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
ps3_result(int result)246 static inline const char* ps3_result(int result)
247 {
248 #if defined(DEBUG) || defined(PS3_VERBOSE_RESULT)
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
ps3_drv_to_system_bus_drv(struct device_driver * _drv)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 }
ps3_dev_to_system_bus_dev(struct device * _dev)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 *
ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device * _dev)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
ps3_system_bus_set_drvdata(struct ps3_system_bus_device * dev,void * data)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 }
ps3_system_bus_get_drvdata(struct ps3_system_bus_device * dev)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