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 /**
  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_virq_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
 172         unsigned int *virq);
 173 int ps3_virq_destroy(unsigned int virq);
 174 int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
 175         unsigned int *virq);
 176 int ps3_irq_plug_destroy(unsigned int virq);
 177 int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq);
 178 int ps3_event_receive_port_destroy(unsigned int virq);
 179 int ps3_send_event_locally(unsigned int virq);
 180
 181 int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
 182         unsigned int *virq);
 183 int ps3_io_irq_destroy(unsigned int virq);
 184 int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
 185         unsigned int *virq);
 186 int ps3_vuart_irq_destroy(unsigned int virq);
 187 int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id,
 188         unsigned int class, unsigned int *virq);
 189 int ps3_spe_irq_destroy(unsigned int virq);
 190
 191 int ps3_sb_event_receive_port_setup(enum ps3_cpu_binding cpu,
 192         const struct ps3_device_id *did, unsigned int interrupt_id,
 193         unsigned int *virq);
 194 int ps3_sb_event_receive_port_destroy(const struct ps3_device_id *did,
 195         unsigned int interrupt_id, unsigned int virq);
 196
 197 /* lv1 result codes */
 198
 199 enum lv1_result {
 200         LV1_SUCCESS                     = 0,
 201         /* not used                       -1 */
 202         LV1_RESOURCE_SHORTAGE           = -2,
 203         LV1_NO_PRIVILEGE                = -3,
 204         LV1_DENIED_BY_POLICY            = -4,
 205         LV1_ACCESS_VIOLATION            = -5,
 206         LV1_NO_ENTRY                    = -6,
 207         LV1_DUPLICATE_ENTRY             = -7,
 208         LV1_TYPE_MISMATCH               = -8,
 209         LV1_BUSY                        = -9,
 210         LV1_EMPTY                       = -10,
 211         LV1_WRONG_STATE                 = -11,
 212         /* not used                       -12 */
 213         LV1_NO_MATCH                    = -13,
 214         LV1_ALREADY_CONNECTED           = -14,
 215         LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
 216         LV1_CONDITION_NOT_SATISFIED     = -16,
 217         LV1_ILLEGAL_PARAMETER_VALUE     = -17,
 218         LV1_BAD_OPTION                  = -18,
 219         LV1_IMPLEMENTATION_LIMITATION   = -19,
 220         LV1_NOT_IMPLEMENTED             = -20,
 221         LV1_INVALID_CLASS_ID            = -21,
 222         LV1_CONSTRAINT_NOT_SATISFIED    = -22,
 223         LV1_ALIGNMENT_ERROR             = -23,
 224         LV1_INTERNAL_ERROR              = -32768,
 225 };
 226
 227 static inline const char* ps3_result(int result)
 228 {
 229 #if defined(DEBUG)
 230         switch (result) {
 231         case LV1_SUCCESS:
 232                 return "LV1_SUCCESS (0)";
 233         case -1:
 234                 return "** unknown result ** (-1)";
 235         case LV1_RESOURCE_SHORTAGE:
 236                 return "LV1_RESOURCE_SHORTAGE (-2)";
 237         case LV1_NO_PRIVILEGE:
 238                 return "LV1_NO_PRIVILEGE (-3)";
 239         case LV1_DENIED_BY_POLICY:
 240                 return "LV1_DENIED_BY_POLICY (-4)";
 241         case LV1_ACCESS_VIOLATION:
 242                 return "LV1_ACCESS_VIOLATION (-5)";
 243         case LV1_NO_ENTRY:
 244                 return "LV1_NO_ENTRY (-6)";
 245         case LV1_DUPLICATE_ENTRY:
 246                 return "LV1_DUPLICATE_ENTRY (-7)";
 247         case LV1_TYPE_MISMATCH:
 248                 return "LV1_TYPE_MISMATCH (-8)";
 249         case LV1_BUSY:
 250                 return "LV1_BUSY (-9)";
 251         case LV1_EMPTY:
 252                 return "LV1_EMPTY (-10)";
 253         case LV1_WRONG_STATE:
 254                 return "LV1_WRONG_STATE (-11)";
 255         case -12:
 256                 return "** unknown result ** (-12)";
 257         case LV1_NO_MATCH:
 258                 return "LV1_NO_MATCH (-13)";
 259         case LV1_ALREADY_CONNECTED:
 260                 return "LV1_ALREADY_CONNECTED (-14)";
 261         case LV1_UNSUPPORTED_PARAMETER_VALUE:
 262                 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
 263         case LV1_CONDITION_NOT_SATISFIED:
 264                 return "LV1_CONDITION_NOT_SATISFIED (-16)";
