93 lines
3.2 KiB
C
93 lines
3.2 KiB
C
/*
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* Copyright (c) 2003 Hidetoshi SHimokawa
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* Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi SHimokawa
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* All rights reserved.
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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 acknowledgement as bellow:
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*
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* This product includes software developed by K. Kobayashi and H. Shimokawa
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*
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* 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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* $FreeBSD$
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*
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*/
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#if __FreeBSD_version >= 500000
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#define FWOHCI_TASKQUEUE 1
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#else
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#define FWOHCI_TASKQUEUE 0
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#endif
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#if FWOHCI_TASKQUEUE
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#include <sys/taskqueue.h>
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#endif
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typedef struct fwohci_softc {
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struct firewire_comm fc;
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bus_space_tag_t bst;
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bus_space_handle_t bsh;
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void *ih;
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#if __FreeBSD_version < 500000
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void *ih_cam;
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void *ih_bio;
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#endif
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struct resource *bsr;
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struct resource *irq_res;
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struct fwohci_dbch{
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u_int ndb;
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u_int ndesc;
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STAILQ_HEAD(, fwohcidb_tr) db_trq;
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struct fwohcidb_tr *top, *bottom, *pdb_tr;
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struct fw_xferq xferq;
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int flags;
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#define FWOHCI_DBCH_INIT (1<<0)
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#define FWOHCI_DBCH_FULL (1<<1)
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/* used only in receive context */
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int buf_offset; /* signed */
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#define FWOHCI_DBCH_MAX_PAGES 32
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/* Context programs buffer */
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struct fwdma_alloc_multi *am;
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bus_dma_tag_t dmat;
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} arrq, arrs, atrq, atrs, it[OHCI_DMA_ITCH], ir[OHCI_DMA_IRCH];
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u_int maxrec;
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u_int32_t *sid_buf;
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struct fwdma_alloc sid_dma;
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struct fwdma_alloc crom_dma;
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struct fwdma_alloc dummy_dma;
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u_int32_t intmask, irstat, itstat;
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#if FWOHCI_TASKQUEUE
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u_int32_t intstat;
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struct task fwohci_task_complete;
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#endif
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} fwohci_softc_t;
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void fwohci_intr (void *arg);
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int fwohci_init (struct fwohci_softc *, device_t);
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void fwohci_poll (struct firewire_comm *, int, int);
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void fwohci_reset (struct fwohci_softc *, device_t);
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int fwohci_detach (struct fwohci_softc *, device_t);
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int fwohci_resume (struct fwohci_softc *, device_t);
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int fwohci_stop (struct fwohci_softc *, device_t dev);
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