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#ifndef GVP11_H

/* $Id: gvp11.h,v 1.1.1.1 2004-04-15 02:12:12 phoenix Exp $

 *

 * Header file for the GVP Series II SCSI controller for Linux

 *

 * Written and (C) 1993, Ralf Baechle, see gvp11.c for more info

 * based on a2091.h (C) 1993 by Hamish Macdonald

 *

 */

#include <linux/types.h>

int gvp11_detect(Scsi_Host_Template *);

int gvp11_release(struct Scsi_Host *);

const char *wd33c93_info(void);

int wd33c93_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));

int wd33c93_abort(Scsi_Cmnd *);

int wd33c93_reset(Scsi_Cmnd *, unsigned int);

#ifndef NULL

#define NULL 0

#endif

#ifndef CMD_PER_LUN

#define CMD_PER_LUN 2

#endif

#ifndef CAN_QUEUE

#define CAN_QUEUE 16

#endif

#ifdef HOSTS_C

#define GVP11_SCSI {  proc_name:           "GVP11", \

                      name:                "GVP Series II SCSI", \

                      detect:              gvp11_detect,    \

                      release:             gvp11_release,   \

                      queuecommand:        wd33c93_queuecommand, \

                      abort:               wd33c93_abort,   \

                      reset:               wd33c93_reset,   \

                      can_queue:           CAN_QUEUE,       \

                      this_id:             7,               \

                      sg_tablesize:        SG_ALL,          \

                      cmd_per_lun:         CMD_PER_LUN,     \

                      use_clustering:      DISABLE_CLUSTERING }

#else

/*

 * if the transfer address ANDed with this results in a non-zero

 * result, then we can't use DMA.

 */

#define GVP11_XFER_MASK  (0xff000001)

typedef struct {

             unsigned char      pad1[64];

    volatile unsigned short     CNTR;

             unsigned char      pad2[31];

    volatile unsigned char      SASR;

             unsigned char      pad3;

    volatile unsigned char      SCMD;

             unsigned char      pad4[4];

    volatile unsigned short     BANK;

             unsigned char      pad5[6];

    volatile unsigned long      ACR;

    volatile unsigned short     secret1; /* store 0 here */

    volatile unsigned short     ST_DMA;

    volatile unsigned short     SP_DMA;

    volatile unsigned short     secret2; /* store 1 here */

    volatile unsigned short     secret3; /* store 15 here */

} gvp11_scsiregs;

/* bits in CNTR */

#define GVP11_DMAC_BUSY         (1<<0)

#define GVP11_DMAC_INT_PENDING  (1<<1)

#define GVP11_DMAC_INT_ENABLE   (1<<3)

#define GVP11_DMAC_DIR_WRITE    (1<<4)

#endif /* else def HOSTS_C */

#endif /* GVP11_H */