[PATCH] spufs: allow SPU code to do syscalls
[powerpc.git] / include / asm-powerpc / spu.h
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/config.h>
28 #include <linux/kref.h>
29 #include <linux/workqueue.h>
30
31 #define LS_SIZE (256 * 1024)
32 #define LS_ADDR_MASK (LS_SIZE - 1)
33
34 #define MFC_PUT_CMD             0x20
35 #define MFC_PUTS_CMD            0x28
36 #define MFC_PUTR_CMD            0x30
37 #define MFC_PUTF_CMD            0x22
38 #define MFC_PUTB_CMD            0x21
39 #define MFC_PUTFS_CMD           0x2A
40 #define MFC_PUTBS_CMD           0x29
41 #define MFC_PUTRF_CMD           0x32
42 #define MFC_PUTRB_CMD           0x31
43 #define MFC_PUTL_CMD            0x24
44 #define MFC_PUTRL_CMD           0x34
45 #define MFC_PUTLF_CMD           0x26
46 #define MFC_PUTLB_CMD           0x25
47 #define MFC_PUTRLF_CMD          0x36
48 #define MFC_PUTRLB_CMD          0x35
49
50 #define MFC_GET_CMD             0x40
51 #define MFC_GETS_CMD            0x48
52 #define MFC_GETF_CMD            0x42
53 #define MFC_GETB_CMD            0x41
54 #define MFC_GETFS_CMD           0x4A
55 #define MFC_GETBS_CMD           0x49
56 #define MFC_GETL_CMD            0x44
57 #define MFC_GETLF_CMD           0x46
58 #define MFC_GETLB_CMD           0x45
59
60 #define MFC_SDCRT_CMD           0x80
61 #define MFC_SDCRTST_CMD         0x81
62 #define MFC_SDCRZ_CMD           0x89
63 #define MFC_SDCRS_CMD           0x8D
64 #define MFC_SDCRF_CMD           0x8F
65
66 #define MFC_GETLLAR_CMD         0xD0
67 #define MFC_PUTLLC_CMD          0xB4
68 #define MFC_PUTLLUC_CMD         0xB0
69 #define MFC_PUTQLLUC_CMD        0xB8
70 #define MFC_SNDSIG_CMD          0xA0
71 #define MFC_SNDSIGB_CMD         0xA1
72 #define MFC_SNDSIGF_CMD         0xA2
73 #define MFC_BARRIER_CMD         0xC0
74 #define MFC_EIEIO_CMD           0xC8
75 #define MFC_SYNC_CMD            0xCC
76
77 #define MFC_MIN_DMA_SIZE_SHIFT  4       /* 16 bytes */
78 #define MFC_MAX_DMA_SIZE_SHIFT  14      /* 16384 bytes */
79 #define MFC_MIN_DMA_SIZE        (1 << MFC_MIN_DMA_SIZE_SHIFT)
80 #define MFC_MAX_DMA_SIZE        (1 << MFC_MAX_DMA_SIZE_SHIFT)
81 #define MFC_MIN_DMA_SIZE_MASK   (MFC_MIN_DMA_SIZE - 1)
82 #define MFC_MAX_DMA_SIZE_MASK   (MFC_MAX_DMA_SIZE - 1)
83 #define MFC_MIN_DMA_LIST_SIZE   0x0008  /*   8 bytes */
84 #define MFC_MAX_DMA_LIST_SIZE   0x4000  /* 16K bytes */
85
86 #define MFC_TAGID_TO_TAGMASK(tag_id)  (1 << (tag_id & 0x1F))
87
88 /* Events for Channels 0-2 */
89 #define MFC_DMA_TAG_STATUS_UPDATE_EVENT     0x00000001
90 #define MFC_DMA_TAG_CMD_STALL_NOTIFY_EVENT  0x00000002
91 #define MFC_DMA_QUEUE_AVAILABLE_EVENT       0x00000008
92 #define MFC_SPU_MAILBOX_WRITTEN_EVENT       0x00000010
93 #define MFC_DECREMENTER_EVENT               0x00000020
94 #define MFC_PU_INT_MAILBOX_AVAILABLE_EVENT  0x00000040
95 #define MFC_PU_MAILBOX_AVAILABLE_EVENT      0x00000080
96 #define MFC_SIGNAL_2_EVENT                  0x00000100
97 #define MFC_SIGNAL_1_EVENT                  0x00000200
98 #define MFC_LLR_LOST_EVENT                  0x00000400
99 #define MFC_PRIV_ATTN_EVENT                 0x00000800
100 #define MFC_MULTI_SRC_EVENT                 0x00001000
101
102 /* Flags indicating progress during context switch. */
103 #define SPU_CONTEXT_SWITCH_PENDING      0UL
104 #define SPU_CONTEXT_SWITCH_ACTIVE       1UL
105
106 struct spu_context;
107 struct spu_runqueue;
108
109 struct spu {
110         char *name;
111         unsigned long local_store_phys;
112         u8 *local_store;
