contiki/cpu/cc2430/dev/hwconf.h

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/*
* Copyright (c) 2005, Swedish Institute of Computer Science
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 THE INSTITUTE OR CONTRIBUTORS 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 is part of the Contiki operating system.
*
* @(#)$Id: hwconf.h,v 1.2 2010/01/25 23:12:09 anthony-a Exp $
*/
#ifndef __HWCONF_H__
#define __HWCONF_H__
#include "sys/cc.h"
#include <cc2430_sfr.h>
extern uint8_t p0ien;
extern uint8_t p2ien;
#define HWCONF_PIN(name, port, bit) \
static CC_INLINE void name##_SELECT() {P##port##SEL &= ~(1 << bit);} \
static CC_INLINE void name##_SELECT_IO() {P##port##SEL &= ~(1 << bit);} \
static CC_INLINE void name##_SELECT_PM() {P##port##SEL |= 1 << bit;} \
static CC_INLINE void name##_SET() {P##port##_##bit = 1; } \
static CC_INLINE void name##_CLEAR() {P##port##_##bit = 0; } \
static CC_INLINE unsigned char name##_READ() {return P##port##_##bit; } \
static CC_INLINE void name##_MAKE_OUTPUT() {P##port##DIR |= 1 << bit;} \
static CC_INLINE void name##_MAKE_INPUT() {P##port##DIR &= ~(1 << bit); }
#define HWCONF_IRQ_XXX(name, port, bit) \
static CC_INLINE void name##_ENABLE_IRQ() { \
if ( port == 2 ) { PICTL |= P2IEN; p2ien |= 1<<bit; } \
if (( port == 0) && ( bit <4)) { PICTL |= P0IENL; p0ien |= 1<<bit; } \
if ((port == 0) && ( bit >=4)) { PICTL |= P0IENH; p0ien |= 1<<bit; } \
if ( port == 1) { P##port##IEN |= 1 << bit; } \
} \
static CC_INLINE void name##_DISABLE_IRQ() { \
if ( port == 2 ) { \
p2ien &= ~(1<<bit); \
if (p2ien==0) PICTL &= ~P2IEN; \
} \
if (( port == 0) && ( bit <4)) { \
p0ien &= ~(1<<bit); \
if ((p0ien&0xf)==0) PICTL &= ~P0IENL; \
} \
if (( port == 0) && ( bit >=4)) { \
p0ien &= ~(1<<bit); \
if ((p0ien&0xf0)==0) PICTL &= ~P0IENH; \
} \
if ( port == 1) { P##port##IEN &= ~(1 << bit); } \
} \
static CC_INLINE int name##_IRQ_ENABLED() {return P##port##IEN & (1 << bit);} \
static CC_INLINE int name##_CHECK_IRQ() {return P##port##IFG & (1 << bit);} \
static CC_INLINE int name##_IRQ_PORT() {return IRQ_PORT##port;}
#define HWCONF_IRQ(name, port, bit) \
static CC_INLINE void name##_ENABLE_IRQ() { \
if ( port == 1) { P##port##IEN |= 1 << bit; } \
} \
static CC_INLINE void name##_DISABLE_IRQ() { \
if ( port == 1) { P##port##IEN &= ~(1 << bit); } \
} \
static CC_INLINE int name##_IRQ_ENABLED() {return P##port##IEN & (1 << bit);} \
static CC_INLINE int name##_CHECK_IRQ() {return P##port##IFG & (1 << bit);} \
static CC_INLINE int name##_IRQ_PORT() {return IRQ_PORT##port;}
#endif /* __HWCONF_H__ */