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
  28 union ps3_firmware_version {
  29         u64 raw;
  30         struct {
  31                 u16 pad;
  32                 u16 major;
  33                 u16 minor;
  34                 u16 rev;
  35         };
  36 };
  37
  38 void ps3_get_firmware_version(union ps3_firmware_version *v);
  39 int ps3_compare_firmware_version(u16 major, u16 minor, u16 rev);
  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 /* dma routines */
  53
  54 enum ps3_dma_page_size {
  55         PS3_DMA_4K = 12U,
  56         PS3_DMA_64K = 16U,
  57         PS3_DMA_1M = 20U,
  58         PS3_DMA_16M = 24U,
  59 };
  60
  61 enum ps3_dma_region_type {
  62         PS3_DMA_OTHER = 0,
  63         PS3_DMA_INTERNAL = 2,
  64 };
  65
  66 struct ps3_dma_region_ops;
  67
  68 /**
  69  * struct ps3_dma_region - A per device dma state variables structure
  70  * @did: The HV device id.
  71  * @page_size: The ioc pagesize.
  72  * @region_type: The HV region type.
  73  * @bus_addr: The 'translated' bus address of the region.
  74  * @len: The length in bytes of the region.
  75  * @offset: The offset from the start of memory of the region.
  76  * @ioid: The IOID of the device who owns this region
  77  * @chunk_list: Opaque variable used by the ioc page manager.
  78  * @region_ops: struct ps3_dma_region_ops - dma region operations
  79  */
  80
  81 struct ps3_dma_region {
  82         struct ps3_system_bus_device *dev;
  83         /* device variables */
  84         const struct ps3_dma_region_ops *region_ops;
  85         unsigned char ioid;
  86         enum ps3_dma_page_size page_size;
  87         enum ps3_dma_region_type region_type;
  88         unsigned long len;
  89         unsigned long offset;
  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                    unsigned long *bus_addr,
 106                    u64 iopte_pp);
 107         int (*unmap)(struct ps3_dma_region *,
 108                      unsigned long 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, unsigned long *bus_addr,
 127         u64 iopte_pp);
 128 int ps3_dma_unmap(struct ps3_dma_region *r, unsigned long 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_virq_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
 181         unsigned int *virq);
 182 int ps3_virq_destroy(unsigned int virq);
 183 int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
 184         unsigned int *virq);
 185 int ps3_irq_plug_destroy(unsigned int virq);
 186 int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq);
 187 int ps3_event_receive_port_destroy(unsigned int virq);
 188 int ps3_send_event_locally(unsigned int virq);
 189
 190 int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
 191         unsigned int *virq);
 192 int ps3_io_irq_destroy(unsigned int virq);
 193 int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
 194         unsigned int *virq);
 195 int ps3_vuart_irq_destroy(unsigned int virq);
 196 int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id,
 197         unsigned int class, unsigned int *virq);
 198 int ps3_spe_irq_destroy(unsigned int virq);
 199
 200 int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev,
 201         enum ps3_cpu_binding cpu, unsigned int *virq);
 202 int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
 203         unsigned int virq);
 204
 205 /* lv1 result codes */
 206
 207 enum lv1_result {
 208         LV1_SUCCESS                     = 0,
 209         /* not used                       -1 */
 210         LV1_RESOURCE_SHORTAGE           = -2,
 211         LV1_NO_PRIVILEGE                = -3,
 212         LV1_DENIED_BY_POLICY            = -4,
 213         LV1_ACCESS_VIOLATION            = -5,
 214         LV1_NO_ENTRY                    = -6,
 215         LV1_DUPLICATE_ENTRY             = -7,
 216         LV1_TYPE_MISMATCH               = -8,
 217         LV1_BUSY                        = -9,
 218         LV1_EMPTY                       = -10,
 219         LV1_WRONG_STATE                 = -11,
 220         /* not used                       -12 */
 221         LV1_NO_MATCH                    = -13,
 222         LV1_ALREADY_CONNECTED           = -14,
