diff options
Diffstat (limited to 'cpukit/score/cpu/m32c/varvects.h')
-rw-r--r-- | cpukit/score/cpu/m32c/varvects.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/cpukit/score/cpu/m32c/varvects.h b/cpukit/score/cpu/m32c/varvects.h new file mode 100644 index 0000000000..30884edbd8 --- /dev/null +++ b/cpukit/score/cpu/m32c/varvects.h @@ -0,0 +1,54 @@ +/* + +Copyright (c) 2008 Red Hat Incorporated. +All rights reserved. + +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. + + The name of Red Hat Incorporated may not be used to endorse + or promote products derived from this software without specific + prior written permission. + +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 RED HAT INCORPORATED 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. + +*/ + +/* This file defines the interface to the built-in variable vector + table in R8C/M16C/M32C chips. */ + +#ifndef _VARVECTS_H_ +#define _VARVECTS_H_ + +typedef void (*_m32c_interrupt_func)(void) __attribute__((mode(SI))); +extern _m32c_interrupt_func _var_vects[]; + +#if defined(__r8c_cpu__) || defined (__m16c_cpu__) + +#define _set_var_vect(f,n) \ + { __asm__ ("mov.w #%%lo16(%d0),__var_vects+%d1" : : "s" (f), "g" (n*4)); \ + __asm__ ("mov.w #%%hi16(%d0),__var_vects+%d1" : : "s" (f), "g" (n*4+2)); } + +#else + +#define _set_var_vect(f,n) \ + _var_vects[n] = f + +#endif +#endif |