| /* |
| * nodepriv.h |
| * |
| * DSP-BIOS Bridge driver support functions for TI OMAP processors. |
| * |
| * Private node header shared by NODE and DISP. |
| * |
| * Copyright (C) 2005-2006 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 NODEPRIV_ |
| #define NODEPRIV_ |
| |
| #include <dspbridge/strmdefs.h> |
| #include <dspbridge/nodedefs.h> |
| #include <dspbridge/nldrdefs.h> |
| |
| /* DSP address of node environment structure */ |
| typedef u32 nodeenv; |
| |
| /* |
| * Node create structures |
| */ |
| |
| /* Message node */ |
| struct node_msgargs { |
| u32 max_msgs; /* Max # of simultaneous messages for node */ |
| u32 seg_id; /* Segment for allocating message buffers */ |
| u32 notify_type; /* Notify type (SEM_post, SWI_post, etc.) */ |
| u32 arg_length; /* Length in 32-bit words of arg data block */ |
| u8 *pdata; /* Argument data for node */ |
| }; |
| |
| struct node_strmdef { |
| u32 buf_size; /* Size of buffers for SIO stream */ |
| u32 num_bufs; /* max # of buffers in SIO stream at once */ |
| u32 seg_id; /* Memory segment id to allocate buffers */ |
| u32 timeout; /* Timeout for blocking SIO calls */ |
| u32 buf_alignment; /* Buffer alignment */ |
| char *sz_device; /* Device name for stream */ |
| }; |
| |
| /* Task node */ |
| struct node_taskargs { |
| struct node_msgargs node_msg_args; |
| s32 prio; |
| u32 stack_size; |
| u32 sys_stack_size; |
| u32 stack_seg; |
| u32 dsp_heap_res_addr; /* DSP virtual heap address */ |
| u32 dsp_heap_addr; /* DSP virtual heap address */ |
| u32 heap_size; /* Heap size */ |
| u32 gpp_heap_addr; /* GPP virtual heap address */ |
| u32 profile_id; /* Profile ID */ |
| u32 num_inputs; |
| u32 num_outputs; |
| u32 dais_arg; /* Address of iAlg object */ |
| struct node_strmdef *strm_in_def; |
| struct node_strmdef *strm_out_def; |
| }; |
| |
| /* |
| * ======== node_createargs ======== |
| */ |
| struct node_createargs { |
| union { |
| struct node_msgargs node_msg_args; |
| struct node_taskargs task_arg_obj; |
| } asa; |
| }; |
| |
| /* |
| * ======== node_get_channel_id ======== |
| * Purpose: |
| * Get the channel index reserved for a stream connection between the |
| * host and a node. This index is reserved when node_connect() is called |
| * to connect the node with the host. This index should be passed to |
| * the CHNL_Open function when the stream is actually opened. |
| * Parameters: |
| * hnode: Node object allocated from node_allocate(). |
| * dir: Input (DSP_TONODE) or output (DSP_FROMNODE). |
| * index: Stream index. |
| * chan_id: Location to store channel index. |
| * Returns: |
| * 0: Success. |
| * -EFAULT: Invalid hnode. |
| * -EPERM: Not a task or DAIS socket node. |
| * -EINVAL: The node's stream corresponding to index and dir |
| * is not a stream to or from the host. |
| * Requires: |
| * node_init(void) called. |
| * Valid dir. |
| * chan_id != NULL. |
| * Ensures: |
| */ |
| extern int node_get_channel_id(struct node_object *hnode, |
| u32 dir, u32 index, u32 *chan_id); |
| |
| /* |
| * ======== node_get_strm_mgr ======== |
| * Purpose: |
| * Get the STRM manager for a node. |
| * Parameters: |
| * hnode: Node allocated with node_allocate(). |
| * strm_man: Location to store STRM manager on output. |
| * Returns: |
| * 0: Success. |
| * -EFAULT: Invalid hnode. |
| * Requires: |
| * strm_man != NULL. |
| * Ensures: |
| */ |
| extern int node_get_strm_mgr(struct node_object *hnode, |
| struct strm_mgr **strm_man); |
| |
| /* |
| * ======== node_get_timeout ======== |
| * Purpose: |
| * Get the timeout value of a node. |
| * Parameters: |
| * hnode: Node allocated with node_allocate(), or DSP_HGPPNODE. |
| * Returns: |
| * Node's timeout value. |
| * Requires: |
| * Valid hnode. |
| * Ensures: |
| */ |
| extern u32 node_get_timeout(struct node_object *hnode); |
| |
| /* |
| * ======== node_get_type ======== |
| * Purpose: |
| * Get the type (device, message, task, or XDAIS socket) of a node. |
| * Parameters: |
| * hnode: Node allocated with node_allocate(), or DSP_HGPPNODE. |
| * Returns: |
| * Node type: NODE_DEVICE, NODE_TASK, NODE_XDAIS, or NODE_GPP. |
| * Requires: |
| * Valid hnode. |
| * Ensures: |
| */ |
| extern enum node_type node_get_type(struct node_object *hnode); |
| |
| /* |
| * ======== get_node_info ======== |
| * Purpose: |
| * Get node information without holding semaphore. |
| * Parameters: |
| * hnode: Node allocated with node_allocate(), or DSP_HGPPNODE. |
| * Returns: |
| * Node info: priority, device owner, no. of streams, execution state |
| * NDB properties. |
| * Requires: |
| * Valid hnode. |
| * Ensures: |
| */ |
| extern void get_node_info(struct node_object *hnode, |
| struct dsp_nodeinfo *node_info); |
| |
| /* |
| * ======== node_get_load_type ======== |
| * Purpose: |
| * Get the load type (dynamic, overlay, static) of a node. |
| * Parameters: |
| * hnode: Node allocated with node_allocate(), or DSP_HGPPNODE. |
| * Returns: |
| * Node type: NLDR_DYNAMICLOAD, NLDR_OVLYLOAD, NLDR_STATICLOAD |
| * Requires: |
| * Valid hnode. |
| * Ensures: |
| */ |
| extern enum nldr_loadtype node_get_load_type(struct node_object *hnode); |
| |
| #endif /* NODEPRIV_ */ |