalidate_slbs(struct spu *spu); 208 extern void spu_associate_mm(struct spu *spu, struct mm_struct *mm); 209 int spu_64k_pages_available(void); 210 211 /* Calls from the memory management to the SPU */ 212 struct mm_struct; 213 extern void spu_flush_all_slbs(struct mm_struct *mm); 214 215 /* This interface allows a profiler (e.g., OProfile) to store a ref 216 * to spu context information that it creates. This caching technique 217 * avoids the need to recreate this information after a save/restore operation. 218 * 219 * Assumes the caller has already incremented the ref count to 220 * profile_info; then spu_context_destroy must call kref_put 221 * on prof_info_kref. 222 */ 223 void spu_set_profile_private_kref(struct spu_context *ctx, 224 struct kref *prof_info_kref, 225 void ( * prof_info_release) (struct kref *kref)); 226 227 void *spu_get_profile_private_kref(struct spu_context *ctx); 228 229 /* system callbacks from the SPU */ 230 struct spu_syscall_block { 231 u64 nr_ret; 232 u64 parm[6]; 233 }; 234 extern long spu_sys_callback(struct spu_syscall_block *s); 235 236 /* syscalls implemented in spufs */ 237 struct file; 238 struct coredump_params; 239 struct spufs_calls { 240 long (*create_thread)(const char __user *name, 241 unsigned int flags, umode_t mode, 242 struct file *neighbor); 243 long (*spu_run)(struct file *filp, __u32 __user *unpc, 244 __u32 __user *ustatus); 245 int (*coredump_extra_notes_size)(void); 246 int (*coredump_extra_notes_write)(struct coredump_params *cprm); 247 void (*notify_spus_active)(void); 248 struct module *owner; 249 }; 250 251 /* return status from spu_run, same as in libspe */ 252 #define SPE_EVENT_DMA_ALIGNMENT 0x0008 /*A DMA alignment error */ 253 #define SPE_EVENT_SPE_ERROR 0x0010 /*An illegal instruction error*/ 254 #define SPE_EVENT_SPE_DATA_SEGMENT 0x0020 /*A DMA segmentation error */ 255 #define SPE_EVENT_SPE_DATA_STORAGE 0x0040 /*A DMA storage error */ 256 #define SPE_EVENT_INVALID_DMA 0x0800 /* Invalid MFC DMA */ 257 258 /* 259 * Flags for sys_spu_create. 260 */ 261 #define SPU_CREATE_EVENTS_ENABLED 0x0001 262 #define SPU_CREATE_GANG 0x0002 263 #define SPU_CREATE_NOSCHED 0x0004 264 #define SPU_CREATE_ISOLATE 0x0008 265 #define SPU_CREATE_AFFINITY_SPU 0x0010 266 #define SPU_CREATE_AFFINITY_MEM 0x0020 267 268 #define SPU_CREATE_FLAG_ALL 0x003f /* mask of all valid flags */ 269 270 271 int register_spu_syscalls(struct spufs_calls *calls); 272 void unregister_spu_syscalls(struct spufs_calls *calls); 273 274 int spu_add_dev_attr(struct device_attribute *attr); 275 void spu_remove_dev_attr(struct device_attribute *attr); 276 277 int