 265         case LV1_ILLEGAL_PARAMETER_VALUE:
 266                 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
 267         case LV1_BAD_OPTION:
 268                 return "LV1_BAD_OPTION (-18)";
 269         case LV1_IMPLEMENTATION_LIMITATION:
 270                 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
 271         case LV1_NOT_IMPLEMENTED:
 272                 return "LV1_NOT_IMPLEMENTED (-20)";
 273         case LV1_INVALID_CLASS_ID:
 274                 return "LV1_INVALID_CLASS_ID (-21)";
 275         case LV1_CONSTRAINT_NOT_SATISFIED:
 276                 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
 277         case LV1_ALIGNMENT_ERROR:
 278                 return "LV1_ALIGNMENT_ERROR (-23)";
 279         case LV1_INTERNAL_ERROR:
 280                 return "LV1_INTERNAL_ERROR (-32768)";
 281         default:
 282                 BUG();
 283                 return "** unknown result **";
 284         };
 285 #else
 286         return "";
 287 #endif
 288 }
 289
 290 /* system bus routines */
 291
 292 enum ps3_match_id {
 293         PS3_MATCH_ID_EHCI = 1,
 294         PS3_MATCH_ID_OHCI,
 295         PS3_MATCH_ID_GELIC,
 296         PS3_MATCH_ID_AV_SETTINGS,
 297         PS3_MATCH_ID_SYSTEM_MANAGER,
 298 };
 299
 300 /**
 301  * struct ps3_system_bus_device - a device on the system bus
 302  */
 303
 304 struct ps3_system_bus_device {
 305         enum ps3_match_id match_id;
 306         struct ps3_device_id did;
 307         unsigned int interrupt_id;
 308 /*      struct iommu_table *iommu_table; -- waiting for Ben's cleanups */
 309         struct ps3_dma_region *d_region;
 310         struct ps3_mmio_region *m_region;
 311         struct device core;
 312 };
 313
 314 /**
 315  * struct ps3_system_bus_driver - a driver for a device on the system bus
 316  */
 317
 318 struct ps3_system_bus_driver {
 319         enum ps3_match_id match_id;
 320         struct device_driver core;
 321         int (*probe)(struct ps3_system_bus_device *);
 322         int (*remove)(struct ps3_system_bus_device *);
 323 /*      int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
 324 /*      int (*resume)(struct ps3_system_bus_device *); */
 325 };
 326
 327 int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
 328 int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
 329 void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
 330 static inline struct ps3_system_bus_driver *to_ps3_system_bus_driver(
 331         struct device_driver *_drv)
 332 {
 333         return container_of(_drv, struct ps3_system_bus_driver, core);
 334 }
 335 static inline struct ps3_system_bus_device *to_ps3_system_bus_device(
 336         struct device *_dev)
 337 {
 338         return container_of(_dev, struct ps3_system_bus_device, core);
 339 }
 340
 341 /**
 342  * ps3_system_bus_set_drvdata -
 343  * @dev: device structure
 344  * @data: Data to set
 345  */
 346
 347 static inline void ps3_system_bus_set_driver_data(
 348         struct ps3_system_bus_device *dev, void *data)
 349 {
 350         dev->core.driver_data = data;
 351 }
 352 static inline void *ps3_system_bus_get_driver_data(
 353         struct ps3_system_bus_device *dev)
 354 {
 355         return dev->core.driver_data;
 356 }
 357
 358 /* These two need global scope for get_dma_ops(). */
 359
 360 extern struct bus_type ps3_system_bus_type;
 361
 362 /* vuart routines */
 363
 364 struct ps3_vuart_port_priv;
 365
 366 /**
 367  * struct ps3_vuart_port_device - a device on a vuart port
 368  */
 369
 370 struct ps3_vuart_port_device {
 371         enum ps3_match_id match_id;
 372         struct device core;
 373         struct ps3_vuart_port_priv* priv; /* private driver variables */
 374
 375 };
 376
 377 int ps3_vuart_port_device_register(struct ps3_vuart_port_device *dev);
 378
 379 /* system manager */
 380
 381 #ifdef CONFIG_PS3_SYS_MANAGER
 382 void ps3_sys_manager_restart(void);
 383 void ps3_sys_manager_power_off(void);
 384 #else
 385 static inline void ps3_sys_manager_restart(void) {}
 386 static inline void ps3_sys_manager_power_off(void) {}
 387 #endif
 388
 389 struct ps3_prealloc {
 390     const char *name;
 391     void *address;
 392     unsigned long size;
 393     unsigned long align;
 394 };
 395
 396 extern struct ps3_prealloc ps3fb_videomemory;
 397
 398 #endif