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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/init.h>
 25 #include <linux/types.h>
 26 #include <linux/device.h>
 27 #include <asm/cell-pmu.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 void ps3_get_firmware_version(union ps3_firmware_version *v);
 40 int ps3_compare_firmware_version(u16 major, u16 minor, u16 rev);
 41 
 42 /* 'Other OS' area */
 43 
 44 enum ps3_param_av_multi_out {
 45         PS3_PARAM_AV_MULTI_OUT_NTSC = 0,
 46         PS3_PARAM_AV_MULTI_OUT_PAL_RGB = 1,
 47         PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR = 2,
 48         PS3_PARAM_AV_MULTI_OUT_SECAM = 3,
 49 };
 50 
 51 enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void);
 52 
 53 extern u64 ps3_os_area_get_rtc_diff(void);
 54 extern void ps3_os_area_set_rtc_diff(u64 rtc_diff);
 55 
 56 struct ps3_os_area_flash_ops {
 57         ssize_t (*read)(void *buf, size_t count, loff_t pos);
 58         ssize_t (*write)(const void *buf, size_t count, loff_t pos);
 59 };
 60 
 61 extern void ps3_os_area_flash_register(const struct ps3_os_area_flash_ops *ops);
 62 
 63 /* dma routines */
 64 
 65 enum ps3_dma_page_size {
 66         PS3_DMA_4K = 12U,
 67         PS3_DMA_64K = 16U,
 68         PS3_DMA_1M = 20U,
 69         PS3_DMA_16M = 24U,
 70 };
 71 
 72 enum ps3_dma_region_type {
 73         PS3_DMA_OTHER = 0,
 74         PS3_DMA_INTERNAL = 2,
 75 };
 76 
 77 struct ps3_dma_region_ops;
 78 
 79 /**
 80  * struct ps3_dma_region - A per device dma state variables structure
 81  * @did: The HV device id.
 82  * @page_size: The ioc pagesize.
 83  * @region_type: The HV region type.
 84  * @bus_addr: The 'translated' bus address of the region.
 85  * @len: The length in bytes of the region.
 86  * @offset: The offset from the start of memory of the region.
 87  * @ioid: The IOID of the device who owns this region
 88  * @chunk_list: Opaque variable used by the ioc page manager.
 89  * @region_ops: struct ps3_dma_region_ops - dma region operations
 90  */
 91 
 92 struct ps3_dma_region {
 93         struct ps3_system_bus_device *dev;
 94         /* device variables */
 95         const struct ps3_dma_region_ops *region_ops;
 96         unsigned char ioid;
 97         enum ps3_dma_page_size page_size;
 98         enum ps3_dma_region_type region_type;
 99         unsigned long len;
100         unsigned long offset;
101 
102         /* driver variables  (set by ps3_dma_region_create) */
103         unsigned long bus_addr;
104         struct {
105                 spinlock_t lock;
106                 struct list_head head;
107         } chunk_list;
108 };
109 
110 struct ps3_dma_region_ops {
111         int (*create)(struct ps3_dma_region *);
112         int (*free)(struct ps3_dma_region *);
113         int (*map)(struct ps3_dma_region *,
114                    unsigned long virt_addr,
115                    unsigned long len,
116                    dma_addr_t *bus_addr,
117                    u64 iopte_pp);
118         int (*unmap)(struct ps3_dma_region *,
119                      dma_addr_t bus_addr,
120                      unsigned long len);
121 };
122 /**
123  * struct ps3_dma_region_init - Helper to initialize structure variables
124  *
125  * Helper to properly initialize variables prior to calling
126  * ps3_system_bus_device_register.
127  */
128 
129 struct ps3_system_bus_device;
130 
131 int ps3_dma_region_init(struct ps3_system_bus_device *dev,
132         struct ps3_dma_region *r, enum ps3_dma_page_size page_size,
133         enum ps3_dma_region_type region_type, void *addr, unsigned long len);
134 int ps3_dma_region_create(struct ps3_dma_region *r);
135 int ps3_dma_region_free(struct ps3_dma_region *r);
136 int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
137         unsigned long len, dma_addr_t *bus_addr,
138         u64 iopte_pp);
139 int ps3_dma_unmap(struct ps3_dma_region *r, dma_addr_t bus_addr,
140         unsigned long len);
141 
142 /* mmio routines */
143 
144 enum ps3_mmio_page_size {
145         PS3_MMIO_4K = 12U,
146         PS3_MMIO_64K = 16U
147 };
148 
149 struct ps3_mmio_region_ops;
150 /**
151  * struct ps3_mmio_region - a per device mmio state variables structure
152  *
153  * Current systems can be supported with a single region per device.
