release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/tidspbridge/include/dspbridge/dbdefs.h

   1 /*
   2  * dbdefs.h
   3  *
   4  * DSP-BIOS Bridge driver support functions for TI OMAP processors.
   5  *
   6  * Global definitions and constants for DSP/BIOS Bridge.
   7  *
   8  * Copyright (C) 2005-2006 Texas Instruments, Inc.
   9  *
  10  * This package is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  *
  14  * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  15  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  16  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  17  */
  18
  19 #ifndef DBDEFS_
  20 #define DBDEFS_
  21
  22 #include <linux/types.h>
  23
  24 #include <dspbridge/rms_sh.h>   /* Types shared between GPP and DSP */
  25
  26 #define PG_SIZE4K 4096
  27 #define PG_MASK(pg_size) (~((pg_size)-1))
  28 #define PG_ALIGN_LOW(addr, pg_size) ((addr) & PG_MASK(pg_size))
  29 #define PG_ALIGN_HIGH(addr, pg_size) (((addr)+(pg_size)-1) & PG_MASK(pg_size))
  30
  31 /* API return value and calling convention */
  32 #define DBAPI                       int
  33
  34 /* Infinite time value for the utimeout parameter to DSPStream_Select() */
  35 #define DSP_FOREVER                 (-1)
  36
  37 /* Maximum length of node name, used in dsp_ndbprops */
  38 #define DSP_MAXNAMELEN              32
  39
  40 /* notify_type values for the RegisterNotify() functions. */
  41 #define DSP_SIGNALEVENT             0x00000001
  42
  43 /* Types of events for processors */
  44 #define DSP_PROCESSORSTATECHANGE    0x00000001
  45 #define DSP_PROCESSORATTACH         0x00000002
  46 #define DSP_PROCESSORDETACH         0x00000004
  47 #define DSP_PROCESSORRESTART        0x00000008
  48
  49 /* DSP exception events (DSP/BIOS and DSP MMU fault) */
  50 #define DSP_MMUFAULT                0x00000010
  51 #define DSP_SYSERROR                0x00000020
  52 #define DSP_EXCEPTIONABORT          0x00000300
  53 #define DSP_PWRERROR                0x00000080
  54 #define DSP_WDTOVERFLOW 0x00000040
  55
  56 /* IVA exception events (IVA MMU fault) */
  57 #define IVA_MMUFAULT                0x00000040
  58 /* Types of events for nodes */
  59 #define DSP_NODESTATECHANGE         0x00000100
  60 #define DSP_NODEMESSAGEREADY        0x00000200
  61
  62 /* Types of events for streams */
  63 #define DSP_STREAMDONE              0x00001000
  64 #define DSP_STREAMIOCOMPLETION      0x00002000
  65
  66 /* Handle definition representing the GPP node in DSPNode_Connect() calls */
  67 #define DSP_HGPPNODE                0xFFFFFFFF
  68
  69 /* Node directions used in DSPNode_Connect() */
  70 #define DSP_TONODE                  1
  71 #define DSP_FROMNODE                2
  72
  73 /* Define Node Minimum and Maximum Priorities */
  74 #define DSP_NODE_MIN_PRIORITY       1
