Reformat some comments to not overflow 80 chars.
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julian
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46ceef1fad
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f067668263
@ -14,7 +14,7 @@
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*
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* Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
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*
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* $Id: scsiconf.h,v 1.58 1997/12/23 19:44:40 brian Exp $
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* $Id: scsiconf.h,v 1.59 1998/04/17 22:37:09 des Exp $
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*/
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#ifndef SCSI_SCSICONF_H
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#define SCSI_SCSICONF_H 1
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@ -129,73 +129,67 @@ typedef int yet_another_d_open_t __P((dev_t, int, int, struct proc *));
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struct scsi_device
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{
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/* 4*/ errval (*err_handler)(struct scsi_xfer *xs); /* return -1 to say
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* err processing complete */
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/* 4*/ errval (*err_handler)(struct scsi_xfer *xs);
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/* 8*/ void (*start)(u_int32_t unit, u_int32_t flags);
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/* 12*/ int32_t (*async) __P((void));
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/* 16*/ int32_t (*done) __P((struct scsi_xfer *xs)); /* returns -1 to say done processing complete */
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/* 20*/ char *name; /* name of device type */
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/* 16*/ int32_t (*done) __P((struct scsi_xfer *xs));
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/* 20*/ char *name; /* name of device type */
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/* 24*/ u_int32_t flags; /* device type dependent flags */
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/* 32*/ int32_t spare[2];
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/* 36*/ int32_t link_flags; /* Flags OR'd into sc_link at attach time */
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/* 36*/ int32_t link_flags; /* set -> sc_link at attach time */
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/* 40*/ errval (*attach)(struct scsi_link *sc_link);
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/* 44*/ char *desc; /* Description of device */
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/* 44*/ char *desc; /* Description of device */
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/* 48*/ yet_another_d_open_t *open;
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/* 52*/ int sizeof_scsi_data;
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/* 56*/ int type; /* Type of device this supports */
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/* 56*/ int type; /* Type of device this supports */
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/* 60*/ int (*getunit)(dev_t dev);
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/* 64*/ dev_t (*setunit)(dev_t dev, int unit);
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/* 68*/ int (*dev_open)(dev_t dev, int flags, int fmt, struct proc *p,
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struct scsi_link *sc_link);
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struct scsi_link *sc_link);
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/* 72*/ int (*dev_ioctl)(dev_t dev, int cmd, caddr_t arg, int mode,
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struct proc *p, struct scsi_link *sc_link);
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struct proc *p, struct scsi_link *sc_link);
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/* 76*/ int (*dev_close)(dev_t dev, int flag, int fmt, struct proc *p,
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struct scsi_link *sc_link);
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struct scsi_link *sc_link);
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/* 80*/ void (*dev_strategy)(struct buf *bp, struct scsi_link *sc_link);
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/* Not initialized after this */
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#define SCSI_LINK(DEV, UNIT) ( \
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(struct scsi_link *)(extend_get((DEV)->links, (UNIT))) \
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)
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#define SCSI_DATA(DEV, UNIT) ( \
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(SCSI_LINK((DEV), (UNIT)) ? \
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(SCSI_LINK((DEV), (UNIT))->sd) : \
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(struct scsi_data *)0) \
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)
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/* 80*/ struct extend_array *links;
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/* 84*/ int free_unit;
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/* 88*/ struct scsi_device *next; /* Next in list in the registry. */
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/* 84*/ struct extend_array *links;
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/* 88*/ int free_unit;
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/* 92*/ struct scsi_device *next; /* Next in list in the registry. */
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};
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/*
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* Macros to access soem fields above.
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*/
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#define SCSI_LINK(DEV, UNIT) \
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((struct scsi_link *)(extend_get((DEV)->links, (UNIT))))
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/* SCSI_DEVICE_ENTRIES: A macro to generate all the entry points from the
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#define SCSI_DATA(DEV, UNIT) \
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((SCSI_LINK((DEV), (UNIT)) ? (SCSI_LINK((DEV), (UNIT))->sd) : NULL))
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/*
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* SCSI_DEVICE_ENTRIES: A macro to generate all the entry points from the
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* name.
