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1 /*
2  * SPU core / file system interface and HW structures
3  *
4  * (C) Copyright IBM Deutschland Entwicklung GmbH 2005
5  *
6  * Author: Arnd Bergmann <arndb@de.ibm.com>
7  *
8  * This program is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2, or (at your option)
11  * any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21  */
22
23 #ifndef _SPU_H
24 #define _SPU_H
25 #ifdef __KERNEL__
26
27 #include <linux/workqueue.h>
28 #include <linux/sysdev.h>
29
30 #define LS_SIZE (256 * 1024)
31 #define LS_ADDR_MASK (LS_SIZE - 1)
32
33 #define MFC_PUT_CMD             0x20
34 #define MFC_PUTS_CMD            0x28
35 #define MFC_PUTR_CMD            0x30
36 #define MFC_PUTF_CMD            0x22
37 #define MFC_PUTB_CMD            0x21
38 #define MFC_PUTFS_CMD           0x2A
39 #define MFC_PUTBS_CMD           0x29
40 #define MFC_PUTRF_CMD           0x32
41 #define MFC_PUTRB_CMD           0x31
42 #define MFC_PUTL_CMD            0x24
43 #define MFC_PUTRL_CMD           0x34
44 #define MFC_PUTLF_CMD           0x26
45 #define MFC_PUTLB_CMD           0x25
46 #define MFC_PUTRLF_CMD          0x36
47 #define MFC_PUTRLB_CMD          0x35
48
49 #define MFC_GET_CMD             0x40
50 #define MFC_GETS_CMD            0x48
51 #define MFC_GETF_CMD            0x42
52 #define MFC_GETB_CMD            0x41
53 #define MFC_GETFS_CMD           0x4A
54 #define MFC_GETBS_CMD           0x49
55 #define MFC_GETL_CMD            0x44
56 #define MFC_GETLF_CMD           0x46
57 #define MFC_GETLB_CMD           0x45
58
59 #define MFC_SDCRT_CMD           0x80
60 #define MFC_SDCRTST_CMD         0x81
61 #define MFC_SDCRZ_CMD           0x89
62 #define MFC_SDCRS_CMD           0x8D
63 #define MFC_SDCRF_CMD           0x8F
64
65 #define MFC_GETLLAR_CMD         0xD0
66 #define MFC_PUTLLC_CMD          0xB4
67 #define MFC_PUTLLUC_CMD         0xB0
68 #define MFC_PUTQLLUC_CMD        0xB8
69 #define MFC_SNDSIG_CMD          0xA0
70 #define MFC_SNDSIGB_CMD         0xA1
71 #define MFC_SNDSIGF_CMD         0xA2
72 #define MFC_BARRIER_CMD         0xC0
73 #define MFC_EIEIO_CMD           0xC8
74 #define MFC_SYNC_CMD            0xCC
75
76 #define MFC_MIN_DMA_SIZE_SHIFT  4       /* 16 bytes */
77 #define MFC_MAX_DMA_SIZE_SHIFT  14      /* 16384 bytes */
78 #define MFC_MIN_DMA_SIZE        (1 << MFC_MIN_DMA_SIZE_SHIFT)
79 #define MFC_MAX_DMA_SIZE        (1 << MFC_MAX_DMA_SIZE_SHIFT)
80 #define MFC_MIN_DMA_SIZE_MASK   (MFC_MIN_DMA_SIZE - 1)
81 #define MFC_MAX_DMA_SIZE_MASK   (MFC_MAX_DMA_SIZE - 1)
82 #define MFC_MIN_DMA_LIST_SIZE   0x0008  /*   8 bytes */
83 #define MFC_MAX_DMA_LIST_SIZE   0x4000  /* 16K bytes */
84
85 #define MFC_TAGID_TO_TAGMASK(tag_id)  (1 << (tag_id & 0x1F))
86
87 /* Events for Channels 0-2 */
88 #define MFC_DMA_TAG_STATUS_UPDATE_EVENT     0x00000001
89 #define MFC_DMA_TAG_CMD_STALL_NOTIFY_EVENT  0x00000002
90 #define MFC_DMA_QUEUE_AVAILABLE_EVENT       0x00000008
91 #define MFC_SPU_MAILBOX_WRITTEN_EVENT       0x00000010
92 #define MFC_DECREMENTER_EVENT               0x00000020
93 #define MFC_PU_INT_MAILBOX_AVAILABLE_EVENT  0x00000040
94 #define MFC_PU_MAILBOX_AVAILABLE_EVENT      0x00000080
95 #define MFC_SIGNAL_2_EVENT                  0x00000100
96 #define MFC_SIGNAL_1_EVENT                  0x00000200
97 #define MFC_LLR_LOST_EVENT                  0x00000400
98 #define MFC_PRIV_ATTN_EVENT                 0x00000800
99 #define MFC_MULTI_SRC_EVENT                 0x00001000
100
101 /* Flags indicating progress during context switch. */
102 #define SPU_CONTEXT_SWITCH_PENDING      0UL
103 #define SPU_CONTEXT_SWITCH_ACTIVE       1UL
104
105 struct spu_context;
106 struct spu_runqueue;
107
108 struct spu {
109         const char *name;
110         unsigned long local_store_phys;
111         u8 *local_store;
112         unsigned long problem_phys;
113         struct spu_problem __iomem *problem;
114         struct spu_priv2 __iomem *priv2;
115         struct list_head list;
116         struct list_head sched_list;
117         struct list_head full_list;
