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drivers/scsi/ultrastor.h 2.01 KB
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1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
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  /*
   *	ultrastor.c	(C) 1991 David B. Gentzel
   *	Low-level scsi driver for UltraStor 14F
   *	by David B. Gentzel, Whitfield Software Services, Carnegie, PA
   *	    (gentzel@nova.enet.dec.com)
   *  scatter/gather added by Scott Taylor (n217cg@tamuts.tamu.edu)
   *  24F support by John F. Carr (jfc@athena.mit.edu)
   *    John's work modified by Caleb Epstein (cae@jpmorgan.com) and 
   *    Eric Youngdale (eric@tantalus.nrl.navy.mil).
   *	Thanks to UltraStor for providing the necessary documentation
   */
  
  #ifndef _ULTRASTOR_H
  #define _ULTRASTOR_H
d0be4a7d2   Christoph Hellwig   [SCSI] remove Scs... 
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  static int ultrastor_detect(struct scsi_host_template *);
b4620233d   Henrik Kretzschmar   [SCSI] scsi-drive... 
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  static const char *ultrastor_info(struct Scsi_Host *shpnt);
f281233d3   Jeff Garzik   SCSI host lock pu... 
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  static int ultrastor_queuecommand(struct Scsi_Host *, struct scsi_cmnd *);
b4620233d   Henrik Kretzschmar   [SCSI] scsi-drive... 
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  static int ultrastor_abort(struct scsi_cmnd *);
  static int ultrastor_host_reset(struct scsi_cmnd *);
  static int ultrastor_biosparam(struct scsi_device *, struct block_device *,
  				sector_t, int *);
1da177e4c   Linus Torvalds   Linux-2.6.12-rc2 
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  #define ULTRASTOR_14F_MAX_SG 16
  #define ULTRASTOR_24F_MAX_SG 33
  
  #define ULTRASTOR_MAX_CMDS_PER_LUN 5
  #define ULTRASTOR_MAX_CMDS 16
  
  #define ULTRASTOR_24F_PORT 0xC80
  
  
  #ifdef ULTRASTOR_PRIVATE
  
  #define UD_ABORT	0x0001
  #define UD_COMMAND	0x0002
  #define UD_DETECT	0x0004
  #define UD_INTERRUPT	0x0008
  #define UD_RESET	0x0010
  #define UD_MULTI_CMD	0x0020
  #define UD_CSIR		0x0040
  #define UD_ERROR	0x0080
  
  /* #define PORT_OVERRIDE 0x330 */
  
  /* Values for the PRODUCT_ID ports for the 14F */
  #define US14F_PRODUCT_ID_0 0x56
  #define US14F_PRODUCT_ID_1 0x40		/* NOTE: Only upper nibble is used */
  
  #define US24F_PRODUCT_ID_0 0x56
  #define US24F_PRODUCT_ID_1 0x63
  #define US24F_PRODUCT_ID_2 0x02
  
  /* Subversion values */
  #define U14F 0
  #define U34F 1
  
  /* MSCP field values */
  
  /* Opcode */
  #define OP_HOST_ADAPTER 0x1
  #define OP_SCSI 0x2
  #define OP_RESET 0x4
  
  /* Date Transfer Direction */
  #define DTD_SCSI 0x0
  #define DTD_IN 0x1
  #define DTD_OUT 0x2
  #define DTD_NONE 0x3
  
  /* Host Adapter command subcodes */
  #define HA_CMD_INQUIRY 0x1
  #define HA_CMD_SELF_DIAG 0x2
  #define HA_CMD_READ_BUFF 0x3
  #define HA_CMD_WRITE_BUFF 0x4
  
  #endif
  
  #endif