154  */
155 
156 struct ps3_mmio_region {
157         struct ps3_system_bus_device *dev;
158         const struct ps3_mmio_region_ops *mmio_ops;
159         unsigned long bus_addr;
160         unsigned long len;
161         enum ps3_mmio_page_size page_size;
162         unsigned long lpar_addr;
163 };
164 
165 struct ps3_mmio_region_ops {
166         int (*create)(struct ps3_mmio_region *);
167         int (*free)(struct ps3_mmio_region *);
168 };
169 /**
170  * struct ps3_mmio_region_init - Helper to initialize structure variables
171  *
172  * Helper to properly initialize variables prior to calling
173  * ps3_system_bus_device_register.
174  */
175 
176 int ps3_mmio_region_init(struct ps3_system_bus_device *dev,
177         struct ps3_mmio_region *r, unsigned long bus_addr, unsigned long len,
178         enum ps3_mmio_page_size page_size);
179 int ps3_mmio_region_create(struct ps3_mmio_region *r);
180 int ps3_free_mmio_region(struct ps3_mmio_region *r);
181 unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
182 
183 /* inrerrupt routines */
184 
185 enum ps3_cpu_binding {
186         PS3_BINDING_CPU_ANY = -1,
187         PS3_BINDING_CPU_0 = 0,
188         PS3_BINDING_CPU_1 = 1,
189 };
190 
191 int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
192         unsigned int *virq);
193 int ps3_irq_plug_destroy(unsigned int virq);
194 int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq);
195 int ps3_event_receive_port_destroy(unsigned int virq);
196 int ps3_send_event_locally(unsigned int virq);
197 
198 int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
199         unsigned int *virq);
200 int ps3_io_irq_destroy(unsigned int virq);
201 int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
202         unsigned int *virq);
203 int ps3_vuart_irq_destroy(unsigned int virq);
204 int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id,
205         unsigned int class, unsigned int *virq);
206 int ps3_spe_irq_destroy(unsigned int virq);
207 
208 int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev,
209         enum ps3_cpu_binding cpu, unsigned int *virq);
210 int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
211         unsigned int virq);
212 
213 /* lv1 result codes */
214 
215 enum lv1_result {
216         LV1_SUCCESS                     = 0,
217         /* not used                       -1 */
218         LV1_RESOURCE_SHORTAGE           = -2,
219         LV1_NO_PRIVILEGE                = -3,
220         LV1_DENIED_BY_POLICY            = -4,
221         LV1_ACCESS_VIOLATION            = -5,
222         LV1_NO_ENTRY                    = -6,
223         LV1_DUPLICATE_ENTRY             = -7,
224         LV1_TYPE_MISMATCH               = -8,
225         LV1_BUSY                        = -9,
226         LV1_EMPTY                       = -10,
227         LV1_WRONG_STATE                 = -11,
228         /* not used                       -12 */
229         LV1_NO_MATCH                    = -13,
230         LV1_ALREADY_CONNECTED           = -14,
231         LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
232         LV1_CONDITION_NOT_SATISFIED     = -16,
233         LV1_ILLEGAL_PARAMETER_VALUE     = -17,
234         LV1_BAD_OPTION                  = -18,
235         LV1_IMPLEMENTATION_LIMITATION   = -19,
236         LV1_NOT_IMPLEMENTED             = -20,
237         LV1_INVALID_CLASS_ID            = -21,
238         LV1_CONSTRAINT_NOT_SATISFIED    = -22,
239         LV1_ALIGNMENT_ERROR             = -23,
240         LV1_HARDWARE_ERROR              = -24,
241         LV1_INVALID_DATA_FORMAT         = -25,
242         LV1_INVALID_OPERATION           = -26,
243         LV1_INTERNAL_ERROR              = -32768,
244 };
245 
246 static inline const char* ps3_result(int result)
247 {
248 #if defined(DEBUG)
249         switch (result) {
250         case LV1_SUCCESS:
251                 return "LV1_SUCCESS (0)";
252         case -1:
253                 return "** unknown result ** (-1)";
254         case LV1_RESOURCE_SHORTAGE:
255                 return "LV1_RESOURCE_SHORTAGE (-2)";
