tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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 "cell-pmu.h"
28
29union ps3_firmware_version {
30 u64 raw;
31 struct {
32 u16 pad;
33 u16 major;
34 u16 minor;
35 u16 rev;
36 };
37};
38
39void ps3_get_firmware_version(union ps3_firmware_version *v);
40int ps3_compare_firmware_version(u16 major, u16 minor, u16 rev);
41
42/* 'Other OS' area */
43
44enum 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
51enum ps3_param_av_multi_out ps3_os_area_get_av_multi_out(void);
52
53/* dma routines */
54
55enum ps3_dma_page_size {
56 PS3_DMA_4K = 12U,
57 PS3_DMA_64K = 16U,
58 PS3_DMA_1M = 20U,
59 PS3_DMA_16M = 24U,
60};
61
62enum ps3_dma_region_type {
63 PS3_DMA_OTHER = 0,
64 PS3_DMA_INTERNAL = 2,
65};
66
67struct ps3_dma_region_ops;
68
69/**
70 * struct ps3_dma_region - A per device dma state variables structure
71 * @did: The HV device id.
72 * @page_size: The ioc pagesize.
73 * @region_type: The HV region type.
74 * @bus_addr: The 'translated' bus address of the region.
75 * @len: The length in bytes of the region.
76 * @offset: The offset from the start of memory of the region.
77 * @ioid: The IOID of the device who owns this region
78 * @chunk_list: Opaque variable used by the ioc page manager.
79 * @region_ops: struct ps3_dma_region_ops - dma region operations
80 */
81
82struct ps3_dma_region {
83 struct ps3_system_bus_device *dev;
84 /* device variables */
85 const struct ps3_dma_region_ops *region_ops;
86 unsigned char ioid;
87 enum ps3_dma_page_size page_size;
88 enum ps3_dma_region_type region_type;
89 unsigned long len;
90 unsigned long offset;
91
92 /* driver variables (set by ps3_dma_region_create) */
93 unsigned long bus_addr;
94 struct {
95 spinlock_t lock;
96 struct list_head head;
97 } chunk_list;
98};
99
100struct ps3_dma_region_ops {
101 int (*create)(struct ps3_dma_region *);
102 int (*free)(struct ps3_dma_region *);
103 int (*map)(struct ps3_dma_region *,
104 unsigned long virt_addr,
105 unsigned long len,
106 unsigned long *bus_addr,
107 u64 iopte_pp);
108 int (*unmap)(struct ps3_dma_region *,
109 unsigned long bus_addr,
110 unsigned long len);
111};
112/**
113 * struct ps3_dma_region_init - Helper to initialize structure variables
114 *
115 * Helper to properly initialize variables prior to calling
116 * ps3_system_bus_device_register.
117 */
118
119struct ps3_system_bus_device;
120
121int ps3_dma_region_init(struct ps3_system_bus_device *dev,
122 struct ps3_dma_region *r, enum ps3_dma_page_size page_size,
123 enum ps3_dma_region_type region_type, void *addr, unsigned long len);
124int ps3_dma_region_create(struct ps3_dma_region *r);
125int ps3_dma_region_free(struct ps3_dma_region *r);
126int ps3_dma_map(struct ps3_dma_region *r, unsigned long virt_addr,
127 unsigned long len, unsigned long *bus_addr,
128 u64 iopte_pp);
129int ps3_dma_unmap(struct ps3_dma_region *r, unsigned long bus_addr,
130 unsigned long len);
131
132/* mmio routines */
133
134enum ps3_mmio_page_size {
135 PS3_MMIO_4K = 12U,
136 PS3_MMIO_64K = 16U
137};
138
139struct ps3_mmio_region_ops;
140/**
141 * struct ps3_mmio_region - a per device mmio state variables structure
142 *
143 * Current systems can be supported with a single region per device.
144 */
145
146struct ps3_mmio_region {
147 struct ps3_system_bus_device *dev;
148 const struct ps3_mmio_region_ops *mmio_ops;
149 unsigned long bus_addr;
150 unsigned long len;
151 enum ps3_mmio_page_size page_size;
152 unsigned long lpar_addr;
153};
154
155struct ps3_mmio_region_ops {
156 int (*create)(struct ps3_mmio_region *);
157 int (*free)(struct ps3_mmio_region *);
158};
159/**
160 * struct ps3_mmio_region_init - Helper to initialize structure variables
161 *
162 * Helper to properly initialize variables prior to calling
163 * ps3_system_bus_device_register.
