diff options
Diffstat (limited to 'drivers/scsi/mac_scsi.h')
| -rw-r--r-- | drivers/scsi/mac_scsi.h | 336 |
1 files changed, 80 insertions, 256 deletions
diff --git a/drivers/scsi/mac_scsi.h b/drivers/scsi/mac_scsi.h index da186f9d4..49a90965c 100644 --- a/drivers/scsi/mac_scsi.h +++ b/drivers/scsi/mac_scsi.h @@ -1,286 +1,110 @@ /* - * mac_scsi.h -- Header file for the Macintosh native SCSI driver + * Cumana Generic NCR5380 driver defines * - * based on Roman Hodeks atari_scsi.h - */ - -/* - * atari_scsi.h -- Header file for the Atari native SCSI driver + * Copyright 1993, Drew Eckhardt + * Visionary Computing + * (Unix and Linux consulting and custom programming) + * drew@colorado.edu + * +1 (303) 440-4894 * - * Copyright 1994 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de> + * ALPHA RELEASE 1. * - * (Loosely based on the work of Robert De Vries' team) + * For more information, please consult * - * 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. + * NCR 5380 Family + * SCSI Protocol Controller + * Databook * + * NCR Microelectronics + * 1635 Aeroplaza Drive + * Colorado Springs, CO 80916 + * 1+ (719) 578-3400 + * 1+ (800) 334-5454 */ +/* + * $Log: cumana_NCR5380.h,v $ + */ -#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 +#ifndef MAC_NCR5380_H +#define MAC_NCR5380_H +#define MACSCSI_PUBLIC_RELEASE 1 -#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 } +#ifndef ASM +int macscsi_abort (Scsi_Cmnd *); +int macscsi_detect (Scsi_Host_Template *); +int macscsi_release (struct Scsi_Host *); +const char *macscsi_info (struct Scsi_Host *); +int macscsi_reset(Scsi_Cmnd *, unsigned int); +int macscsi_queue_command (Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +int macscsi_proc_info (char *buffer, char **start, off_t offset, + int length, int hostno, int inout); +#ifndef NULL +#define NULL 0 #endif -#ifndef HOSTS_C +#ifndef CMD_PER_LUN +#define CMD_PER_LUN 2 +#endif -#define NCR5380_implementation_fields /* none */ +#ifndef CAN_QUEUE +#define CAN_QUEUE 16 +#endif -#define NCR5380_read(reg) mac_scsi_reg_read( reg ) -#define NCR5380_write(reg, value) mac_scsi_reg_write( reg, value ) +#ifndef SG_TABLESIZE +#define SG_TABLESIZE SG_NONE +#endif -#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) +#ifndef USE_TAGGED_QUEUING +#define USE_TAGGED_QUEUING 0 #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 - * - */ +#include <scsi/scsicam.h> -#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 +#define MAC_NCR5380 { \ +name: "Macintosh NCR5380 SCSI", \ +detect: macscsi_detect, \ +release: macscsi_release, /* Release */ \ +info: macscsi_info, \ +queuecommand: macscsi_queue_command, \ +abort: macscsi_abort, \ +reset: macscsi_reset, \ +bios_param: scsicam_bios_param, /* biosparam */ \ +can_queue: CAN_QUEUE, /* can queue */ \ +this_id: 7, /* id */ \ +sg_tablesize: SG_ALL, /* sg_tablesize */ \ +cmd_per_lun: CMD_PER_LUN, /* cmd per lun */ \ +unchecked_isa_dma: 0, /* unchecked_isa_dma */ \ +use_clustering: DISABLE_CLUSTERING \ + } -/* conditional macros for NCR5380_print_{,phase,status} */ +#ifndef HOSTS_C -#define NCR_PRINT(mask) \ - ((NDEBUG & (mask)) ? NCR5380_print(instance) : (void)0) +#define NCR5380_implementation_fields \ + int port, ctrl -#define NCR_PRINT_PHASE(mask) \ - ((NDEBUG & (mask)) ? NCR5380_print_phase(instance) : (void)0) +#define NCR5380_local_declare() \ + struct Scsi_Host *_instance -#define NCR_PRINT_STATUS(mask) \ - ((NDEBUG & (mask)) ? NCR5380_print_status(instance) : (void)0) +#define NCR5380_setup(instance) \ + _instance = instance -#define NDEBUG_ANY 0xffffffff +#define NCR5380_read(reg) macscsi_read(_instance, reg) +#define NCR5380_write(reg, value) macscsi_write(_instance, reg, value) +#define NCR5380_intr macscsi_intr +#define NCR5380_queue_command macscsi_queue_command +#define NCR5380_abort macscsi_abort +#define NCR5380_reset macscsi_reset +#define NCR5380_proc_info macscsi_proc_info -#endif /* else def HOSTS_C */ -#endif /* ndef ASM */ -#endif /* MAC_SCSI_H */ +#define BOARD_NORMAL 0 +#define BOARD_NCR53C400 1 +#endif /* ndef HOSTS_C */ +#endif /* ndef ASM */ +#endif /* MAC_NCR5380_H */ |