2010-04-21 18:17:39 +02:00
/*****************************************************************************
AudioScience HPI driver
2011-12-22 13:38:32 +13:00
Copyright ( C ) 1997 - 2011 AudioScience Inc . < support @ audioscience . com >
2010-04-21 18:17:39 +02:00
This program is free software ; you can redistribute it and / or modify
it under the terms of version 2 of the GNU General Public License as
published by the Free Software Foundation ;
This program is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
GNU General Public License for more details .
You should have received a copy of the GNU General Public License
along with this program ; if not , write to the Free Software
Foundation , Inc . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
Public declarations for DSP Proramming Interface to TI C6701
Shared between hpi6000 . c and DSP code
( C ) Copyright AudioScience Inc . 1998 - 2003
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
# ifndef _HPI6000_H_
# define _HPI6000_H_
# define HPI_NMIXER_CONTROLS 200
/*
* Control caching is always supported in the HPI code .
* The DSP should make sure that dwControlCacheSizeInBytes is initialized to 0
* during boot to make it in - active .
*/
struct hpi_hif_6000 {
u32 host_cmd ;
u32 dsp_ack ;
u32 address ;
u32 length ;
u32 message_buffer_address ;
u32 response_buffer_address ;
u32 dsp_number ;
u32 adapter_info ;
u32 control_cache_is_dirty ;
u32 control_cache_address ;
u32 control_cache_size_in_bytes ;
u32 control_cache_count ;
} ;
# define HPI_HIF_PACK_ADAPTER_INFO(adapter, version_major, version_minor) \
( ( adapter < < 16 ) | ( version_major < < 8 ) | version_minor )
# define HPI_HIF_ADAPTER_INFO_EXTRACT_ADAPTER(adapterinfo) \
( ( adapterinfo > > 16 ) & 0xffff )
# define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MAJOR(adapterinfo) \
( ( adapterinfo > > 8 ) & 0xff )
# define HPI_HIF_ADAPTER_INFO_EXTRACT_HWVERSION_MINOR(adapterinfo) \
( adapterinfo & 0xff )
/* Command/status exchanged between host and DSP */
# define HPI_HIF_IDLE 0
# define HPI_HIF_SEND_MSG 1
# define HPI_HIF_GET_RESP 2
# define HPI_HIF_DATA_MASK 0x10
# define HPI_HIF_SEND_DATA 0x13
# define HPI_HIF_GET_DATA 0x14
# define HPI_HIF_SEND_DONE 5
# define HPI_HIF_RESET 9
# endif /* _HPI6000_H_ */
