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Add drivers for the EVK1101 - begin full port to the AVR32 UC3B line of AVRs.

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Dean Camera 2010-02-22 11:44:34 +00:00
parent d2851b3351
commit aae20139b9
16 changed files with 509 additions and 18 deletions
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LUFA/Common/Atomic.h Normal file
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/*
LUFA Library
Copyright (C) Dean Camera, 2010.
dean [at] fourwalledcubicle [dot] com
www.fourwalledcubicle.com
*/
/*
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
Permission to use, copy, modify, distribute, and sell this
software and its documentation for any purpose is hereby granted
without fee, provided that the above copyright notice appear in
all copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name of the author not be used in
advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
The author disclaim all warranties with regard to this
software, including all implied warranties of merchantability
and fitness. In no event shall the author be liable for any
special, indirect or consequential damages or any damages
whatsoever resulting from loss of use, data or profits, whether
in an action of contract, negligence or other tortious action,
arising out of or in connection with the use or performance of
this software.
*/
/** \file
*
* Atomic block header for the 32-bit AVRs, modelled on the 8-bit AVR's util/atomic.h
* header.
*
* \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
* functionality on the 32-bit AVRs.
*/
#ifndef __ATOMIC_H__
#define __ATOMIC_H__
/* Includes: */
#include <avr32/io.h>
#include <stdint.h>
#include <stdbool.h>
/* Public Interface - May be used in end-application: */
/* Macros: */
#define ATOMIC_BLOCK(type) for ( type, __ToDo = __iCliRetVal(); \
__ToDo ; __ToDo = 0 )
#define NONATOMIC_BLOCK(type) for ( type, __ToDo = __iSeiRetVal(); \
__ToDo ; __ToDo = 0 )
#define ATOMIC_RESTORESTATE uint8_t sreg_save \
__attribute__((__cleanup__(__iRestore))) = 0 /* TODO */
#define ATOMIC_FORCEON uint8_t sreg_save \
__attribute__((__cleanup__(__iSeiParam))) = 0
#define NONATOMIC_RESTORESTATE uint8_t sreg_save \
__attribute__((__cleanup__(__iRestore))) = 0 /* TODO */
#define NONATOMIC_FORCEOFF uint8_t sreg_save \
__attribute__((__cleanup__(__iCliParam))) = 0
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Inline Functions: */
static __inline__ uint8_t __iSeiRetVal(void)
{
((avr32_sr_t*)AVR32_SR_T)->gm = true;
return 1;
}
static __inline__ uint8_t __iCliRetVal(void)
{
((avr32_sr_t*)AVR32_SR_T)->gm = false;
return 1;
}
static __inline__ void __iSeiParam(const uint8_t *__s)
{
((avr32_sr_t*)AVR32_SR_T)->gm = true;
__asm__ volatile ("" ::: "memory");
(void)__s;
}
static __inline__ void __iCliParam(const uint8_t *__s)
{
((avr32_sr_t*)AVR32_SR_T)->gm = false;
__asm__ volatile ("" ::: "memory");
(void)__s;
}
static __inline__ void __iRestore(const uint8_t *__s)
{
((avr32_sr_t*)AVR32_SR_T)->gm = *__s;
__asm__ volatile ("" ::: "memory");
}
#endif
#endif