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/*********************************************************************
*
* Filename: toshoboe.h
* Version: 0.1
* Description: Driver for the Toshiba OBOE (or type-O)
* FIR Chipset.
* Status: Experimental.
* Author: James McKenzie <james@fishsoup.dhs.org>
* Created at: Sat May 8 12:35:27 1999
*
* Copyright (c) 1999-2000 James McKenzie, 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 James McKenzie nor Cambridge University admit liability nor
* provide warranty for any of this software. This material is
* provided "AS-IS" and at no charge.
*
* Applicable Models : Libretto 100CT. and many more
*
********************************************************************/
#ifndef TOSHOBOE_H
#define TOSHOBOE_H
/* Registers */
/*Receive and transmit task registers (read only) */
#define OBOE_RCVT (0x00+(self->base))
#define OBOE_XMTT (0x01+(self->base))
#define OBOE_XMTT_OFFSET 0x40
/*Page pointers to the TaskFile structure */
#define OBOE_TFP2 (0x02+(self->base))
#define OBOE_TFP0 (0x04+(self->base))
#define OBOE_TFP1 (0x05+(self->base))
/*Dunno */
#define OBOE_REG_3 (0x03+(self->base))
/*Number of tasks to use in Xmit and Recv queues */
#define OBOE_NTR (0x07+(self->base))
#define OBOE_NTR_XMIT4 0x00
#define OBOE_NTR_XMIT8 0x10
#define OBOE_NTR_XMIT16 0x30
#define OBOE_NTR_XMIT32 0x70
#define OBOE_NTR_XMIT64 0xf0
#define OBOE_NTR_RECV4 0x00
#define OBOE_NTR_RECV8 0x01
#define OBOE_NTR_RECV6 0x03
#define OBOE_NTR_RECV32 0x07
#define OBOE_NTR_RECV64 0x0f
/* Dunno */
#define OBOE_REG_9 (0x09+(self->base))
/* Interrupt Status Register */
#define OBOE_ISR (0x0c+(self->base))
#define OBOE_ISR_TXDONE 0x80
#define OBOE_ISR_RXDONE 0x40
#define OBOE_ISR_20 0x20
#define OBOE_ISR_10 0x10
#define OBOE_ISR_8 0x08 /*This is collision or parity or something */
#define OBOE_ISR_4 0x08
#define OBOE_ISR_2 0x08
#define OBOE_ISR_1 0x08
/*Dunno */
#define OBOE_REG_D (0x0d+(self->base))
/*Register Lock Register */
#define OBOE_LOCK ((self->base)+0x0e)
/*Speed control registers */
#define OBOE_PMDL (0x10+(self->base))
#define OBOE_PMDL_SIR 0x18
#define OBOE_PMDL_MIR 0xa0
#define OBOE_PMDL_FIR 0x40
#define OBOE_SMDL (0x18+(self->base))
#define OBOE_SMDL_SIR 0x20
#define OBOE_SMDL_MIR 0x01
#define OBOE_SMDL_FIR 0x0f
#define OBOE_UDIV (0x19+(self->base))
/*Dunno */
#define OBOE_REG_11 (0x11+(self->base))
/*Chip Reset Register */
#define OBOE_RST (0x15+(self->base))
#define OBOE_RST_WRAP 0x8
/*Dunno */
#define OBOE_REG_1A (0x1a+(self->base))
#define OBOE_REG_1B (0x1b+(self->base))
/* The PCI ID of the OBOE chip */
#ifndef PCI_DEVICE_ID_FIR701
#define PCI_DEVICE_ID_FIR701 0x0701
#endif
typedef unsigned int dword;
typedef unsigned short int word;
typedef unsigned char byte;
typedef dword Paddr;
struct OboeTask
{
__u16 len;
__u8 unused;
__u8 control;
__u32 buffer;
};
#define OBOE_NTASKS 64
struct OboeTaskFile
{
struct OboeTask recv[OBOE_NTASKS];
struct OboeTask xmit[OBOE_NTASKS];
};
#define OBOE_TASK_BUF_LEN (sizeof(struct OboeTaskFile) << 1)
/*These set the number of slots in use */
#define TX_SLOTS 4
#define RX_SLOTS 4
/* You need also to change this, toshiba uses 4,8 and 4,4 */
/* It makes no difference if you are only going to use ONETASK mode */
/* remember each buffer use XX_BUF_SZ more _PHYSICAL_ memory */
#define OBOE_NTR_VAL (OBOE_NTR_XMIT4 | OBOE_NTR_RECV4)
struct toshoboe_cb
{
struct net_device *netdev; /* Yes! we are some kind of netdevice */
struct net_device_stats stats;
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 */
__u32 flags; /* Interface flags */
__u32 new_speed;
struct pci_dev *pdev; /*PCI device */
int base; /*IO base */
int txpending; /*how many tx's are pending */
int txs, rxs; /*Which slots are we at */
void *taskfilebuf; /*The unaligned taskfile buffer */
struct OboeTaskFile *taskfile; /*The taskfile */
void *xmit_bufs[TX_SLOTS]; /*The buffers */
void *recv_bufs[RX_SLOTS];
int open;
int stopped; /*Stopped by some or other APM stuff*/
};
#endif
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