1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * PS3 platform declarations. 4 * 5 * Copyright (C) 2006 Sony Computer Entertainment Inc. 6 * Copyright 2006 Sony Corp. 7 */ 8 9 #if !defined(_ASM_POWERPC_PS3_H) 10 #define _ASM_POWERPC_PS3_H 11 12 #include <linux/types.h> 13 #include <linux/device.h> 14 #include <asm/cell-pmu.h> 15 16 union ps3_firmware_version { 17 u64 raw; 18 struct { 19 u16 pad; 20 u16 major; 21 u16 minor; 22 u16 rev; 23 }; 24 }; 25 26 void ps3_get_firmware_version(union ps3_firmware_version *v); 27 int ps3_compare_firmware_version(u16 major, u16 minor, u16 rev); 28 29 /* 'Other OS' area */ 30 31 enum ps3_param_av_multi_out { 32 PS3_PARAM_AV_MULTI_OUT_NTSC = 0, 33 PS3_PARAM_AV_MULTI_OUT_PAL_RGB = 1, 34 PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR = 2, 35 PS3_PARAM_AV_MULTI_OUT_SECAM = 3, 36 }; 37 38 enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void); 39 40 extern u64 ps3_os_area_get_rtc_diff(void); 41 extern void ps3_os_area_set_rtc_diff(u64 rtc_diff); 42 43 struct ps3_os_area_flash_ops { 44 ssize_t (*read)(void *buf, size_t count, loff_t pos); 45 ssize_t (*write)(const void *buf, size_t count, loff_t pos); 46 }; 47 48 extern void ps3_os_area_flash_register(const struct ps3_os_area_flash_ops *ops); 49 50 /* dma routines */ 51 52 enum ps3_dma_page_size { 53 PS3_DMA_4K = 12U, 54 PS3_DMA_64K = 16U, 55 PS3_DMA_1M = 20U, 56 PS3_DMA_16M = 24U, 57 }; 58 59 enum ps3_dma_region_type { 60 PS3_DMA_OTHER = 0, 61 PS3_DMA_INTERNAL = 2, 62 }; 63 64 struct ps3_dma_region_ops; 65 66 /** 67 * struct ps3_dma_region - A per device dma state variables structure 68 * @did: The HV device id. 69 * @page_size: The ioc pagesize. 70 * @region_type: The HV region type. 71 * @bus_addr: The 'translated' bus address of the region. 72 * @len: The length in bytes of the region. 73 * @offset: The offset from the start of memory of the region. 74 * @dma_mask: Device dma_mask. 75 * @ioid: The IOID of the device who owns this region 76 * @chunk_list: Opaque variable used by the ioc page manager. 77 * @region_ops: struct ps3_dma_region_ops - dma region operations 78 */ 79 80 struct ps3_dma_region { 81 struct ps3_system_bus_device *dev; 82 /* device variables */ 83 const struct ps3_dma_region_ops *region_ops; 84 unsigned char ioid; 85 enum ps3_dma_page_size page_size; 86 enum ps3_dma_region_type region_type; 87 unsigned long len; 88 unsigned long offset; 89 u64 dma_mask; 90 91 /* driver variables (set by ps3_dma_region_create) */ 92 unsigned long bus_addr; 93 struct { 94 spinlock_t lock; 95 struct list_head head; 96 } chunk_list; 97 }; 98 99 struct ps3_dma_region_ops { 100 int (*create)(struct ps3_dma_region *); 101 int (*free)(struct ps3_dma_region *); 102 int (*map)(struct ps3_dma_region *, 103 unsigned long virt_addr, 104 unsigned long len, 105 dma_addr_t *bus_addr, 106 u64 iopte_pp); 107 int (*unmap)(struct ps3_dma_region *, 108 dma_addr_t bus_addr, 109 unsigned long len); 110 }; 111 /** 112 * struct ps3_dma_region_init - Helper to initialize structure variables 113 * 114 * Helper to properly initialize variables prior to calling 115 * ps3_system_bus_device_register. 