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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [scsi/] [a2091.h] - Rev 1275
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#ifndef A2091_H #define A2091_H /* $Id: a2091.h,v 1.1.1.1 2004-04-15 02:13:49 phoenix 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> int a2091_detect(Scsi_Host_Template *); int a2091_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 #define A2091_SCSI { proc_name: "A2901", \ name: "Commodore A2091/A590 SCSI", \ detect: a2091_detect, \ release: a2091_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 } /* * if the transfer address ANDed with this results in a non-zero * result, then we can't use DMA. */ #define A2091_XFER_MASK (0xff000001) typedef struct { 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; } a2091_scsiregs; #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 */
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