asic.h
上传用户:aoeyumen
上传日期:2007-01-06
资源大小:3329k
文件大小:3k
- /*
- **********************************************************************
- *
- * Copyright 1999, 2000 Creative Labs, Inc.
- *
- **********************************************************************
- *
- * Date Author Summary of changes
- * ---- ------ ------------------
- * October 20, 1999 Andrew de Quincey Rewrote and extended
- * Lucien Murray-Pitts original incomplete
- * driver.
- *
- * April 18, 1999 Andrew Veliath Original Driver
- * implementation
- *
- **********************************************************************
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * 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., 675 Mass Ave, Cambridge, MA 02139,
- * USA.
- *
- **********************************************************************
- */
- /**
- *
- * Overall driver for the Creative DXR2 card
- * Functions for accessing the Creative ASIC
- *
- */
- #ifndef __ASIC_H__
- #define __ASIC_H__
- #include <dxr2.h>
- /**
- *
- * Initialise the ASIC
- *
- * @param instance dxr2 instance to use
- *
- * @return 0 on success, <0 on failure
- *
- */
- extern int dxr2_asic_init(dxr2_t* instance);
- /**
- *
- * Set the ASIC to the supplied value
- *
- * @param instance DXR2 instance to use
- * @param val value to write
- *
- */
- extern void dxr2_asic_set_reg(dxr2_t* instance, int val);
- /**
- *
- * Set specified bits of the ASIC
- *
- * @param instance DXR2 instance to use
- * @param bitmask Bitmask of bits to set
- * @param valuemask Values of the bits in the bitmask
- *
- */
- extern void dxr2_asic_set_bits(dxr2_t* instance, int bitmask, int valuemask);
- /**
- *
- * Set the i2c bus into normal mode
- *
- * @param instance DXR2 instance to use
- *
- */
- extern void dxr2_asic_set_i2c_normal_mode(dxr2_t* instance);
- /**
- *
- * Set the i2c bus into PCM1723 mode
- *
- * @param instance DXR2 instance to use
- *
- */
- extern void dxr2_asic_set_i2c_pcm_mode(dxr2_t* instance);
- #endif