118         int number;
119         unsigned int irqs[3];
120         u32 node;
121         u64 flags;
122         u64 dar;
123         u64 dsisr;
124         size_t ls_size;
125         unsigned int slb_replace;
126         struct mm_struct *mm;
127         struct spu_context *ctx;
128         struct spu_runqueue *rq;
129         unsigned long long timestamp;
130         pid_t pid;
131         int prio;
132         int class_0_pending;
133         spinlock_t register_lock;
134
135         void (* wbox_callback)(struct spu *spu);
136         void (* ibox_callback)(struct spu *spu);
137         void (* stop_callback)(struct spu *spu);
138         void (* mfc_callback)(struct spu *spu);
139         void (* dma_callback)(struct spu *spu, int type);
140
141         char irq_c0[8];
142         char irq_c1[8];
143         char irq_c2[8];
144
145         void* pdata; /* platform private data */
146         struct sys_device sysdev;
147 };
148
149 struct spu *spu_alloc(void);
150 struct spu *spu_alloc_node(int node);
151 void spu_free(struct spu *spu);
152 int spu_irq_class_0_bottom(struct spu *spu);
153 int spu_irq_class_1_bottom(struct spu *spu);
154 void spu_irq_setaffinity(struct spu *spu, int cpu);
155
156 /* system callbacks from the SPU */
157 struct spu_syscall_block {
158         u64 nr_ret;
159         u64 parm[6];
160 };
161 extern long spu_sys_callback(struct spu_syscall_block *s);
162
163 /* syscalls implemented in spufs */
164 struct file;
165 extern struct spufs_calls {
166         asmlinkage long (*create_thread)(const char __user *name,
167                                         unsigned int flags, mode_t mode);
168         asmlinkage long (*spu_run)(struct file *filp, __u32 __user *unpc,
169                                                 __u32 __user *ustatus);
170         struct module *owner;
171 } spufs_calls;
172
173 /* coredump calls implemented in spufs */
174 struct spu_coredump_calls {
175         asmlinkage int (*arch_notes_size)(void);
176         asmlinkage void (*arch_write_notes)(struct file *file);
177         struct module *owner;
178 };
179
180 /* return status from spu_run, same as in libspe */
181 #define SPE_EVENT_DMA_ALIGNMENT         0x0008  /*A DMA alignment error */
182 #define SPE_EVENT_SPE_ERROR             0x0010  /*An illegal instruction error*/
183 #define SPE_EVENT_SPE_DATA_SEGMENT      0x0020  /*A DMA segmentation error    */
184 #define SPE_EVENT_SPE_DATA_STORAGE      0x0040  /*A DMA storage error */
185 #define SPE_EVENT_INVALID_DMA           0x0800  /* Invalid MFC DMA */
186
187 /*
188  * Flags for sys_spu_create.
189  */
190 #define SPU_CREATE_EVENTS_ENABLED       0x0001
191 #define SPU_CREATE_GANG                 0x0002
192 #define SPU_CREATE_NOSCHED              0x0004
193 #define SPU_CREATE_ISOLATE              0x0008
194
195 #define SPU_CREATE_FLAG_ALL             0x000f /* mask of all valid flags */
196
197
198 #ifdef CONFIG_SPU_FS_MODULE
199 int register_spu_syscalls(struct spufs_calls *calls);
200 void unregister_spu_syscalls(struct spufs_calls *calls);
201 #else
202 static inline int register_spu_syscalls(struct spufs_calls *calls)
203 {
204         return 0;
205 }
206 static inline void unregister_spu_syscalls(struct spufs_calls *calls)
207 {
208 }
209 #endif /* MODULE */
210
211 int register_arch_coredump_calls(struct spu_coredump_calls *calls);
212 void unregister_arch_coredump_calls(struct spu_coredump_calls *calls);
213
214 int spu_add_sysdev_attr(struct sysdev_attribute *attr);
215 void spu_remove_sysdev_attr(struct sysdev_attribute *attr);
216
217 int spu_add_sysdev_attr_group(struct attribute_group *attrs);
218 void spu_remove_sysdev_attr_group(struct attribute_group *attrs);
219
220
221 /*
222  * Notifier blocks:
223  *
224  * oprofile can get notified when a context switch is performed
225  * on an spe. The notifer function that gets called is passed
226  * a pointer to the SPU structure as well as the object-id that
227  * identifies the binary running on that SPU now.
