atlasii.h

Centrality Atlas II development software

/*
 * $QNXLicenseC: 
 * Copyright 2007,2008, QNX Software Systems.  
 *  
 * Licensed under the Apache License, Version 2.0 (the "License"). You  
 * may not reproduce, modify or distribute this software except in  
 * compliance with the License. You may obtain a copy of the License  
 * at: http://www.apache.org/licenses/LICENSE-2.0  
 *  
 * Unless required by applicable law or agreed to in writing, software  
 * distributed under the License is distributed on an "AS IS" basis,  
 * WITHOUT WARRANTIES OF ANY KIND, either express or implied. 
 * 
 * This file may contain contributions from others, either as  
 * contributors under the License or as licensors under other terms.   
 * Please review this entire file for other proprietary rights or license  
 * notices, as well as the QNX Development Suite License Guide at  
 * http://licensing.qnx.com/license-guide/ for other information. 
 * $ 
 */

#ifndef __ATLASII_H
#define __ATLASII_H

/*
 *  Definitions for ATLASII chip
 */

struct	atlasii_card;
#define  HW_CONTEXT_T struct atlasii_card
#define  PCM_SUBCHN_CONTEXT_T ado_pcm_subchn_t
#include <audio_driver.h>
#include <mixer/ac97_dll.h>

#define NANOSPIN_TIME					1000
#define AC97_INITDEV_TO					1000

#define ATLASII_AC97_BASE				0x80060000

#define ATLASII_DMA_BASE				0xB0000000
#define ATLASII_DMA_INT_NUM				100

#define PWRCLK_DMA_EN					(1 << 2)    //  DMA Controller clock enable
#define PWRCLK_CODEC_EN     			(1 << 8)    //  CODEC clock enable
#define PWRCLK_IO_EN        			(1 << 21)   //  I/O clock enable

typedef volatile uint32_t	vuint32_t;

typedef struct {
	vuint32_t				rSHARE;
	vuint32_t				rUDA_CTRL;
	vuint32_t				__filler0[5];
	vuint32_t				rCTRL;
	vuint32_t				rCMD;
	vuint32_t				rRTAGH;
	vuint32_t				rSTATUS;
	vuint32_t				rREG_OK;
	vuint32_t				rSLOT12_DATA;
	vuint32_t				rTXSLOT_EN;
	vuint32_t				rRXSLOT_EN;
	vuint32_t				__filler1[721];
	vuint32_t				rTX_AUX_DMA_IO_CTRL;
	vuint32_t				r__filler2;
	vuint32_t				rTX_AUX_FIFO_CTRL;
	vuint32_t				rTX_AUX_FIFO_LEVEL_CHK;
	vuint32_t				rTX_AUX_FIFO_OP;
	vuint32_t				rTX_AUX_FIFO_STS;	
	vuint32_t				rTX_AUX_FIFO_INT_EN;
	vuint32_t				__filler3[9];
	vuint32_t				rRX_AUX_DMA_IO_CTRL;
	vuint32_t				r__filler4;
	vuint32_t				rRX_AUX_FIFO_CTRL;
	vuint32_t				rRX_AUX_FIFO_LEVEL_CHK;
	vuint32_t				rRX_AUX_FIFO_OP;
	vuint32_t				rRX_AUX_FIFO_STS;	
	vuint32_t				rRX_AUX_FIFO_INT_EN;
	vuint32_t				__filler5[233];
	vuint32_t				rTX_DMA_IO_CTRL;
	vuint32_t				r__filler6;
	vuint32_t				rTX_FIFO_CTRL;
	vuint32_t				rTX_FIFO_LEVEL_CHK;
	vuint32_t				rTX_FIFO_OP;
	vuint32_t				rTX_FIFO_STS;	
	vuint32_t				rTX_FIFO_INT_EN;
	vuint32_t				__filler7[9];
	vuint32_t				rRX_DMA_IO_CTRL;
	vuint32_t				r__filler8;
	vuint32_t				rRX_FIFO_CTRL;
	vuint32_t				rRX_FIFO_LEVEL_CHK;
	vuint32_t				rRX_FIFO_OP;
	vuint32_t				rRX_FIFO_STS;	
	vuint32_t				rRX_FIFO_INT_EN;
}ac97_t;

typedef struct {
	vuint32_t	rADDR;									// 00
	vuint32_t	rXLEN;									// 04
	vuint32_t	rYLEN;									// 08
	vuint32_t	rCTRL;									// 0C
} dma_reg_t;

/*DMA common reg offset*/
#define ATLASII_DMA_COMMON_OFF				0x100

typedef struct {
	vuint32_t	rWIDTH0;								// 00
	vuint32_t	rWIDTH1;								// 04
	vuint32_t	rWIDTH2;								// 08
	vuint32_t	rWIDTH3;								// 0C
	vuint32_t	rCH_VALID;								// 10
	vuint32_t	rCH_INT;								// 14
	vuint32_t	rINT_EN;								// 18
	vuint32_t	rCH_DSP_CTRL;							// 14
	vuint32_t	rCH_LOOP_CTRL;							// 18
} dma_common_reg_t;

typedef struct stream {
	uint32_t			dma_ch;
	uint32_t            dma_irq;
	ado_pcm_cap_t       pcm_caps;
	ado_pcm_hw_t        pcm_funcs;
	dma_reg_t           *dma;
	ado_pcm_subchn_t    *pcm_subchn;
	ado_pcm_config_t    *pcm_config;
	uint32_t            pcm_cur_frag;
}stream_t;

struct atlasii_card {
	uint32_t						atlasii_base;
	uint32_t						dma_base;
	uint32_t						ctrl_irq;	

	ado_mutex_t						hw_lock;
	ado_pcm_t 						*pcm1;
	ado_mixer_t						*mixer;
	ado_mixer_dll_callbacks_ac97_t	mixer_cb;

	ac97_t							*ac97_ctrl;
	dma_common_reg_t				*common_dma;
	stream_t						play_strm;
	stream_t						cap_strm;
};
typedef struct atlasii_card atlasii_t;

#endif