include/asm-powerpc/ps3.h

   1 /*
   2  *  PS3 platform declarations.
   3  *
   4  *  Copyright (C) 2006 Sony Computer Entertainment Inc.
   5  *  Copyright 2006 Sony Corp.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; version 2 of the License.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #if !defined(_ASM_POWERPC_PS3_H)
  22 #define _ASM_POWERPC_PS3_H
  23
  24 #include <linux/init.h>
  25 #include <linux/types.h>
  26 #include <linux/device.h>
  27 #include <scsi/scsi.h>
  28
  29 union ps3_firmware_version {
  30         u64 raw;
  31         struct {
  32                 u16 pad;
  33                 u16 major;
  34                 u16 minor;
  35                 u16 rev;
  36         };
  37 };
  38
  39 int ps3_get_firmware_version(union ps3_firmware_version *v);
  40
  41 /* 'Other OS' area */
  42
  43 enum ps3_param_av_multi_out {
  44         PS3_PARAM_AV_MULTI_OUT_NTSC = 0,
  45         PS3_PARAM_AV_MULTI_OUT_PAL_RGB = 1,
  46         PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR = 2,
  47         PS3_PARAM_AV_MULTI_OUT_SECAM = 3,
  48 };
  49
  50 enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void);
  51
  52 /**
  53  * struct ps3_device_id - HV bus device identifier from the system repository
  54  * @bus_id: HV bus id, {1..} (zero invalid)
  55  * @dev_id: HV device id, {0..}
  56  */
  57
  58 struct ps3_device_id {
  59         unsigned int bus_id;
  60         unsigned int dev_id;
  61 };
  62
  63
  64 /* dma routines */
  65
  66 enum ps3_dma_page_size {
  67         PS3_DMA_4K = 12U,
  68         PS3_DMA_64K = 16U,
  69         PS3_DMA_1M = 20U,
  70         PS3_DMA_16M = 24U,
  71 };
  72
  73 enum ps3_dma_region_type {
  74         PS3_DMA_OTHER = 0,
  75         PS3_DMA_INTERNAL = 2,
  76 };
  77
  78 /**
  79  * struct ps3_dma_region - A per device dma state variables structure
  80  * @did: The HV device id.
  81  * @page_size: The ioc pagesize.
  82  * @region_type: The HV region type.
  83  * @bus_addr: The 'translated' bus address of the region.
  84  * @len: The length in bytes of the region.
  85  * @chunk_list: Opaque variable used by the ioc page manager.
  86  */
  87
  88 struct ps3_dma_region {
  89         struct ps3_device_id did;
  90         enum ps3_dma_page_size page_size;
  91         enum ps3_dma_region_type region_type;
  92         unsigned long bus_addr;
  93         unsigned long len;
  94         struct {
  95                 spinlock_t lock;
  96                 struct list_head head;
  97         } chunk_list;
  98 };
  99
 100 /**
 101  * struct ps3_dma_region_init - Helper to initialize structure variables
 102  *
 103  * Helper to properly initialize variables prior to calling
 104  * ps3_system_bus_device_register.
 105  */
 106
 107 static inline void ps3_dma_region_init(struct ps3_dma_region *r,
 108         const struct ps3_device_id* did, enum ps3_dma_page_size page_size,
 109         enum ps3_dma_region_type region_type)
 110 {
 111         r->did = *did;
 112         r->page_size = page_size;
 113         r->region_type = region_type;
 114 }
 115 int ps3_dma_region_create(struct ps3_dma_region *r);
 116 int ps3_dma_region_free(struct ps3_dma_region *r);
 117 int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
 118         unsigned long len, unsigned long *bus_addr);
 119 int ps3_dma_unmap(struct ps3_dma_region *r, unsigned long bus_addr,
 120         unsigned long len);
 121
 122 /* mmio routines */
 123
 124 enum ps3_mmio_page_size {
 125         PS3_MMIO_4K = 12U,
 126         PS3_MMIO_64K = 16U
 127 };
 128
 129 /**
 130  * struct ps3_mmio_region - a per device mmio state variables structure
 131  *
 132  * Current systems can be supported with a single region per device.
 133  */
 134
 135 struct ps3_mmio_region {
 136         struct ps3_device_id did;
 137         unsigned long bus_addr;
 138         unsigned long len;
 139         enum ps3_mmio_page_size page_size;
 140         unsigned long lpar_addr;
 141 };
 142
 143 /**
 144  * struct ps3_mmio_region_init - Helper to initialize structure variables
 145  *
 146  * Helper to properly initialize variables prior to calling
 147  * ps3_system_bus_device_register.
