include/cdi-osdep.h

   1 /*
   2  * Copyright (c) 2009 Kevin Wolf
   3  *
   4  * This program is free software. It comes without any warranty, to
   5  * the extent permitted by applicable law. You can redistribute it
   6  * and/or modify it under the terms of the Do What The Fuck You Want
   7  * To Public License, Version 2, as published by Sam Hocevar. See
   8  * http://sam.zoy.org/projects/COPYING.WTFPL for more details.
   9  */
  10
  11 #ifndef _CDI_OSDEP_H_
  12 #define _CDI_OSDEP_H_
  13
  14 #define cdi_glue(x, y) x ## y
  15 #define cdi_declare_driver(drv, counter) \
  16     static const void *__attribute__((section("cdi_drivers"), used)) \
  17     cdi_glue(__cdi_driver_, counter) = &drv;
  18
  19 /**
  20  * \german
  21  * Muss fuer jeden CDI-Treiber genau einmal verwendet werden, um ihn bei der
  22  * CDI-Bibliothek zu registrieren
  23  *
  24  * @param name Name des Treibers
  25  * @param drv Treiberbeschreibung (struct cdi_driver)
  26  * @param deps Liste von Namen anderer Treiber, von denen der Treiber abhaengt
  27  * \endgerman
  28  *
  29  * \english
  30  * CDI_DRIVER shall be used exactly once for each CDI driver. It registers
  31  * the driver with the CDI library.
  32  *
  33  * @param name Name of the driver
  34  * @param drv A driver description (struct cdi_driver)
  35  * @param deps List of names of other drivers on which this driver depends
  36  * \endenglish
  37  */
  38 #define CDI_DRIVER(name, drv) cdi_declare_driver(drv, __COUNTER__)
  39
  40 /**
  41  * \german
  42  * OS-spezifische Daten zu PCI-Geraeten
  43  * \endgerman
  44  * \english
  45  * OS-specific PCI data.
  46  * \endenglish
  47  */
  48 typedef int cdi_pci_device_osdep;
  49
  50 /**
  51  * \german
  52  * OS-spezifische Daten fuer einen ISA-DMA-Zugriff
  53  * \endgerman
  54  * \english
  55  * OS-specific DMA data.
  56  * \endenglish
  57  */
  58 typedef int cdi_dma_osdep;
  59
  60 /**
  61  * \german
  62  * OS-spezifische Daten fuer Speicherbereiche
  63  * \endgerman
  64  * \english
  65  * OS-specific data for memory areas.
  66  * \endenglish
  67  */
  68 typedef int cdi_mem_osdep;
  69
  70 #endif