diff options
Diffstat (limited to 'sys/dev/isf/isf.h')
| -rw-r--r-- | sys/dev/isf/isf.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/sys/dev/isf/isf.h b/sys/dev/isf/isf.h deleted file mode 100644 index bfcca07..0000000 --- a/sys/dev/isf/isf.h +++ /dev/null @@ -1,96 +0,0 @@ -/*- - * Copyright (c) 2012 Robert N. M. Watson - * Copyright (c) 2012 SRI International - * All rights reserved. - * - * This software was developed by SRI International and the University of - * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) - * ("CTSRD"), as part of the DARPA CRASH research programme. - * - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. - * - * $FreeBSD$ - */ - -#ifndef _DEV_ISF_H_ -#define _DEV_ISF_H_ - -struct isf_range { - off_t ir_off; /* Offset of range to delete (set to 0xFF) */ - size_t ir_size; /* Size of range */ -}; - -#define ISF_ERASE _IOW('I', 1, struct isf_range) - -/* - * Ordinary read and write operations are limited to 512 bytes. - * We support erasing 128K blocks and ignore the fact that portions of the - * flash are in fact divided into 32K blocks. - */ -#define ISF_SECTORSIZE (512) -#define ISF_ERASE_BLOCK (128 * 1024) - -#ifdef _KERNEL -MALLOC_DECLARE(M_ISF); - -enum bstate { - BS_STEADY = 0, - BS_ERASING -}; - -struct isf_softc { - device_t isf_dev; - int isf_unit; - struct resource *isf_res; - int isf_rid; - struct mtx isf_lock; - struct disk *isf_disk; - struct proc *isf_proc; - int isf_doomed; - - /* - * Fields relating to in-progress and pending I/O, if any. - */ - struct bio_queue_head isf_bioq; - uint16_t isf_rbuf[ISF_SECTORSIZE / 2]; - int isf_erasing; - enum bstate *isf_bstate; -}; - -#define ISF_LOCK(sc) mtx_lock(&(sc)->isf_lock) -#define ISF_LOCK_ASSERT(sc) mtx_assert(&(sc)->isf_lock, MA_OWNED) -#define ISF_LOCK_DESTROY(sc) mtx_destroy(&(sc)->isf_lock) -#define ISF_LOCK_INIT(sc) mtx_init(&(sc)->isf_lock, "isf", NULL, \ - MTX_DEF) -#define ISF_SLEEP(sc, wait, timo) mtx_sleep((wait), \ - &(sc)->isf_lock, PRIBIO, \ - "isf", (timo)) -#define ISF_UNLOCK(sc) mtx_unlock(&(sc)->isf_lock) -#define ISF_WAKEUP(sc) wakeup((sc)) - -int isf_attach(struct isf_softc *sc); -void isf_detach(struct isf_softc *sc); - -extern devclass_t isf_devclass; -#endif /* _KERNEL */ - -#endif /* _DEV_ISF_H_ */ |