164 */
165
166int ps3_mmio_region_init(struct ps3_system_bus_device *dev,
167 struct ps3_mmio_region *r, unsigned long bus_addr, unsigned long len,
168 enum ps3_mmio_page_size page_size);
169int ps3_mmio_region_create(struct ps3_mmio_region *r);
170int ps3_free_mmio_region(struct ps3_mmio_region *r);
171unsigned long ps3_mm_phys_to_lpar(unsigned long phys_addr);
172
173/* inrerrupt routines */
174
175enum ps3_cpu_binding {
176 PS3_BINDING_CPU_ANY = -1,
177 PS3_BINDING_CPU_0 = 0,
178 PS3_BINDING_CPU_1 = 1,
179};
180
181int ps3_virq_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
182 unsigned int *virq);
183int ps3_virq_destroy(unsigned int virq);
184int ps3_irq_plug_setup(enum ps3_cpu_binding cpu, unsigned long outlet,
185 unsigned int *virq);
186int ps3_irq_plug_destroy(unsigned int virq);
187int ps3_event_receive_port_setup(enum ps3_cpu_binding cpu, unsigned int *virq);
188int ps3_event_receive_port_destroy(unsigned int virq);
189int ps3_send_event_locally(unsigned int virq);
190
191int ps3_io_irq_setup(enum ps3_cpu_binding cpu, unsigned int interrupt_id,
192 unsigned int *virq);
193int ps3_io_irq_destroy(unsigned int virq);
194int ps3_vuart_irq_setup(enum ps3_cpu_binding cpu, void* virt_addr_bmp,
195 unsigned int *virq);
196int ps3_vuart_irq_destroy(unsigned int virq);
197int ps3_spe_irq_setup(enum ps3_cpu_binding cpu, unsigned long spe_id,
198 unsigned int class, unsigned int *virq);
199int ps3_spe_irq_destroy(unsigned int virq);
200
201int ps3_sb_event_receive_port_setup(struct ps3_system_bus_device *dev,
202 enum ps3_cpu_binding cpu, unsigned int *virq);
203int ps3_sb_event_receive_port_destroy(struct ps3_system_bus_device *dev,
204 unsigned int virq);
205
206/* lv1 result codes */
207
208enum lv1_result {
209 LV1_SUCCESS = 0,
210 /* not used -1 */
211 LV1_RESOURCE_SHORTAGE = -2,
212 LV1_NO_PRIVILEGE = -3,
213 LV1_DENIED_BY_POLICY = -4,
214 LV1_ACCESS_VIOLATION = -5,
215 LV1_NO_ENTRY = -6,
216 LV1_DUPLICATE_ENTRY = -7,
217 LV1_TYPE_MISMATCH = -8,
218 LV1_BUSY = -9,
219 LV1_EMPTY = -10,
220 LV1_WRONG_STATE = -11,
221 /* not used -12 */
222 LV1_NO_MATCH = -13,
223 LV1_ALREADY_CONNECTED = -14,
224 LV1_UNSUPPORTED_PARAMETER_VALUE = -15,
225 LV1_CONDITION_NOT_SATISFIED = -16,
226 LV1_ILLEGAL_PARAMETER_VALUE = -17,
227 LV1_BAD_OPTION = -18,
228 LV1_IMPLEMENTATION_LIMITATION = -19,
229 LV1_NOT_IMPLEMENTED = -20,
230 LV1_INVALID_CLASS_ID = -21,
231 LV1_CONSTRAINT_NOT_SATISFIED = -22,
232 LV1_ALIGNMENT_ERROR = -23,
233 LV1_HARDWARE_ERROR = -24,
234 LV1_INVALID_DATA_FORMAT = -25,
235 LV1_INVALID_OPERATION = -26,
236 LV1_INTERNAL_ERROR = -32768,
237};
238
239static inline const char* ps3_result(int result)
240{
241#if defined(DEBUG)
242 switch (result) {
243 case LV1_SUCCESS:
244 return "LV1_SUCCESS (0)";
245 case -1:
246 return "** unknown result ** (-1)";
247 case LV1_RESOURCE_SHORTAGE:
248 return "LV1_RESOURCE_SHORTAGE (-2)";
249 case LV1_NO_PRIVILEGE:
250 return "LV1_NO_PRIVILEGE (-3)";
251 case LV1_DENIED_BY_POLICY:
252 return "LV1_DENIED_BY_POLICY (-4)";
253 case LV1_ACCESS_VIOLATION:
