1/* 2 bt878.h - Bt878 audio module (register offsets) 3 4 Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@htp-tel.de> 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19*/ 20 21#ifndef _BT878_H_ 22#define _BT878_H_ 23 24#include <linux/interrupt.h> 25#include <linux/pci.h> 26#include <linux/sched.h> 27#include <linux/spinlock.h> 28#include <linux/mutex.h> 29 30#include "bt848.h" 31#include "bttv.h" 32 33#define BT878_VERSION_CODE 0x000000 34 35#define BT878_AINT_STAT 0x100 36#define BT878_ARISCS (0xf<<28) 37#define BT878_ARISC_EN (1<<27) 38#define BT878_ASCERR (1<<19) 39#define BT878_AOCERR (1<<18) 40#define BT878_APABORT (1<<17) 41#define BT878_ARIPERR (1<<16) 42#define BT878_APPERR (1<<15) 43#define BT878_AFDSR (1<<14) 44#define BT878_AFTRGT (1<<13) 45#define BT878_AFBUS (1<<12) 46#define BT878_ARISCI (1<<11) 47#define BT878_AOFLOW (1<<3) 48 49#define BT878_AINT_MASK 0x104 50 51#define BT878_AGPIO_DMA_CTL 0x10c 52#define BT878_A_GAIN (0xf<<28) 53#define BT878_A_G2X (1<<27) 54#define BT878_A_PWRDN (1<<26) 55#define BT878_A_SEL (3<<24) 56#define BT878_DA_SCE (1<<23) 57#define BT878_DA_LRI (1<<22) 58#define BT878_DA_MLB (1<<21) 59#define BT878_DA_LRD (0x1f<<16) 60#define BT878_DA_DPM (1<<15) 61#define BT878_DA_SBR (1<<14) 62#define BT878_DA_ES2 (1<<13) 63#define BT878_DA_LMT (1<<12) 64#define BT878_DA_SDR (0xf<<8) 65#define BT878_DA_IOM (3<<6) 66#define BT878_DA_APP (1<<5) 67#define BT878_ACAP_EN (1<<4) 68#define BT878_PKTP (3<<2) 69#define BT878_RISC_EN (1<<1) 70#define BT878_FIFO_EN 1 71 72#define BT878_APACK_LEN 0x110 73#define BT878_AFP_LEN (0xff<<16) 74#define BT878_ALP_LEN 0xfff 75 76#define BT878_ARISC_START 0x114 77 78#define BT878_ARISC_PC 0x120 79 80/* BT878 FUNCTION 0 REGISTERS */ 81#define BT878_GPIO_DMA_CTL 0x10c 82 83/* Interrupt register */ 84#define BT878_INT_STAT 0x100 85#define BT878_INT_MASK 0x104 86#define BT878_I2CRACK (1<<25) 87#define BT878_I2CDONE (1<<8) 88 89#define BT878_MAX 4 90 91#define BT878_RISC_SYNC_MASK (1 << 15) 92 93 94#define BTTV_BOARD_UNKNOWN 0x00 95#define BTTV_BOARD_PINNACLESAT 0x5e 96#define BTTV_BOARD_NEBULA_DIGITV 0x68 97#define BTTV_BOARD_PC_HDTV 0x70 98#define BTTV_BOARD_TWINHAN_DST 0x71 99#define BTTV_BOARD_AVDVBT_771 0x7b 100#define BTTV_BOARD_AVDVBT_761 0x7c 101#define BTTV_BOARD_DVICO_DVBT_LITE 0x80 102#define BTTV_BOARD_DVICO_FUSIONHDTV_5_LITE 0x87 103 104extern int bt878_num; 105 106struct bt878 { 107 struct mutex gpio_lock; 108 unsigned int nr; 109 unsigned int bttv_nr; 110 struct i2c_adapter *adapter; 111 struct pci_dev *dev; 112 unsigned int id; 113 unsigned int TS_Size; 114 unsigned char revision; 115 unsigned int irq; 116 unsigned long bt878_adr; 117 volatile void __iomem *bt878_mem; /* function 1 */ 118 119 volatile u32 finished_block; 120 volatile u32 last_block; 121 u32 block_count; 122 u32 block_bytes; 123 u32 line_bytes; 124 u32 line_count; 125 126 u32 buf_size; 127 u8 *buf_cpu; 128 dma_addr_t buf_dma; 129 130 u32 risc_size; 131 __le32 *risc_cpu; 132 dma_addr_t risc_dma; 133 u32 risc_pos; 134 135 struct tasklet_struct tasklet; 136 int shutdown; 137}; 138 139extern struct bt878 bt878[BT878_MAX]; 140 141void bt878_start(struct bt878 *bt, u32 controlreg, u32 op_sync_orin, 142 u32 irq_err_ignore); 143void bt878_stop(struct bt878 *bt); 144 145#if defined(__powerpc__) /* big-endian */ 146static inline void io_st_le32(volatile unsigned __iomem *addr, unsigned val) 147{ 148 st_le32(addr, val); 149 eieio(); 150} 151 152#define bmtwrite(dat,adr) io_st_le32((adr),(dat)) 153#define bmtread(adr) ld_le32((adr)) 154#else 155#define bmtwrite(dat,adr) writel((dat), (adr)) 156#define bmtread(adr) readl(adr) 157#endif 158 159#endif 160