113         struct spu_problem __iomem *problem;
114         struct spu_priv1 __iomem *priv1;
115         struct spu_priv2 __iomem *priv2;
116         struct list_head list;
117         struct list_head sched_list;
118         int number;
119         u32 isrc;
120         u32 node;
121         u64 flags;
122         u64 dar;
123         u64 dsisr;
124         struct kref kref;
125         size_t ls_size;
126         unsigned int slb_replace;
127         struct mm_struct *mm;
128         struct spu_context *ctx;
129         struct spu_runqueue *rq;
130         unsigned long long timestamp;
131         pid_t pid;
132         int prio;
133         int class_0_pending;
134         spinlock_t register_lock;
135
136         u32 stop_code;
137         void (* wbox_callback)(struct spu *spu);
138         void (* ibox_callback)(struct spu *spu);
139         void (* stop_callback)(struct spu *spu);
140
141         char irq_c0[8];
142         char irq_c1[8];
143         char irq_c2[8];
144 };
145
146 struct spu *spu_alloc(void);
147 void spu_free(struct spu *spu);
148 int spu_irq_class_0_bottom(struct spu *spu);
149 int spu_irq_class_1_bottom(struct spu *spu);
150 void spu_irq_setaffinity(struct spu *spu, int cpu);
151
152 /* system callbacks from the SPU */
153 struct spu_syscall_block {
154         u64 nr_ret;
155         u64 parm[6];
156 };
157 extern long spu_sys_callback(struct spu_syscall_block *s);
158
159 /* syscalls implemented in spufs */
160 extern struct spufs_calls {
161         asmlinkage long (*create_thread)(const char __user *name,
162                                         unsigned int flags, mode_t mode);
163         asmlinkage long (*spu_run)(struct file *filp, __u32 __user *unpc,
164                                                 __u32 __user *ustatus);
165         struct module *owner;
166 } spufs_calls;
167
168 #ifdef CONFIG_SPU_FS_MODULE
169 int register_spu_syscalls(struct spufs_calls *calls);
170 void unregister_spu_syscalls(struct spufs_calls *calls);
171 #else
172 static inline int register_spu_syscalls(struct spufs_calls *calls)
173 {
174         return 0;
175 }
176 static inline void unregister_spu_syscalls(struct spufs_calls *calls)
177 {
178 }
179 #endif /* MODULE */
180
181
182 /* access to priv1 registers */
183 void spu_int_mask_and(struct spu *spu, int class, u64 mask);
184 void spu_int_mask_or(struct spu *spu, int class, u64 mask);
185 void spu_int_mask_set(struct spu *spu, int class, u64 mask);
186 u64 spu_int_mask_get(struct spu *spu, int class);
187 void spu_int_stat_clear(struct spu *spu, int class, u64 stat);
188 u64 spu_int_stat_get(struct spu *spu, int class);
189 void spu_int_route_set(struct spu *spu, u64 route);
190 u64 spu_mfc_dar_get(struct spu *spu);
191 u64 spu_mfc_dsisr_get(struct spu *spu);
192 void spu_mfc_dsisr_set(struct spu *spu, u64 dsisr);
193 void spu_mfc_sdr_set(struct spu *spu, u64 sdr);
194 void spu_mfc_sr1_set(struct spu *spu, u64 sr1);
195 u64 spu_mfc_sr1_get(struct spu *spu);
196 void spu_mfc_tclass_id_set(struct spu *spu, u64 tclass_id);
197 u64 spu_mfc_tclass_id_get(struct spu *spu);
198 void spu_tlb_invalidate(struct spu *spu);
199 void spu_resource_allocation_groupID_set(struct spu *spu, u64 id);
200 u64 spu_resource_allocation_groupID_get(struct spu *spu);
201 void spu_resource_allocation_enable_set(struct spu *spu, u64 enable);
202 u64 spu_resource_allocation_enable_get(struct spu *spu);
203
204
205 /*
206  * This defines the Local Store, Problem Area and Privlege Area of an SPU.
