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106 lines
3.4 KiB
C
106 lines
3.4 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* $Id$
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*/
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#ifndef __MSP430_H__
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#define __MSP430_H__
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/**
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* @ingroup msp430
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* @{
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*/
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/**
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* \file
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* MSP430 definitions
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* \author
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* Adam Dunkels <adam@sics.se>
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* Modified by Kaspar Schleiser
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*/
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#include <stdint.h>
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#include <stdbool.h>
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#include "board.h"
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#ifndef MSP430_INITIAL_CPU_SPEED
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#define MSP430_INITIAL_CPU_SPEED 2457600uL
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#warning MSP430_INITIAL_CPU_SPEED undefined. MSP430 initial dco speed set to 2.457600 MHz.
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#endif
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#ifndef MSP430_HAS_DCOR
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#define MSP430_HAS_DCOR 0
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#endif
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#ifndef MSP430_HAS_EXTERNAL_CRYSTAL
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#define MSP430_HAS_EXTERNAL_CRYSTAL 0
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#endif
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#define HAVE_STDINT_H
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#define CC_CONF_REGISTER_ARGS 1
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#define CC_CONF_FUNCTION_POINTER_ARGS 1
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#define CC_CONF_INLINE inline
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#define CC_CONF_VA_ARGS 1
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//#define CC_CONF_USED // is ignored my mspgcc
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#define CC_CONF_NONNULL(...) __attribute__((nonnull(__VA_ARGS__)))
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#define CC_CONF_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
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#if (MSP430_INITIAL_CPU_SPEED > 5000000) && (MSP430_HAS_DCOR != 1) || (MSP430_INITIAL_CPU_SPEED > 10000000) && (MSP430_HAS_DCOR == 1)
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#warning MSP430_INITIAL_CPU_SPEED too high
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#endif
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extern volatile uint32_t cpu_speed;
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#define RTIMER_ARCH_SECOND (32767 / 4) ///< frequency of the rtimer
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#define CLOCK_CONF_SECOND (32767 / 8) ///< frequency of the software timers
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void msp430_set_cpu_speed(uint32_t speed);
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void msp430_cpu_init(void); /* Rename to cpu_init() later! */
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#define cpu_init() msp430_cpu_init()
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void msp430_init_dco(void);
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void *sbrk(int);
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typedef int spl_t;
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void splx_(spl_t);
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spl_t splhigh_(void);
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#define splhigh() splhigh_()
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#define splx(sr) __asm__ __volatile__("bis %0, r2" : : "r" (sr))
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void msp430_set_cpu_speed(uint32_t speed);
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void msp430_cpu_init(void);
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/** @} */
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#endif /* __MSP430_H__ */
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