gonzui

    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T2EX Software Package
    4:  *
    5:  *    Copyright 2012 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2012/12/12.
   10:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/04.
   11:  *
   12:  *----------------------------------------------------------------------
   13:  */
   14: /*
   15:  * This software package is available for use, modification, 
   16:  * and redistribution in accordance with the terms of the attached 
   17:  * T-License 2.x.
   18:  * If you want to redistribute the source code, you need to attach 
   19:  * the T-License 2.x document.
   20:  * There's no obligation to publish the content, and no obligation 
   21:  * to disclose it to the TRON Forum if you have modified the 
   22:  * software package.
   23:  * You can also distribute the modified source code. In this case, 
   24:  * please register the modification to T-Kernel traceability service.
   25:  * People can know the history of modifications by the service, 
   26:  * and can be sure that the version you have inherited some 
   27:  * modification of a particular version or not.
   28:  *
   29:  *    http://trace.tron.org/tk/?lang=en
   30:  *    http://trace.tron.org/tk/?lang=ja
   31:  *
   32:  * As per the provisions of the T-License 2.x, TRON Forum ensures that 
   33:  * the portion of the software that is copyrighted by Ken Sakamura or 
   34:  * the TRON Forum does not infringe the copyrights of a third party.
   35:  * However, it does not make any warranty other than this.
   36:  * DISCLAIMER: TRON Forum and Ken Sakamura shall not be held
   37:  * responsible for any consequences or damages caused directly or
   38:  * indirectly by the use of this software package.
   39:  *
   40:  * The source codes in bsd_source.tar.gz in this software package are 
   41:  * derived from NetBSD or OpenBSD and not covered under T-License 2.x.
   42:  * They need to be changed or redistributed according to the 
   43:  * representation of each source header.
   44:  */
   45: 
   46: /*
   47:  *      @(#)libtk.h (libtk)
   48:  *
   49:  *      T-Kernel library common definitions
   50:  */
   51: 
   52: #include <basic.h>
   53: #include <tk/tkernel.h>
   54: #include <tk/sysmgr.h>
   55: #include <t2ex/util.h>
   56: #include <sys/libs.h>
   57: #include <sys/memalloc.h>
   58: 
   59: /*
   60:  * Initialization and deletion of library internal shared exclusive
   61:  * control lock
   62:  */
   63: IMPORT ER  _init_liblock( void );
   64: IMPORT void _delete_liblock( void );
   65: 
   66: /* ------------------------------------------------------------------------ */
   67: 
   68: IMPORT  MACB             _Kmacb;            /* Kmalloc control block */
   69: IMPORT  MACB             _Vmacb;            /* Vmalloc control block */
   70: IMPORT  MACB             _Smacb;            /* Smalloc control block */
   71: 
   72: IMPORT  FastULock        _SmacbLock;    /* Smalloc lock */
   73: 
   74: /*
   75:  * Memory allocation exclusion control
   76:  */
   77: #define MEMLOCK(ERR_RET) {                                              \
   78:                 if ( _lib_lock(_LL_MEMALLOC, TRUE) < E_OK ) {         \
   79:                         ERR_RET;                                     \
   80:                 }                                                     \
   81:         }
   82: 
   83: #define MEMUNLOCK() {                                                   \
   84:                 _lib_unlock(_LL_MEMALLOC);                            \
   85:         }
   86: 
   87: #ifdef T2EX_MM
   88: #define UMEMLOCK(ERR_RET) {                                             \
   89:                 ULock(&_SmacbLock);                                   \
   90:         }
   91: 
   92: #define UMEMUNLOCK() {                                                  \
   93:                 UUnlock(&_SmacbLock);                                 \
   94:         }
   95: #else
   96: #define UMEMLOCK(ERR_RET) MEMLOCK(ERR_RET)
   97: #define UMEMUNLOCK() MEMUNLOCK()
   98: #endif
   99: 
  100: /* ------------------------------------------------------------------------ */