/* SPDX-License-Identifier: GPL-2.0 */
#ifndef A2091_H
#define A2091_H
/* $Id: a2091.h,v 1.4 1997/01/19 23:07:09 davem Exp $
*
* Header file for the Commodore A2091 Zorro II SCSI controller for Linux
*
* Written and ( C ) 1993 , Hamish Macdonald , see a2091 . c for more info
*
*/
#include <linux/types.h>
#ifndef CMD_PER_LUN
#define CMD_PER_LUN 2
#endif
#ifndef CAN_QUEUE
#define CAN_QUEUE 16
#endif
/*
* if the transfer address ANDed with this results in a non - zero
* result , then we can ' t use DMA .
*/
#define A2091_XFER_MASK (0 xff000001)
struct a2091_scsiregs {
unsigned char pad1[64 ];
volatile unsigned short ISTR;
volatile unsigned short CNTR;
unsigned char pad2[60 ];
volatile unsigned int WTC;
volatile unsigned long ACR;
unsigned char pad3[6 ];
volatile unsigned short DAWR;
unsigned char pad4;
volatile unsigned char SASR;
unsigned char pad5;
volatile unsigned char SCMD;
unsigned char pad6[76 ];
volatile unsigned short ST_DMA;
volatile unsigned short SP_DMA;
volatile unsigned short CINT;
unsigned char pad7[2 ];
volatile unsigned short FLUSH;
};
#define DAWR_A2091 (3 )
/* CNTR bits. */
#define CNTR_TCEN (1 <<7 )
#define CNTR_PREST (1 <<6 )
#define CNTR_PDMD (1 <<5 )
#define CNTR_INTEN (1 <<4 )
#define CNTR_DDIR (1 <<3 )
/* ISTR bits. */
#define ISTR_INTX (1 <<8 )
#define ISTR_INT_F (1 <<7 )
#define ISTR_INTS (1 <<6 )
#define ISTR_E_INT (1 <<5 )
#define ISTR_INT_P (1 <<4 )
#define ISTR_UE_INT (1 <<3 )
#define ISTR_OE_INT (1 <<2 )
#define ISTR_FF_FLG (1 <<1 )
#define ISTR_FE_FLG (1 <<0 )
#endif /* A2091_H */
Messung V0.5 in Prozent C=92 H=100 G=95
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-09-28)
¤
*© Formatika GbR, Deutschland