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TOMOYO Linux Cross Reference
Linux/arch/powerpc/include/asm/ps3.h

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  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/types.h>
 25 #include <linux/device.h>
 26 #include <asm/cell-pmu.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 extern u64 ps3_os_area_get_rtc_diff(void);
 53 extern void ps3_os_area_set_rtc_diff(u64 rtc_diff);
 54 
 55 struct ps3_os_area_flash_ops {
 56         ssize_t (*read)(void *buf, size_t count, loff_t pos);
 57         ssize_t (*write)(const void *buf, size_t count, loff_t pos);
 58 };
 59 
 60 extern void ps3_os_area_flash_register(const struct ps3_os_area_flash_ops *ops);
 61 
 62 /* dma routines */
 63 
 64 enum ps3_dma_page_size {
 65         PS3_DMA_4K = 12U,
 66         PS3_DMA_64K = 16U,
 67         PS3_DMA_1M = 20U,
 68         PS3_DMA_16M = 24U,
 69 };
 70 
 71 enum ps3_dma_region_type {
 72         PS3_DMA_OTHER = 0,
 73         PS3_DMA_INTERNAL = 2,
 74 };
 75 
 76 struct ps3_dma_region_ops;
 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  * @offset: The offset from the start of memory of the region.
 86  * @ioid: The IOID of the device who owns this region
 87  * @chunk_list: Opaque variable used by the ioc page manager.
 88  * @region_ops: struct ps3_dma_region_ops - dma region operations
 89  */
 90 
 91 struct ps3_dma_region {
 92         struct ps3_system_bus_device *dev;
 93         /* device variables */
 94         const struct ps3_dma_region_ops *region_ops;
 95         unsigned char ioid;
 96         enum ps3_dma_page_size page_size;
 97         enum ps3_dma_region_type region_type;
 98         unsigned long len;
 99         unsigned long offset;
100 
101         /* driver variables  (set by ps3_dma_region_create) */
102         unsigned long bus_addr;
103         struct {
104                 spinlock_t lock;
105                 struct list_head head;
106         } chunk_list;
107 };
108 
109 struct ps3_dma_region_ops {
110         int (*create)(struct ps3_dma_region *);
111         int (*free)(struct ps3_dma_region *);
112         int (*map)(struct ps3_dma_region *,
113                    unsigned long virt_addr,
114                    unsigned long len,
115                    dma_addr_t *bus_addr,
116                    u64 iopte_pp);
117         int (*unmap)(struct ps3_dma_region *,
118                      dma_addr_t bus_addr,
119                      unsigned long len);
120 };
121 /**
122  * struct ps3_dma_region_init - Helper to initialize structure variables
123  *
124  * Helper to properly initialize variables prior to calling
125  * ps3_system_bus_device_register.
126  */
127 
128 struct ps3_system_bus_device;
129 
130 int ps3_dma_region_init(struct ps3_system_bus_device *dev,
131         struct ps3_dma_region *r, enum ps3_dma_page_size page_size,
132         enum ps3_dma_region_type region_type, void *addr, unsigned long len);
133 int ps3_dma_region_create(struct ps3_dma_region *r);
134 int ps3_dma_region_free(struct ps3_dma_region *r);
135 int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
136         unsigned long len, dma_addr_t *bus_addr,
137         u64 iopte_pp);
138 int ps3_dma_unmap(struct ps3_dma_region *r, dma_addr_t bus_addr,
139         unsigned long len);
140 
141 /* mmio routines */
142 
143 enum ps3_mmio_page_size {
144         PS3_MMIO_4K = 12U,
145         PS3_MMIO_64K = 16U
146 };
147 
148 struct ps3_mmio_region_ops;
149 /**
150  * struct ps3_mmio_region - a per device mmio state variables structure
151  *
152  * Current systems can be supported with a single region per device.
