1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * SPU core / file system interface and HW structures 4 * 5 * (C) Copyright IBM Deutschland Entwicklung GmbH 2005 6 * 7 * Author: Arnd Bergmann <arndb@de.ibm.com> 8 */ 9 10#ifndef _SPU_H 11#define _SPU_H 12#ifdef __KERNEL__ 13 14#include <linux/workqueue.h> 15#include <linux/device.h> 16#include <linux/mutex.h> 17#include <asm/reg.h> 18#include <asm/copro.h> 19 20#define LS_SIZE (256 * 1024) 21#define LS_ADDR_MASK (LS_SIZE - 1) 22 23#define MFC_PUT_CMD 0x20 24#define MFC_PUTS_CMD 0x28 25#define MFC_PUTR_CMD 0x30 26#define MFC_PUTF_CMD 0x22 27#define MFC_PUTB_CMD 0x21 28#define MFC_PUTFS_CMD 0x2A 29#define MFC_PUTBS_CMD 0x29 30#define MFC_PUTRF_CMD 0x32 31#define MFC_PUTRB_CMD 0x31 32#define MFC_PUTL_CMD 0x24 33#define MFC_PUTRL_CMD 0x34 34#define MFC_PUTLF_CMD 0x26 35#define MFC_PUTLB_CMD 0x25 36#define MFC_PUTRLF_CMD 0x36 37#define MFC_PUTRLB_CMD 0x35 38 39#define MFC_GET_CMD 0x40 40#define MFC_GETS_CMD 0x48 41#define MFC_GETF_CMD 0x42 42#define MFC_GETB_CMD 0x41 43#define MFC_GETFS_CMD 0x4A 44#define MFC_GETBS_CMD 0x49 45#define MFC_GETL_CMD 0x44 46#define MFC_GETLF_CMD 0x46 47#define MFC_GETLB_CMD 0x45 48 49#define MFC_SDCRT_CMD 0x80 50#define MFC_SDCRTST_CMD 0x81 51#define MFC_SDCRZ_CMD 0x89 52#define MFC_SDCRS_CMD 0x8D 53#define MFC_SDCRF_CMD 0x8F 54 55#define MFC_GETLLAR_CMD 0xD0 56#define MFC_PUTLLC_CMD 0xB4 57#define MFC_PUTLLUC_CMD 0xB0 58#define MFC_PUTQLLUC_CMD 0xB8 59#define MFC_SNDSIG_CMD 0xA0 60#define MFC_SNDSIGB_CMD 0xA1 61#define MFC_SNDSIGF_CMD 0xA2 62#define MFC_BARRIER_CMD 0xC0 63#define MFC_EIEIO_CMD 0xC8 64#define MFC_SYNC_CMD 0xCC 65 66#define MFC_MIN_DMA_SIZE_SHIFT 4 /* 16 bytes */ 67#define MFC_MAX_DMA_SIZE_SHIFT 14 /* 16384 bytes */ 68#define MFC_MIN_DMA_SIZE (1 << MFC_MIN_DMA_SIZE_SHIFT) 69#define MFC_MAX_DMA_SIZE (1 << MFC_MAX_DMA_SIZE_SHIFT) 70#define MFC_MIN_DMA_SIZE_MASK (MFC_MIN_DMA_SIZE - 1) 71#define MFC_MAX_DMA_SIZE_MASK (MFC_MAX_DMA_SIZE - 1) 72#define MFC_MIN_DMA_LIST_SIZE 0x0008 /* 8 bytes */ 73#define MFC_MAX_DMA_LIST_SIZE 0x4000 /* 16K bytes */ 74 75#define MFC_TAGID_TO_TAGMASK(tag_id) (1 << (tag_id & 0x1F)) 76 77/* Events for Channels 0-2 */ 78#define MFC_DMA_TAG_STATUS_UPDATE_EVENT 0x00000001 79#define MFC_DMA_TAG_CMD_STALL_NOTIFY_EVENT 0x00000002 80#define MFC_DMA_QUEUE_AVAILABLE_EVENT 0x00000008 81#define MFC_SPU_MAILBOX_WRITTEN_EVENT 0x00000010 82#define MFC_DECREMENTER_EVENT 0x00000020 83#define MFC_PU_INT_MAILBOX_AVAILABLE_EVENT 0x00000040 84#define MFC_PU_MAILBOX_AVAILABLE_EVENT 0x00000080 85#define MFC_SIGNAL_2_EVENT 0x00000100 86#define MFC_SIGNAL_1_EVENT 0x00000200 87#define MFC_LLR_LOST_EVENT 0x00000400 88#define MFC_PRIV_ATTN_EVENT 0x00000800 89#define MFC_MULTI_SRC_EVENT 0x00001000 90 91/* Flag indicating progress during context switch. */ 92#define SPU_CONTEXT_SWITCH_PENDING 0UL 93#define SPU_CONTEXT_FAULT_PENDING 1UL 94 95struct spu_context; 96struct spu_runqueue; 97struct spu_lscsa; 98struct device_node; 99 100enum spu_utilization_state { 101 SPU_UTIL_USER, 102 SPU_UTIL_SYSTEM, 103 SPU_UTIL_IOWAIT, 104 SPU_UTIL_IDLE_LOADED, 