37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Alan Korr
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdbool.h>
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#include "sh7034.h"
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#include "led.h"
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void led(bool on)
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{
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#ifdef ASM_IMPLEMENTATION
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if ( on )
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asm("or.b %0, @(r0,gbr)" : : "I"(0x40), "z"(PBDR_ADDR+1));
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else
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asm("and.b %0, @(r0,gbr)" : : "I"(~0x40), "z"(PBDR_ADDR+1));
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#else
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if ( on )
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PBDR |= 0x40;
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else
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PBDR &= ~0x40;
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#endif
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}
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