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5880f486ef
a2091_{detect,release}() can become static.
Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
#ifndef A2091_H
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#define A2091_H
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/* $Id: a2091.h,v 1.4 1997/01/19 23:07:09 davem Exp $
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*
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* Header file for the Commodore A2091 Zorro II SCSI controller for Linux
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*
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* Written and (C) 1993, Hamish Macdonald, see a2091.c for more info
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*
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*/
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#include <linux/types.h>
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#ifndef CMD_PER_LUN
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#define CMD_PER_LUN 2
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#endif
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#ifndef CAN_QUEUE
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#define CAN_QUEUE 16
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#endif
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/*
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* if the transfer address ANDed with this results in a non-zero
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* result, then we can't use DMA.
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*/
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#define A2091_XFER_MASK (0xff000001)
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typedef struct {
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unsigned char pad1[64];
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volatile unsigned short ISTR;
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volatile unsigned short CNTR;
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unsigned char pad2[60];
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volatile unsigned int WTC;
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volatile unsigned long ACR;
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unsigned char pad3[6];
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volatile unsigned short DAWR;
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unsigned char pad4;
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volatile unsigned char SASR;
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unsigned char pad5;
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volatile unsigned char SCMD;
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unsigned char pad6[76];
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volatile unsigned short ST_DMA;
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volatile unsigned short SP_DMA;
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volatile unsigned short CINT;
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unsigned char pad7[2];
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volatile unsigned short FLUSH;
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} a2091_scsiregs;
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#define DAWR_A2091 (3)
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/* CNTR bits. */
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#define CNTR_TCEN (1<<7)
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#define CNTR_PREST (1<<6)
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#define CNTR_PDMD (1<<5)
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#define CNTR_INTEN (1<<4)
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#define CNTR_DDIR (1<<3)
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/* ISTR bits. */
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#define ISTR_INTX (1<<8)
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#define ISTR_INT_F (1<<7)
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#define ISTR_INTS (1<<6)
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#define ISTR_E_INT (1<<5)
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#define ISTR_INT_P (1<<4)
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#define ISTR_UE_INT (1<<3)
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#define ISTR_OE_INT (1<<2)
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#define ISTR_FF_FLG (1<<1)
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#define ISTR_FE_FLG (1<<0)
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#endif /* A2091_H */
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