105 SPU_UTIL_MAX 106}; 107 108struct spu { 109 const char *name; 110 unsigned long local_store_phys; 111 u8 *local_store; 112 unsigned long problem_phys; 113 struct spu_problem __iomem *problem; 114 struct spu_priv2 __iomem *priv2; 115 struct list_head cbe_list; 116 struct list_head full_list; 117 enum { SPU_FREE, SPU_USED } alloc_state; 118 int number; 119 unsigned int irqs[3]; 120 u32 node; 121 unsigned long flags; 122 u64 class_0_pending; 123 u64 class_0_dar; 124 u64 class_1_dar; 125 u64 class_1_dsisr; 126 size_t ls_size; 127 unsigned int slb_replace; 128 struct mm_struct *mm; 129 struct spu_context *ctx; 130 struct spu_runqueue *rq; 131 unsigned long long timestamp; 132 pid_t pid; 133 pid_t tgid; 134 spinlock_t register_lock; 135 136 void (* wbox_callback)(struct spu *spu); 137 void (* ibox_callback)(struct spu *spu); 138 void (* stop_callback)(struct spu *spu, int irq); 139 void (* mfc_callback)(struct spu *spu); 140 141 char irq_c0[8]; 142 char irq_c1[8]; 143 char irq_c2[8]; 144 145 u64 spe_id; 146 147 void* pdata; /* platform private data */ 148 149 /* of based platforms only */ 150 struct device_node *devnode; 151 152 /* native only */ 153 struct spu_priv1 __iomem *priv1; 154 155 /* beat only */ 156 u64 shadow_int_mask_RW[3]; 157 158 struct device dev; 159 160 int has_mem_affinity; 161 struct list_head aff_list; 162 163 struct { 164 /* protected by interrupt reentrancy */ 165 enum spu_utilization_state util_state; 166 unsigned long long tstamp; 167 unsigned long long times[SPU_UTIL_MAX]; 168 unsigned long long vol_ctx_switch; 169 unsigned long long invol_ctx_switch; 170 unsigned long long min_flt; 171 unsigned long long maj_flt; 172 unsigned long long hash_flt; 173 unsigned long long slb_flt; 174 unsigned long long class2_intr; 175 unsigned long long libassist; 176 } stats; 177}; 178 179struct cbe_spu_info { 180 struct mutex list_mutex; 181 struct list_head spus; 182 int n_spus; 183 int nr_active; 184 atomic_t busy_spus; 185 atomic_t reserved_spus; 186}; 187 188extern struct cbe_spu_info cbe_spu_info[]; 189 190void spu_init_channels(struct spu *spu); 191void spu_irq_setaffinity(struct spu *spu, int cpu); 192 193void spu_setup_kernel_slbs(struct spu *spu, struct spu_lscsa *lscsa, 194 void *code, int code_size); 195 196extern void spu_invalidate_slbs(struct spu *spu); 197extern void spu_associate_mm(struct spu *spu, struct mm_struct *mm); 198int spu_64k_pages_available(void); 199 200/* Calls from the memory management to the SPU */ 201struct mm_struct; 202extern void spu_flush_all_slbs(struct mm_struct *mm); 203 204/* system callbacks from the SPU */ 205struct spu_syscall_block { 206 u64 nr_ret; 207 u64 parm[6]; 208}; 209extern long spu_sys_callback(struct spu_syscall_block *s); 210 211/* syscalls implemented in spufs */ 212struct file; 213struct coredump_params; 214struct spufs_calls { 215 long (*create_thread)(const char __user *name, 216 unsigned int flags, umode_t mode, 217 struct file *neighbor); 218 long (*spu_run)(struct file *filp, __u32 __user *unpc, 219 __u32 __user *ustatus); 220 int (*coredump_extra_notes_size)(void); 221 int (*coredump_extra_notes_write)(struct coredump_params *cprm); 222 void (*notify_spus_active)(void); 223 struct module *owner; 224}; 225 226/* return status from spu_run, same as in libspe */ 227#define SPE_EVENT_DMA_ALIGNMENT 0x0008 /*A DMA alignment error */ 228#define SPE_EVENT_SPE_ERROR 0x0010 /*An illegal instruction error*/ 229#define SPE_EVENT_SPE_DATA_SEGMENT 0x0020 /*A DMA segmentation error */ 230#define SPE_EVENT_SPE_DATA_STORAGE 0x0040 /*A DMA storage error */ 231#define SPE_EVENT_INVALID_DMA 0x0800 /* Invalid MFC DMA */ 232 233/* 234 * Flags for sys_spu_create. 235 */ 236#define SPU_CREATE_EVENTS_ENABLED 0x0001 237#define SPU_CREATE_GANG 0x0002 238#define SPU_CREATE_NOSCHED 0x0004 239#define SPU_CREATE_ISOLATE 0x0008 240#define SPU_CREATE_AFFINITY_SPU 0x0010 241#define SPU_CREATE_AFFINITY_MEM 0x0020 242 243#define SPU_CREATE_FLAG_ALL 0x003f /* mask of all valid flags */ 244 245 246int register_spu_syscalls(struct spufs_calls *calls); 247void unregister_spu_syscalls(struct spufs_calls *calls); 248 249int spu_add_dev_attr(struct device_attribute *attr); 250void spu_remove_dev_attr(struct device_attribute *attr); 251 252int spu_add_dev_attr_group(const struct attribute_group *attrs); 253void spu_remove_dev_attr_group(const struct attribute_group *attrs); 254 255extern void notify_spus_active(void); 256extern void do_notify_spus_active(void); 257 258/* 259 * This defines the Local Store, Problem Area and Privilege Area of an SPU. 260 */ 261 262union mfc_tag_size_class_cmd { 263 struct { 264 u16 mfc_size; 265 u16 mfc_tag; 266 u8 pad; 267 u8 mfc_rclassid; 268 u16 mfc_cmd; 269 } u; 270 struct { 271 u32 mfc_size_tag32; 272 u32 mfc_class_cmd32; 273 } by32; 274 u64 all64; 275}; 276 277struct mfc_cq_sr { 278 u64 mfc_cq_data0_RW; 279 u64 mfc_cq_data1_RW; 280 u64 mfc_cq_data2_RW; 281 u64 mfc_cq_data3_RW; 282}; 283 284struct spu_problem { 285#define MS_SYNC_PENDING 1L 286 u64 spc_mssync_RW; /* 0x0000 */ 287 u8 pad_0x0008_0x3000[0x3000 - 0x0008]; 288 289 /* DMA Area */ 290 u8 pad_0x3000_0x3004[0x4]; /* 0x3000 */ 291 u32 mfc_lsa_W; /* 0x3004 */ 292 u64 mfc_ea_W; /* 0x3008 */ 293 union mfc_tag_size_class_cmd mfc_union_W; /* 0x3010 */ 294 u8 pad_0x3018_0x3104[0xec]; /* 0x3018 */ 295 u32 dma_qstatus_R; /* 0x3104 */ 296 u8 pad_0x3108_0x3204[0xfc]; /* 0x3108 */ 297 u32 dma_querytype_RW; /* 0x3204 */ 298 u8 pad_0x3208_0x321c[0x14]; /* 0x3208 */ 299 u32 dma_querymask_RW; /* 0x321c */ 300 u8 pad_0x3220_0x322c[0xc]; /* 0x3220 */ 301 u32 dma_tagstatus_R; /* 0x322c */ 302#define DMA_TAGSTATUS_INTR_ANY 1u 303#define DMA_TAGSTATUS_INTR_ALL 2u 304 u8 pad_0x3230_0x4000[0x4000 - 0x3230]; /* 0x3230 */ 305 306 /* SPU Control Area */ 307 u8 pad_0x4000_0x4004[0x4]; /* 0x4000 */ 308 u32 pu_mb_R; /* 0x4004 */ 309 u8 pad_0x4008_0x400c[0x4]; /* 0x4008 */ 310 u32 spu_mb_W; /* 0x400c */ 311 u8 pad_0x4010_0x4014[0x4]; /* 0x4010 */ 312 u32 mb_stat_R; /* 0x4014 */ 313 u8 pad_0x4018_0x401c[0x4]; /* 0x4018 */ 314 u32 spu_runcntl_RW; /* 0x401c */ 315#define SPU_RUNCNTL_STOP 0L 316#define SPU_RUNCNTL_RUNNABLE 1L 317#define