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44456d37b5
turn many #if $undefined_string into #ifdef $undefined_string to fix some warnings after -Wno-def was added to global CFLAGS Signed-off-by: Olaf Hering <olh@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/*
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* DTC controller, taken from T128 driver by...
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* Copyright 1993, Drew Eckhardt
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* Visionary Computing
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* (Unix and Linux consulting and custom programming)
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* drew@colorado.edu
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* +1 (303) 440-4894
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*
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* DISTRIBUTION RELEASE 2.
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*
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* For more information, please consult
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*
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*
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*
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* and
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*
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* NCR 5380 Family
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* SCSI Protocol Controller
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* Databook
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*
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* NCR Microelectronics
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* 1635 Aeroplaza Drive
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* Colorado Springs, CO 80916
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* 1+ (719) 578-3400
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* 1+ (800) 334-5454
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*/
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#ifndef DTC3280_H
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#define DTC3280_H
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#define DTCDEBUG 0
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#define DTCDEBUG_INIT 0x1
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#define DTCDEBUG_TRANSFER 0x2
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static int dtc_abort(Scsi_Cmnd *);
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static int dtc_biosparam(struct scsi_device *, struct block_device *,
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sector_t, int*);
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static int dtc_detect(Scsi_Host_Template *);
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static int dtc_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *));
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static int dtc_bus_reset(Scsi_Cmnd *);
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#ifndef CMD_PER_LUN
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#define CMD_PER_LUN 2
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#endif
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#ifndef CAN_QUEUE
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#define CAN_QUEUE 32
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#endif
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#define NCR5380_implementation_fields \
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void __iomem *base
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#define NCR5380_local_declare() \
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void __iomem *base
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#define NCR5380_setup(instance) \
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base = ((struct NCR5380_hostdata *)(instance)->hostdata)->base
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#define DTC_address(reg) (base + DTC_5380_OFFSET + reg)
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#define dbNCR5380_read(reg) \
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(rval=readb(DTC_address(reg)), \
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(((unsigned char) printk("DTC : read register %d at addr %p is: %02x\n"\
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, (reg), DTC_address(reg), rval)), rval ) )
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#define dbNCR5380_write(reg, value) do { \
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printk("DTC : write %02x to register %d at address %p\n", \
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(value), (reg), DTC_address(reg)); \
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writeb(value, DTC_address(reg));} while(0)
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#if !(DTCDEBUG & DTCDEBUG_TRANSFER)
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#define NCR5380_read(reg) (readb(DTC_address(reg)))
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#define NCR5380_write(reg, value) (writeb(value, DTC_address(reg)))
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#else
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#define NCR5380_read(reg) (readb(DTC_address(reg)))
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#define xNCR5380_read(reg) \
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(((unsigned char) printk("DTC : read register %d at address %p\n"\
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, (reg), DTC_address(reg))), readb(DTC_address(reg)))
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#define NCR5380_write(reg, value) do { \
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printk("DTC : write %02x to register %d at address %p\n", \
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(value), (reg), DTC_address(reg)); \
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writeb(value, DTC_address(reg));} while(0)
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#endif
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#define NCR5380_intr dtc_intr
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#define NCR5380_queue_command dtc_queue_command
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#define NCR5380_abort dtc_abort
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#define NCR5380_bus_reset dtc_bus_reset
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#define NCR5380_proc_info dtc_proc_info
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/* 15 12 11 10
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1001 1100 0000 0000 */
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#define DTC_IRQS 0x9c00
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#endif /* DTC3280_H */
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