256         case LV1_NO_PRIVILEGE:
257                 return "LV1_NO_PRIVILEGE (-3)";
258         case LV1_DENIED_BY_POLICY:
259                 return "LV1_DENIED_BY_POLICY (-4)";
260         case LV1_ACCESS_VIOLATION:
261                 return "LV1_ACCESS_VIOLATION (-5)";
262         case LV1_NO_ENTRY:
263                 return "LV1_NO_ENTRY (-6)";
264         case LV1_DUPLICATE_ENTRY:
265                 return "LV1_DUPLICATE_ENTRY (-7)";
266         case LV1_TYPE_MISMATCH:
267                 return "LV1_TYPE_MISMATCH (-8)";
268         case LV1_BUSY:
269                 return "LV1_BUSY (-9)";
270         case LV1_EMPTY:
271                 return "LV1_EMPTY (-10)";
272         case LV1_WRONG_STATE:
273                 return "LV1_WRONG_STATE (-11)";
274         case -12:
275                 return "** unknown result ** (-12)";
276         case LV1_NO_MATCH:
277                 return "LV1_NO_MATCH (-13)";
278         case LV1_ALREADY_CONNECTED:
279                 return "LV1_ALREADY_CONNECTED (-14)";
280         case LV1_UNSUPPORTED_PARAMETER_VALUE:
281                 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
282         case LV1_CONDITION_NOT_SATISFIED:
283                 return "LV1_CONDITION_NOT_SATISFIED (-16)";
284         case LV1_ILLEGAL_PARAMETER_VALUE:
285                 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
286         case LV1_BAD_OPTION:
287                 return "LV1_BAD_OPTION (-18)";
288         case LV1_IMPLEMENTATION_LIMITATION:
289                 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
290         case LV1_NOT_IMPLEMENTED:
291                 return "LV1_NOT_IMPLEMENTED (-20)";
292         case LV1_INVALID_CLASS_ID:
293                 return "LV1_INVALID_CLASS_ID (-21)";
294         case LV1_CONSTRAINT_NOT_SATISFIED:
295                 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
296         case LV1_ALIGNMENT_ERROR:
297                 return "LV1_ALIGNMENT_ERROR (-23)";
298         case LV1_HARDWARE_ERROR:
299                 return "LV1_HARDWARE_ERROR (-24)";
300         case LV1_INVALID_DATA_FORMAT:
301                 return "LV1_INVALID_DATA_FORMAT (-25)";
302         case LV1_INVALID_OPERATION:
303                 return "LV1_INVALID_OPERATION (-26)";
304         case LV1_INTERNAL_ERROR:
305                 return "LV1_INTERNAL_ERROR (-32768)";
306         default:
307                 BUG();
308                 return "** unknown result **";
309         };
310 #else
311         return "";
312 #endif
313 }
314 
315 /* system bus routines */
316 
317 enum ps3_match_id {
318         PS3_MATCH_ID_EHCI               = 1,
319         PS3_MATCH_ID_OHCI               = 2,
320         PS3_MATCH_ID_GELIC              = 3,
321         PS3_MATCH_ID_AV_SETTINGS        = 4,
322         PS3_MATCH_ID_SYSTEM_MANAGER     = 5,
323         PS3_MATCH_ID_STOR_DISK          = 6,
324         PS3_MATCH_ID_STOR_ROM           = 7,
325         PS3_MATCH_ID_STOR_FLASH         = 8,
326         PS3_MATCH_ID_SOUND              = 9,
327         PS3_MATCH_ID_GPU                = 10,
328         PS3_MATCH_ID_LPM                = 11,
329 };
330 
331 enum ps3_match_sub_id {
332         PS3_MATCH_SUB_ID_GPU_FB         = 1,
333         PS3_MATCH_SUB_ID_GPU_RAMDISK    = 2,
334 };
335 
336 #define PS3_MODULE_ALIAS_EHCI           "ps3:1:0"
337 #define PS3_MODULE_ALIAS_OHCI           "ps3:2:0"
338 #define PS3_MODULE_ALIAS_GELIC          "ps3:3:0"
339 #define PS3_MODULE_ALIAS_AV_SETTINGS    "ps3:4:0"
340 #define PS3_MODULE_ALIAS_SYSTEM_MANAGER "ps3:5:0"
341 #define PS3_MODULE_ALIAS_STOR_DISK      "ps3:6:0"
342 #define PS3_MODULE_ALIAS_STOR_ROM       "ps3:7:0"
343 #define PS3_MODULE_ALIAS_STOR_FLASH     "ps3:8:0"
344 #define PS3_MODULE_ALIAS_SOUND          "ps3:9:0"
345 #define PS3_MODULE_ALIAS_GPU_FB         "ps3:10:1"
346 #define PS3_MODULE_ALIAS_GPU_RAMDISK    "ps3:10:2"
347 #define PS3_MODULE_ALIAS_LPM            "ps3:11:0"
348 
349 enum ps3_system_bus_device_type {
350         PS3_DEVICE_TYPE_IOC0 = 1,
351         PS3_DEVICE_TYPE_SB,
352         PS3_DEVICE_TYPE_VUART,