SPU_RUNCNTL_ISOLATE 2L 318 u8 pad_0x4020_0x4024[0x4]; /* 0x4020 */ 319 u32 spu_status_R; /* 0x4024 */ 320#define SPU_STOP_STATUS_SHIFT 16 321#define SPU_STATUS_STOPPED 0x0 322#define SPU_STATUS_RUNNING 0x1 323#define SPU_STATUS_STOPPED_BY_STOP 0x2 324#define SPU_STATUS_STOPPED_BY_HALT 0x4 325#define SPU_STATUS_WAITING_FOR_CHANNEL 0x8 326#define SPU_STATUS_SINGLE_STEP 0x10 327#define SPU_STATUS_INVALID_INSTR 0x20 328#define SPU_STATUS_INVALID_CH 0x40 329#define SPU_STATUS_ISOLATED_STATE 0x80 330#define SPU_STATUS_ISOLATED_LOAD_STATUS 0x200 331#define SPU_STATUS_ISOLATED_EXIT_STATUS 0x400 332 u8 pad_0x4028_0x402c[0x4]; /* 0x4028 */ 333 u32 spu_spe_R; /* 0x402c */ 334 u8 pad_0x4030_0x4034[0x4]; /* 0x4030 */ 335 u32 spu_npc_RW; /* 0x4034 */ 336 u8 pad_0x4038_0x14000[0x14000 - 0x4038]; /* 0x4038 */ 337 338 /* Signal Notification Area */ 339 u8 pad_0x14000_0x1400c[0xc]; /* 0x14000 */ 340 u32 signal_notify1; /* 0x1400c */ 341 u8 pad_0x14010_0x1c00c[0x7ffc]; /* 0x14010 */ 342 u32 signal_notify2; /* 0x1c00c */ 343} __attribute__ ((aligned(0x20000))); 344 345/* SPU Privilege 2 State Area */ 346struct spu_priv2 { 347 /* MFC Registers */ 348 u8 pad_0x0000_0x1100[0x1100 - 0x0000]; /* 0x0000 */ 349 350 /* SLB Management Registers */ 351 u8 pad_0x1100_0x1108[0x8]; /* 0x1100 */ 352 u64 slb_index_W; /* 0x1108 */ 353#define SLB_INDEX_MASK 0x7L 354 u64 slb_esid_RW; /* 0x1110 */ 355 u64 slb_vsid_RW; /* 0x1118 */ 356#define SLB_VSID_SUPERVISOR_STATE (0x1ull << 11) 357#define SLB_VSID_SUPERVISOR_STATE_MASK (0x1ull << 11) 358#define SLB_VSID_PROBLEM_STATE (0x1ull << 10) 359#define SLB_VSID_PROBLEM_STATE_MASK (0x1ull << 10) 360#define SLB_VSID_EXECUTE_SEGMENT (0x1ull << 9) 361#define SLB_VSID_NO_EXECUTE_SEGMENT (0x1ull << 9) 362#define SLB_VSID_EXECUTE_SEGMENT_MASK (0x1ull << 9) 363#define SLB_VSID_4K_PAGE (0x0 << 8) 364#define SLB_VSID_LARGE_PAGE (0x1ull << 8) 365#define SLB_VSID_PAGE_SIZE_MASK (0x1ull << 8) 366#define SLB_VSID_CLASS_MASK (0x1ull << 7) 367#define SLB_VSID_VIRTUAL_PAGE_SIZE_MASK (0x1ull << 6) 368 u64 slb_invalidate_entry_W; /* 0x1120 */ 369 u64 slb_invalidate_all_W; /* 0x1128 */ 370 u8 pad_0x1130_0x2000[0x2000 - 0x1130]; /* 0x1130 */ 371 372 /* Context Save / Restore Area */ 373 struct mfc_cq_sr spuq[16]; /* 0x2000 */ 374 struct mfc_cq_sr puq[8]; /* 0x2200 */ 375 u8 pad_0x2300_0x3000[0x3000 - 0x2300]; /* 0x2300 */ 376 377 /* MFC Control */ 378 u64 mfc_control_RW; /* 0x3000 */ 379#define MFC_CNTL_RESUME_DMA_QUEUE (0ull << 0) 380#define MFC_CNTL_SUSPEND_DMA_QUEUE (1ull << 0) 381#define MFC_CNTL_SUSPEND_DMA_QUEUE_MASK (1ull << 0) 382#define MFC_CNTL_SUSPEND_MASK (1ull << 4) 383#define MFC_CNTL_NORMAL_DMA_QUEUE_OPERATION (0ull << 8) 384#define MFC_CNTL_SUSPEND_IN_PROGRESS (1ull << 8) 385#define MFC_CNTL_SUSPEND_COMPLETE (3ull << 8) 386#define MFC_CNTL_SUSPEND_DMA_STATUS_MASK (3ull << 8) 387#define MFC_CNTL_DMA_QUEUES_EMPTY (1ull << 14) 388#define MFC_CNTL_DMA_QUEUES_EMPTY_MASK (1ull << 14) 389#define MFC_CNTL_PURGE_DMA_REQUEST (1ull << 15) 390#define MFC_CNTL_PURGE_DMA_IN_PROGRESS (1ull << 24) 391#define MFC_CNTL_PURGE_DMA_COMPLETE (3ull << 