 148  */
 149
 150 static inline void ps3_mmio_region_init(struct ps3_mmio_region *r,
 151         const struct ps3_device_id* did, unsigned long bus_addr,
 152         unsigned long len, enum ps3_mmio_page_size page_size)
 153 {
 154         r->did = *did;
 155         r->bus_addr = bus_addr;
 156         r->len = len;
 157         r->page_size = page_size;
 158 }
 159 int ps3_mmio_region_create(struct ps3_mmio_region *r);
 160 int ps3_free_mmio_region(struct ps3_mmio_region *r);
 161 unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
 162
 163 /* inrerrupt routines */
 164
 165 enum ps3_cpu_binding {
 166         PS3_BINDING_CPU_ANY = -1,
 167         PS3_BINDING_CPU_0 = 0,
 168         PS3_BINDING_CPU_1 = 1,
 169 };
 170
 171 int ps3_alloc_io_irq(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
 172         unsigned int *virq);
 173 int ps3_free_io_irq(unsigned int virq);
 174 int ps3_alloc_event_irq(enum ps3_cpu_binding cpu, unsigned int *virq);
 175 int ps3_free_event_irq(unsigned int virq);
 176 int ps3_send_event_locally(unsigned int virq);
 177 int ps3_connect_event_irq(enum ps3_cpu_binding cpu,
 178         const struct ps3_device_id *did, unsigned int interrupt_id,
 179         unsigned int *virq);
 180 int ps3_disconnect_event_irq(const struct ps3_device_id *did,
 181         unsigned int interrupt_id, unsigned int virq);
 182 int ps3_alloc_vuart_irq(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
 183         unsigned int *virq);
 184 int ps3_free_vuart_irq(unsigned int virq);
 185 int ps3_alloc_spe_irq(enum ps3_cpu_binding cpu, unsigned long spe_id,
 186         unsigned int class, unsigned int *virq);
 187 int ps3_free_spe_irq(unsigned int virq);
 188 int ps3_alloc_irq(enum ps3_cpu_binding cpu, unsigned long outlet,
 189         unsigned int *virq);
 190 int ps3_free_irq(unsigned int virq);
 191
 192 /* lv1 result codes */
 193
 194 enum lv1_result {
 195         LV1_SUCCESS                     = 0,
 196         /* not used                       -1 */
 197         LV1_RESOURCE_SHORTAGE           = -2,
 198         LV1_NO_PRIVILEGE                = -3,
 199         LV1_DENIED_BY_POLICY            = -4,
 200         LV1_ACCESS_VIOLATION            = -5,
 201         LV1_NO_ENTRY                    = -6,
 202         LV1_DUPLICATE_ENTRY             = -7,
 203         LV1_TYPE_MISMATCH               = -8,
 204         LV1_BUSY                        = -9,
 205         LV1_EMPTY                       = -10,
 206         LV1_WRONG_STATE                 = -11,
 207         /* not used                       -12 */
 208         LV1_NO_MATCH                    = -13,
 209         LV1_ALREADY_CONNECTED           = -14,
 210         LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
 211         LV1_CONDITION_NOT_SATISFIED     = -16,
 212         LV1_ILLEGAL_PARAMETER_VALUE     = -17,
 213         LV1_BAD_OPTION                  = -18,
 214         LV1_IMPLEMENTATION_LIMITATION   = -19,
 215         LV1_NOT_IMPLEMENTED             = -20,
 216         LV1_INVALID_CLASS_ID            = -21,
 217         LV1_CONSTRAINT_NOT_SATISFIED    = -22,
 218         LV1_ALIGNMENT_ERROR             = -23,
 219         LV1_INTERNAL_ERROR              = -32768,
 220 };
 221
 222 static inline const char* ps3_result(int result)
 223 {
 224 #if defined(DEBUG)
 225         switch (result) {
 226         case LV1_SUCCESS:
 227                 return "LV1_SUCCESS (0)";
 228         case -1:
 229                 return "** unknown result ** (-1)";
 230         case LV1_RESOURCE_SHORTAGE:
 231                 return "LV1_RESOURCE_SHORTAGE (-2)";
 232         case LV1_NO_PRIVILEGE:
 233                 return "LV1_NO_PRIVILEGE (-3)";
 234         case LV1_DENIED_BY_POLICY:
 235                 return "LV1_DENIED_BY_POLICY (-4)";
 236         case LV1_ACCESS_VIOLATION:
 237                 return "LV1_ACCESS_VIOLATION (-5)";
 238         case LV1_NO_ENTRY:
 239                 return "LV1_NO_ENTRY (-6)";