153  */
154 
155 struct ps3_mmio_region {
156         struct ps3_system_bus_device *dev;
157         const struct ps3_mmio_region_ops *mmio_ops;
158         unsigned long bus_addr;
159         unsigned long len;
160         enum ps3_mmio_page_size page_size;
161         unsigned long lpar_addr;
162 };
163 
164 struct ps3_mmio_region_ops {
165         int (*create)(struct ps3_mmio_region *);
166         int (*free)(struct ps3_mmio_region *);
167 };
168 /**
169  * struct ps3_mmio_region_init - Helper to initialize structure variables
170  *
171  * Helper to properly initialize variables prior to calling
172  * ps3_system_bus_device_register.
173  */
174 
175 int ps3_mmio_region_init(struct ps3_system_bus_device *dev,
176         struct ps3_mmio_region *r, unsigned long bus_addr, unsigned long len,
177         enum ps3_mmio_page_size page_size);
178 int ps3_mmio_region_create(struct ps3_mmio_region *r);
179 int ps3_free_mmio_region(struct ps3_mmio_region *r);
180 unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
181 
182 /* inrerrupt routines */
183 
184 enum ps3_cpu_binding {
185         PS3_BINDING_CPU_ANY = -1,
186         PS3_BINDING_CPU_0 = 0,
187         PS3_BINDING_CPU_1 = 1,
188 };
189 
190 int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
191         unsigned int *virq);
192 int ps3_irq_plug_destroy(unsigned int virq);
193 int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq);
194 int ps3_event_receive_port_destroy(unsigned int virq);
195 int ps3_send_event_locally(unsigned int virq);
196 
197 int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
198         unsigned int *virq);
199 int ps3_io_irq_destroy(unsigned int virq);
200 int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
201         unsigned int *virq);
202 int ps3_vuart_irq_destroy(unsigned int virq);
203 int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id,
204         unsigned int class, unsigned int *virq);
205 int ps3_spe_irq_destroy(unsigned int virq);
206 
207 int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev,
208         enum ps3_cpu_binding cpu, unsigned int *virq);
209 int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
210         unsigned int virq);
211 
212 /* lv1 result codes */
213 
214 enum lv1_result {
215         LV1_SUCCESS                     = 0,
216         /* not used                       -1 */
217         LV1_RESOURCE_SHORTAGE           = -2,
218         LV1_NO_PRIVILEGE                = -3,
219         LV1_DENIED_BY_POLICY            = -4,
220         LV1_ACCESS_VIOLATION            = -5,
221         LV1_NO_ENTRY                    = -6,
222         LV1_DUPLICATE_ENTRY             = -7,
223         LV1_TYPE_MISMATCH               = -8,
224         LV1_BUSY                        = -9,
225         LV1_EMPTY                       = -10,
226         LV1_WRONG_STATE                 = -11,
227         /* not used                       -12 */
228         LV1_NO_MATCH                    = -13,
229         LV1_ALREADY_CONNECTED           = -14,
230         LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
231         LV1_CONDITION_NOT_SATISFIED     = -16,
232         LV1_ILLEGAL_PARAMETER_VALUE     = -17,
233         LV1_BAD_OPTION                  = -18,
234         LV1_IMPLEMENTATION_LIMITATION   = -19,
235         LV1_NOT_IMPLEMENTED             = -20,
236         LV1_INVALID_CLASS_ID            = -21,
237         LV1_CONSTRAINT_NOT_SATISFIED    = -22,
238         LV1_ALIGNMENT_ERROR             = -23,
239         LV1_HARDWARE_ERROR              = -24,
240         LV1_INVALID_DATA_FORMAT         = -25,
241         LV1_INVALID_OPERATION           = -26,
242         LV1_INTERNAL_ERROR              = -32768,
243 };
244 
245 static inline const char* ps3_result(int result)
246 {
247 #if defined(DEBUG) || defined(PS3_VERBOSE_RESULT)
248         switch (result) {
249         case LV1_SUCCESS:
250                 return "LV1_SUCCESS (0)";
251         case -1:
252                 return "** unknown result ** (-1)";
253         case LV1_RESOURCE_SHORTAGE:
254                 return "LV1_RESOURCE_SHORTAGE (-2)";
