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/*
* rms_sh.h
*
* DSP-BIOS Bridge driver support functions for TI OMAP processors.
*
* DSP/BIOS Bridge Resource Manager Server shared definitions (used on both
* GPP and DSP sides).
*
* Copyright (C) 2008 Texas Instruments, Inc.
*
* This package is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#ifndef RMS_SH_
#define RMS_SH_
#include <dspbridge/rmstypes.h>
/* Node Types: */
#define RMS_TASK 1 /* Task node */
#define RMS_DAIS 2 /* xDAIS socket node */
#define RMS_MSG 3 /* Message node */
/* Memory Types: */
#define RMS_CODE 0 /* Program space */
#define RMS_DATA 1 /* Data space */
#define RMS_IO 2 /* I/O space */
/* RM Server Command and Response Buffer Sizes: */
#define RMS_COMMANDBUFSIZE 256 /* Size of command buffer */
#define RMS_RESPONSEBUFSIZE 16 /* Size of response buffer */
/* Pre-Defined Command/Response Codes: */
#define RMS_EXIT 0x80000000 /* GPP->Node: shutdown */
#define RMS_EXITACK 0x40000000 /* Node->GPP: ack shutdown */
#define RMS_BUFDESC 0x20000000 /* Arg1 SM buf, Arg2 SM size */
#define RMS_KILLTASK 0x10000000 /* GPP->Node: Kill Task */
#define RMS_USER 0x0 /* Start of user-defined msg codes */
#define RMS_MAXUSERCODES 0xfff /* Maximum user defined C/R Codes */
/* RM Server RPC Command Structure: */
struct rms_command {
rms_word fxn; /* Server function address */
rms_word arg1; /* First argument */
rms_word arg2; /* Second argument */
rms_word data; /* Function-specific data array */
};
/*
* The rms_strm_def structure defines the parameters for both input and output
* streams, and is passed to a node's create function.
*/
struct rms_strm_def {
rms_word bufsize; /* Buffer size (in DSP words) */
rms_word nbufs; /* Max number of bufs in stream */
rms_word segid; /* Segment to allocate buffers */
rms_word align; /* Alignment for allocated buffers */
rms_word timeout; /* Timeout (msec) for blocking calls */
char name[1]; /* Device Name (terminated by '\0') */
};
/* Message node create args structure: */
struct rms_msg_args {
rms_word max_msgs; /* Max # simultaneous msgs to node */
rms_word segid; /* Mem segment for NODE_allocMsgBuf */
rms_word notify_type; /* Type of message notification */
rms_word arg_length; /* Length (in DSP chars) of arg data */
rms_word arg_data; /* Arg data for node */
};
/* Partial task create args structure */
struct rms_more_task_args {
rms_word priority; /* Task's runtime priority level */
rms_word stack_size; /* Task's stack size */
rms_word sysstack_size; /* Task's system stack size (55x) */
rms_word stack_seg; /* Memory segment for task's stack */
rms_word heap_addr; /* base address of the node memory heap in
* external memory (DSP virtual address) */
rms_word heap_size; /* size in MAUs of the node memory heap in
* external memory */
rms_word misc; /* Misc field. Not used for 'normal'
* task nodes; for xDAIS socket nodes
* specifies the IALG_Fxn pointer.
*/
/* # input STRM definition structures */
rms_word num_input_streams;
};
#endif /* RMS_SH_ */
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