254 return "LV1_ACCESS_VIOLATION (-5)";
255 case LV1_NO_ENTRY:
256 return "LV1_NO_ENTRY (-6)";
257 case LV1_DUPLICATE_ENTRY:
258 return "LV1_DUPLICATE_ENTRY (-7)";
259 case LV1_TYPE_MISMATCH:
260 return "LV1_TYPE_MISMATCH (-8)";
261 case LV1_BUSY:
262 return "LV1_BUSY (-9)";
263 case LV1_EMPTY:
264 return "LV1_EMPTY (-10)";
265 case LV1_WRONG_STATE:
266 return "LV1_WRONG_STATE (-11)";
267 case -12:
268 return "** unknown result ** (-12)";
269 case LV1_NO_MATCH:
270 return "LV1_NO_MATCH (-13)";
271 case LV1_ALREADY_CONNECTED:
272 return "LV1_ALREADY_CONNECTED (-14)";
273 case LV1_UNSUPPORTED_PARAMETER_VALUE:
274 return "LV1_UNSUPPORTED_PARAMETER_VALUE (-15)";
275 case LV1_CONDITION_NOT_SATISFIED:
276 return "LV1_CONDITION_NOT_SATISFIED (-16)";
277 case LV1_ILLEGAL_PARAMETER_VALUE:
278 return "LV1_ILLEGAL_PARAMETER_VALUE (-17)";
279 case LV1_BAD_OPTION:
280 return "LV1_BAD_OPTION (-18)";
281 case LV1_IMPLEMENTATION_LIMITATION:
282 return "LV1_IMPLEMENTATION_LIMITATION (-19)";
283 case LV1_NOT_IMPLEMENTED:
284 return "LV1_NOT_IMPLEMENTED (-20)";
285 case LV1_INVALID_CLASS_ID:
286 return "LV1_INVALID_CLASS_ID (-21)";
287 case LV1_CONSTRAINT_NOT_SATISFIED:
288 return "LV1_CONSTRAINT_NOT_SATISFIED (-22)";
289 case LV1_ALIGNMENT_ERROR:
290 return "LV1_ALIGNMENT_ERROR (-23)";
291 case LV1_HARDWARE_ERROR:
292 return "LV1_HARDWARE_ERROR (-24)";
293 case LV1_INVALID_DATA_FORMAT:
294 return "LV1_INVALID_DATA_FORMAT (-25)";
295 case LV1_INVALID_OPERATION:
296 return "LV1_INVALID_OPERATION (-26)";
297 case LV1_INTERNAL_ERROR:
298 return "LV1_INTERNAL_ERROR (-32768)";
299 default:
300 BUG();
301 return "** unknown result **";
302 };
303#else
304 return "";
305#endif
306}
307
308/* system bus routines */
309
310enum ps3_match_id {
311 PS3_MATCH_ID_EHCI = 1,
312 PS3_MATCH_ID_OHCI = 2,
313 PS3_MATCH_ID_GELIC = 3,
314 PS3_MATCH_ID_AV_SETTINGS = 4,
315 PS3_MATCH_ID_SYSTEM_MANAGER = 5,
316 PS3_MATCH_ID_STOR_DISK = 6,
317 PS3_MATCH_ID_STOR_ROM = 7,
318 PS3_MATCH_ID_STOR_FLASH = 8,
319 PS3_MATCH_ID_SOUND = 9,
320 PS3_MATCH_ID_GRAPHICS = 10,
321 PS3_MATCH_ID_LPM = 11,
322};
323
324#define PS3_MODULE_ALIAS_EHCI "ps3:1"
325#define PS3_MODULE_ALIAS_OHCI "ps3:2"
326#define PS3_MODULE_ALIAS_GELIC "ps3:3"
327#define PS3_MODULE_ALIAS_AV_SETTINGS "ps3:4"
328#define PS3_MODULE_ALIAS_SYSTEM_MANAGER "ps3:5"
329#define PS3_MODULE_ALIAS_STOR_DISK "ps3:6"
330#define PS3_MODULE_ALIAS_STOR_ROM "ps3:7"
331#define PS3_MODULE_ALIAS_STOR_FLASH "ps3:8"
332#define PS3_MODULE_ALIAS_SOUND "ps3:9"
333#define PS3_MODULE_ALIAS_GRAPHICS "ps3:10"
334#define PS3_MODULE_ALIAS_LPM "ps3:11"
335
336enum ps3_system_bus_device_type {
337 PS3_DEVICE_TYPE_IOC0 = 1,
338 PS3_DEVICE_TYPE_SB,
339 PS3_DEVICE_TYPE_VUART,
340 PS3_DEVICE_TYPE_LPM,
341};
342
343/**
344 * struct ps3_system_bus_device - a device on the system bus
345 */
346
347struct ps3_system_bus_device {
348 enum ps3_match_id match_id;
349 enum ps3_system_bus_device_type dev_type;
350
351 u64 bus_id; /* SB */
352 u64 dev_id; /* SB */
353 unsigned int interrupt_id; /* SB */
354 struct ps3_dma_region *d_region; /* SB, IOC0 */
