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fwohcivar.h revision 1.24 
      1 /*	$NetBSD: fwohcivar.h,v 1.24 2005/07/11 15:37:00 kiyohara Exp $	*/
      2 /*-
      3  * Copyright (c) 2003 Hidetoshi SHimokawa
      4  * Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi SHimokawa
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the acknowledgement as bellow:
     17  *
     18  *    This product includes software developed by K. Kobayashi and H. Shimokawa
     19  *
     20  * 4. The name of the author may not be used to endorse or promote products
     21  *    derived from this software without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     24  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     25  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     26  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
     27  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     28  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     29  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
     31  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
     32  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     33  * POSSIBILITY OF SUCH DAMAGE.
     34  *
     35  * $FreeBSD: /repoman/r/ncvs/src/sys/dev/firewire/fwohcivar.h,v 1.14 2005/01/06 01:42:41 imp Exp $
     36  *
     37  */
     38 
     39 #if defined(__DragonFly__) || __FreeBSD_version < 500000 || defined(__NetBSD__)
     40 #define FWOHCI_TASKQUEUE        0
     41 #else
     42 #define FWOHCI_TASKQUEUE        1
     43 #endif
     44 #if FWOHCI_TASKQUEUE
     45 #include <sys/taskqueue.h>
     46 #endif
     47 
     48 #if defined(__NetBSD__)
     49 MALLOC_DECLARE(M_FW);
     50 #endif
     51 
     52 typedef struct fwohci_softc {
     53 	struct firewire_comm fc;
     54 	bus_space_tag_t bst;
     55 	bus_space_handle_t bsh;
     56 #if defined(__FreeBSD__)
     57 	void *ih;
     58 #if defined(__DragonFly__) || __FreeBSD_version < 500000
     59 	void *ih_cam;
     60 	void *ih_bio;
     61 #endif
     62 	struct resource *bsr;
     63 	struct resource *irq_res;
     64 #elif defined(__NetBSD__)
     65 	bus_size_t bssize;
     66 	void *sc_shutdownhook;
     67 	void *sc_powerhook;
     68 #endif
     69 	struct fwohci_dbch{
     70 		u_int ndb;
     71 		u_int ndesc;
     72 		STAILQ_HEAD(, fwohcidb_tr) db_trq;
     73 		struct fwohcidb_tr *top, *bottom, *pdb_tr;
     74 		struct fw_xferq xferq;
     75 		int flags;
     76 #define	FWOHCI_DBCH_INIT	(1<<0)
     77 #define	FWOHCI_DBCH_FULL	(1<<1)
     78 		/* used only in receive context */
     79 		int buf_offset;	/* signed */
     80 #define FWOHCI_DBCH_MAX_PAGES	32
     81 		/* Context programs buffer */
     82 		struct fwdma_alloc_multi *am;
     83 		fw_bus_dma_tag_t dmat;
     84 	} arrq, arrs, atrq, atrs, it[OHCI_DMA_ITCH], ir[OHCI_DMA_IRCH];
     85 	u_int maxrec;
     86 	uint32_t *sid_buf;
     87 	struct fwdma_alloc sid_dma;
     88 	struct fwdma_alloc crom_dma;
     89 	struct fwdma_alloc dummy_dma;
     90 	uint32_t intmask, irstat, itstat;
     91 #if FWOHCI_TASKQUEUE
     92 	uint32_t intstat;
     93 	struct task fwohci_task_complete;
     94 #endif
     95 	int cycle_lost;
     96 } fwohci_softc_t;
     97 
     98 FW_INTR(fwohci);
     99 int fwohci_init (struct fwohci_softc *, device_t);
    100 void fwohci_poll (struct firewire_comm *, int, int);
    101 void fwohci_reset (struct fwohci_softc *, device_t);
    102 FWOHCI_DETACH();
    103 int fwohci_resume (struct fwohci_softc *, device_t);
    104 FWOHCI_STOP();
    105