228  *
229  * For a context save, the object-id that is passed is zero,
230  * identifying that the kernel will run from that moment on.
231  *
232  * For a context restore, the object-id is the value written
233  * to object-id spufs file from user space and the notifer
234  * function can assume that spu->ctx is valid.
235  */
236 struct notifier_block;
237 int spu_switch_event_register(struct notifier_block * n);
238 int spu_switch_event_unregister(struct notifier_block * n);
239
240 /*
241  * This defines the Local Store, Problem Area and Privlege Area of an SPU.
242  */
243
244 union mfc_tag_size_class_cmd {
245         struct {
246                 u16 mfc_size;
247                 u16 mfc_tag;
248                 u8  pad;
249                 u8  mfc_rclassid;
250                 u16 mfc_cmd;
251         } u;
252         struct {
253                 u32 mfc_size_tag32;
254                 u32 mfc_class_cmd32;
255         } by32;
256         u64 all64;
257 };
258
259 struct mfc_cq_sr {
260         u64 mfc_cq_data0_RW;
261         u64 mfc_cq_data1_RW;
262         u64 mfc_cq_data2_RW;
263         u64 mfc_cq_data3_RW;
264 };
265
266 struct spu_problem {
267 #define MS_SYNC_PENDING         1L
268         u64 spc_mssync_RW;                                      /* 0x0000 */
269         u8  pad_0x0008_0x3000[0x3000 - 0x0008];
270
271         /* DMA Area */
272         u8  pad_0x3000_0x3004[0x4];                             /* 0x3000 */
273         u32 mfc_lsa_W;                                          /* 0x3004 */
274         u64 mfc_ea_W;                                           /* 0x3008 */
275         union mfc_tag_size_class_cmd mfc_union_W;                       /* 0x3010 */
276         u8  pad_0x3018_0x3104[0xec];                            /* 0x3018 */
277         u32 dma_qstatus_R;                                      /* 0x3104 */
278         u8  pad_0x3108_0x3204[0xfc];                            /* 0x3108 */
279         u32 dma_querytype_RW;                                   /* 0x3204 */
280         u8  pad_0x3208_0x321c[0x14];                            /* 0x3208 */
281         u32 dma_querymask_RW;                                   /* 0x321c */
282         u8  pad_0x3220_0x322c[0xc];                             /* 0x3220 */
283         u32 dma_tagstatus_R;                                    /* 0x322c */
284 #define DMA_TAGSTATUS_INTR_ANY  1u
285 #define DMA_TAGSTATUS_INTR_ALL  2u
286         u8  pad_0x3230_0x4000[0x4000 - 0x3230];                 /* 0x3230 */
287
288         /* SPU Control Area */
289         u8  pad_0x4000_0x4004[0x4];                             /* 0x4000 */
290         u32 pu_mb_R;                                            /* 0x4004 */
291         u8  pad_0x4008_0x400c[0x4];                             /* 0x4008 */
292         u32 spu_mb_W;                                           /* 0x400c */
293         u8  pad_0x4010_0x4014[0x4];                             /* 0x4010 */
294         u32 mb_stat_R;                                          /* 0x4014 */
295         u8  pad_0x4018_0x401c[0x4];                             /* 0x4018 */
296         u32 spu_runcntl_RW;                                     /* 0x401c */
297 #define SPU_RUNCNTL_STOP        0L
298 #define SPU_RUNCNTL_RUNNABLE    1L
299 #define SPU_RUNCNTL_ISOLATE     2L
300         u8  pad_0x4020_0x4024[0x4];                             /* 0x4020 */
301         u32 spu_status_R;                                       /* 0x4024 */
302 #define SPU_STOP_STATUS_SHIFT           16
303 #define SPU_STATUS_STOPPED              0x0
304 #define SPU_STATUS_RUNNING              0x1
305 #define SPU_STATUS_STOPPED_BY_STOP      0x2
306 #define SPU_STATUS_STOPPED_BY_HALT      0x4
307 #define SPU_STATUS_WAITING_FOR_CHANNEL  0x8
308 #define SPU_STATUS_SINGLE_STEP          0x10
309 #define SPU_STATUS_INVALID_INSTR        0x20
310 #define SPU_STATUS_INVALID_CH           0x40
311 #define SPU_STATUS_ISOLATED_STATE       0x80
312 #define SPU_STATUS_ISOLATED_LOAD_STATUS 0x200
313 #define SPU_STATUS_ISOLATED_EXIT_STATUS 0x400
