1 /* 2 * Copyright (c) 2014, LSI Corp. 3 * All rights reserved. 4 * Author: Marian Choy 5 * Support: freebsdraid@lsi.com 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 3. Neither the name of the <ORGANIZATION> nor the names of its 18 * contributors may be used to endorse or promote products derived 19 * from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 29 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 31 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 * POSSIBILITY OF SUCH DAMAGE. 33 * 34 * The views and conclusions contained in the software and documentation 35 * are those of the authors and should not be interpreted as representing 36 * official policies,either expressed or implied, of the FreeBSD Project. 37 * 38 * Send feedback to: <megaraidfbsd@lsi.com> 39 * Mail to: LSI Corporation, 1621 Barber Lane, Milpitas, CA 95035 40 * ATTN: MegaRaid FreeBSD 41 * 42 */ 43 44 #include <sys/cdefs.h> 45 __FBSDID("$FreeBSD$"); 46 47 #ifndef MRSAS_IOCTL_H 48 #define MRSAS_IOCTL_H 49 50 #ifndef _IOWR 51 #include <sys/ioccom.h> 52 #endif /* !_IOWR */ 53 54 /* 55 * We need to use the same values as the mfi driver until MegaCli adds 56 * support for this (mrsas) driver: 57 * M is for MegaRAID. (This is typically the vendor or product initial) 58 * 1 arbitrary. (This may be used to segment kinds of commands. 59 * (1-9 status, 10-20 policy, etc.) 60 * struct mrsas_iocpacket (sizeof() this parameter will be used.) 61 * These three values are encoded into a somewhat unique, 32-bit value. 62 */ 63 64 #define MRSAS_IOC_FIRMWARE_PASS_THROUGH _IOWR('M', 1, struct mrsas_iocpacket) 65 66 #define MRSAS_IOC_SCAN_BUS _IO('M', 10) 67 68 #define MAX_IOCTL_SGE 16 69 #define MFI_FRAME_DIR_READ 0x0010 70 #define MFI_CMD_LD_SCSI_IO 0x03 71 72 #define INQUIRY_CMD 0x12 73 #define INQUIRY_CMDLEN 6 74 #define INQUIRY_REPLY_LEN 96 75 #define INQUIRY_VENDOR 8 /* Offset in reply data to vendor name */ 76 #define SCSI_SENSE_BUFFERSIZE 96 77 78 #define MEGAMFI_RAW_FRAME_SIZE 128 79 80 81 #pragma pack(1) 82 struct mrsas_iocpacket { 83 u_int16_t host_no; 84 u_int16_t __pad1; 85 u_int32_t sgl_off; 86 u_int32_t sge_count; 87 u_int32_t sense_off; 88 u_int32_t sense_len; 89 union { 90 u_int8_t raw[MEGAMFI_RAW_FRAME_SIZE]; 91 struct mrsas_header hdr; 92 } frame; 93 struct iovec sgl[MAX_IOCTL_SGE]; 94 }; 95 #pragma pack() 96 97 #endif /* MRSAS_IOCTL_H */ 98