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