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Diffstat (limited to 'tools/tools/vhba/vhba.h')
| -rw-r--r-- | tools/tools/vhba/vhba.h | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/tools/tools/vhba/vhba.h b/tools/tools/vhba/vhba.h new file mode 100644 index 0000000..c09bd00 --- /dev/null +++ b/tools/tools/vhba/vhba.h @@ -0,0 +1,116 @@ +/*- + * Copyright (c) 2010 by Panasas, Inc. + * 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 immediately at the beginning of the file, without modification, + * this list of conditions, and the following disclaimer. + * 2. 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 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. + */ +/* $FreeBSD$ */ +/* + * Virtual HBA defines + */ +#include <sys/cdefs.h> +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/endian.h> +#include <sys/lock.h> +#include <sys/kernel.h> +#include <sys/queue.h> +#include <sys/queue.h> +#include <sys/malloc.h> +#include <sys/taskqueue.h> +#include <sys/mutex.h> +#include <sys/condvar.h> + +#include <sys/proc.h> + +#include <machine/bus.h> +#include <machine/cpu.h> +#include <machine/stdarg.h> + +#include <cam/cam.h> +#include <cam/cam_debug.h> +#include <cam/cam_ccb.h> +#include <cam/cam_sim.h> +#include <cam/cam_xpt.h> +#include <cam/cam_xpt_sim.h> +#include <cam/cam_debug.h> +#include <cam/scsi/scsi_all.h> +#include <cam/scsi/scsi_message.h> + + +#include <sys/unistd.h> +#include <sys/kthread.h> +#include <sys/conf.h> +#include <sys/module.h> +#include <sys/ioccom.h> +#include <sys/devicestat.h> +#include <cam/cam_periph.h> +#include <cam/cam_xpt_periph.h> + +#define VHBA_MAXTGT 64 +#define VHBA_MAXCMDS 256 + +typedef struct { + struct mtx lock; + struct cam_sim * sim; + struct cam_devq * devq; + TAILQ_HEAD(, ccb_hdr) actv; + TAILQ_HEAD(, ccb_hdr) done; + void * private; +} vhba_softc_t; + +/* + * Each different instantiation of a fake HBA needs to + * provide these as function entry points. It's responsible + * for setting up some thread or regular timeout that will + * dequeue things from the actv queue and put done items + * on the done queue. + */ +void vhba_init(vhba_softc_t *); +void vhba_fini(vhba_softc_t *); +void vhba_kick(vhba_softc_t *); + +/* + * Support functions + */ +void vhba_fill_sense(struct ccb_scsiio *, uint8_t, uint8_t, uint8_t); +int vhba_rwparm(uint8_t *, uint64_t *, uint32_t *, uint64_t, uint32_t); +void vhba_default_cmd(struct ccb_scsiio *, lun_id_t, uint8_t *); +void vhba_set_status(struct ccb_hdr *, cam_status); + +/* + * Common module loader function + */ +int vhba_modprobe(module_t, int, void *); + +/* + * retrofits + */ +#ifndef MODE_SENSE +#define MODE_SENSE 0x1a +#endif +#ifndef SMS_FORMAT_DEVICE_PAGE +#define SMS_FORMAT_DEVICE_PAGE 0x03 +#endif +#ifndef SMS_GEOMETRY_PAGE +#define SMS_GEOMETRY_PAGE 0x04 +#endif |