  75 #define DSP_NODE_MAX_PRIORITY       15
  76
  77 /* Pre-Defined Message Command Codes available to user: */
  78 #define DSP_RMSUSERCODESTART RMS_USER   /* Start of RMS user cmd codes */
  79 /* end of user codes */
  80 #define DSP_RMSUSERCODEEND (RMS_USER + RMS_MAXUSERCODES);
  81 /* msg_ctrl contains SM buffer description */
  82 #define DSP_RMSBUFDESC RMS_BUFDESC
  83
  84 /* Shared memory identifier for MEM segment named "SHMSEG0" */
  85 #define DSP_SHMSEG0     (u32)(-1)
  86
  87 /* Processor ID numbers */
  88 #define DSP_UNIT    0
  89 #define IVA_UNIT    1
  90
  91 #define DSPWORD       unsigned char
  92 #define DSPWORDSIZE     sizeof(DSPWORD)
  93
  94 /* Power control enumerations */
  95 #define PROC_PWRCONTROL             0x8070
  96
  97 #define PROC_PWRMGT_ENABLE          (PROC_PWRCONTROL + 0x3)
  98 #define PROC_PWRMGT_DISABLE         (PROC_PWRCONTROL + 0x4)
  99
 100 /* Bridge Code Version */
 101 #define BRIDGE_VERSION_CODE         333
 102
 103 #define    MAX_PROFILES     16
 104
 105 /* DSP chip type */
 106 #define DSPTYPE64       0x99
 107
 108 /* Handy Macros */
 109 #define VALID_PROC_EVENT (DSP_PROCESSORSTATECHANGE | DSP_PROCESSORATTACH | \
 110         DSP_PROCESSORDETACH | DSP_PROCESSORRESTART | DSP_NODESTATECHANGE | \
 111         DSP_STREAMDONE | DSP_STREAMIOCOMPLETION | DSP_MMUFAULT | \
 112         DSP_SYSERROR | DSP_WDTOVERFLOW | DSP_PWRERROR)
 113
 114 static inline bool is_valid_proc_event(u32 x)
 115 {
 116         return (x == 0 || (x & VALID_PROC_EVENT && !(x & ~VALID_PROC_EVENT)));
 117 }
 118
 119 /* The Node UUID structure */
 120 struct dsp_uuid {
 121         u32 ul_data1;
 122         u16 us_data2;
 123         u16 us_data3;
 124         u8 uc_data4;
 125         u8 uc_data5;
 126         u8 uc_data6[6];
 127 };
 128
 129 /* DCD types */
 130 enum dsp_dcdobjtype {
 131         DSP_DCDNODETYPE,
 132         DSP_DCDPROCESSORTYPE,
 133         DSP_DCDLIBRARYTYPE,
 134         DSP_DCDCREATELIBTYPE,
 135         DSP_DCDEXECUTELIBTYPE,
 136         DSP_DCDDELETELIBTYPE,
 137         /* DSP_DCDMAXOBJTYPE is meant to be the last DCD object type */
 138         DSP_DCDMAXOBJTYPE
 139 };
 140
 141 /* Processor states */
 142 enum dsp_procstate {
 143         PROC_STOPPED,
 144         PROC_LOADED,
 145         PROC_RUNNING,
 146         PROC_ERROR
 147 };
 148
 149 /*
 150  *  Node types: Message node, task node, xDAIS socket node, and
 151  *  device node. _NODE_GPP is used when defining a stream connection
 152  *  between a task or socket node and the GPP.
 153  *
 154  */
 155 enum node_type {
 156         NODE_DEVICE,
 157         NODE_TASK,
 158         NODE_DAISSOCKET,
 159         NODE_MESSAGE,
 160         NODE_GPP
 161 };
 162
 163 /*
 164  *  ======== node_state ========
 165  *  Internal node states.