 223         LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
 224         LV1_CONDITION_NOT_SATISFIED     = -16,
 225         LV1_ILLEGAL_PARAMETER_VALUE     = -17,
 226         LV1_BAD_OPTION                  = -18,
 227         LV1_IMPLEMENTATION_LIMITATION   = -19,
 228         LV1_NOT_IMPLEMENTED             = -20,
 229         LV1_INVALID_CLASS_ID            = -21,
 230         LV1_CONSTRAINT_NOT_SATISFIED    = -22,
 231         LV1_ALIGNMENT_ERROR             = -23,
 232         LV1_HARDWARE_ERROR              = -24,
 233         LV1_INVALID_DATA_FORMAT         = -25,
 234         LV1_INVALID_OPERATION           = -26,
 235         LV1_INTERNAL_ERROR              = -32768,
 236 };
 237
 238 static inline const char* ps3_result(int result)
 239 {
 240 #if defined(DEBUG)
 241         switch (result) {
 242         case LV1_SUCCESS:
 243                 return "LV1_SUCCESS (0)";
 244         case -1:
 245                 return "** unknown result ** (-1)";
 246         case LV1_RESOURCE_SHORTAGE:
 247                 return "LV1_RESOURCE_SHORTAGE (-2)";
 248         case LV1_NO_PRIVILEGE:
 249                 return "LV1_NO_PRIVILEGE (-3)";
 250         case LV1_DENIED_BY_POLICY:
 251                 return "LV1_DENIED_BY_POLICY (-4)";
 252         case LV1_ACCESS_VIOLATION:
 253                 return "LV1_ACCESS_VIOLATION (-5)";
 254         case LV1_NO_ENTRY:
 255                 return "LV1_NO_ENTRY (-6)";
 256         case LV1_DUPLICATE_ENTRY:
 257                 return "LV1_DUPLICATE_ENTRY (-7)";
 258         case LV1_TYPE_MISMATCH:
 259                 return "LV1_TYPE_MISMATCH (-8)";
 260         case LV1_BUSY:
 261                 return "LV1_BUSY (-9)";
 262         case LV1_EMPTY:
 263                 return "LV1_EMPTY (-10)";
 264         case LV1_WRONG_STATE:
 265                 return "LV1_WRONG_STATE (-11)";
 266         case -12:
 267                 return "** unknown result ** (-12)";
 268         case LV1_NO_MATCH:
 269                 return "LV1_NO_MATCH (-13)";
 270         case LV1_ALREADY_CONNECTED:
 271                 return "LV1_ALREADY_CONNECTED (-14)";
 272         case LV1_UNSUPPORTED_PARAMETER_VALUE:
 273                 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
 274         case LV1_CONDITION_NOT_SATISFIED:
 275                 return "LV1_CONDITION_NOT_SATISFIED (-16)";
 276         case LV1_ILLEGAL_PARAMETER_VALUE:
 277                 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
 278         case LV1_BAD_OPTION:
 279                 return "LV1_BAD_OPTION (-18)";
 280         case LV1_IMPLEMENTATION_LIMITATION:
 281                 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
 282         case LV1_NOT_IMPLEMENTED:
 283                 return "LV1_NOT_IMPLEMENTED (-20)";
 284         case LV1_INVALID_CLASS_ID:
 285                 return "LV1_INVALID_CLASS_ID (-21)";
 286         case LV1_CONSTRAINT_NOT_SATISFIED:
 287                 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
 288         case LV1_ALIGNMENT_ERROR:
 289                 return "LV1_ALIGNMENT_ERROR (-23)";
 290         case LV1_HARDWARE_ERROR:
 291                 return "LV1_HARDWARE_ERROR (-24)";
 292         case LV1_INVALID_DATA_FORMAT:
 293                 return "LV1_INVALID_DATA_FORMAT (-25)";
 294         case LV1_INVALID_OPERATION:
 295                 return "LV1_INVALID_OPERATION (-26)";
 296         case LV1_INTERNAL_ERROR:
 297                 return "LV1_INTERNAL_ERROR (-32768)";
 298         default:
 299                 BUG();
 300                 return "** unknown result **";
 301         };
 302 #else
 303         return "";
 304 #endif
 305 }
 306
 307 /* system bus routines */
 308
 309 enum ps3_match_id {
 310         PS3_MATCH_ID_EHCI           = 1,
 311         PS3_MATCH_ID_OHCI           = 2,
 312         PS3_MATCH_ID_GELIC          = 3,
 313         PS3_MATCH_ID_AV_SETTINGS    = 4,
 314         PS3_MATCH_ID_SYSTEM_MANAGER = 5,
 315         PS3_MATCH_ID_STOR_DISK      = 6,
 316         PS3_MATCH_ID_STOR_ROM       = 7,
 317         PS3_MATCH_ID_STOR_FLASH     = 8,
 318         PS3_MATCH_ID_SOUND          = 9,
 319         PS3_MATCH_ID_GRAPHICS       = 10,
 320 };
 321
 322 #define PS3_MODULE_ALIAS_EHCI           "ps3:1"
