1/***************************************************************************** 2 3 AudioScience HPI driver 4 Copyright (C) 1997-2010 AudioScience Inc. <support@audioscience.com> 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of version 2 of the GNU General Public License as 8 published by the Free Software Foundation; 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, write to the Free Software 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 18 19Public declarations for DSP Proramming Interface to TI C6701 20 21Shared between hpi6000.c and DSP code 22 23(C) Copyright AudioScience Inc. 1998-2003 24******************************************************************************/ 25 26#ifndef _HPI6000_H_ 27#define _HPI6000_H_ 28 29#define HPI_NMIXER_CONTROLS 200 30 31/* 32 * Control caching is always supported in the HPI code. 33 * The DSP should make sure that dwControlCacheSizeInBytes is initialized to 0 34 * during boot to make it in-active. 35 */ 36struct hpi_hif_6000 { 37 u32 host_cmd; 38 u32 dsp_ack; 39 u32 address; 40 u32 length; 41 u32 message_buffer_address; 42 u32 response_buffer_address; 43 u32 dsp_number; 44 u32 adapter_info; 45 u32 control_cache_is_dirty; 46 u32 control_cache_address; 47 u32 control_cache_size_in_bytes; 48 u32 control_cache_count; 49}; 50 51#define HPI_HIF_PACK_ADAPTER_INFO(adapter, version_major, version_minor) \ 52 ((adapter << 16) | (version_major << 8) | version_minor) 53#define HPI_HIF_ADAPTER_INFO_EXTRACT_ADAPTER(adapterinfo) \ 54 ((adapterinfo >> 16) & 0xffff) 55#define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MAJOR(adapterinfo) \ 56 ((adapterinfo >> 8) & 0xff) 57#define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MINOR(adapterinfo) \ 58 (adapterinfo & 0xff) 59 60/* Command/status exchanged between host and DSP */ 61#define HPI_HIF_IDLE 0 62#define HPI_HIF_SEND_MSG 1 63#define HPI_HIF_GET_RESP 2 64#define HPI_HIF_DATA_MASK 0x10 65#define HPI_HIF_SEND_DATA 0x13 66#define HPI_HIF_GET_DATA 0x14 67#define HPI_HIF_SEND_DONE 5 68#define HPI_HIF_RESET 9 69 70#endif /* _HPI6000_H_ */ 71