255         case LV1_NO_PRIVILEGE:
256                 return "LV1_NO_PRIVILEGE (-3)";
257         case LV1_DENIED_BY_POLICY:
258                 return "LV1_DENIED_BY_POLICY (-4)";
259         case LV1_ACCESS_VIOLATION:
260                 return "LV1_ACCESS_VIOLATION (-5)";
261         case LV1_NO_ENTRY:
262                 return "LV1_NO_ENTRY (-6)";
263         case LV1_DUPLICATE_ENTRY:
264                 return "LV1_DUPLICATE_ENTRY (-7)";
265         case LV1_TYPE_MISMATCH:
266                 return "LV1_TYPE_MISMATCH (-8)";
267         case LV1_BUSY:
268                 return "LV1_BUSY (-9)";
269         case LV1_EMPTY:
270                 return "LV1_EMPTY (-10)";
271         case LV1_WRONG_STATE:
272                 return "LV1_WRONG_STATE (-11)";
273         case -12:
274                 return "** unknown result ** (-12)";
275         case LV1_NO_MATCH:
276                 return "LV1_NO_MATCH (-13)";
277         case LV1_ALREADY_CONNECTED:
278                 return "LV1_ALREADY_CONNECTED (-14)";
279         case LV1_UNSUPPORTED_PARAMETER_VALUE:
280                 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
281         case LV1_CONDITION_NOT_SATISFIED:
282                 return "LV1_CONDITION_NOT_SATISFIED (-16)";
283         case LV1_ILLEGAL_PARAMETER_VALUE:
284                 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
285         case LV1_BAD_OPTION:
286                 return "LV1_BAD_OPTION (-18)";
287         case LV1_IMPLEMENTATION_LIMITATION:
288                 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
289         case LV1_NOT_IMPLEMENTED:
290                 return "LV1_NOT_IMPLEMENTED (-20)";
291         case LV1_INVALID_CLASS_ID:
292                 return "LV1_INVALID_CLASS_ID (-21)";
293         case LV1_CONSTRAINT_NOT_SATISFIED:
294                 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
295         case LV1_ALIGNMENT_ERROR:
296                 return "LV1_ALIGNMENT_ERROR (-23)";
297         case LV1_HARDWARE_ERROR:
298                 return "LV1_HARDWARE_ERROR (-24)";
299         case LV1_INVALID_DATA_FORMAT:
300                 return "LV1_INVALID_DATA_FORMAT (-25)";
301         case LV1_INVALID_OPERATION:
302                 return "LV1_INVALID_OPERATION (-26)";
303         case LV1_INTERNAL_ERROR:
304                 return "LV1_INTERNAL_ERROR (-32768)";
305         default:
306                 BUG();
307                 return "** unknown result **";
308         };
309 #else
310         return "";
311 #endif
312 }
313 
314 /* system bus routines */
315 
316 enum ps3_match_id {
317         PS3_MATCH_ID_EHCI               = 1,
318         PS3_MATCH_ID_OHCI               = 2,
319         PS3_MATCH_ID_GELIC              = 3,
320         PS3_MATCH_ID_AV_SETTINGS        = 4,
321         PS3_MATCH_ID_SYSTEM_MANAGER     = 5,
322         PS3_MATCH_ID_STOR_DISK          = 6,
323         PS3_MATCH_ID_STOR_ROM           = 7,
324         PS3_MATCH_ID_STOR_FLASH         = 8,
325         PS3_MATCH_ID_SOUND              = 9,
326         PS3_MATCH_ID_GPU                = 10,
327         PS3_MATCH_ID_LPM                = 11,
328 };
329 
330 enum ps3_match_sub_id {
331         PS3_MATCH_SUB_ID_GPU_FB         = 1,
332         PS3_MATCH_SUB_ID_GPU_RAMDISK    = 2,
333 };
334 
335 #define PS3_MODULE_ALIAS_EHCI           "ps3:1:0"
336 #define PS3_MODULE_ALIAS_OHCI           "ps3:2:0"
337 #define PS3_MODULE_ALIAS_GELIC          "ps3:3:0"
338 #define PS3_MODULE_ALIAS_AV_SETTINGS    "ps3:4:0"
339 #define PS3_MODULE_ALIAS_SYSTEM_MANAGER "ps3:5:0"
340 #define PS3_MODULE_ALIAS_STOR_DISK      "ps3:6:0"
341 #define PS3_MODULE_ALIAS_STOR_ROM       "ps3:7:0"
342 #define PS3_MODULE_ALIAS_STOR_FLASH     "ps3:8:0"
343 #define PS3_MODULE_ALIAS_SOUND          "ps3:9:0"
344 #define PS3_MODULE_ALIAS_GPU_FB         "ps3:10:1"
345 #define PS3_MODULE_ALIAS_GPU_RAMDISK    "ps3:10:2"
346 #define PS3_MODULE_ALIAS_LPM            "ps3:11:0"
347 
348 enum ps3_system_bus_device_type {
349         PS3_DEVICE_TYPE_IOC0 = 1,
350         PS3_DEVICE_TYPE_SB,
351         PS3_DEVICE_TYPE_VUART,
