arch/m68k-mac/exec/disable.c

   1 /*
   2     Copyright © 1995-2013, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Disable() - Stop interrupts from occurring.
   6     Lang: english
   7 */
   8
   9 #include <exec/types.h>
  10 #include <exec/execbase.h>
  11 #include <aros/libcall.h>
  12 #include <asm/registers.h>
  13
  14 #undef Exec
  15 #ifdef UseExecstubs
  16 #    define Exec _Exec
  17 #endif
  18
  19 #include <proto/exec.h>
  20
  21 /* See rom/exec/disable.c for documentation */
  22
  23 AROS_LH0(void, Disable,
  24     struct ExecBase *, SysBase, 20, Exec)
  25 {
  26 #undef Exec
  27
  28         AROS_LIBFUNC_INIT
  29
  30         /*
  31          * Disable interrupts by masking all interrupts.
  32          */
  33         SetSR(0x700,0x700);
  34
  35         SysBase->IDNestCnt++;
  36
  37         AROS_LIBFUNC_EXIT
  38 } /* Disable() */