207  */
208
209 union mfc_tag_size_class_cmd {
210         struct {
211                 u16 mfc_size;
212                 u16 mfc_tag;
213                 u8  pad;
214                 u8  mfc_rclassid;
215                 u16 mfc_cmd;
216         } u;
217         struct {
218                 u32 mfc_size_tag32;
219                 u32 mfc_class_cmd32;
220         } by32;
221         u64 all64;
222 };
223
224 struct mfc_cq_sr {
225         u64 mfc_cq_data0_RW;
226         u64 mfc_cq_data1_RW;
227         u64 mfc_cq_data2_RW;
228         u64 mfc_cq_data3_RW;
229 };
230
231 struct spu_problem {
232 #define MS_SYNC_PENDING         1L
233         u64 spc_mssync_RW;                                      /* 0x0000 */
234         u8  pad_0x0008_0x3000[0x3000 - 0x0008];
235
236         /* DMA Area */
237         u8  pad_0x3000_0x3004[0x4];                             /* 0x3000 */
238         u32 mfc_lsa_W;                                          /* 0x3004 */
239         u64 mfc_ea_W;                                           /* 0x3008 */
240         union mfc_tag_size_class_cmd mfc_union_W;                       /* 0x3010 */
241         u8  pad_0x3018_0x3104[0xec];                            /* 0x3018 */
242         u32 dma_qstatus_R;                                      /* 0x3104 */
243         u8  pad_0x3108_0x3204[0xfc];                            /* 0x3108 */
244         u32 dma_querytype_RW;                                   /* 0x3204 */
245         u8  pad_0x3208_0x321c[0x14];                            /* 0x3208 */
246         u32 dma_querymask_RW;                                   /* 0x321c */
247         u8  pad_0x3220_0x322c[0xc];                             /* 0x3220 */
248         u32 dma_tagstatus_R;                                    /* 0x322c */
249 #define DMA_TAGSTATUS_INTR_ANY  1u
250 #define DMA_TAGSTATUS_INTR_ALL  2u
251         u8  pad_0x3230_0x4000[0x4000 - 0x3230];                 /* 0x3230 */
252
253         /* SPU Control Area */
254         u8  pad_0x4000_0x4004[0x4];                             /* 0x4000 */
255         u32 pu_mb_R;                                            /* 0x4004 */
256         u8  pad_0x4008_0x400c[0x4];                             /* 0x4008 */
257         u32 spu_mb_W;                                           /* 0x400c */
258         u8  pad_0x4010_0x4014[0x4];                             /* 0x4010 */
259         u32 mb_stat_R;                                          /* 0x4014 */
260         u8  pad_0x4018_0x401c[0x4];                             /* 0x4018 */
261         u32 spu_runcntl_RW;                                     /* 0x401c */
262 #define SPU_RUNCNTL_STOP        0L
263 #define SPU_RUNCNTL_RUNNABLE    1L
264         u8  pad_0x4020_0x4024[0x4];                             /* 0x4020 */
265         u32 spu_status_R;                                       /* 0x4024 */
266 #define SPU_STOP_STATUS_SHIFT           16
267 #define SPU_STATUS_STOPPED              0x0
268 #define SPU_STATUS_RUNNING              0x1
269 #define SPU_STATUS_STOPPED_BY_STOP      0x2
270 #define SPU_STATUS_STOPPED_BY_HALT      0x4
271 #define SPU_STATUS_WAITING_FOR_CHANNEL  0x8
272 #define SPU_STATUS_SINGLE_STEP          0x10
273 #define SPU_STATUS_INVALID_INSTR        0x20
274 #define SPU_STATUS_INVALID_CH           0x40
275 #define SPU_STATUS_ISOLATED_STATE       0x80
276 #define SPU_STATUS_ISOLATED_LOAD_STAUTUS 0x200
277 #define SPU_STATUS_ISOLATED_EXIT_STAUTUS 0x400
278         u8  pad_0x4028_0x402c[0x4];                             /* 0x4028 */
279         u32 spu_spe_R;                                          /* 0x402c */
280         u8  pad_0x4030_0x4034[0x4];                             /* 0x4030 */
281         u32 spu_npc_RW;                                         /* 0x4034 */
282         u8  pad_0x4038_0x14000[0x14000 - 0x4038];               /* 0x4038 */
283
284         /* Signal Notification Area */
