FreeBSD/Linux Kernel Cross Reference
sys/dev/mfi/mfi_ioctl.h

     /*-
      * Copyright (c) 2006 IronPort Systems
      * 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, 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.
     */
    
    #include <sys/cdefs.h>
    __FBSDID("$FreeBSD: releng/6.4/sys/dev/mfi/mfi_ioctl.h 179847 2008-06-17 17:04:38Z ambrisko $");
    
    #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */
    struct iovec32 {
            u_int32_t       iov_base;
            int             iov_len;
    };
    #endif
    
    #define MFIQ_FREE       0
    #define MFIQ_BIO        1
    #define MFIQ_READY      2
    #define MFIQ_BUSY       3
    #define MFIQ_COUNT      4
    
    struct mfi_qstat {
            uint32_t        q_length;
            uint32_t        q_max;
    };
    
    union mfi_statrequest {
            uint32_t                ms_item;
            struct mfi_qstat        ms_qstat;
    };
    
    #define MAX_IOCTL_SGE   16
    
    struct mfi_ioc_packet {
            uint16_t        mfi_adapter_no;
            uint16_t        mfi_pad1;
            uint32_t        mfi_sgl_off;
            uint32_t        mfi_sge_count;
            uint32_t        mfi_sense_off;
            uint32_t        mfi_sense_len;
            union {
                    uint8_t raw[128];
                    struct mfi_frame_header hdr;
            } mfi_frame;
    
            struct iovec mfi_sgl[MAX_IOCTL_SGE];
    } __packed;
    
    #ifdef __amd64__
    struct mfi_ioc_packet32 {
            uint16_t        mfi_adapter_no;
            uint16_t        mfi_pad1;
            uint32_t        mfi_sgl_off;
            uint32_t        mfi_sge_count;
            uint32_t        mfi_sense_off;
            uint32_t        mfi_sense_len;
            union {
                    uint8_t raw[128];
                    struct mfi_frame_header hdr;
            } mfi_frame;
    
            struct iovec32 mfi_sgl[MAX_IOCTL_SGE];
    } __packed;
    #endif
    
    struct mfi_ioc_aen {
            uint16_t        aen_adapter_no;
            uint16_t        aen_pad1;
            uint32_t        aen_seq_num;
            uint32_t        aen_class_locale;
    } __packed;
    
    #define MFI_CMD         _IOWR('M', 1, struct mfi_ioc_packet)
    #ifdef __amd64__
    #define MFI_CMD32       _IOWR('M', 1, struct mfi_ioc_packet32)
    #endif
    #define MFI_SET_AEN     _IOW('M', 3, struct mfi_ioc_aen)
    
   #define MAX_LINUX_IOCTL_SGE     16
   
   struct mfi_linux_ioc_packet {
           uint16_t        lioc_adapter_no;
           uint16_t        lioc_pad1;
           uint32_t        lioc_sgl_off;
           uint32_t        lioc_sge_count;
           uint32_t        lioc_sense_off;
           uint32_t        lioc_sense_len;
           union {
                   uint8_t raw[128];
                   struct mfi_frame_header hdr;
           } lioc_frame;
   
   #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */
           struct iovec32 lioc_sgl[MAX_LINUX_IOCTL_SGE];
   #else
           struct iovec lioc_sgl[MAX_LINUX_IOCTL_SGE];
   #endif
   } __packed;
   
   struct mfi_ioc_passthru {
           struct mfi_dcmd_frame   ioc_frame;
           uint32_t                buf_size;
           uint8_t                 *buf;
   } __packed;
   
   #ifdef __amd64__
   struct mfi_ioc_passthru32 {
           struct mfi_dcmd_frame   ioc_frame;
           uint32_t                buf_size;
           uint32_t                buf;
   } __packed;
   #endif
   
   #define MFIIO_STATS     _IOWR('Q', 101, union mfi_statrequest)
   #define MFIIO_PASSTHRU  _IOWR('C', 102, struct mfi_ioc_passthru)
   #ifdef __amd64__
   #define MFIIO_PASSTHRU32        _IOWR('C', 102, struct mfi_ioc_passthru32)
   #endif
   
   struct mfi_linux_ioc_aen {
           uint16_t        laen_adapter_no;
           uint16_t        laen_pad1;
           uint32_t        laen_seq_num;
           uint32_t        laen_class_locale;
   } __packed;
   
   struct mfi_query_disk {
           uint8_t array_id;
           uint8_t present;
           uint8_t open;
           uint8_t reserved;       /* reserved for future use */
           char    devname[SPECNAMELEN + 1];
   } __packed;
   
   #define MFIIO_QUERY_DISK        _IOWR('Q', 102, struct mfi_query_disk)
   
   /*
    * Create a second set so the FreeBSD native ioctl doesn't
    * conflict in FreeBSD ioctl handler.  Translate in mfi_linux.c.
    */
   #define MFI_LINUX_CMD           0xc1144d01
   #define MFI_LINUX_SET_AEN       0x400c4d03
   #define MFI_LINUX_CMD_2         0xc1144d02
   #define MFI_LINUX_SET_AEN_2     0x400c4d04

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