| hb_dsp_env_init | DSP environment initialization |
| hb_dsp_env_init_ex | DSP environment initialization and support command line parameters |
| hb_dsp_init_global_tm | Initialize the TileManager object on the DSP side |
| hb_get_global_tm | Get the TileManager object on the DSP side |
| hb_get_global_tm_buf | Get the idma buffer object in TileManager on the DSP side |
| hb_dsp_start | DSP thread starts and will not exit |
| hb_dsp_mem_map | Memory address mapping interface |
| hb_dsp_mem_unmap | Memory address unmapping interface |
| hb_dsp_register_fn | Register DSP op |
| hb_dsp_unregister_fn | Unregister DSP op |