171 lines
6.9 KiB
C
171 lines
6.9 KiB
C
/* $NetBSD: isa_machdep.h,v 1.7 2000/06/04 19:14:19 cgd Exp $ */
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#include <dev/isa/isadmavar.h>
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/*
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* Types provided to machine-independent ISA code.
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*/
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typedef struct alpha_isa_chipset *isa_chipset_tag_t;
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struct alpha_isa_chipset {
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void *ic_v;
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struct isa_dma_state ic_dmastate;
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void (*ic_attach_hook)(struct device *, struct device *,
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struct isabus_attach_args *);
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const struct evcnt *(*ic_intr_evcnt)(void *, int);
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void *(*ic_intr_establish)(void *, int, int, int,
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int (*)(void *), void *);
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void (*ic_intr_disestablish)(void *, void *);
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int (*ic_intr_alloc)(void *, int, int, int *);
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};
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/*
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* Functions provided to machine-independent ISA code.
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*/
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#define isa_attach_hook(p, s, a) \
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(*(a)->iba_ic->ic_attach_hook)((p), (s), (a))
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#define isa_intr_evcnt(c, i) \
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(*(c)->ic_intr_evcnt)((c)->ic_v, (i))
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#define isa_intr_establish(c, i, t, l, f, a) \
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(*(c)->ic_intr_establish)((c)->ic_v, (i), (t), (l), (f), (a))
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#define isa_intr_disestablish(c, h) \
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(*(c)->ic_intr_disestablish)((c)->ic_v, (h))
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#define isa_intr_alloc(c, m, t, i) \
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(*(c)->ic_intr_alloc)((c)->ic_v, (m), (t), (i))
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#define isa_dmainit(ic, bst, dmat, d) \
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_isa_dmainit(&(ic)->ic_dmastate, (bst), (dmat), (d))
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#define isa_dmacascade(ic, c) \
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_isa_dmacascade(&(ic)->ic_dmastate, (c))
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#define isa_dmamaxsize(ic, c) \
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_isa_dmamaxsize(&(ic)->ic_dmastate, (c))
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#define isa_dmamap_create(ic, c, s, f) \
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_isa_dmamap_create(&(ic)->ic_dmastate, (c), (s), (f))
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#define isa_dmamap_destroy(ic, c) \
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_isa_dmamap_destroy(&(ic)->ic_dmastate, (c))
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#define isa_dmastart(ic, c, a, n, p, f, bf) \
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_isa_dmastart(&(ic)->ic_dmastate, (c), (a), (n), (p), (f), (bf))
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#define isa_dmaabort(ic, c) \
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_isa_dmaabort(&(ic)->ic_dmastate, (c))
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#define isa_dmacount(ic, c) \
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_isa_dmacount(&(ic)->ic_dmastate, (c))
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#define isa_dmafinished(ic, c) \
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_isa_dmafinished(&(ic)->ic_dmastate, (c))
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#define isa_dmadone(ic, c) \
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_isa_dmadone(&(ic)->ic_dmastate, (c))
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#define isa_dmafreeze(ic) \
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_isa_dmafreeze(&(ic)->ic_dmastate)
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#define isa_dmathaw(ic) \
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_isa_dmathaw(&(ic)->ic_dmastate)
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#define isa_dmamem_alloc(ic, c, s, ap, f) \
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_isa_dmamem_alloc(&(ic)->ic_dmastate, (c), (s), (ap), (f))
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#define isa_dmamem_free(ic, c, a, s) \
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_isa_dmamem_free(&(ic)->ic_dmastate, (c), (a), (s))
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#define isa_dmamem_map(ic, c, a, s, kp, f) \
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_isa_dmamem_map(&(ic)->ic_dmastate, (c), (a), (s), (kp), (f))
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#define isa_dmamem_unmap(ic, c, k, s) \
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_isa_dmamem_unmap(&(ic)->ic_dmastate, (c), (k), (s))
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#define isa_dmamem_mmap(ic, c, a, s, o, p, f) \
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_isa_dmamem_mmap(&(ic)->ic_dmastate, (c), (a), (s), (o), (p), (f))
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#define isa_drq_isfree(ic, c) \
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_isa_drq_isfree(&(ic)->ic_dmastate, (c))
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#define isa_malloc(ic, c, s, p, f) \
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_isa_malloc(&(ic)->ic_dmastate, (c), (s), (p), (f))
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#define isa_free(a, p) \
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_isa_free((a), (p))
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#define isa_mappage(m, o, p) \
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_isa_mappage((m), (o), (p))
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/*
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* alpha-specific ISA functions.
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* NOT TO BE USED DIRECTLY BY MACHINE INDEPENDENT CODE.
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*/
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int isa_display_console(bus_space_tag_t, bus_space_tag_t);
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void isabeep(int, int);
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#ifdef _ALPHA_BUS_DMA_PRIVATE
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int isadma_bounce_dmamap_create(bus_dma_tag_t, bus_size_t, int,
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bus_size_t, bus_size_t, int, bus_dmamap_t *);
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void isadma_bounce_dmamap_destroy(bus_dma_tag_t, bus_dmamap_t);
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int isadma_bounce_dmamap_load(bus_dma_tag_t, bus_dmamap_t, void *,
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bus_size_t, struct proc *, int);
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int isadma_bounce_dmamap_load_mbuf(bus_dma_tag_t, bus_dmamap_t,
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struct mbuf *, int);
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int isadma_bounce_dmamap_load_uio(bus_dma_tag_t, bus_dmamap_t,
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struct uio *, int);
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int isadma_bounce_dmamap_load_raw(bus_dma_tag_t, bus_dmamap_t,
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bus_dma_segment_t *, int, bus_size_t, int);
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void isadma_bounce_dmamap_unload(bus_dma_tag_t, bus_dmamap_t);
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void isadma_bounce_dmamap_sync(bus_dma_tag_t, bus_dmamap_t,
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bus_addr_t, bus_size_t, int);
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int isadma_bounce_dmamem_alloc(bus_dma_tag_t, bus_size_t, bus_size_t,
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bus_size_t, bus_dma_segment_t *, int, int *, int);
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#endif /* _ALPHA_BUS_DMA_PRIVATE */
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