freebsd-nq/sys/dev/mrsas/mrsas_ioctl.h

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/*
* Copyright (c) 2014, LSI Corp.
* All rights reserved.
* Author: Marian Choy
* Support: freebsdraid@lsi.com
*
* 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 <ORGANIZATION> 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 COPYRIGHT HOLDERS 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
* COPYRIGHT HOLDER 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.
*
* The views and conclusions contained in the software and documentation
* are those of the authors and should not be interpreted as representing
* official policies,either expressed or implied, of the FreeBSD Project.
*
* Send feedback to: <megaraidfbsd@lsi.com>
* Mail to: LSI Corporation, 1621 Barber Lane, Milpitas, CA 95035
* ATTN: MegaRaid FreeBSD
*
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#ifndef MRSAS_IOCTL_H
#define MRSAS_IOCTL_H
#ifndef _IOWR
#include <sys/ioccom.h>
#endif /* !_IOWR */
/*
* We need to use the same values as the mfi driver until MegaCli adds
* support for this (mrsas) driver:
* M is for MegaRAID. (This is typically the vendor or product initial)
* 1 arbitrary. (This may be used to segment kinds of commands.
* (1-9 status, 10-20 policy, etc.)
* struct mrsas_iocpacket (sizeof() this parameter will be used.)
* These three values are encoded into a somewhat unique, 32-bit value.
*/
#define MRSAS_IOC_FIRMWARE_PASS_THROUGH _IOWR('M', 1, struct mrsas_iocpacket)
#define MRSAS_IOC_SCAN_BUS _IO('M', 10)
#define MAX_IOCTL_SGE 16
#define MFI_FRAME_DIR_READ 0x0010
#define MFI_CMD_LD_SCSI_IO 0x03
#define INQUIRY_CMD 0x12
#define INQUIRY_CMDLEN 6
#define INQUIRY_REPLY_LEN 96
#define INQUIRY_VENDOR 8 /* Offset in reply data to vendor name */
#define SCSI_SENSE_BUFFERSIZE 96
#define MEGAMFI_RAW_FRAME_SIZE 128
#pragma pack(1)
struct mrsas_iocpacket {
u_int16_t host_no;
u_int16_t __pad1;
u_int32_t sgl_off;
u_int32_t sge_count;
u_int32_t sense_off;
u_int32_t sense_len;
union {
u_int8_t raw[MEGAMFI_RAW_FRAME_SIZE];
struct mrsas_header hdr;
} frame;
struct iovec sgl[MAX_IOCTL_SGE];
};
#pragma pack()
#endif /* MRSAS_IOCTL_H */