1 /* 2 * rms_sh.h 3 * 4 * DSP-BIOS Bridge driver support functions for TI OMAP processors. 5 * 6 * DSP/BIOS Bridge Resource Manager Server shared definitions (used on both 7 * GPP and DSP sides). 8 * 9 * Copyright (C) 2008 Texas Instruments, Inc. 10 * 11 * This package is free software; you can redistribute it and/or modify 12 * it under the terms of the GNU General Public License version 2 as 13 * published by the Free Software Foundation. 14 * 15 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 17 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 18 */ 19 20 #ifndef RMS_SH_ 21 #define RMS_SH_ 22 23 #include <dspbridge/rmstypes.h> 24 25 /* Memory Types: */ 26 #define RMS_CODE 0 /* Program space */ 27 #define RMS_DATA 1 /* Data space */ 28 29 /* RM Server Command and Response Buffer Sizes: */ 30 #define RMS_COMMANDBUFSIZE 256 /* Size of command buffer */ 31 32 /* Pre-Defined Command/Response Codes: */ 33 #define RMS_EXIT 0x80000000 /* GPP->Node: shutdown */ 34 #define RMS_EXITACK 0x40000000 /* Node->GPP: ack shutdown */ 35 #define RMS_BUFDESC 0x20000000 /* Arg1 SM buf, Arg2 SM size */ 36 #define RMS_KILLTASK 0x10000000 /* GPP->Node: Kill Task */ 37 38 /* RM Server RPC Command Structure: */ 39 struct rms_command { 40 rms_word fxn; /* Server function address */ 41 rms_word arg1; /* First argument */ 42 rms_word arg2; /* Second argument */ 43 rms_word data; /* Function-specific data array */ 44 }; 45 46 /* 47 * The rms_strm_def structure defines the parameters for both input and output 48 * streams, and is passed to a node's create function. 49 */ 50 struct rms_strm_def { 51 rms_word bufsize; /* Buffer size (in DSP words) */ 52 rms_word nbufs; /* Max number of bufs in stream */ 53 rms_word segid; /* Segment to allocate buffers */ 54 rms_word align; /* Alignment for allocated buffers */ 55 rms_word timeout; /* Timeout (msec) for blocking calls */ 56 char name[1]; /* Device Name (terminated by '\0') */ 57 }; 58 59 /* Message node create args structure: */ 60 struct rms_msg_args { 61 rms_word max_msgs; /* Max # simultaneous msgs to node */ 62 rms_word segid; /* Mem segment for NODE_allocMsgBuf */ 63 rms_word notify_type; /* Type of message notification */ 64 rms_word arg_length; /* Length (in DSP chars) of arg data */ 65 rms_word arg_data; /* Arg data for node */ 66 }; 67 68 /* Partial task create args structure */ 69 struct rms_more_task_args { 70 rms_word priority; /* Task's runtime priority level */ 71 rms_word stack_size; /* Task's stack size */ 72 rms_word sysstack_size; /* Task's system stack size (55x) */ 73 rms_word stack_seg; /* Memory segment for task's stack */ 74 rms_word heap_addr; /* base address of the node memory heap in 75 * external memory (DSP virtual address) */ 76 rms_word heap_size; /* size in MAUs of the node memory heap in 77 * external memory */ 78 rms_word misc; /* Misc field. Not used for 'normal' 79 * task nodes; for xDAIS socket nodes 80 * specifies the IALG_Fxn pointer. 81 */ 82 /* # input STRM definition structures */ 83 rms_word num_input_streams; 84 }; 85 86 #endif /* RMS_SH_ */ 87