 240         case LV1_DUPLICATE_ENTRY:
 241                 return "LV1_DUPLICATE_ENTRY (-7)";
 242         case LV1_TYPE_MISMATCH:
 243                 return "LV1_TYPE_MISMATCH (-8)";
 244         case LV1_BUSY:
 245                 return "LV1_BUSY (-9)";
 246         case LV1_EMPTY:
 247                 return "LV1_EMPTY (-10)";
 248         case LV1_WRONG_STATE:
 249                 return "LV1_WRONG_STATE (-11)";
 250         case -12:
 251                 return "** unknown result ** (-12)";
 252         case LV1_NO_MATCH:
 253                 return "LV1_NO_MATCH (-13)";
 254         case LV1_ALREADY_CONNECTED:
 255                 return "LV1_ALREADY_CONNECTED (-14)";
 256         case LV1_UNSUPPORTED_PARAMETER_VALUE:
 257                 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
 258         case LV1_CONDITION_NOT_SATISFIED:
 259                 return "LV1_CONDITION_NOT_SATISFIED (-16)";
 260         case LV1_ILLEGAL_PARAMETER_VALUE:
 261                 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
 262         case LV1_BAD_OPTION:
 263                 return "LV1_BAD_OPTION (-18)";
 264         case LV1_IMPLEMENTATION_LIMITATION:
 265                 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
 266         case LV1_NOT_IMPLEMENTED:
 267                 return "LV1_NOT_IMPLEMENTED (-20)";
 268         case LV1_INVALID_CLASS_ID:
 269                 return "LV1_INVALID_CLASS_ID (-21)";
 270         case LV1_CONSTRAINT_NOT_SATISFIED:
 271                 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
 272         case LV1_ALIGNMENT_ERROR:
 273                 return "LV1_ALIGNMENT_ERROR (-23)";
 274         case LV1_INTERNAL_ERROR:
 275                 return "LV1_INTERNAL_ERROR (-32768)";
 276         default:
 277                 BUG();
 278                 return "** unknown result **";
 279         };
 280 #else
 281         return "";
 282 #endif
 283 }
 284
 285 /* repository bus info */
 286
 287 enum ps3_bus_type {
 288         PS3_BUS_TYPE_SB = 4,
 289         PS3_BUS_TYPE_STORAGE = 5,
 290 };
 291
 292 enum ps3_dev_type {
 293         PS3_DEV_TYPE_STOR_DISK = TYPE_DISK,     /* 0 */
 294         PS3_DEV_TYPE_SB_GELIC = 3,
 295         PS3_DEV_TYPE_SB_USB = 4,
 296         PS3_DEV_TYPE_STOR_ROM = TYPE_ROM,       /* 5 */
 297         PS3_DEV_TYPE_SB_GPIO = 6,
 298         PS3_DEV_TYPE_STOR_FLASH = TYPE_RBC,     /* 14 */
 299 };
 300
 301 int ps3_repository_read_bus_str(unsigned int bus_index, const char *bus_str,
 302         u64 *value);
 303 int ps3_repository_read_bus_id(unsigned int bus_index, unsigned int *bus_id);
 304 int ps3_repository_read_bus_type(unsigned int bus_index,
 305         enum ps3_bus_type *bus_type);
 306 int ps3_repository_read_bus_num_dev(unsigned int bus_index,
 307         unsigned int *num_dev);
 308
 309 /* repository bus device info */
 310
 311 enum ps3_interrupt_type {
 312         PS3_INTERRUPT_TYPE_EVENT_PORT = 2,
 313         PS3_INTERRUPT_TYPE_SB_OHCI = 3,
 314         PS3_INTERRUPT_TYPE_SB_EHCI = 4,
 315         PS3_INTERRUPT_TYPE_OTHER = 5,
 316 };
 317
 318 enum ps3_reg_type {
 319         PS3_REG_TYPE_SB_OHCI = 3,
 320         PS3_REG_TYPE_SB_EHCI = 4,
 321         PS3_REG_TYPE_SB_GPIO = 5,
 322 };
 323
 324 int ps3_repository_read_dev_str(unsigned int bus_index,
 325         unsigned int dev_index, const char *dev_str, u64 *value);
 326 int ps3_repository_read_dev_id(unsigned int bus_index, unsigned int dev_index,
 327         unsigned int *dev_id);
 328 int ps3_repository_read_dev_type(unsigned int bus_index,
 329         unsigned int dev_index, enum ps3_dev_type *dev_type);
 330 int ps3_repository_read_dev_intr(unsigned int bus_index,
 331         unsigned int dev_index, unsigned int intr_index,
 332         enum ps3_interrupt_type *intr_type, unsigned int *interrupt_id);
 333 int ps3_repository_read_dev_reg_type(unsigned int bus_index,
 334         unsigned int dev_index, unsigned int reg_index,
 335         enum ps3_reg_type *reg_type);