spu_add_dev_attr_group(struct attribute_group *attrs); 278 void spu_remove_dev_attr_group(struct attribute_group *attrs); 279 280 int spu_handle_mm_fault(struct mm_struct *mm, unsigned long ea, 281 unsigned long dsisr, unsigned *flt); 282 283 /* 284 * Notifier blocks: 285 * 286 * oprofile can get notified when a context switch is performed 287 * on an spe. The notifer function that gets called is passed 288 * a pointer to the SPU structure as well as the object-id that 289 * identifies the binary running on that SPU now. 290 * 291 * For a context save, the object-id that is passed is zero, 292 * identifying that the kernel will run from that moment on. 293 * 294 * For a context restore, the object-id is the value written 295 * to object-id spufs file from user space and the notifer 296 * function can assume that spu->ctx is valid. 297 */ 298 struct notifier_block; 299 int spu_switch_event_register(struct notifier_block * n); 300 int spu_switch_event_unregister(struct notifier_block * n); 301 302 extern void notify_spus_active(void); 303 extern void do_notify_spus_active(void); 304 305 /* 306 * This defines the Local Store, Problem Area and Privilege Area of an SPU. 307 */ 308 309 union mfc_tag_size_class_cmd { 310 struct { 311 u16 mfc_size; 312 u16 mfc_tag; 313 u8 pad; 314 u8 mfc_rclassid; 315 u16 mfc_cmd; 316 } u; 317 struct { 318 u32 mfc_size_tag32; 319 u32 mfc_class_cmd32; 320 } by32; 321 u64 all64; 322 }; 323 324 struct mfc_cq_sr { 325 u64 mfc_cq_data0_RW; 326 u64 mfc_cq_data1_RW; 327 u64 mfc_cq_data2_RW; 328 u64 mfc_cq_data3_RW; 329 }; 330 331 struct spu_problem { 332 #define MS_SYNC_PENDING 1L 333 u64 spc_mssync_RW; /* 0x0000 */ 334 u8 pad_0x0008_0x3000[0x3000 - 0x0008]; 335 336 /* DMA Area */ 337 u8 pad_0x3000_0x3004[0x4]; /* 0x3000 */ 338 u32 mfc_lsa_W; /* 0x3004 */ 339 u64 mfc_ea_W; /* 0x3008 */ 340 union mfc_tag_size_class_cmd mfc_union_W; /* 0x3010 */ 341 u8 pad_0x3018_0x3104[0xec]; /* 0x3018 */ 342 u32 dma_qstatus_R; /* 0x3104 */ 343 u8 pad_0x3108_0x3204[0xfc]; /* 0x3108 */ 344 u32 dma_querytype_RW; /* 0x3204 */ 345 u8 pad_0x3208_0x321c[0x14]; /* 0x3208 */ 346 u32 dma_querymask_RW; /* 0x321c */ 347 u8 pad_0x3220_0x322c[0xc]; /* 0x3220 */ 348 u32 dma_tagstatus_R; /* 0x322c */ 349 #define DMA_TAGSTATUS_INTR_ANY 1u 350 #define DMA_TAGSTATUS_INTR_ALL 2u 351 u8 pad_0x3230_0x4000[0x4000 - 0x3230]; /* 0x3230 */ 352 353 /* SPU Control Area */ 354 u8 pad_0x4000_0x4004[0x4]; /* 0x4000 */ 355 u32 pu_mb_R; /* 0x4004 */ 356 u8 pad_0x4008_0x400c[0x4]; /* 0x4008 */ 357 u32 spu_mb_W; /* 0x400c */ 358 u8 pad_0x4010_0x4014[0x4]; /* 0x4010 */ 359 u32 mb_stat_R; /* 0x4014 */ 360 u8 