355 struct ps3_mmio_region *m_region; /* SB, IOC0*/
356 unsigned int port_number; /* VUART */
357 struct { /* LPM */
358 u64 node_id;
359 u64 pu_id;
360 u64 rights;
361 } lpm;
362
363/* struct iommu_table *iommu_table; -- waiting for BenH's cleanups */
364 struct device core;
365 void *driver_priv; /* private driver variables */
366};
367
368int ps3_open_hv_device(struct ps3_system_bus_device *dev);
369int ps3_close_hv_device(struct ps3_system_bus_device *dev);
370
371/**
372 * struct ps3_system_bus_driver - a driver for a device on the system bus
373 */
374
375struct ps3_system_bus_driver {
376 enum ps3_match_id match_id;
377 struct device_driver core;
378 int (*probe)(struct ps3_system_bus_device *);
379 int (*remove)(struct ps3_system_bus_device *);
380 int (*shutdown)(struct ps3_system_bus_device *);
381/* int (*suspend)(struct ps3_system_bus_device *, pm_message_t); */
382/* int (*resume)(struct ps3_system_bus_device *); */
383};
384
385int ps3_system_bus_device_register(struct ps3_system_bus_device *dev);
386int ps3_system_bus_driver_register(struct ps3_system_bus_driver *drv);
387void ps3_system_bus_driver_unregister(struct ps3_system_bus_driver *drv);
388
389static inline struct ps3_system_bus_driver *ps3_drv_to_system_bus_drv(
390 struct device_driver *_drv)
391{
392 return container_of(_drv, struct ps3_system_bus_driver, core);
393}
394static inline struct ps3_system_bus_device *ps3_dev_to_system_bus_dev(
395 struct device *_dev)
396{
397 return container_of(_dev, struct ps3_system_bus_device, core);
398}
399static inline struct ps3_system_bus_driver *
400 ps3_system_bus_dev_to_system_bus_drv(struct ps3_system_bus_device *_dev)
401{
402 BUG_ON(!_dev);
403 BUG_ON(!_dev->core.driver);
404 return ps3_drv_to_system_bus_drv(_dev->core.driver);
405}
406
407/**
408 * ps3_system_bus_set_drvdata -
409 * @dev: device structure
410 * @data: Data to set
411 */
412
413static inline void ps3_system_bus_set_driver_data(
414 struct ps3_system_bus_device *dev, void *data)
415{
416 dev->core.driver_data = data;
417}
418static inline void *ps3_system_bus_get_driver_data(
419 struct ps3_system_bus_device *dev)
420{
421 return dev->core.driver_data;
422}
423
424/* These two need global scope for get_dma_ops(). */
425
426extern struct bus_type ps3_system_bus_type;
427
428/* system manager */
429
430struct ps3_sys_manager_ops {
431 struct ps3_system_bus_device *dev;
432 void (*power_off)(struct ps3_system_bus_device *dev);
433 void (*restart)(struct ps3_system_bus_device *dev);
434};
435
436void ps3_sys_manager_register_ops(const struct ps3_sys_manager_ops *ops);
437void ps3_sys_manager_power_off(void);
438void ps3_sys_manager_restart(void);
439
440struct ps3_prealloc {
441 const char *name;
442 void *address;
443 unsigned long size;
444 unsigned long align;
445};
446
447extern struct ps3_prealloc ps3fb_videomemory;
448extern struct ps3_prealloc ps3flash_bounce_buffer;
449
450/* logical performance monitor */
451
452/**
453 * enum ps3_lpm_rights - Rigths granted by the system policy module.
