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 #ifndef ASM
  47 int generic_NCR5380_abort(Scsi_Cmnd *);
  48 int generic_NCR5380_detect(Scsi_Host_Template *);
  49 int generic_NCR5380_release_resources(struct Scsi_Host *);
  50 int generic_NCR5380_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
  51 int generic_NCR5380_reset(Scsi_Cmnd *, unsigned int);
  52 int notyet_generic_proc_info (char *buffer ,char **start, off_t offset,
  53                      int length, int hostno, int inout);
  54 const char* generic_NCR5380_info(struct Scsi_Host *);
  55 #ifdef BIOSPARAM
  56 int generic_NCR5380_biosparam(Disk *, kdev_t, int *);
  57 #endif
  58
  59 int generic_NCR5380_proc_info(char* buffer, char** start, off_t offset, int length, int hostno, int inout);
  60
  61 #ifndef NULL
  62 #define NULL 0
  63 #endif
  64
  65 #ifndef CMD_PER_LUN
  66 #define CMD_PER_LUN 2
  67 #endif
  68
  69 #ifndef CAN_QUEUE
  70 #define CAN_QUEUE 16
  71 #endif
  72
  73 #if defined(HOSTS_C) || defined(MODULE)
  74
  75 #define GENERIC_NCR5380 {                                               \
  76         proc_info:      generic_NCR5380_proc_info,                      \
  77         name:           "Generic NCR5380/NCR53C400 Scsi Driver",        \
  78         detect:         generic_NCR5380_detect,                         \
  79         release:        generic_NCR5380_release_resources,              \
  80         info:           (void *)generic_NCR5380_info,                   \
  81         queuecommand:   generic_NCR5380_queue_command,                  \
  82         abort:          generic_NCR5380_abort,                          \
  83         reset:          generic_NCR5380_reset,                          \
  84         bios_param:     NCR5380_BIOSPARAM,                              \
  85         can_queue:      CAN_QUEUE,                                      \
  86         this_id:        7,                                              \
  87         sg_tablesize:   SG_ALL,                                         \
  88         cmd_per_lun:    CMD_PER_LUN ,                                   \
  89         use_clustering: DISABLE_CLUSTERING}
  90
  91 #endif
  92
  93 #ifndef HOSTS_C
  94
  95 #define __STRVAL(x) #x
  96 #define STRVAL(x) __STRVAL(x)
  97
  98 #ifdef CONFIG_SCSI_G_NCR5380_PORT
  99
 100 #define NCR5380_map_config port
 101
 102 #define NCR5380_map_type int
 103
 104 #define NCR5380_map_name port
 105
 106 #define NCR5380_instance_name io_port
 107
 108 #define NCR53C400_register_offset 0
 109
 110 #define NCR53C400_address_adjust 8
 111
 112 #ifdef NCR53C400
 113 #define NCR5380_region_size 16
 114 #else
 115 #define NCR5380_region_size 8
 116 #endif
 117
 118 #define NCR5380_read(reg) (inb(NCR5380_map_name + (reg)))
 119 #define NCR5380_write(reg, value) (outb((value), (NCR5380_map_name + (reg))))
 120
 121 #else
 122 /* therefore CONFIG_SCSI_G_NCR5380_MEM */
 123
 124 #define NCR5380_map_config memory
 125
 126 #define NCR5380_map_type volatile unsigned char*
 127
 128 #define NCR5380_map_name base
 129
 130 #define NCR5380_instance_name base
 131
 132 #define NCR53C400_register_offset 0x108
 133
 134 #define NCR53C400_address_adjust 0
 135
 136 #define NCR53C400_mem_base 0x3880
 137
 138 #define NCR53C400_host_buffer 0x3900
 139
 140 #define NCR5380_region_size 0x3a00
 141
 142
 143 #define NCR5380_read(reg) (*(NCR5380_map_name + NCR53C400_mem_base + (reg)))
 144 #define NCR5380_write(reg, value) (*(NCR5380_map_name + NCR53C400_mem_base + (reg)) = value)
 145
 146 #endif
 147
 148 #define NCR5380_implementation_fields \
 149     NCR5380_map_type NCR5380_map_name
 150
 151 #define NCR5380_local_declare() \
 152     register NCR5380_implementation_fields
 153
 154 #define NCR5380_setup(instance) \
 155     NCR5380_map_name = (NCR5380_map_type)((instance)->NCR5380_instance_name)
 156
 157 #define NCR5380_intr generic_NCR5380_intr
 158 #define do_NCR5380_intr do_generic_NCR5380_intr
 159 #define NCR5380_queue_command generic_NCR5380_queue_command
 160 #define NCR5380_abort generic_NCR5380_abort
 161 #define NCR5380_reset generic_NCR5380_reset
 162 #define NCR5380_pread generic_NCR5380_pread
 163 #define NCR5380_pwrite generic_NCR5380_pwrite
 164 #define NCR5380_proc_info notyet_generic_proc_info
 165
 166 #define BOARD_NCR5380   0
 167 #define BOARD_NCR53C400 1
 168 #define BOARD_NCR53C400A 2
 169 #define BOARD_DTC3181E  3
 170
 171 #endif /* else def HOSTS_C */
 172 #endif /* ndef ASM */
 173 #endif /* GENERIC_NCR5380_H */
 174