pad_0x4018_0x401c[0x4]; /* 0x4018 */ 361 u32 spu_runcntl_RW; /* 0x401c */ 362 #define SPU_RUNCNTL_STOP 0L 363 #define SPU_RUNCNTL_RUNNABLE 1L 364 #define SPU_RUNCNTL_ISOLATE 2L 365 u8 pad_0x4020_0x4024[0x4]; /* 0x4020 */ 366 u32 spu_status_R; /* 0x4024 */ 367 #define SPU_STOP_STATUS_SHIFT 16 368 #define SPU_STATUS_STOPPED 0x0 369 #define SPU_STATUS_RUNNING 0x1 370 #define SPU_STATUS_STOPPED_BY_STOP 0x2 371 #define SPU_STATUS_STOPPED_BY_HALT 0x4 372 #define SPU_STATUS_WAITING_FOR_CHANNEL 0x8 373 #define SPU_STATUS_SINGLE_STEP 0x10 374 #define SPU_STATUS_INVALID_INSTR 0x20 375 #define SPU_STATUS_INVALID_CH 0x40 376 #define SPU_STATUS_ISOLATED_STATE 0x80 377 #define SPU_STATUS_ISOLATED_LOAD_STATUS 0x200 378 #define SPU_STATUS_ISOLATED_EXIT_STATUS 0x400 379 u8 pad_0x4028_0x402c[0x4]; /* 0x4028 */ 380 u32 spu_spe_R; /* 0x402c */ 381 u8 pad_0x4030_0x4034[0x4]; /* 0x4030 */ 382 u32 spu_npc_RW; /* 0x4034 */ 383 u8 pad_0x4038_0x14000[0x14000 - 0x4038]; /* 0x4038 */ 384 385 /* Signal Notification Area */ 386 u8 pad_0x14000_0x1400c[0xc]; /* 0x14000 */ 387 u32 signal_notify1; /* 0x1400c */ 388 u8 pad_0x14010_0x1c00c[0x7ffc]; /* 0x14010 */ 389 u32 signal_notify2; /* 0x1c00c */ 390 } __attribute__ ((aligned(0x20000))); 391 392 /* SPU Privilege 2 State Area */ 393 struct spu_priv2 { 394 /* MFC Registers */ 395 u8 pad_0x0000_0x1100[0x1100 - 0x0000]; /* 0x0000 */ 396 397 /* SLB Management Registers */ 398 u8 pad_0x1100_0x1108[0x8]; /* 0x1100 */ 399 u64 slb_index_W; /* 0x1108 */ 400 #define SLB_INDEX_MASK 0x7L 401 u64 slb_esid_RW; /* 0x1110 */ 402 u64 slb_vsid_RW; /* 0x1118 */ 403 #define SLB_VSID_SUPERVISOR_STATE (0x1ull << 11) 404 #define SLB_VSID_SUPERVISOR_STATE_MASK (0x1ull << 11) 405 #define SLB_VSID_PROBLEM_STATE (0x1ull << 10) 406 #define SLB_VSID_PROBLEM_STATE_MASK (0x1ull << 10) 407 #define SLB_VSID_EXECUTE_SEGMENT (0x1ull << 9) 408 #define SLB_VSID_NO_EXECUTE_SEGMENT (0x1ull << 9) 409 #define SLB_VSID_EXECUTE_SEGMENT_MASK (0x1ull << 9) 410 #define SLB_VSID_4K_PAGE (0x0 << 8) 411 #define SLB_VSID_LARGE_PAGE (0x1ull << 8) 412 #define SLB_VSID_PAGE_SIZE_MASK (0x1ull << 8) 413 #define SLB_VSID_CLASS_MASK (0x1ull << 7) 414 #define SLB_VSID_VIRTUAL_PAGE_SIZE_MASK (0x1ull << 6) 415 u64 slb_invalidate_entry_W; /* 0x1120 */ 416 u64 slb_invalidate_all_W; /* 0x1128 */ 417 u8 pad_0x1130_0x2000[0x2000 - 0x1130]; /* 0x1130 */ 418 419 /* Context Save / Restore Area */ 420 struct mfc_cq_sr spuq[16]; /* 0x2000 */ 421 struct mfc_cq_sr puq[8]; /* 0x2200 */ 422 u8 pad_0x2300_0x3000[0x3000 - 0x2300]; /* 0x2300 */ 423 424 /* MFC Control */ 425 u64 mfc_control_RW; /* 0x3000 */ 426 #define MFC_CNTL_RESUME_DMA_QUEUE (0ull << 0) 427 #define MFC_CNTL_SUSPEND_DMA_QUEUE (1ull << 0) 428 #define MFC_CNTL_SUSPEND_DMA_QUEUE_MASK (1ull << 0) 429 #define MFC_CNTL_SUSPEND_MASK (1ull << 4) 430 #define MFC_CNTL_NORMAL_DMA_QUEUE_OPERATION (0ull << 8) 431 #define MFC_CNTL_SUSPEND_IN_PROGRESS (1ull << 8) 432 #define MFC_CNTL_SUSPEND_COMPLETE (3ull << 8) 433 #define MFC_CNTL_SUSPEND_DMA_STATUS_MASK (3ull << 8) 434 #define MFC_CNTL_DMA_QUEUES_EMPTY (1ull << 14) 435 #define MFC_CNTL_DMA_QUEUES_EMPTY_MASK (1ull << 14) 436 #define MFC_CNTL_PURGE_DMA_REQUEST (1ull << 15) 437 #define MFC_CNTL_PURGE_DMA_IN_PROGRESS (1ull << 24) 438 #define MFC_CNTL_PURGE_DMA_COMPLETE (3ull << 24) 439 #define MFC_CNTL_PURGE_DMA_STATUS_MASK (3ull << 24) 440 #define MFC_CNTL_RESTART_DMA_COMMAND (1ull << 32) 441 #define MFC_CNTL_DMA_COMMAND_REISSUE_PENDING (1ull << 32) 442 #define MFC_CNTL_DMA_COMMAND_REISSUE_STATUS_MASK (1ull << 32) 443 #define MFC_CNTL_MFC_PRIVILEGE_STATE (2ull << 33) 444 #define MFC_CNTL_MFC_PROBLEM_STATE (3ull << 33) 445 #define MFC_CNTL_MFC_KEY_PROTECTION_STATE_MASK (3ull << 33) 446 #define MFC_CNTL_DECREMENTER_HALTED (1ull << 35) 447 #define MFC_CNTL_DECREMENTER_RUNNING (1ull << 40) 448 #define MFC_CNTL_DECREMENTER_STATUS_MASK (1ull << 40) 449 u8 pad_0x3008_0x4000[0x4000 - 0x3008]; /* 0x3008 */ 450 451 /* Interrupt Mailbox */ 452 u64 puint_mb_R; /* 0x4000 */ 453 u8 pad_0x4008_0x4040[0x4040 - 0x4008]; /* 0x4008 */ 454 455 /* SPU Control */ 456 u64 spu_privcntl_RW; /* 0x4040 */ 457 #define SPU_PRIVCNTL_MODE_NORMAL (0x0ull << 0) 458 #define SPU_PRIVCNTL_MODE_SINGLE_STEP (0x1ull << 0) 459 #define SPU_PRIVCNTL_MODE_MASK (0x1ull << 0) 460 #define SPU_PRIVCNTL_NO_ATTENTION_EVENT (0x0ull << 1) 461 #define SPU_PRIVCNTL_ATTENTION_EVENT (0x1ull << 1) 462 #define SPU_PRIVCNTL_ATTENTION_EVENT_MASK (0x1ull << 1) 463 #define SPU_PRIVCNT_LOAD_REQUEST_NORMAL (0x0ull << 2) 464 #define SPU_PRIVCNT_LOAD_REQUEST_ENABLE_MASK (0x1ull << 2) 465 u8 pad_0x4048_0x4058[0x10]; /* 0x4048 */ 466 u64 spu_lslr_RW; /* 0x4058 */ 467 u64 spu_chnlcntptr_RW; /* 0x4060 */ 468 u64 spu_chnlcnt_RW; /* 0x4068 */ 469 u64 spu_chnldata_RW; /* 0x4070 */ 470 u64 spu_cfg_RW; /* 0x4078 */ 471 u8 pad_0x4080_0x5000[0x5000 - 0x4080]; /* 0x4080 */ 472 473 /* PV2_ImplRegs: Implementation-specific privileged-state 2 regs */ 474 u64 spu_pm_trace_tag_status_RW; /* 0x5000 */ 475 u64 spu_tag_status_query_RW; /* 0x5008 */ 476 #define TAG_STATUS_QUERY_CONDITION_BITS (0x3ull << 32) 477 #define TAG_STATUS_QUERY_MASK_BITS (0xffffffffull) 478 u64 spu_cmd_buf1_RW; /* 0x5010 */ 479 #define SPU_COMMAND_BUFFER_1_LSA_BITS (0x7ffffull << 32) 480 #define SPU_COMMAND_BUFFER_1_EAH_BITS (0xffffffffull) 481 u64 spu_cmd_buf2_RW; /* 0x5018 */ 482 #define SPU_COMMAND_BUFFER_2_EAL_BITS ((0xffffffffull) << 32) 483 #define SPU_COMMAND_BUFFER_2_TS_BITS (0xffffull << 16) 484 #define SPU_COMMAND_BUFFER_2_TAG_BITS (0x3full) 485 u64 spu_atomic_status_RW; /* 0x5020 */ 486 } __attribute__ ((aligned(0x20000))); 487 488 /* SPU Privilege 1 State Area */ 489 struct spu_priv1 { 490 /* Control and Configuration Area */ 491 u64 mfc_sr1_RW; /* 0x000 */ 492 #define MFC_STATE1_LOCAL_STORAGE_DECODE_MASK 0x01ull 493 #define MFC_STATE1_BUS_TLBIE_MASK 0x02ull 494 #define MFC_STATE1_REAL_MODE_OFFSET_ENABLE_MASK 0x04ull 495 #define MFC_STATE1_PROBLEM_STATE_MASK 0x08ull 496 #define MFC_STATE1_RELOCATE_MASK 0x10ull 497 #define MFC_STATE1_MASTER_RUN_CONTROL_MASK 0x20ull 498 #define MFC_STATE1_TABLE_SEARCH_MASK 0x40ull 499 u64 mfc_lpid_RW; /* 0x008 */ 500 u64 spu_idr_RW; /* 0x010 */ 501 u64 mfc_vr_RO; /* 0x018 */ 502 #define MFC_VERSION_BITS (0xffff << 16) 503 #define MFC_REVISION_BITS (0xffff) 504 #define MFC_GET_VERSION_BITS(vr) (((vr) & MFC_VERSION_BITS) >> 16) 505 #define MFC_GET_REVISION_BITS(vr) ((vr) & MFC_REVISION_BITS) 506 u64 spu_vr_RO; /* 0x020 */ 507 #define SPU_VERSION_BITS (0xffff << 16) 508 #define SPU_REVISION_BITS (0xffff) 509 #define SPU_GET_VERSION_BITS(vr) (vr & SPU_VERSION_BITS) >> 16 510 #define SPU_GET_REVISION_BITS(vr) (vr & SPU_REVISION_BITS) 511 u8 pad_0x28_0x100[0x100 - 0x28]; /* 0x28 */ 512 513 /* Interrupt Area */ 514 u64 int_mask_RW[3]; /* 0x100 */ 515 #define CLASS0_ENABLE_DMA_ALIGNMENT_INTR 0x1L 516 #define CLASS0_ENABLE_INVALID_DMA_COMMAND_INTR 0x2L 517 #define CLASS0_ENABLE_SPU_ERROR_INTR 0x4L 518 #define CLASS0_ENABLE_MFC_FIR_INTR 0x8L 519 #define CLASS1_ENABLE_SEGMENT_FAULT_INTR 0x1L 520 #define CLASS1_ENABLE_STORAGE_FAULT_INTR 0x2L 521 #define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_GET_INTR 0x4L 522 #define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_PUT_INTR 0x8L 523 #define CLASS2_ENABLE_MAILBOX_INTR 0x1L 524 #define CLASS2_ENABLE_SPU_STOP_INTR 0x2L 525 #define CLASS2_ENABLE_SPU_HALT_INTR 0x4L 526 #define CLASS2_ENABLE_SPU_DMA_TAG_GROUP_COMPLETE_INTR 0x8L 527 #define CLASS2_ENABLE_MAILBOX_THRESHOLD_INTR 0x10L 528 u8 pad_0x118_0x140[0x28]; /* 0x118 */ 529 u64 int_stat_RW[3]; /* 0x140 */ 530 #define CLASS0_DMA_ALIGNMENT_INTR 0x1L 531 #define CLASS0_INVALID_DMA_COMMAND_INTR 0x2L 532 #define CLASS0_SPU_ERROR_INTR 0x4L 533 #define CLASS0_INTR_MASK 0x7L 534 #define CLASS1_SEGMENT_FAULT_INTR 0x1L 535 #define CLASS1_STORAGE_FAULT_INTR 0x2L 536 #define CLASS1_LS_COMPARE_SUSPEND_ON_GET_INTR 0x4L 537 #define CLASS1_LS_COMPARE_SUSPEND_ON_PUT_INTR 