314         u8  pad_0x4028_0x402c[0x4];                             /* 0x4028 */
315         u32 spu_spe_R;                                          /* 0x402c */
316         u8  pad_0x4030_0x4034[0x4];                             /* 0x4030 */
317         u32 spu_npc_RW;                                         /* 0x4034 */
318         u8  pad_0x4038_0x14000[0x14000 - 0x4038];               /* 0x4038 */
319
320         /* Signal Notification Area */
321         u8  pad_0x14000_0x1400c[0xc];                           /* 0x14000 */
322         u32 signal_notify1;                                     /* 0x1400c */
323         u8  pad_0x14010_0x1c00c[0x7ffc];                        /* 0x14010 */
324         u32 signal_notify2;                                     /* 0x1c00c */
325 } __attribute__ ((aligned(0x20000)));
326
327 /* SPU Privilege 2 State Area */
328 struct spu_priv2 {
329         /* MFC Registers */
330         u8  pad_0x0000_0x1100[0x1100 - 0x0000];                 /* 0x0000 */
331
332         /* SLB Management Registers */
333         u8  pad_0x1100_0x1108[0x8];                             /* 0x1100 */
334         u64 slb_index_W;                                        /* 0x1108 */
335 #define SLB_INDEX_MASK                          0x7L
336         u64 slb_esid_RW;                                        /* 0x1110 */
337         u64 slb_vsid_RW;                                        /* 0x1118 */
338 #define SLB_VSID_SUPERVISOR_STATE       (0x1ull << 11)
339 #define SLB_VSID_SUPERVISOR_STATE_MASK  (0x1ull << 11)
340 #define SLB_VSID_PROBLEM_STATE          (0x1ull << 10)
341 #define SLB_VSID_PROBLEM_STATE_MASK     (0x1ull << 10)
342 #define SLB_VSID_EXECUTE_SEGMENT        (0x1ull << 9)
343 #define SLB_VSID_NO_EXECUTE_SEGMENT     (0x1ull << 9)
344 #define SLB_VSID_EXECUTE_SEGMENT_MASK   (0x1ull << 9)
345 #define SLB_VSID_4K_PAGE                (0x0 << 8)
346 #define SLB_VSID_LARGE_PAGE             (0x1ull << 8)
347 #define SLB_VSID_PAGE_SIZE_MASK         (0x1ull << 8)
348 #define SLB_VSID_CLASS_MASK             (0x1ull << 7)
349 #define SLB_VSID_VIRTUAL_PAGE_SIZE_MASK (0x1ull << 6)
350         u64 slb_invalidate_entry_W;                             /* 0x1120 */
351         u64 slb_invalidate_all_W;                               /* 0x1128 */
352         u8  pad_0x1130_0x2000[0x2000 - 0x1130];                 /* 0x1130 */
353
354         /* Context Save / Restore Area */
355         struct mfc_cq_sr spuq[16];                              /* 0x2000 */
356         struct mfc_cq_sr puq[8];                                /* 0x2200 */
357         u8  pad_0x2300_0x3000[0x3000 - 0x2300];                 /* 0x2300 */
358
359         /* MFC Control */
360         u64 mfc_control_RW;                                     /* 0x3000 */
361 #define MFC_CNTL_RESUME_DMA_QUEUE               (0ull << 0)
362 #define MFC_CNTL_SUSPEND_DMA_QUEUE              (1ull << 0)
363 #define MFC_CNTL_SUSPEND_DMA_QUEUE_MASK         (1ull << 0)
364 #define MFC_CNTL_NORMAL_DMA_QUEUE_OPERATION     (0ull << 8)
365 #define MFC_CNTL_SUSPEND_IN_PROGRESS            (1ull << 8)
366 #define MFC_CNTL_SUSPEND_COMPLETE               (3ull << 8)
367 #define MFC_CNTL_SUSPEND_DMA_STATUS_MASK        (3ull << 8)
368 #define MFC_CNTL_DMA_QUEUES_EMPTY               (1ull << 14)
369 #define MFC_CNTL_DMA_QUEUES_EMPTY_MASK          (1ull << 14)
370 #define MFC_CNTL_PURGE_DMA_REQUEST              (1ull << 15)
371 #define MFC_CNTL_PURGE_DMA_IN_PROGRESS          (1ull << 24)
372 #define MFC_CNTL_PURGE_DMA_COMPLETE             (3ull << 24)
373 #define MFC_CNTL_PURGE_DMA_STATUS_MASK          (3ull << 24)
374 #define MFC_CNTL_RESTART_DMA_COMMAND            (1ull << 32)
375 #define MFC_CNTL_DMA_COMMAND_REISSUE_PENDING    (1ull << 32)
376 #define MFC_CNTL_DMA_COMMAND_REISSUE_STATUS_MASK (1ull << 32)
377 #define MFC_CNTL_MFC_PRIVILEGE_STATE            (2ull << 33)
378 #define MFC_CNTL_MFC_PROBLEM_STATE              (3ull << 33)
379 #define MFC_CNTL_MFC_KEY_PROTECTION_STATE_MASK  (3ull << 33)