285         u8  pad_0x14000_0x1400c[0xc];                           /* 0x14000 */
286         u32 signal_notify1;                                     /* 0x1400c */
287         u8  pad_0x14010_0x1c00c[0x7ffc];                        /* 0x14010 */
288         u32 signal_notify2;                                     /* 0x1c00c */
289 } __attribute__ ((aligned(0x20000)));
290
291 /* SPU Privilege 2 State Area */
292 struct spu_priv2 {
293         /* MFC Registers */
294         u8  pad_0x0000_0x1100[0x1100 - 0x0000];                 /* 0x0000 */
295
296         /* SLB Management Registers */
297         u8  pad_0x1100_0x1108[0x8];                             /* 0x1100 */
298         u64 slb_index_W;                                        /* 0x1108 */
299 #define SLB_INDEX_MASK                          0x7L
300         u64 slb_esid_RW;                                        /* 0x1110 */
301         u64 slb_vsid_RW;                                        /* 0x1118 */
302 #define SLB_VSID_SUPERVISOR_STATE       (0x1ull << 11)
303 #define SLB_VSID_SUPERVISOR_STATE_MASK  (0x1ull << 11)
304 #define SLB_VSID_PROBLEM_STATE          (0x1ull << 10)
305 #define SLB_VSID_PROBLEM_STATE_MASK     (0x1ull << 10)
306 #define SLB_VSID_EXECUTE_SEGMENT        (0x1ull << 9)
307 #define SLB_VSID_NO_EXECUTE_SEGMENT     (0x1ull << 9)
308 #define SLB_VSID_EXECUTE_SEGMENT_MASK   (0x1ull << 9)
309 #define SLB_VSID_4K_PAGE                (0x0 << 8)
310 #define SLB_VSID_LARGE_PAGE             (0x1ull << 8)
311 #define SLB_VSID_PAGE_SIZE_MASK         (0x1ull << 8)
312 #define SLB_VSID_CLASS_MASK             (0x1ull << 7)
313 #define SLB_VSID_VIRTUAL_PAGE_SIZE_MASK (0x1ull << 6)
314         u64 slb_invalidate_entry_W;                             /* 0x1120 */
315         u64 slb_invalidate_all_W;                               /* 0x1128 */
316         u8  pad_0x1130_0x2000[0x2000 - 0x1130];                 /* 0x1130 */
317
318         /* Context Save / Restore Area */
319         struct mfc_cq_sr spuq[16];                              /* 0x2000 */
320         struct mfc_cq_sr puq[8];                                /* 0x2200 */
321         u8  pad_0x2300_0x3000[0x3000 - 0x2300];                 /* 0x2300 */
322
323         /* MFC Control */
324         u64 mfc_control_RW;                                     /* 0x3000 */
325 #define MFC_CNTL_RESUME_DMA_QUEUE               (0ull << 0)
326 #define MFC_CNTL_SUSPEND_DMA_QUEUE              (1ull << 0)
327 #define MFC_CNTL_SUSPEND_DMA_QUEUE_MASK         (1ull << 0)
328 #define MFC_CNTL_NORMAL_DMA_QUEUE_OPERATION     (0ull << 8)
329 #define MFC_CNTL_SUSPEND_IN_PROGRESS            (1ull << 8)
330 #define MFC_CNTL_SUSPEND_COMPLETE               (3ull << 8)
331 #define MFC_CNTL_SUSPEND_DMA_STATUS_MASK        (3ull << 8)
332 #define MFC_CNTL_DMA_QUEUES_EMPTY               (1ull << 14)
333 #define MFC_CNTL_DMA_QUEUES_EMPTY_MASK          (1ull << 14)
334 #define MFC_CNTL_PURGE_DMA_REQUEST              (1ull << 15)
335 #define MFC_CNTL_PURGE_DMA_IN_PROGRESS          (1ull << 24)
336 #define MFC_CNTL_PURGE_DMA_COMPLETE             (3ull << 24)
337 #define MFC_CNTL_PURGE_DMA_STATUS_MASK          (3ull << 24)
338 #define MFC_CNTL_RESTART_DMA_COMMAND            (1ull << 32)
339 #define MFC_CNTL_DMA_COMMAND_REISSUE_PENDING    (1ull << 32)
340 #define MFC_CNTL_DMA_COMMAND_REISSUE_STATUS_MASK (1ull << 32)
341 #define MFC_CNTL_MFC_PRIVILEGE_STATE            (2ull << 33)
342 #define MFC_CNTL_MFC_PROBLEM_STATE              (3ull << 33)
343 #define MFC_CNTL_MFC_KEY_PROTECTION_STATE_MASK  (3ull << 33)
344 #define MFC_CNTL_DECREMENTER_HALTED             (1ull << 35)
345 #define MFC_CNTL_DECREMENTER_RUNNING            (1ull << 40)
346 #define MFC_CNTL_DECREMENTER_STATUS_MASK        (1ull << 40)
347         u8  pad_0x3008_0x4000[0x4000 - 0x3008];                 /* 0x3008 */
348
349         /* Interrupt Mailbox */
350         u64 puint_mb_R;                                         /* 0x4000 */
