Return to tcdsvar.h CVS log

Up to [local] / sys / dev / tc

Annotation of sys/dev/tc/tcdsvar.h, Revision 1.1.1.1

1.1       nbrk        1: /* $OpenBSD: tcdsvar.h,v 1.3 2006/03/13 22:36:06 miod Exp $ */
                      2: /* $NetBSD: tcdsvar.h,v 1.2 2001/08/22 05:00:27 nisimura Exp $ */
                      3:
                      4: /*
                      5:  * Copyright (c) 1995, 1996 Carnegie-Mellon University.
                      6:  * All rights reserved.
                      7:  *
                      8:  * Author: Chris G. Demetriou
                      9:  *
                     10:  * Permission to use, copy, modify and distribute this software and
                     11:  * its documentation is hereby granted, provided that both the copyright
                     12:  * notice and this permission notice appear in all copies of the
                     13:  * software, derivative works or modified versions, and any portions
                     14:  * thereof, and that both notices appear in supporting documentation.
                     15:  *
                     16:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     17:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
                     18:  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     19:  *
                     20:  * Carnegie Mellon requests users of this software to return to
                     21:  *
                     22:  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
                     23:  *  School of Computer Science
                     24:  *  Carnegie Mellon University
                     25:  *  Pittsburgh PA 15213-3890
                     26:  *
                     27:  * any improvements or extensions that they make and grant Carnegie the
                     28:  * rights to redistribute these changes.
                     29:  */
                     30:
                     31: struct tcds_slotconfig {
                     32:        /*
                     33:         * Bookkeeping information
                     34:         */
                     35:        int     sc_slot;
                     36:
                     37:        bus_space_tag_t sc_bst;                 /* to frob TCDS regs */
                     38:        bus_space_handle_t sc_bsh;
                     39:
                     40:        int     (*sc_intrhand)(void *);         /* intr. handler */
                     41:        void    *sc_intrarg;                    /* intr. handler arg. */
                     42:        struct evcount sc_count;                /* intr. count */
                     43:
                     44:        /*
                     45:         * Sets of bits in TCDS CIR and IMER that enable/check
                     46:         * various things.
                     47:         */
                     48:        u_int32_t sc_resetbits;
                     49:        u_int32_t sc_intrmaskbits;
                     50:        u_int32_t sc_intrbits;
                     51:        u_int32_t sc_dmabits;
                     52:        u_int32_t sc_errorbits;
                     53:
                     54:        /*
                     55:         * Offsets to slot-specific DMA resources.
                     56:         */
                     57:        bus_size_t sc_sda;
                     58:        bus_size_t sc_dic;
                     59:        bus_size_t sc_dud0;
                     60:        bus_size_t sc_dud1;
                     61: };
                     62:
                     63: struct tcdsdev_attach_args {
                     64:        bus_space_tag_t tcdsda_bst;             /* bus space tag */
                     65:        bus_space_handle_t tcdsda_bsh;          /* bus space handle */
                     66:        bus_dma_tag_t tcdsda_dmat;              /* bus dma tag */
                     67:        struct tcds_slotconfig *tcdsda_sc;      /* slot configuration */
                     68:        int     tcdsda_chip;                    /* chip number */
                     69:        int     tcdsda_id;                      /* SCSI ID */
                     70:        u_int   tcdsda_freq;                    /* chip frequency */
                     71:        int     tcdsda_period;                  /* min. sync period */
                     72:        int     tcdsda_variant;                 /* NCR chip variant */
                     73:        int     tcdsda_fast;                    /* chip does Fast mode */
                     74: };
                     75:
                     76: /*
                     77:  * TCDS functions.
                     78:  */
                     79: void   tcds_intr_establish(struct device *, int,
                     80:            int (*)(void *), void *);
                     81: void   tcds_intr_disestablish(struct device *, int);
                     82: void   tcds_dma_enable(struct tcds_slotconfig *, int);
                     83: void   tcds_scsi_enable(struct tcds_slotconfig *, int);
                     84: int    tcds_scsi_iserr(struct tcds_slotconfig *);
                     85: int    tcds_scsi_isintr(struct tcds_slotconfig *, int);
                     86: void   tcds_scsi_reset(struct tcds_slotconfig *);