drivers/scsi/g_NCR5380.h

   1 /*
   2  * Generic Generic NCR5380 driver defines
   3  *
   4  * Copyright 1993, Drew Eckhardt
   5  *      Visionary Computing
   6  *      (Unix and Linux consulting and custom programming)
   7  *      drew@colorado.edu
   8  *      +1 (303) 440-4894
   9  *
  10  * NCR53C400 extensions (c) 1994,1995,1996, Kevin Lentin
  11  *    K.Lentin@cs.monash.edu.au
  12  *
  13  * ALPHA RELEASE 1.
  14  *
  15  * For more information, please consult
  16  *
  17  * NCR 5380 Family
  18  * SCSI Protocol Controller
  19  * Databook
  20  *
  21  * NCR Microelectronics
  22  * 1635 Aeroplaza Drive
  23  * Colorado Springs, CO 80916
  24  * 1+ (719) 578-3400
  25  * 1+ (800) 334-5454
  26  */
  27
  28 /*
  29  * $Log: generic_NCR5380.h,v $
  30  */
  31
  32 #ifndef GENERIC_NCR5380_H
  33 #define GENERIC_NCR5380_H
  34
  35 #include <linux/config.h>
  36
  37 #define GENERIC_NCR5380_PUBLIC_RELEASE 1
  38
  39 #ifdef NCR53C400
  40 #define BIOSPARAM
  41 #define NCR5380_BIOSPARAM generic_NCR5380_biosparam
  42 #else
  43 #define NCR5380_BIOSPARAM NULL
  44 #endif
  45
  46 int generic_NCR5380_abort(Scsi_Cmnd *);
  47 int generic_NCR5380_detect(Scsi_Host_Template *);
  48 int generic_NCR5380_release_resources(struct Scsi_Host *);
  49 int generic_NCR5380_queue_command(Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
  50 int generic_NCR5380_reset(Scsi_Cmnd *, unsigned int);
  51 int notyet_generic_proc_info(char *buffer, char **start, off_t offset, int length, int hostno, int inout);
  52 const char *generic_NCR5380_info(struct Scsi_Host *);
  53 #ifdef BIOSPARAM
  54 int generic_NCR5380_biosparam(Disk *, kdev_t, int *);
  55 #endif
  56
  57 int generic_NCR5380_proc_info(char *buffer, char **start, off_t offset, int length, int hostno, int inout);
  58
  59 #ifndef CMD_PER_LUN
  60 #define CMD_PER_LUN 2
  61 #endif
  62
  63 #ifndef CAN_QUEUE
  64 #define CAN_QUEUE 16
  65 #endif
  66
  67 #define GENERIC_NCR5380 {                                               \
  68         proc_info:      generic_NCR5380_proc_info,                      \
  69         name:           "Generic NCR5380/NCR53C400 Scsi Driver",        \
  70         detect:         generic_NCR5380_detect,                         \
  71         release:        generic_NCR5380_release_resources,              \
  72         info:           (void *)generic_NCR5380_info,                   \
  73         queuecommand:   generic_NCR5380_queue_command,                  \
  74         abort:          generic_NCR5380_abort,                          \
  75         reset:          generic_NCR5380_reset,                          \
  76         bios_param:     NCR5380_BIOSPARAM,                              \
  77         can_queue:      CAN_QUEUE,                                      \
  78         this_id:        7,                                              \
  79         sg_tablesize:   SG_ALL,                                         \
  80         cmd_per_lun:    CMD_PER_LUN ,                                   \
  81         use_clustering: DISABLE_CLUSTERING}
  82
  83 #ifndef HOSTS_C
  84
  85 #define __STRVAL(x) #x
  86 #define STRVAL(x) __STRVAL(x)
  87
  88 #ifdef CONFIG_SCSI_G_NCR5380_PORT
  89 #define NCR5380_map_config port
  90 #define NCR5380_map_type int
  91 #define NCR5380_map_name port
  92 #define NCR5380_instance_name io_port
  93 #define NCR53C400_register_offset 0
  94 #define NCR53C400_address_adjust 8
  95 /*
  96  *      FIXME: size should be runtime decided
  97  */
  98 #ifdef NCR53C400
  99 #define NCR5380_region_size 16
 100 #else
 101 #define NCR5380_region_size 8
 102 #endif
 103
 104 #define NCR5380_read(reg) (inb(NCR5380_map_name + (reg)))
 105 #define NCR5380_write(reg, value) (outb((value), (NCR5380_map_name + (reg))))
 106
 107 #else
 108 /* therefore CONFIG_SCSI_G_NCR5380_MEM */
 109
 110 #define NCR5380_map_config memory
 111 #define NCR5380_map_type unsigned long
 112 #define NCR5380_map_name base
 113 #define NCR5380_instance_name base
 114 #define NCR53C400_register_offset 0x108
 115 #define NCR53C400_address_adjust 0
 116 #define NCR53C400_mem_base 0x3880
 117 #define NCR53C400_host_buffer 0x3900
 118 #define NCR5380_region_size 0x3a00
 119
 120 #define NCR5380_read(reg) isa_readb(NCR5380_map_name + NCR53C400_mem_base + (reg))
 121 #define NCR5380_write(reg, value) isa_writeb(NCR5380_map_name + NCR53C400_mem_base + (reg), value)
 122
 123 #endif
 124
 125 #define NCR5380_implementation_fields \
 126     NCR5380_map_type NCR5380_map_name
 127
 128 #define NCR5380_local_declare() \
 129     register NCR5380_implementation_fields
 130
 131 #define NCR5380_setup(instance) \
 132     NCR5380_map_name = (NCR5380_map_type)((instance)->NCR5380_instance_name)
 133
 134 #define NCR5380_intr generic_NCR5380_intr
 135 #define do_NCR5380_intr do_generic_NCR5380_intr
 136 #define NCR5380_queue_command generic_NCR5380_queue_command
 137 #define NCR5380_abort generic_NCR5380_abort
 138 #define NCR5380_reset generic_NCR5380_reset
 139 #define NCR5380_pread generic_NCR5380_pread
 140 #define NCR5380_pwrite generic_NCR5380_pwrite
 141 #define NCR5380_proc_info notyet_generic_proc_info
 142
 143 #define BOARD_NCR5380   0
 144 #define BOARD_NCR53C400 1
 145 #define BOARD_NCR53C400A 2
 146 #define BOARD_DTC3181E  3
 147
 148 #endif                          /* else def HOSTS_C */
 149 #endif                          /* GENERIC_NCR5380_H */