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-rw-r--r--drivers/char/ftape/lowlevel/fdc-io.h252
1 files changed, 0 insertions, 252 deletions
diff --git a/drivers/char/ftape/lowlevel/fdc-io.h b/drivers/char/ftape/lowlevel/fdc-io.h
deleted file mode 100644
index 7ec3c72..0000000
--- a/drivers/char/ftape/lowlevel/fdc-io.h
+++ /dev/null
@@ -1,252 +0,0 @@
-#ifndef _FDC_IO_H
-#define _FDC_IO_H
-
-/*
- * Copyright (C) 1993-1996 Bas Laarhoven,
- * (C) 1996-1997 Claus-Justus Heine.
-
- 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, 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; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
-
- *
- * $Source: /homes/cvs/ftape-stacked/ftape/lowlevel/fdc-io.h,v $
- * $Revision: 1.3 $
- * $Date: 1997/10/05 19:18:06 $
- *
- * This file contains the declarations for the low level
- * functions that communicate with the floppy disk controller,
- * for the QIC-40/80/3010/3020 floppy-tape driver "ftape" for
- * Linux.
- */
-
-#include <linux/fdreg.h>
-
-#include "../lowlevel/ftape-bsm.h"
-
-#define FDC_SK_BIT (0x20)
-#define FDC_MT_BIT (0x80)
-
-#define FDC_READ (FD_READ & ~(FDC_SK_BIT | FDC_MT_BIT))
-#define FDC_WRITE (FD_WRITE & ~FDC_MT_BIT)
-#define FDC_READ_DELETED (0x4c)
-#define FDC_WRITE_DELETED (0x49)
-#define FDC_VERIFY (0x56)
-#define FDC_READID (0x4a)
-#define FDC_SENSED (0x04)
-#define FDC_SENSEI (FD_SENSEI)
-#define FDC_FORMAT (FD_FORMAT)
-#define FDC_RECAL (FD_RECALIBRATE)
-#define FDC_SEEK (FD_SEEK)
-#define FDC_SPECIFY (FD_SPECIFY)
-#define FDC_RECALIBR (FD_RECALIBRATE)
-#define FDC_VERSION (FD_VERSION)
-#define FDC_PERPEND (FD_PERPENDICULAR)
-#define FDC_DUMPREGS (FD_DUMPREGS)
-#define FDC_LOCK (FD_LOCK)
-#define FDC_UNLOCK (FD_UNLOCK)
-#define FDC_CONFIGURE (FD_CONFIGURE)
-#define FDC_DRIVE_SPEC (0x8e) /* i82078 has this (any others?) */
-#define FDC_PARTID (0x18) /* i82078 has this */
-#define FDC_SAVE (0x2e) /* i82078 has this (any others?) */
-#define FDC_RESTORE (0x4e) /* i82078 has this (any others?) */
-
-#define FDC_STATUS_MASK (STATUS_BUSY | STATUS_DMA | STATUS_DIR | STATUS_READY)
-#define FDC_DATA_READY (STATUS_READY)
-#define FDC_DATA_OUTPUT (STATUS_DIR)
-#define FDC_DATA_READY_MASK (STATUS_READY | STATUS_DIR)
-#define FDC_DATA_OUT_READY (STATUS_READY | STATUS_DIR)
-#define FDC_DATA_IN_READY (STATUS_READY)
-#define FDC_BUSY (STATUS_BUSY)
-#define FDC_CLK48_BIT (0x80)
-#define FDC_SEL3V_BIT (0x40)
-
-#define ST0_INT_MASK (ST0_INTR)
-#define FDC_INT_NORMAL (ST0_INTR & 0x00)
-#define FDC_INT_ABNORMAL (ST0_INTR & 0x40)
-#define FDC_INT_INVALID (ST0_INTR & 0x80)
-#define FDC_INT_READYCH (ST0_INTR & 0xC0)
-#define ST0_SEEK_END (ST0_SE)
-#define ST3_TRACK_0 (ST3_TZ)
-
-#define FDC_RESET_NOT (0x04)
-#define FDC_DMA_MODE (0x08)
-#define FDC_MOTOR_0 (0x10)
-#define FDC_MOTOR_1 (0x20)
-
-typedef struct {
- void (**hook) (void); /* our wedge into the isr */
- enum {
- no_fdc, i8272, i82077, i82077AA, fc10,
- i82078, i82078_1
- } type; /* FDC type */
- unsigned int irq; /* FDC irq nr */
- unsigned int dma; /* FDC dma channel nr */
- __u16 sra; /* Status register A (PS/2 only) */
- __u16 srb; /* Status register B (PS/2 only) */
- __u16 dor; /* Digital output register */
- __u16 tdr; /* Tape Drive Register (82077SL-1 &
- 82078 only) */
- __u16 msr; /* Main Status Register */
- __u16 dsr; /* Datarate Select Register (8207x only) */
- __u16 fifo; /* Data register / Fifo on 8207x */
- __u16 dir; /* Digital Input Register */
- __u16 ccr; /* Configuration Control Register */
- __u16 dor2; /* Alternate dor on MACH-2 controller,
- also used with FC-10, meaning unknown */
-} fdc_config_info;
-
-typedef enum {
- fdc_data_rate_250 = 2,
- fdc_data_rate_300 = 1, /* any fdc in default configuration */
- fdc_data_rate_500 = 0,
- fdc_data_rate_1000 = 3,
- fdc_data_rate_2000 = 1, /* i82078-1: when using Data Rate Table #2 */
-} fdc_data_rate_type;
-
-typedef enum {
- fdc_idle = 0,
- fdc_reading_data = FDC_READ,
- fdc_seeking = FDC_SEEK,
- fdc_writing_data = FDC_WRITE,
- fdc_deleting = FDC_WRITE_DELETED,
- fdc_reading_id = FDC_READID,
- fdc_recalibrating = FDC_RECAL,
- fdc_formatting = FDC_FORMAT,
- fdc_verifying = FDC_VERIFY
-} fdc_mode_enum;
-
-typedef enum {
- waiting = 0,
- reading,
- writing,
- formatting,
- verifying,
- deleting,
- done,
- error,
- mmapped,
-} buffer_state_enum;
-
-typedef struct {
- __u8 *address;
- volatile buffer_state_enum status;
- volatile __u8 *ptr;
- volatile unsigned int bytes;
- volatile unsigned int segment_id;
-
- /* bitmap for remainder of segment not yet handled.