116 */ 117 118 struct ps3_system_bus_device; 119 120 int ps3_dma_region_init(struct ps3_system_bus_device *dev, 121 struct ps3_dma_region *r, enum ps3_dma_page_size page_size, 122 enum ps3_dma_region_type region_type, void *addr, unsigned long len); 123 int ps3_dma_region_create(struct ps3_dma_region *r); 124 int ps3_dma_region_free(struct ps3_dma_region *r); 125 int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr, 126 unsigned long len, dma_addr_t *bus_addr, 127 u64 iopte_pp); 128 int ps3_dma_unmap(struct ps3_dma_region *r, dma_addr_t bus_addr, 129 unsigned long len); 130 131 /* mmio routines */ 132 133 enum ps3_mmio_page_size { 134 PS3_MMIO_4K = 12U, 135 PS3_MMIO_64K = 16U 136 }; 137 138 struct ps3_mmio_region_ops; 139 /** 140 * struct ps3_mmio_region - a per device mmio state variables structure 141 * 142 * Current systems can be supported with a single region per device. 143 */ 144 145 struct ps3_mmio_region { 146 struct ps3_system_bus_device *dev; 147 const struct ps3_mmio_region_ops *mmio_ops; 148 unsigned long bus_addr; 149 unsigned long len; 150 enum ps3_mmio_page_size page_size; 151 unsigned long lpar_addr; 152 }; 153 154 struct ps3_mmio_region_ops { 155 int (*create)(struct ps3_mmio_region *); 156 int (*free)(struct ps3_mmio_region *); 157 }; 158 /** 159 * struct ps3_mmio_region_init - Helper to initialize structure variables 160 * 161 * Helper to properly initialize variables prior to calling 162 * ps3_system_bus_device_register. 163 */ 164 165 int ps3_mmio_region_init(struct ps3_system_bus_device *dev, 166 struct ps3_mmio_region *r, unsigned long bus_addr, unsigned long len, 167 enum ps3_mmio_page_size page_size); 168 int ps3_mmio_region_create(struct ps3_mmio_region *r); 169 int ps3_free_mmio_region(struct ps3_mmio_region *r); 170 unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr); 171 172 /* inrerrupt routines */ 173 174 enum ps3_cpu_binding { 175 PS3_BINDING_CPU_ANY = -1, 176 PS3_BINDING_CPU_0 = 0, 177 PS3_BINDING_CPU_1 = 1, 178 }; 179 180 int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet, 181 unsigned int *virq); 182 int ps3_irq_plug_destroy(unsigned int virq); 183 int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq); 184 int ps3_event_receive_port_destroy(unsigned int virq); 185 int ps3_send_event_locally(unsigned int virq); 186 187 int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id, 188 unsigned int *virq); 189 int ps3_io_irq_destroy(unsigned int virq); 190 int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp, 191 unsigned int *virq); 192 int ps3_vuart_irq_destroy(unsigned int virq); 193 int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id, 194 unsigned int class, unsigned int *virq); 195 int ps3_spe_irq_destroy(unsigned int virq); 196 197 int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev, 198 enum ps3_cpu_binding cpu, unsigned int *virq); 199 int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev, 200 unsigned int virq); 201 202 /* lv1 result codes */ 203 204 enum lv1_result { 205 LV1_SUCCESS = 0, 206 /* not used -1 */ 207 LV1_RESOURCE_SHORTAGE = -2, 208 LV1_NO_PRIVILEGE = -3, 209 LV1_DENIED_BY_POLICY = -4, 210 LV1_ACCESS_VIOLATION = -5, 211 LV1_NO_ENTRY = -6, 212 LV1_DUPLICATE_ENTRY = -7, 213 LV1_TYPE_MISMATCH = -8, 214 LV1_BUSY = -9, 215 LV1_EMPTY = -10, 216 LV1_WRONG_STATE = -11, 217 /* not used -12 */ 218 LV1_NO_MATCH = -13, 219 LV1_ALREADY_CONNECTED = -14, 220 LV1_UNSUPPORTED_PARAMETER_VALUE = -15, 221 LV1_CONDITION_NOT_SATISFIED = -16, 222 LV1_ILLEGAL_PARAMETER_VALUE = -17, 223 LV1_BAD_OPTION = -18, 224 LV1_IMPLEMENTATION_LIMITATION = -19, 225 LV1_NOT_IMPLEMENTED = -20, 226 LV1_INVALID_CLASS_ID = -21, 227 LV1_CONSTRAINT_NOT_SATISFIED = -22, 228 LV1_ALIGNMENT_ERROR = -23, 229 LV1_HARDWARE_ERROR = -24, 230 LV1_INVALID_DATA_FORMAT = -25, 231 LV1_INVALID_OPERATION = -26, 232 LV1_INTERNAL_ERROR = -32768, 233 }; 234 235 static inline const char* ps3_result(int result) 236 { 237 #if defined(DEBUG) || defined(PS3_VERBOSE_RESULT) || defined(CONFIG_PS3_VERBOSE_RESULT) 238 switch (result) { 239 case LV1_SUCCESS: 240 return "LV1_SUCCESS (0)"; 241 case -1: 242 return "** unknown result ** (-1)"; 243 case LV1_RESOURCE_SHORTAGE: 244 return "LV1_RESOURCE_SHORTAGE (-2)"; 245 case LV1_NO_PRIVILEGE: 246 return "LV1_NO_PRIVILEGE (-3)"; 247 case LV1_DENIED_BY_POLICY: 248 return "LV1_DENIED_BY_POLICY (-4)"; 249 case LV1_ACCESS_VIOLATION: 250 return "LV1_ACCESS_VIOLATION (-5)"; 251 case LV1_NO_ENTRY: 252 return "LV1_NO_ENTRY (-6)"; 253 case LV1_DUPLICATE_ENTRY: 254 return "LV1_DUPLICATE_ENTRY (-7)"; 255 case LV1_TYPE_MISMATCH: 256 return "LV1_TYPE_MISMATCH (-8)"; 257 case LV1_BUSY: 258 return "LV1_BUSY (-9)"; 259 case LV1_EMPTY: 260 return "LV1_EMPTY (-10)"; 261 case LV1_WRONG_STATE: 262 return "LV1_WRONG_STATE (-11)"; 263 case -12: 264 return "** unknown result ** (-12)"; 265 case LV1_NO_MATCH: 266 return "LV1_NO_MATCH (-13)"; 267 case LV1_ALREADY_CONNECTED: 268 return "LV1_ALREADY_CONNECTED (-14)"; 269 case LV1_UNSUPPORTED_PARAMETER_VALUE: 270 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)"; 271 case LV1_CONDITION_NOT_SATISFIED: 272 return "LV1_CONDITION_NOT_SATISFIED (-16)"; 273 case LV1_ILLEGAL_PARAMETER_VALUE: 274 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)"; 275 case LV1_BAD_OPTION: 276 return "LV1_BAD_OPTION (-18)"; 277 case LV1_IMPLEMENTATION_LIMITATION: 278 return "LV1_IMPLEMENTATION_LIMITATION (-19)"; 279 case LV1_NOT_IMPLEMENTED: 280 return "LV1_NOT_IMPLEMENTED (-20)"; 281 case LV1_INVALID_CLASS_ID: 282 return "LV1_INVALID_CLASS_ID (-21)"; 283 case LV1_CONSTRAINT_NOT_SATISFIED: 284 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)"; 285 case LV1_ALIGNMENT_ERROR: 286 return "LV1_ALIGNMENT_ERROR (-23)"; 287 case LV1_HARDWARE_ERROR: 288 return "LV1_HARDWARE_ERROR (-24)"; 289 case LV1_INVALID_DATA_FORMAT: 290 return "LV1_INVALID_DATA_FORMAT (-25)"; 291 case LV1_INVALID_OPERATION: 292 return "LV1_INVALID_OPERATION (-26)"; 293 case LV1_INTERNAL_ERROR: 294 return "LV1_INTERNAL_ERROR (-32768)"; 295 default: 296 BUG(); 297 return "** unknown result **"; 298 }; 299 #else 300 return ""; 301 #endif 302 } 303 304 /* system bus routines */ 305 306 enum ps3_match_id { 307 PS3_MATCH_ID_EHCI = 1, 308 PS3_MATCH_ID_OHCI = 2, 309 PS3_MATCH_ID_GELIC = 3, 310 PS3_MATCH_ID_AV_SETTINGS = 4, 311 PS3_MATCH_ID_SYSTEM_MANAGER = 5, 312 PS3_MATCH_ID_STOR_DISK = 6, 313 PS3_MATCH_ID_STOR_ROM = 7, 314 PS3_MATCH_ID_STOR_FLASH = 8, 315 PS3_MATCH_ID_SOUND = 9, 316 PS3_MATCH_ID_GPU = 10, 317 PS3_MATCH_ID_LPM = 11, 318 }; 319 320 enum ps3_match_sub_id { 321 PS3_MATCH_SUB_ID_GPU_FB = 1, 322 PS3_MATCH_SUB_ID_GPU_RAMDISK = 2, 323 }; 324 325 #define PS3_MODULE_ALIAS_EHCI "ps3:1:0" 326 #define PS3_MODULE_ALIAS_OHCI "ps3:2:0" 327 #define PS3_MODULE_ALIAS_GELIC "ps3:3:0" 328 #define PS3_MODULE_ALIAS_AV_SETTINGS "ps3:4:0" 329 #define PS3_MODULE_ALIAS_SYSTEM_MANAGER "ps3:5:0" 330 #define PS3_MODULE_ALIAS_STOR_DISK "ps3:6:0" 331 #define PS3_MODULE_ALIAS_STOR_ROM "ps3:7:0" 332 #define PS3_MODULE_ALIAS_STOR_FLASH "ps3:8:0" 333 #define PS3_MODULE_ALIAS_SOUND "ps3:9:0" 334 #define PS3_MODULE_ALIAS_GPU_FB "ps3:10:1" 335 #define PS3_MODULE_ALIAS_GPU_RAMDISK "ps3:10:2" 336 #define PS3_MODULE_ALIAS_LPM "ps3:11:0" 337 338 enum ps3_system_bus_device_type { 339 PS3_DEVICE_TYPE_IOC0 = 1, 340 PS3_DEVICE_TYPE_SB, 341 PS3_DEVICE_TYPE_VUART, 342 PS3_DEVICE_TYPE_LPM, 343 }; 344 345 /** 346 * struct ps3_system_bus_device - a device on the system bus 347 */ 348 349 struct ps3_system_bus_device { 350 enum ps3_match_id match_id; 351 enum ps3_match_sub_id match_sub_id; 352 enum ps3_system_bus_device_type dev_type; 353 354 u64 bus_id; /* SB */ 355 u64 dev_id; /* SB */ 356 unsigned int interrupt_id; /* SB */ 357 struct ps3_dma_region *d_region; /* SB, IOC0 */ 358 struct ps3_mmio_region *m_region; /* SB, IOC0*/ 359 unsigned int port_number; /* VUART */ 360 struct { /* LPM */ 361 u64 node_id; 362 u64 pu_id; 363 u64 rights; 364 } lpm; 365 366 /* struct iommu_table *iommu_table; -- waiting for BenH's cleanups */ 367 struct device core; 368 void *driver_priv; /* private driver variables */ 369 }; 370 371 int ps3_open_hv_device(struct ps3_system_bus_device *dev); 372 int ps3_close_hv_device(struct ps3_system_bus_device *dev); 373 374 /** 375 * struct ps3_system_bus_driver - a driver for a device on the system bus 376 */ 377 378 struct ps3_system_bus_driver { 379 enum ps3_match_id match_id; 380 enum ps3_match_sub_id match_sub_id; 381 struct device_driver core; 382 int (*probe)(struct ps3_system_bus_device *); 383 void (*remove)(struct ps3_system_bus_device *); 384 void (*shutdown)(struct ps3_system_bus_device *); 385 /* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */ 386 /* int (*resume)(struct ps3_system_bus_device *); */ 387 }; 388 389 int ps3_system_bus_device_register(struct ps3_system_bus_device *dev); 390 int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv); 391 void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv); 392 393 static inline struct ps3_system_bus_driver *ps3_drv_to_system_bus_drv( 394 struct device_driver *_drv) 395 { 396 return container_of(_drv, struct ps3_system_bus_driver, core); 397 } 398 static inline struct ps3_system_bus_device *ps3_dev_to_system_bus_dev( 399 struct device *_dev) 400 { 401 return container_of(_dev, struct ps3_system_bus_device, core); 402 } 403 static inline struct ps3_system_bus_driver * 404 ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device *_dev) 405 { 406 BUG_ON(!_dev); 407 BUG_ON(!