mfivar.h

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    1 /* $OpenBSD: mfivar.h,v 1.28 2006/08/31 18:18:46 marco Exp $ */
    2 /*
    3  * Copyright (c) 2006 Marco Peereboom <marco@peereboom.us>
    4  *
    5  * Permission to use, copy, modify, and distribute this software for any
    6  * purpose with or without fee is hereby granted, provided that the above
    7  * copyright notice and this permission notice appear in all copies.
    8  *
    9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
   11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
   12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
   13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
   14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
   15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
   16  */
   17 
   18 #include <dev/sysmon/sysmonvar.h>
   19 #include <sys/envsys.h>
   20 
   21 #define DEVNAME(_s)     ((_s)->sc_dev.dv_xname)
   22 
   23 // #define MFI_DEBUG
   24 #ifdef MFI_DEBUG
   25 extern uint32_t                 mfi_debug;
   26 #define DPRINTF(x...)           do { if (mfi_debug) printf(x); } while(0)
   27 #define DNPRINTF(n,x...)        do { if (mfi_debug & n) printf(x); } while(0)
   28 #define MFI_D_CMD               0x0001
   29 #define MFI_D_INTR              0x0002
   30 #define MFI_D_MISC              0x0004
   31 #define MFI_D_DMA               0x0008
   32 #define MFI_D_IOCTL             0x0010
   33 #define MFI_D_RW                0x0020
   34 #define MFI_D_MEM               0x0040
   35 #define MFI_D_CCB               0x0080
   36 #else
   37 #define DPRINTF(x...)
   38 #define DNPRINTF(n,x...)
   39 #endif
   40 
   41 struct mfi_mem {
   42         bus_dmamap_t            am_map;
   43         bus_dma_segment_t       am_seg;
   44         size_t                  am_size;
   45         caddr_t                 am_kva;
   46 };
   47 
   48 #define MFIMEM_MAP(_am)         ((_am)->am_map)
   49 #define MFIMEM_DVA(_am)         ((_am)->am_map->dm_segs[0].ds_addr)
   50 #define MFIMEM_KVA(_am)         ((void *)(_am)->am_kva)
   51 
   52 struct mfi_prod_cons {
   53         uint32_t                mpc_producer;
   54         uint32_t                mpc_consumer;
   55         uint32_t                mpc_reply_q[1]; /* compensate for 1 extra reply per spec */
   56 };
   57 
   58 struct mfi_ccb {
   59         struct mfi_softc        *ccb_sc;
   60 
   61         union mfi_frame         *ccb_frame;
   62         paddr_t                 ccb_pframe;
   63         uint32_t                ccb_frame_size;
   64         uint32_t                ccb_extra_frames;
   65 
   66         struct mfi_sense        *ccb_sense;
   67         paddr_t                 ccb_psense;
   68 
   69         bus_dmamap_t            ccb_dmamap;
   70 
   71         union mfi_sgl           *ccb_sgl;
   72 
   73         /* data for sgl */
   74         void                    *ccb_data;
   75         uint32_t                ccb_len;
   76 
   77         uint32_t                ccb_direction;
   78 #define MFI_DATA_NONE   0
   79 #define MFI_DATA_IN     1
   80 #define MFI_DATA_OUT    2
   81 
   82         struct scsipi_xfer      *ccb_xs;
   83 
   84         void                    (*ccb_done)(struct mfi_ccb *);
   85 
   86         volatile enum {
   87                 MFI_CCB_FREE,
   88                 MFI_CCB_READY,
   89                 MFI_CCB_DONE
   90         }                       ccb_state;
   91         uint32_t                ccb_flags;
   92 #define MFI_CCB_F_ERR                   (1<<0)
   93         TAILQ_ENTRY(mfi_ccb)    ccb_link;
   94 };
   95 
   96 TAILQ_HEAD(mfi_ccb_list, mfi_ccb);
   97 
   98 struct mfi_softc {
   99         struct device           sc_dev;
  100         struct scsipi_channel   sc_chan;
  101         struct scsipi_adapter   sc_adapt;
  102 
  103         void                    *sc_ih;
  104 
  105         u_int32_t               sc_flags;
  106 
  107         bus_space_tag_t         sc_iot;
  108         bus_space_handle_t      sc_ioh;
  109         bus_dma_tag_t           sc_dmat;
  110 
  111         /* save some useful information for logical drives that is missing
  112          * in sc_ld_list
  113          */
  114         struct {
  115                 uint32_t        ld_present;
  116                 char            ld_dev[16];     /* device name sd? */
  117         }                       sc_ld[MFI_MAX_LD];
  118 
  119         /* scsi ioctl from sd device */
  120         int                     (*sc_ioctl)(struct device *, u_long, caddr_t);
  121 
  122         /* firmware determined max, totals and other information*/
  123         uint32_t                sc_max_cmds;
  124         uint32_t                sc_max_sgl;
  125         uint32_t                sc_max_ld;
  126         uint32_t                sc_ld_cnt;
  127         /* XXX these struct should be local to mgmt function */
  128         struct mfi_ctrl_info    sc_info;
  129         struct mfi_ld_list      sc_ld_list;
  130         struct mfi_ld_details   sc_ld_details;
  131 
  132         /* all commands */
  133         struct mfi_ccb          *sc_ccb;
  134 
  135         /* producer/consumer pointers and reply queue */
  136         struct mfi_mem          *sc_pcq;
  137 
  138         /* frame memory */
  139         struct mfi_mem          *sc_frames;
  140         uint32_t                sc_frames_size;
  141 
  142         /* sense memory */
  143         struct mfi_mem          *sc_sense;
  144 
  145         struct mfi_ccb_list     sc_ccb_freeq;
  146 
  147         struct sysmon_envsys    sc_envsys;
  148 #define sc_ranges       sc_envsys.sme_ranges
  149 #define sc_sensor_info  sc_envsys.sme_sensor_info
  150 #define sc_sensor_data  sc_envsys.sme_sensor_data
  151 
  152 };
  153 
  154 int     mfi_attach(struct mfi_softc *sc);
  155 int     mfi_intr(void *);

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FreeBSD/Linux Kernel Cross Reference sys/dev/ic/mfivar.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/mfivar.h