 323 #define PS3_MODULE_ALIAS_OHCI           "ps3:2"
 324 #define PS3_MODULE_ALIAS_GELIC          "ps3:3"
 325 #define PS3_MODULE_ALIAS_AV_SETTINGS    "ps3:4"
 326 #define PS3_MODULE_ALIAS_SYSTEM_MANAGER "ps3:5"
 327 #define PS3_MODULE_ALIAS_STOR_DISK      "ps3:6"
 328 #define PS3_MODULE_ALIAS_STOR_ROM       "ps3:7"
 329 #define PS3_MODULE_ALIAS_STOR_FLASH     "ps3:8"
 330 #define PS3_MODULE_ALIAS_SOUND          "ps3:9"
 331 #define PS3_MODULE_ALIAS_GRAPHICS       "ps3:10"
 332
 333 enum ps3_system_bus_device_type {
 334         PS3_DEVICE_TYPE_IOC0 = 1,
 335         PS3_DEVICE_TYPE_SB,
 336         PS3_DEVICE_TYPE_VUART,
 337 };
 338
 339 /**
 340  * struct ps3_system_bus_device - a device on the system bus
 341  */
 342
 343 struct ps3_system_bus_device {
 344         enum ps3_match_id match_id;
 345         enum ps3_system_bus_device_type dev_type;
 346
 347         unsigned int bus_id;              /* SB */
 348         unsigned int dev_id;              /* SB */
 349         unsigned int interrupt_id;        /* SB */
 350         struct ps3_dma_region *d_region;  /* SB, IOC0 */
 351         struct ps3_mmio_region *m_region; /* SB, IOC0*/
 352         unsigned int port_number;         /* VUART */
 353
 354 /*      struct iommu_table *iommu_table; -- waiting for BenH's cleanups */
 355         struct device core;
 356         void *driver_priv; /* private driver variables */
 357 };
 358
 359 int ps3_open_hv_device(struct ps3_system_bus_device *dev);
 360 int ps3_close_hv_device(struct ps3_system_bus_device *dev);
 361
 362 /**
 363  * struct ps3_system_bus_driver - a driver for a device on the system bus
 364  */
 365
 366 struct ps3_system_bus_driver {
 367         enum ps3_match_id match_id;
 368         struct device_driver core;
 369         int (*probe)(struct ps3_system_bus_device *);
 370         int (*remove)(struct ps3_system_bus_device *);
 371         int (*shutdown)(struct ps3_system_bus_device *);
 372 /*      int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
 373 /*      int (*resume)(struct ps3_system_bus_device *); */
 374 };
 375
 376 int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
 377 int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
 378 void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
 379
 380 static inline struct ps3_system_bus_driver *ps3_drv_to_system_bus_drv(
 381         struct device_driver *_drv)
 382 {
 383         return container_of(_drv, struct ps3_system_bus_driver, core);
 384 }
 385 static inline struct ps3_system_bus_device *ps3_dev_to_system_bus_dev(
 386         struct device *_dev)
 387 {
 388         return container_of(_dev, struct ps3_system_bus_device, core);
 389 }
 390 static inline struct ps3_system_bus_driver *
 391         ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device *_dev)
 392 {
 393         BUG_ON(!_dev);
 394         BUG_ON(!_dev->core.driver);
 395         return ps3_drv_to_system_bus_drv(_dev->core.driver);
 396 }
 397
 398 /**
 399  * ps3_system_bus_set_drvdata -
 400  * @dev: device structure
 401  * @data: Data to set
 402  */
 403
 404 static inline void ps3_system_bus_set_driver_data(
 405         struct ps3_system_bus_device *dev, void *data)
 406 {
 407         dev->core.driver_data = data;
 408 }
 409 static inline void *ps3_system_bus_get_driver_data(
 410         struct ps3_system_bus_device *dev)
 411 {
 412         return dev->core.driver_data;
 413 }
 414
 415 /* These two need global scope for get_dma_ops(). */
 416
 417 extern struct bus_type ps3_system_bus_type;
 418
 419 /* system manager */
 420
 421 struct ps3_sys_manager_ops {
 422         struct ps3_system_bus_device *dev;
 423         void (*power_off)(struct ps3_system_bus_device *dev);
 424         void (*restart)(struct ps3_system_bus_device *dev);
 425 };
 426
 427 void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops);
 428 void ps3_sys_manager_power_off(void);
 429 void ps3_sys_manager_restart(void);
 430
 431 struct ps3_prealloc {
 432     const char *name;
 433     void *address;
 434     unsigned long size;
 435     unsigned long align;
 436 };
 437
 438 extern struct ps3_prealloc ps3fb_videomemory;
 439 extern struct ps3_prealloc ps3flash_bounce_buffer;
 440
 441
 442 #endif