380 #define MFC_CNTL_DECREMENTER_HALTED             (1ull << 35)
381 #define MFC_CNTL_DECREMENTER_RUNNING            (1ull << 40)
382 #define MFC_CNTL_DECREMENTER_STATUS_MASK        (1ull << 40)
383         u8  pad_0x3008_0x4000[0x4000 - 0x3008];                 /* 0x3008 */
384
385         /* Interrupt Mailbox */
386         u64 puint_mb_R;                                         /* 0x4000 */
387         u8  pad_0x4008_0x4040[0x4040 - 0x4008];                 /* 0x4008 */
388
389         /* SPU Control */
390         u64 spu_privcntl_RW;                                    /* 0x4040 */
391 #define SPU_PRIVCNTL_MODE_NORMAL                (0x0ull << 0)
392 #define SPU_PRIVCNTL_MODE_SINGLE_STEP           (0x1ull << 0)
393 #define SPU_PRIVCNTL_MODE_MASK                  (0x1ull << 0)
394 #define SPU_PRIVCNTL_NO_ATTENTION_EVENT         (0x0ull << 1)
395 #define SPU_PRIVCNTL_ATTENTION_EVENT            (0x1ull << 1)
396 #define SPU_PRIVCNTL_ATTENTION_EVENT_MASK       (0x1ull << 1)
397 #define SPU_PRIVCNT_LOAD_REQUEST_NORMAL         (0x0ull << 2)
398 #define SPU_PRIVCNT_LOAD_REQUEST_ENABLE_MASK    (0x1ull << 2)
399         u8  pad_0x4048_0x4058[0x10];                            /* 0x4048 */
400         u64 spu_lslr_RW;                                        /* 0x4058 */
401         u64 spu_chnlcntptr_RW;                                  /* 0x4060 */
402         u64 spu_chnlcnt_RW;                                     /* 0x4068 */
403         u64 spu_chnldata_RW;                                    /* 0x4070 */
404         u64 spu_cfg_RW;                                         /* 0x4078 */
405         u8  pad_0x4080_0x5000[0x5000 - 0x4080];                 /* 0x4080 */
406
407         /* PV2_ImplRegs: Implementation-specific privileged-state 2 regs */
408         u64 spu_pm_trace_tag_status_RW;                         /* 0x5000 */
409         u64 spu_tag_status_query_RW;                            /* 0x5008 */
410 #define TAG_STATUS_QUERY_CONDITION_BITS (0x3ull << 32)
411 #define TAG_STATUS_QUERY_MASK_BITS (0xffffffffull)
412         u64 spu_cmd_buf1_RW;                                    /* 0x5010 */
413 #define SPU_COMMAND_BUFFER_1_LSA_BITS (0x7ffffull << 32)
414 #define SPU_COMMAND_BUFFER_1_EAH_BITS (0xffffffffull)
415         u64 spu_cmd_buf2_RW;                                    /* 0x5018 */
416 #define SPU_COMMAND_BUFFER_2_EAL_BITS ((0xffffffffull) << 32)
417 #define SPU_COMMAND_BUFFER_2_TS_BITS (0xffffull << 16)
418 #define SPU_COMMAND_BUFFER_2_TAG_BITS (0x3full)
419         u64 spu_atomic_status_RW;                               /* 0x5020 */
420 } __attribute__ ((aligned(0x20000)));
421
422 /* SPU Privilege 1 State Area */
423 struct spu_priv1 {
424         /* Control and Configuration Area */
425         u64 mfc_sr1_RW;                                         /* 0x000 */
426 #define MFC_STATE1_LOCAL_STORAGE_DECODE_MASK    0x01ull
427 #define MFC_STATE1_BUS_TLBIE_MASK               0x02ull
428 #define MFC_STATE1_REAL_MODE_OFFSET_ENABLE_MASK 0x04ull
429 #define MFC_STATE1_PROBLEM_STATE_MASK           0x08ull
430 #define MFC_STATE1_RELOCATE_MASK                0x10ull
431 #define MFC_STATE1_MASTER_RUN_CONTROL_MASK      0x20ull
432         u64 mfc_lpid_RW;                                        /* 0x008 */
433         u64 spu_idr_RW;                                         /* 0x010 */
434         u64 mfc_vr_RO;                                          /* 0x018 */
435 #define MFC_VERSION_BITS                (0xffff << 16)
436 #define MFC_REVISION_BITS               (0xffff)
437 #define MFC_GET_VERSION_BITS(vr)        (((vr) & MFC_VERSION_BITS) >> 16)
438 #define MFC_GET_REVISION_BITS(vr)       ((vr) & MFC_REVISION_BITS)
439         u64 spu_vr_RO;                                          /* 0x020 */
440 #define SPU_VERSION_BITS                (0xffff << 16)
441 #define SPU_REVISION_BITS               (0xffff)
442 #define SPU_GET_VERSION_BITS(vr)        (vr & SPU_VERSION_BITS) >> 16
443 #define SPU_GET_REVISION_BITS(vr)       (vr & SPU_REVISION_BITS)
444         u8  pad_0x28_0x100[0x100 - 0x28];                       /* 0x28 */
