AVR32113 Configuration and Use of the Memory Management Unit: macro.h Source File

00001 /*This file has been prepared for Doxygen automatic documentation generation.*/
00023 /* Copyright (c) 2006, Atmel Corporation All rights reserved.
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00025  * Redistribution and use in source and binary forms, with or without
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00031  * 2. Redistributions in binary form must reproduce the above copyright notice,
00032  * this list of conditions and the following disclaimer in the documentation
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00049 
00050 #ifndef _MACRO_H_
00051 #define _MACRO_H_
00052 
00053 #ifdef __ICCAVR32__
00054 #include <intrinsics.h>
00055 #endif
00056 
00064 #ifdef __ICCAVR32__
00065 #define AVR32_SET_SR_BIT(sregister, bitname) \
00066     volatile long avr32_sr_set_value; \
00067     avr32_sr_set_value = __get_system_register(sregister); \
00068     avr32_sr_set_value |= bitname; \
00069     __set_system_register(sregister, avr32_sr_set_value)
00070 #elif __GNUC__
00071 #define AVR32_SET_SR_BIT(sregister, bitname) \
00072     volatile long avr32_sr_set_value; \
00073     avr32_sr_set_value = __builtin_mfsr(sregister); \
00074     avr32_sr_set_value |= bitname; \
00075     __builtin_mtsr(sregister, avr32_sr_set_value)
00076 #else
00077 #error No known compiler used
00078 #endif
00079 
00080 
00088 #ifdef __ICCAVR32__
00089 #define AVR32_SET_SR_REG(sregister, regval) \
00090     __set_system_register(sregister, regval)
00091 #elif __GNUC__
00092 #define AVR32_SET_SR_REG(sregister, regval) \
00093     __builtin_mtsr(sregister, regval)
00094 #else
00095 #error No known compiler used
00096 #endif
00097 
00098 
00106 #ifdef __ICCAVR32__
00107 #define AVR32_CLEAR_SR_BIT(sregister, bitname) \
00108     volatile long avr32_sr_clear_value; \
00109     avr32_sr_clear_value = __get_system_register(sregister); \
00110     avr32_sr_clear_value &= ~bitname; \
00111     __set_system_register(sregister, avr32_sr_clear_value)
00112 #elif __GNUC__
00113 #define AVR32_CLEAR_SR_BIT(sregister, bitname) \
00114     volatile long avr32_sr_clear_value; \
00115     avr32_sr_clear_value = __builtin_mfsr(sregister); \
00116     avr32_sr_clear_value &= ~bitname; \
00117     __builtin_mtsr(sregister, avr32_sr_clear_value)
00118 #else
00119 #error No known compiler used
00120 #endif
00121 
00122 
00130 #ifdef __ICCAVR32__
00131 #define AVR32_TOGGLE_SR_BIT(sregister, bitname) \
00132     volatile long avr32_sr_toggle_value; \
00133     avr32_sr_toggle_value = __get_system_register(sregister); \
00134     avr32_sr_toggle_value ^= bitname; \
00135     __set_system_register(sregister, avr32_sr_toggle_value)
00136 #elif __GNUC__
00137 #define AVR32_TOGGLE_SR_BIT(sregister, bitname) \
00138     volatile long avr32_sr_toggle_value; \
00139     avr32_sr_toggle_value = __builtin_mfsr(sregister); \
00140     avr32_sr_toggle_value ^= bitname; \
00141     __builtin_mtsr(sregister, avr32_sr_toggle_value)
00142 #else
00143 #error No known compiler used
00144 #endif
00145 
00146 
00154 #ifdef __ICCAVR32__
00155 #define AVR32_READ_SR_REG(sregister, return_value) \
00156     return_value = __get_system_register(sregister)
00157 #elif __GNUC__
00158 #define AVR32_READ_SR_REG(sregister, return_value) \
00159     return_value = __builtin_mfsr(sregister)
00160 #else
00161 #error No known compiler used
00162 #endif
00163 
00164 #endif /* End _MACRO_H_ */
00165