diff options
Diffstat (limited to 'sys/dev/mrsas/mrsas_ioctl.h')
| -rw-r--r-- | sys/dev/mrsas/mrsas_ioctl.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/sys/dev/mrsas/mrsas_ioctl.h b/sys/dev/mrsas/mrsas_ioctl.h new file mode 100644 index 000000000000..360484277678 --- /dev/null +++ b/sys/dev/mrsas/mrsas_ioctl.h @@ -0,0 +1,97 @@ +/* + * 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 */ |