353         PS3_DEVICE_TYPE_LPM,
354 };
355 
356 /**
357  * struct ps3_system_bus_device - a device on the system bus
358  */
359 
360 struct ps3_system_bus_device {
361         enum ps3_match_id match_id;
362         enum ps3_match_sub_id match_sub_id;
363         enum ps3_system_bus_device_type dev_type;
364 
365         u64 bus_id;                       /* SB */
366         u64 dev_id;                       /* SB */
367         unsigned int interrupt_id;        /* SB */
368         struct ps3_dma_region *d_region;  /* SB, IOC0 */
369         struct ps3_mmio_region *m_region; /* SB, IOC0*/
370         unsigned int port_number;         /* VUART */
371         struct {                          /* LPM */
372                 u64 node_id;
373                 u64 pu_id;
374                 u64 rights;
375         } lpm;
376 
377 /*      struct iommu_table *iommu_table; -- waiting for BenH's cleanups */
378         struct device core;
379         void *driver_priv; /* private driver variables */
380 };
381 
382 int ps3_open_hv_device(struct ps3_system_bus_device *dev);
383 int ps3_close_hv_device(struct ps3_system_bus_device *dev);
384 
385 /**
386  * struct ps3_system_bus_driver - a driver for a device on the system bus
387  */
388 
389 struct ps3_system_bus_driver {
390         enum ps3_match_id match_id;
391         enum ps3_match_sub_id match_sub_id;
392         struct device_driver core;
393         int (*probe)(struct ps3_system_bus_device *);
394         int (*remove)(struct ps3_system_bus_device *);
395         int (*shutdown)(struct ps3_system_bus_device *);
396 /*      int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
397 /*      int (*resume)(struct ps3_system_bus_device *); */
398 };
399 
400 int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
401 int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
402 void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
403 
404 static inline struct ps3_system_bus_driver *ps3_drv_to_system_bus_drv(
405         struct device_driver *_drv)
406 {
407         return container_of(_drv, struct ps3_system_bus_driver, core);
408 }
409 static inline struct ps3_system_bus_device *ps3_dev_to_system_bus_dev(
410         struct device *_dev)
411 {
412         return container_of(_dev, struct ps3_system_bus_device, core);
413 }
414 static inline struct ps3_system_bus_driver *
415         ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device *_dev)
416 {
417         BUG_ON(!_dev);
418         BUG_ON(!_dev->core.driver);
419         return ps3_drv_to_system_bus_drv(_dev->core.driver);
420 }
421 
422 /**
423  * ps3_system_bus_set_drvdata -
424  * @dev: device structure
425  * @data: Data to set
426  */
427 
428 static inline void ps3_system_bus_set_drvdata(
429         struct ps3_system_bus_device *dev, void *data)
430 {
431         dev_set_drvdata(&dev->core, data);
432 }
433 static inline void *ps3_system_bus_get_drvdata(
434         struct ps3_system_bus_device *dev)
435 {
436         return dev_get_drvdata(&dev->core);
437 }
438 
439 /* These two need global scope for get_dma_ops(). */
440 
441 extern struct bus_type ps3_system_bus_type;
442 
443 /* system manager */
444 
445 struct ps3_sys_manager_ops {
446         struct ps3_system_bus_device *dev;
447         void (*power_off)(struct ps3_system_bus_device *dev);
448         void (*restart)(struct ps3_system_bus_device *dev);
449 };
450 
451 void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops);
452 void __noreturn ps3_sys_manager_power_off(void);
453 void __noreturn ps3_sys_manager_restart(void);
454 void __noreturn ps3_sys_manager_halt(void);
455 int ps3_sys_manager_get_wol(void);
456 void ps3_sys_manager_set_wol(int state);
457 
458 struct ps3_prealloc {
459     const char *name;
460     void *address;
461     unsigned long size;
462     unsigned long align;
463 };
464 
465 extern struct ps3_prealloc ps3fb_videomemory;
466 extern struct ps3_prealloc ps3flash_bounce_buffer;
467 
468 /* logical performance monitor */
469 
470 /**
471  * enum ps3_lpm_rights - Rigths granted by the system policy module.
