patch-2.1.113 linux/drivers/scsi/mac_scsi.h

• Lines: 287
• Date: Thu Jul 30 11:17:10 1998
• Orig file: v2.1.112/linux/drivers/scsi/mac_scsi.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.112/linux/drivers/scsi/mac_scsi.h linux/drivers/scsi/mac_scsi.h
@@ -0,0 +1,286 @@
+/*
+ * mac_scsi.h -- Header file for the Macintosh native SCSI driver
+ *
+ * based on Roman Hodeks atari_scsi.h
+ */
+
+/*
+ * atari_scsi.h -- Header file for the Atari native SCSI driver
+ *
+ * Copyright 1994 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
+ *
+ * (Loosely based on the work of Robert De Vries' team)
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive
+ * for more details.
+ *
+ */
+
+
+#ifndef MAC_SCSI_H
+#define MAC_SCSI_H
+
+/* (I_HAVE_OVERRUNS stuff removed) */
+
+#ifndef ASM
+int mac_scsi_abort (Scsi_Cmnd *);
+int mac_scsi_detect (Scsi_Host_Template *);
+const char * mac_scsi_info (struct Scsi_Host *host);
+int mac_scsi_queue_command (Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
+int mac_scsi_reset (Scsi_Cmnd *, unsigned int);
+int mac_scsi_proc_info (char *, char **, off_t, int, int, int);
+#ifdef MODULE
+int mac_scsi_release (struct Scsi_Host *);
+#else
+#define mac_scsi_release NULL
+#endif
+
+/* The values for CMD_PER_LUN and CAN_QUEUE are somehow arbitrary. Higher
+ * values should work, too; try it! (but cmd_per_lun costs memory!) */
+
+/* But there seems to be a bug somewhere that requires CAN_QUEUE to be
+ * 2*CMD_PER_LUN. At least on a TT, no spurious timeouts seen since
+ * changed CMD_PER_LUN... */
+
+/* Note: The Falcon currently uses 8/1 setting due to unsolved problems with
+ * cmd_per_lun != 1 */
+
+#define MAC_SCSI_CAN_QUEUE		        16
+#define MAC_SCSI_CMD_PER_LUN		        8
+#define MAC_SCSI_SG_TABLESIZE		SG_ALL
+
+#define	DEFAULT_USE_TAGGED_QUEUING	0
+
+
+#if defined (HOSTS_C) || defined (MODULE)
+
+#define MAC_SCSI { NULL, NULL, NULL,				\
+  mac_scsi_proc_info,						\
+  "Macintosh NCR5380 SCSI",					\
+  mac_scsi_detect,						\
+  mac_scsi_release,						\
+  mac_scsi_info,						\
+  /* command */ NULL,						\
+  mac_scsi_queue_command,					\
+  mac_scsi_abort,						\
+  mac_scsi_reset,						\
+  /* slave_attach */	NULL,					\
+  /* bios_param */	NULL,					\
+  /* can queue */	0, /* initialized at run-time */	\
+  /* host_id */		0, /* initialized at run-time */	\
+  /* scatter gather */	0, /* initialized at run-time */	\
+  /* cmd per lun */	0, /* initialized at run-time */	\
+  /* present */		0,					\
+  /* unchecked ISA DMA */ 0,					\
+  /* use_clustering */	DISABLE_CLUSTERING }
+
+#endif
+
+#ifndef HOSTS_C
+
+#define	NCR5380_implementation_fields	/* none */
+
+#define NCR5380_read(reg)		  mac_scsi_reg_read( reg )
+#define NCR5380_write(reg, value) mac_scsi_reg_write( reg, value )
+
+#define NCR5380_intr mac_scsi_intr
+#define NCR5380_queue_command mac_scsi_queue_command
+#define NCR5380_abort mac_scsi_abort
+#define NCR5380_proc_info mac_scsi_proc_info
+#define NCR5380_dma_read_setup(inst,d,c) mac_scsi_dma_setup (inst, d, c, 0)
+#define NCR5380_dma_write_setup(inst,d,c) mac_scsi_dma_setup (inst, d, c, 1)
+#define NCR5380_dma_residual(inst) mac_scsi_dma_residual( inst )
+#define	NCR5380_dma_xfer_len(i,cmd,phase) \
+	mac_dma_xfer_len(cmd->SCp.this_residual,cmd,((phase) & SR_IO) ? 0 : 1)
+#ifdef PSEUDO_DMA
+#define NCR5380_pread(inst,d,l) mac_pdma_read (inst, d, l)
+#define NCR5380_pwrite(inst,d,l) mac_pdma_write (inst, d, l)
+#endif
+
+/* Debugging printk definitions:
+ *
+ *  ARB  -> arbitration
+ *  ASEN -> auto-sense
+ *  DMA  -> DMA
+ *  HSH  -> PIO handshake
+ *  INF  -> information transfer
+ *  INI  -> initialization
+ *  INT  -> interrupt
+ *  LNK  -> linked commands
+ *  MAIN -> NCR5380_main() control flow
+ *  NDAT -> no data-out phase
+ *  NWR  -> no write commands
+ *  PIO  -> PIO transfers
+ *  PDMA -> pseudo DMA (unused on MAC)
+ *  QU   -> queues
+ *  RSL  -> reselections
+ *  SEL  -> selections
+ *  USL  -> usleep cpde (unused on MAC)
