drivers/scsi/dtc.h

   1 /*
   2  * DTC controller, taken from T128 driver by...
   3  * Copyright 1993, Drew Eckhardt
   4  *      Visionary Computing
   5  *      (Unix and Linux consulting and custom programming)
   6  *      drew@colorado.edu
   7  *      +1 (303) 440-4894
   8  */
   9
  10 #ifndef DTC3280_H
  11 #define DTC3280_H
  12
  13 #ifndef CMD_PER_LUN
  14 #define CMD_PER_LUN 2
  15 #endif
  16
  17 #ifndef CAN_QUEUE
  18 #define CAN_QUEUE 32
  19 #endif
  20
  21 #define NCR5380_implementation_fields \
  22     void __iomem *base
  23
  24 #define NCR5380_local_declare() \
  25     void __iomem *base
  26
  27 #define NCR5380_setup(instance) \
  28     base = ((struct NCR5380_hostdata *)(instance)->hostdata)->base
  29
  30 #define DTC_address(reg) (base + DTC_5380_OFFSET + reg)
  31
  32 #define NCR5380_read(reg) (readb(DTC_address(reg)))
  33 #define NCR5380_write(reg, value) (writeb(value, DTC_address(reg)))
  34
  35 #define NCR5380_intr                    dtc_intr
  36 #define NCR5380_queue_command           dtc_queue_command
  37 #define NCR5380_abort                   dtc_abort
  38 #define NCR5380_bus_reset               dtc_bus_reset
  39 #define NCR5380_info                    dtc_info
  40 #define NCR5380_show_info               dtc_show_info
  41 #define NCR5380_write_info              dtc_write_info
  42
  43 /* 15 12 11 10
  44    1001 1100 0000 0000 */
  45
  46 #define DTC_IRQS 0x9c00
  47
  48
  49 #endif /* DTC3280_H */