351         u8  pad_0x4008_0x4040[0x4040 - 0x4008];                 /* 0x4008 */
352
353         /* SPU Control */
354         u64 spu_privcntl_RW;                                    /* 0x4040 */
355 #define SPU_PRIVCNTL_MODE_NORMAL                (0x0ull << 0)
356 #define SPU_PRIVCNTL_MODE_SINGLE_STEP           (0x1ull << 0)
357 #define SPU_PRIVCNTL_MODE_MASK                  (0x1ull << 0)
358 #define SPU_PRIVCNTL_NO_ATTENTION_EVENT         (0x0ull << 1)
359 #define SPU_PRIVCNTL_ATTENTION_EVENT            (0x1ull << 1)
360 #define SPU_PRIVCNTL_ATTENTION_EVENT_MASK       (0x1ull << 1)
361 #define SPU_PRIVCNT_LOAD_REQUEST_NORMAL         (0x0ull << 2)
362 #define SPU_PRIVCNT_LOAD_REQUEST_ENABLE_MASK    (0x1ull << 2)
363         u8  pad_0x4048_0x4058[0x10];                            /* 0x4048 */
364         u64 spu_lslr_RW;                                        /* 0x4058 */
365         u64 spu_chnlcntptr_RW;                                  /* 0x4060 */
366         u64 spu_chnlcnt_RW;                                     /* 0x4068 */
367         u64 spu_chnldata_RW;                                    /* 0x4070 */
368         u64 spu_cfg_RW;                                         /* 0x4078 */
369         u8  pad_0x4080_0x5000[0x5000 - 0x4080];                 /* 0x4080 */
370
371         /* PV2_ImplRegs: Implementation-specific privileged-state 2 regs */
372         u64 spu_pm_trace_tag_status_RW;                         /* 0x5000 */
373         u64 spu_tag_status_query_RW;                            /* 0x5008 */
374 #define TAG_STATUS_QUERY_CONDITION_BITS (0x3ull << 32)
375 #define TAG_STATUS_QUERY_MASK_BITS (0xffffffffull)
376         u64 spu_cmd_buf1_RW;                                    /* 0x5010 */
377 #define SPU_COMMAND_BUFFER_1_LSA_BITS (0x7ffffull << 32)
378 #define SPU_COMMAND_BUFFER_1_EAH_BITS (0xffffffffull)
379         u64 spu_cmd_buf2_RW;                                    /* 0x5018 */
380 #define SPU_COMMAND_BUFFER_2_EAL_BITS ((0xffffffffull) << 32)
381 #define SPU_COMMAND_BUFFER_2_TS_BITS (0xffffull << 16)
382 #define SPU_COMMAND_BUFFER_2_TAG_BITS (0x3full)
383         u64 spu_atomic_status_RW;                               /* 0x5020 */
384 } __attribute__ ((aligned(0x20000)));
385
386 /* SPU Privilege 1 State Area */
387 struct spu_priv1 {
388         /* Control and Configuration Area */
389         u64 mfc_sr1_RW;                                         /* 0x000 */
390 #define MFC_STATE1_LOCAL_STORAGE_DECODE_MASK    0x01ull
391 #define MFC_STATE1_BUS_TLBIE_MASK               0x02ull
392 #define MFC_STATE1_REAL_MODE_OFFSET_ENABLE_MASK 0x04ull
393 #define MFC_STATE1_PROBLEM_STATE_MASK           0x08ull
394 #define MFC_STATE1_RELOCATE_MASK                0x10ull
395 #define MFC_STATE1_MASTER_RUN_CONTROL_MASK      0x20ull
396         u64 mfc_lpid_RW;                                        /* 0x008 */
397         u64 spu_idr_RW;                                         /* 0x010 */
398         u64 mfc_vr_RO;                                          /* 0x018 */
399 #define MFC_VERSION_BITS                (0xffff << 16)
400 #define MFC_REVISION_BITS               (0xffff)
401 #define MFC_GET_VERSION_BITS(vr)        (((vr) & MFC_VERSION_BITS) >> 16)
402 #define MFC_GET_REVISION_BITS(vr)       ((vr) & MFC_REVISION_BITS)
403         u64 spu_vr_RO;                                          /* 0x020 */
404 #define SPU_VERSION_BITS                (0xffff << 16)
405 #define SPU_REVISION_BITS               (0xffff)
406 #define SPU_GET_VERSION_BITS(vr)        (vr & SPU_VERSION_BITS) >> 16
407 #define SPU_GET_REVISION_BITS(vr)       (vr & SPU_REVISION_BITS)
408         u8  pad_0x28_0x100[0x100 - 0x28];                       /* 0x28 */
409
410         /* Interrupt Area */
411         u64 int_mask_RW[3];                                     /* 0x100 */
412 #define CLASS0_ENABLE_DMA_ALIGNMENT_INTR                0x1L
413 #define CLASS0_ENABLE_INVALID_DMA_COMMAND_INTR          0x2L