454 *
455 * @PS3_LPM_RIGHTS_USE_LPM: The right to use the lpm.
456 * @PS3_LPM_RIGHTS_USE_TB: The right to use the internal trace buffer.
457 */
458
459enum ps3_lpm_rights {
460 PS3_LPM_RIGHTS_USE_LPM = 0x001,
461 PS3_LPM_RIGHTS_USE_TB = 0x100,
462};
463
464/**
465 * enum ps3_lpm_tb_type - Type of trace buffer lv1 should use.
466 *
467 * @PS3_LPM_TB_TYPE_NONE: Do not use a trace buffer.
468 * @PS3_LPM_RIGHTS_USE_TB: Use the lv1 internal trace buffer. Must have
469 * rights @PS3_LPM_RIGHTS_USE_TB.
470 */
471
472enum ps3_lpm_tb_type {
473 PS3_LPM_TB_TYPE_NONE = 0,
474 PS3_LPM_TB_TYPE_INTERNAL = 1,
475};
476
477int ps3_lpm_open(enum ps3_lpm_tb_type tb_type, void *tb_cache,
478 u64 tb_cache_size);
479int ps3_lpm_close(void);
480int ps3_lpm_copy_tb(unsigned long offset, void *buf, unsigned long count,
481 unsigned long *bytes_copied);
482int ps3_lpm_copy_tb_to_user(unsigned long offset, void __user *buf,
483 unsigned long count, unsigned long *bytes_copied);
484void ps3_set_bookmark(u64 bookmark);
485void ps3_set_pm_bookmark(u64 tag, u64 incident, u64 th_id);
486int ps3_set_signal(u64 rtas_signal_group, u8 signal_bit, u16 sub_unit,
487 u8 bus_word);
488
489u32 ps3_read_phys_ctr(u32 cpu, u32 phys_ctr);
490void ps3_write_phys_ctr(u32 cpu, u32 phys_ctr, u32 val);
491u32 ps3_read_ctr(u32 cpu, u32 ctr);
492void ps3_write_ctr(u32 cpu, u32 ctr, u32 val);
493
494u32 ps3_read_pm07_control(u32 cpu, u32 ctr);
495void ps3_write_pm07_control(u32 cpu, u32 ctr, u32 val);
496u32 ps3_read_pm(u32 cpu, enum pm_reg_name reg);
497void ps3_write_pm(u32 cpu, enum pm_reg_name reg, u32 val);
498
499u32 ps3_get_ctr_size(u32 cpu, u32 phys_ctr);
500void ps3_set_ctr_size(u32 cpu, u32 phys_ctr, u32 ctr_size);
501
502void ps3_enable_pm(u32 cpu);
503void ps3_disable_pm(u32 cpu);
504void ps3_enable_pm_interrupts(u32 cpu, u32 thread, u32 mask);
505void ps3_disable_pm_interrupts(u32 cpu);
506
507u32 ps3_get_and_clear_pm_interrupts(u32 cpu);
508void ps3_sync_irq(int node);
509u32 ps3_get_hw_thread_id(int cpu);
510u64 ps3_get_spe_id(void *arg);
511
512#endif