24) 392#define MFC_CNTL_PURGE_DMA_STATUS_MASK (3ull << 24) 393#define MFC_CNTL_RESTART_DMA_COMMAND (1ull << 32) 394#define MFC_CNTL_DMA_COMMAND_REISSUE_PENDING (1ull << 32) 395#define MFC_CNTL_DMA_COMMAND_REISSUE_STATUS_MASK (1ull << 32) 396#define MFC_CNTL_MFC_PRIVILEGE_STATE (2ull << 33) 397#define MFC_CNTL_MFC_PROBLEM_STATE (3ull << 33) 398#define MFC_CNTL_MFC_KEY_PROTECTION_STATE_MASK (3ull << 33) 399#define MFC_CNTL_DECREMENTER_HALTED (1ull << 35) 400#define MFC_CNTL_DECREMENTER_RUNNING (1ull << 40) 401#define MFC_CNTL_DECREMENTER_STATUS_MASK (1ull << 40) 402 u8 pad_0x3008_0x4000[0x4000 - 0x3008]; /* 0x3008 */ 403 404 /* Interrupt Mailbox */ 405 u64 puint_mb_R; /* 0x4000 */ 406 u8 pad_0x4008_0x4040[0x4040 - 0x4008]; /* 0x4008 */ 407 408 /* SPU Control */ 409 u64 spu_privcntl_RW; /* 0x4040 */ 410#define SPU_PRIVCNTL_MODE_NORMAL (0x0ull << 0) 411#define SPU_PRIVCNTL_MODE_SINGLE_STEP (0x1ull << 0) 412#define SPU_PRIVCNTL_MODE_MASK (0x1ull << 0) 413#define SPU_PRIVCNTL_NO_ATTENTION_EVENT (0x0ull << 1) 414#define SPU_PRIVCNTL_ATTENTION_EVENT (0x1ull << 1) 415#define SPU_PRIVCNTL_ATTENTION_EVENT_MASK (0x1ull << 1) 416#define SPU_PRIVCNT_LOAD_REQUEST_NORMAL (0x0ull << 2) 417#define SPU_PRIVCNT_LOAD_REQUEST_ENABLE_MASK (0x1ull << 2) 418 u8 pad_0x4048_0x4058[0x10]; /* 0x4048 */ 419 u64 spu_lslr_RW; /* 0x4058 */ 420 u64 spu_chnlcntptr_RW; /* 0x4060 */ 421 u64 spu_chnlcnt_RW; /* 0x4068 */ 422 u64 spu_chnldata_RW; /* 0x4070 */ 423 u64 spu_cfg_RW; /* 0x4078 */ 424 u8 pad_0x4080_0x5000[0x5000 - 0x4080]; /* 0x4080 */ 425 426 /* PV2_ImplRegs: Implementation-specific privileged-state 2 regs */ 427 u64 spu_pm_trace_tag_status_RW; /* 0x5000 */ 428 u64 spu_tag_status_query_RW; /* 0x5008 */ 429#define TAG_STATUS_QUERY_CONDITION_BITS (0x3ull << 32) 430#define TAG_STATUS_QUERY_MASK_BITS (0xffffffffull) 431 u64 spu_cmd_buf1_RW; /* 0x5010 */ 432#define SPU_COMMAND_BUFFER_1_LSA_BITS (0x7ffffull << 32) 433#define SPU_COMMAND_BUFFER_1_EAH_BITS (0xffffffffull) 434 u64 spu_cmd_buf2_RW; /* 0x5018 */ 435#define SPU_COMMAND_BUFFER_2_EAL_BITS ((0xffffffffull) << 32) 436#define SPU_COMMAND_BUFFER_2_TS_BITS (0xffffull << 16) 437#define SPU_COMMAND_BUFFER_2_TAG_BITS (0x3full) 438 u64 spu_atomic_status_RW; /* 0x5020 */ 439} __attribute__ ((aligned(0x20000))); 440 441/* SPU Privilege 1 State Area */ 442struct spu_priv1 { 443 /* Control and Configuration Area */ 444 u64 mfc_sr1_RW; /* 0x000 */ 445#define MFC_STATE1_LOCAL_STORAGE_DECODE_MASK 0x01ull 446#define MFC_STATE1_BUS_TLBIE_MASK 0x02ull 447#define MFC_STATE1_REAL_MODE_OFFSET_ENABLE_MASK 0x04ull 448#define MFC_STATE1_PROBLEM_STATE_MASK 0x08ull 449#define MFC_STATE1_RELOCATE_MASK 0x10ull 450#define MFC_STATE1_MASTER_RUN_CONTROL_MASK 0x20ull 451#define MFC_STATE1_TABLE_SEARCH_MASK 0x40ull 452 u64 mfc_lpid_RW; /* 0x008 */ 453 u64 spu_idr_RW; /* 0x010 */ 454 u64 mfc_vr_RO; /* 0x018 */ 455#define MFC_VERSION_BITS (0xffff << 16) 456#define MFC_REVISION_BITS (0xffff) 457#define MFC_GET_VERSION_BITS(vr) (((vr) & MFC_VERSION_BITS) >> 16) 458#define MFC_GET_REVISION_BITS(vr) ((vr) & MFC_REVISION_BITS) 459 u64 