472  *
473  * @PS3_LPM_RIGHTS_USE_LPM: The right to use the lpm.
474  * @PS3_LPM_RIGHTS_USE_TB: The right to use the internal trace buffer.
475  */
476 
477 enum ps3_lpm_rights {
478         PS3_LPM_RIGHTS_USE_LPM = 0x001,
479         PS3_LPM_RIGHTS_USE_TB = 0x100,
480 };
481 
482 /**
483  * enum ps3_lpm_tb_type - Type of trace buffer lv1 should use.
484  *
485  * @PS3_LPM_TB_TYPE_NONE: Do not use a trace buffer.
486  * @PS3_LPM_RIGHTS_USE_TB: Use the lv1 internal trace buffer.  Must have
487  *  rights @PS3_LPM_RIGHTS_USE_TB.
488  */
489 
490 enum ps3_lpm_tb_type {
491         PS3_LPM_TB_TYPE_NONE = 0,
492         PS3_LPM_TB_TYPE_INTERNAL = 1,
493 };
494 
495 int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache,
496         u64 tb_cache_size);
497 int ps3_lpm_close(void);
498 int ps3_lpm_copy_tb(unsigned long offset, void *buf, unsigned long count,
499         unsigned long *bytes_copied);
500 int ps3_lpm_copy_tb_to_user(unsigned long offset, void __user *buf,
501         unsigned long count, unsigned long *bytes_copied);
502 void ps3_set_bookmark(u64 bookmark);
503 void ps3_set_pm_bookmark(u64 tag, u64 incident, u64 th_id);
504 int ps3_set_signal(u64 rtas_signal_group, u8 signal_bit, u16 sub_unit,
505         u8 bus_word);
506 
507 u32 ps3_read_phys_ctr(u32 cpu, u32 phys_ctr);
508 void ps3_write_phys_ctr(u32 cpu, u32 phys_ctr, u32 val);
509 u32 ps3_read_ctr(u32 cpu, u32 ctr);
510 void ps3_write_ctr(u32 cpu, u32 ctr, u32 val);
511 
512 u32 ps3_read_pm07_control(u32 cpu, u32 ctr);
513 void ps3_write_pm07_control(u32 cpu, u32 ctr, u32 val);
514 u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg);
515 void ps3_write_pm(u32 cpu, enum pm_reg_name reg, u32 val);
516 
517 u32 ps3_get_ctr_size(u32 cpu, u32 phys_ctr);
518 void ps3_set_ctr_size(u32 cpu, u32 phys_ctr, u32 ctr_size);
519 
520 void ps3_enable_pm(u32 cpu);
521 void ps3_disable_pm(u32 cpu);
522 void ps3_enable_pm_interrupts(u32 cpu, u32 thread, u32 mask);
523 void ps3_disable_pm_interrupts(u32 cpu);
524 
525 u32 ps3_get_and_clear_pm_interrupts(u32 cpu);
526 void ps3_sync_irq(int node);
527 u32 ps3_get_hw_thread_id(int cpu);
528 u64 ps3_get_spe_id(void *arg);
529 
530 #endif
531 

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