+ *  LBS  -> last byte sent (unused on MAC)
+ *  RSS  -> restarting of selections
+ *  EXT  -> extended messages
+ *  ABRT -> aborting and resetting
+ *  TAG  -> queue tag handling
+ *  MER  -> merging of consec. buffers
+ *
+ */
+
+#if NDEBUG & NDEBUG_ARBITRATION
+#define ARB_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define ARB_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_AUTOSENSE
+#define ASEN_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define ASEN_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_DMA
+#define DMA_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define DMA_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_HANDSHAKE
+#define HSH_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define HSH_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_INFORMATION
+#define INF_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define INF_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_INIT
+#define INI_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define INI_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_INTR
+#define INT_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define INT_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_LINKED
+#define LNK_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define LNK_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_MAIN
+#define MAIN_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define MAIN_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_NO_DATAOUT
+#define NDAT_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define NDAT_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_NO_WRITE
+#define NWR_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define NWR_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_PIO
+#define PIO_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define PIO_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_PSEUDO_DMA
+#define PDMA_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define PDMA_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_QUEUES
+#define QU_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define QU_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_RESELECTION
+#define RSL_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define RSL_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_SELECTION
+#define SEL_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define SEL_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_USLEEP
+#define USL_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define USL_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_LAST_BYTE_SENT
+#define LBS_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define LBS_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_RESTART_SELECT
+#define RSS_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define RSS_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_EXTENDED
+#define EXT_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define EXT_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_ABORT
+#define ABRT_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define ABRT_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_TAGS
+#define TAG_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define TAG_PRINTK(format, args...)
+#endif
+#if NDEBUG & NDEBUG_MERGING
+#define MER_PRINTK(format, args...) \
+	printk(KERN_DEBUG format , ## args)
+#else
+#define MER_PRINTK(format, args...)
+#endif
+
+/* conditional macros for NCR5380_print_{,phase,status} */
+
+#define NCR_PRINT(mask)	\
+	((NDEBUG & (mask)) ? NCR5380_print(instance) : (void)0)
+
+#define NCR_PRINT_PHASE(mask) \
+	((NDEBUG & (mask)) ? NCR5380_print_phase(instance) : (void)0)
+
+#define NCR_PRINT_STATUS(mask) \
+	((NDEBUG & (mask)) ? NCR5380_print_status(instance) : (void)0)
+
+#define NDEBUG_ANY	0xffffffff
+
+
+#endif /* else def HOSTS_C */
+#endif /* ndef ASM */
+#endif /* MAC_SCSI_H */
+
+