text: /*
      bt878.h - Bt878 audio module (register offsets)
  
      Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de>
  
      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.
  */
  
  #ifndef _BT878_H_
  #define _BT878_H_
  
  #include <linux/interrupt.h>
  #include <linux/pci.h>
  #include <linux/sched.h>
  #include <linux/spinlock.h>
  #include <linux/mutex.h>
  
  #include "bt848.h"
  #include "bttv.h"
  
  #define BT878_VERSION_CODE 0x000000
  
  #define BT878_AINT_STAT		0x100
  #define BT878_ARISCS		(0xf<<28)
  #define BT878_ARISC_EN		(1<<27)
  #define BT878_ASCERR		(1<<19)
  #define BT878_AOCERR		(1<<18)
  #define BT878_APABORT		(1<<17)
  #define BT878_ARIPERR		(1<<16)
  #define BT878_APPERR		(1<<15)
  #define BT878_AFDSR		(1<<14)
  #define BT878_AFTRGT		(1<<13)
  #define BT878_AFBUS		(1<<12)
  #define BT878_ARISCI		(1<<11)
  #define BT878_AOFLOW		(1<<3)
  
  #define BT878_AINT_MASK		0x104
  
  #define BT878_AGPIO_DMA_CTL	0x10c
  #define BT878_A_GAIN		(0xf<<28)
  #define BT878_A_G2X		(1<<27)
  #define BT878_A_PWRDN		(1<<26)
  #define BT878_A_SEL		(3<<24)
  #define BT878_DA_SCE		(1<<23)
  #define BT878_DA_LRI		(1<<22)
  #define BT878_DA_MLB		(1<<21)
  #define BT878_DA_LRD		(0x1f<<16)
  #define BT878_DA_DPM		(1<<15)
  #define BT878_DA_SBR		(1<<14)
  #define BT878_DA_ES2		(1<<13)
  #define BT878_DA_LMT		(1<<12)
  #define BT878_DA_SDR		(0xf<<8)
  #define BT878_DA_IOM		(3<<6)
  #define BT878_DA_APP		(1<<5)
  #define BT878_ACAP_EN		(1<<4)
  #define BT878_PKTP		(3<<2)
  #define BT878_RISC_EN		(1<<1)
  #define BT878_FIFO_EN		1
  
  #define BT878_APACK_LEN		0x110
  #define BT878_AFP_LEN		(0xff<<16)
  #define BT878_ALP_LEN		0xfff
  
  #define BT878_ARISC_START	0x114
  
  #define BT878_ARISC_PC		0x120
  
  /* BT878 FUNCTION 0 REGISTERS */
  #define BT878_GPIO_DMA_CTL	0x10c
  
  /* Interrupt register */
  #define BT878_INT_STAT		0x100
  #define BT878_INT_MASK		0x104
  #define BT878_I2CRACK		(1<<25)
  #define BT878_I2CDONE		(1<<8)
  
  #define BT878_MAX 4
  
  #define BT878_RISC_SYNC_MASK	(1 << 15)
  
  
  #define BTTV_BOARD_UNKNOWN                 0x00
  #define BTTV_BOARD_PINNACLESAT             0x5e
  #define BTTV_BOARD_NEBULA_DIGITV           0x68
  #define BTTV_BOARD_PC_HDTV                 0x70
  #define BTTV_BOARD_TWINHAN_DST             0x71
  #define BTTV_BOARD_AVDVBT_771              0x7b
  #define BTTV_BOARD_AVDVBT_761              0x7c
  #define BTTV_BOARD_DVICO_DVBT_LITE         0x80
  #define BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE 0x87
  
  extern int bt878_num;
  
  struct bt878 {
  	struct mutex gpio_lock;
  	unsigned int nr;
  	unsigned int bttv_nr;
  	struct i2c_adapter *adapter;
  	struct pci_dev *dev;
  	unsigned int id;
  	unsigned int TS_Size;
  	unsigned char revision;
  	unsigned int irq;
  	unsigned long bt878_adr;
  	volatile void __iomem *bt878_mem; /* function 1 */
  
  	volatile u32 finished_block;
  	volatile u32 last_block;
  	u32 block_count;
  	u32 block_bytes;
  	u32 line_bytes;
  	u32 line_count;
  
  	u32 buf_size;
  	u8 *buf_cpu;
  	dma_addr_t buf_dma;
  
  	u32 risc_size;
  	__le32 *risc_cpu;
  	dma_addr_t risc_dma;
  	u32 risc_pos;
  
  	struct tasklet_struct tasklet;
  	int shutdown;
  };
  
  extern struct bt878 bt878[BT878_MAX];
  
  void bt878_start(struct bt878 *bt, u32 controlreg, u32 op_sync_orin,
  		u32 irq_err_ignore);
  void bt878_stop(struct bt878 *bt);
  
  #if defined(__powerpc__)	/* big-endian */
  static inline void io_st_le32(volatile unsigned __iomem *addr, unsigned val)
  {
  	st_le32(addr, val);
  	eieio();
  }
  
  #define bmtwrite(dat,adr)  io_st_le32((adr),(dat))
  #define bmtread(adr)       ld_le32((adr))
  #else
  #define bmtwrite(dat,adr)  writel((dat), (adr))
  #define bmtread(adr)       readl(adr)
  #endif
  
  #endif
  