445
446         /* Interrupt Area */
447         u64 int_mask_RW[3];                                     /* 0x100 */
448 #define CLASS0_ENABLE_DMA_ALIGNMENT_INTR                0x1L
449 #define CLASS0_ENABLE_INVALID_DMA_COMMAND_INTR          0x2L
450 #define CLASS0_ENABLE_SPU_ERROR_INTR                    0x4L
451 #define CLASS0_ENABLE_MFC_FIR_INTR                      0x8L
452 #define CLASS1_ENABLE_SEGMENT_FAULT_INTR                0x1L
453 #define CLASS1_ENABLE_STORAGE_FAULT_INTR                0x2L
454 #define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_GET_INTR    0x4L
455 #define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_PUT_INTR    0x8L
456 #define CLASS2_ENABLE_MAILBOX_INTR                      0x1L
457 #define CLASS2_ENABLE_SPU_STOP_INTR                     0x2L
458 #define CLASS2_ENABLE_SPU_HALT_INTR                     0x4L
459 #define CLASS2_ENABLE_SPU_DMA_TAG_GROUP_COMPLETE_INTR   0x8L
460         u8  pad_0x118_0x140[0x28];                              /* 0x118 */
461         u64 int_stat_RW[3];                                     /* 0x140 */
462         u8  pad_0x158_0x180[0x28];                              /* 0x158 */
463         u64 int_route_RW;                                       /* 0x180 */
464
465         /* Interrupt Routing */
466         u8  pad_0x188_0x200[0x200 - 0x188];                     /* 0x188 */
467
468         /* Atomic Unit Control Area */
469         u64 mfc_atomic_flush_RW;                                /* 0x200 */
470 #define mfc_atomic_flush_enable                 0x1L
471         u8  pad_0x208_0x280[0x78];                              /* 0x208 */
472         u64 resource_allocation_groupID_RW;                     /* 0x280 */
473         u64 resource_allocation_enable_RW;                      /* 0x288 */
474         u8  pad_0x290_0x3c8[0x3c8 - 0x290];                     /* 0x290 */
475
476         /* SPU_Cache_ImplRegs: Implementation-dependent cache registers */
477
478         u64 smf_sbi_signal_sel;                                 /* 0x3c8 */
479 #define smf_sbi_mask_lsb        56
480 #define smf_sbi_shift           (63 - smf_sbi_mask_lsb)
481 #define smf_sbi_mask            (0x301LL << smf_sbi_shift)
482 #define smf_sbi_bus0_bits       (0x001LL << smf_sbi_shift)
483 #define smf_sbi_bus2_bits       (0x100LL << smf_sbi_shift)
484 #define smf_sbi2_bus0_bits      (0x201LL << smf_sbi_shift)
485 #define smf_sbi2_bus2_bits      (0x300LL << smf_sbi_shift)
486         u64 smf_ato_signal_sel;                                 /* 0x3d0 */
487 #define smf_ato_mask_lsb        35
488 #define smf_ato_shift           (63 - smf_ato_mask_lsb)
489 #define smf_ato_mask            (0x3LL << smf_ato_shift)
490 #define smf_ato_bus0_bits       (0x2LL << smf_ato_shift)
491 #define smf_ato_bus2_bits       (0x1LL << smf_ato_shift)
492         u8  pad_0x3d8_0x400[0x400 - 0x3d8];                     /* 0x3d8 */
493
494         /* TLB Management Registers */
495         u64 mfc_sdr_RW;                                         /* 0x400 */
496         u8  pad_0x408_0x500[0xf8];                              /* 0x408 */
497         u64 tlb_index_hint_RO;                                  /* 0x500 */
498         u64 tlb_index_W;                                        /* 0x508 */
499         u64 tlb_vpn_RW;                                         /* 0x510 */
500         u64 tlb_rpn_RW;                                         /* 0x518 */
501         u8  pad_0x520_0x540[0x20];                              /* 0x520 */
502         u64 tlb_invalidate_entry_W;                             /* 0x540 */
503         u64 tlb_invalidate_all_W;                               /* 0x548 */
504         u8  pad_0x550_0x580[0x580 - 0x550];                     /* 0x550 */
505
506         /* SPU_MMU_ImplRegs: Implementation-dependent MMU registers */
507         u64 smm_hid;                                            /* 0x580 */
508 #define PAGE_SIZE_MASK          0xf000000000000000ull
509 #define PAGE_SIZE_16MB_64KB     0x2000000000000000ull
