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1#ifndef GVP11_H
2
3/* $Id: gvp11.h,v 1.4 1997/01/19 23:07:12 davem Exp $
4 *
5 * Header file for the GVP Series II SCSI controller for Linux
6 *
7 * Written and (C) 1993, Ralf Baechle, see gvp11.c for more info
8 * based on a2091.h (C) 1993 by Hamish Macdonald
9 *
10 */
11
12#include <linux/types.h>
13
14int gvp11_detect(struct scsi_host_template *);
15int gvp11_release(struct Scsi_Host *);
16const char *wd33c93_info(void);
17int wd33c93_queuecommand(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
18int wd33c93_abort(Scsi_Cmnd *);
19int wd33c93_reset(Scsi_Cmnd *, unsigned int);
20
21#ifndef CMD_PER_LUN
22#define CMD_PER_LUN 2
23#endif
24
25#ifndef CAN_QUEUE
26#define CAN_QUEUE 16
27#endif
28
29#ifndef HOSTS_C
30
31/*
32 * if the transfer address ANDed with this results in a non-zero
33 * result, then we can't use DMA.
34 */
35#define GVP11_XFER_MASK (0xff000001)
36
37typedef struct {
38 unsigned char pad1[64];
39 volatile unsigned short CNTR;
40 unsigned char pad2[31];
41 volatile unsigned char SASR;
42 unsigned char pad3;
43 volatile unsigned char SCMD;
44 unsigned char pad4[4];
45 volatile unsigned short BANK;
46 unsigned char pad5[6];
47 volatile unsigned long ACR;
48 volatile unsigned short secret1; /* store 0 here */
49 volatile unsigned short ST_DMA;
50 volatile unsigned short SP_DMA;
51 volatile unsigned short secret2; /* store 1 here */
52 volatile unsigned short secret3; /* store 15 here */
53} gvp11_scsiregs;
54
55/* bits in CNTR */
56#define GVP11_DMAC_BUSY (1<<0)
57#define GVP11_DMAC_INT_PENDING (1<<1)
58#define GVP11_DMAC_INT_ENABLE (1<<3)
59#define GVP11_DMAC_DIR_WRITE (1<<4)
60
61#endif /* else def HOSTS_C */
62
63#endif /* GVP11_H */