_dev->core.driver); 408 return ps3_drv_to_system_bus_drv(_dev->core.driver); 409 } 410 411 /** 412 * ps3_system_bus_set_drvdata - 413 * @dev: device structure 414 * @data: Data to set 415 */ 416 417 static inline void ps3_system_bus_set_drvdata( 418 struct ps3_system_bus_device *dev, void *data) 419 { 420 dev_set_drvdata(&dev->core, data); 421 } 422 static inline void *ps3_system_bus_get_drvdata( 423 struct ps3_system_bus_device *dev) 424 { 425 return dev_get_drvdata(&dev->core); 426 } 427 428 /* These two need global scope for get_arch_dma_ops(). */ 429 430 extern struct bus_type ps3_system_bus_type; 431 432 /* system manager */ 433 434 struct ps3_sys_manager_ops { 435 struct ps3_system_bus_device *dev; 436 void (*power_off)(struct ps3_system_bus_device *dev); 437 void (*restart)(struct ps3_system_bus_device *dev); 438 }; 439 440 void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops); 441 void __noreturn ps3_sys_manager_power_off(void); 442 void __noreturn ps3_sys_manager_restart(void); 443 void __noreturn ps3_sys_manager_halt(void); 444 int ps3_sys_manager_get_wol(void); 445 void ps3_sys_manager_set_wol(int state); 446 447 struct ps3_prealloc { 448 const char *name; 449 void *address; 450 unsigned long size; 451 unsigned long align; 452 }; 453 454 extern struct ps3_prealloc ps3fb_videomemory; 455 extern struct ps3_prealloc ps3flash_bounce_buffer; 456 457 /* logical performance monitor */ 458 459 /** 460 * enum ps3_lpm_rights - Rigths granted by the system policy module. 461 * 462 * @PS3_LPM_RIGHTS_USE_LPM: The right to use the lpm. 463 * @PS3_LPM_RIGHTS_USE_TB: The right to use the internal trace buffer. 464 */ 465 466 enum ps3_lpm_rights { 467 PS3_LPM_RIGHTS_USE_LPM = 0x001, 468 PS3_LPM_RIGHTS_USE_TB = 0x100, 469 }; 470 471 /** 472 * enum ps3_lpm_tb_type - Type of trace buffer lv1 should use. 473 * 474 * @PS3_LPM_TB_TYPE_NONE: Do not use a trace buffer. 475 * @PS3_LPM_RIGHTS_USE_TB: Use the lv1 internal trace buffer. Must have 476 * rights @PS3_LPM_RIGHTS_USE_TB. 477 */ 478 479 enum ps3_lpm_tb_type { 480 PS3_LPM_TB_TYPE_NONE = 0, 481 PS3_LPM_TB_TYPE_INTERNAL = 1, 482 }; 483 484 int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache, 485 u64 tb_cache_size); 486 int ps3_lpm_close(void); 487 int ps3_lpm_copy_tb(unsigned long offset, void *buf, unsigned long count, 488 unsigned long *bytes_copied); 489 int ps3_lpm_copy_tb_to_user(unsigned long offset, void __user *buf, 490 unsigned long count, unsigned long *bytes_copied); 491 void ps3_set_bookmark(u64 bookmark); 492 void ps3_set_pm_bookmark(u64 tag, u64 incident, u64 th_id); 493 int ps3_set_signal(u64 rtas_signal_group, u8 signal_bit, u16 sub_unit, 494 u8 bus_word); 495 496 u32 ps3_read_phys_ctr(u32 cpu, u32 phys_ctr); 497 void ps3_write_phys_ctr(u32 cpu, u32 phys_ctr, u32 val); 498 u32 ps3_read_ctr(u32 cpu, u32 ctr); 499 void ps3_write_ctr(u32 cpu, u32 ctr, u32 val); 500 501 u32 ps3_read_pm07_control(u32 cpu, u32 ctr); 502 void ps3_write_pm07_control(u32 cpu, u32 ctr, u32 val); 503 u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg); 504 void ps3_write_pm(u32 cpu, enum pm_reg_name reg, u32 val); 505 506 u32 ps3_get_ctr_size(u32 cpu, u32 phys_ctr); 507 void ps3_set_ctr_size(u32 cpu, u32 phys_ctr, u32 ctr_size); 508 509 void ps3_enable_pm(u32 cpu); 510 void ps3_disable_pm(u32 cpu); 511 void ps3_enable_pm_interrupts(u32 cpu, u32 thread, u32 mask); 512 void ps3_disable_pm_interrupts(u32 cpu); 513 514 u32 ps3_get_and_clear_pm_interrupts(u32 cpu); 515 void ps3_sync_irq(int node); 516 u32 ps3_get_hw_thread_id(int cpu); 517 u64 ps3_get_spe_id(void *arg); 518 519 void ps3_early_mm_init(void); 520 521 #endif 522