510         u8  pad_0x588_0x600[0x600 - 0x588];                     /* 0x588 */
511
512         /* MFC Status/Control Area */
513         u64 mfc_accr_RW;                                        /* 0x600 */
514 #define MFC_ACCR_EA_ACCESS_GET          (1 << 0)
515 #define MFC_ACCR_EA_ACCESS_PUT          (1 << 1)
516 #define MFC_ACCR_LS_ACCESS_GET          (1 << 3)
517 #define MFC_ACCR_LS_ACCESS_PUT          (1 << 4)
518         u8  pad_0x608_0x610[0x8];                               /* 0x608 */
519         u64 mfc_dsisr_RW;                                       /* 0x610 */
520 #define MFC_DSISR_PTE_NOT_FOUND         (1 << 30)
521 #define MFC_DSISR_ACCESS_DENIED         (1 << 27)
522 #define MFC_DSISR_ATOMIC                (1 << 26)
523 #define MFC_DSISR_ACCESS_PUT            (1 << 25)
524 #define MFC_DSISR_ADDR_MATCH            (1 << 22)
525 #define MFC_DSISR_LS                    (1 << 17)
526 #define MFC_DSISR_L                     (1 << 16)
527 #define MFC_DSISR_ADDRESS_OVERFLOW      (1 << 0)
528         u8  pad_0x618_0x620[0x8];                               /* 0x618 */
529         u64 mfc_dar_RW;                                         /* 0x620 */
530         u8  pad_0x628_0x700[0x700 - 0x628];                     /* 0x628 */
531
532         /* Replacement Management Table (RMT) Area */
533         u64 rmt_index_RW;                                       /* 0x700 */
534         u8  pad_0x708_0x710[0x8];                               /* 0x708 */
535         u64 rmt_data1_RW;                                       /* 0x710 */
536         u8  pad_0x718_0x800[0x800 - 0x718];                     /* 0x718 */
537
538         /* Control/Configuration Registers */
539         u64 mfc_dsir_R;                                         /* 0x800 */
540 #define MFC_DSIR_Q                      (1 << 31)
541 #define MFC_DSIR_SPU_QUEUE              MFC_DSIR_Q
542         u64 mfc_lsacr_RW;                                       /* 0x808 */
543 #define MFC_LSACR_COMPARE_MASK          ((~0ull) << 32)
544 #define MFC_LSACR_COMPARE_ADDR          ((~0ull) >> 32)
545         u64 mfc_lscrr_R;                                        /* 0x810 */
546 #define MFC_LSCRR_Q                     (1 << 31)
547 #define MFC_LSCRR_SPU_QUEUE             MFC_LSCRR_Q
548 #define MFC_LSCRR_QI_SHIFT              32
549 #define MFC_LSCRR_QI_MASK               ((~0ull) << MFC_LSCRR_QI_SHIFT)
550         u8  pad_0x818_0x820[0x8];                               /* 0x818 */
551         u64 mfc_tclass_id_RW;                                   /* 0x820 */
552 #define MFC_TCLASS_ID_ENABLE            (1L << 0L)
553 #define MFC_TCLASS_SLOT2_ENABLE         (1L << 5L)
554 #define MFC_TCLASS_SLOT1_ENABLE         (1L << 6L)
555 #define MFC_TCLASS_SLOT0_ENABLE         (1L << 7L)
556 #define MFC_TCLASS_QUOTA_2_SHIFT        8L
557 #define MFC_TCLASS_QUOTA_1_SHIFT        16L
558 #define MFC_TCLASS_QUOTA_0_SHIFT        24L
559 #define MFC_TCLASS_QUOTA_2_MASK         (0x1FL << MFC_TCLASS_QUOTA_2_SHIFT)
560 #define MFC_TCLASS_QUOTA_1_MASK         (0x1FL << MFC_TCLASS_QUOTA_1_SHIFT)
561 #define MFC_TCLASS_QUOTA_0_MASK         (0x1FL << MFC_TCLASS_QUOTA_0_SHIFT)
562         u8  pad_0x828_0x900[0x900 - 0x828];                     /* 0x828 */
563
564         /* Real Mode Support Registers */
565         u64 mfc_rm_boundary;                                    /* 0x900 */
566         u8  pad_0x908_0x938[0x30];                              /* 0x908 */
567         u64 smf_dma_signal_sel;                                 /* 0x938 */
568 #define mfc_dma1_mask_lsb       41
569 #define mfc_dma1_shift          (63 - mfc_dma1_mask_lsb)
570 #define mfc_dma1_mask           (0x3LL << mfc_dma1_shift)
571 #define mfc_dma1_bits           (0x1LL << mfc_dma1_shift)
572 #define mfc_dma2_mask_lsb       43
573 #define mfc_dma2_shift          (63 - mfc_dma2_mask_lsb)
574 #define mfc_dma2_mask           (0x3LL << mfc_dma2_shift)
575 #define mfc_dma2_bits           (0x1LL << mfc_dma2_shift)
576         u8  pad_0x940_0xa38[0xf8];                              /* 0x940 */