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*/
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#define SCSI_DEVICE_ENTRIES(NAME) \
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static errval NAME##attach(struct scsi_link *sc_link); \
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extern struct scsi_device NAME##_switch; /* XXX actually static */ \
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void NAME##init(void) { \
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scsi_device_register(&NAME##_switch); \
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} \
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static int NAME##open(dev_t dev, int flags, int fmt, struct proc *p) { \
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return scsi_open(dev, flags, fmt, p, &NAME##_switch); \
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} \
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static int NAME##ioctl(dev_t dev, int cmd, caddr_t addr, int flag, struct proc *p) { \
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return scsi_ioctl(dev, cmd, addr, flag, p, &NAME##_switch); \
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} \
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static int NAME##close(dev_t dev, int flag, int fmt, struct proc *p) { \
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return scsi_close(dev, flag, fmt, p, &NAME##_switch); \
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} \
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static void NAME##minphys(struct buf *bp) { \
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scsi_minphys(bp, &NAME##_switch); \
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} \
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static void NAME##strategy(struct buf *bp) { \
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scsi_strategy(bp, &NAME##_switch); \
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#define SCSI_DEVICE_ENTRIES(NAME) \
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static errval NAME##attach(struct scsi_link *sc_link); \
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extern struct scsi_device NAME##_switch; /* XXX actually static */ \
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void NAME##init(void) { \
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scsi_device_register(&NAME##_switch); \
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} \
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static int NAME##open(dev_t dev, int flags, int fmt, struct proc *p) { \
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return scsi_open(dev, flags, fmt, p, &NAME##_switch); \
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} \
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static int NAME##ioctl(dev_t dev, int cmd, caddr_t addr, \
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int flag, struct proc *p) { \
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return scsi_ioctl(dev, cmd, addr, flag, p, &NAME##_switch); \
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} \
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static int NAME##close(dev_t dev, int flag, int fmt, struct proc *p) { \
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return scsi_close(dev, flag, fmt, p, &NAME##_switch); \
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} \
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static void NAME##minphys(struct buf *bp) { \
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scsi_minphys(bp, &NAME##_switch); \
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} \
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static void NAME##strategy(struct buf *bp) { \
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scsi_strategy(bp, &NAME##_switch); \
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}
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#ifdef KERNEL
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@ -289,26 +283,26 @@ typedef struct st_mode st_modes[4];
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*/
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struct scsi_link
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{
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u_int8_t target; /* targ of this dev */
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u_int8_t lun; /* lun of this dev */
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u_int8_t adapter_targ; /* what are we on the scsi bus */
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u_int8_t adapter_unit; /* e.g. the 0 in aha0 */
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u_int8_t adapter_bus; /* e.g. the 0 in bus0 */
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u_int8_t scsibus; /* the Nth scsibus */
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u_int8_t dev_unit; /* e.g. the 0 in sd0 */
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u_int8_t opennings; /* available operations */
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u_int8_t active; /* operations in progress */
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u_int16_t flags; /* flags that all devices have */
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u_int16_t quirks; /* device specific quirks */
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struct scsi_adapter *adapter; /* adapter entry points etc. */
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struct scsi_device *device; /* device entry points etc. */
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struct scsi_xfer *active_xs; /* operations under way */
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void * fordriver; /* for private use by the driver */
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void * devmodes; /* device specific mode tables */
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dev_t dev; /* Device major number (character) */
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struct scsi_data *sd; /* Device data structure */
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u_int8_t target; /* targ of this dev */
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u_int8_t lun; /* lun of this dev */
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u_int8_t adapter_targ; /* what are we on the scsi bus*/
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u_int8_t adapter_unit; /* e.g. the 0 in aha0 */
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u_int8_t adapter_bus; /* e.g. the 0 in bus0 */
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u_int8_t scsibus; /* the Nth scsibus */
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u_int8_t dev_unit; /* e.g. the 0 in sd0 */
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u_int8_t opennings; /* available operations */
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u_int8_t active; /* operations in progress */
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u_int16_t flags; /* flags all devices have */
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u_int16_t quirks; /* device specific quirks */
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struct scsi_adapter *adapter; /* adapter entry points etc. */
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struct scsi_device *device; /* device entry points etc. */
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struct scsi_xfer *active_xs; /* operations under way */
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void *fordriver; /* for driver's private user */
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void *devmodes; /* dev specific mode tables */
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dev_t dev; /* Device major # (character) */
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struct scsi_data *sd; /* Device data structure */
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struct scsi_inquiry_data inqbuf; /* Inquiry data */
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void *adapter_softc; /* needed for call to foo_scsi_cmd */
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void *adapter_softc; /* to call foo_scsi_cmd */
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};
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/* XXX-HA: dufault@hda.com: SDEV_BOUNCE is set down in the adapter drivers
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