 166  */
 167 enum node_state {
 168         NODE_ALLOCATED,
 169         NODE_CREATED,
 170         NODE_RUNNING,
 171         NODE_PAUSED,
 172         NODE_DONE,
 173         NODE_CREATING,
 174         NODE_STARTING,
 175         NODE_PAUSING,
 176         NODE_TERMINATING,
 177         NODE_DELETING,
 178 };
 179
 180 /* Stream states */
 181 enum dsp_streamstate {
 182         STREAM_IDLE,
 183         STREAM_READY,
 184         STREAM_PENDING,
 185         STREAM_DONE
 186 };
 187
 188 /* Stream connect types */
 189 enum dsp_connecttype {
 190         CONNECTTYPE_NODEOUTPUT,
 191         CONNECTTYPE_GPPOUTPUT,
 192         CONNECTTYPE_NODEINPUT,
 193         CONNECTTYPE_GPPINPUT
 194 };
 195
 196 /* Stream mode types */
 197 enum dsp_strmmode {
 198         STRMMODE_PROCCOPY,      /* Processor(s) copy stream data payloads */
 199         STRMMODE_ZEROCOPY,      /* Strm buffer ptrs swapped no data copied */
 200         STRMMODE_LDMA,          /* Local DMA : OMAP's System-DMA device */
 201         STRMMODE_RDMA           /* Remote DMA: OMAP's DSP-DMA device */
 202 };
 203
 204 /* Resource Types */
 205 enum dsp_resourceinfotype {
 206         DSP_RESOURCE_DYNDARAM = 0,
 207         DSP_RESOURCE_DYNSARAM,
 208         DSP_RESOURCE_DYNEXTERNAL,
 209         DSP_RESOURCE_DYNSRAM,
 210         DSP_RESOURCE_PROCLOAD
 211 };
 212
 213 /* Memory Segment Types */
 214 enum dsp_memtype {
 215         DSP_DYNDARAM = 0,
 216         DSP_DYNSARAM,
 217         DSP_DYNEXTERNAL,
 218         DSP_DYNSRAM
 219 };
 220
 221 /* Memory Flush Types */
 222 enum dsp_flushtype {
 223         PROC_INVALIDATE_MEM = 0,
 224         PROC_WRITEBACK_MEM,
 225         PROC_WRITEBACK_INVALIDATE_MEM,
 226 };
 227
 228 /* Memory Segment Status Values */
 229 struct dsp_memstat {
 230         u32 ul_size;
 231         u32 ul_total_free_size;
 232         u32 ul_len_max_free_block;
 233         u32 ul_num_free_blocks;
 234         u32 ul_num_alloc_blocks;
 235 };
 236
 237 /* Processor Load information Values */
 238 struct dsp_procloadstat {
 239         u32 curr_load;
 240         u32 predicted_load;
 241         u32 curr_dsp_freq;
 242         u32 predicted_freq;
 243 };
 244
 245 /* Attributes for STRM connections between nodes */
 246 struct dsp_strmattr {
 247         u32 seg_id;             /* Memory segment on DSP to allocate buffers */
 248         u32 buf_size;           /* Buffer size (DSP words) */
 249         u32 num_bufs;           /* Number of buffers */
 250         u32 buf_alignment;      /* Buffer alignment */
 251         u32 utimeout;           /* Timeout for blocking STRM calls */
 252         enum dsp_strmmode strm_mode;    /* mode of stream when opened */
 253         /* DMA chnl id if dsp_strmmode is LDMA or RDMA */
 254         u32 udma_chnl_id;
 255         u32 udma_priority;      /* DMA channel priority 0=lowest, >0=high */
 256 };
 257
 258 /* The dsp_cbdata structure */
 259 struct dsp_cbdata {
 260         u32 cb_data;
 261         u8 node_data[1];
 262 };
 263
 264 /* The dsp_msg structure */
 265 struct dsp_msg {
 266         u32 dw_cmd;
 267         u32 dw_arg1;
 268         u32 dw_arg2;
 269 };
 270
 271 /* The dsp_resourcereqmts structure for node's resource requirements */
 272 struct dsp_resourcereqmts {
 273         u32 cb_struct;
 274         u32 static_data_size;
 275         u32 global_data_size;
 276         u32 program_mem_size;
 277         u32 uwc_execution_time;
 278         u32 uwc_period;
 279         u32 uwc_deadline;
 280         u32 avg_exection_time;
 281         u32 minimum_period;
 282 };
 283
 284 /*
 285  * The dsp_streamconnect structure describes a stream connection
 286  * between two nodes, or between a node and the GPP
 287  */
 288 struct dsp_streamconnect {
 289         u32 cb_struct;
 290         enum dsp_connecttype connect_type;
 291         u32 this_node_stream_index;
 292         void *connected_node;
 293         struct dsp_uuid ui_connected_node_id;
 294         u32 connected_node_stream_index;
 295 };
 296
 297 struct dsp_nodeprofs {
 298         u32 ul_heap_size;
 299 };
 300
 301 /* The dsp_ndbprops structure reports the attributes of a node */
 302 struct dsp_ndbprops {
 303         u32 cb_struct;
 304         struct dsp_uuid ui_node_id;
 305         char ac_name[DSP_MAXNAMELEN];
 306         enum node_type ntype;
 307         u32 cache_on_gpp;