 336 int ps3_repository_read_dev_reg_addr(unsigned int bus_index,
 337         unsigned int dev_index, unsigned int reg_index, u64 *bus_addr,
 338         u64 *len);
 339 int ps3_repository_read_dev_reg(unsigned int bus_index,
 340         unsigned int dev_index, unsigned int reg_index,
 341         enum ps3_reg_type *reg_type, u64 *bus_addr, u64 *len);
 342
 343 /* repository bus enumerators */
 344
 345 struct ps3_repository_device {
 346         unsigned int bus_index;
 347         unsigned int dev_index;
 348         struct ps3_device_id did;
 349 };
 350
 351 int ps3_repository_find_device(enum ps3_bus_type bus_type,
 352         enum ps3_dev_type dev_type,
 353         const struct ps3_repository_device *start_dev,
 354         struct ps3_repository_device *dev);
 355 static inline int ps3_repository_find_first_device(
 356         enum ps3_bus_type bus_type, enum ps3_dev_type dev_type,
 357         struct ps3_repository_device *dev)
 358 {
 359         return ps3_repository_find_device(bus_type, dev_type, NULL, dev);
 360 }
 361 int ps3_repository_find_interrupt(const struct ps3_repository_device *dev,
 362         enum ps3_interrupt_type intr_type, unsigned int *interrupt_id);
 363 int ps3_repository_find_reg(const struct ps3_repository_device *dev,
 364         enum ps3_reg_type reg_type, u64 *bus_addr, u64 *len);
 365
 366 /* repository block device info */
 367
 368 int ps3_repository_read_stor_dev_port(unsigned int bus_index,
 369         unsigned int dev_index, u64 *port);
 370 int ps3_repository_read_stor_dev_blk_size(unsigned int bus_index,
 371         unsigned int dev_index, u64 *blk_size);
 372 int ps3_repository_read_stor_dev_num_blocks(unsigned int bus_index,
 373         unsigned int dev_index, u64 *num_blocks);
 374 int ps3_repository_read_stor_dev_num_regions(unsigned int bus_index,
 375         unsigned int dev_index, unsigned int *num_regions);
 376 int ps3_repository_read_stor_dev_region_id(unsigned int bus_index,
 377         unsigned int dev_index, unsigned int region_index,
 378         unsigned int *region_id);
 379 int ps3_repository_read_stor_dev_region_size(unsigned int bus_index,
 380         unsigned int dev_index, unsigned int region_index, u64 *region_size);
 381 int ps3_repository_read_stor_dev_region_start(unsigned int bus_index,
 382         unsigned int dev_index, unsigned int region_index, u64 *region_start);
 383 int ps3_repository_read_stor_dev_info(unsigned int bus_index,
 384         unsigned int dev_index, u64 *port, u64 *blk_size,
 385         u64 *num_blocks, unsigned int *num_regions);
 386 int ps3_repository_read_stor_dev_region(unsigned int bus_index,
 387         unsigned int dev_index, unsigned int region_index,
 388         unsigned int *region_id, u64 *region_start, u64 *region_size);
 389
 390 /* repository pu and memory info */
 391
 392 int ps3_repository_read_num_pu(unsigned int *num_pu);
 393 int ps3_repository_read_ppe_id(unsigned int *pu_index, unsigned int *ppe_id);
 394 int ps3_repository_read_rm_base(unsigned int ppe_id, u64 *rm_base);
 395 int ps3_repository_read_rm_size(unsigned int ppe_id, u64 *rm_size);
 396 int ps3_repository_read_region_total(u64 *region_total);
 397 int ps3_repository_read_mm_info(u64 *rm_base, u64 *rm_size,
 398         u64 *region_total);
 399
 400 /* repository pme info */
 401
 402 int ps3_repository_read_num_be(unsigned int *num_be);
 403 int ps3_repository_read_be_node_id(unsigned int be_index, u64 *node_id);
 404 int ps3_repository_read_tb_freq(u64 node_id, u64 *tb_freq);
 405 int ps3_repository_read_be_tb_freq(unsigned int be_index, u64 *tb_freq);
 406
 407 /* repository 'Other OS' area */
 408
 409 int ps3_repository_read_boot_dat_addr(u64 *lpar_addr);
 410 int ps3_repository_read_boot_dat_size(unsigned int *size);
 411 int ps3_repository_read_boot_dat_info(u64 *lpar_addr, unsigned int *size);
 412
 413 /* repository spu info */
 414
 415 /**
 416  * enum spu_resource_type - Type of spu resource.
