mfivar.h

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    1 /* $OpenBSD: mfivar.h,v 1.55 2020/07/22 13:16:04 krw 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 struct mfi_softc;
   19 #define DEVNAME(_s)     ((_s)->sc_dev.dv_xname)
   20 
   21 /* #define MFI_DEBUG */
   22 #ifdef MFI_DEBUG
   23 extern uint32_t                 mfi_debug;
   24 #define DPRINTF(x...)           do { if (mfi_debug) printf(x); } while(0)
   25 #define DNPRINTF(n,x...)        do { if (mfi_debug & n) printf(x); } while(0)
   26 #define MFI_D_CMD               0x0001
   27 #define MFI_D_INTR              0x0002
   28 #define MFI_D_MISC              0x0004
   29 #define MFI_D_DMA               0x0008
   30 #define MFI_D_IOCTL             0x0010
   31 #define MFI_D_RW                0x0020
   32 #define MFI_D_MEM               0x0040
   33 #define MFI_D_CCB               0x0080
   34 #else
   35 #define DPRINTF(x...)
   36 #define DNPRINTF(n,x...)
   37 #endif
   38 
   39 struct mfi_mem {
   40         bus_dmamap_t            am_map;
   41         bus_dma_segment_t       am_seg;
   42         size_t                  am_size;
   43         caddr_t                 am_kva;
   44 };
   45 
   46 #define MFIMEM_MAP(_am)         ((_am)->am_map)
   47 #define MFIMEM_LEN(_am)         ((_am)->am_map->dm_mapsize)
   48 #define MFIMEM_DVA(_am)         ((_am)->am_map->dm_segs[0].ds_addr)
   49 #define MFIMEM_KVA(_am)         ((void *)(_am)->am_kva)
   50 
   51 struct mfi_prod_cons {
   52         uint32_t                mpc_producer;
   53         uint32_t                mpc_consumer;
   54         uint32_t                mpc_reply_q[1]; /* compensate for 1 extra reply per spec */
   55 };
   56 
   57 struct mfi_ccb {
   58         union mfi_frame         *ccb_frame;
   59         paddr_t                 ccb_pframe;
   60         bus_addr_t              ccb_pframe_offset;
   61         uint32_t                ccb_frame_size;
   62         uint32_t                ccb_extra_frames;
   63 
   64         struct mfi_sense        *ccb_sense;
   65         paddr_t                 ccb_psense;
   66 
   67         bus_dmamap_t            ccb_dmamap;
   68 
   69         union mfi_sgl           *ccb_sgl;
   70 
   71         /* data for sgl */
   72         void                    *ccb_data;
   73         uint32_t                ccb_len;
   74 
   75         uint32_t                ccb_direction;
   76 #define MFI_DATA_NONE   0
   77 #define MFI_DATA_IN     1
   78 #define MFI_DATA_OUT    2
   79 
   80         void                    *ccb_cookie;
   81         void                    (*ccb_done)(struct mfi_softc *,
   82                                     struct mfi_ccb *);
   83 
   84         volatile enum {
   85                 MFI_CCB_FREE,
   86                 MFI_CCB_READY,
   87                 MFI_CCB_DONE
   88         }                       ccb_state;
   89         uint32_t                ccb_flags;
   90 #define MFI_CCB_F_ERR                   (1<<0)
   91         SLIST_ENTRY(mfi_ccb)    ccb_link;
   92 };
   93 
   94 SLIST_HEAD(mfi_ccb_list, mfi_ccb);
   95 
   96 enum mfi_iop {
   97         MFI_IOP_XSCALE,
   98         MFI_IOP_PPC,
   99         MFI_IOP_GEN2,
  100         MFI_IOP_SKINNY
  101 };
  102 
  103 struct mfi_iop_ops {
  104         u_int32_t       (*mio_fw_state)(struct mfi_softc *);
  105         void            (*mio_intr_ena)(struct mfi_softc *);
  106         int             (*mio_intr)(struct mfi_softc *);
  107         void            (*mio_post)(struct mfi_softc *, struct mfi_ccb *);
  108         u_int           (*mio_sgd_load)(struct mfi_softc *, struct mfi_ccb *);
  109         u_int32_t       mio_idb;
  110         u_int32_t       mio_flags;
  111 #define MFI_IOP_F_SYSPD         (1 << 0)
  112 };
  113 
  114 struct mfi_pd_link {
  115         u_int16_t               pd_id;
  116         struct mfi_pd_details   pd_info;
  117 };
  118 
  119 struct mfi_pd_softc {
  120         struct scsibus_softc    *pd_scsibus;
  121         struct mfi_pd_link      *pd_links[MFI_MAX_PD];
  122 };
  123 
  124 struct mfi_softc {
  125         struct device           sc_dev;
  126         void                    *sc_ih;
  127         struct scsi_iopool      sc_iopool;
  128 
  129         const struct mfi_iop_ops *sc_iop;
  130 
  131         int                     sc_64bit_dma;
  132 
  133         bus_space_tag_t         sc_iot;
  134         bus_space_handle_t      sc_ioh;
  135         bus_dma_tag_t           sc_dmat;
  136 
  137         /* save some useful information for logical drives that is missing
  138          * in sc_ld_list
  139          */
  140         struct {
  141                 uint32_t        ld_present;
  142                 char            ld_dev[16];     /* device name sd? */
  143         }                       sc_ld[MFI_MAX_LD];
  144 
  145         /* scsi ioctl from sd device */
  146         int                     (*sc_ioctl)(struct device *, u_long, caddr_t);
  147 
  148         /* firmware determined max, totals and other information*/
  149         uint32_t                sc_max_cmds;
  150         uint32_t                sc_max_sgl;
  151         uint32_t                sc_sgl_size;
  152         uint32_t                sc_ld_cnt;
  153 
  154         uint16_t                sc_sgl_flags;
  155         uint16_t                sc_reserved;
  156 
  157         /* bio */
  158         struct mfi_conf         *sc_cfg;
  159         struct mfi_ctrl_info    sc_info;
  160         struct mfi_ld_list      sc_ld_list;
  161         struct mfi_ld_details   *sc_ld_details; /* array to all logical disks */
  162         int                     sc_no_pd; /* used physical disks */
  163         int                     sc_ld_sz; /* sizeof sc_ld_details */
  164 
  165         /* all commands */
  166         struct mfi_ccb          *sc_ccb;
  167 
  168         /* producer/consumer pointers and reply queue */
  169         struct mfi_mem          *sc_pcq;
  170 
  171         /* frame memory */
  172         struct mfi_mem          *sc_frames;
  173         uint32_t                sc_frames_size;
  174 
  175         /* sense memory */
  176         struct mfi_mem          *sc_sense;
  177 
  178         struct mfi_ccb_list     sc_ccb_freeq;
  179         struct mutex            sc_ccb_mtx;
  180 
  181         struct scsibus_softc    *sc_scsibus;
  182         struct mfi_pd_softc     *sc_pd;
  183 
  184         /* mgmt lock */
  185         struct rwlock           sc_lock;
  186 
  187         /* sensors */
  188         struct ksensordev       sc_sensordev;
  189         struct ksensor          *sc_bbu;
  190         struct ksensor          *sc_bbu_status;
  191         struct ksensor          *sc_sensors;
  192 };
  193 
  194 int     mfi_attach(struct mfi_softc *sc, enum mfi_iop);
  195 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