spu_vr_RO; /* 0x020 */ 460#define SPU_VERSION_BITS (0xffff << 16) 461#define SPU_REVISION_BITS (0xffff) 462#define SPU_GET_VERSION_BITS(vr) (vr & SPU_VERSION_BITS) >> 16 463#define SPU_GET_REVISION_BITS(vr) (vr & SPU_REVISION_BITS) 464 u8 pad_0x28_0x100[0x100 - 0x28]; /* 0x28 */ 465 466 /* Interrupt Area */ 467 u64 int_mask_RW[3]; /* 0x100 */ 468#define CLASS0_ENABLE_DMA_ALIGNMENT_INTR 0x1L 469#define CLASS0_ENABLE_INVALID_DMA_COMMAND_INTR 0x2L 470#define CLASS0_ENABLE_SPU_ERROR_INTR 0x4L 471#define CLASS0_ENABLE_MFC_FIR_INTR 0x8L 472#define CLASS1_ENABLE_SEGMENT_FAULT_INTR 0x1L 473#define CLASS1_ENABLE_STORAGE_FAULT_INTR 0x2L 474#define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_GET_INTR 0x4L 475#define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_PUT_INTR 0x8L 476#define CLASS2_ENABLE_MAILBOX_INTR 0x1L 477#define CLASS2_ENABLE_SPU_STOP_INTR 0x2L 478#define CLASS2_ENABLE_SPU_HALT_INTR 0x4L 479#define CLASS2_ENABLE_SPU_DMA_TAG_GROUP_COMPLETE_INTR 0x8L 480#define CLASS2_ENABLE_MAILBOX_THRESHOLD_INTR 0x10L 481 u8 pad_0x118_0x140[0x28]; /* 0x118 */ 482 u64 int_stat_RW[3]; /* 0x140 */ 483#define CLASS0_DMA_ALIGNMENT_INTR 0x1L 484#define CLASS0_INVALID_DMA_COMMAND_INTR 0x2L 485#define CLASS0_SPU_ERROR_INTR 0x4L 486#define CLASS0_INTR_MASK 0x7L 487#define CLASS1_SEGMENT_FAULT_INTR 0x1L 488#define CLASS1_STORAGE_FAULT_INTR 0x2L 489#define CLASS1_LS_COMPARE_SUSPEND_ON_GET_INTR 0x4L 490#define CLASS1_LS_COMPARE_SUSPEND_ON_PUT_INTR 0x8L 491#define CLASS1_INTR_MASK 0xfL 492#define CLASS2_MAILBOX_INTR 0x1L 493#define CLASS2_SPU_STOP_INTR 0x2L 494#define CLASS2_SPU_HALT_INTR 0x4L 495#define CLASS2_SPU_DMA_TAG_GROUP_COMPLETE_INTR 0x8L 496#define CLASS2_MAILBOX_THRESHOLD_INTR 0x10L 497#define CLASS2_INTR_MASK 0x1fL 498 u8 pad_0x158_0x180[0x28]; /* 0x158 */ 499 u64 int_route_RW; /* 0x180 */ 500 501 /* Interrupt Routing */ 502 u8 pad_0x188_0x200[0x200 - 0x188]; /* 0x188 */ 503 504 /* Atomic Unit Control Area */ 505 u64 mfc_atomic_flush_RW; /* 0x200 */ 506#define mfc_atomic_flush_enable 0x1L 507 u8 pad_0x208_0x280[0x78]; /* 0x208 */ 508 u64 resource_allocation_groupID_RW; /* 0x280 */ 509 u64 resource_allocation_enable_RW; /* 0x288 */ 510 u8 pad_0x290_0x3c8[0x3c8 - 0x290]; /* 0x290 */ 511 512 /* SPU_Cache_ImplRegs: Implementation-dependent cache registers */ 513 514 u64 smf_sbi_signal_sel; /* 0x3c8 */ 515#define smf_sbi_mask_lsb 56 516#define smf_sbi_shift (63 - smf_sbi_mask_lsb) 517#define smf_sbi_mask (0x301LL << smf_sbi_shift) 518#define smf_sbi_bus0_bits (0x001LL << smf_sbi_shift) 519#define smf_sbi_bus2_bits (0x100LL << smf_sbi_shift) 520#define smf_sbi2_bus0_bits (0x201LL << smf_sbi_shift) 521#define smf_sbi2_bus2_bits (0x300LL << smf_sbi_shift) 522 u64 smf_ato_signal_sel; /* 0x3d0 */ 523#define smf_ato_mask_lsb 35 524#define smf_ato_shift (63 - smf_ato_mask_lsb) 525#define smf_ato_mask (0x3LL << smf_ato_shift) 526#define smf_ato_bus0_bits (0x2LL << smf_ato_shift) 527#define smf_ato_bus2_bits (0x1LL << smf_ato_shift) 528 u8 pad_0x3d8_0x400[0x400 - 0x3d8]; /* 0x3d8 */ 529 530 /* TLB Management Registers */ 531 u64 mfc_sdr_RW; /* 