414 #define CLASS0_ENABLE_SPU_ERROR_INTR                    0x4L
415 #define CLASS0_ENABLE_MFC_FIR_INTR                      0x8L
416 #define CLASS1_ENABLE_SEGMENT_FAULT_INTR                0x1L
417 #define CLASS1_ENABLE_STORAGE_FAULT_INTR                0x2L
418 #define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_GET_INTR    0x4L
419 #define CLASS1_ENABLE_LS_COMPARE_SUSPEND_ON_PUT_INTR    0x8L
420 #define CLASS2_ENABLE_MAILBOX_INTR                      0x1L
421 #define CLASS2_ENABLE_SPU_STOP_INTR                     0x2L
422 #define CLASS2_ENABLE_SPU_HALT_INTR                     0x4L
423 #define CLASS2_ENABLE_SPU_DMA_TAG_GROUP_COMPLETE_INTR   0x8L
424         u8  pad_0x118_0x140[0x28];                              /* 0x118 */
425         u64 int_stat_RW[3];                                     /* 0x140 */
426         u8  pad_0x158_0x180[0x28];                              /* 0x158 */
427         u64 int_route_RW;                                       /* 0x180 */
428
429         /* Interrupt Routing */
430         u8  pad_0x188_0x200[0x200 - 0x188];                     /* 0x188 */
431
432         /* Atomic Unit Control Area */
433         u64 mfc_atomic_flush_RW;                                /* 0x200 */
434 #define mfc_atomic_flush_enable                 0x1L
435         u8  pad_0x208_0x280[0x78];                              /* 0x208 */
436         u64 resource_allocation_groupID_RW;                     /* 0x280 */
437         u64 resource_allocation_enable_RW;                      /* 0x288 */
438         u8  pad_0x290_0x3c8[0x3c8 - 0x290];                     /* 0x290 */
439
440         /* SPU_Cache_ImplRegs: Implementation-dependent cache registers */
441
442         u64 smf_sbi_signal_sel;                                 /* 0x3c8 */
443 #define smf_sbi_mask_lsb        56
444 #define smf_sbi_shift           (63 - smf_sbi_mask_lsb)
445 #define smf_sbi_mask            (0x301LL << smf_sbi_shift)
446 #define smf_sbi_bus0_bits       (0x001LL << smf_sbi_shift)
447 #define smf_sbi_bus2_bits       (0x100LL << smf_sbi_shift)
448 #define smf_sbi2_bus0_bits      (0x201LL << smf_sbi_shift)
449 #define smf_sbi2_bus2_bits      (0x300LL << smf_sbi_shift)
450         u64 smf_ato_signal_sel;                                 /* 0x3d0 */
451 #define smf_ato_mask_lsb        35
452 #define smf_ato_shift           (63 - smf_ato_mask_lsb)
453 #define smf_ato_mask            (0x3LL << smf_ato_shift)
454 #define smf_ato_bus0_bits       (0x2LL << smf_ato_shift)
455 #define smf_ato_bus2_bits       (0x1LL << smf_ato_shift)
456         u8  pad_0x3d8_0x400[0x400 - 0x3d8];                     /* 0x3d8 */
457
458         /* TLB Management Registers */
459         u64 mfc_sdr_RW;                                         /* 0x400 */
460         u8  pad_0x408_0x500[0xf8];                              /* 0x408 */
461         u64 tlb_index_hint_RO;                                  /* 0x500 */
462         u64 tlb_index_W;                                        /* 0x508 */
463         u64 tlb_vpn_RW;                                         /* 0x510 */
464         u64 tlb_rpn_RW;                                         /* 0x518 */
465         u8  pad_0x520_0x540[0x20];                              /* 0x520 */
466         u64 tlb_invalidate_entry_W;                             /* 0x540 */
467         u64 tlb_invalidate_all_W;                               /* 0x548 */
468         u8  pad_0x550_0x580[0x580 - 0x550];                     /* 0x550 */
469
470         /* SPU_MMU_ImplRegs: Implementation-dependent MMU registers */
471         u64 smm_hid;                                            /* 0x580 */
472 #define PAGE_SIZE_MASK          0xf000000000000000ull
473 #define PAGE_SIZE_16MB_64KB     0x2000000000000000ull
474         u8  pad_0x588_0x600[0x600 - 0x588];                     /* 0x588 */
475
476         /* MFC Status/Control Area */
477         u64 mfc_accr_RW;                                        /* 0x600 */
