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