0x8L 538 #define CLASS1_INTR_MASK 0xfL 539 #define CLASS2_MAILBOX_INTR 0x1L 540 #define CLASS2_SPU_STOP_INTR 0x2L 541 #define CLASS2_SPU_HALT_INTR 0x4L 542 #define CLASS2_SPU_DMA_TAG_GROUP_COMPLETE_INTR 0x8L 543 #define CLASS2_MAILBOX_THRESHOLD_INTR 0x10L 544 #define CLASS2_INTR_MASK 0x1fL 545 u8 pad_0x158_0x180[0x28]; /* 0x158 */ 546 u64 int_route_RW; /* 0x180 */ 547 548 /* Interrupt Routing */ 549 u8 pad_0x188_0x200[0x200 - 0x188]; /* 0x188 */ 550 551 /* Atomic Unit Control Area */ 552 u64 mfc_atomic_flush_RW; /* 0x200 */ 553 #define mfc_atomic_flush_enable 0x1L 554 u8 pad_0x208_0x280[0x78]; /* 0x208 */ 555 u64 resource_allocation_groupID_RW; /* 0x280 */ 556 u64 resource_allocation_enable_RW; /* 0x288 */ 557 u8 pad_0x290_0x3c8[0x3c8 - 0x290]; /* 0x290 */ 558 559 /* SPU_Cache_ImplRegs: Implementation-dependent cache registers */ 560 561 u64 smf_sbi_signal_sel; /* 0x3c8 */ 562 #define smf_sbi_mask_lsb 56 563 #define smf_sbi_shift (63 - smf_sbi_mask_lsb) 564 #define smf_sbi_mask (0x301LL << smf_sbi_shift) 565 #define smf_sbi_bus0_bits (0x001LL << smf_sbi_shift) 566 #define smf_sbi_bus2_bits (0x100LL << smf_sbi_shift) 567 #define smf_sbi2_bus0_bits (0x201LL << smf_sbi_shift) 568 #define smf_sbi2_bus2_bits (0x300LL << smf_sbi_shift) 569 u64 smf_ato_signal_sel; /* 0x3d0 */ 570 #define smf_ato_mask_lsb 35 571 #define smf_ato_shift (63 - smf_ato_mask_lsb) 572 #define smf_ato_mask (0x3LL << smf_ato_shift) 573 #define smf_ato_bus0_bits (0x2LL << smf_ato_shift) 574 #define smf_ato_bus2_bits (0x1LL << smf_ato_shift) 575 u8 pad_0x3d8_0x400[0x400 - 0x3d8]; /* 0x3d8 */ 576 577 /* TLB Management Registers */ 578 u64 mfc_sdr_RW; /* 0x400 */ 579 u8 pad_0x408_0x500[0xf8]; /* 0x408 */ 580 u64 tlb_index_hint_RO; /* 0x500 */ 581 u64 tlb_index_W; /* 0x508 */ 582 u64 tlb_vpn_RW; /* 0x510 */ 583 u64 tlb_rpn_RW; /* 0x518 */ 584 u8 pad_0x520_0x540[0x20]; /* 0x520 */ 585 u64 tlb_invalidate_entry_W; /* 0x540 */ 586 u64 tlb_invalidate_all_W; /* 0x548 */ 587 u8 pad_0x550_0x580[0x580 - 0x550]; /* 0x550 */ 588 589 /* SPU_MMU_ImplRegs: Implementation-dependent MMU registers */ 590 u64 smm_hid; /* 0x580 */ 591 #define PAGE_SIZE_MASK 0xf000000000000000ull 592 #define PAGE_SIZE_16MB_64KB 0x2000000000000000ull 593 u8 pad_0x588_0x600[0x600 - 0x588]; /* 0x588 */ 594 595 /* MFC Status/Control Area */ 596 u64 mfc_accr_RW; /* 0x600 */ 597 #define MFC_ACCR_EA_ACCESS_GET (1 << 0) 598 #define MFC_ACCR_EA_ACCESS_PUT (1 << 1) 599 #define MFC_ACCR_LS_ACCESS_GET (1 << 3) 600 #define MFC_ACCR_LS_ACCESS_PUT (1 << 4) 601 u8 pad_0x608_0x610[0x8]; /* 0x608 */ 602 u64 mfc_dsisr_RW; /* 0x610 */ 603 #define MFC_DSISR_PTE_NOT_FOUND (1 << 30) 604 #define MFC_DSISR_ACCESS_DENIED (1 << 27) 605 #define MFC_DSISR_ATOMIC (1 << 26) 606 #define MFC_DSISR_ACCESS_PUT (1 << 25) 607 #define MFC_DSISR_ADDR_MATCH (1 << 22) 608 #define MFC_DSISR_LS (1 << 17) 609 #define MFC_DSISR_L (1 << 16) 610 #define MFC_DSISR_ADDRESS_OVERFLOW (1 << 0) 611 u8 pad_0x618_0x620[0x8]; /* 0x618 */ 612 u64 mfc_dar_RW; /* 0x620 */ 613 u8 pad_0x628_0x700[0x700 - 0x628]; /* 0x628 */ 614 615 /* Replacement Management Table (RMT) Area */ 616 u64 rmt_index_RW; /* 0x700 */ 617 u8 pad_0x708_0x710[0x8]; /* 0x708 */ 618 u64 rmt_data1_RW; /* 0x710 */ 619 u8 pad_0x718_0x800[0x800 - 0x718]; /* 0x718 */ 620 621 /* Control/Configuration Registers */ 622 u64 mfc_dsir_R; /* 0x800 */ 623 #define MFC_DSIR_Q (1 << 31) 624 #define MFC_DSIR_SPU_QUEUE MFC_DSIR_Q 625 u64 mfc_lsacr_RW; /* 0x808 */ 626 #define MFC_LSACR_COMPARE_MASK ((~0ull) << 32) 627 #define MFC_LSACR_COMPARE_ADDR ((~0ull) >> 32) 628 u64 mfc_lscrr_R; /* 0x810 */ 629 #define MFC_LSCRR_Q (1 << 31) 630 #define MFC_LSCRR_SPU_QUEUE MFC_LSCRR_Q 631 #define MFC_LSCRR_QI_SHIFT 32 632 #define MFC_LSCRR_QI_MASK ((~0ull) << MFC_LSCRR_QI_SHIFT) 633 u8 pad_0x818_0x820[0x8]; /* 0x818 */ 634 u64 mfc_tclass_id_RW; /* 0x820 */ 635 #define MFC_TCLASS_ID_ENABLE (1L << 0L) 636 #define MFC_TCLASS_SLOT2_ENABLE (1L << 5L) 637 #define MFC_TCLASS_SLOT1_ENABLE (1L << 6L) 638 #define MFC_TCLASS_SLOT0_ENABLE (1L << 7L) 639 #define MFC_TCLASS_QUOTA_2_SHIFT 8L 640 #define MFC_TCLASS_QUOTA_1_SHIFT 16L 641 #define MFC_TCLASS_QUOTA_0_SHIFT 24L 642 #define MFC_TCLASS_QUOTA_2_MASK (0x1FL << MFC_TCLASS_QUOTA_2_SHIFT) 643 #define MFC_TCLASS_QUOTA_1_MASK (0x1FL << MFC_TCLASS_QUOTA_1_SHIFT) 644 #define MFC_TCLASS_QUOTA_0_MASK (0x1FL << MFC_TCLASS_QUOTA_0_SHIFT) 645 u8 pad_0x828_0x900[0x900 - 0x828]; /* 0x828 */ 646 647 /* Real Mode Support Registers */ 648 u64 mfc_rm_boundary; /* 0x900 */ 649 u8 pad_0x908_0x938[0x30]; /* 0x908 */ 650 u64 smf_dma_signal_sel; /* 0x938 */ 651 #define mfc_dma1_mask_lsb 41 652 #define mfc_dma1_shift (63 - mfc_dma1_mask_lsb) 653 #define mfc_dma1_mask (0x3LL << mfc_dma1_shift) 654 #define mfc_dma1_bits (0x1LL << mfc_dma1_shift) 655 #define mfc_dma2_mask_lsb 43 656 #define mfc_dma2_shift (63 - mfc_dma2_mask_lsb) 657 #define mfc_dma2_mask (0x3LL << mfc_dma2_shift) 658 #define mfc_dma2_bits (0x1LL << mfc_dma2_shift) 659 u8 pad_0x940_0xa38[0xf8]; /* 0x940 */ 660 u64 smm_signal_sel; /* 0xa38 */ 661 #define smm_sig_mask_lsb 12 662 #define smm_sig_shift (63 - smm_sig_mask_lsb) 663 #define smm_sig_mask (0x3LL << smm_sig_shift) 664 #define smm_sig_bus0_bits (0x2LL << smm_sig_shift) 665 #define smm_sig_bus2_bits (0x1LL << smm_sig_shift) 666 u8 pad_0xa40_0xc00[0xc00 - 0xa40]; /* 0xa40 */ 667 668 /* DMA Command Error Area */ 669 u64 mfc_cer_R; /* 0xc00 */ 670 #define MFC_CER_Q (1 << 31) 671 #define MFC_CER_SPU_QUEUE MFC_CER_Q 672 u8 pad_0xc08_0x1000[0x1000 - 0xc08]; /* 0xc08 */ 673 674 /* PV1_ImplRegs: Implementation-dependent privileged-state 1 regs */ 675 /* DMA Command Error Area */ 676 u64 spu_ecc_cntl_RW; /* 0x1000 */ 677 #define SPU_ECC_CNTL_E (1ull << 0ull) 678 #define SPU_ECC_CNTL_ENABLE SPU_ECC_CNTL_E 679 #define SPU_ECC_CNTL_DISABLE (~SPU_ECC_CNTL_E & 1L) 680 #define SPU_ECC_CNTL_S (1ull << 1ull) 681 #define SPU_ECC_STOP_AFTER_ERROR SPU_ECC_CNTL_S 682 #define SPU_ECC_CONTINUE_AFTER_ERROR (~SPU_ECC_CNTL_S & 2L) 683 #define SPU_ECC_CNTL_B (1ull << 2ull) 684 #define SPU_ECC_BACKGROUND_ENABLE SPU_ECC_CNTL_B 685 #define SPU_ECC_BACKGROUND_DISABLE (~SPU_ECC_CNTL_B & 4L) 686 #define SPU_ECC_CNTL_I_SHIFT 3ull 687 #define SPU_ECC_CNTL_I_MASK (3ull << SPU_ECC_CNTL_I_SHIFT) 688 #define SPU_ECC_WRITE_ALWAYS (~SPU_ECC_CNTL_I & 12L) 689 #define SPU_ECC_WRITE_CORRECTABLE (1ull << SPU_ECC_CNTL_I_SHIFT) 690 #define SPU_ECC_WRITE_UNCORRECTABLE (3ull << SPU_ECC_CNTL_I_SHIFT) 691 #define SPU_ECC_CNTL_D (1ull << 5ull) 692 #define SPU_ECC_DETECTION_ENABLE SPU_ECC_CNTL_D 693 #define SPU_ECC_DETECTION_DISABLE (~SPU_ECC_CNTL_D & 32L) 694 u64 spu_ecc_stat_RW; /* 0x1008 */ 695 #define SPU_ECC_CORRECTED_ERROR (1ull << 0ul) 696 #define SPU_ECC_UNCORRECTED_ERROR (1ull << 1ul) 697 #define SPU_ECC_SCRUB_COMPLETE (1ull << 2ul) 698 #define SPU_ECC_SCRUB_IN_PROGRESS (1ull << 3ul) 699 #define SPU_ECC_INSTRUCTION_ERROR (1ull << 4ul) 700 #define SPU_ECC_DATA_ERROR (1ull << 5ul) 701 #define SPU_ECC_DMA_ERROR (1ull << 6ul) 702 #define SPU_ECC_STATUS_CNT_MASK (256ull << 8) 703 u64 spu_ecc_addr_RW; /* 0x1010 */ 704 u64 spu_err_mask_RW; /* 0x1018 */ 705 #define SPU_ERR_ILLEGAL_INSTR (1ull << 0ul) 706 #define SPU_ERR_ILLEGAL_CHANNEL (1ull << 1ul) 707 u8 pad_0x1020_0x1028[0x1028 - 0x1020]; /* 0x1020 */ 708 709 /* SPU Debug-Trace Bus (DTB) Selection Registers */ 710 u64 spu_trig0_sel; /* 0x1028 */ 711 u64 spu_trig1_sel; /* 0x1030 */ 712 u64 spu_trig2_sel; /* 0x1038 */ 713 u64 spu_trig3_sel; /* 0x1040 */ 714 u64 spu_trace_sel; /* 0x1048 */ 715 #define spu_trace_sel_mask 0x1f1fLL 716 #define spu_trace_sel_bus0_bits 0x1000LL 717 #define spu_trace_sel_bus2_bits 0x0010LL 718 u64 spu_event0_sel; /* 0x1050 */ 719 u64 spu_event1_sel; /* 0x1058 */ 720 u64 spu_event2_sel; /* 0x1060 */ 721 u64 spu_event3_sel; /* 0x1068 */ 722 u64 spu_trace_cntl; /* 0x1070 */ 723 } __attribute__ ((aligned(0x2000))); 724 725 #endif /* __KERNEL__ */ 726 #endif 727