FreeBSD/Linux Kernel Cross Reference
sys/contrib/alpine-hal/al_hal_types.h

     /*-
     ********************************************************************************
     Copyright (C) 2015 Annapurna Labs Ltd.
     
     This file may be licensed under the terms of the Annapurna Labs Commercial
     License Agreement.
     
     Alternatively, this file can be distributed under the terms of the GNU General
     Public License V2 as published by the Free Software Foundation and can be
    found at http://www.gnu.org/licenses/gpl-2.0.html
    
    Alternatively, redistribution and use in source and binary forms, with or
    without modification, are permitted provided that the following conditions are
    met:
    
        *     Redistributions of source code must retain the above copyright notice,
    this list of conditions and the following disclaimer.
    
        *     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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
    
    *******************************************************************************/
    
    /**
     * @defgroup group_common HAL Common Layer
     *  @{
     * @file   al_hal_types.h
     *
     * @brief  macros used by HALs and platform layer
     *
     */
    
    #ifndef __AL_HAL_TYPES_H__
    #define __AL_HAL_TYPES_H__
    
    #include "al_hal_plat_types.h"
    #include "al_hal_plat_services.h"
    
    /* *INDENT-OFF* */
    #ifdef __cplusplus
    extern "C" {
    #endif
    /* *INDENT-ON* */
    
    /* Common defines */
    
    #if (!AL_TRUE) || (AL_FALSE)
    #error "AL_TRUE must be non zero and AL_FALSE must be zero"
    #endif
    
    typedef int AL_RETURN;
    
    #if !defined(NULL)
    #define NULL            (void *)0
    #endif
    
    #if !defined(likely)
    #define likely(x)       (__builtin_expect(!!(x), 1))
    #define unlikely(x)     (__builtin_expect(!!(x), 0))
    #endif
    
    
    #ifdef __GNUC__
    #if !defined(__packed)
    #define __packed __attribute__ ((packed))
    #endif
      /* packed and alinged types */
    #define __packed_a4 __attribute__ ((packed, aligned(4)))
    #define __packed_a8 __attribute__ ((packed, aligned(8)))
    #define __packed_a16 __attribute__ ((packed, aligned(16)))
    
    #else
    #if !defined(__packed)
    #error "__packed is not defined!!"
    #endif
    #endif
    
    #if !defined(__iomem)
    #define __iomem
    #endif
    
    #if !defined(__cache_aligned)
    #ifdef __GNUC__
    #define __cache_aligned __attribute__ ((__aligned__(64)))
    #else
    #define __cache_aligned
   #endif
   #endif
   
   #if !defined(INLINE)
   #ifdef __GNUC__
   #define INLINE inline
   #else
   #define INLINE
   #endif
   #endif
   
   /* *INDENT-OFF* */
   #ifdef __cplusplus
   }
   #endif
   /* *INDENT-ON* */
   /** @} end of Common group */
   #endif                          /* __TYPES_H__ */

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