 308         struct dsp_resourcereqmts dsp_resource_reqmts;
 309         s32 prio;
 310         u32 stack_size;
 311         u32 sys_stack_size;
 312         u32 stack_seg;
 313         u32 message_depth;
 314         u32 num_input_streams;
 315         u32 num_output_streams;
 316         u32 utimeout;
 317         u32 count_profiles;     /* Number of supported profiles */
 318         /* Array of profiles */
 319         struct dsp_nodeprofs node_profiles[MAX_PROFILES];
 320         u32 stack_seg_name;     /* Stack Segment Name */
 321 };
 322
 323         /* The dsp_nodeattrin structure describes the attributes of a
 324          * node client */
 325 struct dsp_nodeattrin {
 326         u32 cb_struct;
 327         s32 prio;
 328         u32 utimeout;
 329         u32 profile_id;
 330         /* Reserved, for Bridge Internal use only */
 331         u32 heap_size;
 332         void *pgpp_virt_addr;   /* Reserved, for Bridge Internal use only */
 333 };
 334
 335         /* The dsp_nodeinfo structure is used to retrieve information
 336          * about a node */
 337 struct dsp_nodeinfo {
 338         u32 cb_struct;
 339         struct dsp_ndbprops nb_node_database_props;
 340         u32 execution_priority;
 341         enum node_state ns_execution_state;
 342         void *device_owner;
 343         u32 number_streams;
 344         struct dsp_streamconnect sc_stream_connection[16];
 345         u32 node_env;
 346 };
 347
 348         /* The dsp_nodeattr structure describes the attributes of a node */
 349 struct dsp_nodeattr {
 350         u32 cb_struct;
 351         struct dsp_nodeattrin in_node_attr_in;
 352         u32 node_attr_inputs;
 353         u32 node_attr_outputs;
 354         struct dsp_nodeinfo node_info;
 355 };
 356
 357 /*
 358  *  Notification type: either the name of an opened event, or an event or
 359  *  window handle.
 360  */
 361 struct dsp_notification {
 362         char *ps_name;
 363         void *handle;
 364 };
 365
 366 /* The dsp_processorattrin structure describes the attributes of a processor */
 367 struct dsp_processorattrin {
 368         u32 cb_struct;
 369         u32 utimeout;
 370 };
 371 /*
 372  * The dsp_processorinfo structure describes basic capabilities of a
 373  * DSP processor
 374  */
 375 struct dsp_processorinfo {
 376         u32 cb_struct;
 377         int processor_family;
 378         int processor_type;
 379         u32 clock_rate;
 380         u32 ul_internal_mem_size;
 381         u32 ul_external_mem_size;
 382         u32 processor_id;
 383         int ty_running_rtos;
 384         s32 node_min_priority;
 385         s32 node_max_priority;
 386 };
 387
 388 /* Error information of last DSP exception signalled to the GPP */
 389 struct dsp_errorinfo {
 390         u32 dw_err_mask;
 391         u32 dw_val1;
 392         u32 dw_val2;
 393         u32 dw_val3;
 394 };
 395
 396 /* The dsp_processorstate structure describes the state of a DSP processor */
 397 struct dsp_processorstate {
 398         u32 cb_struct;
 399         enum dsp_procstate proc_state;
 400 };
 401
 402 /*
 403  * The dsp_resourceinfo structure is used to retrieve information about a
 404  * processor's resources
 405  */
 406 struct dsp_resourceinfo {
 407         u32 cb_struct;
 408         enum dsp_resourceinfotype resource_type;
 409         union {
 410                 u32 ul_resource;
 411                 struct dsp_memstat mem_stat;
 412                 struct dsp_procloadstat proc_load_stat;
 413         } result;
 414 };
 415
 416 /*
 417  * The dsp_streamattrin structure describes the attributes of a stream,
 418  * including segment and alignment of data buffers allocated with
 419  * DSPStream_AllocateBuffers(), if applicable
 420  */
 421 struct dsp_streamattrin {
 422         u32 cb_struct;
 423         u32 utimeout;
 424         u32 segment_id;
 425         u32 buf_alignment;
 426         u32 num_bufs;
 427         enum dsp_strmmode strm_mode;
 428         u32 udma_chnl_id;
 429         u32 udma_priority;
 430 };
 431
 432 /* The dsp_bufferattr structure describes the attributes of a data buffer */
 433 struct dsp_bufferattr {
 434         u32 cb_struct;
 435         u32 segment_id;
 436         u32 buf_alignment;
 437 };
 438
 439 /*
 440  *  The dsp_streaminfo structure is used to retrieve information
 441  *  about a stream.
