NetBSD/sys/dev/ieee1394/fwohcivar.h

88 lines
3.2 KiB
C

/* $NetBSD: fwohcivar.h,v 1.34 2012/08/04 03:55:43 riastradh Exp $ */
/*-
* Copyright (c) 2003 Hidetoshi SHimokawa
* Copyright (c) 1998-2002 Katsushi Kobayashi and Hidetoshi SHimokawa
* 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 acknowledgement as bellow:
*
* This product includes software developed by K. Kobayashi and H. Shimokawa
*
* 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.
*
* $FreeBSD: src/sys/dev/firewire/fwohcivar.h,v 1.16 2007/06/06 14:31:36 simokawa Exp $
*
*/
#ifndef _FWOHCIVAR_H_
#define _FWOHCIVAR_H_
struct fwohci_softc {
struct firewire_comm fc;
bus_space_tag_t bst;
bus_space_handle_t bsh;
bus_size_t bssize;
struct fwohci_dbch {
int off;
u_int ndb;
u_int ndesc;
STAILQ_HEAD(, fwohcidb_tr) db_trq;
struct fwohcidb_tr *top;
struct fwohcidb_tr *bottom;
struct fwohcidb_tr *pdb_tr;
struct fw_xferq xferq;
int flags;
#define FWOHCI_DBCH_INIT (1<<0)
#define FWOHCI_DBCH_FULL (1<<1)
/* used only in receive context */
int buf_offset; /* signed */
#define FWOHCI_DBCH_MAX_PAGES 32
/* Context programs buffer */
struct fwdma_alloc_multi *am;
} arrq, arrs, atrq, atrs, it[OHCI_DMA_ITCH], ir[OHCI_DMA_IRCH];
u_int maxrec;
uint32_t *sid_buf;
struct fwdma_alloc sid_dma;
struct fwdma_alloc crom_dma;
struct fwdma_alloc dummy_dma;
uint32_t intmask;
uint32_t intstat;
uint32_t irstat;
uint32_t itstat;
int cycle_lost;
};
#define OWRITE(sc, r, x) bus_space_write_4((sc)->bst, (sc)->bsh, (r), (x))
#define OREAD(sc, r) bus_space_read_4((sc)->bst, (sc)->bsh, (r))
void fwohci_init(struct fwohci_softc *);
int fwohci_attach(struct fwohci_softc *);
int fwohci_detach(struct fwohci_softc *, int);
int fwohci_intr(void *arg);
int fwohci_resume(struct fwohci_softc *);
int fwohci_stop(struct fwohci_softc *);
#endif /* _FWOHCIVAR_H_ */