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Annotation of sys/arch/alpha/isa/isa_machdep.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: isa_machdep.h,v 1.12 2002/03/14 03:15:50 millert Exp $        */
                      2: /*     $NetBSD: isa_machdep.h,v 1.3 1996/11/19 04:53:07 cgd Exp $      */
                      3:
                      4: /*
                      5:  * Copyright (c) 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: /*
                     32:  * Types provided to machine-independent ISA code.
                     33:  */
                     34: typedef struct alpha_isa_chipset *isa_chipset_tag_t;
                     35:
                     36: struct alpha_isa_chipset {
                     37:        void    *ic_v;
                     38:
                     39:        void    (*ic_attach_hook)(struct device *, struct device *,
                     40:                    struct isabus_attach_args *);
                     41:        void    *(*ic_intr_establish)(void *, int, int, int,
                     42:                    int (*)(void *), void *, char *);
                     43:        void    (*ic_intr_disestablish)(void *, void *);
                     44:        int     (*ic_intr_alloc)(isa_chipset_tag_t *, int, int, int *);
                     45: };
                     46:
                     47: /*
                     48:  * Functions provided to machine-independent ISA code.
                     49:  */
                     50: #define        isa_attach_hook(p, s, a)                                        \
                     51:     (*(a)->iba_ic->ic_attach_hook)((p), (s), (a))
                     52: #define        isa_intr_establish(c, i, t, l, f, a, nm)                        \
                     53:     (*(c)->ic_intr_establish)((c)->ic_v, (i), (t), (l), (f), (a), (nm))
                     54: #define        isa_intr_disestablish(c, h)                                     \
                     55:     (*(c)->ic_intr_disestablish)((c)->ic_v, (h))
                     56: #define isa_intr_alloc(c, m, t, i)                                     \
                     57:     (*(c)->ic_intr_alloc)((c)->ic_v, (m), (t), (i))
                     58:
                     59: #define __NO_ISA_INTR_CHECK
                     60:
                     61: /*
                     62:  * alpha-specific ISA functions.
                     63:  * NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
                     64:  */
                     65: int    isa_display_console(bus_space_tag_t, bus_space_tag_t);
                     66:
                     67: #ifdef _ALPHA_BUS_DMA_PRIVATE
                     68: int    isadma_bounce_dmamap_create(bus_dma_tag_t, bus_size_t, int,
                     69:            bus_size_t, bus_size_t, int, bus_dmamap_t *);
                     70: void   isadma_bounce_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t);
                     71: int    isadma_bounce_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *,
                     72:            bus_size_t, struct proc *, int);
                     73: int    isadma_bounce_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t,
                     74:            struct mbuf *, int);
                     75: int    isadma_bounce_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t,
                     76:            struct uio *, int);
                     77: int    isadma_bounce_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t,
                     78:            bus_dma_segment_t *, int, bus_size_t, int);
                     79: void   isadma_bounce_dmamap_unload(bus_dma_tag_t, bus_dmamap_t);
                     80: void   isadma_bounce_dmamap_sync(bus_dma_tag_t, bus_dmamap_t, bus_addr_t,
                     81:            bus_size_t, int);
                     82: int    isadma_bounce_dmamem_alloc(bus_dma_tag_t, bus_size_t, bus_size_t,
                     83:            bus_size_t, bus_dma_segment_t *, int, int *, int);
                     84: #endif /* _ALPHA_BUS_DMA_PRIVATE */