FreeBSD/Linux Kernel Cross Reference
sys/dev/hpt27xx/os_bsd.h

     /*-
      * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
      *
      * Copyright (c) 2005-2011 HighPoint Technologies, Inc.
      * 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.
     *
     * $FreeBSD$
     */
    
    #include <dev/hpt27xx/hpt27xx_config.h>
    
    #ifndef _OS_BSD_H
    #define _OS_BSD_H
    
    #ifndef DBG
    #define  DBG    0
    #endif
    
    #include <sys/param.h>
    #include <sys/types.h>
    #include <sys/cons.h>
    #include <sys/time.h>
    #include <sys/systm.h> 
    
    #include <sys/stat.h>
    #include <sys/malloc.h>
    #include <sys/conf.h>
    #include <sys/libkern.h>
    #include <sys/kernel.h>
    
    #include <sys/kthread.h>
    #include <sys/mutex.h>
    #include <sys/module.h>
    
    #include <sys/eventhandler.h>
    #include <sys/bus.h>
    #include <sys/taskqueue.h>
    #include <sys/ioccom.h>
    
    #include <machine/resource.h>
    #include <machine/pci_cfgreg.h>
    #include <machine/bus.h>
    #include <machine/stdarg.h>
    #include <sys/rman.h>
    
    #include <vm/vm.h>
    #include <vm/pmap.h>
    
    #include <dev/pci/pcireg.h>
    #include <dev/pci/pcivar.h>
    
    #include <cam/cam.h>
    #include <cam/cam_ccb.h>
    #include <cam/cam_sim.h>
    #include <cam/cam_xpt_sim.h>
    #include <cam/cam_debug.h>
    #include <cam/cam_xpt_periph.h>
    #include <cam/cam_periph.h>
    #include <cam/scsi/scsi_all.h>
    #include <cam/scsi/scsi_message.h>
    
    
    typedef struct _INQUIRYDATA {
            u_char DeviceType : 5;
            u_char DeviceTypeQualifier : 3;
            u_char DeviceTypeModifier : 7;
            u_char RemovableMedia : 1;
            u_char Versions;
            u_char ResponseDataFormat;
            u_char AdditionalLength;
            u_char Reserved[2];
            u_char SoftReset : 1;
            u_char CommandQueue : 1;
            u_char Reserved2 : 1;
            u_char LinkedCommands : 1;
            u_char Synchronous : 1;
            u_char Wide16Bit : 1;
            u_char Wide32Bit : 1;
           u_char RelativeAddressing : 1;
           u_char VendorId[8];
           u_char ProductId[16];
           u_char ProductRevisionLevel[4];
           u_char VendorSpecific[20];
           u_char Reserved3[40];
   } 
   __attribute__((packed))
   INQUIRYDATA, *PINQUIRYDATA;
   
   #endif
   
   /* private headers */
   
   #include <dev/hpt27xx/osm.h>
   #include <dev/hpt27xx/him.h>
   #include <dev/hpt27xx/ldm.h>
   
   /* driver parameters */
   extern const char driver_name[];
   extern const char driver_name_long[];
   extern const char driver_ver[];
   extern int  osm_max_targets;
   
   /*
    * adapter/vbus extensions:
    * each physical controller has an adapter_ext, passed to him.create_adapter()
    * each vbus has a vbus_ext passed to ldm_create_vbus().
    */
   #define EXT_TYPE_HBA  1
   #define EXT_TYPE_VBUS 2
   
   typedef struct _hba {
           int               ext_type;
           LDM_ADAPTER       ldm_adapter;
           device_t          pcidev;
           PCI_ADDRESS       pciaddr;
           struct _vbus_ext *vbus_ext;
           struct _hba      *next;
           
           struct {
                   struct resource *res;
                   int type;
                   int rid;
                   void *base;
           }
           pcibar[6];
   
           struct resource  *irq_res;
           void             *irq_handle;
   }
   HBA, *PHBA;
   
   typedef struct _os_cmdext {
           struct _vbus_ext  *vbus_ext;
           struct _os_cmdext *next;
           union ccb         *ccb;
           bus_dmamap_t       dma_map;
           struct callout     timeout;
           SG                 psg[os_max_sg_descriptors];
   }
   OS_CMDEXT, *POS_CMDEXT;
   
   typedef struct _vbus_ext {
           int               ext_type;
           struct _vbus_ext *next;
           PHBA              hba_list;
           struct freelist  *freelist_head;
           struct freelist  *freelist_dma_head;
           
           struct cam_sim   *sim;    /* sim for this vbus */
           struct cam_path  *path;   /* peripheral, path, tgt, lun with this vbus */
           struct mtx        lock; /* general purpose lock */
           bus_dma_tag_t     io_dmat; /* I/O buffer DMA tag */
           
           POS_CMDEXT        cmdext_list;
   
           OSM_TASK         *tasks;
           struct task       worker;
           struct callout    timer;
           eventhandler_tag  shutdown_eh;
           
           /* the LDM vbus instance continues */
           unsigned long vbus[0] __attribute__((aligned(sizeof(unsigned long))));
   }
   VBUS_EXT, *PVBUS_EXT;
   
   #define hpt_lock_vbus(vbus_ext)   mtx_lock(&(vbus_ext)->lock)
   #define hpt_unlock_vbus(vbus_ext) mtx_unlock(&(vbus_ext)->lock)
   #define hpt_assert_vbus_locked(vbus_ext) mtx_assert(&(vbus_ext)->lock, MA_OWNED)
   
   
   #define HPT_OSM_TIMEOUT (20*hz)  /* timeout value for OS commands */
   
   #define HPT_DO_IOCONTROL        _IOW('H', 0, HPT_IOCTL_PARAM)
   
   #define HPT_SCAN_BUS            _IO('H', 1)
   
   #define TASK_ENQUEUE(task)      taskqueue_enqueue(taskqueue_swi,(task));
   
   static  __inline        int hpt_sleep(PVBUS_EXT vbus_ext, void *ident, int priority, const char *wmesg, int timo)
   {
           return  msleep(ident, &vbus_ext->lock, priority, wmesg, timo);
   }
   

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