 417  * @spu_resource_type_shared: Logical spu is shared with other partions.
 418  * @spu_resource_type_exclusive: Logical spu is not shared with other partions.
 419  *
 420  * Returned by ps3_repository_read_spu_resource_id().
 421  */
 422
 423 enum ps3_spu_resource_type {
 424         PS3_SPU_RESOURCE_TYPE_SHARED = 0,
 425         PS3_SPU_RESOURCE_TYPE_EXCLUSIVE = 0x8000000000000000UL,
 426 };
 427
 428 int ps3_repository_read_num_spu_reserved(unsigned int *num_spu_reserved);
 429 int ps3_repository_read_num_spu_resource_id(unsigned int *num_resource_id);
 430 int ps3_repository_read_spu_resource_id(unsigned int res_index,
 431         enum ps3_spu_resource_type* resource_type, unsigned int *resource_id);
 432
 433
 434 /* system bus routines */
 435
 436 enum ps3_match_id {
 437         PS3_MATCH_ID_EHCI = 1,
 438         PS3_MATCH_ID_OHCI,
 439         PS3_MATCH_ID_GELIC,
 440         PS3_MATCH_ID_AV_SETTINGS,
 441         PS3_MATCH_ID_SYSTEM_MANAGER,
 442 };
 443
 444 /**
 445  * struct ps3_system_bus_device - a device on the system bus
 446  */
 447
 448 struct ps3_system_bus_device {
 449         enum ps3_match_id match_id;
 450         struct ps3_device_id did;
 451         unsigned int interrupt_id;
 452 /*      struct iommu_table *iommu_table; -- waiting for Ben's cleanups */
 453         struct ps3_dma_region *d_region;
 454         struct ps3_mmio_region *m_region;
 455         struct device core;
 456 };
 457
 458 /**
 459  * struct ps3_system_bus_driver - a driver for a device on the system bus
 460  */
 461
 462 struct ps3_system_bus_driver {
 463         enum ps3_match_id match_id;
 464         struct device_driver core;
 465         int (*probe)(struct ps3_system_bus_device *);
 466         int (*remove)(struct ps3_system_bus_device *);
 467 /*      int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
 468 /*      int (*resume)(struct ps3_system_bus_device *); */
 469 };
 470
 471 int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
 472 int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
 473 void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
 474 static inline struct ps3_system_bus_driver *to_ps3_system_bus_driver(
 475         struct device_driver *_drv)
 476 {
 477         return container_of(_drv, struct ps3_system_bus_driver, core);
 478 }
 479 static inline struct ps3_system_bus_device *to_ps3_system_bus_device(
 480         struct device *_dev)
 481 {
 482         return container_of(_dev, struct ps3_system_bus_device, core);
 483 }
 484
 485 /**
 486  * ps3_system_bus_set_drvdata -
 487  * @dev: device structure
 488  * @data: Data to set
 489  */
 490
 491 static inline void ps3_system_bus_set_driver_data(
 492         struct ps3_system_bus_device *dev, void *data)
 493 {
 494         dev->core.driver_data = data;
 495 }
 496 static inline void *ps3_system_bus_get_driver_data(
 497         struct ps3_system_bus_device *dev)
 498 {
 499         return dev->core.driver_data;
 500 }
 501
 502 /* These two need global scope for get_dma_ops(). */
 503
 504 extern struct bus_type ps3_system_bus_type;
 505
 506 #endif