NetBSD/sys/dev/pci/btvmeivar.h

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/* $NetBSD: btvmeivar.h,v 1.1 1999/06/30 17:45:39 drochner Exp $ */
/*
* Copyright (c) 1999
* Matthias Drochner. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project
* by Matthias Drochner.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
struct b3_617_vmeintrhand {
TAILQ_ENTRY(b3_617_vmeintrhand) ih_next;
int (*ih_fun) __P((void*));
void *ih_arg;
int ih_level;
int ih_vector;
int ih_prior;
u_long ih_count;
};
struct b3_617_softc {
struct device sc_dev;
/* tags passed in from PCI */
pci_chipset_tag_t sc_pc;
bus_space_tag_t csrt, mapt;
bus_space_handle_t csrh, maph;
bus_addr_t vmepbase; /* physical PCI address */
bus_dma_tag_t sc_dmat;
void *sc_ih;
bus_space_tag_t sc_vmet;
struct vme_range csrwindow, dmawindow24, dmawindow32;
/* tags passed to VME devices */
struct vme_chipset_tag sc_vct;
/* list of VME interrupt handlers */
TAILQ_HEAD(, b3_617_vmeintrhand) intrhdls;
int strayintrs;
/*
* management of adapter mapping tables
*/
/* max fragmentation of scatter tables */
#define NVMEMAP 20
struct extent *vmeext;
char vmemap[EXTENT_FIXED_STORAGE_SIZE(NVMEMAP)];
};
#define read_csr_byte(sc, reg) \
bus_space_read_1(sc->csrt, sc->csrh, reg)
#define write_csr_byte(sc, reg, val) \
bus_space_write_1(sc->csrt, sc->csrh, reg, val)
#define read_csr_word(sc, reg) \
bus_space_read_2(sc->csrt, sc->csrh, reg)
#define write_csr_word(sc, reg, val) \
bus_space_write_2(sc->csrt, sc->csrh, reg, val)
#define write_mapmem(sc, ofs, val) \
bus_space_write_4(sc->mapt, sc->maph, ofs, val)
#define read_mapmem(sc, ofs) \
bus_space_read_4(sc->mapt, sc->maph, ofs)
#define VME_PAGESIZE 0x1000
#define PCI_PAGESIZE 0x1000
#define DMA_PAGESIZE 0x1000
/* shared between driver parts */
int b3_617_reset __P((struct b3_617_softc*));
int b3_617_init __P((struct b3_617_softc*));
#ifdef notyet /* for detach */
void b3_617_halt __P((struct b3_617_softc*));
#endif
int b3_617_intr __P((void*));
#if 0
void b3_617_cntlrdma_done __P((struct b3_617_softc*));
#endif
/* exported via tag structs */
int b3_617_map_vme __P((void *, vme_addr_t, vme_size_t,
vme_am_t, vme_datasize_t, vme_swap_t,
bus_space_tag_t *, bus_space_handle_t *, vme_mapresc_t*));
void b3_617_unmap_vme __P((void *, vme_mapresc_t));
int b3_617_vme_probe __P((void *, vme_addr_t, vme_size_t, vme_am_t,
vme_datasize_t,
int (*)(void *, bus_space_tag_t, bus_space_handle_t),
void *));
int b3_617_map_vmeint __P((void *, int, int, vme_intr_handle_t *));
void *b3_617_establish_vmeint __P((void *, vme_intr_handle_t, int,
int (*)(void *), void *));
void b3_617_disestablish_vmeint __P((void *, void *));
int b3_617_dmamap_create __P((void *, vme_size_t,
vme_am_t, vme_datasize_t, vme_swap_t,
int, vme_size_t, vme_addr_t,
int, bus_dmamap_t *));
void b3_617_dmamap_destroy __P((void *, bus_dmamap_t));
int b3_617_dmamem_alloc __P((void *, vme_size_t,
vme_am_t, vme_datasize_t, vme_swap_t,
bus_dma_segment_t *, int, int *, int));
void b3_617_dmamem_free __P((void *, bus_dma_segment_t *, int));