0x400 */ 532 u8 pad_0x408_0x500[0xf8]; /* 0x408 */ 533 u64 tlb_index_hint_RO; /* 0x500 */ 534 u64 tlb_index_W; /* 0x508 */ 535 u64 tlb_vpn_RW; /* 0x510 */ 536 u64 tlb_rpn_RW; /* 0x518 */ 537 u8 pad_0x520_0x540[0x20]; /* 0x520 */ 538 u64 tlb_invalidate_entry_W; /* 0x540 */ 539 u64 tlb_invalidate_all_W; /* 0x548 */ 540 u8 pad_0x550_0x580[0x580 - 0x550]; /* 0x550 */ 541 542 /* SPU_MMU_ImplRegs: Implementation-dependent MMU registers */ 543 u64 smm_hid; /* 0x580 */ 544#define PAGE_SIZE_MASK 0xf000000000000000ull 545#define PAGE_SIZE_16MB_64KB 0x2000000000000000ull 546 u8 pad_0x588_0x600[0x600 - 0x588]; /* 0x588 */ 547 548 /* MFC Status/Control Area */ 549 u64 mfc_accr_RW; /* 0x600 */ 550#define MFC_ACCR_EA_ACCESS_GET (1 << 0) 551#define MFC_ACCR_EA_ACCESS_PUT (1 << 1) 552#define MFC_ACCR_LS_ACCESS_GET (1 << 3) 553#define MFC_ACCR_LS_ACCESS_PUT (1 << 4) 554 u8 pad_0x608_0x610[0x8]; /* 0x608 */ 555 u64 mfc_dsisr_RW; /* 0x610 */ 556#define MFC_DSISR_PTE_NOT_FOUND (1 << 30) 557#define MFC_DSISR_ACCESS_DENIED (1 << 27) 558#define MFC_DSISR_ATOMIC (1 << 26) 559#define MFC_DSISR_ACCESS_PUT (1 << 25) 560#define MFC_DSISR_ADDR_MATCH (1 << 22) 561#define MFC_DSISR_LS (1 << 17) 562#define MFC_DSISR_L (1 << 16) 563#define MFC_DSISR_ADDRESS_OVERFLOW (1 << 0) 564 u8 pad_0x618_0x620[0x8]; /* 0x618 */ 565 u64 mfc_dar_RW; /* 0x620 */ 566 u8 pad_0x628_0x700[0x700 - 0x628]; /* 0x628 */ 567 568 /* Replacement Management Table (RMT) Area */ 569 u64 rmt_index_RW; /* 0x700 */ 570 u8 pad_0x708_0x710[0x8]; /* 0x708 */ 571 u64 rmt_data1_RW; /* 0x710 */ 572 u8 pad_0x718_0x800[0x800 - 0x718]; /* 0x718 */ 573 574 /* Control/Configuration Registers */ 575 u64 mfc_dsir_R; /* 0x800 */ 576#define MFC_DSIR_Q (1 << 31) 577#define MFC_DSIR_SPU_QUEUE MFC_DSIR_Q 578 u64 mfc_lsacr_RW; /* 0x808 */ 579#define MFC_LSACR_COMPARE_MASK ((~0ull) << 32) 580#define MFC_LSACR_COMPARE_ADDR ((~0ull) >> 32) 581 u64 mfc_lscrr_R; /* 0x810 */ 582#define MFC_LSCRR_Q (1 << 31) 583#define MFC_LSCRR_SPU_QUEUE MFC_LSCRR_Q 584#define MFC_LSCRR_QI_SHIFT 32 585#define MFC_LSCRR_QI_MASK ((~0ull) << MFC_LSCRR_QI_SHIFT) 586 u8 pad_0x818_0x820[0x8]; /* 0x818 */ 587 u64 mfc_tclass_id_RW; /* 0x820 */ 588#define MFC_TCLASS_ID_ENABLE (1L << 0L) 589#define MFC_TCLASS_SLOT2_ENABLE (1L << 5L) 590#define MFC_TCLASS_SLOT1_ENABLE (1L << 6L) 591#define MFC_TCLASS_SLOT0_ENABLE (1L << 7L) 592#define MFC_TCLASS_QUOTA_2_SHIFT 8L 593#define MFC_TCLASS_QUOTA_1_SHIFT 16L 594#define MFC_TCLASS_QUOTA_0_SHIFT 24L 595#define MFC_TCLASS_QUOTA_2_MASK (0x1FL << MFC_TCLASS_QUOTA_2_SHIFT) 596#define MFC_TCLASS_QUOTA_1_MASK (0x1FL << MFC_TCLASS_QUOTA_1_SHIFT) 597#define MFC_TCLASS_QUOTA_0_MASK (0x1FL << MFC_TCLASS_QUOTA_0_SHIFT) 598 u8 pad_0x828_0x900[0x900 - 0x828]; /* 0x828 */ 599 600 /* Real Mode Support Registers */ 601 u64 mfc_rm_boundary; /* 0x900 */ 602 u8 pad_0x908_0x938[0x30]; /* 0x908 */ 603 u64 smf_dma_signal_sel; /* 0x938 */ 604#define mfc_dma1_mask_lsb 41 605#define mfc_dma1_shift (63 - mfc_dma1_mask_lsb) 606#define mfc_dma1_mask (0x3LL << mfc_dma1_shift) 607#define mfc_dma1_bits (0x1LL << mfc_dma1_shift) 