2015-12-23 00:50:04 +00:00

65 lines
2.4 KiB
C

/*
* Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
* The President and Fellows of Harvard College.
*
* 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. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``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 UNIVERSITY OR CONTRIBUTORS 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.
*/
#ifndef _LAMEBUS_LHD_H_
#define _LAMEBUS_LHD_H_
#include <device.h>
/*
* Our sector size
*/
#define LHD_SECTSIZE 512
/*
* Hardware device data associated with lhd (LAMEbus hard disk)
*/
struct lhd_softc {
/* Initialized by lower-level attach code */
void *lh_busdata; /* The bus we're on */
uint32_t lh_buspos; /* Our slot on that bus */
int lh_unit; /* What number lhd we are */
/*
* Initialized by config_lhd
*/
void *lh_buf; /* Pointer to on-card I/O buffer */
int lh_result; /* Result from I/O operation */
struct semaphore *lh_clear; /* Synchronization */
struct semaphore *lh_done;
struct device lh_dev; /* VFS device structure */
};
/* Functions called by lower-level drivers */
void lhd_irq(/*struct lhd_softc*/ void *); /* Interrupt handler */
#endif /* _LAMEBUS_LHD_H_ */