1 /******************************************************************************
   2  *
   3  * Name: achaiku.h - OS specific defines, etc. for Haiku (www.haiku-os.org)
   4  *
   5  *****************************************************************************/
   6 
   7 /*
   8  * Copyright (C) 2000 - 2013, Intel Corp.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43 
  44 #ifndef __ACHAIKU_H__
  45 #define __ACHAIKU_H__
  46 
  47 #include "acgcc.h"
  48 #include <KernelExport.h>
  49 
  50 struct mutex;
  51 
  52 
  53 /* Host-dependent types and defines for user- and kernel-space ACPICA */
  54 
  55 #define ACPI_USE_SYSTEM_CLIBRARY
  56 #define ACPI_USE_STANDARD_HEADERS
  57 
  58 #define ACPI_MUTEX_TYPE             ACPI_OSL_MUTEX
  59 #define ACPI_MUTEX                  struct mutex *
  60 
  61 #define ACPI_USE_NATIVE_DIVIDE
  62 
  63 // #define ACPI_THREAD_ID               thread_id
  64 #define ACPI_SEMAPHORE              sem_id
  65 #define ACPI_SPINLOCK               spinlock *
  66 #define ACPI_CPU_FLAGS              cpu_status
  67 
  68 #define COMPILER_DEPENDENT_INT64    int64
  69 #define COMPILER_DEPENDENT_UINT64   uint64
  70 
  71 
  72 #ifdef B_HAIKU_64_BIT
  73 #define ACPI_MACHINE_WIDTH          64
  74 #else
  75 #define ACPI_MACHINE_WIDTH          32
  76 #endif
  77 
  78 
  79 #ifdef _KERNEL_MODE
  80 /* Host-dependent types and defines for in-kernel ACPICA */
  81 
  82 /* ACPICA cache implementation is adequate. */
  83 #define ACPI_USE_LOCAL_CACHE
  84 
  85 #define ACPI_FLUSH_CPU_CACHE() __asm __volatile("wbinvd");
  86 
  87 /* Based on FreeBSD's due to lack of documentation */
  88 extern int AcpiOsAcquireGlobalLock(uint32 *lock);
  89 extern int AcpiOsReleaseGlobalLock(uint32 *lock);
  90 
  91 #define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq)    do {                \
  92         (Acq) = AcpiOsAcquireGlobalLock(&((GLptr)->GlobalLock));    \
  93 } while (0)
  94 
  95 #define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq)    do {                \
  96         (Acq) = AcpiOsReleaseGlobalLock(&((GLptr)->GlobalLock));    \
  97 } while (0)
  98 
  99 #else /* _KERNEL_MODE */
 100 /* Host-dependent types and defines for user-space ACPICA */
 101 
 102 #error "We only support kernel mode ACPI atm."
 103 
 104 #endif /* _KERNEL_MODE */
 105 #endif /* __ACHAIKU_H__ */