478 #define MFC_ACCR_EA_ACCESS_GET          (1 << 0)
479 #define MFC_ACCR_EA_ACCESS_PUT          (1 << 1)
480 #define MFC_ACCR_LS_ACCESS_GET          (1 << 3)
481 #define MFC_ACCR_LS_ACCESS_PUT          (1 << 4)
482         u8  pad_0x608_0x610[0x8];                               /* 0x608 */
483         u64 mfc_dsisr_RW;                                       /* 0x610 */
484 #define MFC_DSISR_PTE_NOT_FOUND         (1 << 30)
485 #define MFC_DSISR_ACCESS_DENIED         (1 << 27)
486 #define MFC_DSISR_ATOMIC                (1 << 26)
487 #define MFC_DSISR_ACCESS_PUT            (1 << 25)
488 #define MFC_DSISR_ADDR_MATCH            (1 << 22)
489 #define MFC_DSISR_LS                    (1 << 17)
490 #define MFC_DSISR_L                     (1 << 16)
491 #define MFC_DSISR_ADDRESS_OVERFLOW      (1 << 0)
492         u8  pad_0x618_0x620[0x8];                               /* 0x618 */
493         u64 mfc_dar_RW;                                         /* 0x620 */
494         u8  pad_0x628_0x700[0x700 - 0x628];                     /* 0x628 */
495
496         /* Replacement Management Table (RMT) Area */
497         u64 rmt_index_RW;                                       /* 0x700 */
498         u8  pad_0x708_0x710[0x8];                               /* 0x708 */
499         u64 rmt_data1_RW;                                       /* 0x710 */
500         u8  pad_0x718_0x800[0x800 - 0x718];                     /* 0x718 */
501
502         /* Control/Configuration Registers */
503         u64 mfc_dsir_R;                                         /* 0x800 */
504 #define MFC_DSIR_Q                      (1 << 31)
505 #define MFC_DSIR_SPU_QUEUE              MFC_DSIR_Q
506         u64 mfc_lsacr_RW;                                       /* 0x808 */
507 #define MFC_LSACR_COMPARE_MASK          ((~0ull) << 32)
508 #define MFC_LSACR_COMPARE_ADDR          ((~0ull) >> 32)
509         u64 mfc_lscrr_R;                                        /* 0x810 */
510 #define MFC_LSCRR_Q                     (1 << 31)
511 #define MFC_LSCRR_SPU_QUEUE             MFC_LSCRR_Q
512 #define MFC_LSCRR_QI_SHIFT              32
513 #define MFC_LSCRR_QI_MASK               ((~0ull) << MFC_LSCRR_QI_SHIFT)
514         u8  pad_0x818_0x820[0x8];                               /* 0x818 */
515         u64 mfc_tclass_id_RW;                                   /* 0x820 */
516 #define MFC_TCLASS_ID_ENABLE            (1L << 0L)
517 #define MFC_TCLASS_SLOT2_ENABLE         (1L << 5L)
518 #define MFC_TCLASS_SLOT1_ENABLE         (1L << 6L)
519 #define MFC_TCLASS_SLOT0_ENABLE         (1L << 7L)
520 #define MFC_TCLASS_QUOTA_2_SHIFT        8L
521 #define MFC_TCLASS_QUOTA_1_SHIFT        16L
522 #define MFC_TCLASS_QUOTA_0_SHIFT        24L
523 #define MFC_TCLASS_QUOTA_2_MASK         (0x1FL << MFC_TCLASS_QUOTA_2_SHIFT)
524 #define MFC_TCLASS_QUOTA_1_MASK         (0x1FL << MFC_TCLASS_QUOTA_1_SHIFT)
525 #define MFC_TCLASS_QUOTA_0_MASK         (0x1FL << MFC_TCLASS_QUOTA_0_SHIFT)
526         u8  pad_0x828_0x900[0x900 - 0x828];                     /* 0x828 */
527
528         /* Real Mode Support Registers */
529         u64 mfc_rm_boundary;                                    /* 0x900 */
530         u8  pad_0x908_0x938[0x30];                              /* 0x908 */
531         u64 smf_dma_signal_sel;                                 /* 0x938 */
532 #define mfc_dma1_mask_lsb       41
533 #define mfc_dma1_shift          (63 - mfc_dma1_mask_lsb)
534 #define mfc_dma1_mask           (0x3LL << mfc_dma1_shift)
535 #define mfc_dma1_bits           (0x1LL << mfc_dma1_shift)
536 #define mfc_dma2_mask_lsb       43
537 #define mfc_dma2_shift          (63 - mfc_dma2_mask_lsb)
538 #define mfc_dma2_mask           (0x3LL << mfc_dma2_shift)
539 #define mfc_dma2_bits           (0x1LL << mfc_dma2_shift)
540         u8  pad_0x940_0xa38[0xf8];                              /* 0x940 */
541         u64 smm_signal_sel;                                     /* 0xa38 */
542 #define smm_sig_mask_lsb        12