 442  */
 443 struct dsp_streaminfo {
 444         u32 cb_struct;
 445         u32 number_bufs_allowed;
 446         u32 number_bufs_in_stream;
 447         u32 ul_number_bytes;
 448         void *sync_object_handle;
 449         enum dsp_streamstate ss_stream_state;
 450 };
 451
 452 /* DMM MAP attributes
 453 It is a bit mask with each bit value indicating a specific attribute
 454 bit 0 - GPP address type (user virtual=0, physical=1)
 455 bit 1 - MMU Endianism (Big Endian=1, Little Endian=0)
 456 bit 2 - MMU mixed page attribute (Mixed/ CPUES=1, TLBES =0)
 457 bit 3 - MMU element size = 8bit (valid only for non mixed page entries)
 458 bit 4 - MMU element size = 16bit (valid only for non mixed page entries)
 459 bit 5 - MMU element size = 32bit (valid only for non mixed page entries)
 460 bit 6 - MMU element size = 64bit (valid only for non mixed page entries)
 461
 462 bit 14 - Input (read only) buffer
 463 bit 15 - Output (writeable) buffer
 464 */
 465
 466 /* Types of mapping attributes */
 467
 468 /* MPU address is virtual and needs to be translated to physical addr */
 469 #define DSP_MAPVIRTUALADDR          0x00000000
 470 #define DSP_MAPPHYSICALADDR         0x00000001
 471
 472 /* Mapped data is big endian */
 473 #define DSP_MAPBIGENDIAN            0x00000002
 474 #define DSP_MAPLITTLEENDIAN         0x00000000
 475
 476 /* Element size is based on DSP r/w access size */
 477 #define DSP_MAPMIXEDELEMSIZE        0x00000004
 478
 479 /*
 480  * Element size for MMU mapping (8, 16, 32, or 64 bit)
 481  * Ignored if DSP_MAPMIXEDELEMSIZE enabled
 482  */
 483 #define DSP_MAPELEMSIZE8            0x00000008
 484 #define DSP_MAPELEMSIZE16           0x00000010
 485 #define DSP_MAPELEMSIZE32           0x00000020
 486 #define DSP_MAPELEMSIZE64           0x00000040
 487
 488 #define DSP_MAPVMALLOCADDR         0x00000080
 489
 490 #define DSP_MAPDONOTLOCK           0x00000100
 491
 492 #define DSP_MAP_DIR_MASK                0x3FFF
 493
 494 #define GEM_CACHE_LINE_SIZE     128
 495 #define GEM_L1P_PREFETCH_SIZE   128
 496
 497 /*
 498  * Definitions from dbreg.h
 499  */
 500
 501 #define DSPPROCTYPE_C64         6410
 502 #define IVAPROCTYPE_ARM7        470
 503
 504 #define REG_MGR_OBJECT  1
 505 #define REG_DRV_OBJECT  2
 506
 507 /* registry */
 508 #define DRVOBJECT       "DrvObject"
 509 #define MGROBJECT       "MgrObject"
 510
 511 /* Max registry path length. Also the max registry value length. */
 512 #define MAXREGPATHLENGTH        255
 513
 514 #endif /* DBDEFS_ */