AVR32000: Introduction to AVR32 header files: macro.h Source File

00001 /*This file has been prepared for Doxygen automatic documentation generation.*/
00021 /* Copyright (c) 2006, Atmel Corporation All rights reserved.
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00029  * 2. Redistributions in binary form must reproduce the above copyright notice,
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00047 
00048 #ifndef _MACRO_H_
00049 #define _MACRO_H_
00050 
00051 #ifdef __ICCAVR32__
00052 #include <intrinsics.h>
00053 #endif
00054 
00062 #ifdef __ICCAVR32__
00063 #define AVR32_SET_SR_BIT(sregister, bitname) \
00064     volatile long avr32_sr_set_value; \
00065     avr32_sr_set_value = __get_system_register(sregister); \
00066     avr32_sr_set_value |= bitname; \
00067     __set_system_register(sregister, avr32_sr_set_value)
00068 #elif __GNUC__
00069 #define AVR32_SET_SR_BIT(sregister, bitname) \
00070     volatile long avr32_sr_set_value; \
00071     avr32_sr_set_value = __builtin_mfsr(sregister); \
00072     avr32_sr_set_value |= bitname; \
00073     __builtin_mtsr(sregister, avr32_sr_set_value)
00074 #else
00075 #error No known compiler used
00076 #endif
00077 
00078 
00086 #ifdef __ICCAVR32__
00087 #define AVR32_SET_SR_REG(sregister, regval) \
00088     __set_system_register(sregister, regval)
00089 #elif __GNUC__
00090 #define AVR32_SET_SR_REG(sregister, regval) \
00091     __builtin_mtsr(sregister, regval)
00092 #else
00093 #error No known compiler used
00094 #endif
00095 
00096 
00104 #ifdef __ICCAVR32__
00105 #define AVR32_CLEAR_SR_BIT(sregister, bitname) \
00106     volatile long avr32_sr_clear_value; \
00107     avr32_sr_clear_value = __get_system_register(sregister); \
00108     avr32_sr_clear_value &= ~bitname; \
00109     __set_system_register(sregister, avr32_sr_clear_value)
00110 #elif __GNUC__
00111 #define AVR32_CLEAR_SR_BIT(sregister, bitname) \
00112     volatile long avr32_sr_clear_value; \
00113     avr32_sr_clear_value = __builtin_mfsr(sregister); \
00114     avr32_sr_clear_value &= ~bitname; \
00115     __builtin_mtsr(sregister, avr32_sr_clear_value)
00116 #else
00117 #error No known compiler used
00118 #endif
00119 
00120 
00128 #ifdef __ICCAVR32__
00129 #define AVR32_TOGGLE_SR_BIT(sregister, bitname) \
00130     volatile long avr32_sr_toggle_value; \
00131     avr32_sr_toggle_value = __get_system_register(sregister); \
00132     avr32_sr_toggle_value ^= bitname; \
00133     __set_system_register(sregister, avr32_sr_toggle_value)
00134 #elif __GNUC__
00135 #define AVR32_TOGGLE_SR_BIT(sregister, bitname) \
00136     volatile long avr32_sr_toggle_value; \
00137     avr32_sr_toggle_value = __builtin_mfsr(sregister); \
00138     avr32_sr_toggle_value ^= bitname; \
00139     __builtin_mtsr(sregister, avr32_sr_toggle_value)
00140 #else
00141 #error No known compiler used
00142 #endif
00143 
00144 
00152 #ifdef __ICCAVR32__
00153 #define AVR32_READ_SR_REG(sregister, return_value) \
00154     return_value = __get_system_register(sregister)
00155 #elif __GNUC__
00156 #define AVR32_READ_SR_REG(sregister, return_value) \
00157     return_value = __builtin_mfsr(sregister)
00158 #else
00159 #error No known compiler used
00160 #endif
00161 
00162 #endif /* End _MACRO_H_ */
00163