352         PS3_DEVICE_TYPE_LPM,
353 };
354 
355 /**
356  * struct ps3_system_bus_device - a device on the system bus
357  */
358 
359 struct ps3_system_bus_device {
360         enum ps3_match_id match_id;
361         enum ps3_match_sub_id match_sub_id;
362         enum ps3_system_bus_device_type dev_type;
363 
364         u64 bus_id;                       /* SB */
365         u64 dev_id;                       /* SB */
366         unsigned int interrupt_id;        /* SB */
367         struct ps3_dma_region *d_region;  /* SB, IOC0 */
368         struct ps3_mmio_region *m_region; /* SB, IOC0*/
369         unsigned int port_number;         /* VUART */
370         struct {                          /* LPM */
371                 u64 node_id;
372                 u64 pu_id;
373                 u64 rights;
374         } lpm;
375 
376 /*      struct iommu_table *iommu_table; -- waiting for BenH's cleanups */
377         struct device core;
378         void *driver_priv; /* private driver variables */
379 };
380 
381 int ps3_open_hv_device(struct ps3_system_bus_device *dev);
382 int ps3_close_hv_device(struct ps3_system_bus_device *dev);
383 
384 /**
385  * struct ps3_system_bus_driver - a driver for a device on the system bus
386  */
387 
388 struct ps3_system_bus_driver {
389         enum ps3_match_id match_id;
390         enum ps3_match_sub_id match_sub_id;
391         struct device_driver core;
392         int (*probe)(struct ps3_system_bus_device *);
393         int (*remove)(struct ps3_system_bus_device *);
394         int (*shutdown)(struct ps3_system_bus_device *);
395 /*      int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
396 /*      int (*resume)(struct ps3_system_bus_device *); */
397 };
398 
399 int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
400 int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
401 void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
402 
403 static inline struct ps3_system_bus_driver *ps3_drv_to_system_bus_drv(
404         struct device_driver *_drv)
405 {
406         return container_of(_drv, struct ps3_system_bus_driver, core);
407 }
408 static inline struct ps3_system_bus_device *ps3_dev_to_system_bus_dev(
409         struct device *_dev)
410 {
411         return container_of(_dev, struct ps3_system_bus_device, core);
412 }
413 static inline struct ps3_system_bus_driver *
414         ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device *_dev)
415 {
416         BUG_ON(!_dev);
417         BUG_ON(!_dev->core.driver);
418         return ps3_drv_to_system_bus_drv(_dev->core.driver);
419 }
420 
421 /**
422  * ps3_system_bus_set_drvdata -
423  * @dev: device structure
424  * @data: Data to set
425  */
426 
427 static inline void ps3_system_bus_set_drvdata(
428         struct ps3_system_bus_device *dev, void *data)
429 {
430         dev_set_drvdata(&dev->core, data);
431 }
432 static inline void *ps3_system_bus_get_drvdata(
433         struct ps3_system_bus_device *dev)
434 {
435         return dev_get_drvdata(&dev->core);
436 }
437 
438 /* These two need global scope for get_dma_ops(). */
439 
440 extern struct bus_type ps3_system_bus_type;
441 
442 /* system manager */
443 
444 struct ps3_sys_manager_ops {
445         struct ps3_system_bus_device *dev;
446         void (*power_off)(struct ps3_system_bus_device *dev);
447         void (*restart)(struct ps3_system_bus_device *dev);
448 };
449 
450 void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops);
451 void __noreturn ps3_sys_manager_power_off(void);
452 void __noreturn ps3_sys_manager_restart(void);
453 void __noreturn ps3_sys_manager_halt(void);
454 int ps3_sys_manager_get_wol(void);
455 void ps3_sys_manager_set_wol(int state);
456 
457 struct ps3_prealloc {
458     const char *name;
459     void *address;
460     unsigned long size;
461     unsigned long align;
462 };
463 
464 extern struct ps3_prealloc ps3fb_videomemory;
465 extern struct ps3_prealloc ps3flash_bounce_buffer;
466 
467 /* logical performance monitor */
468 
469 /**
470  * enum ps3_lpm_rights - Rigths granted by the system policy module.
