The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/sys/device_port.h

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    1 /*-
    2  * Copyright (c) 1999 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
    3  * Copyright (c) 1999 Takanori Watanabe <takawata@jp.FreeBSD.org>
    4  * All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  *
   27  * $FreeBSD$
   28  */
   29 
   30 #if defined(__NetBSD__)
   31 # include <sys/device.h>
   32 #elif defined(__FreeBSD__)
   33 # if __FreeBSD_version >= 400001
   34 #  include <sys/module.h>
   35 #  include <sys/bus.h>
   36 # else
   37 #  include <sys/device.h>
   38 # endif
   39 #endif
   40 
   41 /*
   42  * Macro's to cope with the differences between operating systems and versions. 
   43  */
   44 
   45 #if defined(__NetBSD__)
   46 # define DEVPORT_DEVICE                 struct device
   47 # define DEVPORT_DEVNAME(dev)           (dev).dv_xname
   48 # define DEVPORT_DEVUNIT(dev)           (dev).dv_unit
   49 
   50 #elif defined(__FreeBSD__)
   51 /*
   52  * FreeBSD (compatibility for struct device)
   53  */
   54 #if __FreeBSD_version >= 400001
   55 # define DEVPORT_DEVICE                 device_t
   56 # define DEVPORT_DEVNAME(dev)           device_get_name(dev)
   57 # define DEVPORT_DEVUNIT(dev)           device_get_unit(dev)
   58 # define DEVPORT_ALLOC_SOFTC(dev)       device_get_softc(dev)
   59 # define DEVPORT_GET_SOFTC(dev)         device_get_softc(dev)
   60 
   61 # define UNCONF 1               /* print " not configured\n" */
   62 
   63 #else
   64 
   65 # define DEVPORT_DEVICE                 struct device
   66 # define DEVPORT_DEVNAME(dev)           (dev).dv_xname
   67 # define DEVPORT_DEVUNIT(dev)           (dev).dv_unit
   68 # ifdef DEVPORT_ALLOCSOFTCFUNC
   69 #  define DEVPORT_ALLOC_SOFTC(dev)      (DEVPORT_ALLOCSOFTCFUNC)((dev).dv_unit)
   70 # else
   71 #  define DEVPORT_ALLOC_SOFTC(dev)      DEVPORT_ALLOCSOFTCFUNC_is_not_defined_prior_than_device_port_h
   72 # endif
   73 # ifdef DEVPORT_SOFTCARRAY
   74 #  define DEVPORT_GET_SOFTC(dev)        (DEVPORT_SOFTCARRAY)[(dev).dv_unit]
   75 # else
   76 #  define DEVPORT_GET_SOFTC(dev)        DEVPORT_SOFTCARRAY_is_not_defined_prior_than_device_port_h
   77 # endif
   78 
   79 #endif
   80 
   81 /*
   82  * PC-Card device driver (compatibility for struct pccard_devinfo *)
   83  */
   84 #if __FreeBSD_version >= 400001
   85 # define DEVPORT_PDEVICE                device_t
   86 # define DEVPORT_PDEVUNIT(pdev)         device_get_unit(pdev)
   87 # define DEVPORT_PDEVFLAGS(pdev)        device_get_flags(pdev)
   88 # define DEVPORT_PDEVIOBASE(pdev)       bus_get_resource_start(pdev, SYS_RES_IOPORT, 0)
   89 # define DEVPORT_PDEVIRQ(pdev)          bus_get_resource_start(pdev, SYS_RES_IRQ, 0)
   90 # define DEVPORT_PDEVMADDR(pdev)        bus_get_resource_start(pdev, SYS_RES_MEMORY, 0)
   91 # define DEVPORT_PDEVALLOC_SOFTC(pdev)  device_get_softc(pdev)
   92 # define DEVPORT_PDEVGET_SOFTC(pdev)    device_get_softc(pdev)
   93 
   94 #else
   95 
   96 # define DEVPORT_PDEVICE                struct pccard_devinfo *
   97 # define DEVPORT_PDEVUNIT(pdev)         (pdev)->pd_unit
   98 # define DEVPORT_PDEVFLAGS(pdev)        (pdev)->pd_flags
   99 # define DEVPORT_PDEVIOBASE(pdev)       (pdev)->pd_iobase
  100 # define DEVPORT_PDEVIRQ(pdev)          (pdev)->pd_irq
  101 # define DEVPORT_PDEVMADDR(pdev)        (pdev)->pd_maddr
  102 # ifdef DEVPORT_ALLOCSOFTCFUNC
  103 #  define DEVPORT_PDEVALLOC_SOFTC(pdev) (DEVPORT_ALLOCSOFTCFUNC)((pdev)->pd_unit)
  104 # else
  105 #  define DEVPORT_PDEVALLOC_SOFTC(pdev) DEVPORT_ALLOCSOFTCFUNC_is_not_defined_prior_than_device_port_h
  106 # endif
  107 # ifdef DEVPORT_SOFTCARRAY
  108 #  define DEVPORT_PDEVGET_SOFTC(pdev)   (DEVPORT_SOFTCARRAY)[(pdev)->pd_unit]
  109 # else
  110 #  define DEVPORT_PDEVGET_SOFTC(pdev)   DEVPORT_SOFTCARRAY_is_not_defined_prior_than_device_port_h
  111 # endif
  112 #endif
  113 
  114 #endif /* __FreeBSD__ */
  115 

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