- * one bit set for each bad sector that must be skipped.
- */
- volatile SectorMap bad_sector_map;
-
- /* bitmap with bad data blocks in data buffer.
- * the errors in this map may be retried.
- */
- volatile SectorMap soft_error_map;
-
- /* bitmap with bad data blocks in data buffer
- * the errors in this map may not be retried.
- */
- volatile SectorMap hard_error_map;
-
- /* retry counter for soft errors.
- */
- volatile int retry;
-
- /* sectors to skip on retry ???
- */
- volatile unsigned int skip;
-
- /* nr of data blocks in data buffer
- */
- volatile unsigned int data_offset;
-
- /* offset in segment for first sector to be handled.
- */
- volatile unsigned int sector_offset;
-
- /* size of cluster of good sectors to be handled.
- */
- volatile unsigned int sector_count;
-
- /* size of remaining part of segment to be handled.
- */
- volatile unsigned int remaining;
-
- /* points to next segment (contiguous) to be handled,
- * or is zero if no read-ahead is allowed.
- */
- volatile unsigned int next_segment;
-
- /* flag being set if deleted data was read.
- */
- volatile int deleted;
-
- /* floppy coordinates of first sector in segment */
- volatile __u8 head;
- volatile __u8 cyl;
- volatile __u8 sect;
-
- /* gap to use when formatting */
- __u8 gap3;
- /* flag set when buffer is mmaped */
- int mmapped;
-} buffer_struct;
-
-/*
- * fdc-io.c defined public variables
- */
-extern volatile fdc_mode_enum fdc_mode;
-extern int fdc_setup_error; /* outdated ??? */
-extern wait_queue_head_t ftape_wait_intr;
-extern volatile int ftape_current_cylinder; /* track nr FDC thinks we're on */
-extern volatile __u8 fdc_head; /* FDC head */
-extern volatile __u8 fdc_cyl; /* FDC track */
-extern volatile __u8 fdc_sect; /* FDC sector */
-extern fdc_config_info fdc; /* FDC hardware configuration */
-
-extern unsigned int ft_fdc_base;
-extern unsigned int ft_fdc_irq;
-extern unsigned int ft_fdc_dma;
-extern unsigned int ft_fdc_threshold;
-extern unsigned int ft_fdc_rate_limit;
-extern int ft_probe_fc10;
-extern int ft_mach2;
-/*
- * fdc-io.c defined public functions
- */
-extern void fdc_catch_stray_interrupts(int count);
-extern int fdc_ready_wait(unsigned int timeout);
-extern int fdc_command(const __u8 * cmd_data, int cmd_len);
-extern int fdc_result(__u8 * res_data, int res_len);
-extern int fdc_interrupt_wait(unsigned int time);
-extern int fdc_seek(int track);
-extern int fdc_sense_drive_status(int *st3);
-extern void fdc_motor(int motor);
-extern void fdc_reset(void);
-extern void fdc_disable(void);
-extern int fdc_fifo_threshold(__u8 threshold,
- int *fifo_state, int *lock_state, int *fifo_thr);
-extern void fdc_wait_calibrate(void);
-extern int fdc_sense_interrupt_status(int *st0, int *current_cylinder);
-extern void fdc_save_drive_specs(void);
-extern void fdc_restore_drive_specs(void);
-extern int fdc_set_data_rate(int rate);
-extern void fdc_set_write_precomp(int precomp);
-extern int fdc_release_irq_and_dma(void);
-extern void fdc_release_regions(void);
-extern int fdc_init(void);
-extern int fdc_setup_read_write(buffer_struct * buff, __u8 operation);
-extern int fdc_setup_formatting(buffer_struct * buff);
-#endif
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