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#ifndef GVP11_H /* $Id: gvp11.h,v 1.4 1997/01/19 23:07:12 davem 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 */ |