608#define mfc_dma2_mask_lsb 43 609#define mfc_dma2_shift (63 - mfc_dma2_mask_lsb) 610#define mfc_dma2_mask (0x3LL << mfc_dma2_shift) 611#define mfc_dma2_bits (0x1LL << mfc_dma2_shift) 612 u8 pad_0x940_0xa38[0xf8]; /* 0x940 */ 613 u64 smm_signal_sel; /* 0xa38 */ 614#define smm_sig_mask_lsb 12 615#define smm_sig_shift (63 - smm_sig_mask_lsb) 616#define smm_sig_mask (0x3LL << smm_sig_shift) 617#define smm_sig_bus0_bits (0x2LL << smm_sig_shift) 618#define smm_sig_bus2_bits (0x1LL << smm_sig_shift) 619 u8 pad_0xa40_0xc00[0xc00 - 0xa40]; /* 0xa40 */ 620 621 /* DMA Command Error Area */ 622 u64 mfc_cer_R; /* 0xc00 */ 623#define MFC_CER_Q (1 << 31) 624#define MFC_CER_SPU_QUEUE MFC_CER_Q 625 u8 pad_0xc08_0x1000[0x1000 - 0xc08]; /* 0xc08 */ 626 627 /* PV1_ImplRegs: Implementation-dependent privileged-state 1 regs */ 628 /* DMA Command Error Area */ 629 u64 spu_ecc_cntl_RW; /* 0x1000 */ 630#define SPU_ECC_CNTL_E (1ull << 0ull) 631#define SPU_ECC_CNTL_ENABLE SPU_ECC_CNTL_E 632#define SPU_ECC_CNTL_DISABLE (~SPU_ECC_CNTL_E & 1L) 633#define SPU_ECC_CNTL_S (1ull << 1ull) 634#define SPU_ECC_STOP_AFTER_ERROR SPU_ECC_CNTL_S 635#define SPU_ECC_CONTINUE_AFTER_ERROR (~SPU_ECC_CNTL_S & 2L) 636#define SPU_ECC_CNTL_B (1ull << 2ull) 637#define SPU_ECC_BACKGROUND_ENABLE SPU_ECC_CNTL_B 638#define SPU_ECC_BACKGROUND_DISABLE (~SPU_ECC_CNTL_B & 4L) 639#define SPU_ECC_CNTL_I_SHIFT 3ull 640#define SPU_ECC_CNTL_I_MASK (3ull << SPU_ECC_CNTL_I_SHIFT) 641#define SPU_ECC_WRITE_ALWAYS (~SPU_ECC_CNTL_I & 12L) 642#define SPU_ECC_WRITE_CORRECTABLE (1ull << SPU_ECC_CNTL_I_SHIFT) 643#define SPU_ECC_WRITE_UNCORRECTABLE (3ull << SPU_ECC_CNTL_I_SHIFT) 644#define SPU_ECC_CNTL_D (1ull << 5ull) 645#define SPU_ECC_DETECTION_ENABLE SPU_ECC_CNTL_D 646#define SPU_ECC_DETECTION_DISABLE (~SPU_ECC_CNTL_D & 32L) 647 u64 spu_ecc_stat_RW; /* 0x1008 */ 648#define SPU_ECC_CORRECTED_ERROR (1ull << 0ul) 649#define SPU_ECC_UNCORRECTED_ERROR (1ull << 1ul) 650#define SPU_ECC_SCRUB_COMPLETE (1ull << 2ul) 651#define SPU_ECC_SCRUB_IN_PROGRESS (1ull << 3ul) 652#define SPU_ECC_INSTRUCTION_ERROR (1ull << 4ul) 653#define SPU_ECC_DATA_ERROR (1ull << 5ul) 654#define SPU_ECC_DMA_ERROR (1ull << 6ul) 655#define SPU_ECC_STATUS_CNT_MASK (256ull << 8) 656 u64 spu_ecc_addr_RW; /* 0x1010 */ 657 u64 spu_err_mask_RW; /* 0x1018 */ 658#define SPU_ERR_ILLEGAL_INSTR (1ull << 0ul) 659#define SPU_ERR_ILLEGAL_CHANNEL (1ull << 1ul) 660 u8 pad_0x1020_0x1028[0x1028 - 0x1020]; /* 0x1020 */ 661 662 /* SPU Debug-Trace Bus (DTB) Selection Registers */ 663 u64 spu_trig0_sel; /* 0x1028 */ 664 u64 spu_trig1_sel; /* 0x1030 */ 665 u64 spu_trig2_sel; /* 0x1038 */ 666 u64 spu_trig3_sel; /* 0x1040 */ 667 u64 spu_trace_sel; /* 0x1048 */ 668#define spu_trace_sel_mask 0x1f1fLL 669#define spu_trace_sel_bus0_bits 0x1000LL 670#define spu_trace_sel_bus2_bits 0x0010LL 671 u64 spu_event0_sel; /* 0x1050 */ 672 u64 spu_event1_sel; /* 0x1058 */ 673 u64 spu_event2_sel; /* 0x1060 */ 674 u64 spu_event3_sel; /* 0x1068 */ 675 u64 spu_trace_cntl; /* 0x1070 */ 676} __attribute__ ((aligned(0x2000))); 677 678#endif /* __KERNEL__ */ 679#endif 680