577         u64 smm_signal_sel;                                     /* 0xa38 */
578 #define smm_sig_mask_lsb        12
579 #define smm_sig_shift           (63 - smm_sig_mask_lsb)
580 #define smm_sig_mask            (0x3LL << smm_sig_shift)
581 #define smm_sig_bus0_bits       (0x2LL << smm_sig_shift)
582 #define smm_sig_bus2_bits       (0x1LL << smm_sig_shift)
583         u8  pad_0xa40_0xc00[0xc00 - 0xa40];                     /* 0xa40 */
584
585         /* DMA Command Error Area */
586         u64 mfc_cer_R;                                          /* 0xc00 */
587 #define MFC_CER_Q               (1 << 31)
588 #define MFC_CER_SPU_QUEUE       MFC_CER_Q
589         u8  pad_0xc08_0x1000[0x1000 - 0xc08];                   /* 0xc08 */
590
591         /* PV1_ImplRegs: Implementation-dependent privileged-state 1 regs */
592         /* DMA Command Error Area */
593         u64 spu_ecc_cntl_RW;                                    /* 0x1000 */
594 #define SPU_ECC_CNTL_E                  (1ull << 0ull)
595 #define SPU_ECC_CNTL_ENABLE             SPU_ECC_CNTL_E
596 #define SPU_ECC_CNTL_DISABLE            (~SPU_ECC_CNTL_E & 1L)
597 #define SPU_ECC_CNTL_S                  (1ull << 1ull)
598 #define SPU_ECC_STOP_AFTER_ERROR        SPU_ECC_CNTL_S
599 #define SPU_ECC_CONTINUE_AFTER_ERROR    (~SPU_ECC_CNTL_S & 2L)
600 #define SPU_ECC_CNTL_B                  (1ull << 2ull)
601 #define SPU_ECC_BACKGROUND_ENABLE       SPU_ECC_CNTL_B
602 #define SPU_ECC_BACKGROUND_DISABLE      (~SPU_ECC_CNTL_B & 4L)
603 #define SPU_ECC_CNTL_I_SHIFT            3ull
604 #define SPU_ECC_CNTL_I_MASK             (3ull << SPU_ECC_CNTL_I_SHIFT)
605 #define SPU_ECC_WRITE_ALWAYS            (~SPU_ECC_CNTL_I & 12L)
606 #define SPU_ECC_WRITE_CORRECTABLE       (1ull << SPU_ECC_CNTL_I_SHIFT)
607 #define SPU_ECC_WRITE_UNCORRECTABLE     (3ull << SPU_ECC_CNTL_I_SHIFT)
608 #define SPU_ECC_CNTL_D                  (1ull << 5ull)
609 #define SPU_ECC_DETECTION_ENABLE        SPU_ECC_CNTL_D
610 #define SPU_ECC_DETECTION_DISABLE       (~SPU_ECC_CNTL_D & 32L)
611         u64 spu_ecc_stat_RW;                                    /* 0x1008 */
612 #define SPU_ECC_CORRECTED_ERROR         (1ull << 0ul)
613 #define SPU_ECC_UNCORRECTED_ERROR       (1ull << 1ul)
614 #define SPU_ECC_SCRUB_COMPLETE          (1ull << 2ul)
615 #define SPU_ECC_SCRUB_IN_PROGRESS       (1ull << 3ul)
616 #define SPU_ECC_INSTRUCTION_ERROR       (1ull << 4ul)
617 #define SPU_ECC_DATA_ERROR              (1ull << 5ul)
618 #define SPU_ECC_DMA_ERROR               (1ull << 6ul)
619 #define SPU_ECC_STATUS_CNT_MASK         (256ull << 8)
620         u64 spu_ecc_addr_RW;                                    /* 0x1010 */
621         u64 spu_err_mask_RW;                                    /* 0x1018 */
622 #define SPU_ERR_ILLEGAL_INSTR           (1ull << 0ul)
623 #define SPU_ERR_ILLEGAL_CHANNEL         (1ull << 1ul)
624         u8  pad_0x1020_0x1028[0x1028 - 0x1020];                 /* 0x1020 */
625
626         /* SPU Debug-Trace Bus (DTB) Selection Registers */
627         u64 spu_trig0_sel;                                      /* 0x1028 */
628         u64 spu_trig1_sel;                                      /* 0x1030 */
629         u64 spu_trig2_sel;                                      /* 0x1038 */
630         u64 spu_trig3_sel;                                      /* 0x1040 */
631         u64 spu_trace_sel;                                      /* 0x1048 */
632 #define spu_trace_sel_mask              0x1f1fLL
633 #define spu_trace_sel_bus0_bits         0x1000LL
634 #define spu_trace_sel_bus2_bits         0x0010LL
635         u64 spu_event0_sel;                                     /* 0x1050 */
636         u64 spu_event1_sel;                                     /* 0x1058 */
637         u64 spu_event2_sel;                                     /* 0x1060 */
638         u64 spu_event3_sel;                                     /* 0x1068 */
639         u64 spu_trace_cntl;                                     /* 0x1070 */
640 } __attribute__ ((aligned(0x2000)));
641
642 #endif /* __KERNEL__ */
643 #endif