543 #define smm_sig_shift           (63 - smm_sig_mask_lsb)
544 #define smm_sig_mask            (0x3LL << smm_sig_shift)
545 #define smm_sig_bus0_bits       (0x2LL << smm_sig_shift)
546 #define smm_sig_bus2_bits       (0x1LL << smm_sig_shift)
547         u8  pad_0xa40_0xc00[0xc00 - 0xa40];                     /* 0xa40 */
548
549         /* DMA Command Error Area */
550         u64 mfc_cer_R;                                          /* 0xc00 */
551 #define MFC_CER_Q               (1 << 31)
552 #define MFC_CER_SPU_QUEUE       MFC_CER_Q
553         u8  pad_0xc08_0x1000[0x1000 - 0xc08];                   /* 0xc08 */
554
555         /* PV1_ImplRegs: Implementation-dependent privileged-state 1 regs */
556         /* DMA Command Error Area */
557         u64 spu_ecc_cntl_RW;                                    /* 0x1000 */
558 #define SPU_ECC_CNTL_E                  (1ull << 0ull)
559 #define SPU_ECC_CNTL_ENABLE             SPU_ECC_CNTL_E
560 #define SPU_ECC_CNTL_DISABLE            (~SPU_ECC_CNTL_E & 1L)
561 #define SPU_ECC_CNTL_S                  (1ull << 1ull)
562 #define SPU_ECC_STOP_AFTER_ERROR        SPU_ECC_CNTL_S
563 #define SPU_ECC_CONTINUE_AFTER_ERROR    (~SPU_ECC_CNTL_S & 2L)
564 #define SPU_ECC_CNTL_B                  (1ull << 2ull)
565 #define SPU_ECC_BACKGROUND_ENABLE       SPU_ECC_CNTL_B
566 #define SPU_ECC_BACKGROUND_DISABLE      (~SPU_ECC_CNTL_B & 4L)
567 #define SPU_ECC_CNTL_I_SHIFT            3ull
568 #define SPU_ECC_CNTL_I_MASK             (3ull << SPU_ECC_CNTL_I_SHIFT)
569 #define SPU_ECC_WRITE_ALWAYS            (~SPU_ECC_CNTL_I & 12L)
570 #define SPU_ECC_WRITE_CORRECTABLE       (1ull << SPU_ECC_CNTL_I_SHIFT)
571 #define SPU_ECC_WRITE_UNCORRECTABLE     (3ull << SPU_ECC_CNTL_I_SHIFT)
572 #define SPU_ECC_CNTL_D                  (1ull << 5ull)
573 #define SPU_ECC_DETECTION_ENABLE        SPU_ECC_CNTL_D
574 #define SPU_ECC_DETECTION_DISABLE       (~SPU_ECC_CNTL_D & 32L)
575         u64 spu_ecc_stat_RW;                                    /* 0x1008 */
576 #define SPU_ECC_CORRECTED_ERROR         (1ull << 0ul)
577 #define SPU_ECC_UNCORRECTED_ERROR       (1ull << 1ul)
578 #define SPU_ECC_SCRUB_COMPLETE          (1ull << 2ul)
579 #define SPU_ECC_SCRUB_IN_PROGRESS       (1ull << 3ul)
580 #define SPU_ECC_INSTRUCTION_ERROR       (1ull << 4ul)
581 #define SPU_ECC_DATA_ERROR              (1ull << 5ul)
582 #define SPU_ECC_DMA_ERROR               (1ull << 6ul)
583 #define SPU_ECC_STATUS_CNT_MASK         (256ull << 8)
584         u64 spu_ecc_addr_RW;                                    /* 0x1010 */
585         u64 spu_err_mask_RW;                                    /* 0x1018 */
586 #define SPU_ERR_ILLEGAL_INSTR           (1ull << 0ul)
587 #define SPU_ERR_ILLEGAL_CHANNEL         (1ull << 1ul)
588         u8  pad_0x1020_0x1028[0x1028 - 0x1020];                 /* 0x1020 */
589
590         /* SPU Debug-Trace Bus (DTB) Selection Registers */
591         u64 spu_trig0_sel;                                      /* 0x1028 */
592         u64 spu_trig1_sel;                                      /* 0x1030 */
593         u64 spu_trig2_sel;                                      /* 0x1038 */
594         u64 spu_trig3_sel;                                      /* 0x1040 */
595         u64 spu_trace_sel;                                      /* 0x1048 */
596 #define spu_trace_sel_mask              0x1f1fLL
597 #define spu_trace_sel_bus0_bits         0x1000LL
598 #define spu_trace_sel_bus2_bits         0x0010LL
599         u64 spu_event0_sel;                                     /* 0x1050 */
600         u64 spu_event1_sel;                                     /* 0x1058 */
601         u64 spu_event2_sel;                                     /* 0x1060 */
602         u64 spu_event3_sel;                                     /* 0x1068 */
603         u64 spu_trace_cntl;                                     /* 0x1070 */
604 } __attribute__ ((aligned(0x2000)));
605
606 #endif /* __KERNEL__ */
607 #endif