/********************************************************************* * * Filename: w83977af_ir.h * Version: * Description: * Status: Experimental. * Author: Paul VanderSpek * Created at: Thu Nov 19 13:55:34 1998 * Modified at: Tue Jan 11 13:08:19 2000 * Modified by: Dag Brattli * * Copyright (c) 1998-2000 Dag Brattli, All Rights Reserved. * * 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. * * Neither Dag Brattli nor University of Tromsø admit liability nor * provide warranty for any of this software. This material is * provided "AS-IS" and at no charge. * ********************************************************************/ #ifndef W83977AF_IR_H #define W83977AF_IR_H #include #include /* Flags for configuration register CRF0 */ #define ENBNKSEL 0x01 #define APEDCRC 0x02 #define TXW4C 0x04 #define RXW4C 0x08 /* Bank 0 */ #define RBR 0x00 /* Receiver buffer register */ #define TBR 0x00 /* Transmitter buffer register */ #define ICR 0x01 /* Interrupt configuration register */ #define ICR_ERBRI 0x01 /* Receiver buffer register interrupt */ #define ICR_ETBREI 0x02 /* Transeiver empty interrupt */ #define ICR_EUSRI 0x04//* IR status interrupt */ #define ICR_EHSRI 0x04 #define ICR_ETXURI 0x04 /* Tx underrun */ #define ICR_EDMAI 0x10 /* DMA interrupt */ #define ICR_ETXTHI 0x20 /* Transmitter threshold interrupt */ #define ICR_EFSFI 0x40 /* Frame status FIFO interrupt */ #define ICR_ETMRI 0x80 /* Timer interrupt */ #define UFR 0x02 /* FIFO control register */ #define UFR_EN_FIFO 0x01 /* Enable FIFO's */ #define UFR_RXF_RST 0x02 /* Reset Rx FIFO */ #define UFR_TXF_RST 0x04 /* Reset Tx FIFO */ #define UFR_RXTL 0x80 /* Rx FIFO threshold (set to 16) */ #define UFR_TXTL 0x20 /* Tx FIFO threshold (set to 17) */ #define ISR 0x02 /* Interrupt status register */ #define ISR_RXTH_I 0x01 /* Receive threshold interrupt */ #define ISR_TXEMP_I 0x02 /* Transmitter empty interrupt */ #define ISR_FEND_I 0x04 #define ISR_DMA_I 0x10 #define ISR_TXTH_I 0x20 /* Transmitter threshold interrupt */ #define ISR_FSF_I 0x40 #define ISR_TMR_I 0x80 /* Timer interrupt */ #define UCR 0x03 /* Uart control register */ #define UCR_DLS8 0x03 /* 8N1 */ #define SSR 0x03 /* Sets select register */ #define SET0 UCR_DLS8 /* Make sure we keep 8N1 */ #define SET1 (0x80|UCR_DLS8) /* Make sure we keep 8N1 */ #define SET2 0xE0 #define SET3 0xE4 #define SET4 0xE8 #define SET5 0xEC #define SET6 0xF0 #define SET7 0xF4 #define HCR 0x04 #define HCR_MODE_MASK ~(0xD0) #define HCR_SIR 0x60 #define HCR_MIR_576 0x20 #define HCR_MIR_1152 0x80 #define HCR_FIR 0xA0 #define HCR_EN_DMA 0x04 #define HCR_EN_IRQ 0x08 #define HCR_TX_WT 0x08 #define USR 0x05 /* IR status register */ #define USR_RDR 0x01 /* Receive data ready */ #define USR_TSRE 0x40 /* Transmitter empty? */ #define AUDR 0x07 #define AUDR_SFEND 0x08 /* Set a frame end */ #define AUDR_RXBSY 0x20 /* Rx busy */ #define AUDR_UNDR 0x40 /* Transeiver underrun */ /* Set 2 */ #define ABLL 0x00 /* Advanced baud rate divisor latch (low byte) */ #define ABHL 0x01 /* Advanced baud rate divisor latch (high byte) */ #define ADCR1 0x02 #define ADCR1_ADV_SL 0x01 #define ADCR1_D_CHSW 0x08 /* the specs are wrong. its bit 3, not 4 */ #define ADCR1_DMA_F 0x02 #define ADCR2 0x04 #define ADCR2_TXFS32 0x01 #define ADCR2_RXFS32 0x04 #define RXFDTH 0x07 /* Set 3 */ #define AUID 0x00 /* Set 4 */ #define TMRL 0x00 /* Timer value register (low byte) */ #define TMRH 0x01 /* Timer value register (high byte) */ #define IR_MSL 0x02 /* Infrared mode select */ #define IR_MSL_EN_TMR 0x01 /* Enable timer */ #define TFRLL 0x04 /* Transmitter frame length (low byte) */ #define TFRLH 0x05 /* Transmitter frame length (high byte) */ #define RFRLL 0x06 /* Receiver frame length (low byte) */ #define RFRLH 0x07 /* Receiver frame length (high byte) */ /* Set 5 */ #define FS_FO 0x05 /* Frame status FIFO */ #define FS_FO_FSFDR 0x80 /* Frame status FIFO data ready */ #define FS_FO_LST_FR 0x40 /* Frame lost */ #define FS_FO_MX_LEX 0x10 /* Max frame len exceeded */ #define FS_FO_PHY_ERR 0x08 /* Physical layer error */ #define FS_FO_CRC_ERR 0x04 #define FS_FO_RX_OV 0x02 /* Receive overrun */ #define FS_FO_FSF_OV 0x01 /* Frame status FIFO overrun */ #define FS_FO_ERR_MSK 0x5f /* Error mask */ #define RFLFL 0x06 #define RFLFH 0x07 /* Set 6 */ #define IR_CFG2 0x00 #define IR_CFG2_DIS_CRC 0x02 /* Set 7 */ #define IRM_CR 0x07 /* Infrared module control register */ #define IRM_CR_IRX_MSL 0x40 #define IRM_CR_AF_MNT 0x80 /* Automatic format */ /* For storing entries in the status FIFO */ struct st_fifo_entry { int status; int len; }; struct st_fifo { struct st_fifo_entry entries[10]; int head; int tail; int len; }; /* Private data for each instance */ struct w83977af_ir { struct st_fifo st_fifo; int tx_buff_offsets[10]; /* Offsets between frames in tx_buff */ int tx_len; /* Number of frames in tx_buff */ struct net_device *netdev; /* Yes! we are some kind of netdevice */ struct irlap_cb *irlap; /* The link layer we are binded to */ struct qos_info qos; /* QoS capabilities for this device */ chipio_t io; /* IrDA controller information */ iobuff_t tx_buff; /* Transmit buffer */ iobuff_t rx_buff; /* Receive buffer */ dma_addr_t tx_buff_dma; dma_addr_t rx_buff_dma; /* Note : currently locking is *very* incomplete, but this * will get you started. Check in nsc-ircc.c for a proper * locking strategy. - Jean II */ spinlock_t lock; /* For serializing operations */ __u32 new_speed; }; static inline void switch_bank( int iobase, int set) { outb(set, iobase+SSR); } #endif