471  *
472  * @PS3_LPM_RIGHTS_USE_LPM: The right to use the lpm.
473  * @PS3_LPM_RIGHTS_USE_TB: The right to use the internal trace buffer.
474  */
475 
476 enum ps3_lpm_rights {
477         PS3_LPM_RIGHTS_USE_LPM = 0x001,
478         PS3_LPM_RIGHTS_USE_TB = 0x100,
479 };
480 
481 /**
482  * enum ps3_lpm_tb_type - Type of trace buffer lv1 should use.
483  *
484  * @PS3_LPM_TB_TYPE_NONE: Do not use a trace buffer.
485  * @PS3_LPM_RIGHTS_USE_TB: Use the lv1 internal trace buffer.  Must have
486  *  rights @PS3_LPM_RIGHTS_USE_TB.
487  */
488 
489 enum ps3_lpm_tb_type {
490         PS3_LPM_TB_TYPE_NONE = 0,
491         PS3_LPM_TB_TYPE_INTERNAL = 1,
492 };
493 
494 int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache,
495         u64 tb_cache_size);
496 int ps3_lpm_close(void);
497 int ps3_lpm_copy_tb(unsigned long offset, void *buf, unsigned long count,
498         unsigned long *bytes_copied);
499 int ps3_lpm_copy_tb_to_user(unsigned long offset, void __user *buf,
500         unsigned long count, unsigned long *bytes_copied);
501 void ps3_set_bookmark(u64 bookmark);
502 void ps3_set_pm_bookmark(u64 tag, u64 incident, u64 th_id);
503 int ps3_set_signal(u64 rtas_signal_group, u8 signal_bit, u16 sub_unit,
504         u8 bus_word);
505 
506 u32 ps3_read_phys_ctr(u32 cpu, u32 phys_ctr);
507 void ps3_write_phys_ctr(u32 cpu, u32 phys_ctr, u32 val);
508 u32 ps3_read_ctr(u32 cpu, u32 ctr);
509 void ps3_write_ctr(u32 cpu, u32 ctr, u32 val);
510 
511 u32 ps3_read_pm07_control(u32 cpu, u32 ctr);
512 void ps3_write_pm07_control(u32 cpu, u32 ctr, u32 val);
513 u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg);
514 void ps3_write_pm(u32 cpu, enum pm_reg_name reg, u32 val);
515 
516 u32 ps3_get_ctr_size(u32 cpu, u32 phys_ctr);
517 void ps3_set_ctr_size(u32 cpu, u32 phys_ctr, u32 ctr_size);
518 
519 void ps3_enable_pm(u32 cpu);
520 void ps3_disable_pm(u32 cpu);
521 void ps3_enable_pm_interrupts(u32 cpu, u32 thread, u32 mask);
522 void ps3_disable_pm_interrupts(u32 cpu);
523 
524 u32 ps3_get_and_clear_pm_interrupts(u32 cpu);
525 void ps3_sync_irq(int node);
526 u32 ps3_get_hw_thread_id(int cpu);
527 u64 ps3_get_spe_id(void *arg);
528 
529 #endif
530 

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